/* =========================================================
   聚优街 官方网站 · 设计系统 v2「质感升级版」
   ---------------------------------------------------------
   配色：品牌红 #d23a3a + 中性灰阶 + 白底
   语言：英文 eyebrow 小标签控节奏 / 大留白 / 分层阴影 / 大圆角
   适配：>=992px PC 布局，<992px H5 布局
   兼容：v1 全部类名保留（.prose/.info-box/.contact-card/.page-head/.cta-banner ...）
   ========================================================= */

:root {
    /* 品牌色 */
    --brand: #d23a3a;
    --brand-dark: #b92e2e;
    --brand-light: #ff7a6b;
    --brand-soft: #fdecec;
    --brand-soft-2: #fff7f6;
    --brand-grad: linear-gradient(135deg, #ff7a6b 0%, #d23a3a 100%);
    /* 中性色 */
    --ink: #0f1012;
    --text: #33373d;
    --muted: #6b7280;
    --sub: #9aa0a6;
    --line: #eef0f2;
    --line-2: #e4e7ea;
    --bg: #ffffff;
    --bg-soft: #f7f8fa;
    --dark: #14161a;
    /* 尺寸 */
    --radius: 16px;
    --radius-sm: 10px;
    --radius-lg: 24px;
    --shadow-sm: 0 2px 10px rgba(15, 16, 18, 0.04);
    --shadow: 0 10px 30px rgba(15, 16, 18, 0.07);
    --shadow-hover: 0 20px 45px rgba(15, 16, 18, 0.12);
    --shadow-brand: 0 14px 34px rgba(210, 58, 58, 0.22);
    --header-h: 68px;
    --top-h: 38px;
    --maxw: 1180px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-h) + var(--top-h) + 12px);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 15px;
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
    padding-bottom: 64px;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    display: block;
}

ul {
    list-style: none;
}

/* ---------- 布局容器 ---------- */
.container {
    width: 100%;
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 0 24px;
}

/* 区块：大留白节奏 */
.section {
    padding: 88px 0 0;
}

.section:last-of-type {
    padding-bottom: 88px;
}

/* 浅灰底区块（用于交替节奏） */
.section-soft {
    background: var(--bg-soft);
    padding: 88px 0;
    margin-top: 64px;
}

.section-soft + .section {
    padding-top: 88px;
}

/* ---------- 英文小标签（eyebrow）：高级感关键 ---------- */
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--brand);
    line-height: 1;
}

.eyebrow::before {
    content: "";
    width: 24px;
    height: 2px;
    border-radius: 2px;
    background: currentColor;
}

.eyebrow--center::after {
    content: "";
    width: 24px;
    height: 2px;
    border-radius: 2px;
    background: currentColor;
}

.eyebrow--light {
    color: rgba(255, 255, 255, 0.86);
}

/* ---------- 区块标题 ---------- */
.section-title {
    text-align: center;
    margin-bottom: 48px;
}

.section-title h2 {
    margin-top: 14px;
    font-size: 36px;
    font-weight: 800;
    color: var(--ink);
    letter-spacing: 0.5px;
    line-height: 1.3;
}

.section-title p {
    margin-top: 14px;
    color: var(--muted);
    font-size: 15px;
    max-width: 660px;
    margin-left: auto;
    margin-right: auto;
}

.section-title .accent {
    display: inline-block;
    width: 36px;
    height: 3px;
    border-radius: 3px;
    background: var(--brand);
    margin-bottom: 14px;
}

.section-title--left {
    text-align: left;
}

.section-title--left p {
    margin-left: 0;
}

/* 分区标题（左对齐小标题 + 右侧链接） */
.section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.section-head h2 {
    margin-top: 12px;
    font-size: 32px;
    font-weight: 800;
    color: var(--ink);
    line-height: 1.3;
}

.section-head p {
    margin-top: 10px;
    color: var(--muted);
    font-size: 15px;
}

/* ---------- 按钮 ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 48px;
    padding: 0 26px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 600;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.24s ease;
    white-space: nowrap;
}

.btn svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.btn-primary {
    background: var(--brand-grad);
    color: #fff;
    box-shadow: var(--shadow-brand);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 18px 40px rgba(210, 58, 58, 0.3);
}

.btn-outline {
    background: #fff;
    color: var(--brand);
    border-color: rgba(210, 58, 58, 0.4);
}

.btn-outline:hover {
    background: var(--brand);
    color: #fff;
    border-color: var(--brand);
}

