/* 主题变量 */
:root {
    --bg-dark: #0f1220;
    --bg-darker: #0a0d18;
    --text: #e8ecff;
    --muted: #9aa3b2;
    --card-grad-1: linear-gradient(180deg, #ff4d6d 0%, #7a4dff 40%, #17b0ff 100%);
    --card-grad-2: linear-gradient(180deg, #ff6a3d 0%, #ff2fb3 35%, #1da1ff 100%);
    --card-grad-3: linear-gradient(180deg, #ff3c6e 0%, #ff4fd8 35%, #1ed1ff 100%);
    --accent-pink: #ff2fb3;
    --accent-blue: #17b0ff;
    --accent-cyan: #23d5ff;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
    --container: 1200px;
    /* 菜单按钮（移动端）纯色背景变量：深色系 */
    --menu-toggle-bg: #1a2140;
    --menu-toggle-bg-hover: #252b52;
    --menu-toggle-border: rgba(255, 255, 255, 0.14);
    /* 发展历程（时间线）布局变量 */
    --rm-rail-x: 28px; /* 竖向主线相对容器左侧的偏移 */
    --rm-dot: 12px; /* 节点尺寸 */
    --rm-gap-y: 22px; /* 条目上下间距 */
    --rm-indent: 72px; /* 条目左侧缩进，需 >= 轨道位置 + 点半径 + 文案间距 */
    --rm-card-bg: #151a2b; /* 深色背景上的轻卡片底 */
    --rm-card-border: rgba(255, 255, 255, 0.06);
    --rm-card-pad-x: 18px; /* 里程碑卡片左右内边距 */
    --brand-logo-size: 50px; /* 顶部导航 Logo 高度 */
    /* 头部高度：logo行 + 子导航行（子导航上下内边距 10*2 + 行高约32 + 间距6） */
    --header-h: calc(var(--brand-logo-size) + 36px + 10px + 32px + 6px);
}

* {
    box-sizing: border-box;
}
html,
body {
    height: 100%;
}
body {
    margin: 0;
    /* 纯系统字体栈（中英混排兼容） */
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans CJK SC', 'Source Han Sans SC', Arial, sans-serif;
    color: var(--text);
    background: var(--bg-darker);
    line-height: 1.6;
}

/* 固定头部后，为页面内容预留顶部空间，防止被遮挡 */
body {
    padding-top: var(--header-h);
}

.container {
    width: min(var(--container), calc(100% - 64px));
    margin: 0 auto;
}

/* 顶部导航 */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    background: rgba(10, 13, 24, 0.6);
    backdrop-filter: saturate(150%) blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.site-header .nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 0 10px; /* 与子导航衔接 */
}
.menu-toggle {
    display: none;
    position: relative;
    width: 44px;
    height: 40px;
    border: 1px solid var(--menu-toggle-border);
    background: var(--menu-toggle-bg); /* 改为纯色背景 */
    border-radius: 8px;
    cursor: pointer;
    z-index: 60; /* 确保覆盖下方内容 */
    /* 图标在按钮内水平垂直居中 */
    align-items: center;
    justify-content: center;
}
.menu-toggle:hover {
    background: var(--menu-toggle-bg-hover);
    border-color: var(--menu-toggle-border);
}
.menu-toggle img {
    display: block;
    width: 22px;
    height: 22px;
    object-fit: contain;
    margin: 0 auto;
    filter: drop-shadow(0 0 0 transparent);
}
.menu-toggle:focus-visible {
    outline: 2px solid #fff;
    outline-offset: 2px;
}
.site-header .logo {
    display: inline-flex;
    align-items: center;
}
.site-header .logo img {
    display: block;
    height: var(--brand-logo-size);
    width: auto;
}
.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
}
.brand .logo {
    display: inline-flex;
    width: 28px;
    height: 28px;
    align-items: center;
    justify-content: center;
    background: #fff2;
    color: #fff;
    border-radius: 6px;
    font-size: 14px;
}
.brand .brand-text {
    letter-spacing: 0.5px;
}
/* 头部内的页面子导航：可换行、横向流式排布 */
.subnav {
    position: static; /* 作为头部内部的普通块 */
    z-index: 40;
    background: rgba(10, 13, 24, 0.6);
    backdrop-filter: saturate(150%) blur(10px);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.subnav .container {
    padding: 10px 0;
}
.subnav .links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.subnav a {
    display: inline-flex;
    align-items: center;
    height: 32px;
    padding: 0 12px;
    border-radius: 999px;
    color: var(--text);
    text-decoration: none;
    font-size: 13px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    background: rgba(255, 255, 255, 0.04);
}
.subnav a:hover {
    border-color: rgba(255, 255, 255, 0.22);
    background: rgba(255, 255, 255, 0.06);
}
.subnav a.active {
    color: #0b0e19;
    border: 0;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}

/* 键盘可访问性：清晰的焦点可视样式 */
.subnav a:focus-visible {
    outline: 2px solid #fff;
    outline-offset: 2px;
}
.subnav a.active:focus-visible {
    outline-color: rgba(10, 14, 25, 0.9);
}

/* 锚点平滑滚动时的顶端偏移，避免被固定头部遮挡 */
section[id] {
    /* 为固定头部 + 子导航预留滚动偏移 */
    /* 为固定头部预留滚动偏移（头部高度变量已含子导航高度） */
    scroll-margin-top: calc(var(--header-h) + 12px);
}

/* 响应式：窄屏显示菜单按钮，子导航折叠为下拉 */
@media (max-width: 1100px) {
    .menu-toggle {
        display: flex;
    }
    .subnav {
        border-top: 1px solid rgba(255, 255, 255, 0.06);
    }
    .subnav .container {
        padding: 0;
    }
    .subnav .links {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 8px;
        padding: 10px 0 12px;
    }
    /* 折叠动画容器 */
    #site-subnav {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.25s ease;
    }
    #site-subnav.open {
        max-height: 70vh;
        overflow: auto;
    }
}

/* 奖励机制 */
.rewards {
    position: relative;
    isolation: isolate;
    background: radial-gradient(900px 480px at 12% -10%, rgba(35, 213, 255, 0.14), transparent 60%), radial-gradient(760px 420px at 88% 110%, rgba(255, 47, 179, 0.12), transparent 60%), var(--bg-dark);
    color: var(--text);
    padding: 64px 0 72px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.rewards .bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    background: radial-gradient(closest-side, rgba(106, 90, 205, 0.12), transparent 70%) 18% 22% / 420px 420px no-repeat, radial-gradient(closest-side, rgba(23, 176, 255, 0.12), transparent 70%) 80% 18% / 520px 520px no-repeat;
    filter: blur(3px) saturate(115%);
}
.rewards .section-head.dark {
    text-align: center;
    margin-bottom: 18px;
}
.rewards .section-head.dark h3 {
    margin: 0 0 10px;
    font-size: 30px;
    font-weight: 800;
}
.rewards .section-head.dark .bar {
    display: inline-block;
    width: 120px;
    height: 6px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
.rewards .section-head.dark .lead {
    margin: 10px auto 0;
    max-width: 900px;
    color: #c2cae0;
    font-size: 14px;
    line-height: 1.9;
}
.reward-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}
.reward {
    position: relative;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.26);
    padding: 24px 22px;
    min-height: 128px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}
.reward::before {
    /* 顶部彩条 */
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
.reward h5 {
    margin: 0;
    font-size: 20px;
    line-height: 1.35;
    font-weight: 800;
    letter-spacing: 0.2px;
}
.reward p {
    margin: 0;
    color: #cbd4ea;
    font-size: 14px;
    line-height: 1.9;
}
.reward:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.34);
    border-color: rgba(255, 255, 255, 0.14);
}

.reward-note {
    margin-top: 18px;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.26);
    padding: 16px 18px;
}
.reward-note .note-head {
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 0.2px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 0 0 6px;
    color: var(--text);
}
.reward-note .note-head::before {
    content: '';
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.1);
}
.reward-note p {
    margin: 0;
    color: #cbd4ea;
    font-size: 13px;
    line-height: 1.9;
}

/* 奖励卡响应式：3 -> 2 -> 1 列 */
@media (max-width: 1100px) {
    .reward-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 560px) {
    .rewards {
        padding: 52px 0 60px;
    }
    .rewards .section-head.dark h3 {
        font-size: 26px;
    }
    .reward-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

