/* ======================================================
   页面构建器 v5 — 极简科技风 + 辅色点缀
   设计理念: 主色(按钮/图标) + 辅色(副标题/勾选) + 大面积中性色
   无花哨渐变，干净线条，精准留白，优雅阴影
   ====================================================== */

/* ==================== 基础变量 ==================== */
:root {
    /* 主题色（JS 注入） */
    --pb-primary: #2563eb;
    --pb-primary-dark: #1d4ed8;
    --pb-primary-light: #eff6ff;
    --pb-accent: #10b981;
    /* 中性色基底 */
    --pb-bg: #ffffff;
    --pb-bg-alt: #f8fafc;
    --pb-bg-dark: #0f172a;
    --pb-text: #0f172a;
    --pb-text-secondary: #475569;
    --pb-text-light: #cbd5e1;
    --pb-border: #e2e8f0;
    --pb-border-dark: rgba(255,255,255,0.08);
    /* 尺寸与质感 */
    --pb-radius: 12px;
    --pb-radius-lg: 16px;
    --pb-radius-btn: 50px;
    --pb-shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
    --pb-shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --pb-shadow: 0 4px 12px rgba(0,0,0,0.06);
    --pb-shadow-lg: 0 12px 40px rgba(0,0,0,0.08);
    --pb-transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==================== 容器 ==================== */
.pb-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ==================== 区块基础 ==================== */
.pb-section {
    padding: 88px 0;
    background: var(--pb-bg);
}
.pb-section:nth-child(even) {
    background: var(--pb-bg-alt);
}

/* ==================== 区块标题 ==================== */
.pb-section-header {
    text-align: center;
    margin-bottom: 56px;
}
.pb-section-title {
    font-size: clamp(26px, 4vw, 38px);
    font-weight: 750;
    color: var(--pb-text);
    margin: 0;
    letter-spacing: -0.02em;
    line-height: 1.25;
}
.pb-section-title span {
    color: var(--pb-primary);
}
.pb-section-title em {
    font-style: normal;
    font-weight: 500;
    color: var(--pb-accent);
    font-size: 0.75em;
}
.pb-section-desc {
    color: var(--pb-text-secondary);
    font-size: 1.05rem;
    margin: 14px 0 0;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

/* ==================== Hero v7 — 双屏轮播 + 动感光球 ==================== */
.pb-hero {
    position: relative;
    min-height: calc(100vh - 68px);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(180deg, #e7effc 0%, #f5f8fd 60%, #f0f5fb 100%);
    overflow: hidden;
}

/* ----- 每屏幻灯片 ----- */
.pb-hero-slide {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: scale(1.03);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.9s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
    z-index: 0;
}
.pb-hero-slide.active {
    opacity: 1;
    transform: scale(1);
    pointer-events: auto;
    z-index: 2;
}
.pb-hero-slide.leaving {
    opacity: 0;
    transform: scale(0.96);
    z-index: 1;
    transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.pb-hero-slide.entering {
    animation: slideBounce 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}
@keyframes slideBounce {
    0%   { transform: scale(1.05); }
    60%  { transform: scale(0.98); }
    100% { transform: scale(1); }
}

/* ----- 动态渐变光球背景（CSS 动画，GPU 加速） ----- */
.pb-hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.45;
    pointer-events: none;
    z-index: 0;
    animation-timing-function: ease-in-out;
    animation-iteration-count: infinite;
}
.pb-hero-orb--1 {
    width: 600px; height: 600px;
    background: radial-gradient(circle, var(--pb-primary) 0%, transparent 70%);
    top: -15%; left: -10%;
    animation: orbFloat1 12s infinite;
}
.pb-hero-orb--2 {
    width: 500px; height: 500px;
    background: radial-gradient(circle, var(--pb-accent, #10b981) 0%, transparent 70%);
    bottom: -20%; right: -8%;
    animation: orbFloat2 15s infinite;
}
.pb-hero-orb--3 {
    width: 400px; height: 400px;
    background: radial-gradient(circle, var(--pb-primary-dark) 0%, transparent 70%);
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    animation: orbPulse 8s infinite;
    opacity: 0.18;
}

@keyframes orbFloat1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25%  { transform: translate(60px, -40px) scale(1.08); }
    50%  { transform: translate(-20px, -80px) scale(0.94); }
    75%  { transform: translate(-50px, -20px) scale(1.04); }
}
@keyframes orbFloat2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25%  { transform: translate(-40px, 50px) scale(1.06); }
    50%  { transform: translate(30px, -30px) scale(0.92); }
    75%  { transform: translate(50px, 20px) scale(1.05); }
}
@keyframes orbPulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50%  { transform: translate(-50%, -50%) scale(1.3); }
}

/* ----- 粒子 Canvas ----- */
.pb-hero-canvas {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 1;
    opacity: 0.7;
}
.pb-hero-bg-img {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0.12;
    z-index: 1;
}
.pb-hero-gradient-bg {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 1;
    opacity: 0.85;
}
.pb-hero-overlay {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background:
        linear-gradient(180deg, rgba(8,13,24,0.4) 0%, rgba(8,13,24,0.15) 50%, rgba(8,13,24,0.6) 100%),
        radial-gradient(ellipse at 50% 0%, rgba(255,255,255,0.04) 0%, transparent 50%);
    z-index: 2;
    pointer-events: none;
}

/* ----- 内容容器: 宽屏大气 ----- */
.pb-hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    padding: 80px 40px;
    max-width: 1280px;
    width: 100%;
}
.pb-hero-top { margin-bottom: 48px; }
.pb-hero-title {
    font-size: clamp(36px, 5vw, 64px);
    font-weight: 850;
    color: #0f172a;
    margin: 0 0 24px;
    letter-spacing: -0.03em;
    line-height: 1.12;
    text-shadow: 0 2px 24px rgba(15,23,42,0.06);
}
.pb-hero-subtitle {
    font-size: clamp(17px, 1.8vw, 21px);
    color: var(--pb-text-secondary);
    line-height: 1.75;
    margin: 0;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* ----- 亮点卡片网格: 桌面端单排 ----- */
.pb-hero-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 48px;
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
}
.pb-hero-hl-card {
    background: #fff;
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius-lg);
    padding: 28px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    opacity: 0;
    animation: fadeInUp 0.5s ease-out forwards;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 20px rgba(15,23,42,0.05);
    cursor: default;
}
.pb-hero-hl-card:hover {
    background: #fff;
    border-color: var(--pb-primary);
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(15,23,42,0.12), 0 0 0 1px var(--pb-primary);
}
.pb-hero-hl-icon {
    width: 52px; height: 52px;
    min-width: 52px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--pb-primary), var(--pb-primary-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.25rem;
    color: #fff;
    box-shadow: 0 4px 16px rgba(0,0,0,0.2);
    transition: transform 0.3s ease;
}
.pb-hero-hl-card:hover .pb-hero-hl-icon {
    transform: scale(1.1);
}
.pb-hero-hl-info { text-align: left; }
.pb-hero-hl-info strong {
    display: block;
    font-size: 1rem;
    font-weight: 650;
    color: var(--pb-text);
    margin-bottom: 4px;
    letter-spacing: -0.01em;
}
.pb-hero-hl-info span {
    font-size: 0.85rem;
    color: var(--pb-text-secondary);
    line-height: 1.4;
}

/* ----- 按钮 ----- */
.pb-hero-btns {
    display: flex;
    gap: 18px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 8px;
}
.pb-hero-mockup { margin-top: 56px; }

/* ----- CTA 行动语 ----- */
.pb-hero-cta {
    margin: 28px auto 0;
    text-align: center;
    font-size: clamp(1rem, 1.4vw, 1.15rem);
    color: var(--pb-text-secondary);
    font-weight: 400;
    letter-spacing: 0.04em;
    line-height: 1.6;
    position: relative;
    display: inline-block;
    animation: ctaPulse 3s ease-in-out infinite;
}
.pb-hero-cta::before {
    content: '';
    position: absolute;
    left: 50%;
    top: -10px;
    transform: translateX(-50%);
    width: 40px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--pb-primary), transparent);
}
@keyframes ctaPulse {
    0%, 100% { opacity: 0.55; transform: translateY(0); }
    50% { opacity: 0.9; transform: translateY(-3px); }
}
.pb-hero-mockup img {
    max-width: 100%;
    max-height: 440px;
    border-radius: var(--pb-radius-lg);
    box-shadow: 0 24px 80px rgba(0,0,0,0.4);
    transition: transform 0.3s ease;
}
.pb-hero-mockup img:hover { transform: translateY(-4px); }

/* ----- 向下滚动指示器（桌面端显示） ----- */
.pb-hero-scroll-hint {
    position: absolute;
    bottom: 36px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    opacity: 0.5;
    animation: scrollBounce 2s ease-in-out infinite;
}
.pb-hero-scroll-hint span {
    font-size: 0.75rem;
    color: var(--pb-text-secondary);
    letter-spacing: 0.08em;
}
.pb-hero-scroll-hint .scroll-line {
    width: 1px; height: 28px;
    background: linear-gradient(180deg, var(--pb-primary), transparent);
}
@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); opacity: 0.5; }
    50% { transform: translateX(-50%) translateY(8px); opacity: 0.8; }
}

/* ----- 轮播导航箭头 ----- */
.pb-hero-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 5;
    width: 48px; height: 48px;
    border-radius: 50%;
    border: 1px solid rgba(15,23,42,0.12);
    background: rgba(255,255,255,0.65);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    color: rgba(15,23,42,0.6);
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    outline: none;
}
.pb-hero-arrow:hover {
    background: #fff;
    border-color: var(--pb-primary);
    color: var(--pb-primary);
    box-shadow: 0 4px 20px rgba(15,23,42,0.12);
}
.pb-hero-arrow--prev { left: 24px; }
.pb-hero-arrow--next { right: 24px; }

/* ----- 轮播圆点指示器 ----- */
.pb-hero-dots {
    position: absolute;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 5;
    display: flex;
    gap: 10px;
}
.pb-hero-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    background: rgba(15,23,42,0.18);
    cursor: pointer;
    transition: all 0.35s ease;
}
.pb-hero-dot:hover { background: rgba(15,23,42,0.35); }
.pb-hero-dot.active {
    background: var(--pb-primary);
    width: 28px;
    border-radius: 5px;
    box-shadow: 0 0 12px var(--pb-primary);
}

/* ----- Slide 2 专属叠加层（浅色紫调） ----- */
.slide-2-overlay {
    background:
        linear-gradient(180deg, rgba(245,243,255,0.55) 0%, rgba(255,255,255,0) 50%, rgba(238,242,255,0.5) 100%),
        radial-gradient(ellipse at 60% 30%, rgba(124,58,237,0.1) 0%, transparent 60%) !important;
}

/* ==================== 特性卡片 ==================== */
.pb-features {
    background: var(--pb-bg);
    position: relative;
    overflow: hidden;
}
.pb-features:nth-child(even) { background: var(--pb-bg-alt); }

/* Glass 变体背景 — 深色渐变 + 光球 */
.pb-features-glass-bg {
    background: linear-gradient(135deg, #0a0f1a 0%, #111827 50%, #0c1320 100%) !important;
    color: #fff;
}
.pb-features-glass-bg::before {
    content: '';
    position: absolute;
    width: 500px; height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--pb-primary) 0%, transparent 70%);
    top: -15%; right: -10%;
    opacity: 0.08;
    filter: blur(100px);
    pointer-events: none;
}
.pb-features-glass-bg::after {
    content: '';
    position: absolute;
    width: 400px; height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--pb-accent, #10b981) 0%, transparent 70%);
    bottom: -15%; left: -10%;
    opacity: 0.06;
    filter: blur(100px);
    pointer-events: none;
}
.pb-features-glass-bg .pb-section-title { color: #fff; }
.pb-features-glass-bg .pb-section-title span { background: linear-gradient(135deg, var(--pb-primary), var(--pb-accent, #10b981)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.pb-features-glass-bg .pb-section-title em { color: var(--pb-text-light); }
.pb-features-glass-bg .pb-section-desc { color: var(--pb-text-light); }

.pb-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 24px;
    position: relative;
    z-index: 1;
}
.pb-features-grid.pb-features-large {
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}

/* ----- 默认卡片 ----- */
.pb-feature-card {
    background: var(--pb-bg);
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius-lg);
    padding: 32px 28px;
    opacity: 0;
    animation: fadeInUp 0.5s ease-out forwards;
    transition: all var(--pb-transition);
}
.pb-feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--pb-shadow-lg);
    border-color: var(--pb-primary);
}
.pb-feature-card-lg { padding: 40px 32px; }

/* ----- Glass 玻璃拟态卡片（深色背景上使用） ----- */
.pb-feature-card-glass {
    background: rgba(255,255,255,0.04) !important;
    border: 1px solid rgba(255,255,255,0.1) !important;
    border-radius: var(--pb-radius-lg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 32px 28px 28px;
    display: flex;
    flex-direction: column;
    gap: 0;
    opacity: 0;
    animation: fadeInUp 0.5s ease-out forwards;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}
/* Glass 卡片顶部光条 */
.pb-feature-card-glass::before {
    content: '';
    position: absolute;
    top: 0; left: 20%; right: 20%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: all 0.4s ease;
    z-index: 1;
}
.pb-feature-card-glass:hover {
    background: rgba(255,255,255,0.08) !important;
    border-color: var(--pb-primary) !important;
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.3), 0 0 0 1px rgba(var(--pb-primary-rgb), 0.3);
}
.pb-feature-card-glass:hover::before {
    left: 5%; right: 5%;
    background: linear-gradient(90deg, transparent, var(--pb-primary), transparent);
}
.pb-feature-card-glass .pb-card-icon {
    background: linear-gradient(135deg, var(--pb-primary), var(--pb-primary-dark)) !important;
    color: #fff !important;
    border-radius: 14px;
    width: 44px; height: 44px;
    font-size: 1.15rem;
    margin-bottom: 22px;
    position: relative;
    z-index: 2;
    box-shadow: 0 4px 16px rgba(0,0,0,0.25);
}
.pb-feature-card-glass:hover .pb-card-icon {
    transform: scale(1.08);
    box-shadow: 0 6px 24px rgba(0,0,0,0.35);
}
.pb-feature-card-glass .pb-feature-text {
    position: relative;
    z-index: 2;
}
.pb-feature-card-glass .pb-feature-text h3 {
    color: #fff !important;
    font-size: 1.12rem;
    font-weight: 650;
    margin: 0 0 12px;
    line-height: 1.35;
}
.pb-feature-card-glass .pb-feature-text p {
    color: var(--pb-text-light) !important;
    font-size: 0.9rem;
    line-height: 1.65;
    margin: 0;
}
.pb-feature-card-glass:hover .pb-feature-text h3 {
    color: var(--pb-primary) !important;
}

/* ==================== 横向布局卡片（左: logo+大序号  /  右: 标题+描述） ==================== */
.pb-feature-card-horizontal {
    display: flex;
    flex-direction: row;
    align-items: stretch;
    gap: 0;
    background: rgba(255,255,255,0.035);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--pb-radius-lg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
    transition:
        opacity 0.55s ease-out,
        transform 0.55s cubic-bezier(0.4, 0, 0.2, 1),
        background 0.45s cubic-bezier(0.4, 0, 0.2, 1),
        border-color 0.45s ease,
        box-shadow 0.45s ease;
    position: relative;
}
.pb-feature-card-horizontal.pb-hcard-visible {
    opacity: 1;
    transform: translateY(0);
}

/* 顶部微光条 */
.pb-feature-card-horizontal::before {
    content: '';
    position: absolute;
    top: 0; left: 15%; right: 15%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.12), transparent);
    z-index: 2;
    transition: all 0.5s ease;
    pointer-events: none;
}

/* 鼠标悬停扫光 */
.pb-feature-card-horizontal::after {
    content: '';
    position: absolute;
    top: -50%; left: -50%;
    width: 200%; height: 200%;
    background: radial-gradient(ellipse at center, rgba(255,255,255,0.03) 0%, transparent 65%);
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
    z-index: 1;
}

.pb-feature-card-horizontal:hover {
    background: rgba(255,255,255,0.07);
    border-color: var(--pb-primary);
    transform: translateY(-5px);
    box-shadow:
        0 20px 50px rgba(0,0,0,0.35),
        0 0 0 1px rgba(124,58,237,0.25),
        0 0 30px rgba(124,58,237,0.08);
}
.pb-feature-card-horizontal:hover::before {
    left: 4%; right: 4%;
    background: linear-gradient(90deg, transparent, var(--pb-primary), transparent);
}
.pb-feature-card-horizontal:hover::after {
    opacity: 1;
}

/* ===== 左侧面板（logo + 大序号） ===== */
.pb-hcard-left {
    flex: 0 0 130px;
    width: 130px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    padding: 28px 16px;
    background: linear-gradient(180deg, rgba(255,255,255,0.04) 0%, rgba(255,255,255,0.01) 100%);
    border-right: 1px solid rgba(255,255,255,0.06);
    position: relative;
    z-index: 3;
    transition: all 0.45s ease;
    flex-shrink: 0;
}

/* 左侧微光竖条 */
.pb-hcard-left::after {
    content: '';
    position: absolute;
    right: 0; top: 20%; bottom: 20%;
    width: 1px;
    background: linear-gradient(180deg, transparent, rgba(255,255,255,0.1), transparent);
    transition: all 0.45s ease;
}

.pb-feature-card-horizontal:hover .pb-hcard-left {
    background: linear-gradient(180deg, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0.03) 100%);
    border-right-color: rgba(255,255,255,0.15);
}
.pb-feature-card-horizontal:hover .pb-hcard-left::after {
    top: 10%; bottom: 10%;
    background: linear-gradient(180deg, transparent, var(--pb-primary), transparent);
}

.pb-hcard-left .pb-card-icon {
    width: 48px; height: 48px;
    min-width: 48px; min-height: 48px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--pb-primary), var(--pb-primary-dark)) !important;
    color: #fff !important;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    margin: 0;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    transition: all 0.45s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    z-index: 2;
}

.pb-feature-card-horizontal:hover .pb-hcard-left .pb-card-icon {
    transform: scale(1.12);
    box-shadow: 0 6px 28px rgba(0,0,0,0.4), 0 0 20px rgba(124,58,237,0.3);
}

.pb-hcard-number {
    font-size: 3rem;
    font-weight: 900;
    line-height: 1;
    letter-spacing: -0.04em;
    background: linear-gradient(180deg, rgba(255,255,255,0.25) 0%, rgba(255,255,255,0.06) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: all 0.45s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    z-index: 2;
}

.pb-feature-card-horizontal:hover .pb-hcard-number {
    transform: scale(1.15);
    background: linear-gradient(180deg, var(--pb-primary) 0%, rgba(255,255,255,0.5) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 12px rgba(124,58,237,0.4));
}

/* ===== 右侧内容区 ===== */
.pb-hcard-right {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 28px 28px 28px 28px;
    position: relative;
    z-index: 3;
    min-width: 0;
}

.pb-hcard-right h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: #fff;
    margin: 0 0 10px;
    line-height: 1.3;
    letter-spacing: -0.01em;
    transition: color 0.35s ease;
}

.pb-feature-card-horizontal:hover .pb-hcard-right h3 {
    color: var(--pb-primary);
}

.pb-hcard-right p {
    font-size: 0.92rem;
    color: #94a3b8;
    line-height: 1.7;
    margin: 0;
    transition: color 0.35s ease;
}

.pb-feature-card-horizontal:hover .pb-hcard-right p {
    color: #cbd5e1;
}

/* ==== 横向卡片的深色容器背景 ==== */
.pb-features-horizontal-bg {
    background: linear-gradient(160deg, #0b1019 0%, #111927 40%, #0d1420 100%) !important;
    position: relative;
    overflow: hidden;
}
.pb-features-horizontal-bg::before {
    content: '';
    position: absolute;
    width: 600px; height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--pb-primary) 0%, transparent 70%);
    top: -25%; right: -15%;
    opacity: 0.06;
    filter: blur(100px);
    pointer-events: none;
}
.pb-features-horizontal-bg::after {
    content: '';
    position: absolute;
    width: 450px; height: 450px;
    border-radius: 50%;
    background: radial-gradient(circle, #10b981 0%, transparent 70%);
    bottom: -20%; left: -12%;
    opacity: 0.05;
    filter: blur(100px);
    pointer-events: none;
}
.pb-features-horizontal-bg .pb-section-title { color: #fff; }
.pb-features-horizontal-bg .pb-section-title span { background: linear-gradient(135deg, var(--pb-primary), var(--pb-accent, #10b981)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.pb-features-horizontal-bg .pb-section-title em { color: #cbd5e1; }
.pb-features-horizontal-bg .pb-section-desc { color: #94a3b8; }
/* 横向卡片固定 3 列（上排3 + 下排3 = 6 卡） */
.pb-features-horizontal-bg .pb-features-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
/* 平板：2 列 */
@media (max-width: 1024px) {
    .pb-features-horizontal-bg .pb-features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ==================== 行内一排显示（私有运营矩阵等4项横向布局） ==================== */
.pb-features-inline-bg {
    background: linear-gradient(160deg, #0c111c 0%, #121a28 50%, #0e1522 100%) !important;
    position: relative;
    overflow: hidden;
}
.pb-features-inline-bg::before {
    content: '';
    position: absolute;
    top: -120px; right: -120px;
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(124,58,237,0.07) 0%, transparent 70%);
    pointer-events: none;
}
.pb-features-inline-bg .pb-section-title { color: #fff; }
.pb-features-inline-bg .pb-section-title span {
    background: linear-gradient(135deg, var(--pb-primary), var(--pb-accent, #10b981));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.pb-features-inline-bg .pb-section-title em { color: #cbd5e1; }
.pb-features-inline-bg .pb-section-desc { color: #94a3b8; }

/* 行内容器：flex 横向排列，自动等宽 */
.pb-inline-row {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
}

/* 单个行内卡片 */
.pb-inline-card {
    flex: 1 1 0;
    min-width: 200px;
    max-width: 280px;
    background: linear-gradient(145deg, rgba(255,255,255,0.03) 0%, rgba(255,255,255,0.01) 100%);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 18px;
    padding: 36px 22px 28px;
    text-align: center;
    cursor: default;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.35s ease,
                border-color 0.35s ease,
                background 0.35s ease;
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
    animation: pbInlineFadeUp 0.55s ease forwards;
}
@keyframes pbInlineFadeUp {
    to { opacity: 1; transform: translateY(0); }
}

/* 顶部微光条 */
.pb-inline-card::before {
    content: '';
    position: absolute;
    top: 0; left: 20%; right: 20%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    transition: left 0.4s ease, right 0.4s ease, background 0.4s ease;
}