.btn-dark {
    background: var(--dark);
    color: #fff;
}

.btn-dark:hover {
    background: #000;
    transform: translateY(-2px);
}

.btn-block {
    width: 100%;
}

.btn-sm {
    height: 40px;
    padding: 0 18px;
    font-size: 14px;
}

.btn-ghost {
    background: transparent;
    color: var(--ink);
    padding: 0 4px;
    font-weight: 700;
}

.btn-ghost:hover {
    color: var(--brand);
}

/* 文字箭头链接（参考站同款 CTA 节奏） */
.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 15px;
    font-weight: 700;
    color: var(--ink);
    transition: color 0.2s ease, gap 0.2s ease;
}

.link-arrow::after {
    content: "→";
    transition: transform 0.2s ease;
}

.link-arrow:hover {
    color: var(--brand);
}

.link-arrow:hover::after {
    transform: translateX(4px);
}

/* =========================================================
   双层顶栏
   ========================================================= */
.topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--top-h);
    z-index: 101;
    background: var(--dark);
    color: #b9bec5;
    font-size: 13px;
}

.topbar .container {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 10px;
    overflow: hidden;
    white-space: nowrap;
}

.topbar-left .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--brand-light);
    flex-shrink: 0;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 18px;
    flex-shrink: 0;
}

.topbar-right .tb-sep {
    width: 1px;
    height: 14px;
    background: rgba(255, 255, 255, 0.16);
}

.topbar a {
    color: #e9ebee;
    transition: color 0.2s ease;
}

.topbar a:hover {
    color: #fff;
}

.topbar .tb-tel {
    font-weight: 700;
    letter-spacing: 0.4px;
}

.topbar .tb-cta {
    display: inline-flex;
    align-items: center;
    height: 24px;
    padding: 0 12px;
    border-radius: 999px;
    background: var(--brand);
    color: #fff;
    font-weight: 600;
}

.topbar .tb-cta:hover {
    background: var(--brand-dark);
    color: #fff;
}

/* ---------- 主导航 ---------- */
.site-header {
    position: fixed;
    top: var(--top-h);
    left: 0;
    right: 0;
    height: var(--header-h);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: saturate(180%) blur(12px);
    -webkit-backdrop-filter: saturate(180%) blur(12px);
    z-index: 100;
    border-bottom: 1px solid transparent;
    transition: box-shadow 0.24s ease, border-color 0.24s ease;
}

.site-header.is-scrolled {
    border-bottom-color: var(--line);
    box-shadow: 0 4px 20px rgba(15, 16, 18, 0.05);
}

.header-inner {
    height: var(--header-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

/* 字标 logo（替代旧图片 logo，风格更干净） */
.header-logo {
    display: flex;
    align-items: center;
    gap: 11px;
    flex-shrink: 0;
}

.logo-mark {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
}

/* 站点标识使用 images/logo2.png（白底图），按容器尺寸完整显示、圆角裁切 */
.logo-mark img {
    width: 100%;
    height: 100%;
    display: block;
    border-radius: inherit;
    object-fit: contain;
}

.logo-type {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.logo-type b {
    font-size: 20px;
    font-weight: 800;
    color: var(--ink);
    letter-spacing: 2px;
}

.logo-type i {
    font-style: normal;
    font-size: 10px;
    letter-spacing: 0.14em;
    color: var(--sub);
    text-transform: uppercase;
    margin-top: 3px;
}

.header-logo img {
    height: 38px;
    width: auto;
}

.header-logo .logo-text {
    font-size: 18px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: 1px;
}

/* PC 导航 */
.header-nav {
    display: flex;
    align-items: center;
    gap: 2px;
}

.header-nav a {
    position: relative;
    padding: 8px 15px;
    border-radius: 10px;
    font-size: 15px;
    color: var(--text);
    transition: color 0.2s ease, background 0.2s ease;
}

.header-nav a:hover {
    color: var(--brand);
    background: var(--brand-soft);
}

.header-nav a.active {
    color: var(--brand);
    font-weight: 700;
}

.header-nav a.active::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 0;
    width: 18px;
    height: 3px;
    margin-left: -9px;
    border-radius: 3px;
    background: var(--brand);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.header-phone {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--brand);
    font-weight: 800;
    font-size: 16px;
    letter-spacing: 0.3px;
}

.header-phone svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.header-btn {
    height: 40px;
    padding: 0 20px;
    font-size: 14px;
}

/* =========================================================
   Hero 首屏
   ========================================================= */
.hero {
    position: relative;
    margin-top: calc(var(--header-h) + var(--top-h));
    padding: 76px 0 84px;
    background:
        radial-gradient(1100px 380px at 78% -60px, rgba(210, 58, 58, 0.10), rgba(255, 255, 255, 0) 70%),
        radial-gradient(760px 320px at 6% 0%, rgba(255, 122, 107, 0.08), rgba(255, 255, 255, 0) 70%),
        #fff;
    overflow: hidden;
}