/* 首屏 */
.hero {
    position: relative;
    z-index: 0;
    isolation: isolate;
    background: radial-gradient(1000px 600px at -10% 10%, #3a2b61 0%, #0b0e19 60%, #0b0e19 100%), var(--bg-dark);
    overflow: hidden;
}
.hero-bg .swoosh {
    position: absolute;
    inset: -10% -10% auto -10%;
    height: 520px;
    background: conic-gradient(from 200deg at 70% 40%, #4cc9f0, #4361ee, #ef476f, #ffd166 75%, #4cc9f0 100%);
    filter: blur(12px) saturate(130%);
    transform: translateY(20px) rotate(-10deg);
    border-bottom-left-radius: 60px;
    border-bottom-right-radius: 60px;
}
.hero .hero-content {
    position: relative;
    display: flex;
    align-items: center;
    gap: 80px;
    padding: 64px 0 88px;
}
.hero-left {
    flex: 1 1 55%;
}
.hero-left h1 {
    margin: 0 0 10px;
    font-size: 48px;
    font-weight: 800;
    letter-spacing: 0.5px;
}
.hero-left h2 {
    margin: 0 0 16px;
    font-size: 28px;
    font-weight: 700;
    opacity: 0.95;
}
.hero-left .sub {
    margin: 8px 0 0;
    color: #c7cfe1;
    font-size: 14px;
}

.hero-right {
    flex: 1 1 45%;
    display: flex;
    justify-content: center;
}
.hero-right .hero-art {
    display: block;
    width: 100%;
    max-width: 520px;
    height: auto;
    border-radius: 18px;
    box-shadow: var(--shadow);
}

/* 说明区 */
.intro {
    background: #fff;
    color: #26293a;
    padding: 68px 0 16px;
    position: relative;
}
.intro .intro-wrap {
    position: relative;
    display: grid;
    grid-template-columns: 1fr minmax(0, 640px) 1fr;
    align-items: start;
    gap: 24px;
}
.intro h3 {
    text-align: center;
    margin: 0 0 14px;
    font-size: 22px;
    color: #26293a;
}
.intro p {
    margin: 8px 0;
    color: #6a6f7f;
    font-size: 13px;
    text-align: center;
}
.intro .intro-main {
    grid-column: 2/3;
}

.intro-side {
    /* 将左右侧从装饰块改为内容容器 */
    height: auto;
    background: transparent;
    border: 0;
    box-shadow: none;
}
.left-asset {
    justify-self: start;
    width: 360px;
}
.right-asset {
    justify-self: end;
    width: 360px;
}

/* intro 奖励机制列表 */
.intro .rewards {
    list-style: none;
    margin: 12px 0 8px;
    padding: 0;
    /* 去掉最大宽度限制，便于左右列使用 */
}
.intro .rewards li {
    background: #f7f9fc;
    border: 1px solid #e6ebf3;
    border-radius: 12px;
    padding: 14px 16px;
    margin: 10px 0;
    box-shadow: 0 10px 22px rgba(20, 16, 40, 0.06);
}
.intro .rewards h4 {
    margin: 0;
    font-size: 15px;
    color: #2a2f44;
    text-align: center;
}
.intro .rewards li p {
    text-align: left;
    margin: 8px 0 0;
    color: #6a6f7f;
    font-size: 13px;
}

/* 三张卡片 */
.features {
    background: #fff;
    padding: 8px 0 80px;
}
.cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.card {
    position: relative;
    border-radius: 18px;
    box-shadow: 0 18px 40px rgba(35, 24, 67, 0.12);
    background: var(--card-grad-1);
    color: #fff;
    padding: 28px 22px 60px;
    overflow: hidden;
}
.card:nth-child(2) {
    background: var(--card-grad-2);
}
.card:nth-child(3) {
    background: var(--card-grad-3);
}
.card .icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    background: #ffffff26;
    margin-bottom: 14px;
}
.card h4 {
    margin: 0 0 12px;
    font-size: 18px;
    line-height: 1.35;
    font-weight: 700;
}
.card p {
    margin: 0;
    font-size: 13px;
    opacity: 0.95;
}
.card .dot {
    position: absolute;
    left: 50%;
    bottom: 16px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 3px solid #ffffffcc;
    transform: translateX(-50%);
    background: #ffffff22;
    box-shadow: inset 0 0 0 4px #ffffff22;
}

/* 合作伙伴关系 */
.partners {
    position: relative;
    isolation: isolate;
    background: radial-gradient(1200px 600px at 80% 10%, #2b1e55 0%, transparent 60%), var(--bg-dark);
    padding: 64px 0 80px;
    overflow: hidden;
}
.partners .bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(closest-side, #6a5acd22, transparent 70%) 10% 20% / 420px 420px no-repeat, radial-gradient(closest-side, #00d4ff22, transparent 70%) 90% 10% / 520px 520px no-repeat, radial-gradient(closest-side, #ff2fb31a, transparent 70%) 50% 90% / 680px 680px no-repeat;
    filter: blur(4px) saturate(120%);
    z-index: -1;
}
.partners .section-head {
    text-align: center;
    margin-bottom: 28px;
}
.partners .section-head h3 {
    margin: 0 0 8px;
    font-size: 28px;
}
.markets .bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    background: radial-gradient(closest-side, rgba(35, 213, 255, 0.18), transparent 70%) 12% 20% / 460px 460px no-repeat, radial-gradient(closest-side, rgba(255, 47, 179, 0.16), transparent 70%) 88% 14% / 520px 520px no-repeat, radial-gradient(closest-side, rgba(122, 197, 255, 0.12), transparent 70%) 50% 92% / 720px 720px no-repeat;
    filter: blur(4px) saturate(115%);
}
.markets .section-head.dark {
    text-align: center;
    margin-bottom: 18px;
}
.markets .section-head.dark h3 {
    margin: 0 0 10px;
    font-size: 30px;
    font-weight: 800;
}
.markets .section-head.dark .bar {
    display: inline-block;
    width: 120px;
    height: 6px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
.market-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}
.market-card {
    background: #ffffff;
    color: #232642;
    border: 1px solid #e6eaf3;
    border-radius: 14px;
    padding: 16px 18px;
    box-shadow: 0 12px 24px rgba(20, 16, 40, 0.16);
    position: relative;
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.market-card::before {
    /* 顶部彩色渐变条 */
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
.market-card::after {
    /* 角落柔光点缀 */
    content: '';
    position: absolute;
    right: -40px;
    bottom: -40px;
    width: 160px;
    height: 160px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(23, 176, 255, 0.16), transparent 60%);
    pointer-events: none;
}
.market-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 18px 34px rgba(20, 16, 40, 0.22);
    border-color: #dde3ef;
}
.market-card .title {
    display: flex;
    align-items: baseline;
    gap: 10px;
}
.market-card .title {
    display: flex;
    align-items: baseline;
    gap: 10px;
}
.market-card .tag {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 26px;
    padding: 0 10px;
    border-radius: 999px;
    font-weight: 800;
    font-size: 12px;
    color: #ffffff;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
    box-shadow: inset 0 0 0 3px #ffffff22;
}
.market-card h5 {
    margin: 0;
    font-size: 16px;
    font-weight: 800;
}
.market-card p {
    margin: 10px 0 0;
    color: #47506b;
    font-size: 14px;
    line-height: 1.7;
}

/* 区域主题：不同渐变条与柔光色调 */
.market-card.me::before {
    /* 中东 */
    background: linear-gradient(90deg, #23d5ff, #ff77cf);
}
.market-card.me::after {
    background: radial-gradient(circle, rgba(255, 119, 207, 0.18), transparent 60%);
}
.market-card.eu::before {
    /* 欧洲 */
    background: linear-gradient(90deg, #6ad8ff, #6a5acd);
}
.market-card.eu::after {
    background: radial-gradient(circle, rgba(106, 90, 205, 0.16), transparent 60%);
}
.market-card.asia::before {
    /* 亚洲 */
    background: linear-gradient(90deg, #00d4ff, #00ffa3);
}
.market-card.asia::after {
    background: radial-gradient(circle, rgba(0, 255, 163, 0.18), transparent 60%);
}
.market-card.africa::before {
    /* 非洲 */
    background: linear-gradient(90deg, #ffb86c, #ff4d6d);
}
.market-card.africa::after {
    background: radial-gradient(circle, rgba(255, 74, 109, 0.18), transparent 60%);
}

@media (max-width: 1100px) {
    .market-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 560px) {
    .markets {
        padding: 48px 0 60px;
    }
    .market-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