.pb-inline-card:hover {
    transform: translateY(-8px);
    background: rgba(255,255,255,0.06);
    border-color: var(--pb-primary);
    box-shadow:
        0 12px 40px rgba(0,0,0,0.35),
        0 0 0 1px rgba(124,58,237,0.2),
        0 0 60px rgba(124,58,237,0.06);
}
.pb-inline-card:hover::before {
    left: 8%; right: 8%;
    background: linear-gradient(90deg, transparent, var(--pb-primary), transparent);
}

/* 图标 */
.pb-inline-card-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px; height: 64px;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(124,58,237,0.18) 0%, rgba(124,58,237,0.06) 100%);
    margin: 0 auto 18px;
    font-size: 1.65rem;
    color: var(--pb-primary);
    transition: transform 0.35s ease, box-shadow 0.35s ease, background 0.35s ease;
}
.pb-inline-card:hover .pb-inline-card-icon {
    transform: scale(1.1);
    background: linear-gradient(135deg, rgba(124,58,237,0.28) 0%, rgba(124,58,237,0.1) 100%);
    box-shadow: 0 6px 24px rgba(124,58,237,0.25);
}

/* 标题 */
.pb-inline-card-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: #f1f5f9;
    margin: 0 0 10px;
    transition: color 0.35s ease;
}
.pb-inline-card:hover .pb-inline-card-title {
    color: var(--pb-primary);
}

/* 描述 */
.pb-inline-card-desc {
    font-size: 0.875rem;
    color: #94a3b8;
    line-height: 1.6;
    margin: 0;
    transition: color 0.35s ease;
}
.pb-inline-card:hover .pb-inline-card-desc {
    color: #cbd5e1;
}

/* 底部 CTA */
.pb-inline-tail {
    text-align: center;
    margin-top: 40px;
}
.pb-inline-tail span {
    display: inline-block;
    padding: 12px 32px;
    border-radius: 50px;
    background: linear-gradient(135deg, rgba(124,58,237,0.12) 0%, rgba(16,185,129,0.08) 100%);
    border: 1px solid rgba(124,58,237,0.2);
    color: #cbd5e1;
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    transition: all 0.35s ease;
    cursor: default;
}
.pb-inline-tail span:hover {
    background: linear-gradient(135deg, rgba(124,58,237,0.2) 0%, rgba(16,185,129,0.14) 100%);
    border-color: var(--pb-primary);
    color: #fff;
    box-shadow: 0 4px 20px rgba(124,58,237,0.15);
}

/* ---- 响应式：平板 2列 ---- */
@media (max-width: 1024px) {
    .pb-inline-card {
        flex: 0 0 calc(50% - 10px);
        min-width: 0;
        max-width: none;
    }
}

/* ---- 响应式：手机 1列 ---- */
@media (max-width: 640px) {
    .pb-inline-card {
        flex: 1 1 100%;
        min-width: 0;
        max-width: none;
        padding: 28px 20px 22px;
    }
    .pb-inline-card-icon {
        width: 52px; height: 52px;
        font-size: 1.35rem;
        border-radius: 14px;
        margin-bottom: 14px;
    }
    .pb-inline-card-title { font-size: 0.98rem; }
    .pb-inline-card-desc { font-size: 0.83rem; }
    .pb-inline-tail { margin-top: 28px; }
    .pb-inline-tail span { padding: 10px 24px; font-size: 0.88rem; }
}

/* ==================== 解决方案页专属卡片（12业态） ==================== */
.pb-solutions-bg {
    background: linear-gradient(180deg, #0c111c 0%, #101926 50%, #0c111c 100%) !important;
    position: relative;
    overflow: hidden;
}
.pb-solutions-bg::before {
    content: '';
    position: absolute;
    top: -80px; left: 50%; transform: translateX(-50%);
    width: 800px; height: 400px;
    background: radial-gradient(ellipse, rgba(124,58,237,0.06) 0%, transparent 70%);
    pointer-events: none;
}
.pb-solutions-bg .pb-section-title { color: #fff; }
.pb-solutions-bg .pb-section-title span {
    background: linear-gradient(135deg, var(--pb-primary), var(--pb-accent, #10b981));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.pb-solutions-bg .pb-section-desc { color: #94a3b8; }

.pb-solutions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.pb-solution-card {
    background: linear-gradient(155deg, rgba(255,255,255,0.025) 0%, rgba(255,255,255,0.008) 100%);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 16px;
    padding: 26px 22px 22px;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.35s ease,
                border-color 0.35s ease,
                background 0.35s ease;
    opacity: 0;
    transform: translateY(24px);
    animation: pbSolFadeUp 0.5s ease forwards;
    position: relative;
    overflow: hidden;
}
@keyframes pbSolFadeUp {
    to { opacity: 1; transform: translateY(0); }
}

/* 顶部彩色装饰线 */
.pb-solution-card::before {
    content: '';
    position: absolute;
    top: 0; left: 12%; right: 12%;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.12), transparent);
    border-radius: 0 0 2px 2px;
    transition: left 0.4s ease, right 0.4s ease, background 0.4s ease;
}

.pb-solution-card:hover {
    transform: translateY(-8px);
    background: linear-gradient(155deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.025) 100%);
    border-color: rgba(124,58,237,0.35);
    box-shadow:
        0 16px 48px rgba(0,0,0,0.4),
        0 0 0 1px rgba(124,58,237,0.1),
        0 0 80px rgba(124,58,237,0.05);
}
.pb-solution-card:hover::before {
    left: 5%; right: 5%;
    background: linear-gradient(90deg, transparent, var(--pb-primary), rgba(16,185,129,0.6), transparent);
}

/* 卡片图片 */
.pb-sol-img-wrap {
    width: 100%;
    height: 130px;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 16px;
    background: rgba(255,255,255,0.03);
}
.pb-sol-img-wrap .pb-sol-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.pb-solution-card:hover .pb-sol-img {
    transform: scale(1.05);
}

/* 头部：图标 + 标题 */
.pb-sol-head {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}
.pb-sol-icon {
    flex-shrink: 0;
    width: 44px; height: 44px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(124,58,237,0.2) 0%, rgba(124,58,237,0.06) 100%);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.15rem;
    color: var(--pb-primary);
    transition: transform 0.35s ease, box-shadow 0.35s ease;
}
.pb-solution-card:hover .pb-sol-icon {
    transform: scale(1.12);
    box-shadow: 0 4px 16px rgba(124,58,237,0.3);
}
.pb-sol-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: #f1f5f9;
    margin: 0;
    transition: color 0.35s ease;
}
.pb-solution-card:hover .pb-sol-title { color: var(--pb-primary); }

/* 内容区块 */
.pb-sol-section {
    margin-bottom: 12px;
}
.pb-sol-section:last-child { margin-bottom: 0; }

/* 标签（痛点/方案） */
.pb-sol-label {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    padding: 3px 10px;
    border-radius: 20px;
    margin-bottom: 7px;
}
.pb-sol-label i { margin-right: 4px; font-size: 0.68rem; }

.pb-sol-label-pain {
    background: rgba(239,68,68,0.12);
    color: #f87171;
    border: 1px solid rgba(239,68,68,0.2);
}
.pb-sol-label-fix {
    background: rgba(16,185,129,0.12);
    color: #34d399;
    border: 1px solid rgba(16,185,129,0.18);
}

.pb-sol-section p {
    font-size: 0.845rem;
    color: #94a3b8;
    line-height: 1.55;
    margin: 0;
    transition: color 0.35s ease;
}
.pb-solution-card:hover .pb-sol-section p { color: #cbd5e1; }

/* ---- 解决方案响应式 ---- */
@media (max-width: 1024px) {
    .pb-solutions-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 640px) {
    .pb-solutions-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .pb-solution-card { padding: 20px 16px 18px; }
    .pb-sol-img-wrap { height: 110px; }
    .pb-sol-icon { width: 38px; height: 38px; font-size: 1rem; border-radius: 10px; }
    .pb-sol-title { font-size: 0.98rem; }
    .pb-sol-section p { font-size: 0.81rem; }
}

/* ==================== 解决方案详情屏（12屏沉浸式分屏 · 重制版） ==================== */
.pb-soldetail {
    --sd-pri: #7c3aed;
    --sd-pri-light: #a78bfa;
    --sd-accent: #10b981;
    --sd-accent-light: #34d399;
    --sd-pain: #ef4444;
    --sd-pain-light: #f87171;
    --sd-bg: #070b14;
    position: relative;
    min-height: calc(100vh - 68px);
    display: flex;
    align-items: center;
    padding: 100px 0;
    background: var(--sd-bg) !important;
    overflow: hidden;
    contain: layout style paint;
}
.pb-soldetail:nth-child(even) { --sd-accent: #f59e0b; --sd-accent-light: #fbbf24; }
.pb-soldetail:nth-child(3n)  { --sd-accent: #3b82f6; --sd-accent-light: #60a5fa; }

/* ===== 多层动态背景 ===== */
.sd-bg-layer {
    position: absolute; inset: 0; pointer-events: none; z-index: 0;
}
/* 轨道光球 1 */
.sd-bg-layer::before {
    content: ''; position: absolute;
    width: 600px; height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(var(--sd-pri-rgb,124,58,237),0.12) 0%, rgba(124,58,237,0.02) 35%, transparent 70%);
    filter: blur(60px);
    animation: sdOrbit1 18s ease-in-out infinite;
    will-change: transform;
}
/* 轨道光球 2 */
.sd-bg-layer::after {
    content: ''; position: absolute;
    width: 400px; height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(var(--sd-acc-rgb,16,185,129),0.1) 0%, rgba(16,185,129,0.01) 40%, transparent 70%);
    filter: blur(50px);
    animation: sdOrbit2 22s ease-in-out infinite;
    will-change: transform;
}
@keyframes sdOrbit1 {
    0%,100% { transform: translate(-15%,20%); }
    25%    { transform: translate(60%,-15%) scale(1.3); }
    50%    { transform: translate(80%,50%) scale(0.9); }
    75%    { transform: translate(20%,70%) scale(1.15); }
}
@keyframes sdOrbit2 {
    0%,100% { transform: translate(70%,60%); }
    25%    { transform: translate(10%,10%) scale(1.2); }
    50%    { transform: translate(-10%,80%) scale(0.85); }
    75%    { transform: translate(55%,-10%) scale(1.1); }
}

/* 浮动几何装饰 — 每屏一个 */
.sd-geo {
    position: absolute; pointer-events: none; z-index: 0;
    border: 1px solid rgba(124,58,237,0.06);
    will-change: transform;
}
.pb-soldetail:nth-child(odd) .sd-geo {
    right: 8%; top: 15%;
    width: 260px; height: 260px;
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    animation: sdGeoFloatA 14s ease-in-out infinite;
}
.pb-soldetail:nth-child(even) .sd-geo {
    left: 10%; bottom: 18%;
    width: 200px; height: 200px;
    border-radius: 63% 37% 54% 46% / 38% 59% 41% 62%;
    border-color: rgba(16,185,129,0.05);
    animation: sdGeoFloatB 16s ease-in-out infinite;
}
@keyframes sdGeoFloatA {
    0%,100% { transform: translate(0,0) rotate(0deg) scale(1); }
    20%     { transform: translate(30px,-40px) rotate(8deg) scale(1.08); }
    50%     { transform: translate(-20px,25px) rotate(-5deg) scale(0.92); }
    75%     { transform: translate(15px,35px) rotate(3deg) scale(1.04); }
}
@keyframes sdGeoFloatB {
    0%,100% { transform: translate(0,0) rotate(0deg) scale(1); }
    25%     { transform: translate(-35px,30px) rotate(-7deg) scale(0.9); }
    60%     { transform: translate(25px,-20px) rotate(6deg) scale(1.1); }
    85%     { transform: translate(-10px,-35px) rotate(-2deg) scale(1.05); }
}

/* 网格 + 噪点 */
.sd-grid-bg {
    position: absolute; inset: 0; pointer-events: none; z-index: 0; opacity: 0.03;
    background-image:
        linear-gradient(rgba(255,255,255,0.4) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.4) 1px, transparent 1px);
    background-size: 50px 50px;
    mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black 30%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black 30%, transparent 100%);
}

/* ===== 滚动进度条 ===== */
.sd-progress-bar {
    position: absolute; top: 0; left: 0; height: 3px; z-index: 10;
    background: linear-gradient(90deg, var(--sd-pri), var(--sd-accent-light));
    width: 0; border-radius: 0 2px 2px 0;
    transition: width 0.15s linear;
    opacity: 0.8;
}

/* ===== 主内容层 ===== */
.pb-soldetail-inner {
    position: relative; z-index: 1;
    max-width: 1300px; margin: 0 auto; padding: 0 60px;
    display: flex; align-items: center; gap: 80px;
    opacity: 0; transform: translateY(60px);
    transition: opacity 0.9s cubic-bezier(0.22,1,0.36,1), transform 0.9s cubic-bezier(0.22,1,0.36,1);
}
.pb-soldetail-inner.pb-sol-visible { opacity: 1; transform: translateY(0); }
.pb-soldetail-reverse { flex-direction: row-reverse; }

/* ===== 视觉侧 ===== */
.pb-soldetail-visual {
    flex: 0 0 460px; position: relative;
    display: flex; flex-direction: column; align-items: center;
    z-index: 2;
    perspective: 1000px;
    transition: transform 0.12s linear;
}
.pb-soldetail-visual::before {
    content: ''; position: absolute; inset: -30px;
    background: radial-gradient(ellipse at center, rgba(124,58,237,0.06) 0%, transparent 70%);
    border-radius: 40px; pointer-events: none; z-index: -1;
}

/* 图片框 — 3D 倾斜 */
.pb-soldetail-img-box {
    width: 100%; aspect-ratio: 4/3;
    border-radius: 24px; overflow: hidden;
    background: linear-gradient(145deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.01) 100%);
    border: 1px solid rgba(255,255,255,0.08);
    position: relative; display: flex; align-items: center; justify-content: center;
    box-shadow: 0 25px 70px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.03) inset;
    transition: box-shadow 0.5s ease;
    transform-style: preserve-3d;
    will-change: transform;
}
.pb-soldetail-img-box:hover {
    box-shadow: 0 35px 90px rgba(0,0,0,0.65), 0 0 0 1px rgba(255,255,255,0.06) inset, 0 0 70px rgba(124,58,237,0.1);
}
.pb-soldetail-img {
    width: 105%; height: 105%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.22,1,0.36,1);
}
.pb-soldetail-img-box:hover .pb-soldetail-img { transform: scale(1.08); }

/* 图片边框发光脉冲 */
.pb-soldetail-img-box .sd-img-glow {
    position: absolute; inset: -1px; border-radius: 24px; pointer-events: none; z-index: 1;
    background: linear-gradient(135deg, rgba(124,58,237,0.3), transparent 40%, transparent 60%, rgba(16,185,129,0.2));
    opacity: 0; transition: opacity 0.5s ease;
}
.pb-soldetail-img-box:hover .sd-img-glow { opacity: 1; }

/* 占位 */
.pb-soldetail-icon-placeholder {
    width: 100%; height: 100%; display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    background: radial-gradient(ellipse at center, rgba(124,58,237,0.06) 0%, transparent 65%);
}
.pb-soldetail-num-watermark {
    font-size: 8rem; font-weight: 900; line-height: 1;
    color: rgba(124,58,237,0.05); letter-spacing: -0.06em;
    user-select: none; transition: color 0.5s ease, transform 0.5s ease;
}
.pb-soldetail-img-box:hover .pb-soldetail-num-watermark {
    color: rgba(124,58,237,0.14); transform: scale(1.05);
}
.pb-soldetail-icon-placeholder > i {
    font-size: 3.8rem; color: rgba(124,58,237,0.18);
    transition: color 0.5s ease, transform 0.5s ease;
}
.pb-soldetail-img-box:hover .pb-soldetail-icon-placeholder > i {
    color: rgba(124,58,237,0.4); transform: scale(1.08);
}

/* ===== 环形统计卡 ===== */
.pb-soldetail-stat {
    margin-top: -40px; z-index: 3;
    display: flex; align-items: center; gap: 16px;
    background: linear-gradient(145deg, rgba(18,24,42,0.94) 0%, rgba(10,14,26,0.94) 100%);
    border: 1px solid rgba(124,58,237,0.25);
    border-radius: 20px; padding: 18px 28px;
    box-shadow: 0 14px 50px rgba(0,0,0,0.55), 0 0 25px rgba(124,58,237,0.04);
    backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
    transition: transform 0.35s cubic-bezier(0.22,1,0.36,1), box-shadow 0.35s ease, border-color 0.35s ease;
}
.pb-soldetail-stat:hover {
    transform: translateY(-5px);
    border-color: rgba(124,58,237,0.45);
    box-shadow: 0 20px 60px rgba(0,0,0,0.65), 0 0 45px rgba(124,58,237,0.12);
}
/* SVG 环形进度 */
.sd-stat-ring { flex-shrink: 0; width: 56px; height: 56px; }
.sd-stat-ring svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.sd-stat-ring .sd-ring-bg {
    fill: none; stroke: rgba(255,255,255,0.06); stroke-width: 3;
}
.sd-stat-ring .sd-ring-fg {
    fill: none; stroke: var(--sd-pri); stroke-width: 3;
    stroke-linecap: round;
    stroke-dasharray: 157; /* 2*PI*25 ≈ 157 */
    stroke-dashoffset: 157;
    transition: stroke-dashoffset 2.2s cubic-bezier(0.22,1,0.36,1);
    filter: drop-shadow(0 0 6px rgba(124,58,237,0.5));
}
.pb-soldetail-stat.sd-stat-anim .sd-ring-fg {
    stroke-dashoffset: 31; /* ≈ 80% */
    animation: sdRingGlow 2.5s ease-in-out infinite 2.2s;
}
@keyframes sdRingGlow {
    0%,100% { filter: drop-shadow(0 0 6px rgba(124,58,237,0.5)); }
    50%     { filter: drop-shadow(0 0 18px rgba(124,58,237,0.9)) drop-shadow(0 0 30px rgba(16,185,129,0.3)); }
}
.sd-stat-info { flex: 1; }
.pb-soldetail-stat-val {
    display: block; font-size: 2rem; font-weight: 800; line-height: 1;
    background: linear-gradient(135deg, var(--sd-pri), var(--sd-pri-light), var(--sd-accent-light));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
    letter-spacing: -0.02em;
}
.pb-soldetail-stat-label {
    display: block; font-size: 0.75rem; color: #94a3b8;
    margin-top: 4px; font-weight: 500; letter-spacing: 0.02em;
}

/* 打字光标 */
.sd-typing-active::after {
    content: '|'; display: inline; animation: sdCursor 0.8s step-end infinite;
    color: var(--sd-pri-light); margin-left: 1px;
}
.sd-typing-done::after { content: ''; }
@keyframes sdCursor {
    0%,100% { opacity: 1; }
    50%     { opacity: 0; }
}

/* ================================================================
   文字动态特效系统
   ================================================================ */

/* ① 标题 » 字符双向汇聚 (两边向中间) */
.pb-soldetail-title[data-split] {
    display: inline-flex; flex-wrap: wrap; overflow: visible;
}
.sd-char-split {
    display: inline-block; white-space: pre;
    opacity: 0;
    /* 左右交替：由 JS 设置具体方向 */
}
.sd-char-split.sd-from-left  { transform: translateX(-120px) rotate(-15deg) scale(0.6); }
.sd-char-split.sd-from-right { transform: translateX(120px) rotate(15deg) scale(0.6); }
.sd-char-split.sd-from-top   { transform: translateY(-80px) scale(0.5); }
.sd-char-split.sd-char-land {
    opacity: 1;
    transform: translateX(0) translateY(0) rotate(0) scale(1);
    transition:
        opacity 0.3s cubic-bezier(0.22,1,0.36,1),
        transform 0.55s cubic-bezier(0.22,0.61,0.36,1);
}
/* 延迟由 JS 内联 style 设置 */

/* ② 副标题 » 雨滴下落 (下雨落入) */
.pb-soldetail-subtitle[data-rain] {
    display: inline-flex; flex-wrap: wrap;
}
.sd-word-drop {
    display: inline-block; white-space: pre;
    opacity: 0;
    transform: translateY(-60px);
}
.sd-word-drop.sd-word-land {
    opacity: 1;
    transform: translateY(0);
    transition:
        opacity 0.35s ease,
        transform 0.65s cubic-bezier(0.22,0.61,0.36,1);
}
/* 落地微弹 — 可在 JS 中用二次动画模拟，或用第二个类 */
.sd-word-drop.sd-word-bounce {
    animation: sdRainBounce 0.5s cubic-bezier(0.22,0.61,0.36,1);
}
@keyframes sdRainBounce {
    0%   { transform: translateY(0); }
    40%  { transform: translateY(-8px); }
    60%  { transform: translateY(0); }
    80%  { transform: translateY(-3px); }
    100% { transform: translateY(0); }
}

/* ③ 方案文字 » 逐字浮现 + 微光 */
.sd-char-fade {
    display: inline-block; white-space: pre;
    opacity: 0;
    transform: translateY(12px) scale(0.85);
    filter: blur(4px);
}
.sd-char-fade.sd-char-glow {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
    transition:
        opacity 0.35s ease,
        transform 0.5s cubic-bezier(0.22,1,0.36,1),
        filter 0.45s ease;
}

/* ④ 卡片标签 » 弹跳跳出 */
.sd-label-pop {
    transform: scale(0) rotate(-8deg);
    opacity: 0;
    will-change: transform;
}
.sd-label-pop.sd-label-bounce {
    opacity: 1;
    transform: scale(1) rotate(0);
    transition:
        transform 0.55s cubic-bezier(0.175,0.885,0.32,1.275),
        opacity 0.3s ease;
}

/* ⑤ 特性卡片 » 翻转+上浮 */
.pb-soldetail-features li.sd-feat-flip {
    backface-visibility: hidden;
    transform: perspective(600px) rotateX(40deg) translateY(20px);
    opacity: 0;
    will-change: transform, opacity;
}
.pb-soldetail-features li.sd-feat-flip.sd-feat-front {
    opacity: 1;
    transform: perspective(600px) rotateX(0) translateY(0);
    transition:
        transform 0.55s cubic-bezier(0.22,1,0.36,1),
        opacity 0.35s ease;
}