.hero-inner {
    display: grid;
    grid-template-columns: 1.02fr 0.98fr;
    gap: 56px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 16px;
    border-radius: 999px;
    background: #fff;
    border: 1px solid rgba(210, 58, 58, 0.18);
    color: var(--brand);
    font-size: 13px;
    font-weight: 700;
    box-shadow: var(--shadow-sm);
}

.hero-badge .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--brand);
}

.hero h1 {
    margin-top: 22px;
    font-size: 54px;
    line-height: 1.18;
    font-weight: 800;
    color: var(--ink);
    letter-spacing: 0.5px;
}

.hero h1 em {
    font-style: normal;
    color: var(--brand);
}

.hero-desc {
    margin-top: 22px;
    font-size: 16px;
    color: var(--muted);
    line-height: 1.85;
    max-width: 560px;
}

.hero-actions {
    margin-top: 34px;
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.hero-notes {
    margin-top: 26px;
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    color: var(--sub);
    font-size: 13px;
}

.hero-notes span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.hero-notes svg {
    width: 15px;
    height: 15px;
    fill: none;
    stroke: var(--brand);
    stroke-width: 2.4;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* 首屏主视觉 */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-shot {
    position: relative;
    width: 100%;
    max-width: 520px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 30px 70px rgba(15, 16, 18, 0.16);
    background: #fff;
}

.hero-shot img {
    width: 100%;
}

/* 浮动小卡 */
.float-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(8px);
    box-shadow: 0 16px 40px rgba(15, 16, 18, 0.14);
    z-index: 2;
}

.float-card .fc-icon {
    width: 38px;
    height: 38px;
    border-radius: 11px;
    background: var(--brand-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.float-card .fc-icon svg {
    width: 20px;
    height: 20px;
    fill: none;
    stroke: var(--brand);
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.float-card b {
    display: block;
    font-size: 16px;
    font-weight: 800;
    color: var(--ink);
    line-height: 1.2;
}

.float-card span {
    font-size: 12px;
    color: var(--sub);
}

.float-card--tl {
    top: 26px;
    left: -34px;
}

.float-card--br {
    bottom: 34px;
    right: 4px;
}

/* 首屏底部数据条 */
.stats-band {
    margin-top: 72px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    background: #fff;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.stats-band .stat-item {
    padding: 26px 20px;
    text-align: center;
    border-right: 1px solid var(--line);
}

.stats-band .stat-item:last-child {
    border-right: 0;
}

.stats-band b {
    display: block;
    font-size: 32px;
    font-weight: 800;
    color: var(--ink);
    line-height: 1.15;
    letter-spacing: 0.5px;
    font-variant-numeric: tabular-nums;
}

.stats-band b em {
    font-style: normal;
    color: var(--brand);
    font-size: 20px;
    margin-left: 2px;
}

.stats-band span {
    display: block;
    margin-top: 6px;
    font-size: 13px;
    color: var(--sub);
}

/* 旧的 hero-stats 保留兼容 */
.hero-stats {
    margin-top: 36px;
    display: flex;
    gap: 36px;
    flex-wrap: wrap;
}

.hero-stats .stat b {
    display: block;
    font-size: 26px;
    color: var(--ink);
    font-weight: 800;
    line-height: 1.2;
}

.hero-stats .stat span {
    font-size: 13px;
    color: var(--sub);
}

.hero-logo {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-logo img {
    width: 100%;
    max-width: 420px;
}

/* =========================================================
   品类胶囊
   ========================================================= */
.chip-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 14px;
}

.chip {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 54px;
    border: 1px solid var(--line-2);
    border-radius: 999px;
    background: #fff;
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    transition: all 0.24s ease;
}

.chip:hover {
    border-color: transparent;
    background: var(--brand-grad);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: var(--shadow-brand);
}

/* =========================================================
   卡片网格（优势 / 能力）
   ========================================================= */
.advantage-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.advantage {
    position: relative;
    padding: 30px 26px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
    overflow: hidden;
}

.advantage::after {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 3px;
    background: var(--brand-grad);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.32s ease;
}

.advantage:hover {
    box-shadow: var(--shadow-hover);
    border-color: rgba(210, 58, 58, 0.22);
    transform: translateY(-5px);
}

.advantage:hover::after {
    transform: scaleX(1);
}

.advantage .icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: var(--brand-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    transition: all 0.28s ease;
}