/* 核心优势（与整体深色风格和谐的玻璃卡片 + 中心立轴） */
.advantages {
    position: relative;
    isolation: isolate;
    background: radial-gradient(1000px 520px at 85% -12%, rgba(35, 213, 255, 0.14), transparent 60%), radial-gradient(820px 460px at 12% 115%, rgba(255, 47, 179, 0.12), transparent 60%), var(--bg-dark);
    color: var(--text);
    padding: 68px 0 88px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.advantages .bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(closest-side, rgba(106, 90, 205, 0.12), transparent 70%) 12% 18% / 420px 420px no-repeat, radial-gradient(closest-side, rgba(0, 212, 255, 0.12), transparent 70%) 88% 12% / 520px 520px no-repeat;
    filter: blur(2px) saturate(115%);
    z-index: -1;
}
.advantages .section-head.dark {
    text-align: center;
    margin-bottom: 8px;
}
.advantages .section-head.dark h3 {
    margin: 0 0 10px;
    font-size: 32px;
    font-weight: 800;
}
.advantages .section-head.dark .bar {
    display: inline-block;
    width: 120px;
    height: 6px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
.advantages .section-head.dark .lead {
    margin: 10px auto 0;
    max-width: 860px;
    color: #c2cae0;
    font-size: 14px;
    line-height: 1.9;
}
.adv-grid {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: 80px;
    row-gap: 28px;
    margin-top: 18px;
}
.adv-grid::before {
    /* 中心立轴 */
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 1.5px;
    transform: translateX(-50%);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.32), rgba(255, 255, 255, 0.12));
    box-shadow: 0 0 18px rgba(255, 255, 255, 0.08);
}
.adv {
    position: relative;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.26);
    padding: 18px 20px 18px;
    overflow: hidden;
    transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}
.adv:nth-child(odd) {
    grid-column: 1;
}
.adv:nth-child(even) {
    grid-column: 2;
}
.adv:nth-child(odd)::after,
.adv:nth-child(even)::after {
    /* 连接中心立轴的短线（与 column-gap 一致的一半） */
    content: '';
    position: absolute;
    top: 36px;
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
.adv:nth-child(odd)::after {
    right: -40px;
}
.adv:nth-child(even)::after {
    left: -40px;
}
.adv::before {
    /* 渐变序号水印 */
    content: attr(data-idx);
    position: absolute;
    top: -14px;
    right: 12px;
    font-weight: 800;
    font-size: 76px;
    line-height: 1;
    background: linear-gradient(180deg, rgba(35, 213, 255, 0.35), rgba(255, 47, 179, 0.35));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    opacity: 0.12;
    pointer-events: none;
}
.adv h5 {
    margin: 0 0 10px;
    font-size: 18px;
    font-weight: 800;
}
.adv p {
    margin: 0;
    color: #cbd4ea;
    font-size: 14px;
    line-height: 1.9;
}
.adv:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.34);
    border-color: rgba(255, 255, 255, 0.14);
}

/* 三卡差异化：连接线颜色和悬浮光晕 */
.adv.a1:nth-child(odd)::after,
.adv.a1:nth-child(even)::after {
    background: linear-gradient(90deg, #23d5ff, #ff77cf);
}
.adv.a2:nth-child(odd)::after,
.adv.a2:nth-child(even)::after {
    background: linear-gradient(90deg, #6ad8ff, #6a5acd);
}
.adv.a3:nth-child(odd)::after,
.adv.a3:nth-child(even)::after {
    background: linear-gradient(90deg, #ffb86c, #ff4d6d);
}
.adv.a1:hover {
    box-shadow: 0 18px 34px rgba(35, 213, 255, 0.25), 0 18px 34px rgba(255, 119, 207, 0.18);
}
.adv.a2:hover {
    box-shadow: 0 18px 34px rgba(106, 90, 205, 0.25), 0 18px 34px rgba(106, 208, 255, 0.18);
}
.adv.a3:hover {
    box-shadow: 0 18px 34px rgba(255, 184, 108, 0.25), 0 18px 34px rgba(255, 77, 109, 0.18);
}

@media (max-width: 1100px) {
    .adv-grid {
        grid-template-columns: 1fr;
        column-gap: 0;
        row-gap: 16px;
    }
    .adv-grid::before {
        display: none;
    }
    .adv,
    .adv:nth-child(odd),
    .adv:nth-child(even) {
        grid-column: 1;
    }
    .adv::after {
        display: none;
    }
}

/* 新的合作伙伴内容展示 */
.partner-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}
.coverage h4 {
    margin: 0 0 12px;
    font-size: 20px;
    font-weight: 800;
}
.coverage .chips {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.coverage .chip {
    display: inline-flex;
    align-items: center;
    height: 28px;
    padding: 0 12px;
    border-radius: 999px;
    background: #ffffff;
    color: #1f2440;
    border: 1px solid #e6eaf3;
    font-size: 13px;
}
.coverage .chip.continent {
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
    color: #fff;
    border: 0;
}
.partner-blocks {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 22px;
}
.partner-blocks .block {
    background: #ffffff;
    color: #232642;
    border: 1px solid #e6eaf3;
    border-radius: 14px;
    padding: 16px 18px;
    box-shadow: 0 12px 24px rgba(20, 16, 40, 0.16);
}
.partner-blocks .block h5 {
    margin: 0 0 10px;
    font-size: 16px;
    font-weight: 800;
}
.partner-blocks .block ul {
    margin: 0;
    padding-left: 18px;
    color: #47506b;
    font-size: 14px;
}
.partner-blocks .block ul li {
    margin: 6px 0;
}

/* 中等屏幕仍保持两列横排 */
@media (max-width: 1100px) {
    .guide-gallery {
        grid-template-columns: 1fr 1fr;
    }
}
/* 小屏改为横向滚动的卡片走马灯，依然横向排列 */
@media (max-width: 640px) {
    .guide {
        padding: 52px 0 60px;
    }
    .guide .section-head.dark h3 {
        font-size: 26px;
    }
    .guide-gallery {
        display: grid;
        grid-auto-flow: column;
        grid-auto-columns: 85%;
        grid-template-columns: none;
        overflow-x: auto;
        gap: 16px;
        padding-bottom: 8px;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
    }
    .guide-shot {
        scroll-snap-align: start;
    }
}

/* 操作指南 */
.guide {
    position: relative;
    isolation: isolate;
    background: radial-gradient(1000px 520px at 85% -12%, rgba(35, 213, 255, 0.14), transparent 60%), radial-gradient(820px 460px at 12% 115%, rgba(255, 47, 179, 0.12), transparent 60%), var(--bg-dark);
    color: var(--text);
    padding: 64px 0 72px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.guide .bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    background: radial-gradient(closest-side, rgba(106, 90, 205, 0.12), transparent 70%) 12% 18% / 420px 420px no-repeat, radial-gradient(closest-side, rgba(0, 212, 255, 0.12), transparent 70%) 88% 12% / 520px 520px no-repeat;
    filter: blur(2px) saturate(115%);
}
.guide .section-head.dark {
    text-align: center;
    margin-bottom: 18px;
}
.guide .section-head.dark h3 {
    margin: 0 0 10px;
    font-size: 30px;
    font-weight: 800;
}
.guide .section-head.dark .bar {
    display: inline-block;
    width: 120px;
    height: 6px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
/* 操作指南画廊：两图布局（基础样式） */
.guide-gallery {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 22px;
}
.guide-shot {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.26);
    overflow: hidden;
    transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}
.guide-shot .pic {
    position: relative;
    width: 100%;
    /* 竖图需完整展示：取消固定比例，使用自适应高度，并在容器内居中 */
    display: flex;
    align-items: center;
    justify-content: center;
    background: repeating-linear-gradient(45deg, #223 0 10px, #1a1f33 10px 20px);
    padding: 10px;
}
.guide-shot img {
    position: static;
    width: auto;
    max-width: 100%;
    height: auto;
    object-fit: contain;
    display: block;
}
.guide-shot:hover {
    transform: translateY(-3px);
    border-color: rgba(255, 255, 255, 0.14);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.34);
}
/* 统一可预览图片的交互提示 */
img.preview {
    cursor: zoom-in;
}
.roadmap .section-head.dark {
    text-align: center;
    margin-bottom: 16px;
}
.roadmap .section-head.dark h3 {
    margin: 0 0 10px;
    font-size: 32px;
    font-weight: 800;
    color: var(--text);
}
.roadmap .section-head.dark .bar {
    display: inline-block;
    width: 120px;
    height: 6px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
/* 合法运营承诺 */
.compliance {
    position: relative;
    isolation: isolate;
    background: radial-gradient(1000px 520px at 10% -20%, rgba(106, 90, 205, 0.12), transparent 60%), radial-gradient(880px 520px at 90% 120%, rgba(0, 212, 255, 0.12), transparent 60%), var(--bg-dark);
    color: var(--text);
    padding: 64px 0 72px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.compliance .bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    filter: blur(2px) saturate(115%);
}
.compliance .section-head.dark {
    text-align: center;
    margin-bottom: 20px;
}
.compliance .section-head.dark h3 {
    margin: 0 0 10px;
    font-size: 30px;
    font-weight: 800;
}
.compliance .section-head.dark .bar {
    display: inline-block;
    width: 120px;
    height: 6px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
.compliance .section-head.dark .lead {
    max-width: 900px;
    margin: 10px auto 0;
    opacity: 0.92;
    font-size: 14px;
    line-height: 1.7;
}

.compliance-accordion {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px 22px;
}
details.clause {
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.26);
    overflow: hidden;
}
details.clause > summary {
    list-style: none;
    cursor: pointer;
    padding: 16px 18px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
details.clause > summary::-webkit-details-marker {
    display: none;
}
details.clause > summary::after {
    content: '+';
    font-weight: 900;
    transition: transform 0.2s ease;
}
details.clause[open] > summary::after {
    content: '−';
}
details.clause .content {
    padding: 0 18px 16px;
}
details.clause .content h5 {
    margin: 10px 0 6px;
    font-size: 16px;
    font-weight: 800;
}
details.clause .content p {
    margin: 0 0 8px;
    font-size: 14px;
    opacity: 0.96;
}