/* ⑥ 痛点条目 — 增强版（保留原 sd-pain-visible，叠加微涟漪） */
.pb-soldetail-pain-list li {
    transition:
        opacity 0.4s ease,
        transform 0.45s cubic-bezier(0.22,1,0.36,1),
        color 0.3s ease,
        padding-left 0.4s ease;
}
.pb-soldetail-pain-list li.sd-pain-visible {
    opacity: 1; transform: translateX(0);
    /* 进入时微光闪过 */
    animation: sdPainFlash 0.6s ease-out;
}
@keyframes sdPainFlash {
    0%   { text-shadow: 0 0 12px rgba(248,113,113,0.6); }
    100% { text-shadow: 0 0 0 rgba(248,113,113,0); }
}
.pb-soldetail-pain-list li:hover { padding-left: 6px; }

/* ⑦ 方案描述文字 — 逐行装饰线扫描 */
.pb-soldetail-sol-text[data-reveal] {
    background: linear-gradient(90deg, rgba(52,211,153,0.15) 0%, transparent 0%);
    background-size: 0 100%;
    background-repeat: no-repeat;
    transition: background-size 1.2s cubic-bezier(0.22,1,0.36,1);
}
.pb-soldetail-sol-text[data-reveal].sd-sol-revealed {
    background-size: 100% 100%;
}

/* ⑧ 数字滚动后微光闪过 */
@keyframes sdStatFlash {
    0%   { filter: brightness(1); }
    50%  { filter: brightness(1.6) drop-shadow(0 0 12px rgba(124,58,237,0.8)); }
    100% { filter: brightness(1); }
}

/* 响应对文字动画的降级 */
@media (max-width: 767px) {
    .sd-char-split.sd-from-left  { transform: translateX(-40px) scale(0.85); }
    .sd-char-split.sd-from-right { transform: translateX(40px) scale(0.85); }
    .sd-char-split.sd-from-top   { transform: translateY(-30px) scale(0.8); }
    .sd-word-drop { transform: translateY(-30px); }
    .sd-char-fade { filter: blur(2px); }
    .sd-feat-flip { transform: perspective(600px) rotateX(20deg) translateY(10px); }
}

/* ===== 内容侧 ===== */
.pb-soldetail-content { flex: 1; min-width: 0; }
.pb-soldetail-head {
    display: flex; align-items: center; gap: 16px; margin-bottom: 20px;
}
.pb-soldetail-icon {
    width: 56px; height: 56px; border-radius: 16px;
    background: linear-gradient(135deg, rgba(124,58,237,0.25), rgba(124,58,237,0.06));
    display: flex; align-items: center; justify-content: center;
    font-size: 1.4rem; color: #a78bfa;
    border: 1px solid rgba(124,58,237,0.2);
    transition: all 0.4s ease;
    position: relative;
}
.pb-soldetail-icon::after {
    content: ''; position: absolute; inset: -3px; border-radius: 19px;
    background: linear-gradient(135deg, rgba(124,58,237,0.3), transparent);
    opacity: 0; transition: opacity 0.4s ease;
}
.pb-soldetail-icon:hover::after { opacity: 1; }
.pb-soldetail-inner.pb-sol-visible .pb-soldetail-icon {
    animation: sdIconPop 0.55s 0.1s cubic-bezier(0.22,1,0.36,1) both;
}
@keyframes sdIconPop {
    0% { transform: scale(0) rotate(-10deg); opacity: 0; }
    65% { transform: scale(1.12) rotate(2deg); }
    100% { transform: scale(1) rotate(0); opacity: 1; }
}
.pb-soldetail-num {
    font-size: 0.78rem; font-weight: 700;
    color: var(--sd-pri); letter-spacing: 0.12em;
    background: rgba(124,58,237,0.1); padding: 5px 16px;
    border-radius: 20px; border: 1px solid rgba(124,58,237,0.18);
}

/* 标题 — 下划线动画 */
.pb-soldetail-title {
    font-size: 2.4rem; font-weight: 800; color: #fff;
    margin: 0 0 14px; letter-spacing: -0.01em; line-height: 1.15;
    position: relative; display: inline-block;
    opacity: 0; /* 由 JS 字符动画接管 */;
}
.pb-soldetail-title[data-split].sd-title-ready { opacity: 1; }
.pb-soldetail-title::after {
    content: ''; position: absolute; left: 0; bottom: -6px;
    width: 0; height: 3px; border-radius: 3px;
    background: linear-gradient(90deg, var(--sd-pri), var(--sd-accent));
    transition: width 0.8s cubic-bezier(0.22,1,0.36,1) 0.5s;
}
.pb-soldetail-inner.pb-sol-visible .pb-soldetail-title::after { width: 60%; }
@keyframes sdSlideUp {
    0% { opacity: 0; transform: translateY(24px); }
    100% { opacity: 1; transform: translateY(0); }
}

.pb-soldetail-subtitle {
    font-size: 1.15rem; color: #cbd5e1; margin: 0 0 8px; line-height: 1.5;
    opacity: 0; /* 由 JS 雨滴动画接管 */;
}
.pb-soldetail-subtitle[data-rain].sd-sub-ready { opacity: 1; }
.pb-soldetail-tagline {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 0.75rem; color: #64748b; margin: 0 0 24px;
    letter-spacing: 0.06em; font-weight: 600;
}
.pb-soldetail-inner.pb-sol-visible .pb-soldetail-tagline {
    animation: sdSlideUp 0.65s 0.35s cubic-bezier(0.22,1,0.36,1) both;
}

/* 动画分隔线 — 流光效果 */
.pb-soldetail-divider {
    width: 100px; height: 3px; border-radius: 3px; margin-bottom: 28px;
    background: linear-gradient(90deg, var(--sd-pri), var(--sd-pri-light), var(--sd-accent), var(--sd-accent-light));
    background-size: 300% 100%;
    animation: sdDivShimmer 3s linear infinite paused;
    opacity: 0.85;
}
.pb-soldetail-inner.pb-sol-visible .pb-soldetail-divider {
    animation-play-state: running;
}
@keyframes sdDivShimmer {
    0%,100% { background-position: 0% 50%; }
    50%    { background-position: 100% 50%; }
}

/* ===== 痛点+方案 双栏 ===== */
.pb-soldetail-dual {
    display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 24px;
}
.pb-soldetail-card {
    background: linear-gradient(145deg, rgba(255,255,255,0.025) 0%, rgba(255,255,255,0.008) 100%);
    border: 1px solid rgba(255,255,255,0.05); border-radius: 18px;
    padding: 20px 22px; position: relative; overflow: hidden;
    transition: all 0.4s cubic-bezier(0.22,1,0.36,1);
    will-change: transform;
}
.pb-soldetail-card::before {
    content: ''; position: absolute; inset: 0; border-radius: 18px;
    opacity: 0; transition: opacity 0.45s ease; pointer-events: none; z-index: 0;
}
.pb-soldetail-card.pb-pain-card::before {
    background: radial-gradient(ellipse 200px 150px at 85% 15%, rgba(239,68,68,0.07), transparent 70%);
}
.pb-soldetail-card.pb-sol-card::before {
    background: radial-gradient(ellipse 200px 150px at 85% 15%, rgba(16,185,129,0.07), transparent 70%);
}
.pb-soldetail-card:hover { border-color: rgba(255,255,255,0.14); transform: translateY(-3px); }
.pb-soldetail-card:hover::before { opacity: 1; }
.pb-soldetail-card > * { position: relative; z-index: 1; }

/* 入场滑入动画 */
.pb-soldetail-card.sd-reveal-left {
    opacity: 0; transform: translateX(-30px);
    transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.22,1,0.36,1);
}
.pb-soldetail-card.sd-reveal-right {
    opacity: 0; transform: translateX(30px);
    transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.22,1,0.36,1);
}
.pb-soldetail-card.sd-revealed { opacity: 1; transform: translateX(0); }

.pb-soldetail-label {
    display: inline-flex; align-items: center; gap: 7px;
    font-size: 0.7rem; font-weight: 700; letter-spacing: 0.06em;
    padding: 5px 14px; border-radius: 20px; margin-bottom: 14px;
}
.pb-soldetail-label-pain {
    background: rgba(239,68,68,0.12); color: #f87171;
    border: 1px solid rgba(239,68,68,0.18);
}
.pb-soldetail-label-sol {
    background: rgba(16,185,129,0.12); color: #34d399;
    border: 1px solid rgba(16,185,129,0.16);
}

/* 痛点列表 — 逐一入场 */
.pb-soldetail-pain-list { list-style: none; padding: 0; margin: 0; }
.pb-soldetail-pain-list li {
    font-size: 0.84rem; color: #94a3b8; line-height: 1.65;
    padding: 5px 0; display: flex; align-items: flex-start; gap: 10px;
    opacity: 0; transform: translateX(-12px);
    transition: opacity 0.4s ease, transform 0.4s cubic-bezier(0.22,1,0.36,1), color 0.3s ease;
}
.pb-soldetail-pain-list li.sd-pain-visible { opacity: 1; transform: translateX(0); }
.pb-soldetail-pain-list li:hover { color: #e2e8f0; }
.pb-soldetail-pain-list li::before {
    content: ''; width: 5px; height: 5px; border-radius: 50%;
    background: #f87171; flex-shrink: 0; margin-top: 0.55em; opacity: 0.7;
    transition: transform 0.3s ease, opacity 0.3s ease;
}
.pb-soldetail-pain-list li:hover::before { transform: scale(1.5); opacity: 1; }

.pb-soldetail-sol-text {
    font-size: 0.88rem; color: #cbd5e1; line-height: 1.75; margin: 0;
}

/* ===== 功能特性网格 ===== */
.pb-soldetail-features {
    list-style: none; padding: 22px 0 0; margin: 0;
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px;
    border-top: 1px solid rgba(255,255,255,0.05);
}
.pb-soldetail-features li {
    display: flex; align-items: center; gap: 10px;
    font-size: 0.8rem; color: #94a3b8;
    padding: 12px 14px; border-radius: 14px;
    background: rgba(255,255,255,0.015);
    border: 1px solid rgba(255,255,255,0.03);
    transition: all 0.4s cubic-bezier(0.22,1,0.36,1);
    cursor: default;
    opacity: 0; transform: translateY(18px) scale(0.95);
}
.pb-soldetail-features li.pb-feat-visible {
    opacity: 1; transform: translateY(0) scale(1);
}
.pb-soldetail-features li:hover {
    background: rgba(124,58,237,0.1);
    border-color: rgba(124,58,237,0.3);
    color: #e2e8f0;
    transform: translateY(-3px) !important;
    box-shadow: 0 6px 24px rgba(124,58,237,0.15);
}
.pb-soldetail-feat-icon {
    width: 32px; height: 32px; border-radius: 10px; flex-shrink: 0;
    background: linear-gradient(135deg, rgba(124,58,237,0.22), rgba(16,185,129,0.08));
    display: flex; align-items: center; justify-content: center;
    font-size: 0.72rem; color: var(--sd-pri-light);
    transition: all 0.35s ease;
}
.pb-soldetail-features li:hover .pb-soldetail-feat-icon {
    background: linear-gradient(135deg, rgba(124,58,237,0.35), rgba(16,185,129,0.18));
    color: #fff; box-shadow: 0 0 16px rgba(124,58,237,0.25);
}

/* ===== 业态过渡线 ===== */
.pb-soldetail + .pb-soldetail::before {
    content: ''; position: absolute; top: 0; left: 10%; right: 10%; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(124,58,237,0.15) 20%, rgba(16,185,129,0.15) 50%, rgba(124,58,237,0.15) 80%, transparent);
    z-index: 2;
}

/* ================================================================
   响应式设计 — 5 级断点全覆盖
   ================================================================ */

/* --- 桌面大屏 1440+ --- */
@media (min-width: 1440px) {
    .pb-soldetail-inner { max-width: 1400px; gap: 100px; }
    .pb-soldetail-visual { flex: 0 0 500px; }
    .pb-soldetail-title { font-size: 2.6rem; }
    .pb-soldetail-subtitle { font-size: 1.2rem; }
}

/* --- 笔记本 1200-1439px --- */
@media (max-width: 1439px) {
    .pb-soldetail-inner { max-width: 1200px; padding: 0 50px; gap: 60px; }
    .pb-soldetail-visual { flex: 0 0 400px; }
    .pb-soldetail-title { font-size: 2.1rem; }
    .pb-soldetail-subtitle { font-size: 1.05rem; }
    .pb-soldetail-features { grid-template-columns: repeat(3, 1fr); gap: 8px; }
    .pb-soldetail-features li { font-size: 0.77rem; padding: 10px 12px; }
}

/* --- 小平板/横屏 1024-1199px --- */
@media (max-width: 1199px) {
    .pb-soldetail { min-height: auto; padding: 80px 0; }
    .pb-soldetail-inner { padding: 0 32px; gap: 40px; }
    .pb-soldetail-visual { flex: 0 0 340px; }
    .pb-soldetail-img-box { border-radius: 20px; }
    .pb-soldetail-img-box { aspect-ratio: 3/2; }
    .pb-soldetail-num-watermark { font-size: 6rem; }
    .pb-soldetail-icon-placeholder > i { font-size: 3rem; }
    .pb-soldetail-title { font-size: 1.7rem; }
    .pb-soldetail-subtitle { font-size: 0.95rem; }
    .pb-soldetail-stat { padding: 14px 22px; border-radius: 16px; }
    .pb-soldetail-stat-val { font-size: 1.6rem; }
    .sd-stat-ring { width: 46px; height: 46px; }
    .pb-soldetail-features { grid-template-columns: repeat(2, 1fr); }
}

/* --- 平板竖屏 768-1023px --- */
@media (max-width: 1023px) {
    .pb-soldetail { padding: 60px 0; min-height: auto; }
    .pb-soldetail-inner {
        flex-direction: column !important; gap: 36px; padding: 0 24px;
    }
    .pb-soldetail-visual {
        flex: 0 0 auto; width: 100%; max-width: 480px;
    }
    .pb-soldetail-img-box { aspect-ratio: 16/9; border-radius: 20px; }
    .pb-soldetail-stat { margin-top: -30px; padding: 16px 24px; }
    .pb-soldetail-stat-val { font-size: 1.7rem; }
    .sd-stat-ring { width: 50px; height: 50px; }
    .pb-soldetail-title { font-size: 1.8rem; }
    .pb-soldetail-dual { grid-template-columns: 1fr 1fr; gap: 14px; }
    .pb-soldetail-features { grid-template-columns: repeat(2, 1fr); gap: 8px; }
    .pb-soldetail-features li { font-size: 0.8rem; padding: 10px 12px; }
    /* 简化背景动画 */
    .sd-geo { display: none; }
    .sd-bg-layer::before { width: 400px; height: 400px; animation-duration: 24s; }
    .sd-bg-layer::after  { width: 260px; height: 260px; animation-duration: 28s; }
}

/* --- 大屏手机 480-767px --- */
@media (max-width: 767px) {
    .pb-soldetail { padding: 50px 0; }
    .pb-soldetail-inner { padding: 0 18px; gap: 28px; }
    .pb-soldetail-visual { max-width: 100%; }
    .pb-soldetail-img-box { aspect-ratio: 4/3; border-radius: 16px; }
    .pb-soldetail-num-watermark { font-size: 5rem; }
    .pb-soldetail-icon-placeholder > i { font-size: 2.6rem; }
    .pb-soldetail-stat { margin-top: -24px; padding: 14px 20px; border-radius: 14px; }
    .pb-soldetail-stat-val { font-size: 1.5rem; }
    .pb-soldetail-stat-label { font-size: 0.7rem; }
    .sd-stat-ring { width: 42px; height: 42px; }
    .pb-soldetail-title { font-size: 1.45rem; }
    .pb-soldetail-subtitle { font-size: 0.88rem; }
    .pb-soldetail-tagline { font-size: 0.7rem; }
    .pb-soldetail-icon { width: 44px; height: 44px; font-size: 1.1rem; border-radius: 12px; }
    .pb-soldetail-dual { grid-template-columns: 1fr; gap: 12px; }
    .pb-soldetail-card { padding: 16px 18px; }
    .pb-soldetail-pain-list li { font-size: 0.8rem; }
    .pb-soldetail-sol-text { font-size: 0.82rem; }
    .pb-soldetail-features { grid-template-columns: 1fr 1fr; gap: 6px; }
    .pb-soldetail-features li { font-size: 0.74rem; padding: 8px 10px; border-radius: 10px; }
    .pb-soldetail-feat-icon { width: 26px; height: 26px; border-radius: 7px; font-size: 0.65rem; }
    .pb-soldetail-divider { width: 70px; margin-bottom: 20px; }
    /* 禁用重特效 */
    .sd-progress-bar { display: none; }
    .pb-soldetail + .pb-soldetail::before { left: 5%; right: 5%; }
}

/* --- 小屏手机 <480px --- */
@media (max-width: 479px) {
    .pb-soldetail { padding: 40px 0; }
    .pb-soldetail-inner { padding: 0 14px; gap: 24px; }
    .pb-soldetail-visual { max-width: 100%; }
    .pb-soldetail-img-box { aspect-ratio: 3/2; border-radius: 14px; }
    .pb-soldetail-stat { flex-direction: column; text-align: center; gap: 8px; padding: 14px 20px; }
    .sd-stat-ring { width: 40px; height: 40px; }
    .pb-soldetail-stat-val { font-size: 1.35rem; }
    .pb-soldetail-title { font-size: 1.3rem; }
    .pb-soldetail-subtitle { font-size: 0.82rem; }
    .pb-soldetail-tagline { font-size: 0.65rem; }
    .pb-soldetail-icon { width: 38px; height: 38px; font-size: 1rem; border-radius: 10px; }
    .pb-soldetail-num { font-size: 0.68rem; padding: 4px 12px; }
    .pb-soldetail-features { grid-template-columns: 1fr; gap: 5px; }
    .pb-soldetail-features li { font-size: 0.76rem; padding: 10px 12px; }
    .pb-soldetail-dual { grid-template-columns: 1fr; }
    .pb-soldetail-card { padding: 14px 16px; border-radius: 14px; }
    .pb-soldetail-pain-list li { font-size: 0.78rem; }
    .pb-soldetail-sol-text { font-size: 0.8rem; }
    .pb-soldetail-num-watermark { font-size: 3.5rem; }
    .pb-soldetail-icon-placeholder > i { font-size: 2rem; }
    .sd-geo { display: none; }
    .sd-bg-layer::before { width: 300px; height: 300px; }
    .sd-bg-layer::after  { width: 200px; height: 200px; }
    .pb-soldetail-title::after { display: none; }
}

/* ===== 响应式 ===== */
@media (max-width: 768px) {
    .pb-feature-card-horizontal {
        flex-direction: column;
    }
    .pb-hcard-left {
        flex: 0 0 auto;
        width: 100%;
        flex-direction: row;
        justify-content: center;
        gap: 20px;
        padding: 22px 20px;
        border-right: none;
        border-bottom: 1px solid rgba(255,255,255,0.06);
    }
    .pb-hcard-left::after {
        right: auto; top: auto;
        left: 20%; right: 20%; bottom: 0;
        width: auto; height: 1px;
        background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    }
    .pb-feature-card-horizontal:hover .pb-hcard-left::after {
        left: 5%; right: 5%; top: auto; bottom: 0;
        background: linear-gradient(90deg, transparent, var(--pb-primary), transparent);
    }
    .pb-hcard-number { font-size: 2.4rem; }
    .pb-hcard-right { padding: 22px 20px; text-align: center; }
    .pb-hcard-right h3 { font-size: 1.05rem; }
    .pb-hcard-right p { font-size: 0.88rem; }
}

/* ==================== 图片背景卡片（模糊底图 + 悬停展开详情） ==================== */
.pb-features-image-bg {
    background: #0a0e17;
    position: relative;
    padding: 80px 0;
}
.pb-features-image-bg .pb-section-title { color: #fff; }
.pb-features-image-bg .pb-section-title span {
    background: linear-gradient(135deg, var(--pb-primary), var(--pb-accent, #10b981));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.pb-features-image-bg .pb-section-title em { color: #cbd5e1; }
.pb-features-image-bg .pb-section-desc { color: #94a3b8; }
/* 网格：3列 × 2行，响应式 */
.pb-features-image-bg .pb-features-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

/* ---- 图片卡片 ---- */
.pb-feature-card-image {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    cursor: pointer;
    height: 320px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.4s ease,
                border-color 0.4s ease;
    border: 1px solid rgba(255,255,255,0.08);
    opacity: 0;
    transform: translateY(30px);
}
.pb-feature-card-image.pb-imgcard-visible {
    opacity: 1;
    transform: translateY(0);
}
/* 背景图：适度模糊，保留辨识度 */
.pb-feature-card-image .pb-imgcard-bg {
    position: absolute;
    inset: -10px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    filter: blur(4px) brightness(0.5);
    transform: scale(1.08);
    transition: filter 0.6s ease, transform 0.6s ease;
    z-index: 0;
}
.pb-feature-card-image:hover .pb-imgcard-bg {
    filter: blur(1px) brightness(0.6);
    transform: scale(1.03);
}
/* 全局覆层：上半透明，底部加深保证文字可读 */
.pb-feature-card-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg,
        rgba(10,14,23,0.1) 0%,
        rgba(10,14,23,0.3) 45%,
        rgba(10,14,23,0.68) 80%,
        rgba(10,14,23,0.85) 100%);
    z-index: 1;
    transition: opacity 0.5s ease;
    pointer-events: none;
}
.pb-feature-card-image:hover::after {
    opacity: 0.65;
}

/* ---- 内容层 ---- */
.pb-imgcard-content {
    position: relative;
    z-index: 2;
    padding: 24px 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    background: linear-gradient(to top,
        rgba(10,14,23,0.92) 0%,
        rgba(10,14,23,0.55) 50%,
        transparent 100%);
    transition: background 0.5s ease;
}
.pb-feature-card-image:hover .pb-imgcard-content {
    background: linear-gradient(to top,
        rgba(10,14,23,0.82) 0%,
        rgba(10,14,23,0.4) 50%,
        transparent 100%);
}
.pb-imgcard-top {
    display: flex;
    align-items: center;
    gap: 12px;
}
.pb-imgcard-top .pb-imgcard-icon {
    width: 40px; height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    color: #fff;
    background: color-mix(in srgb, var(--img-color, var(--pb-primary)) 30%, rgba(255,255,255,0.1));
    flex-shrink: 0;
    transition: transform 0.35s ease, background 0.35s ease;
}
.pb-feature-card-image:hover .pb-imgcard-icon {
    transform: scale(1.12);
    background: color-mix(in srgb, var(--img-color, var(--pb-primary)) 85%, #0a0e17);
}
.pb-imgcard-top .pb-imgcard-title {
    font-size: 1.08rem;
    font-weight: 700;
    color: #fff;
    text-shadow: 0 1px 6px rgba(0,0,0,0.7);
    transition: color 0.3s ease;
}
/* ---- 简介（平时可见）---- */
.pb-imgcard-brief {
    font-size: 0.84rem;
    color: #94a3b8;
    line-height: 1.45;
    transition: all 0.45s ease;
    max-height: 40px;
    overflow: hidden;
}
.pb-feature-card-image:hover .pb-imgcard-brief {
    max-height: 0;
    opacity: 0;
    margin-bottom: -8px;
}
/* ---- 详情（hover 渐变展开）---- */
.pb-imgcard-detail {
    font-size: 0.83rem;
    color: rgba(255,255,255,0.85);
    line-height: 1.6;
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: pre-line;
}
.pb-feature-card-image:hover .pb-imgcard-detail {
    max-height: 200px;
    opacity: 1;
    margin-top: 4px;
}