.advantage:hover .icon {
    background: var(--brand-grad);
}

.advantage .icon svg {
    width: 24px;
    height: 24px;
    fill: none;
    stroke: var(--brand);
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
    transition: stroke 0.28s ease;
}

.advantage:hover .icon svg {
    stroke: #fff;
}

.advantage h3 {
    font-size: 18px;
    color: var(--ink);
    font-weight: 700;
}

.advantage p {
    margin-top: 9px;
    font-size: 14px;
    color: var(--muted);
    line-height: 1.8;
}

/* =========================================================
   左右交错展示（App 功能 / 仓储实景）
   ========================================================= */
.showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.showcase + .showcase {
    margin-top: 64px;
}

.showcase-media {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 24px 60px rgba(15, 16, 18, 0.14);
    background: var(--bg-soft);
}

.showcase-media img {
    width: 100%;
}

.showcase-text h3 {
    margin-top: 14px;
    font-size: 32px;
    font-weight: 800;
    color: var(--ink);
    line-height: 1.32;
}

.showcase-text > p {
    margin-top: 16px;
    color: var(--muted);
    font-size: 15px;
    line-height: 1.9;
    max-width: 520px;
}

.showcase-text .link-arrow {
    margin-top: 24px;
}

/* 特性列表（带对勾） */
.feature-list {
    margin-top: 26px;
    display: grid;
    gap: 14px;
}

.feature-list li {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    font-size: 15px;
    color: var(--text);
}

.feature-list li svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin-top: 3px;
    fill: none;
    stroke: var(--brand);
    stroke-width: 2.4;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.feature-list li b {
    color: var(--ink);
}

/* 小数据组 */
.mini-stats {
    margin-top: 30px;
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
}

.mini-stats b {
    display: block;
    font-size: 28px;
    font-weight: 800;
    color: var(--brand);
    line-height: 1.2;
}

.mini-stats span {
    font-size: 13px;
    color: var(--sub);
}

/* =========================================================
   对比表（VS）
   ========================================================= */
.vs-wrap {
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    background: #fff;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.vs-row {
    display: grid;
    grid-template-columns: 1.2fr 1.4fr 1.4fr;
    align-items: center;
}

.vs-row + .vs-row {
    border-top: 1px solid var(--line);
}

.vs-row > div {
    padding: 18px 22px;
    font-size: 15px;
    color: var(--text);
}

.vs-row .vs-dim {
    color: var(--muted);
    font-weight: 600;
}

.vs-head {
    background: var(--bg-soft);
}

.vs-head > div {
    font-size: 15px;
    font-weight: 800;
    color: var(--ink);
}

.vs-col-us {
    background: var(--brand-soft-2);
    border-left: 1px solid var(--line);
    border-right: 1px solid var(--line);
    color: var(--ink) !important;
    font-weight: 600;
}

.vs-head .vs-col-us {
    background: var(--brand-soft);
    color: var(--brand) !important;
}

.vs-cell {
    display: flex;
    align-items: center;
    gap: 9px;
}

.vs-cell svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    stroke-width: 2.6;
    stroke-linecap: round;
    stroke-linejoin: round;
    fill: none;
}

.vs-yes svg {
    stroke: #17a673;
}

.vs-no {
    color: var(--sub) !important;
}

.vs-no svg {
    stroke: #c9ced3;
}

/* =========================================================
   合作流程（步骤）
   ========================================================= */
.steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
}

.step {
    position: relative;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 30px 24px;
    transition: all 0.28s ease;
}

.step:hover {
    border-color: rgba(210, 58, 58, 0.24);
    box-shadow: var(--shadow);
    transform: translateY(-4px);
}

.step .step-no {
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.18em;
    color: var(--brand);
}

.step h3 {
    margin-top: 12px;
    font-size: 19px;
    font-weight: 700;
    color: var(--ink);
}

.step p {
    margin-top: 10px;
    font-size: 14px;
    color: var(--muted);
    line-height: 1.8;
}

.step .step-line {
    position: absolute;
    top: 46px;
    right: -24px;
    width: 24px;
    height: 2px;
    background: var(--line-2);
}

.step:last-child .step-line {
    display: none;
}

/* =========================================================
   发展时间轴
   ========================================================= */
.timeline {
    position: relative;
    margin-top: 8px;
    padding-left: 30px;
    display: grid;
    gap: 0;
}