@media (max-width: 1100px) {
    .compliance-accordion {
        grid-template-columns: 1fr;
    }
}
@media (max-width: 560px) {
    .compliance {
        padding: 52px 0 60px;
    }
    .compliance .section-head.dark h3 {
        font-size: 26px;
    }
}
.timeline {
    /* 改为单列纵向时间线，居左排布，简化对齐 */
    position: relative;
    padding: 8px 0 8px var(--rm-indent);
}
.timeline .track {
    /* 纵向轨道 */
    position: absolute;
    top: 0;
    bottom: 0;
    left: var(--rm-rail-x);
    width: 2px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.28), rgba(255, 255, 255, 0.12));
    border: none;
    pointer-events: none;
}
.milestones {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--rm-gap-y);
}
.milestones li {
    position: relative;
    padding: 14px 16px 14px 0;
}
.milestones .date {
    position: static;
    transform: none;
    margin: 0 0 6px;
    font-weight: 800;
    font-size: 20px;
    color: var(--accent-pink);
}
.milestones .dot {
    position: absolute;
    top: 26px; /* 与日期文本对齐 */
    /* 将圆点放到时间线轨道位置（容器左侧），避免覆盖文本 */
    left: calc(var(--rm-rail-x) - var(--rm-indent));
    transform: translate(-50%, -50%);
    width: var(--rm-dot);
    height: var(--rm-dot);
    border-radius: 50%;
    background: var(--accent-pink);
    box-shadow: 0 0 0 6px rgba(255, 47, 179, 0.2);
}
.milestones li p {
    position: static;
    transform: none;
    width: auto;
    margin: 0;
    color: #b7c0d1;
    font-size: 14px;
    line-height: 1.7;
    background: transparent;
}
.milestones li.last .arrow {
    display: none; /* 旧布局的指示箭头不再需要 */
}

/* 战略发展阶段 */
.phases {
    background: linear-gradient(180deg, #0f1220, #0b0e19);
    color: var(--text);
    padding: 56px 0 72px;
}
.phases .section-head.dark {
    text-align: center;
    margin-bottom: 18px;
}
.phases .section-head.dark h3 {
    margin: 0 0 10px;
    font-size: 30px;
    font-weight: 800;
}
.phases .section-head.dark .bar {
    display: inline-block;
    width: 120px;
    height: 6px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
.phases .phases-banner {
    display: block;
    width: 100%;
    /* max-width: 920px; */
    height: auto;
    margin: 14px auto 18px;
    border-radius: 12px;
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.28);
}
.phase-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: 1fr;
    gap: 18px;
}
.phase {
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.015));
    padding: 18px 18px 16px 20px;
    box-shadow: 0 14px 28px rgba(0, 0, 0, 0.24);
    overflow: hidden;
}
.phase::before {
    /* 左侧彩条 */
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--accent-blue), var(--accent-pink));
}
.phase-head {
    display: flex;
    align-items: baseline;
    gap: 12px;
    flex-wrap: wrap;
}
.phase-head h4 {
    margin: 0;
    font-size: 18px;
    font-weight: 800;
}
.badge.years {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 28px;
    padding: 0 12px;
    border-radius: 999px;
    font-weight: 800;
    font-size: 13px;
    letter-spacing: 0.2px;
    color: #1a1f33;
    background: linear-gradient(180deg, #6ad8ff, #ff77cf);
    box-shadow: inset 0 0 0 3px #ffffff22;
}
.bullets {
    margin: 10px 0 0 0;
    padding-left: 18px;
    color: #c8d0e0;
    font-size: 14px;
}
.bullets li {
    margin: 6px 0;
}
.phase:hover {
    border-color: rgba(255, 255, 255, 0.12);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    transition: background 0.2s ease, border-color 0.2s ease;
}

/* 资质说明 */
.certs {
    background: linear-gradient(180deg, #0b0e19, #0f1220);
    color: var(--text);
    padding: 56px 0 72px;
}
.certs .section-head.dark {
    text-align: center;
    margin-bottom: 18px;
}
.certs .section-head.dark h3 {
    margin: 0 0 10px;
    font-size: 30px;
    font-weight: 800;
}
.certs .section-head.dark .bar {
    display: inline-block;
    width: 120px;
    height: 6px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
.cert-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}
.cert {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    padding: 14px;
    box-shadow: 0 14px 28px rgba(0, 0, 0, 0.24);
}
.cert .pic {
    position: relative;
    aspect-ratio: 9/12;
    border-radius: 10px;
    overflow: hidden;
    background: repeating-linear-gradient(45deg, #223 0 10px, #1a1f33 10px 20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
}
.cert .pic img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.cert h5 {
    margin: 10px 0 6px;
    font-size: 16px;
    font-weight: 800;
    color: var(--text);
}
.cert p {
    margin: 0;
    font-size: 13px;
    color: #b7c0d1;
}

/* 公司背景 */
.company {
    position: relative;
    isolation: isolate;
    background: radial-gradient(1000px 520px at 85% -12%, rgba(35, 213, 255, 0.14), transparent 60%), radial-gradient(820px 460px at 12% 115%, rgba(255, 47, 179, 0.12), transparent 60%), var(--bg-dark);
    color: var(--text);
    padding: 64px 0 72px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

/* 平台核心优势 */
.p-advantages {
    position: relative;
    isolation: isolate;
    background: radial-gradient(1000px 520px at 15% -12%, rgba(35, 213, 255, 0.14), transparent 60%), radial-gradient(820px 460px at 88% 115%, rgba(255, 47, 179, 0.12), transparent 60%), var(--bg-dark);
    color: var(--text);
    padding: 64px 0 72px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.p-advantages .bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    filter: blur(2px) saturate(115%);
}
.p-advantages .section-head.dark {
    text-align: center;
    margin-bottom: 14px;
}
.p-advantages .section-head.dark h3 {
    margin: 0 0 10px;
    font-size: 30px;
    font-weight: 800;
}
.p-advantages .section-head.dark .bar {
    display: inline-block;
    width: 120px;
    height: 6px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
.p-adv-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 22px;
    margin-top: 6px;
}
.padv {
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.26);
    padding: 16px 18px;
    transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}
.padv h5 {
    margin: 0 0 8px;
    font-size: 18px;
    font-weight: 800;
}
.padv p {
    margin: 0;
    color: #cbd4ea;
    font-size: 14px;
    line-height: 1.9;
}
.padv:hover {
    transform: translateY(-3px);
    border-color: rgba(255, 255, 255, 0.14);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.34);
}

/* 创新优势四要点 */
.innov {
    margin-top: 22px;
}
.innov > h4 {
    margin: 0 0 10px;
    font-size: 20px;
    font-weight: 800;
    text-align: center;
}
.innov-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}
.innov-item {
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    box-shadow: 0 14px 28px rgba(0, 0, 0, 0.24);
    padding: 14px 16px;
}
.innov-item h6 {
    margin: 0 0 6px;
    font-size: 15px;
    font-weight: 800;
}
.innov-item p {
    margin: 0;
    color: #c8d0e0;
    font-size: 13px;
    line-height: 1.8;
}

/* 合作模式强调 */
.coop {
    margin-top: 20px;
}
.coop-inner {
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.025));
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.26);
    padding: 16px 18px;
    text-align: center;
}
.coop-inner .slogan {
    font-weight: 900;
    font-size: 18px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 6px;
}
.coop-inner p {
    margin: 0;
    color: #c7d0e5;
    font-size: 13px;
}

@media (max-width: 1100px) {
    .p-adv-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .innov-grid {
        grid-template-columns: 1fr 1fr;
    }
}
@media (max-width: 640px) {
    .p-advantages {
        padding: 52px 0 60px;
    }
    .innov-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }
}
.company .bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    filter: blur(2px) saturate(115%);
}
.company .section-head.dark {
    text-align: center;
    margin-bottom: 18px;
}
.company .section-head.dark h3 {
    margin: 0 0 10px;
    font-size: 30px;
    font-weight: 800;
}
.company .section-head.dark .bar {
    display: inline-block;
    width: 120px;
    height: 6px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
.company-wrap {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 26px;
    align-items: start;
}
.company .col-text p {
    margin: 0 0 12px;
    color: #cbd4ea;
    line-height: 1.9;
    font-size: 14px;
}
.company .col-side {
    display: grid;
    gap: 16px;
}
.company .facts {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.company .facts .chip {
    display: inline-flex;
    align-items: center;
    height: 28px;
    padding: 0 12px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    background: rgba(255, 255, 255, 0.04);
    font-size: 12px;
}
.company .milestones {
    display: grid;
    gap: 12px;
}
.company .ms {
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
    padding: 14px;
    box-shadow: 0 14px 28px rgba(0, 0, 0, 0.24);
}
.company .ms .date {
    font-weight: 800;
    font-size: 14px;
    margin-bottom: 6px;
    color: #a7b2cc;
}
.company .ms h5 {
    margin: 0 0 6px;
    font-size: 16px;
    font-weight: 800;
}
.company .ms p {
    margin: 0;
    color: #c7d0e5;
    font-size: 13px;
    line-height: 1.7;
}