/* ---- hover 卡片整体增强 ---- */
.pb-feature-card-image:hover {
    transform: translateY(-8px);
    box-shadow: 0 24px 60px rgba(0,0,0,0.5);
    border-color: var(--img-color, var(--pb-primary));
    z-index: 5;
}

/* 每卡片配色变量 */
.pb-feature-card-image:nth-child(6n+1) { --img-color: #22d3ee; }
.pb-feature-card-image:nth-child(6n+2) { --img-color: #34d399; }
.pb-feature-card-image:nth-child(6n+3) { --img-color: #fbbf24; }
.pb-feature-card-image:nth-child(6n+4) { --img-color: #fb7185; }
.pb-feature-card-image:nth-child(6n+5) { --img-color: #818cf8; }
.pb-feature-card-image:nth-child(6n+6) { --img-color: #38bdf8; }

/* ===== 平板：2 列 ===== */
@media (max-width: 1024px) {
    .pb-features-image-bg .pb-features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .pb-feature-card-image { height: 300px; }
}
/* ===== 手机：1 列 ===== */
@media (max-width: 640px) {
    .pb-features-image-bg .pb-features-grid {
        grid-template-columns: 1fr;
    }
    .pb-feature-card-image { height: 280px; }
    .pb-feature-card-image .pb-imgcard-bg { filter: blur(4px) brightness(0.5); }
    .pb-feature-card-image.touch-open .pb-imgcard-bg { filter: blur(1px) brightness(0.6); }
    .pb-feature-card-image.touch-open::after { opacity: 0.65; }
    /* 移动端默认展开详情 */
    .pb-feature-card-image.touch-open .pb-imgcard-brief { max-height: 0; opacity: 0; }
    .pb-feature-card-image.touch-open .pb-imgcard-detail { max-height: 200px; opacity: 1; }
}

/* ----- 序号数字 01 02 03... ----- */
.pb-feature-number {
    display: block;
    font-size: 2.4rem;
    font-weight: 900;
    line-height: 1;
    margin-bottom: 14px;
    background: linear-gradient(135deg, var(--pb-primary), var(--pb-accent, #10b981));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
    opacity: 0.5;
    transition: opacity 0.4s ease, transform 0.3s ease;
}
.pb-feature-card-glass:hover .pb-feature-number {
    opacity: 0.75;
    transform: translateY(-2px);
}

.pb-card-icon {
    width: 48px; height: 48px;
    border-radius: 12px;
    background: var(--pb-primary-light);
    color: var(--pb-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin-bottom: 20px;
    transition: all var(--pb-transition);
}
.pb-feature-card:hover .pb-card-icon {
    background: var(--pb-primary);
    color: #fff;
    transform: scale(1.05);
}
.pb-feature-text h3 {
    font-size: 1.05rem;
    font-weight: 650;
    color: var(--pb-text);
    margin: 0 0 8px;
    transition: color var(--pb-transition);
}
.pb-feature-card:hover .pb-feature-text h3 { color: var(--pb-primary); }
.pb-feature-text p {
    font-size: 0.92rem;
    color: var(--pb-text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* ==================== 营销标签展示 ==================== */
.pb-tags-section {
    background: linear-gradient(170deg, #080e17 0%, #0f1927 35%, #0a121e 65%, #0d1725 100%);
    position: relative;
    overflow: hidden;
    padding: 85px 0;
}
/* 背景光晕 — 青色系 */
.pb-tags-section .pb-tags-bg-glow-left {
    content: '';
    position: absolute;
    width: 680px; height: 520px;
    border-radius: 50%;
    background: radial-gradient(circle, #06b6d4 0%, transparent 70%);
    top: -8%; left: -18%;
    opacity: 0.055;
    filter: blur(130px);
    pointer-events: none;
    z-index: 0;
}
.pb-tags-section .pb-tags-bg-glow-right {
    content: '';
    position: absolute;
    width: 500px; height: 420px;
    border-radius: 50%;
    background: radial-gradient(circle, #14b8a6 0%, transparent 70%);
    bottom: -12%; right: -14%;
    opacity: 0.05;
    filter: blur(110px);
    pointer-events: none;
    z-index: 0;
}
/* 微网格纹理 */
.pb-tags-section .pb-tags-bg-dots {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 28px 28px;
    pointer-events: none;
    z-index: 0;
    opacity: 0.5;
}

/* 标题 */
.pb-tags-section .pb-section-header { position: relative; z-index: 2; }
.pb-tags-section .pb-section-title { color: #fff; }
.pb-tags-section .pb-section-title span {
    background: linear-gradient(135deg, #06b6d4, #14b8a6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.pb-tags-section .pb-section-desc { color: #94a3b8; max-width: 600px; margin: 0 auto; }

/* 标签网格 — 6 列 */
.pb-tags-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
    margin-bottom: 40px;
    position: relative;
    z-index: 2;
}

/* ---- 标签卡片 ---- */
.pb-tag-card {
    --tag-color: #667eea;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 22px 10px 18px;
    background: rgba(255,255,255,0.035);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 12px;
    cursor: pointer;
    opacity: 0;
    transform: translateY(20px);
    transition:
        transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
        background 0.35s ease,
        border-color 0.35s ease,
        box-shadow 0.35s ease,
        opacity 0.5s ease;
    position: relative;
    overflow: hidden;
}
/* 滚动入场动画 */
.pb-tag-card.pb-tag-visible {
    opacity: 1;
    transform: translateY(0);
}
/* ---- 默认状态：浅色底 + 彩色图标 ---- */
.pb-tag-card .pb-tag-icon {
    font-size: 1.5rem;
    color: var(--tag-color);
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    z-index: 1;
}
.pb-tag-card .pb-tag-label {
    font-size: 0.84rem;
    font-weight: 500;
    color: #a8b8d0;
    text-align: center;
    line-height: 1.25;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

/* ----- 每列不同色: 青/翠绿/琥珀/玫红/靛蓝/蔚蓝 ----- */
.pb-tag-card:nth-child(6n+1) { --tag-color: #22d3ee; }
.pb-tag-card:nth-child(6n+2) { --tag-color: #34d399; }
.pb-tag-card:nth-child(6n+3) { --tag-color: #fbbf24; }
.pb-tag-card:nth-child(6n+4) { --tag-color: #fb7185; }
.pb-tag-card:nth-child(6n+5) { --tag-color: #818cf8; }
.pb-tag-card:nth-child(6n+6) { --tag-color: #38bdf8; }

/* ----- hover / active — 实色加深 + 加粗，无光晕 ----- */
.pb-tag-card:hover,
.pb-tag-card.pb-tag-active {
    background: color-mix(in srgb, var(--tag-color) 88%, #0d1522);
    border-color: var(--tag-color);
    border-width: 2px;
    transform: translateY(-6px) scale(1.07);
    box-shadow: 0 16px 40px rgba(0,0,0,0.4);
    z-index: 5;
}
.pb-tag-card:hover .pb-tag-icon,
.pb-tag-card.pb-tag-active .pb-tag-icon {
    color: #fff;
    transform: scale(1.2);
}
.pb-tag-card:hover .pb-tag-label,
.pb-tag-card.pb-tag-active .pb-tag-label {
    color: #fff;
    font-weight: 700;
}

/* 激活标记：底部小色条 */
.pb-tag-active::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 3px;
    background: #fff;
    opacity: 0.7;
    z-index: 3;
}

/* ---- 详情展示面板 ---- */
.pb-tag-detail {
    display: flex;
    align-items: center;
    gap: 24px;
    max-width: 820px;
    margin: 0 auto;
    padding: 28px 36px;
    background: rgba(255,255,255,0.055);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 20px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    position: relative;
    z-index: 2;
    min-height: 88px;
    transition:
        border-color 0.5s ease,
        box-shadow 0.5s ease,
        opacity 0.35s ease,
        transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}
/* 顶部渐变辉光条 */
.pb-tag-detail::before {
    content: '';
    position: absolute;
    top: 0; left: 8%; right: 8%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.12), transparent);
    transition: all 0.5s ease;
}
.pb-tag-detail::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, #06b6d4, #34d399, #fbbf24, #fb7185, #818cf8, #38bdf8);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 3.2s linear;
    border-radius: 0 0 20px 20px;
    pointer-events: none;
}
.pb-tag-detail.pb-detail-playing::after {
    transform: scaleX(1);
}

/* 详情面板 hover 发光 */
.pb-tag-detail:hover {
    border-color: rgba(255,255,255,0.22);
    box-shadow:
        0 12px 40px rgba(0,0,0,0.3),
        0 0 0 1px rgba(6,182,212,0.1),
        inset 0 0 40px rgba(255,255,255,0.015);
}

/* 详情面板 — 左侧大图标 */
.pb-tag-detail-icon {
    flex: 0 0 60px;
    width: 60px; height: 60px;
    border-radius: 16px;
    background: linear-gradient(135deg, #06b6d4, #14b8a6);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #fff;
    box-shadow:
        0 6px 28px rgba(6,182,212,0.3),
        inset 0 1px 0 rgba(255,255,255,0.15);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
}
.pb-tag-detail-icon i {
    transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.pb-tag-detail:hover .pb-tag-detail-icon i {
    transform: scale(1.15);
}

/* 详情面板 — 右侧信息 */
.pb-tag-detail-info { flex: 1; min-width: 0; }
.pb-tag-detail-info .pb-tag-detail-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: #fff;
    margin: 0 0 8px;
    letter-spacing: -0.01em;
    transition: color 0.35s ease;
}
.pb-tag-detail-info .pb-tag-detail-desc {
    font-size: 0.94rem;
    color: #94a3b8;
    line-height: 1.7;
    margin: 0;
    transition: color 0.35s ease;
}
.pb-tag-detail:hover .pb-tag-detail-info .pb-tag-detail-desc {
    color: #cbd5e1;
}

/* 详情自动播放进度点 */
.pb-detail-dots {
    display: flex;
    gap: 5px;
    position: absolute;
    bottom: 10px; right: 20px;
    z-index: 3;
}
.pb-detail-dot {
    width: 4px; height: 4px;
    border-radius: 50%;
    background: rgba(255,255,255,0.15);
    transition: all 0.35s ease;
}
.pb-detail-dot.pb-dot-active {
    background: #06b6d4;
    box-shadow: 0 0 6px rgba(6,182,212,0.5);
    width: 16px;
    border-radius: 4px;
}

/* ---- 响应式 ---- */
@media (max-width: 1200px) {
    .pb-tags-grid { grid-template-columns: repeat(5, 1fr); }
}
@media (max-width: 900px) {
    .pb-tags-grid { grid-template-columns: repeat(4, 1fr); gap: 12px; }
    .pb-tag-card { padding: 18px 8px 14px; }
    .pb-tag-card .pb-tag-icon { font-size: 1.25rem; }
    .pb-tag-card .pb-tag-label { font-size: 0.76rem; }
    .pb-tag-detail { padding: 22px 26px; }
    .pb-tag-detail-icon { flex: 0 0 50px; width: 50px; height: 50px; font-size: 1.3rem; }
}
@media (max-width: 640px) {
    .pb-tags-grid { grid-template-columns: repeat(3, 1fr); gap: 10px; }
    .pb-tag-card { padding: 16px 6px 13px; gap: 8px; border-radius: 10px; }
    .pb-tag-card .pb-tag-icon { font-size: 1.1rem; }
    .pb-tag-card .pb-tag-label { font-size: 0.72rem; }
    .pb-tag-detail { flex-direction: column; text-align: center; padding: 20px 22px; gap: 16px; }
    .pb-tag-detail-icon { flex: 0 0 46px; width: 46px; height: 46px; font-size: 1.15rem; }
    .pb-detail-dots { bottom: 8px; right: 12px; }
}

/* ==================== 展示区 (左图右文) ==================== */
.pb-showcase { background: var(--pb-bg); }
.pb-showcase-list { display: flex; flex-direction: column; gap: 64px; }
.pb-showcase-item {
    display: flex;
    align-items: center;
    gap: 64px;
    opacity: 0;
    animation: fadeInUp 0.6s ease-out forwards;
}
.pb-showcase-reverse { flex-direction: row-reverse; }
.pb-showcase-image {
    flex: 1;
    border-radius: var(--pb-radius-lg);
    overflow: hidden;
    box-shadow: var(--pb-shadow);
    min-height: 300px;
    background: var(--pb-bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--pb-border);
}
.pb-showcase-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.pb-showcase-placeholder {
    font-size: 3.5rem;
    color: var(--pb-primary-light);
}
.pb-showcase-placeholder i { color: var(--pb-primary); opacity: 0.15; }
.pb-showcase-text { flex: 1; }
.pb-showcase-text h3 {
    font-size: clamp(20px, 3vw, 28px);
    font-weight: 750;
    color: var(--pb-text);
    margin: 0 0 16px;
    letter-spacing: -0.01em;
}
.pb-showcase-text p {
    font-size: 1rem;
    color: var(--pb-text-secondary);
    line-height: 1.7;
    margin: 0 0 20px;
}
.pb-showcase-bullets {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.pb-showcase-bullets li {
    font-size: 0.95rem;
    color: var(--pb-text);
    display: flex;
    align-items: center;
    gap: 10px;
}
.pb-showcase-bullets li i {
    color: var(--pb-accent);
    font-size: 0.9rem;
    flex-shrink: 0;
}

/* ==================== 卡片网格 (链接型) ==================== */
.pb-cards { background: var(--pb-bg-alt); }
.pb-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 24px;
}
.pb-card-item {
    display: block;
    background: var(--pb-bg);
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius-lg);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    opacity: 0;
    animation: fadeInUp 0.5s ease-out forwards;
    transition: all var(--pb-transition);
}
.pb-card-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--pb-shadow-lg);
    border-color: var(--pb-primary);
}
.pb-card-img img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}
.pb-card-body {
    padding: 24px 24px 28px;
}
.pb-card-body .pb-card-icon {
    width: 44px; height: 44px;
    margin-bottom: 14px;
    border-radius: 10px;
    background: var(--pb-primary-light);
    color: var(--pb-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    transition: all var(--pb-transition);
}
.pb-card-item:hover .pb-card-body .pb-card-icon {
    background: var(--pb-primary); color: #fff;
}
.pb-card-body h3 {
    font-size: 1.05rem;
    font-weight: 650;
    color: var(--pb-text);
    margin: 0 0 8px;
    transition: color var(--pb-transition);
}
.pb-card-item:hover .pb-card-body h3 { color: var(--pb-primary); }
.pb-card-body p {
    font-size: 0.9rem;
    color: var(--pb-text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* ==================== 选项卡 ==================== */
.pb-tabs-section { background: var(--pb-bg); }
.pb-tab-nav {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 36px;
    flex-wrap: wrap;
}
.pb-tab {
    background: transparent;
    border: 1px solid var(--pb-border);
    padding: 10px 24px;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--pb-text-secondary);
    cursor: pointer;
    transition: all var(--pb-transition);
}
.pb-tab:hover {
    border-color: var(--pb-accent);
    color: var(--pb-accent);
}
.pb-tab.active {
    background: var(--pb-primary);
    color: #fff;
    border-color: var(--pb-primary);
}
.pb-tab-panel { display: none; }
.pb-tab-panel.active { display: block; }
.pb-tab-panel-inner {
    display: flex;
    align-items: center;
    gap: 48px;
}
.pb-tab-image { flex: 1; }
.pb-tab-image img {
    width: 100%;
    border-radius: var(--pb-radius-lg);
    box-shadow: var(--pb-shadow);
}
.pb-tab-body { flex: 1; font-size: 1rem; color: var(--pb-text-secondary); line-height: 1.7; }

/* ==================== 数据统计 ==================== */
.pb-stats {
    background: linear-gradient(180deg, #0a1f1c 0%, #0c2420 45%, #071512 100%);
    color: #fff;
    position: relative;
    overflow: hidden;
}
/* 背景光晕纹理（与 JKPOS 流程图同色系） */
.pb-stats::before {
    content: '';
    position: absolute;
    width: 600px; height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(16,185,129, 0.09) 0%, transparent 70%);
    top: -30%; left: 50%; transform: translateX(-50%);
    pointer-events: none;
}
.pb-stats::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 100%, rgba(255,255,255,0.02) 0%, transparent 60%);
    pointer-events: none;
}
.pb-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 32px;
    text-align: center;
    position: relative;
    z-index: 1;
}
.pb-stat-card {
    opacity: 0;
    animation: statPopIn 0.6s ease-out forwards;
    padding: 20px 12px;
    border-radius: 16px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.05);
    transition: all 0.3s ease;
}
.pb-stat-card:hover {
    background: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.12);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}
.pb-stat-icon {
    font-size: 2rem;
    margin-bottom: 16px;
    color: #10b981;
    opacity: 1;
    filter: drop-shadow(0 2px 8px rgba(16,185,129, 0.3));
    transition: transform 0.3s ease;
}
.pb-stat-card:hover .pb-stat-icon {
    transform: scale(1.1);
}
.pb-stat-num {
    font-size: clamp(28px, 5vw, 48px);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 6px;
    color: #fff;
    text-shadow: 0 1px 4px rgba(0,0,0,0.3);
}
.pb-stat-label {
    font-size: 0.95rem;
    color: #a8b5c8;
    font-weight: 500;
    letter-spacing: 0.01em;
}

/* ==================== CTA ==================== */
.pb-cta { padding: 88px 0; text-align: center; background: var(--pb-bg); }
.pb-cta-box {
    background: var(--pb-bg-dark);
    border-radius: var(--pb-radius-lg);
    padding: 64px 40px;
    color: #fff;
    box-shadow: var(--pb-shadow-lg);
}
.pb-cta-box h2 {
    font-size: clamp(24px, 4vw, 36px);
    font-weight: 750;
    margin: 0 0 16px;
    letter-spacing: -0.02em;
    color: #fff;
}
.pb-cta-box p {
    font-size: 1.05rem;
    color: var(--pb-text-light);
    margin: 0 0 32px;
    line-height: 1.6;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}

/* ==================== 案例展示 ==================== */
.pb-testimonials { background: var(--pb-bg-alt); }
.pb-testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}
.pb-testimonial-card {
    background: var(--pb-bg);
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius-lg);
    padding: 28px;
    text-align: center;
    opacity: 0;
    animation: fadeInUp 0.5s ease-out forwards;
    transition: all var(--pb-transition);
}
.pb-testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--pb-shadow-lg);
    border-color: var(--pb-primary);
}
.pb-testimonial-logo {
    margin-bottom: 16px;
}
.pb-testimonial-logo img {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--pb-border);
}
.pb-testimonial-name {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--pb-text);
    margin-bottom: 12px;
}
.pb-testimonial-tags {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 14px;
}
.pb-testimonial-tags span {
    padding: 3px 12px;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 500;
    background: var(--pb-primary-light);
    color: var(--pb-primary);
}
.pb-testimonial-desc {
    font-size: 0.9rem;
    color: var(--pb-text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* ==================== 按钮 ==================== */
.pb-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--pb-primary);
    color: #fff;
    border: none;
    border-radius: var(--pb-radius-btn);
    padding: 14px 36px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s ease;
}
.pb-btn-primary:hover {
    background: var(--pb-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
    color: #fff;
}
.pb-btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    border: 2px solid rgba(255,255,255,0.3);
    color: #fff;
    border-radius: var(--pb-radius-btn);
    padding: 13px 36px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s ease;
}
.pb-btn-outline:hover {
    border-color: #fff;
    background: rgba(255,255,255,0.08);
    transform: translateY(-2px);
    color: #fff;
}
.pb-btn-lg { padding: 16px 42px; font-size: 1.05rem; }

/* ==================== 滚动动画 ==================== */
.pb-animate .pb-feature-card,
.pb-animate .pb-showcase-item,
.pb-animate .pb-card-item,
.pb-animate .pb-stat-card,
.pb-animate .pb-testimonial-card {
    opacity: 0;
    animation: none;
}
.pb-visible .pb-feature-card,
.pb-visible .pb-showcase-item,
.pb-visible .pb-card-item,
.pb-visible .pb-stat-card,
.pb-visible .pb-testimonial-card {
    animation: fadeInUp 0.55s ease-out forwards;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes statPopIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

/* ==================== 响应式 ==================== */

/* — 1440px+: 超大屏优化，卡片间距更大 — */
@media (min-width: 1440px) {
    .pb-hero-content { padding: 100px 60px; }
    .pb-hero-title { font-size: 68px; }
    .pb-hero-subtitle { font-size: 22px; max-width: 760px; }
    .pb-hero-highlights { gap: 28px; }
    .pb-hero-hl-card { padding: 34px 30px; }
    .pb-hero-hl-icon { width: 60px; height: 60px; min-width: 60px; border-radius: 16px; font-size: 1.4rem; }
    .pb-hero-hl-info strong { font-size: 1.1rem; }
    .pb-hero-hl-info span { font-size: 0.9rem; }
}

/* — 768px-1280px: 笔记本/小平板 — */
@media (max-width: 1280px) {
    .pb-hero-content { padding: 60px 32px; max-width: 960px; }
    .pb-hero-highlights { max-width: 860px; gap: 16px; }
    .pb-hero-orb--1 { width: 400px; height: 400px; }
    .pb-hero-orb--2 { width: 350px; height: 350px; }
    .pb-hero-arrow { width: 40px; height: 40px; font-size: 0.9rem; }
    .pb-hero-arrow--prev { left: 12px; }
    .pb-hero-arrow--next { right: 12px; }
}

@media (max-width: 1024px) {
    .pb-container { padding: 0 20px; }
    .pb-section { padding: 72px 0; }
    .pb-showcase-item,
    .pb-showcase-reverse {
        flex-direction: column;
        gap: 32px;
    }
    .pb-showcase-image { min-height: 240px; width: 100%; }
    .pb-tab-panel-inner { flex-direction: column; }
    /* 平板端亮点卡: 2x2 */
    .pb-hero-highlights {
        grid-template-columns: repeat(2, 1fr);
        max-width: 560px;
    }
    .pb-hero-hl-card { padding: 22px 18px; }
    .pb-hero-hl-icon { width: 44px; height: 44px; min-width: 44px; }
    .pb-hero-scroll-hint { display: none; }
    .pb-hero-dots { bottom: 36px; }
    .pb-hero { min-height: calc(100vh - 64px); }
}