.timeline::before {
    content: "";
    position: absolute;
    left: 7px;
    top: 8px;
    bottom: 8px;
    width: 2px;
    background: linear-gradient(180deg, var(--brand), rgba(210, 58, 58, 0.12));
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    padding: 0 0 26px 0;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-item::before {
    content: "";
    position: absolute;
    left: -30px;
    top: 8px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #fff;
    border: 3px solid var(--brand);
    box-shadow: 0 0 0 4px rgba(210, 58, 58, 0.1);
}

.timeline-item b {
    font-size: 17px;
    font-weight: 800;
    color: var(--ink);
    font-variant-numeric: tabular-nums;
}

.timeline-item span {
    display: block;
    margin-top: 4px;
    color: var(--muted);
    font-size: 14.5px;
    line-height: 1.8;
}

/* =========================================================
   图片墙（门店案例 / 实景）
   ========================================================= */
.gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.gallery figure {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--bg-soft);
    box-shadow: var(--shadow-sm);
}

.gallery img {
    width: 100%;
    height: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.gallery figure:hover img {
    transform: scale(1.06);
}

.gallery figcaption {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 26px 18px 14px;
    background: linear-gradient(0deg, rgba(15, 16, 18, 0.72), rgba(15, 16, 18, 0));
    color: #fff;
    font-size: 14px;
    font-weight: 600;
}

/* =========================================================
   通栏 CTA
   ========================================================= */
.cta-banner {
    background: var(--brand-grad);
    border-radius: var(--radius);
    padding: 44px 36px;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
    box-shadow: 0 18px 44px rgba(210, 58, 58, 0.22);
}

.cta-banner h2 {
    font-size: 30px;
    font-weight: 800;
    letter-spacing: 1px;
}

.cta-banner p {
    margin-top: 8px;
    opacity: 0.94;
    font-size: 15px;
}

.cta-banner .btn {
    background: #fff;
    color: var(--brand);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.14);
}

.cta-banner .btn:hover {
    background: #fff;
    transform: translateY(-2px);
    box-shadow: 0 14px 30px rgba(0, 0, 0, 0.2);
}

/* 全宽深色结尾 CTA */
.cta-full {
    position: relative;
    background: var(--dark);
    color: #fff;
    padding: 88px 0;
    overflow: hidden;
}

.cta-full::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(700px 300px at 12% 0%, rgba(210, 58, 58, 0.34), rgba(20, 22, 26, 0) 70%),
        radial-gradient(600px 260px at 92% 100%, rgba(255, 122, 107, 0.2), rgba(20, 22, 26, 0) 70%);
}

.cta-full .container {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    flex-wrap: wrap;
}

.cta-full h2 {
    font-size: 36px;
    font-weight: 800;
    line-height: 1.3;
    letter-spacing: 0.5px;
}

.cta-full p {
    margin-top: 12px;
    color: #b9bec5;
    font-size: 15px;
}

.cta-full .cta-actions {
    display: flex;
    align-items: center;
    gap: 18px;
    flex-wrap: wrap;
}

.cta-full .cta-tel {
    display: inline-flex;
    flex-direction: column;
    line-height: 1.2;
}

.cta-full .cta-tel span {
    font-size: 12px;
    color: #b9bec5;
    letter-spacing: 0.1em;
}

.cta-full .cta-tel b {
    font-size: 28px;
    font-weight: 800;
    color: #fff;
    letter-spacing: 0.5px;
}

.cta-full .cta-tel:hover b {
    color: var(--brand-light);
}

/* =========================================================
   下载区
   ========================================================= */
.download-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.download-card {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    padding: 26px 20px;
    text-align: center;
    transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

.download-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-5px);
    border-color: rgba(210, 58, 58, 0.2);
}

.download-card .qr {
    width: 144px;
    height: 144px;
    margin: 0 auto 18px;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: var(--bg-soft);
}

.download-card .qr img {
    width: 100%;
    height: 100%;
    box-sizing: border-box;
    /* 真实二维码多为非正方形，用 contain + 白边保证完整可扫，不被裁切 */
    padding: 6px;
    background: #fff;
    object-fit: contain;
}

.download-card h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--ink);
}

.download-card p {
    margin-top: 6px;
    font-size: 13px;
    color: var(--sub);
    min-height: 22px;
}

.download-card .btn {
    margin-top: 16px;
}

/* =========================================================
   悬浮工具条（电话 / 二维码 / 返回顶部）
   ========================================================= */
.float-tools {
    position: fixed;
    right: 20px;
    bottom: 90px;
    z-index: 130;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.float-tools .ft-btn {
    position: relative;
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: #fff;
    border: 1px solid var(--line);
    box-shadow: 0 10px 26px rgba(15, 16, 18, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.24s ease;
}