@media (max-width: 1100px) {
    .company-wrap {
        grid-template-columns: 1fr;
        gap: 18px;
    }
}
@media (max-width: 560px) {
    .company {
        padding: 52px 0 60px;
    }
    .company .section-head.dark h3 {
        font-size: 26px;
    }
}

@media (max-width: 1100px) {
    .cert-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 560px) {
    .certs .section-head.dark h3 {
        font-size: 26px;
    }
    .cert-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

@media (min-width: 1000px) {
    /* 大屏可显示为两列排布（1+2），保持顺序阅读 */
    .phase-list {
        grid-template-columns: 1fr 1fr;
        gap: 22px;
    }
    .phase-list .phase:first-child {
        /* 核心优势 */
        .advantages {
            position: relative;
            isolation: isolate;
            background: radial-gradient(1000px 520px at 85% -12%, rgba(35, 213, 255, 0.14), transparent 60%), radial-gradient(820px 460px at 12% 115%, rgba(255, 47, 179, 0.12), transparent 60%), var(--bg-dark);
            color: var(--text);
            padding: 68px 0 88px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .advantages .bg {
            position: absolute;
            inset: 0;
            background: radial-gradient(closest-side, rgba(106, 90, 205, 0.12), transparent 70%) 12% 18% / 420px 420px no-repeat, radial-gradient(closest-side, rgba(0, 212, 255, 0.12), transparent 70%) 88% 12% / 520px 520px no-repeat;
            filter: blur(2px) saturate(115%);
            z-index: -1;
        }
        .advantages .section-head.dark {
            text-align: center;
            margin-bottom: 8px;
        }
        .advantages .section-head.dark h3 {
            margin: 0 0 10px;
            font-size: 32px;
            font-weight: 800;
        }
        .advantages .section-head.dark .bar {
            display: inline-block;
            width: 120px;
            height: 6px;
            border-radius: 6px;
            background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
        }
        .advantages .section-head.dark .lead {
            margin: 10px auto 0;
            max-width: 860px;
            color: #c2cae0;
            font-size: 14px;
            line-height: 1.9;
        }
        .adv-grid {
            position: relative;
            display: grid;
            grid-template-columns: 1fr 1fr;
            column-gap: 80px;
            row-gap: 28px;
            margin-top: 18px;
        }
        .adv-grid::before {
            /* 中心立轴 */
            content: '';
            position: absolute;
            left: 50%;
            top: 0;
            bottom: 0;
            width: 1.5px;
            transform: translateX(-50%);
            background: linear-gradient(180deg, rgba(255, 255, 255, 0.32), rgba(255, 255, 255, 0.12));
            box-shadow: 0 0 18px rgba(255, 255, 255, 0.08);
        }
        /* 立轴节点标记 */
        .adv-grid .node {
            position: absolute;
            left: 50%;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            transform: translate(-50%, -50%);
            background: var(--accent-pink);
            box-shadow: 0 0 0 6px rgba(255, 47, 179, 0.18);
        }
        .adv {
            position: relative;
            border-radius: 14px;
            border: 1px solid rgba(255, 255, 255, 0.08);
            background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            box-shadow: 0 16px 32px rgba(0, 0, 0, 0.26);
            padding: 18px 20px 18px;
            overflow: hidden;
            transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
        }
        .adv:nth-child(odd) {
            grid-column: 1;
        }
        .adv:nth-child(even) {
            grid-column: 2;
        }
        .adv:nth-child(odd)::after,
        .adv:nth-child(even)::after {
            /* 连接中心立轴的短线 */
            content: '';
            position: absolute;
            top: 36px;
            width: 38px; /* 与 column-gap 的一半保持一致 */
            height: 2px;
            background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
        }
        .adv:nth-child(odd)::after {
            right: -38px;
        }
        .adv:nth-child(even)::after {
            left: -38px;
        }
        .adv::before {
            /* 渐变序号水印 */
            content: attr(data-idx);
            position: absolute;
            top: -14px;
            right: 12px;
            font-weight: 800;
            font-size: 76px;
            line-height: 1;
            background: linear-gradient(180deg, rgba(35, 213, 255, 0.35), rgba(255, 47, 179, 0.35));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            opacity: 0.12;
            pointer-events: none;
        }
        .adv h5 {
            margin: 0 0 10px;
            font-size: 18px;
            font-weight: 800;
        }
        .adv p {
            margin: 0;
            color: #cbd4ea;
            font-size: 14px;
            line-height: 1.9;
        }
        .adv:hover {
            transform: translateY(-3px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.34);
            border-color: rgba(255, 255, 255, 0.14);
        }

        /* 三卡差异化：连接线颜色和悬浮光晕 */
        .adv.a1:nth-child(odd)::after,
        .adv.a1:nth-child(even)::after {
            background: linear-gradient(90deg, #23d5ff, #ff77cf);
        }
        .adv.a2:nth-child(odd)::after,
        .adv.a2:nth-child(even)::after {
            background: linear-gradient(90deg, #6ad8ff, #6a5acd);
        }
        .adv.a3:nth-child(odd)::after,
        .adv.a3:nth-child(even)::after {
            background: linear-gradient(90deg, #ffb86c, #ff4d6d);
        }
        .adv.a1:hover {
            box-shadow: 0 18px 34px rgba(35, 213, 255, 0.25), 0 18px 34px rgba(255, 119, 207, 0.18);
        }
        .adv.a2:hover {
            box-shadow: 0 18px 34px rgba(106, 90, 205, 0.25), 0 18px 34px rgba(106, 208, 255, 0.18);
        }
        .adv.a3:hover {
            box-shadow: 0 18px 34px rgba(255, 184, 108, 0.25), 0 18px 34px rgba(255, 77, 109, 0.18);
        }

        @media (max-width: 1100px) {
            .adv-grid {
                grid-template-columns: 1fr;
                column-gap: 0;
                row-gap: 16px;
            }
            .adv-grid::before {
                display: none;
            }
            .adv,
            .adv:nth-child(odd),
            .adv:nth-child(even) {
                grid-column: 1;
            }
            .adv::after {
                display: none;
            }
        }
        grid-column: 1 / -1; /* 第一阶段占满一行 */
    }
}

@media (max-width: 900px) {
    .phases {
        padding: 48px 0 60px;
    }
    .phases .section-head.dark h3 {
        font-size: 26px;
    }
    .phase-head h4 {
        font-size: 16px;
    }
}

@media (max-width: 560px) {
    .badge.years {
        height: 26px;
        padding: 0 10px;
        font-size: 12px;
    }
    .bullets {
        font-size: 13px;
    }
}

/* 可选：将描述段落包围为轻卡片风，提升可读性 */
.milestones li {
    border: 1px solid var(--rm-card-border);
    border-radius: 12px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.01));
    padding-left: var(--rm-card-pad-x); /* 与日期一致的内边距 */
}
.milestones li::before {
    /* 与主线的连接短横线 */
    content: '';
    position: absolute;
    top: 26px;
    /* 从轨道伸入卡片，避免穿过日期文字过多 */
    left: calc(var(--rm-rail-x) - var(--rm-indent));
    width: calc(var(--rm-indent) - var(--rm-rail-x) - 2px);
    height: 2px;
    background: rgba(255, 255, 255, 0.28);
    transform: translateX(-2px);
}
.milestones li:hover {
    border-color: rgba(255, 255, 255, 0.12);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
    transition: background 0.2s ease, border-color 0.2s ease;
}

/* 短剧拍摄团队 */
.crew {
    position: relative;
    background: #fff;
    color: #2a2f44;
    padding: 64px 0 24px;
}
.crew .section-head {
    text-align: center;
}
.crew .section-head h3 {
    margin: 0 0 10px;
    font-size: 28px;
    font-weight: 800;
    color: #2a2f44;
}
.crew .section-head .bar {
    display: inline-block;
    width: 120px;
    height: 6px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
.crew .desc {
    text-align: center;
    color: #6a6f7f;
    font-size: 14px;
    margin: 18px auto 28px;
}
.crew .desc p {
    margin: 10px 0;
}
.crew .band {
    position: relative;
    height: 160px;
    background: var(--accent-pink);
    margin: 18px 0 0;
}
.crew .shots {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    transform: translateY(-120px);
    margin-bottom: -90px; /* 把下方空间收回 */
}
.crew .shot {
    height: 280px;
    border-radius: 12px;
    overflow: hidden;
    border: 6px solid #ffffff;
    box-shadow: 0 10px 26px rgba(35, 24, 67, 0.18);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}
/* 用纯 CSS 渐变/纹理占位，避免真实图片 */
.crew .shot.a {
    background-image: linear-gradient(180deg, #7ac5ff, #ffd1a8);
}
.crew .shot.b {
    background-image: linear-gradient(180deg, #ffb27a, #ff5a7a 60%, #6aa7ff);
}
.crew .shot.c {
    background-image: linear-gradient(180deg, #6aa7ff, #8fe6ff 60%, #c6d3ff);
}