/* — 移动端 — */
@media (max-width: 768px) {
    .pb-container { padding: 0 16px; }
    .pb-section { padding: 60px 0; }
    .pb-section-header { margin-bottom: 40px; }
    .pb-features-grid { grid-template-columns: 1fr; }
    .pb-features-grid.pb-features-large { grid-template-columns: 1fr; }
    .pb-features-horizontal-bg .pb-features-grid { grid-template-columns: 1fr; }
    .pb-cards-grid { grid-template-columns: 1fr; }
    .pb-hero { min-height: calc(100vh - 60px); padding: 60px 0 36px; }
    .pb-hero-content { padding: 32px 20px; }
    .pb-hero-highlights {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
        max-width: 100%;
    }
    .pb-hero-hl-card {
        flex-direction: column;
        text-align: center;
        padding: 20px 14px;
        gap: 12px;
    }
    .pb-hero-hl-info { text-align: center; }
    .pb-hero-title { font-size: clamp(28px, 8vw, 40px); }
    .pb-hero-btns { flex-direction: column; align-items: center; }
    .pb-cta-box { padding: 40px 24px; }
    .pb-hero-orb--1 { width: 280px; height: 280px; top: -10%; left: -20%; }
    .pb-hero-orb--2 { width: 240px; height: 240px; bottom: -15%; right: -25%; }
    .pb-hero-arrow { display: none; }
    .pb-hero-dots { bottom: 20px; }
    .pb-feature-card-glass { padding: 28px 22px; }
    .pb-feature-number { font-size: 2rem; }
}

@media (max-width: 480px) {
    .pb-container { padding: 0 14px; }
    .pb-section { padding: 48px 0; }
    .pb-hero { min-height: calc(100vh - 56px); padding: 48px 0 32px; }
    .pb-hero-highlights { grid-template-columns: 1fr; }
    .pb-stats-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
    .pb-hero-content { padding: 36px 16px; }
    .pb-hero-top { margin-bottom: 28px; }
    .pb-hero-highlights { margin-bottom: 28px; }
    .pb-hero-orb { display: none; }
    .pb-btn-lg { padding: 14px 32px; font-size: 0.98rem; }
}

/* ==================== JKPOS 开店全流程图 ==================== */
.jkpos-flow {
    position: relative;
    padding: 90px 24px 70px;
    background: linear-gradient(180deg, #e2f5ec 0%, #fbfefc 55%, #e8f7f0 100%);
    overflow: hidden;
    text-align: center;
}
.jkpos-flow-bg {
    position: absolute; top: 50%; left: 50%;
    width: 1100px; height: 1100px;
    background: radial-gradient(ellipse, rgba(16,185,129,.1) 0%, transparent 60%);
    transform: translate(-50%, -50%); pointer-events: none;
}
.jkpos-flow-head { position: relative; z-index: 1; }
.jkpos-flow .jkpos-eyebrow {
    font-size: .82rem; font-weight: 700; color: #059669;
    letter-spacing: 3px; margin-bottom: 18px;
}
.jkpos-flow-title {
    font-size: clamp(2rem, 4.8vw, 3.6rem); font-weight: 900;
    color: #0f172a; margin-bottom: 22px; line-height: 1.2; letter-spacing: 1px;
}
.jkpos-flow-sub {
    font-size: clamp(.92rem, 1.3vw, 1.05rem); color: #64748b;
    line-height: 1.85; max-width: 720px; margin: 0 auto 50px;
}

/* 主容器 */
.jkpos-flow-wrap {
    position: relative; z-index: 1;
    max-width: 1200px; margin: 0 auto; padding-top: 40px;
}
.jkpos-flow-svg {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    pointer-events: none; z-index: 2;
}
.jkpos-flow-cols {
    position: relative; z-index: 3;
    display: grid; grid-template-columns: 1fr 1fr 1fr;
    gap: 20px; align-items: start;
}
.jkpos-flow-col {
    display: flex; flex-direction: column; align-items: center; justify-content: flex-start;
    min-height: 0; padding-top: 8px;
}
/* 中间列（云端）下移到流转线上，与手机/门店中心水平对齐 */
.jkpos-flow-col:nth-child(2) {
    justify-content: flex-start;
    padding-top: 225px;
}

/* 列内模块卡片（手机上方 / 餐厅上方） */
.jkpos-flow-module {
    display: flex; align-items: center; gap: 12px;
    background: #fff; border-radius: 14px; padding: 12px 16px;
    border: 1px solid #e2e8f0;
    box-shadow: 0 14px 30px rgba(15,23,42,.08);
    margin-bottom: 0; max-width: 240px; width: 100%;
    animation: jkModuleFloat 5s ease-in-out infinite;
}
@keyframes jkModuleFloat { 0%,100%{transform:translateY(0);} 50%{transform:translateY(-6px);} }
.jkpos-flow-module-icon {
    width: 40px; height: 40px; border-radius: 10px; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center; color: #fff; font-size: 1.15rem;
    box-shadow: 0 4px 14px rgba(34,197,94,.3);
}
.jkpos-flow-module-text { text-align: left; }
.jkpos-flow-module-title { color: #0f172a; font-size: .92rem; font-weight: 800; }
.jkpos-flow-module-sub { color: #64748b; font-size: .72rem; margin-top: 2px; }
.jkpos-flow-module-call { flex-direction: column; align-items: flex-start; gap: 3px; }
.jkpos-flow-module-call-row { font-size: .68rem; color: #64748b; display: flex; align-items: center; }
.jkpos-flow-module-dot {
    display: inline-block; width: 6px; height: 6px; border-radius: 50%;
    background: #22c55e; margin-right: 4px; animation: jkBlink 1.4s ease-in-out infinite;
}
.jkpos-flow-module-callno { color: #0f172a; font-size: 1.1rem; font-weight: 900; margin: 2px 0; }
.jkpos-flow-module-callno-sm { color: #64748b; font-size: .76rem; font-weight: 500; }
.jkpos-flow-module-q { color: #3b82f6; font-weight: 700; }

/* 模块与设备之间的下落箭头（参照 545.png） */
.jkpos-flow-module-arrow {
    color: #64748b; font-size: .9rem; margin: 8px 0; opacity: .75;
    animation: jkArrowDown 1.8s ease-in-out infinite;
}
@keyframes jkArrowDown { 0%,100%{transform:translateY(0); opacity:.55;} 50%{transform:translateY(5px); opacity:1;} }
.jkpos-flow-module-arrow {
    color: #64748b; font-size: .8rem; margin: 6px 0; opacity: .7;
    animation: jkArrowDown 2s ease-in-out infinite;
}
@keyframes jkArrowDown { 0%,100%{transform:translateY(0); opacity:.7;} 50%{transform:translateY(4px); opacity:1;} }

/* 手机 */
.jkpos-phone {
    width: 200px; height: 380px;
    background: linear-gradient(180deg, #1a1f2e 0%, #0d1118 100%);
    border-radius: 32px; padding: 8px; position: relative;
    box-shadow: 0 18px 50px rgba(0,0,0,.5), inset 0 0 0 1.5px rgba(255,255,255,.06);
    animation: jkPhoneFloat 6s ease-in-out infinite;
}
@keyframes jkPhoneFloat { 0%,100%{transform:translateY(0);} 50%{transform:translateY(-8px);} }
.jkpos-phone-island {
    position: absolute; left: 50%; top: 14px; transform: translateX(-50%);
    width: 80px; height: 22px; border-radius: 14px; background: #050709; z-index: 2;
}
.jkpos-phone-screen {
    width: 100%; height: 100%; border-radius: 24px; overflow: hidden;
    background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
    display: flex; flex-direction: column; position: relative;
}
.jkpos-phone-statusbar {
    display: flex; align-items: center; justify-content: space-between;
    padding: 14px 24px 0; font-size: .68rem; font-weight: 700; color: #0f172a;
}
.jkpos-phone-ico { display: flex; gap: 4px; font-size: .58rem; }
.jkpos-phone-app {
    flex: 1; display: flex; flex-direction: column; align-items: center;
    padding: 30px 20px 20px;
}
.jkpos-phone-logo {
    width: 72px; height: 72px; border-radius: 18px;
    background: linear-gradient(135deg, #22c55e, #16a34a);
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: 1.8rem; margin-bottom: 14px;
    box-shadow: 0 10px 24px rgba(34,197,94,.4);
}
.jkpos-phone-apptitle { color: #0f172a; font-size: 1.05rem; font-weight: 800; margin-bottom: 6px; }
.jkpos-phone-appsub { color: #64748b; font-size: .7rem; margin-bottom: 18px; }
.jkpos-phone-progress { display: flex; gap: 6px; margin-bottom: 22px; }
.jkpos-phone-progress span {
    width: 18px; height: 3px; border-radius: 2px; background: #cbd5e1;
    position: relative; overflow: hidden;
}
.jkpos-phone-progress span:first-child { background: #22c55e; }
.jkpos-phone-progress span::after {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.6), transparent);
    animation: jkShine 2s linear infinite;
}
@keyframes jkShine { 0%{transform:translateX(-100%);} 100%{transform:translateX(100%);} }
.jkpos-phone-btn {
    width: 80%; padding: 11px 0; border: none; border-radius: 22px;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: #fff; font-size: .86rem; font-weight: 700; cursor: pointer;
    box-shadow: 0 6px 18px rgba(37,99,235,.4);
    animation: jkBtnGlow 2.5s ease-in-out infinite;
}
@keyframes jkBtnGlow { 0%,100%{box-shadow:0 6px 18px rgba(37,99,235,.4);} 50%{box-shadow:0 6px 24px rgba(37,99,235,.6);} }
.jkpos-phone-homebar {
    width: 100px; height: 4px; border-radius: 2px; background: #0f172a; margin: 8px auto 10px;
}

/* 云 */
.jkpos-cloud {
    position: relative; width: 220px; height: 180px;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
}
.jkpos-cloud-pulse {
    position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
    width: 180px; height: 180px; border-radius: 50%;
    border: 1.5px solid rgba(56,189,248,.25);
    animation: jkCloudRing 4s ease-out infinite;
}
.jkpos-cloud-pulse2 { animation-delay: 2s; border-color: rgba(125,211,252,.18); width: 220px; height: 220px; }
@keyframes jkCloudRing { 0%{transform:translate(-50%,-50%) scale(.5); opacity:0;} 20%{opacity:1;} 100%{transform:translate(-50%,-50%) scale(1.4); opacity:0;} }
.jkpos-cloud-svg {
    width: 200px; height: 130px; filter: drop-shadow(0 14px 30px rgba(56,189,248,.35));
    animation: jkCloudFloat 4.5s ease-in-out infinite; z-index: 2;
}
@keyframes jkCloudFloat { 0%,100%{transform:translateY(0);} 50%{transform:translateY(-8px);} }
.jkpos-cloud-label {
    position: absolute; left: 50%; top: 70px; transform: translate(-50%, -50%);
    color: #fff; font-size: 1.1rem; font-weight: 800; z-index: 3;
    text-shadow: 0 2px 6px rgba(14,165,233,.5); letter-spacing: 1px;
}
.jkpos-cloud-sub { margin-top: 4px; color: #64748b; font-size: .72rem; letter-spacing: 2px; }

/* 门店 KDS */
.jkpos-store { display: flex; flex-direction: column; align-items: center; }
.jkpos-kds {
    width: 260px; background: linear-gradient(180deg, #0a0d14 0%, #050709 100%);
    border-radius: 16px 16px 0 0; padding: 14px 16px 12px;
    border: 1.5px solid rgba(255,255,255,.06); border-bottom: none;
    box-shadow: 0 -10px 24px rgba(0,0,0,.4); z-index: 3;
}
.jkpos-kds-row { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.jkpos-kds-logo {
    width: 28px; height: 28px; border-radius: 8px;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    color: #fff; font-size: .7rem; font-weight: 800;
    display: flex; align-items: center; justify-content: center;
}
.jkpos-kds-store { color: #f1f5f9; font-size: .88rem; font-weight: 700; }
.jkpos-kds-strip { display: flex; gap: 3px; height: 18px; align-items: center; }
.jkpos-kds-pill {
    flex: 1; height: 14px; border-radius: 3px;
    background: linear-gradient(135deg, #1d4ed8, #1e3a8a); opacity: .5;
}
.jkpos-kds-pill.on { background: linear-gradient(135deg, #3b82f6, #1d4ed8); opacity: 1; position: relative; }
.jkpos-kds-dot {
    position: absolute; right: 4px; top: 50%; transform: translateY(-50%);
    width: 4px; height: 4px; border-radius: 50%; background: #fbbf24;
    box-shadow: 0 0 6px #fbbf24; animation: jkBlink 1.2s ease-in-out infinite;
}
@keyframes jkBlink { 0%,100%{opacity:1;} 50%{opacity:.3;} }
.jkpos-counter {
    width: 280px; height: 200px;
    background: linear-gradient(180deg, #f1f5f9 0%, #e2e8f0 100%);
    border-radius: 0 0 12px 12px; border: 1.5px solid #cbd5e1;
    position: relative; overflow: hidden; margin-top: -2px;
}
.jkpos-counter-bk {
    position: absolute; right: 30px; bottom: 0; width: 30px; height: 140px;
    background: linear-gradient(180deg, #475569 0%, #1e293b 100%); border-radius: 4px 4px 0 0;
}
.jkpos-counter-bk.b2 { right: 80px; height: 120px; background: linear-gradient(180deg, #fbbf24 0%, #d97706 100%); }
.jkpos-counter-bk.b3 { right: 130px; height: 110px; background: linear-gradient(180deg, #cbd5e1 0%, #94a3b8 100%); }

/* 底部三栏 */
.jkpos-flow-bottom {
    position: relative; z-index: 3;
    display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 30px;
    margin-top: 40px; padding: 0 20px; text-align: center;
}
.jkpos-flow-bcol-title {
    display: inline-flex; align-items: center; gap: 8px;
    color: #0f172a; font-size: 1rem; font-weight: 800; margin-bottom: 4px;
}
.jkpos-flow-line { width: 22px; height: 2px; border-radius: 1px; background: #f59e0b; }
.jkpos-flow-line.line-green { background: #22c55e; }
.jkpos-flow-line.line-blue { background: #3b82f6; }
.jkpos-flow-line.line-orange { background: #f59e0b; }
.jkpos-flow-bcol-sub { color: #64748b; font-size: .82rem; margin-bottom: 14px; }

/* 底部三栏数据卡片（参照 545.png） */
.jkpos-flow-data {
    display: flex; align-items: center; gap: 12px;
    background: #fff; border: 1px solid #e2e8f0;
    border-radius: 12px; padding: 14px 16px; margin: 10px auto 0;
    max-width: 280px; text-align: left;
    box-shadow: 0 8px 24px rgba(15,23,42,.06);
    transition: transform .35s ease;
}
.jkpos-flow-data:hover { transform: translateY(-3px); }
.jkpos-flow-data-red {
    background: linear-gradient(135deg, rgba(239,68,68,.1) 0%, rgba(220,38,38,.05) 100%);
    border-color: rgba(239,68,68,.25);
}
.jkpos-flow-data-green {
    background: linear-gradient(135deg, rgba(34,197,94,.12) 0%, rgba(16,185,129,.05) 100%);
    border-color: rgba(34,197,94,.25);
}
.jkpos-flow-data-icon {
    width: 36px; height: 36px; border-radius: 10px; flex-shrink: 0;
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: #fff; display: flex; align-items: center; justify-content: center; font-size: .9rem;
    box-shadow: 0 4px 12px rgba(239,68,68,.3);
}
.jkpos-flow-data-body { flex: 1; min-width: 0; }
.jkpos-flow-data-title { color: #0f172a; font-size: .88rem; font-weight: 800; margin-bottom: 4px; }
.jkpos-flow-data-desc { color: #64748b; font-size: .72rem; line-height: 1.5; }
.jkpos-flow-data-mini { color: #64748b; font-size: .7rem; margin-bottom: 4px; }
.jkpos-flow-data-amount {
    color: #0f172a; font-size: 1.4rem; font-weight: 900; line-height: 1.1; margin-bottom: 6px;
}
.jkpos-flow-data-amount span { color: #16a34a; }
.jkpos-flow-data-trend {
    display: flex; align-items: center; gap: 6px; color: #64748b; font-size: .68rem;
}
.jkpos-flow-data-up {
    color: #22c55e; font-weight: 700;
    background: rgba(34,197,94,.12); padding: 2px 8px; border-radius: 20px;
    font-size: .7rem;
}
.jkpos-flow-data-up i { margin-right: 2px; }

/* 连线中间的小标签（参照 545.png：订单·支付·会员 / 出单·叫号·送清） */
.jkpos-flow-tag {
    position: absolute; z-index: 4;
    display: inline-flex; align-items: center; gap: 6px;
    background: rgba(255,255,255,.85); color: #475569;
    font-size: .76rem; font-weight: 700;
    padding: 5px 12px; border-radius: 20px;
    box-shadow: 0 4px 12px rgba(0,0,0,.12);
    backdrop-filter: blur(6px);
    pointer-events: none;
}
.jkpos-flow-tag .jkpos-flow-tag-dot {
    width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0;
    background: #10b981;
    box-shadow: 0 0 0 2px rgba(16,185,129,.2);
    animation: jkTagPulse 1.6s ease-in-out infinite;
}
.jkpos-flow-tag.tag-left { top: 32%; left: 18%; }
.jkpos-flow-tag.tag-right { top: 32%; right: 18%; }
.jkpos-flow-tag.tag-right .jkpos-flow-tag-dot { background: #f59e0b; box-shadow: 0 0 0 2px rgba(245,158,11,.2); }
@keyframes jkTagPulse { 0%,100%{transform:scale(1);} 50%{transform:scale(1.25);} }
@media (max-width: 768px) {
    .jkpos-flow-tag { font-size: .68rem; padding: 4px 9px; }
    .jkpos-flow-tag.tag-left { left: 6%; }
    .jkpos-flow-tag.tag-right { right: 6%; }
}

/* 响应式：三端同比例缩放（缩放因子：平板 0.82 / 手机 0.72） */
@media (max-width: 1024px) {
    .jkpos-flow-cols { gap: 14px; }
    .jkpos-flow-module { max-width: 200px; padding: 9px 12px; transform: scale(.9); }
    .jkpos-flow-module-icon { width: 34px; height: 34px; font-size: 1rem; }
    .jkpos-flow-module-title { font-size: .82rem; }
    .jkpos-flow-module-callno { font-size: .98rem; }
    /* 手机：整体 scale，内部元素自动等比 */
    .jkpos-phone {
        width: 200px; height: 380px;
        transform: scale(.82); transform-origin: top center;
        animation: none;
        margin-bottom: -68px; /* 抵消 scale 留白 (380*(1-.82)=68) */
    }
    /* 云：绝对值等比（svg 200x130 * .82） */
    .jkpos-cloud { width: 180px; height: 148px; }
    .jkpos-cloud-svg { width: 164px; height: 107px; }
    .jkpos-cloud-label { font-size: .92rem; top: 58px; }
    .jkpos-cloud-sub { font-size: .62rem; }
    /* KDS + 堂食区：绝对值等比 */
    .jkpos-kds { width: 213px; padding: 11px 13px 10px; }
    .jkpos-kds-store { font-size: .76rem; }
    .jkpos-counter { width: 230px; height: 164px; }
    .jkpos-counter-bk { height: 115px; }
    .jkpos-counter-bk.b2 { height: 98px; }
    .jkpos-counter-bk.b3 { height: 90px; }
}
@media (max-width: 768px) {
    .jkpos-flow { padding: 48px 16px 56px; }
    .jkpos-flow-head { padding: 0; }

    /* 手机端：隐藏图形化构图（手机/云/KDS/连线/底部三栏），只保留文字内容 */
    .jkpos-flow-wrap { display: none; }

    /* 文字排版自适应手机：标题/副标题缩小、左对齐、限制宽度 */
    .jkpos-eyebrow { font-size: .72rem; margin-bottom: 12px; }
    .jkpos-flow-title { font-size: 1.55rem; line-height: 1.35; }
    .jkpos-flow-sub {
        font-size: .92rem;
        line-height: 1.7;
        margin: 0;
        max-width: 100%;
    }
}
@media (prefers-reduced-motion: reduce) {
    .jkpos-phone, .jkpos-cloud-svg, .jkpos-cloud-pulse, .jkpos-flow-module,
    .jkpos-flow-module-arrow, .jkpos-phone-btn, .jkpos-phone-progress span::after,
    .jkpos-kds-dot, .jkpos-flow-module-dot {
        animation: none !important;
    }
}
@media (max-width: 768px) {
    .jkpos-phone, .jkpos-cloud-svg, .jkpos-cloud-pulse, .jkpos-flow-module,
    .jkpos-flow-module-arrow, .jkpos-phone-btn, .jkpos-phone-progress span::after,
    .jkpos-kds-dot, .jkpos-flow-module-dot {
        animation: none !important;
    }
}

/* ==================== 五端角色矩阵（一个后台管好全店）==================== */
.pb-endpoints { background: var(--pb-bg-alt); position: relative; overflow: hidden; }
.pb-endpoints .pb-section-header { margin-bottom: 48px; position: relative; z-index: 1; }
.pb-endpoints .pb-container { position: relative; z-index: 1; }
/* 背景流光光球 */
.pb-endpoints::before,
.pb-endpoints::after {
    content: ''; position: absolute; border-radius: 50%;
    filter: blur(64px); opacity: .35; pointer-events: none; z-index: 0;
}
.pb-endpoints::before {
    width: 440px; height: 440px;
    background: radial-gradient(circle, var(--pb-primary), transparent 70%);
    top: -140px; left: -140px;
    animation: pbOrbA 9s ease-in-out infinite alternate;
}
.pb-endpoints::after {
    width: 400px; height: 400px;
    background: radial-gradient(circle, var(--pb-accent), transparent 70%);
    bottom: -120px; right: -120px;
    animation: pbOrbB 11s ease-in-out infinite alternate;
}
@keyframes pbOrbA { from { transform: translate(0,0) scale(1); } to { transform: translate(70px, 50px) scale(1.15); } }
@keyframes pbOrbB { from { transform: translate(0,0) scale(1); } to { transform: translate(-60px, -40px) scale(1.12); } }
.pb-endpoints-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    align-items: stretch;
}
.pb-endpoint {
    background: #fff;
    border-radius: 20px;
    padding: 32px 32px 0;
    border: 1px solid var(--pb-border);
    box-shadow: 0 4px 18px rgba(15,23,42,.04);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: transform .35s ease, box-shadow .35s ease;
}
.pb-endpoint:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 36px rgba(15,23,42,.08);
}
.pb-endpoint--cashier { grid-column: span 2; }