.float-tools .ft-btn svg {
    width: 22px;
    height: 22px;
    fill: none;
    stroke: var(--ink);
    stroke-width: 1.9;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.float-tools .ft-btn:hover {
    background: var(--brand-grad);
    border-color: transparent;
    transform: translateY(-2px);
}

.float-tools .ft-btn:hover svg {
    stroke: #fff;
}

.float-tools .ft-main {
    background: var(--brand-grad);
    border-color: transparent;
}

.float-tools .ft-main svg {
    stroke: #fff;
}

.float-tools .ft-top {
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
}

.float-tools .ft-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* 二维码浮层 */
.ft-qr-pop {
    position: absolute;
    right: 60px;
    bottom: 0;
    width: 172px;
    padding: 14px;
    border-radius: var(--radius);
    background: #fff;
    border: 1px solid var(--line);
    box-shadow: 0 18px 44px rgba(15, 16, 18, 0.16);
    opacity: 0;
    visibility: hidden;
    transform: translateX(6px);
    transition: all 0.24s ease;
    text-align: center;
}

.float-tools .ft-qr-wrap:hover .ft-qr-pop {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

.ft-qr-pop img {
    width: 100%;
    border-radius: var(--radius-sm);
}

.ft-qr-pop span {
    display: block;
    margin-top: 8px;
    font-size: 12px;
    color: var(--muted);
}

/* =========================================================
   通用内容卡片（正文页）
   ========================================================= */
.prose {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow);
}

.prose h2 {
    margin-top: 38px;
    font-size: 22px;
    font-weight: 800;
    color: var(--ink);
    padding-left: 14px;
    border-left: 4px solid var(--brand);
    line-height: 1.5;
}

.prose h2:first-child {
    margin-top: 0;
}

.prose h3 {
    margin-top: 22px;
    font-size: 18px;
    color: var(--ink);
}

.prose p,
.prose li {
    margin-top: 12px;
    font-size: 15px;
    color: var(--text);
    line-height: 1.9;
}

.prose li {
    padding-left: 16px;
    position: relative;
}

.prose ul li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 13px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--brand);
}

.prose .figure {
    margin: 28px 0;
}

.prose .figure img {
    width: 100%;
    border-radius: var(--radius-sm);
}

.prose .figure figcaption {
    margin-top: 10px;
    text-align: center;
    font-size: 13px;
    color: var(--sub);
}

/* 信息表（百科侧栏） */
.info-box {
    background: var(--bg-soft);
    border-radius: var(--radius);
    padding: 24px;
}

.info-box h3 {
    font-size: 16px;
    font-weight: 800;
    margin-bottom: 14px;
    color: var(--ink);
}

.info-box .row {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px dashed var(--line-2);
    font-size: 14px;
}

.info-box .row:last-child {
    border-bottom: 0;
}

.info-box .row span:first-child {
    color: var(--sub);
    flex-shrink: 0;
}

.info-box .row span:last-child {
    text-align: right;
    color: var(--text);
    font-weight: 600;
}

.wiki-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 28px;
    align-items: start;
}

/* 侧栏粘性 */
.wiki-layout .info-box {
    position: sticky;
    top: calc(var(--header-h) + var(--top-h) + 20px);
}

/* 联系卡片（采购/入驻/招聘） */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.contact-card {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 26px;
    background: #fff;
    transition: all 0.28s ease;
}

.contact-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
    border-color: rgba(210, 58, 58, 0.22);
}

.contact-card .region {
    font-size: 16px;
    font-weight: 700;
    color: var(--ink);
}

.contact-card .number {
    margin-top: 8px;
    font-size: 24px;
    font-weight: 800;
    color: var(--brand);
    letter-spacing: 0.5px;
}

.contact-card .actions {
    margin-top: 16px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.divider-text {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 32px 0 18px;
    color: var(--sub);
    font-size: 13px;
}

.divider-text::before,
.divider-text::after {
    content: "";
    flex: 1;
    height: 1px;
    background: var(--line);
}

/* 页面头部（内页） */
.page-head {
    position: relative;
    margin-top: calc(var(--header-h) + var(--top-h));
    padding: 72px 0 60px;
    background:
        radial-gradient(900px 300px at 50% -80px, rgba(210, 58, 58, 0.1), rgba(255, 255, 255, 0) 72%),
        linear-gradient(180deg, var(--brand-soft-2), #fff);
    text-align: center;
    overflow: hidden;
}

.page-head h1 {
    margin-top: 16px;
    font-size: 40px;
    font-weight: 800;
    color: var(--ink);
    letter-spacing: 0.5px;
}

.page-head p {
    margin-top: 14px;
    color: var(--muted);
    font-size: 16px;
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
}