/* 页脚 */
.site-footer {
    border-top: 1px solid #e9ecf3;
    background: #fff;
    color: #6a6f7f;
}
.site-footer .foot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    font-size: 12px;
}
.muted {
    color: #97a0ad;
}

/* 底部品牌总结与行动 */
.bottom {
    position: relative;
    padding: 64px 0 56px;
    color: var(--text);
    background: radial-gradient(1000px 600px at 80% -10%, rgba(35, 213, 255, 0.22), transparent 60%), radial-gradient(800px 440px at 10% 120%, rgba(255, 47, 179, 0.2), transparent 60%), var(--bg-dark);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.bottom .bottom-wrap {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
}
.bottom .brand-mark {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 18px;
}
.bottom .brand-mark img {
    height: 44px;
    width: auto;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.35));
}
.bottom h3 {
    font-size: 28px;
    margin: 0 0 12px;
}
.bottom p {
    margin: 0;
    color: #c7d0e5;
    line-height: 1.8;
}
.bottom .stats {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-top: 14px;
    color: #aeb8cf;
    font-size: 14px;
}
.bottom .stat b {
    font-size: 18px;
    color: var(--text);
    margin-right: 6px;
}
.bottom .sep {
    width: 1px;
    height: 14px;
    background: rgba(255, 255, 255, 0.18);
}
.bottom .pills {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 6px 0 18px;
    padding: 0;
    list-style: none;
}
.bottom .pills li {
    border: 1px solid rgba(255, 255, 255, 0.14);
    background: rgba(255, 255, 255, 0.04);
    padding: 8px 12px;
    border-radius: 999px;
    font-size: 13px;
}
.bottom .footer-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.bottom .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 36px;
    padding: 0 14px;
    border-radius: 8px;
    font-size: 14px;
    text-decoration: none;
}
.bottom .btn.ghost {
    color: var(--text);
    border: 1px solid rgba(255, 255, 255, 0.18);
    background: rgba(255, 255, 255, 0.02);
}
.bottom .btn.primary {
    color: #0b0e19;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
    border: 0;
}

@media (max-width: 900px) {
    .bottom .bottom-wrap {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .bottom h3 {
        font-size: 22px;
    }
    .bottom .pills {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 8px;
        margin: 8px 0 14px;
    }
    .bottom .pills li {
        text-align: center;
        padding: 8px 10px;
        font-size: 12px;
    }
    .bottom .stats {
        flex-wrap: wrap;
        gap: 10px 16px;
        margin-top: 12px;
    }
    .bottom .sep {
        display: none;
    }
    .bottom .footer-cta {
        flex-direction: column;
    }
    .bottom .btn {
        width: 100%;
    }
}

@media (max-width: 560px) {
    .bottom {
        padding: 52px 0 48px;
    }
    .bottom .brand-mark img {
        height: 38px;
    }
    .bottom .stat b {
        font-size: 16px;
    }
    .bottom .stats {
        font-size: 13px;
    }
    .bottom .pills {
        grid-template-columns: 1fr;
    }
}

/* 2035 愿景目标 */
.vision {
    position: relative;
    isolation: isolate;
    background: radial-gradient(1200px 600px at 90% -10%, rgba(35, 213, 255, 0.12), transparent 60%), radial-gradient(860px 520px at 8% 120%, rgba(255, 47, 179, 0.1), transparent 60%), linear-gradient(180deg, #0f1220, #0b0e19);
    color: var(--text);
    padding: 68px 0 92px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

/* 平台盈利模式 */
.revenue {
    position: relative;
    isolation: isolate;
    background: radial-gradient(1200px 600px at 85% -10%, rgba(35, 213, 255, 0.12), transparent 60%), radial-gradient(860px 520px at 12% 120%, rgba(255, 47, 179, 0.1), transparent 60%), linear-gradient(180deg, #0f1220, #0b0e19);
    color: var(--text);
    padding: 64px 0 80px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.revenue .bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    filter: blur(2px) saturate(115%);
}
.revenue .section-head.dark {
    text-align: center;
    margin-bottom: 18px;
}
.revenue .section-head.dark h3 {
    margin: 0 0 10px;
    font-size: 30px;
    font-weight: 800;
}
.revenue .section-head.dark .bar {
    display: inline-block;
    width: 120px;
    height: 6px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
.revenue .section-head.dark .lead {
    margin: 8px auto 0;
    max-width: 880px;
    color: #c2cae0;
    font-size: 14px;
    line-height: 1.8;
}
.rev-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}
.revcard {
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.26);
    padding: 16px 18px;
    transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}
.revcard:hover {
    transform: translateY(-3px);
    border-color: rgba(255, 255, 255, 0.14);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.34);
}
.revcard h5 {
    margin: 0 0 8px;
    font-size: 18px;
    font-weight: 800;
}
.revcard p {
    margin: 0;
    color: #cbd4ea;
    font-size: 14px;
    line-height: 1.9;
}
/* 线上平台盈利关键值 */
.kv {
    margin-top: 10px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}
.kv .item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.03);
    border-radius: 10px;
    padding: 8px 10px;
}
.kv .k {
    color: #b9c2d9;
    font-size: 13px;
}
.kv .v {
    font-weight: 900;
    font-size: 18px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
/* 线下实体店分成可视化 */
.split-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    margin: 10px 0 6px;
}
.split-stats .stat {
    text-align: center;
}
.split-stats .num {
    font-size: 28px;
    font-weight: 900;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.split-stats .label {
    font-size: 12px;
    color: #b9c2d9;
}
.split-stats .sep {
    width: 1px;
    height: 28px;
    background: rgba(255, 255, 255, 0.18);
}

@media (max-width: 1100px) {
    .rev-grid {
        grid-template-columns: 1fr 1fr;
    }
}
@media (max-width: 640px) {
    .revenue {
        padding: 52px 0 64px;
    }
    .rev-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

/* 公司使命 */
.mission {
    position: relative;
    isolation: isolate;
    background: radial-gradient(1100px 560px at 15% -12%, rgba(35, 213, 255, 0.12), transparent 60%), radial-gradient(900px 520px at 88% 120%, rgba(255, 47, 179, 0.1), transparent 60%), linear-gradient(180deg, #0f1220, #0b0e19);
    color: var(--text);
    padding: 64px 0 80px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.mission .bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    filter: blur(2px) saturate(115%);
}
.mission .section-head.dark {
    text-align: center;
    margin-bottom: 16px;
}
.mission .section-head.dark h3 {
    margin: 0 0 10px;
    font-size: 30px;
    font-weight: 800;
}
.mission .section-head.dark .bar {
    display: inline-block;
    width: 120px;
    height: 6px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
.mission-intro {
    margin: 8px auto 18px;
    max-width: 980px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    padding: 16px 18px;
    color: #cbd4ea;
    line-height: 1.9;
}
.mission-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}
.mission-grid .mcard {
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.26);
    padding: 16px 18px;
    transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}
.mission-grid .mcard:hover {
    transform: translateY(-3px);
    border-color: rgba(255, 255, 255, 0.14);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.34);
}
.mission-grid .mcard h5 {
    margin: 0 0 8px;
    font-size: 18px;
    font-weight: 800;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.mission-grid .mcard p {
    margin: 0;
    color: #c8d0e0;
    font-size: 14px;
    line-height: 1.85;
}
.mission-grid .mcard.wide {
    grid-column: 1 / -1;
}
@media (max-width: 900px) {
    .mission {
        padding: 52px 0 64px;
    }
    .mission-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}
/* 平台奖励机制（解读） */
.rewards-explain {
    position: relative;
    isolation: isolate;
    background: radial-gradient(1100px 560px at 82% -12%, rgba(35, 213, 255, 0.12), transparent 60%), radial-gradient(900px 520px at 12% 120%, rgba(255, 47, 179, 0.1), transparent 60%), linear-gradient(180deg, #0f1220, #0b0e19);
    color: var(--text);
    padding: 60px 0 76px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.rewards-explain .bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    filter: blur(2px) saturate(115%);
}
.rewards-explain .section-head.dark {
    text-align: center;
    margin-bottom: 14px;
}
.rewards-explain .section-head.dark h3 {
    margin: 0 0 10px;
    font-size: 30px;
    font-weight: 800;
}
.rewards-explain .section-head.dark .bar {
    display: inline-block;
    width: 120px;
    height: 6px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
.rewards-explain .section-head.dark .lead {
    margin: 8px auto 0;
    max-width: 920px;
    color: #c2cae0;
    font-size: 14px;
    line-height: 1.85;
}
.rx-group {
    margin-top: 18px;
}
.rx-group > h4 {
    margin: 0 0 10px;
    font-size: 18px;
    font-weight: 800;
}
.rex-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}
.rex-grid.tri {
    grid-template-columns: repeat(3, 1fr);
}
.rxcard {
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.26);
    padding: 16px 18px;
    transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}
.rxcard:hover {
    transform: translateY(-3px);
    border-color: rgba(255, 255, 255, 0.14);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.34);
}
.rxcard h5 {
    margin: 0 0 8px;
    font-size: 18px;
    font-weight: 800;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.rxcard p {
    margin: 0;
    color: #c8d0e0;
    font-size: 14px;
    line-height: 1.85;
}
.rxcard.wide {
    grid-column: 1 / -1;
}
.rxcard.accent {
    border-color: rgba(255, 255, 255, 0.16);
    background: linear-gradient(180deg, rgba(23, 176, 255, 0.08), rgba(255, 47, 179, 0.06));
}
@media (max-width: 1100px) {
    .rex-grid.tri {
        grid-template-columns: 1fr 1fr;
    }
}
@media (max-width: 900px) {
    .rewards-explain {
        padding: 48px 0 60px;
    }
    .rex-grid,
    .rex-grid.tri {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}
.vision .bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    background: radial-gradient(closest-side, rgba(122, 197, 255, 0.12), transparent 70%) 18% 22% / 420px 420px no-repeat, radial-gradient(closest-side, rgba(255, 119, 207, 0.12), transparent 70%) 82% 14% / 520px 520px no-repeat;
    filter: blur(2px) saturate(115%);
}
.vision .section-head.dark {
    text-align: center;
    margin-bottom: 18px;
}
.vision .section-head.dark h3 {
    margin: 0 0 10px;
    font-size: 32px;
    font-weight: 800;
}
.vision .section-head.dark .bar {
    display: inline-block;
    width: 140px;
    height: 6px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
.vision-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
    margin-top: 10px;
}
.goal {
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    box-shadow: 0 18px 36px rgba(0, 0, 0, 0.28);
    padding: 20px 20px 18px;
    overflow: hidden;
}
.goal .figure {
    font-weight: 800;
    font-size: 44px;
    line-height: 1;
    margin-bottom: 10px;
    letter-spacing: 0.5px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.goal h4 {
    margin: 0 0 8px;
    font-size: 18px;
    font-weight: 800;
}