.pb-endpoint-head { padding-bottom: 4px; }
.pb-endpoint-tag {
    display: inline-block;
    font-size: .7rem;
    font-weight: 800;
    color: var(--pb-primary);
    letter-spacing: 3px;
    margin-bottom: 14px;
}
.pb-endpoint-title {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--pb-text);
    margin: 0 0 12px;
    letter-spacing: -.01em;
    line-height: 1.3;
}
.pb-endpoint-desc {
    font-size: .88rem;
    color: var(--pb-text-secondary);
    line-height: 1.75;
    margin: 0 0 18px;
}
.pb-endpoint-desc strong { color: var(--pb-text); font-weight: 700; }
.pb-endpoint-desc em { font-style: normal; color: var(--pb-accent); font-weight: 600; }
/* 动态特效：卡片插图浮动（错峰） */
.pb-endpoint-mockup > * { animation: pbMockupFloat 5.5s ease-in-out infinite; }
.pb-endpoint:nth-child(2) .pb-endpoint-mockup > * { animation-delay: .7s; }
.pb-endpoint:nth-child(3) .pb-endpoint-mockup > * { animation-delay: 1.4s; }
.pb-endpoint:nth-child(4) .pb-endpoint-mockup > * { animation-delay: 2.1s; }
.pb-endpoint:nth-child(5) .pb-endpoint-mockup > * { animation-delay: 2.8s; }
@keyframes pbMockupFloat {
    0%, 100% { transform: translateY(6px); }
    50% { transform: translateY(-6px); }
}

/* 收银台高亮桌台脉冲 */
.pb-pos-table.on { animation: pbTableGlow 2.2s ease-in-out infinite; }
@keyframes pbTableGlow {
    0%, 100% { box-shadow: 0 6px 14px rgba(249,115,22,.4); }
    50% { box-shadow: 0 6px 24px rgba(249,115,22,.7), 0 0 0 3px rgba(249,115,22,.18); }
}

/* 结账按钮光晕 */
.pb-pos-order-btn { animation: pbBtnGlow 2.5s ease-in-out infinite; }
@keyframes pbBtnGlow {
    0%, 100% { box-shadow: 0 6px 14px rgba(37,99,235,.4); }
    50% { box-shadow: 0 6px 22px rgba(37,99,235,.7); }
}

/* 购物车条光晕 */
.pb-mp-phone-cart { animation: pbCartGlow 2.6s ease-in-out infinite; }
@keyframes pbCartGlow {
    0%, 100% { box-shadow: 0 4px 12px rgba(37,99,235,.3); }
    50% { box-shadow: 0 4px 20px rgba(37,99,235,.6); }
}

/* 老板端柱状图生长（滚动进入后） */
.pb-visible .pb-boss-bar { animation: pbBarGrow .8s cubic-bezier(.22,.9,.35,1.1) forwards; }
.pb-visible .pb-boss-bar:nth-child(1) { animation-delay: .1s; }
.pb-visible .pb-boss-bar:nth-child(2) { animation-delay: .2s; }
.pb-visible .pb-boss-bar:nth-child(3) { animation-delay: .3s; }
.pb-visible .pb-boss-bar:nth-child(4) { animation-delay: .4s; }
.pb-visible .pb-boss-bar:nth-child(5) { animation-delay: .5s; }
@keyframes pbBarGrow { from { transform: scaleY(0); } to { transform: scaleY(1); } }

/* 总部门店排行滑入 */
.pb-chain-item { opacity: 0; transform: translateX(14px); }
.pb-visible .pb-chain-item { animation: pbChainIn .5s ease-out forwards; }
.pb-visible .pb-chain-item:nth-child(1) { animation-delay: .15s; }
.pb-visible .pb-chain-item:nth-child(2) { animation-delay: .3s; }
.pb-visible .pb-chain-item:nth-child(3) { animation-delay: .45s; }
@keyframes pbChainIn { from { opacity: 0; transform: translateX(14px); } to { opacity: 1; transform: translateX(0); } }

/* 排名序号脉冲 */
.pb-chain-rank { animation: pbRankPulse 2s ease-in-out infinite; }
@keyframes pbRankPulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.18); } }

.pb-endpoint-mockup {
    flex: 1;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-top: 8px;
    min-height: 0;
}

/* ① 顾客端小程序：手机模型 */
.pb-mp-phone {
    width: 200px; height: 360px;
    background: linear-gradient(180deg, #1a1f2e 0%, #0d1118 100%);
    border-radius: 28px; padding: 7px;
    position: relative;
    box-shadow: 0 18px 40px rgba(15,23,42,.18);
    margin-bottom: -1px;
    transform: translateY(6px);
    flex-shrink: 0;
}
.pb-mp-phone-island {
    position: absolute; left: 50%; top: 12px; transform: translateX(-50%);
    width: 70px; height: 18px; border-radius: 12px; background: #050709; z-index: 2;
}
.pb-mp-phone-screen {
    width: 100%; height: 100%;
    border-radius: 22px;
    background: linear-gradient(180deg, #f8fafc, #f1f5f9);
    display: flex; flex-direction: column; overflow: hidden;
}
.pb-mp-phone-statusbar {
    display: flex; align-items: center; justify-content: space-between;
    padding: 10px 18px 4px;
    font-size: .56rem; font-weight: 700; color: #0f172a;
}
.pb-mp-phone-ico { display: flex; gap: 3px; font-size: .5rem; }
.pb-mp-phone-nav {
    display: flex; justify-content: center; align-items: center; gap: 5px; padding: 6px 0 8px;
}
.pb-mp-phone-nav-dot {
    width: 5px; height: 5px; border-radius: 50%; background: #cbd5e1;
}
.pb-mp-phone-nav-dot.active {
    background: var(--pb-primary); width: 16px; border-radius: 3px;
}
.pb-mp-phone-app { flex: 1; padding: 6px 14px 10px; display: flex; flex-direction: column; min-height: 0; }
.pb-mp-phone-title {
    font-size: .82rem; font-weight: 800; color: #0f172a; margin-bottom: 10px; text-align: center;
}
.pb-mp-phone-list { flex: 1; display: flex; flex-direction: column; gap: 8px; }
.pb-mp-phone-row {
    display: flex; align-items: center; gap: 9px;
    padding: 8px 10px;
    background: #fff; border-radius: 10px;
    box-shadow: 0 2px 6px rgba(15,23,42,.05);
}
.pb-mp-phone-row-img {
    width: 36px; height: 36px; border-radius: 8px; flex-shrink: 0;
    background: linear-gradient(135deg, #f97316, #ef4444);
}
.pb-mp-phone-row-img.green { background: linear-gradient(135deg, #22c55e, #84cc16); }
.pb-mp-phone-row-img.orange { background: linear-gradient(135deg, #fbbf24, #f97316); }
.pb-mp-phone-row-info { flex: 1; min-width: 0; }
.pb-mp-phone-row-name {
    font-size: .72rem; font-weight: 700; color: #0f172a; line-height: 1.2;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.pb-mp-phone-row-sub { font-size: .58rem; color: #94a3b8; margin-top: 2px; }
.pb-mp-phone-row-price {
    font-size: .82rem; font-weight: 800; color: var(--pb-primary); flex-shrink: 0;
}
.pb-mp-phone-cart {
    display: flex; align-items: center; justify-content: center; gap: 6px;
    margin: 8px 12px 12px;
    padding: 9px 0;
    background: linear-gradient(135deg, var(--pb-primary), var(--pb-primary-dark));
    color: #fff; border-radius: 18px;
    font-size: .68rem; font-weight: 700;
    box-shadow: 0 4px 12px rgba(37,99,235,.3);
}

/* ② 收银台 */
.pb-pos-card {
    width: 100%;
    background: linear-gradient(180deg, #0f172a, #050709);
    border-radius: 14px; overflow: hidden;
    color: #f1f5f9;
    margin-bottom: -1px;
    transform: translateY(6px);
    box-shadow: 0 14px 32px rgba(15,23,42,.25);
}
.pb-pos-header {
    display: flex; align-items: center; gap: 6px;
    padding: 12px 16px;
    font-size: .72rem; color: #94a3b8;
    border-bottom: 1px solid rgba(255,255,255,.05);
}
.pb-pos-header > span:first-child { color: #f1f5f9; font-weight: 700; }
.pb-pos-header-sep { color: #475569; }
.pb-pos-header-mark {
    margin-left: auto;
    padding: 2px 9px;
    background: rgba(16,185,129,.15); color: #10b981;
    border-radius: 10px; font-size: .62rem; font-weight: 700;
}
.pb-pos-body {
    display: grid; grid-template-columns: 1.4fr 1fr; gap: 14px; padding: 16px;
}
.pb-pos-tables {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px;
}
.pb-pos-table {
    background: rgba(255,255,255,.05);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 8px;
    padding: 11px 0; text-align: center;
    font-size: .76rem; font-weight: 700; color: #f1f5f9;
    transition: transform .2s ease;
}
.pb-pos-table.on {
    background: linear-gradient(135deg, #f97316, #ea580c);
    border-color: #f97316;
    color: #fff;
    box-shadow: 0 6px 14px rgba(249,115,22,.4);
    transform: scale(1.05);
}
.pb-pos-order { display: flex; flex-direction: column; gap: 8px; }
.pb-pos-order-row {
    display: flex; align-items: center; justify-content: space-between;
    padding: 8px 12px;
    background: rgba(255,255,255,.04);
    border-radius: 8px;
    font-size: .72rem;
}
.pb-pos-order-name { color: #f1f5f9; font-weight: 600; }
.pb-pos-order-name em { color: #94a3b8; font-style: normal; font-size: .65rem; margin-left: 2px; }
.pb-pos-order-price { color: #f1f5f9; font-weight: 700; }
.pb-pos-order-total {
    display: flex; align-items: center; justify-content: space-between;
    padding: 10px 12px 0;
    font-size: .76rem; color: #94a3b8;
}
.pb-pos-order-total-num { color: #f1f5f9; font-size: 1rem; font-weight: 800; }
.pb-pos-order-btn {
    padding: 10px 0; border: none; border-radius: 8px;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: #fff; font-size: .78rem; font-weight: 700;
    box-shadow: 0 6px 14px rgba(37,99,235,.4);
    cursor: pointer;
}

/* ③ 老板端 App */
.pb-boss-card {
    width: 100%;
    background: #fff;
    border-radius: 14px;
    border: 1px solid var(--pb-border);
    padding: 18px 20px;
    box-shadow: 0 10px 24px rgba(15,23,42,.06);
    margin-bottom: -1px;
    transform: translateY(6px);
}
.pb-boss-card-amount {
    font-size: 1.8rem; font-weight: 900; color: var(--pb-text);
    line-height: 1.1; letter-spacing: -.02em;
}
.pb-boss-card-meta {
    display: flex; align-items: center; justify-content: space-between;
    margin: 6px 0 14px;
    font-size: .72rem; color: var(--pb-text-secondary);
}
.pb-boss-card-up {
    color: #16a34a; font-weight: 700;
    background: rgba(34,197,94,.1);
    padding: 2px 8px; border-radius: 12px;
    font-size: .68rem;
}
.pb-boss-card-up i { margin-right: 2px; }
.pb-boss-card-chart {
    display: flex; align-items: flex-end; gap: 8px;
    height: 90px; padding-top: 8px;
}
.pb-boss-bar {
    flex: 1;
    background: linear-gradient(180deg, #94a3b8, #475569);
    border-radius: 4px 4px 0 0;
    min-height: 8px;
    transform-origin: bottom;
    transform: scaleY(0);
}
.pb-boss-bar.hot { background: linear-gradient(180deg, #3b82f6, #2563eb); }

/* ④ 商家后台 */
.pb-admin-browser {
    width: 100%;
    background: #fff;
    border-radius: 14px;
    border: 1px solid var(--pb-border);
    overflow: hidden;
    box-shadow: 0 10px 24px rgba(15,23,42,.06);
    margin-bottom: -1px;
    transform: translateY(6px);
}
.pb-admin-browser-bar {
    display: flex; align-items: center; gap: 5px;
    padding: 8px 12px;
    background: #f1f5f9;
    border-bottom: 1px solid var(--pb-border);
}
.pb-admin-dot { width: 8px; height: 8px; border-radius: 50%; background: #cbd5e1; }
.pb-admin-dot:nth-child(1) { background: #ef4444; }
.pb-admin-dot:nth-child(2) { background: #f59e0b; }
.pb-admin-dot:nth-child(3) { background: #22c55e; }
.pb-admin-url {
    margin-left: 8px;
    font-size: .62rem; color: #94a3b8;
    background: #fff; padding: 3px 10px;
    border-radius: 6px; flex: 1;
}
.pb-admin-browser-body { display: flex; height: 160px; }
.pb-admin-sidebar {
    width: 52px;
    background: #f8fafc;
    padding: 12px 8px;
    border-right: 1px solid var(--pb-border);
    display: flex; flex-direction: column; gap: 8px;
}
.pb-admin-sb-row { height: 10px; background: #e2e8f0; border-radius: 4px; }
.pb-admin-sb-row.active { background: var(--pb-primary); height: 16px; }
.pb-admin-main {
    flex: 1; padding: 12px;
    display: flex; flex-direction: column; gap: 8px; min-width: 0;
}
.pb-admin-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.pb-admin-stat {
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
    border-radius: 8px; padding: 10px;
    border: 1px solid var(--pb-border);
    display: flex; flex-direction: column; gap: 4px;
}
.pb-admin-stat--lg { flex-direction: row; align-items: center; justify-content: space-between; }
.pb-admin-stat-label { font-size: .62rem; color: var(--pb-text-secondary); }
.pb-admin-stat-num { font-size: .82rem; font-weight: 800; color: var(--pb-text); }
.pb-admin-stat--lg .pb-admin-stat-num { font-size: .92rem; color: var(--pb-primary); }

/* ⑤ 总部连锁 */
.pb-chain-card {
    width: 100%;
    background: #fff;
    border-radius: 14px;
    border: 1px solid var(--pb-border);
    overflow: hidden;
    box-shadow: 0 10px 24px rgba(15,23,42,.06);
    margin-bottom: -1px;
    transform: translateY(6px);
}
.pb-chain-card-head {
    background: linear-gradient(135deg, #0f172a, #1e293b);
    color: #f1f5f9;
    padding: 14px 18px;
    font-size: .82rem; font-weight: 700;
}
.pb-chain-card-head strong {
    color: #f59e0b; font-size: 1rem; margin: 0 3px;
}
.pb-chain-list { padding: 10px 12px 12px; display: flex; flex-direction: column; gap: 6px; }
.pb-chain-item {
    display: grid; grid-template-columns: 22px 1fr auto auto;
    align-items: center; gap: 8px;
    padding: 9px 10px;
    background: #f8fafc;
    border-radius: 8px;
    font-size: .72rem;
    border: 1px solid #e2e8f0;
}
.pb-chain-rank {
    width: 22px; height: 22px;
    background: var(--pb-primary); color: #fff;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: .68rem; font-weight: 800;
}
.pb-chain-city { color: var(--pb-text); font-weight: 700; }
.pb-chain-amount { color: var(--pb-text); font-weight: 800; }
.pb-chain-pct {
    color: #16a34a; font-weight: 700;
    background: rgba(34,197,94,.1);
    padding: 2px 7px; border-radius: 10px;
    font-size: .65rem;
}

/* 滚动入场动画 */
.pb-animate .pb-endpoint {
    opacity: 0; transform: translateY(24px);
}
.pb-visible .pb-endpoint {
    animation: fadeInUp .55s ease-out forwards;
}
.pb-visible .pb-endpoint:nth-child(2) { animation-delay: .08s; }
.pb-visible .pb-endpoint:nth-child(3) { animation-delay: .16s; }
.pb-visible .pb-endpoint:nth-child(4) { animation-delay: .24s; }
.pb-visible .pb-endpoint:nth-child(5) { animation-delay: .32s; }

/* 响应式 */
@media (max-width: 1024px) {
    .pb-endpoints-grid { gap: 18px; }
    .pb-endpoint { padding: 26px 24px 0; }
    .pb-endpoint-title { font-size: 1.3rem; }
    .pb-endpoint-desc { font-size: .85rem; }
    .pb-mp-phone { width: 180px; height: 330px; }
    .pb-boss-card-amount { font-size: 1.5rem; }
    .pb-boss-card-chart { height: 70px; }
    .pb-admin-browser-body { height: 140px; }
}
@media (max-width: 768px) {
    .pb-endpoints-grid { grid-template-columns: 1fr; gap: 16px; }
    .pb-endpoint--cashier { grid-column: span 1; }
    .pb-endpoint { padding: 22px 20px 0; }
    .pb-endpoint-title { font-size: 1.2rem; }
    .pb-endpoint-desc { font-size: .82rem; }
    .pb-endpoint-tag { font-size: .65rem; letter-spacing: 2px; }
    .pb-mp-phone { width: 165px; height: 310px; }
    .pb-pos-body { grid-template-columns: 1fr; }
    .pb-boss-card-amount { font-size: 1.4rem; }
    .pb-boss-card-chart { height: 60px; }
    .pb-admin-browser-body { height: 130px; }
    .pb-admin-sidebar { width: 42px; }
}
@media (max-width: 480px) {
    .pb-endpoint-desc { margin-bottom: 12px; }
}

/* 无障碍：减少动效 */
@media (prefers-reduced-motion: reduce) {
    .pb-endpoint-mockup > *,
    .pb-pos-table.on,
    .pb-pos-order-btn,
    .pb-mp-phone-cart,
    .pb-chain-rank,
    .pb-endpoints::before,
    .pb-endpoints::after {
        animation: none !important;
    }
    .pb-boss-bar { transform: scaleY(1); }
    .pb-chain-item { opacity: 1; transform: none; }
}

/* ==================== 让顾客一来再来（三大营销场景）==================== */
.pb-scenarios { background: var(--pb-bg-alt); }
.pb-scenarios .pb-section-header { margin-bottom: 48px; }

.pb-scenarios-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 36px;
}
.pb-scenarios-tab {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 22px;
    background: #fff;
    border: 1px solid var(--pb-border);
    border-radius: 40px;
    color: var(--pb-text-secondary);
    font-size: .92rem;
    font-weight: 600;
    cursor: pointer;
    transition: all .3s ease;
    font-family: inherit;
}
.pb-scenarios-tab:hover {
    color: var(--pb-primary);
    border-color: var(--pb-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 18px rgba(15,23,42,.06);
}
.pb-scenarios-tab.active {
    background: linear-gradient(135deg, var(--pb-primary), var(--pb-primary-dark));
    color: #fff;
    border-color: var(--pb-primary);
    box-shadow: 0 8px 22px rgba(37,99,235,.3);
}
.pb-scenarios-tab-i {
    width: 24px; height: 24px;
    background: rgba(0,0,0,.06);
    color: inherit;
    border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: .72rem; font-weight: 800;
}
.pb-scenarios-tab.active .pb-scenarios-tab-i { background: rgba(255,255,255,.22); }

.pb-scenarios-panels { position: relative; }
.pb-scenario {
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    padding: 50px 0;
}
.pb-scenario.active {
    display: grid;
    animation: pbScenarioIn .6s ease-out;
}
@keyframes pbScenarioIn {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.pb-scenario-tag {
    display: inline-block;
    font-size: .76rem;
    font-weight: 800;
    color: var(--pb-primary);
    letter-spacing: 2px;
    margin-bottom: 16px;
}
.pb-scenario-h {
    font-size: clamp(1.6rem, 2.6vw, 2.05rem);
    font-weight: 800;
    color: var(--pb-text);
    margin: 0 0 18px;
    line-height: 1.35;
    letter-spacing: -.01em;
}
.pb-scenario-lead {
    font-size: 1rem;
    color: var(--pb-text-secondary);
    line-height: 1.85;
    margin: 0 0 22px;
}
.pb-scenario-lead strong { color: var(--pb-text); font-weight: 700; }
.pb-scenario-list {
    list-style: none; padding: 0; margin: 0 0 28px;
    display: flex; flex-direction: column; gap: 10px;
}
.pb-scenario-list li {
    position: relative;
    padding-left: 24px;
    font-size: .92rem;
    color: var(--pb-text-secondary);
    line-height: 1.7;
}
.pb-scenario-list li::before {
    content: '';
    position: absolute;
    left: 0; top: 10px;
    width: 12px; height: 12px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--pb-primary), var(--pb-accent));
    box-shadow: 0 0 0 3px rgba(37,99,235,.1);
}
.pb-scenario-list li strong { color: var(--pb-text); font-weight: 700; }

/* 右侧插图舞台 */
.pb-scenario-stage {
    display: flex; align-items: center; justify-content: center;
    min-height: 480px;
}
.pb-scenario-canvas {
    position: relative;
    width: 100%;
    background: #fff;
    border-radius: 24px;
    padding: 40px 32px 60px;
    box-shadow: 0 20px 60px rgba(15,23,42,.08), inset 0 0 0 1px rgba(15,23,42,.05);
    min-height: 480px;
}