/* 面包屑 */
.crumb {
    margin-top: 18px;
    font-size: 13px;
    color: var(--sub);
}

.crumb a:hover {
    color: var(--brand);
}

/* =========================================================
   底部
   ========================================================= */
.site-footer {
    margin-top: 64px;
    background: var(--dark);
    color: #cfcfcf;
    padding: 48px 0 22px;
    font-size: 14px;
}

/* 通栏 CTA 紧接底部时不再叠加间距 */
.cta-full + .site-footer {
    margin-top: 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
    gap: 40px;
}

.footer-brand .footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-brand .logo-mark {
    box-shadow: none;
}

/* 覆盖下方 .footer-brand img{height:46px}，避免 footer 里的 logo 被撑大 */
.footer-brand .logo-mark img {
    width: 100%;
    height: 100%;
}

.footer-brand .logo-type b {
    color: #fff;
}

.footer-brand .logo-type i {
    color: #8b9199;
}

.footer-brand img {
    height: 46px;
    width: auto;
}

.footer-brand p {
    margin-top: 18px;
    color: #9aa0a6;
    line-height: 1.9;
    font-size: 13px;
}

.footer-col h4 {
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-col a,
.footer-col li {
    display: block;
    padding: 5px 0;
    color: #9aa0a6;
    font-size: 13px;
}

.footer-col a:hover {
    color: #fff;
}

.footer-contact .tel {
    color: #fff;
    font-size: 24px;
    font-weight: 800;
    letter-spacing: 0.5px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer-contact .tel:hover {
    color: var(--brand-light);
}

.footer-qr {
    display: flex;
    gap: 14px;
    align-items: center;
    margin-top: 26px;
}

.footer-qr img {
    width: 96px;
    height: 96px;
    border-radius: var(--radius-sm);
    background: #fff;
    padding: 4px;
}

.footer-qr span {
    font-size: 13px;
    color: #9aa0a6;
    line-height: 1.7;
}

.friend-links {
    margin-top: 40px;
    padding-top: 26px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.friend-links h4 {
    color: #fff;
    font-size: 14px;
    margin-bottom: 12px;
}

.friend-links .links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 14px;
}

.friend-links .links a {
    color: #8b9199;
    font-size: 13px;
}

.friend-links .links a:hover {
    color: #fff;
}

.footer-bottom {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    text-align: center;
    color: #7e848b;
    font-size: 13px;
    line-height: 2;
}

.footer-bottom a {
    color: #a8aeb5;
}

.footer-bottom a:hover {
    color: #fff;
}

/* =========================================================
   手机端底部 Tab
   ========================================================= */
.tabbar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 120;
    display: flex;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-top: 1px solid var(--line);
    padding-bottom: env(safe-area-inset-bottom);
    box-shadow: 0 -2px 16px rgba(15, 16, 18, 0.05);
}

.tabbar a {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    height: 58px;
    color: var(--sub);
    font-size: 11px;
}

.tabbar a svg {
    width: 22px;
    height: 22px;
    fill: currentColor;
}

.tabbar a.active {
    color: var(--brand);
    font-weight: 600;
}

/* Toast */
.toast {
    position: fixed;
    left: 50%;
    bottom: 96px;
    transform: translateX(-50%) translateY(10px);
    background: rgba(15, 16, 18, 0.9);
    color: #fff;
    padding: 10px 20px;
    border-radius: 999px;
    font-size: 14px;
    opacity: 0;
    pointer-events: none;
    transition: all 0.25s ease;
    z-index: 200;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* =========================================================
   滚动显现动画
   ========================================================= */
.reveal {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform;
}

.reveal.in {
    opacity: 1;
    transform: none;
}

.reveal-d1 {
    transition-delay: 0.08s;
}

.reveal-d2 {
    transition-delay: 0.16s;
}

.reveal-d3 {
    transition-delay: 0.24s;
}

@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }

    html {
        scroll-behavior: auto;
    }
}

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

/* PC：显示横向导航、隐藏底部 tab */
@media (min-width: 992px) {
    body {
        padding-bottom: 0;
    }

    .tabbar {
        display: none !important;
    }

    .mobile-only {
        display: none !important;
    }
}

/* H5：隐藏横向导航与顶部信息条，只留 logo + 电话 */
@media (max-width: 991px) {
    :root {
        --top-h: 0px;
        --header-h: 60px;
    }