/* 团队管理奖励 */
.team-reward {
    position: relative;
    isolation: isolate;
    background: radial-gradient(1100px 560px at 18% -12%, rgba(35, 213, 255, 0.12), transparent 60%), radial-gradient(900px 520px at 88% 120%, rgba(255, 47, 179, 0.1), transparent 60%), linear-gradient(180deg, #0f1220, #0b0e19);
    color: var(--text);
    padding: 64px 0 80px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.team-reward .bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    filter: blur(2px) saturate(115%);
}
.team-reward .section-head.dark {
    text-align: center;
    margin-bottom: 16px;
}
.team-reward .section-head.dark h3 {
    margin: 0 0 10px;
    font-size: 30px;
    font-weight: 800;
}
.team-reward .section-head.dark .bar {
    display: inline-block;
    width: 120px;
    height: 6px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
.tr-wrap {
    display: grid;
    grid-template-columns: 1.1fr 1.4fr;
    gap: 22px;
    align-items: center;
}
.tr-wrap .media .pic {
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.26);
}
.tr-wrap .media img {
    display: block;
    width: 100%;
    height: auto;
}
.tr-wrap .content {
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    padding: 18px 20px;
}
.team-reward .content p {
    margin: 0 0 10px;
    color: #c8d0e0;
    font-size: 14px;
    line-height: 1.9;
}
@media (max-width: 900px) {
    .team-reward {
        padding: 52px 0 64px;
    }
    .tr-wrap {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

/* 店铺运营收益 */
.ops-revenue {
    position: relative;
    isolation: isolate;
    background: radial-gradient(1100px 560px at 78% -12%, rgba(35, 213, 255, 0.12), transparent 60%), radial-gradient(900px 520px at 18% 120%, rgba(255, 47, 179, 0.1), transparent 60%), linear-gradient(180deg, #0f1220, #0b0e19);
    color: var(--text);
    padding: 64px 0 80px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.ops-revenue .bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    filter: blur(2px) saturate(115%);
}
.ops-revenue .section-head.dark {
    text-align: center;
    margin-bottom: 16px;
}
.ops-revenue .section-head.dark h3 {
    margin: 0 0 10px;
    font-size: 30px;
    font-weight: 800;
}
.ops-revenue .section-head.dark .bar {
    display: inline-block;
    width: 120px;
    height: 6px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
.ops-revenue .section-head.dark .lead {
    margin: 8px auto 0;
    max-width: 920px;
    color: #c2cae0;
    font-size: 14px;
    line-height: 1.85;
}
.or-wrap {
    display: grid;
    grid-template-columns: 1fr; /* 图片一行，文案在下方 */
    gap: 22px;
    align-items: start;
}
.or-wrap .media {
    display: grid;
    grid-template-columns: repeat(2, 1fr); /* 两张图并排 */
    gap: 14px;
}
.or-wrap .media .pic {
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.26);
}
.or-wrap .media img {
    display: block;
    width: 100%;
    height: auto;
}
.or-wrap .content {
    display: grid;
    gap: 14px;
}
.or-wrap .block {
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    padding: 16px 18px;
}
.or-wrap .block h5 {
    margin: 0 0 8px;
    font-size: 16px;
    font-weight: 800;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.or-wrap .block p {
    margin: 0;
    color: #c8d0e0;
    font-size: 14px;
    line-height: 1.85;
}
.or-wrap .block.accent {
    border-color: rgba(255, 255, 255, 0.16);
    background: linear-gradient(180deg, rgba(23, 176, 255, 0.08), rgba(255, 47, 179, 0.06));
}
.kvlist {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
}
.kvlist li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.03);
    border-radius: 10px;
    padding: 8px 10px;
}
.kvlist .k {
    color: #b9c2d9;
    font-size: 13px;
}
.kvlist .v {
    font-weight: 700;
    font-size: 14px;
}
@media (max-width: 900px) {
    .ops-revenue {
        padding: 52px 0 64px;
    }
    .or-wrap {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .or-wrap .media {
        grid-template-columns: 1fr; /* 移动端两图竖排 */
    }
}

/* 代理奖励机制（区域负责人/总经理） */
.agent-reward {
    position: relative;
    isolation: isolate;
    background: radial-gradient(1100px 560px at 22% -12%, rgba(35, 213, 255, 0.12), transparent 60%), radial-gradient(900px 520px at 82% 120%, rgba(255, 47, 179, 0.1), transparent 60%), linear-gradient(180deg, #0f1220, #0b0e19);
    color: var(--text);
    padding: 64px 0 80px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.agent-reward .bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    filter: blur(2px) saturate(115%);
}
.agent-reward .section-head.dark {
    text-align: center;
    margin-bottom: 16px;
}
.agent-reward .section-head.dark h3 {
    margin: 0 0 10px;
    font-size: 30px;
    font-weight: 800;
}
.agent-reward .section-head.dark .bar {
    display: inline-block;
    width: 120px;
    height: 6px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}