/* —— 拼团插图 —— */
.pb-mock-tg { position: relative; min-height: 360px; }
.pb-mock-tg-card {
    position: absolute;
    background: #fff;
    border-radius: 16px;
    padding: 14px 16px;
    box-shadow: 0 10px 28px rgba(15,23,42,.08);
    will-change: transform;
}
.pb-mock-tg-main {
    top: 0; left: 50%;
    transform: translateX(-50%);
    width: 260px;
    z-index: 2;
    animation: pbMockFloat 5s ease-in-out infinite;
}
@keyframes pbMockFloat {
    0%, 100% { transform: translate(-50%, 0); }
    50% { transform: translate(-50%, -6px); }
}
.pb-mock-tg-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.pb-mock-tg-title { font-size: .78rem; font-weight: 800; color: #0f172a; }
.pb-mock-tg-avatar {
    width: 28px; height: 28px; border-radius: 50%;
    background: linear-gradient(135deg, #22c55e, #16a34a);
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: .68rem; font-weight: 800;
}
.pb-mock-tg-avatar::after { content: '主'; }
.pb-mock-tg-row { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.pb-mock-tg-img {
    width: 56px; height: 56px; border-radius: 8px;
    background: linear-gradient(135deg, #f59e0b, #ef4444);
    flex-shrink: 0;
}
.pb-mock-tg-info { flex: 1; min-width: 0; }
.pb-mock-tg-name { font-size: .78rem; font-weight: 700; color: #0f172a; }
.pb-mock-tg-price { display: flex; align-items: baseline; gap: 6px; margin-top: 2px; }
.pb-mock-tg-new { color: #ef4444; font-size: 1rem; font-weight: 900; }
.pb-mock-tg-old { color: #94a3b8; font-size: .72rem; text-decoration: line-through; }
.pb-mock-tg-bar {
    height: 6px; background: #f1f5f9; border-radius: 3px; overflow: hidden; margin-bottom: 8px;
}
.pb-mock-tg-progress {
    height: 100%; width: 33%;
    background: linear-gradient(90deg, #22c55e, #16a34a);
    border-radius: 3px;
    animation: pbTgProgress 5s ease-in-out infinite;
}
@keyframes pbTgProgress {
    0%, 100% { width: 33%; }
    50% { width: 66%; }
}
.pb-mock-tg-meta { font-size: .68rem; color: #64748b; margin-bottom: 12px; }
.pb-mock-tg-meta strong { color: #ef4444; font-weight: 800; }
.pb-mock-tg-dot {
    display: inline-block; width: 6px; height: 6px; border-radius: 50%;
    background: #22c55e; margin-right: 4px;
    animation: pbBlink 1.4s ease-in-out infinite;
}
@keyframes pbBlink { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }
.pb-mock-tg-btn {
    width: 100%; padding: 9px 0; border: none; border-radius: 22px;
    background: linear-gradient(135deg, #ec4899, #db2777);
    color: #fff; font-size: .78rem; font-weight: 700; cursor: pointer;
    box-shadow: 0 6px 14px rgba(236,72,153,.35);
}
.pb-mock-tg-mini {
    bottom: 0; left: 0;
    width: 130px;
    text-align: left;
    animation: pbMockFloat2 4.5s ease-in-out infinite;
}
@keyframes pbMockFloat2 {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}
.pb-mock-tg-mini-t { font-size: .72rem; color: #0f172a; font-weight: 800; }
.pb-mock-tg-mini-s { font-size: .62rem; color: #94a3b8; margin-top: 4px; }
.pb-mock-tg-mini-s i { color: #ef4444; margin-right: 3px; }
.pb-mock-tg-clock { display: flex; gap: 4px; margin-top: 6px; }
.pb-mock-tg-clock span {
    background: #0f172a; color: #fff;
    padding: 3px 6px; border-radius: 4px;
    font-size: .68rem; font-weight: 800;
    font-family: monospace;
    min-width: 22px; text-align: center;
}
.pb-mock-tg-float {
    top: 20px; right: 0;
    width: 180px;
    z-index: 3;
    animation: pbMockFloat3 5.5s ease-in-out infinite;
}
@keyframes pbMockFloat3 {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}
.pb-mock-tg-float-t { font-size: .72rem; color: #0f172a; font-weight: 800; }
.pb-mock-tg-float-bar {
    height: 4px; background: #f1f5f9; border-radius: 2px; margin: 6px 0;
    overflow: hidden;
}
.pb-mock-tg-float-fill {
    height: 100%; width: 72%;
    background: linear-gradient(90deg, #f59e0b, #ef4444);
    border-radius: 2px;
    animation: pbTgFloat 4s ease-in-out infinite;
}
@keyframes pbTgFloat {
    0%, 100% { width: 72%; }
    50% { width: 88%; }
}
.pb-mock-tg-float-meta { font-size: .62rem; color: #94a3b8; line-height: 1.5; }
.pb-mock-tg-float-meta strong { color: #ef4444; font-weight: 800; }

/* —— 美团核销插图 —— */
.pb-mock-mt { position: relative; min-height: 360px; }
.pb-mock-mt-card {
    position: absolute;
    background: #fff;
    border-radius: 16px;
    padding: 16px 18px;
    box-shadow: 0 10px 28px rgba(15,23,42,.08);
    will-change: transform;
}
.pb-mock-mt-main {
    top: 0; left: 0;
    width: 290px;
    z-index: 2;
    animation: pbMockFloat 5s ease-in-out infinite;
}
.pb-mock-mt-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.pb-mock-mt-name { font-size: .92rem; font-weight: 800; color: #0f172a; }
.pb-mock-mt-mark {
    font-size: .68rem; color: #10b981; font-weight: 700;
    background: rgba(16,185,129,.1);
    padding: 3px 9px; border-radius: 10px;
}
.pb-mock-mt-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 14px; }
.pb-mock-mt-item {
    display: flex; align-items: center; gap: 10px;
    padding: 8px 10px; background: #f8fafc; border-radius: 10px;
}
.pb-mock-mt-icon {
    width: 32px; height: 32px; border-radius: 8px;
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    color: #fff; font-size: .76rem; font-weight: 800;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.pb-mock-mt-info { flex: 1; min-width: 0; }
.pb-mock-mt-h { font-size: .78rem; color: #0f172a; font-weight: 700; }
.pb-mock-mt-sub { font-size: .62rem; color: #94a3b8; font-family: monospace; }
.pb-mock-mt-st {
    font-size: .68rem; color: #10b981; font-weight: 700;
    background: rgba(16,185,129,.1);
    padding: 2px 8px; border-radius: 10px;
}
.pb-mock-mt-stat {
    display: flex; flex-wrap: wrap; align-items: center; gap: 6px;
    padding: 10px 12px; background: #f8fafc; border-radius: 10px;
    font-size: .72rem; color: #94a3b8;
}
.pb-mock-mt-stat strong { color: #0f172a; font-size: .98rem; font-weight: 900; }
.pb-mock-mt-stat strong:last-child { color: #ef4444; }
.pb-mock-mt-scan {
    bottom: 0; right: 0;
    width: 170px;
    text-align: center;
    z-index: 3;
    animation: pbMockFloat2 4.8s ease-in-out infinite;
}
.pb-mock-mt-qr {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 2px;
    width: 90px; height: 90px;
    margin: 0 auto 8px;
    padding: 6px;
    background: #fff;
    border-radius: 8px;
    border: 1px solid #e2e8f0;
}
.pb-mock-mt-qr i {
    background: #0f172a;
    border-radius: 1px;
    animation: pbQrShine 3s ease-in-out infinite;
}
.pb-mock-mt-qr i:nth-child(3n) { background: #475569; }
.pb-mock-mt-qr i:nth-child(5n) { background: transparent; }
@keyframes pbQrShine {
    0%, 100% { opacity: 1; }
    50% { opacity: .35; }
}
.pb-mock-mt-scan-t { font-size: .72rem; color: #0f172a; font-weight: 800; }
.pb-mock-mt-scan-s { font-size: .58rem; color: #94a3b8; margin-top: 3px; line-height: 1.5; }

/* —— 私域复购插图 —— */
.pb-mock-pv { position: relative; min-height: 360px; }
.pb-mock-pv-card {
    position: absolute;
    background: #fff;
    border-radius: 16px;
    padding: 14px 16px;
    box-shadow: 0 10px 28px rgba(15,23,42,.08);
    will-change: transform;
}
.pb-mock-pv-main {
    top: 0; left: 0;
    width: 270px;
    z-index: 2;
    animation: pbMockFloat 5s ease-in-out infinite;
}
.pb-mock-pv-row { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.pb-mock-pv-logo {
    width: 36px; height: 36px; border-radius: 8px;
    background: linear-gradient(135deg, #22c55e, #16a34a);
    color: #fff; font-size: .9rem; font-weight: 800;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.pb-mock-pv-info { flex: 1; min-width: 0; }
.pb-mock-pv-name { font-size: .78rem; color: #0f172a; font-weight: 800; }
.pb-mock-pv-sub { font-size: .62rem; color: #94a3b8; margin-top: 2px; }
.pb-mock-pv-msg {
    font-size: .72rem; color: #475569; line-height: 1.7;
    background: #f8fafc; padding: 9px 10px; border-radius: 8px;
}
.pb-mock-pv-msg strong { color: #0f172a; font-weight: 800; }
.pb-mock-pv-msg em { font-style: normal; color: #ef4444; font-weight: 800; }
.pb-mock-pv-tag {
    bottom: 30px; left: 30px;
    width: 200px;
    z-index: 3;
    animation: pbMockFloat2 4.5s ease-in-out infinite;
}
.pb-mock-pv-tag-t { font-size: .72rem; color: #0f172a; font-weight: 800; margin-bottom: 8px; }
.pb-mock-pv-tag-pill {
    display: inline-block;
    background: #0f172a; color: #fff;
    font-size: .68rem; font-weight: 700;
    padding: 4px 10px; border-radius: 12px;
    margin-bottom: 8px;
}
.pb-mock-pv-tag-grid { display: flex; flex-wrap: wrap; gap: 4px; }
.pb-mock-pv-tag-grid span {
    font-size: .58rem; color: #475569;
    background: #f1f5f9; padding: 2px 7px; border-radius: 8px;
}
.pb-mock-pv-stat {
    top: 0; right: 0;
    width: 200px;
    z-index: 4;
    animation: pbMockFloat3 5.2s ease-in-out infinite;
}
.pb-mock-pv-stat-t { font-size: .68rem; color: #94a3b8; margin-bottom: 4px; }
.pb-mock-pv-stat-num { display: flex; align-items: baseline; gap: 6px; margin-bottom: 8px; }
.pb-mock-pv-stat-num strong { color: #0f172a; font-size: 1.4rem; font-weight: 900; }
.pb-mock-pv-stat-num span { color: #10b981; font-size: .72rem; font-weight: 700; }
.pb-mock-pv-stat-bars { display: flex; align-items: flex-end; gap: 4px; height: 36px; }
.pb-mock-pv-stat-bars span {
    flex: 1; background: #cbd5e1; border-radius: 2px 2px 0 0;
    animation: pvBars 3s ease-in-out infinite;
}
.pb-mock-pv-stat-bars span:nth-child(1) { height: 35%; }
.pb-mock-pv-stat-bars span:nth-child(2) { height: 50%; }
.pb-mock-pv-stat-bars span:nth-child(3) { height: 42%; }
.pb-mock-pv-stat-bars span:nth-child(4) { height: 60%; }
.pb-mock-pv-stat-bars span:nth-child(5) { height: 78%; }
.pb-mock-pv-stat-bars span:nth-child(6) { height: 92%; background: #0f172a; }
@keyframes pvBars {
    0%, 100% { transform: scaleY(1); }
    50% { transform: scaleY(.85); }
}

/* 步骤指示 */
.pb-scenario-steps {
    position: absolute;
    left: 50%; bottom: 14px;
    transform: translateX(-50%);
    display: flex; flex-wrap: wrap; gap: 12px;
    background: rgba(255,255,255,.92);
    backdrop-filter: blur(6px);
    padding: 7px 14px; border-radius: 30px;
    box-shadow: 0 6px 14px rgba(15,23,42,.06);
}
.pb-scenario-step {
    display: inline-flex; align-items: center; gap: 5px;
    font-size: .7rem; color: #94a3b8; font-weight: 700;
    transition: color .3s ease;
}
.pb-scenario-step-dot {
    width: 6px; height: 6px; border-radius: 50%;
    background: #cbd5e1;
    transition: all .3s ease;
}
.pb-scenario-step.active { color: var(--pb-text); }
.pb-scenario-step.active .pb-scenario-step-dot {
    background: var(--pb-primary);
    box-shadow: 0 0 0 3px rgba(37,99,235,.18);
    transform: scale(1.3);
}

/* 滚动入场动画 */
.pb-animate .pb-scenario.active { opacity: 0; transform: translateY(20px); }
.pb-visible .pb-scenario.active { animation: pbScenarioIn .6s ease-out forwards; }
.pb-animate .pb-scenarios-tabs { opacity: 0; transform: translateY(20px); }
.pb-visible .pb-scenarios-tabs { animation: fadeInUp .55s ease-out forwards; }

/* 响应式 */
@media (max-width: 1024px) {
    .pb-scenario { gap: 40px; padding: 36px 0; }
    .pb-scenario-h { font-size: 1.6rem; }
    .pb-scenario-canvas { min-height: 420px; padding: 32px 24px 56px; }
    .pb-scenario-stage { min-height: 420px; }
}
@media (max-width: 768px) {
    .pb-scenarios-tabs { gap: 8px; }
    .pb-scenarios-tab { padding: 8px 16px; font-size: .85rem; }
    .pb-scenarios-tab-t { display: none; }
    .pb-scenarios-tab-i { width: 28px; height: 28px; font-size: .8rem; }
    .pb-scenario {
        grid-template-columns: 1fr;
        gap: 32px;
        padding: 24px 0;
    }
    .pb-scenario-stage { min-height: 420px; order: -1; }
    .pb-scenario-canvas { min-height: 400px; padding: 28px 20px 56px; }
    .pb-scenario-h { font-size: 1.4rem; }
    .pb-mock-tg-main { width: 220px; }
    .pb-mock-tg-float { width: 150px; }
    .pb-mock-mt-main { width: 240px; }
    .pb-mock-mt-scan { width: 140px; }
    .pb-mock-pv-main { width: 230px; }
    .pb-mock-pv-tag { width: 170px; }
    .pb-mock-pv-stat { width: 170px; }
}
@media (max-width: 480px) {
    .pb-scenarios-tab { padding: 6px 12px; }
    .pb-scenario-h { font-size: 1.25rem; }
    .pb-scenario-lead { font-size: .92rem; }
}

/* ==================== 这些活动配置好就自动跑（营销活动矩阵）==================== */
.pb-promotions {
    background: linear-gradient(180deg, var(--pb-bg-alt) 0%, #fff 100%);
    position: relative;
    overflow: hidden;
}
.pb-promotions::before {
    content: '';
    position: absolute;
    top: 10%; right: -120px;
    width: 360px; height: 360px;
    background: radial-gradient(circle, rgba(37,99,235,.1), transparent 70%);
    filter: blur(40px);
    pointer-events: none;
    animation: pbPromoOrb 11s ease-in-out infinite alternate;
}
.pb-promotions::after {
    content: '';
    position: absolute;
    bottom: -120px; left: -120px;
    width: 320px; height: 320px;
    background: radial-gradient(circle, rgba(16,185,129,.08), transparent 70%);
    filter: blur(40px);
    pointer-events: none;
    animation: pbPromoOrb2 13s ease-in-out infinite alternate;
}
@keyframes pbPromoOrb { from { transform: translate(0,0) scale(1); } to { transform: translate(-60px, 50px) scale(1.15); } }
@keyframes pbPromoOrb2 { from { transform: translate(0,0) scale(1); } to { transform: translate(60px, -40px) scale(1.1); } }

.pb-promotions .pb-section-header { margin-bottom: 56px; position: relative; z-index: 1; }
.pb-promo-grid {
    position: relative; z-index: 1;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.pb-promo-card {
    position: relative;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 22px 22px 22px 24px;
    background: #fff;
    border: 1px solid var(--pb-border);
    border-radius: 16px;
    cursor: pointer;
    transition: all .35s cubic-bezier(.22,.9,.35,1.05);
    overflow: hidden;
    outline: none;
}
.pb-promo-card:hover {
    transform: translateY(-4px);
    border-color: var(--pb-color, var(--pb-primary));
    box-shadow: 0 16px 36px -8px rgba(15,23,42,.12), 0 0 0 1px rgba(37,99,235,.12);
}
.pb-promo-card:focus-visible {
    box-shadow: 0 0 0 3px var(--pb-color, var(--pb-primary)), 0 0 0 5px rgba(255,255,255,1);
}
.pb-promo-card.on { border-color: var(--pb-color, var(--pb-primary)); }

/* 主色覆盖：8 种主题色 */
.pb-promo-orange { --pb-color: #f97316; --pb-color-soft: rgba(249,115,22,.12); }
.pb-promo-pink   { --pb-color: #ec4899; --pb-color-soft: rgba(236,72,153,.12); }
.pb-promo-amber  { --pb-color: #f59e0b; --pb-color-soft: rgba(245,158,11,.12); }
.pb-promo-gold   { --pb-color: #d97706; --pb-color-soft: rgba(217,119,6,.12); }
.pb-promo-rose   { --pb-color: #f43f5e; --pb-color-soft: rgba(244,63,94,.12); }
.pb-promo-purple { --pb-color: #a855f7; --pb-color-soft: rgba(168,85,247,.12); }
.pb-promo-teal   { --pb-color: #14b8a6; --pb-color-soft: rgba(20,184,166,.12); }
.pb-promo-blue   { --pb-color: #3b82f6; --pb-color-soft: rgba(59,130,246,.12); }

.pb-promo-icon {
    flex-shrink: 0;
    width: 52px; height: 52px;
    border-radius: 14px;
    background: var(--pb-color-soft, rgba(37,99,235,.1));
    color: var(--pb-color, var(--pb-primary));
    display: flex; align-items: center; justify-content: center;
    font-size: 1.25rem;
    transition: transform .4s cubic-bezier(.22,.9,.35,1.2);
    position: relative;
}
.pb-promo-card:hover .pb-promo-icon { transform: scale(1.08) rotate(-6deg); }
.pb-promo-card.on .pb-promo-icon {
    background: var(--pb-color, var(--pb-primary));
    color: #fff;
    box-shadow: 0 6px 18px var(--pb-color-soft, rgba(37,99,235,.35));
}
.pb-promo-card.on .pb-promo-icon::after {
    content: '';
    position: absolute; inset: 0;
    border-radius: 14px;
    border: 2px solid var(--pb-color, var(--pb-primary));
    animation: pbPromoPulse 2.4s ease-out infinite;
    pointer-events: none;
}
@keyframes pbPromoPulse {
    0% { transform: scale(1); opacity: .6; }
    100% { transform: scale(1.4); opacity: 0; }
}

.pb-promo-body { flex: 1; min-width: 0; }
.pb-promo-name {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--pb-text);
    margin-bottom: 4px;
    line-height: 1.3;
}
.pb-promo-desc {
    font-size: .8rem;
    color: var(--pb-text-secondary);
    line-height: 1.55;
}

/* 卡片右侧的自动跑开关 */
.pb-promo-toggle {
    flex-shrink: 0;
    width: 40px; height: 22px;
    background: #e2e8f0;
    border-radius: 12px;
    position: relative;
    cursor: pointer;
    transition: background .35s ease;
}
.pb-promo-toggle-knob {
    position: absolute;
    top: 2px; left: 2px;
    width: 18px; height: 18px;
    background: #fff;
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0,0,0,.18);
    transition: transform .35s cubic-bezier(.22,.9,.35,1.2);
}
.pb-promo-card.on .pb-promo-toggle {
    background: var(--pb-color, var(--pb-primary));
}
.pb-promo-card.on .pb-promo-toggle-knob {
    transform: translateX(18px);
    background: #fff;
}

/* 卡片流光（hover 时划过） */
.pb-promo-shine {
    position: absolute;
    top: 0; left: -75%;
    width: 50%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.6), transparent);
    transform: skewX(-20deg);
    transition: left .8s ease;
    pointer-events: none;
}
.pb-promo-card:hover .pb-promo-shine { left: 125%; }

/* 入场动画（错峰淡入） */
.pb-animate .pb-promo-card {
    opacity: 0;
    transform: translateY(24px);
}
.pb-visible .pb-promo-card {
    animation: fadeInUp .55s ease-out forwards;
}
.pb-visible .pb-promo-card:nth-child(1)  { animation-delay: .00s; }
.pb-visible .pb-promo-card:nth-child(2)  { animation-delay: .06s; }
.pb-visible .pb-promo-card:nth-child(3)  { animation-delay: .12s; }
.pb-visible .pb-promo-card:nth-child(4)  { animation-delay: .18s; }
.pb-visible .pb-promo-card:nth-child(5)  { animation-delay: .24s; }
.pb-visible .pb-promo-card:nth-child(6)  { animation-delay: .30s; }
.pb-visible .pb-promo-card:nth-child(7)  { animation-delay: .36s; }
.pb-visible .pb-promo-card:nth-child(8)  { animation-delay: .42s; }

/* 响应式 */
@media (max-width: 1024px) {
    .pb-promo-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; }
}
@media (max-width: 768px) {
    .pb-promo-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
    .pb-promo-card { padding: 18px; }
    .pb-promo-icon { width: 44px; height: 44px; font-size: 1.1rem; border-radius: 12px; }
    .pb-promo-name { font-size: .96rem; }
    .pb-promo-desc { font-size: .76rem; }
}
@media (max-width: 480px) {
    .pb-promo-grid { grid-template-columns: 1fr; }
}

/* 弱化动效 */
@media (prefers-reduced-motion: reduce) {
    .pb-promo-card,
    .pb-promo-icon,
    .pb-promo-toggle-knob,
    .pb-promo-shine {
        transition: none !important;
    }
    .pb-promo-card.on .pb-promo-icon::after { animation: none; }
}

/* ==================== 可靠性（深色大屏）==================== */
.pb-reliable {
    position: relative;
    background: radial-gradient(ellipse at top, #0f172a 0%, #050709 60%, #020617 100%);
    color: #f1f5f9;
    padding: 110px 0 80px;
    overflow: hidden;
}
.pb-reliable-bg {
    position: absolute; inset: 0;
    background:
        radial-gradient(circle at 12% 18%, rgba(37,99,235,.18), transparent 35%),
        radial-gradient(circle at 88% 32%, rgba(236,72,153,.15), transparent 38%),
        radial-gradient(circle at 50% 88%, rgba(16,185,129,.12), transparent 40%);
    pointer-events: none;
    animation: pbReliableBg 14s ease-in-out infinite alternate;
}
@keyframes pbReliableBg {
    from { transform: scale(1) rotate(0deg); }
    to   { transform: scale(1.05) rotate(.5deg); }
}
.pb-reliable-grid {
    position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(148,163,184,.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148,163,184,.05) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(ellipse at center, #000 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 80%);
    pointer-events: none;
    opacity: .6;
}
.pb-reliable-inner { position: relative; z-index: 1; }

.pb-reliable .pb-section-header { margin-bottom: 56px; }
.pb-reliable .pb-section-title {
    color: #f1f5f9;
    background: linear-gradient(180deg, #f1f5f9 0%, #94a3b8 130%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.pb-reliable .pb-section-desc { color: #94a3b8; }
.pb-reliable-eyebrow {
    display: inline-block;
    font-size: .82rem; font-weight: 700;
    color: #60a5fa;
    letter-spacing: 4px;
    padding: 4px 14px;
    background: rgba(59,130,246,.12);
    border: 1px solid rgba(96,165,250,.25);
    border-radius: 20px;
    margin-bottom: 18px;
}