/* 额外激励机制（可配置） */
.extra-reward {
    position: relative;
    isolation: isolate;
    background: radial-gradient(1100px 560px at 22% -12%, rgba(35, 213, 255, 0.12), transparent 60%), radial-gradient(900px 520px at 82% 120%, rgba(255, 47, 179, 0.1), transparent 60%), linear-gradient(180deg, #0f1220, #0b0e19);
    color: var(--text);
    padding: 64px 0 80px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.extra-reward .bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    filter: blur(2px) saturate(115%);
}
.extra-reward .section-head.dark {
    text-align: center;
    margin-bottom: 16px;
}
.extra-reward .section-head.dark h3 {
    margin: 0 0 10px;
    font-size: 30px;
    font-weight: 800;
}
.extra-reward .section-head.dark .bar {
    display: inline-block;
    width: 120px;
    height: 6px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
.extra-reward .section-head.dark .lead {
    margin: 8px auto 0;
    max-width: 900px;
    color: #c2cae0;
    font-size: 14px;
    line-height: 1.8;
}
.xr-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}
.xr-wrap .plain {
    margin: 8px 0 0;
    padding-left: 18px;
    color: #c8d0e0;
    font-size: 14px;
    line-height: 1.85;
}
.ar-block.note {
    border-color: rgba(255, 255, 255, 0.16);
    background: linear-gradient(180deg, rgba(23, 176, 255, 0.08), rgba(255, 47, 179, 0.06));
}
@media (max-width: 900px) {
    .xr-wrap {
        grid-template-columns: 1fr;
    }
}
.ar-wrap {
    display: grid;
    grid-template-columns: 1.1fr 1.4fr;
    gap: 22px;
    align-items: start;
}
.ar-wrap .media .pic {
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.26);
}
.ar-wrap .media img {
    display: block;
    width: 100%;
    height: auto;
}
.ar-wrap .content {
    display: grid;
    gap: 14px;
}
.ar-block {
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    padding: 16px 18px;
}
.ar-block h5 {
    margin: 0 0 8px;
    font-size: 16px;
    font-weight: 800;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.ar-block p {
    margin: 0;
    color: #c8d0e0;
    font-size: 14px;
    line-height: 1.85;
}
.ar-block.accent {
    border-color: rgba(255, 255, 255, 0.16);
    background: linear-gradient(180deg, rgba(23, 176, 255, 0.08), rgba(255, 47, 179, 0.06));
}
.ar-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}
.ar-card {
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    padding: 12px 14px;
}
.ar-card h6 {
    margin: 0 0 6px;
    font-size: 14px;
    font-weight: 800;
}
.ar-card p {
    margin: 0;
    color: #cbd4ea;
    font-size: 13px;
    line-height: 1.8;
}
.ar-two {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}
.ar-two .plain {
    margin: 0;
    padding-left: 18px;
    color: #c8d0e0;
    font-size: 14px;
    line-height: 1.85;
}
@media (max-width: 900px) {
    .ar-wrap {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .ar-cards,
    .ar-two {
        grid-template-columns: 1fr;
    }
}
.goal p {
    margin: 0;
    color: #cbd4ea;
    font-size: 14px;
    line-height: 1.9;
}
.goal.g1::after,
.goal.g2::after,
.goal.g3::after {
    content: '';
    position: absolute;
    right: -36px;
    bottom: -36px;
    width: 160px;
    height: 160px;
    border-radius: 50%;
    pointer-events: none;
}
.goal.g1::after {
    background: radial-gradient(circle, rgba(35, 213, 255, 0.2), transparent 60%);
}
.goal.g2::after {
    background: radial-gradient(circle, rgba(106, 90, 205, 0.2), transparent 60%);
}
.goal.g3::after {
    background: radial-gradient(circle, rgba(255, 184, 108, 0.22), transparent 60%);
}

@media (max-width: 1100px) {
    .vision-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

/* 视频宣传 */
.promo {
    position: relative;
    isolation: isolate;
    background: radial-gradient(1200px 600px at 20% -10%, rgba(35, 213, 255, 0.12), transparent 60%), radial-gradient(860px 520px at 92% 120%, rgba(255, 47, 179, 0.1), transparent 60%), linear-gradient(180deg, #0f1220, #0b0e19);
    color: var(--text);
    padding: 64px 0 80px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.promo .bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    filter: blur(2px) saturate(115%);
}
.promo .section-head.dark {
    text-align: center;
    margin-bottom: 18px;
}
.promo .section-head.dark h3 {
    margin: 0 0 10px;
    font-size: 30px;
    font-weight: 800;
}
.promo .section-head.dark .bar {
    display: inline-block;
    width: 120px;
    height: 6px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
.promo .section-head.dark .lead {
    margin: 8px auto 0;
    max-width: 840px;
    color: #c2cae0;
    font-size: 14px;
    line-height: 1.8;
}
.video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

/* 平台币激励机制（抽奖） */
.token-reward {
    position: relative;
    isolation: isolate;
    background: radial-gradient(1100px 560px at 22% -12%, rgba(35, 213, 255, 0.12), transparent 60%), radial-gradient(900px 520px at 82% 120%, rgba(255, 47, 179, 0.1), transparent 60%), linear-gradient(180deg, #0f1220, #0b0e19);
    color: var(--text);
    padding: 64px 0 80px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.token-reward .bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    filter: blur(2px) saturate(115%);
}
.token-reward .section-head.dark {
    text-align: center;
    margin-bottom: 16px;
}
.token-reward .section-head.dark h3 {
    margin: 0 0 10px;
    font-size: 30px;
    font-weight: 800;
}
.token-reward .section-head.dark .bar {
    display: inline-block;
    width: 120px;
    height: 6px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
}
.token-reward .section-head.dark .lead {
    margin: 8px auto 0;
    max-width: 900px;
    color: #c2cae0;
    font-size: 14px;
    line-height: 1.8;
}
@media (max-width: 900px) {
    .token-reward .xr-wrap {
        grid-template-columns: 1fr;
    }
}
.vcard {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.26);
    overflow: hidden;
}
.vcard .player {
    position: relative;
    aspect-ratio: 16/9;
    background: repeating-linear-gradient(45deg, #223 0 10px, #1a1f33 10px 20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.vcard img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.vcard video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.vcard h5 {
    margin: 10px 12px 12px;
    font-size: 15px;
    font-weight: 800;
}
.vcard:hover {
    transform: translateY(-3px);
    border-color: rgba(255, 255, 255, 0.14);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.34);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

@media (max-width: 1100px) {
    .video-grid {
        grid-template-columns: 1fr 1fr;
    }
}
@media (max-width: 640px) {
    .promo {
        padding: 52px 0 64px;
    }
    .video-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

/* 轻量图片预览弹窗 */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: none;
}
.lightbox.open {
    display: block;
}
.lightbox-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(2px);
}
.lightbox-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    /* 不超过视口 90%，并允许内部滚动查看超出部分 */
    width: auto;
    max-width: min(90vw, 960px);
    max-height: 90vh;
    overflow: auto;
    background: #0e1220;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5);
    padding: 12px 12px 10px;
}
.lightbox-img {
    display: block;
    width: 100%;
    height: auto;
    /* 图片可随容器缩放，且整体不超过可视区域，超出时通过容器滚动查看 */
    max-width: 100%;
    border-radius: 8px;
}
.lightbox-caption {
    margin: 8px 4px 4px;
    font-size: 13px;
    color: #c2cae0;
    text-align: center;
}
.lightbox-close {
    position: absolute;
    top: 6px;
    right: 8px;
    width: 32px;
    height: 32px;
    border: 0;
    border-radius: 6px;
    background: #1a2140;
    color: #fff;
    font-size: 20px;
    cursor: pointer;
}
.lightbox-close:hover {
    background: #252b52;
}

/* 响应式 */
@media (max-width: 1100px) {
    .hero .hero-content {
        gap: 40px;
    }
    .phone {
        transform: rotate(-14deg) scale(0.92);
    }
}
@media (max-width: 900px) {
    .menu {
        display: none;
    }
    .hero .hero-content {
        flex-direction: column;
        text-align: center;
        padding: 42px 0 64px;
    }
    .hero-left {
        order: 1;
    }
    .hero-right {
        order: 2;
    }
    .intro .intro-wrap {
        grid-template-columns: 1fr;
    }
    .intro .intro-main {
        grid-column: auto;
    }
    .intro-side {
        width: auto; /* 小屏堆叠显示三列内容 */
    }
    .cards {
        grid-template-columns: 1fr;
    }
    .partners .logos {
        grid-template-columns: repeat(2, 1fr);
    }
    .crew .shots {
        grid-template-columns: 1fr;
        transform: translateY(-100px);
        gap: 16px;
        margin-bottom: -70px;
    }
    .crew .shot {
        height: 220px;
    }
    .crew .band {
        height: 120px;
    }
    .roadmap .section-head.dark h3 {
        font-size: 26px;
    }
    /* 单列纵向时间线在中屏保持不变，仅微调间距 */
    :root {
        --rm-gap-y: 18px;
        --rm-dot: 12px;
        --rm-indent: 68px;
    }
}

@media (max-width: 560px) {
    .partners {
        padding: 48px 0 64px;
    }
    .partners .logos {
        grid-template-columns: 1fr;
    }
    .crew {
        padding: 48px 0 16px;
    }
    .crew .shots {
        transform: translateY(-80px);
        margin-bottom: -56px;
    }
    .crew .band {
        height: 100px;
    }
    /* 小屏进一步收紧缩进与字号 */
    :root {
        --rm-rail-x: 22px;
        --rm-indent: 58px;
        /* 不再隐藏左右列，改为堆叠展示 */
        .intro-side {
            width: auto;
        }
    }
    .milestones li::before {
        left: var(--rm-rail-x);
        width: 22px;
    }
}

/* 原生 CSS 嵌套示例（符合最新规范，兼容性由构建或浏览器决定） */
.hero-left {
    & h1 {
        text-shadow: 0 6px 30px rgba(0, 0, 0, 0.2);
    }
    & h2 {
        color: #e9edff;
    }
    & .sub {
        &::before {
            content: '';
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent-blue);
            margin-right: 10px;
            vertical-align: 1px;
        }
    }
}

.card {
    & .icon {
        backdrop-filter: blur(2px);
    }
    &:hover {
        transform: translateY(-2px);
        transition: transform 0.2s ease;
    }
}