/* —— 4 个大指标 —— */
.pb-reliable-metrics {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 56px;
    position: relative;
    max-width: 1060px;
    margin-left: auto;
    margin-right: auto;
}
.pb-reliable-metric {
    position: relative;
    text-align: center;
    padding: 26px 16px 20px;
    cursor: default;
    transition: transform .35s ease;
}
.pb-reliable-metric:hover { transform: translateY(-4px); }
/* 指标之间的竖分隔线 */
.pb-reliable-metric:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 18%; right: -10px;
    width: 1px; height: 64%;
    background: linear-gradient(180deg, transparent, rgba(148,163,184,.25), transparent);
}
.pb-reliable-num {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 6px;
    margin-bottom: 10px;
    min-height: 56px;
}
.pb-reliable-pre {
    font-size: 1.1rem;
    font-weight: 700;
    color: #94a3b8;
    line-height: 1;
    align-self: flex-start;
    margin-top: 4px;
}
.pb-reliable-big {
    font-size: clamp(2.3rem, 4.2vw, 3.2rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -.02em;
    font-variant-numeric: tabular-nums;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.pb-reliable-unit {
    font-size: 1.05rem;
    font-weight: 700;
    line-height: 1;
    color: #cbd5e1;
    align-self: flex-end;
    padding-bottom: 4px;
}

.pb-reliable-blue   .pb-reliable-big { color: #60a5fa; background-image: linear-gradient(180deg, #60a5fa, #2563eb); }
.pb-reliable-green  .pb-reliable-big { color: #4ade80; background-image: linear-gradient(180deg, #4ade80, #16a34a); }
.pb-reliable-pink   .pb-reliable-big { color: #f472b6; background-image: linear-gradient(180deg, #f472b6, #db2777); }
.pb-reliable-amber  .pb-reliable-big { color: #fbbf24; background-image: linear-gradient(180deg, #fbbf24, #d97706); }

.pb-reliable-sub {
    font-size: .84rem;
    color: #94a3b8;
    font-weight: 500;
    line-height: 1.5;
    letter-spacing: .01em;
}

/* 后置光晕 */
.pb-reliable-pulse {
    position: absolute;
    top: 50%; left: 50%;
    width: 70%; height: 80px;
    background: radial-gradient(ellipse, currentColor, transparent 70%);
    filter: blur(40px);
    opacity: .25;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: -1;
}
.pb-reliable-blue   .pb-reliable-pulse { color: #3b82f6; }
.pb-reliable-green  .pb-reliable-pulse { color: #22c55e; }
.pb-reliable-pink   .pb-reliable-pulse { color: #ec4899; }
.pb-reliable-amber  .pb-reliable-pulse { color: #f59e0b; }

/* —— 分隔条 —— */
.pb-reliable-divider {
    display: flex;
    align-items: center;
    gap: 14px;
    margin: 0 auto 40px;
    max-width: 1100px;
}
.pb-reliable-divider-line {
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(148,163,184,.4), transparent);
}
.pb-reliable-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: #3b82f6;
    box-shadow: 0 0 0 4px rgba(59,130,246,.18), 0 0 14px rgba(59,130,246,.6);
    animation: pbReliableDot 2.4s ease-in-out infinite;
}
@keyframes pbReliableDot {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.25); opacity: .7; }
}

/* —— 底部文案 + 实时跑马灯 —— */
.pb-reliable-foot {
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
}
.pb-reliable-foot-txt {
    font-size: .92rem;
    color: #94a3b8;
    line-height: 1.85;
    margin: 0 0 26px;
}
.pb-reliable-foot-txt strong { color: #f1f5f9; font-weight: 700; }
.pb-reliable-foot-txt a {
    color: #60a5fa;
    text-decoration: none;
    font-weight: 700;
    transition: color .25s ease;
}
.pb-reliable-foot-txt a:hover { color: #93c5fd; }

.pb-reliable-ticker {
    max-width: 1000px;
    margin: 0 auto;
    height: 36px;
    overflow: hidden;
    position: relative;
    border-radius: 18px;
    background: rgba(15,23,42,.5);
    border: 1px solid rgba(148,163,184,.12);
}
.pb-reliable-ticker-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 4px 0;
}
.pb-reliable-ticker-item {
    display: flex; align-items: center; gap: 8px;
    padding: 6px 18px;
    font-size: .76rem;
    color: #cbd5e1;
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity .35s ease, transform .35s ease;
}
.pb-reliable-ticker-item.show { opacity: 1; transform: translateY(0); }
.pb-reliable-ticker-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
    box-shadow: 0 0 0 2px rgba(255,255,255,.08);
}
.pb-reliable-td-green  { background: #22c55e; box-shadow: 0 0 8px #22c55e; }
.pb-reliable-td-blue   { background: #3b82f6; box-shadow: 0 0 8px #3b82f6; }
.pb-reliable-td-amber  { background: #f59e0b; box-shadow: 0 0 8px #f59e0b; }
.pb-reliable-td-pink   { background: #ec4899; box-shadow: 0 0 8px #ec4899; }

/* —— 入场动画 —— */
.pb-animate .pb-reliable-eyebrow,
.pb-animate .pb-reliable .pb-section-title,
.pb-animate .pb-reliable .pb-section-desc { opacity: 0; transform: translateY(20px); }
.pb-visible .pb-reliable-eyebrow { animation: fadeInUp .55s ease-out forwards; }
.pb-visible .pb-reliable .pb-section-title { animation: fadeInUp .55s ease-out .08s forwards; }
.pb-visible .pb-reliable .pb-section-desc { animation: fadeInUp .55s ease-out .16s forwards; }

.pb-animate .pb-reliable-metric { opacity: 0; transform: translateY(30px); }
.pb-visible .pb-reliable-metric { animation: fadeInUp .55s ease-out forwards; }
.pb-visible .pb-reliable-metric:nth-child(1) { animation-delay: .24s; }
.pb-visible .pb-reliable-metric:nth-child(2) { animation-delay: .32s; }
.pb-visible .pb-reliable-metric:nth-child(3) { animation-delay: .40s; }
.pb-visible .pb-reliable-metric:nth-child(4) { animation-delay: .48s; }

.pb-animate .pb-reliable-foot { opacity: 0; }
.pb-visible .pb-reliable-foot { animation: fadeInUp .55s ease-out .6s forwards; }

/* —— 响应式 —— */
@media (max-width: 1024px) {
    .pb-reliable { padding: 80px 0 60px; }
    .pb-reliable-metrics { gap: 14px; }
    .pb-reliable-metric { padding: 22px 10px 18px; }
    .pb-reliable-big { font-size: clamp(2rem, 3.6vw, 2.8rem); }
}
@media (max-width: 768px) {
    .pb-reliable { padding: 70px 0 50px; }
    .pb-reliable-metrics { grid-template-columns: repeat(2, 1fr); gap: 28px 16px; }
    .pb-reliable-metric { padding: 20px 12px 16px; }
    .pb-reliable-metric:not(:last-child)::after { display: none; }
    .pb-reliable-big { font-size: clamp(2rem, 6vw, 2.6rem); }
    .pb-reliable-num { min-height: 52px; }
    .pb-reliable-unit { font-size: .95rem; }
    .pb-reliable-sub { font-size: .8rem; }
    .pb-reliable .pb-section-title { font-size: clamp(1.7rem, 6vw, 2.4rem); }
    .pb-reliable-divider { margin-bottom: 28px; }
}
@media (max-width: 480px) {
    .pb-reliable-metrics { grid-template-columns: 1fr 1fr; gap: 22px 10px; }
    .pb-reliable-metric { padding: 16px 8px 12px; }
    .pb-reliable-big { font-size: clamp(1.8rem, 8vw, 2.2rem); }
    .pb-reliable-pre { font-size: .95rem; }
    .pb-reliable-unit { font-size: .85rem; }
    .pb-reliable-sub { font-size: .74rem; }
    .pb-reliable-num { min-height: 46px; }
}

/* ==================== 营销增长（四通道漏斗 + Canvas 趋势图）==================== */
.pb-growth {
    background: var(--pb-bg-alt);
    position: relative;
    overflow: hidden;
}
.pb-growth::before {
    content: '';
    position: absolute;
    top: -100px; left: 50%;
    transform: translateX(-50%);
    width: 1000px; height: 600px;
    background: radial-gradient(ellipse, rgba(37,99,235,.06), transparent 60%);
    pointer-events: none;
}

.pb-growth .pb-section-header { margin-bottom: 48px; }
.pb-growth-eyebrow {
    display: inline-block;
    font-size: .82rem;
    font-weight: 700;
    color: var(--pb-primary);
    letter-spacing: 3px;
    margin-bottom: 14px;
    padding: 4px 12px;
    background: rgba(37,99,235,.08);
    border-radius: 20px;
}

/* 四通道漏斗 */
.pb-growth-funnel {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin-bottom: 48px;
    position: relative;
}

.pb-growth-card {
    position: relative;
    background: #fff;
    border: 1px solid var(--pb-border);
    border-radius: 18px;
    padding: 24px 22px 18px;
    cursor: pointer;
    transition: all .35s cubic-bezier(.22,.9,.35,1.05);
    outline: none;
    overflow: hidden;
}
.pb-growth-card::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--pb-growth-color, var(--pb-primary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .5s ease;
}
.pb-growth-card:hover, .pb-growth-card.hover, .pb-growth-card:focus-visible {
    transform: translateY(-6px);
    border-color: var(--pb-growth-color, var(--pb-primary));
    box-shadow: 0 16px 40px -8px rgba(15,23,42,.12), 0 0 0 1px var(--pb-growth-color, var(--pb-primary));
}
.pb-growth-card:hover::after, .pb-growth-card.hover::after { transform: scaleX(1); }

.pb-growth-pink   { --pb-growth-color: #ec4899; --pb-growth-soft: rgba(236,72,153,.1); }
.pb-growth-blue   { --pb-growth-color: #3b82f6; --pb-growth-soft: rgba(59,130,246,.1); }
.pb-growth-purple { --pb-growth-color: #a855f7; --pb-growth-soft: rgba(168,85,247,.1); }
.pb-growth-gold   { --pb-growth-color: #d97706; --pb-growth-soft: rgba(217,119,6,.1); }

.pb-growth-card-head {
    display: flex; align-items: center; gap: 10px;
    margin-bottom: 14px;
}
.pb-growth-icon {
    width: 38px; height: 38px;
    border-radius: 10px;
    background: var(--pb-growth-soft);
    color: var(--pb-growth-color);
    display: flex; align-items: center; justify-content: center;
    font-size: 1rem;
    transition: transform .35s cubic-bezier(.22,.9,.35,1.2);
}
.pb-growth-card:hover .pb-growth-icon { transform: scale(1.1) rotate(-6deg); }
.pb-growth-name {
    font-size: .98rem;
    font-weight: 800;
    color: var(--pb-text);
    flex: 1;
    min-width: 0;
}

.pb-growth-metric {
    display: flex;
    align-items: baseline;
    gap: 6px;
    margin-bottom: 8px;
}
.pb-growth-num {
    font-size: 1.85rem;
    font-weight: 900;
    color: var(--pb-growth-color);
    line-height: 1;
    letter-spacing: -.02em;
    font-variant-numeric: tabular-nums;
}
.pb-growth-unit {
    font-size: .72rem;
    color: var(--pb-text-secondary);
    font-weight: 600;
}

.pb-growth-desc {
    font-size: .82rem;
    color: var(--pb-text-secondary);
    line-height: 1.6;
    margin-bottom: 14px;
    min-height: 38px;
}

.pb-growth-steps {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 14px;
}
.pb-growth-step {
    display: inline-flex; align-items: center; gap: 4px;
    font-size: .68rem;
    color: #94a3b8;
    background: #f1f5f9;
    padding: 3px 8px;
    border-radius: 8px;
    font-weight: 600;
    transition: all .3s ease;
}
.pb-growth-step i {
    width: 5px; height: 5px;
    background: #cbd5e1;
    border-radius: 50%;
    display: inline-block;
    transition: all .3s ease;
}
.pb-growth-step.active {
    color: var(--pb-text);
    background: var(--pb-growth-soft);
}
.pb-growth-step.active i {
    background: var(--pb-growth-color);
    box-shadow: 0 0 0 3px rgba(255,255,255,1), 0 0 0 4px var(--pb-growth-color);
    animation: pbStepDot 1.4s ease-in-out infinite;
}
@keyframes pbStepDot {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.4); }
}

.pb-growth-graph {
    height: 64px;
    background: linear-gradient(180deg, transparent, var(--pb-growth-soft));
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}
.pb-growth-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

/* 底部统计汇总 */
.pb-growth-summary {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    padding: 28px 32px;
    background: linear-gradient(135deg, #0f172a, #1e293b);
    border-radius: 18px;
    box-shadow: 0 18px 40px rgba(15,23,42,.18);
    position: relative;
    overflow: hidden;
}
.pb-growth-summary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 0%, rgba(37,99,235,.18), transparent 50%);
    pointer-events: none;
}
.pb-growth-sum-item {
    text-align: center;
    position: relative;
    z-index: 1;
}
.pb-growth-sum-num {
    font-size: 2rem;
    font-weight: 900;
    color: #fff;
    line-height: 1.1;
    font-variant-numeric: tabular-nums;
    background: linear-gradient(135deg, #fff 0%, #93c5fd 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 4px;
}
.pb-growth-sum-label {
    font-size: .82rem;
    color: #94a3b8;
    font-weight: 600;
}

/* 入场动画 */
.pb-animate .pb-growth-funnel {
    opacity: 0;
    transform: translateY(20px);
}
.pb-visible .pb-growth-funnel { animation: fadeInUp .55s ease-out forwards; }

.pb-animate .pb-growth-card {
    opacity: 0;
    transform: translateY(30px);
}
.pb-visible .pb-growth-card {
    animation: fadeInUp .55s ease-out forwards;
}
.pb-visible .pb-growth-card:nth-child(1) { animation-delay: .05s; }
.pb-visible .pb-growth-card:nth-child(2) { animation-delay: .15s; }
.pb-visible .pb-growth-card:nth-child(3) { animation-delay: .25s; }
.pb-visible .pb-growth-card:nth-child(4) { animation-delay: .35s; }

.pb-animate .pb-growth-summary { opacity: 0; transform: translateY(20px); }
.pb-visible .pb-growth-summary { animation: fadeInUp .55s ease-out .45s forwards; }

/* 响应式 */
@media (max-width: 1024px) {
    .pb-growth-funnel { grid-template-columns: repeat(2, 1fr); }
    .pb-growth-summary { grid-template-columns: repeat(2, 1fr); gap: 22px; padding: 24px; }
}
@media (max-width: 768px) {
    .pb-growth-funnel { grid-template-columns: 1fr; }
    .pb-growth-summary { grid-template-columns: repeat(2, 1fr); gap: 18px; padding: 22px 18px; }
    .pb-growth-sum-num { font-size: 1.6rem; }
    .pb-growth-num { font-size: 1.6rem; }
}
@media (max-width: 480px) {
    .pb-growth-summary { grid-template-columns: 1fr 1fr; gap: 14px; }
    .pb-growth-sum-num { font-size: 1.4rem; }
}

/* ==================== 真实的一天（时间线轮播）==================== */
.pb-timeline { background: #fff; }
.pb-timeline .pb-section-header { margin-bottom: 48px; }
.pb-timeline-eyebrow {
    display: inline-block;
    font-size: .82rem;
    font-weight: 700;
    color: var(--pb-primary);
    letter-spacing: 3px;
    margin-bottom: 18px;
}

/* —— 时间刻度轨道 —— */
.pb-timeline-track {
    position: relative;
    max-width: 1000px;
    margin: 0 auto 40px;
    padding: 0 8px;
}
.pb-timeline-progress {
    position: relative;
    height: 36px;
    margin-bottom: 12px;
}
.pb-timeline-progress-bar {
    position: absolute;
    top: 50%; left: 0;
    transform: translateY(-50%);
    height: 3px;
    width: 0%;
    background: linear-gradient(90deg, var(--pb-primary), var(--pb-accent));
    border-radius: 2px;
    box-shadow: 0 0 12px rgba(37,99,235,.35);
    will-change: width;
}
.pb-timeline-markers {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    display: grid;
    grid-template-columns: repeat(var(--pb-timeline-count, 6), 1fr);
    z-index: 2;
}
.pb-timeline-marker {
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    user-select: none;
    outline: none;
}
.pb-timeline-marker-dot {
    width: 16px; height: 16px;
    border-radius: 50%;
    background: #fff;
    border: 2.5px solid var(--pb-border);
    transition: all .35s ease;
    flex-shrink: 0;
}
.pb-timeline-marker:hover .pb-timeline-marker-dot { border-color: var(--pb-primary); }
.pb-timeline-marker.active .pb-timeline-marker-dot {
    background: var(--pb-primary);
    border-color: var(--pb-primary);
    transform: scale(1.25);
    box-shadow: 0 0 0 6px rgba(37,99,235,.12), 0 0 0 12px rgba(37,99,235,.05);
}
.pb-timeline-marker.active .pb-timeline-marker-dot::after {
    content: '';
    position: absolute; inset: -2px;
    border-radius: 50%;
    border: 2px solid var(--pb-primary);
    opacity: .55;
    animation: pbMarkerPulse 1.8s ease-out infinite;
}
@keyframes pbMarkerPulse {
    0% { transform: scale(1); opacity: .55; }
    100% { transform: scale(2.1); opacity: 0; }
}
.pb-timeline-times {
    display: grid;
    grid-template-columns: repeat(var(--pb-timeline-count, 6), 1fr);
    text-align: center;
}
.pb-timeline-time {
    font-size: .92rem;
    font-weight: 600;
    color: #94a3b8;
    cursor: pointer;
    user-select: none;
    transition: color .35s ease, font-weight .35s ease;
}
.pb-timeline-time:hover { color: var(--pb-text); }
.pb-timeline-time.active {
    color: var(--pb-text);
    font-weight: 800;
}

/* —— 内容切换舞台 —— */
.pb-timeline-stage {
    position: relative;
    min-height: 360px;
    margin-top: 50px;
}
.pb-timeline-slide {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    text-align: center;
    padding: 0 20px;
    opacity: 0;
    transform: translateY(18px);
    transition: opacity .55s ease, transform .55s cubic-bezier(.22,.9,.35,1.05);
    pointer-events: none;
}
.pb-timeline-slide.active {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.pb-timeline-slide-icon {
    width: 64px; height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(37,99,235,.1), rgba(16,185,129,.1));
    color: var(--pb-primary);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.6rem;
    margin-bottom: 22px;
    box-shadow: 0 8px 20px rgba(37,99,235,.12);
    animation: pbIconBob 4s ease-in-out infinite;
}
@keyframes pbIconBob {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}
.pb-tone-dawn  .pb-timeline-slide-icon { background: linear-gradient(135deg, #fef3c7, #fde68a); color: #d97706; box-shadow: 0 8px 20px rgba(217,119,6,.15); }
.pb-tone-noon  .pb-timeline-slide-icon { background: linear-gradient(135deg, #dbeafe, #bfdbfe); color: #2563eb; box-shadow: 0 8px 20px rgba(37,99,235,.15); }
.pb-tone-tea   .pb-timeline-slide-icon { background: linear-gradient(135deg, #fce7f3, #fbcfe8); color: #db2777; box-shadow: 0 8px 20px rgba(219,39,119,.15); }
.pb-tone-dusk  .pb-timeline-slide-icon { background: linear-gradient(135deg, #fed7aa, #fdba74); color: #ea580c; box-shadow: 0 8px 20px rgba(234,88,12,.15); }
.pb-tone-night .pb-timeline-slide-icon { background: linear-gradient(135deg, #c7d2fe, #a5b4fc); color: #4f46e5; box-shadow: 0 8px 20px rgba(79,70,229,.15); }
.pb-tone-close .pb-timeline-slide-icon { background: linear-gradient(135deg, #e0e7ff, #c7d2fe); color: #4338ca; box-shadow: 0 8px 20px rgba(67,56,202,.15); }

.pb-timeline-slide-time {
    font-size: clamp(3rem, 7vw, 5rem);
    font-weight: 900;
    color: var(--pb-text);
    line-height: 1;
    letter-spacing: -.02em;
    margin-bottom: 18px;
    background: linear-gradient(135deg, var(--pb-text) 0%, var(--pb-primary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.pb-timeline-slide-title {
    font-size: clamp(1.2rem, 2.4vw, 1.55rem);
    font-weight: 800;
    color: var(--pb-text);
    margin: 0 0 16px;
    line-height: 1.4;
}
.pb-timeline-slide-desc {
    font-size: clamp(.95rem, 1.2vw, 1.05rem);
    color: var(--pb-text-secondary);
    line-height: 1.85;
    max-width: 720px;
    margin: 0;
}
.pb-timeline-slide-desc strong {
    color: var(--pb-text);
    font-weight: 700;
    background: linear-gradient(180deg, transparent 65%, rgba(37,99,235,.18) 65%);
    padding: 0 2px;
}

/* 滚动入场动画（对容器整体做入场，slide 显示状态交由轮播逻辑管理，避免空白） */
.pb-animate .pb-timeline-track,
.pb-animate .pb-timeline-stage {
    opacity: 0;
    transform: translateY(20px);
}
.pb-visible .pb-timeline-track {
    animation: fadeInUp .55s ease-out forwards;
}
.pb-visible .pb-timeline-stage {
    animation: fadeInUp .55s ease-out .1s forwards;
}

/* —— 响应式 —— */
@media (max-width: 1024px) {
    .pb-timeline-track { max-width: 900px; }
    .pb-timeline-stage { min-height: 340px; }
}
@media (max-width: 768px) {
    .pb-timeline .pb-section-header { margin-bottom: 40px; }
    .pb-timeline-track { max-width: 100%; padding: 0; }
    .pb-timeline-progress { margin-bottom: 22px; }
    .pb-timeline-marker-time { font-size: .8rem; }
    .pb-timeline-marker.active .pb-timeline-marker-time { font-size: .82rem; }
    .pb-timeline-marker-dot { width: 14px; height: 14px; margin-top: -32px; }
    .pb-timeline-stage { min-height: 380px; margin-top: 36px; }
    .pb-timeline-slide-icon { width: 52px; height: 52px; font-size: 1.3rem; margin-bottom: 16px; }
}
@media (max-width: 480px) {
    .pb-timeline-marker-time { font-size: .72rem; }
    .pb-timeline-marker.active .pb-timeline-marker-time { font-size: .76rem; }
    .pb-timeline-stage { min-height: 420px; }
    .pb-timeline-slide-desc { font-size: .92rem; }
}