    .topbar {
        display: none;
    }

    .header-nav {
        display: none;
    }

    .header-btn {
        display: none;
    }

    .section,
    .section-soft {
        padding: 56px 0 0;
    }

    .section:last-of-type {
        padding-bottom: 56px;
    }

    .section-soft {
        padding: 56px 0;
        margin-top: 56px;
    }

    .section-title {
        margin-bottom: 32px;
    }

    .section-title h2,
    .section-head h2 {
        font-size: 26px;
    }

    .hero {
        padding: 44px 0 52px;
    }

    .hero-inner {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .hero h1 {
        font-size: 32px;
    }

    .hero-desc {
        margin-top: 16px;
    }

    .hero-visual {
        order: -1;
    }

    .hero-shot {
        max-width: 100%;
    }

    .float-card {
        display: none;
    }

    .stats-band {
        grid-template-columns: repeat(2, 1fr);
        margin-top: 48px;
    }

    .stats-band .stat-item:nth-child(2n) {
        border-right: 0;
    }

    .stats-band .stat-item:nth-child(n + 3) {
        border-top: 1px solid var(--line);
    }

    .stats-band b {
        font-size: 26px;
    }

    .chip-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
    }

    .chip {
        height: 46px;
        font-size: 14px;
    }

    .advantage-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
    }

    .advantage {
        padding: 22px 18px;
    }

    .showcase {
        grid-template-columns: 1fr;
        gap: 26px;
    }

    .showcase + .showcase {
        margin-top: 56px;
    }

    .showcase-text h3 {
        font-size: 24px;
    }

    .steps {
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
    }

    .step .step-line {
        display: none;
    }

    .gallery {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .download-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
    }

    .download-card {
        padding: 20px 14px;
    }

    .download-card .qr {
        width: 118px;
        height: 118px;
    }

    .wiki-layout {
        grid-template-columns: 1fr;
    }

    .wiki-layout .info-box {
        position: static;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 28px;
    }

    .prose {
        padding: 24px;
        border-radius: var(--radius);
    }

    .page-head {
        padding: 46px 0 38px;
    }

    .page-head h1 {
        font-size: 27px;
    }

    .page-head p {
        font-size: 14px;
    }

    .cta-banner {
        padding: 30px 22px;
    }

    .cta-banner h2 {
        font-size: 22px;
    }

    .cta-full {
        padding: 56px 0;
    }

    .cta-full h2 {
        font-size: 26px;
    }

    .cta-full .cta-tel b {
        font-size: 24px;
    }

    /* VS 表在窄屏改成两列（维度 + 两列合并展示） */
    .vs-row {
        grid-template-columns: 1fr 1fr;
    }

    .vs-row .vs-dim {
        grid-column: 1 / -1;
        background: var(--bg-soft);
        font-weight: 700;
        color: var(--ink);
        padding-bottom: 8px;
    }

    .vs-row > div {
        padding: 14px 16px;
    }

    .vs-head {
        display: none;
    }

    .float-tools {
        right: 14px;
        bottom: 78px;
        gap: 8px;
    }

    .float-tools .ft-btn {
        width: 44px;
        height: 44px;
        border-radius: 12px;
    }

    .ft-qr-pop {
        display: none;
    }
}

@media (max-width: 600px) {
    .container {
        padding: 0 16px;
    }

    .logo-mark {
        width: 34px;
        height: 34px;
        border-radius: 10px;
    }

    .logo-type b {
        font-size: 17px;
        letter-spacing: 1px;
    }

    .logo-type i {
        font-size: 9px;
    }

    .header-phone {
        font-size: 15px;
    }

    .btn {
        height: 44px;
        padding: 0 20px;
        font-size: 14px;
    }

    .hero h1 {
        font-size: 28px;
    }

    .hero-actions {
        gap: 14px;
    }

    .hero-actions .btn {
        flex: 1;
    }

    .chip-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .advantage-grid {
        grid-template-columns: 1fr;
    }

    .steps {
        grid-template-columns: 1fr;
    }

    .gallery {
        grid-template-columns: 1fr;
    }

    .download-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .download-card .qr {
        width: 104px;
        height: 104px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 26px;
    }

    .footer-qr img {
        width: 82px;
        height: 82px;
    }

    .section-title h2,
    .section-head h2 {
        font-size: 22px;
    }

    .cta-full h2 {
        font-size: 23px;
    }

    .stats-band b {
        font-size: 23px;
    }
}

/* =========================================================
   首屏幻灯片（01 平台优势 / 02 下载 App）
   ========================================================= */
.hero-slider {
    position: relative;
}

.hero-tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 30px;
}

.hero-tab {
    -webkit-appearance: none;
    appearance: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 1px solid var(--line-2);
    background: #fff;
    color: var(--muted);
    font-family: inherit;
    font-size: 14px;
    font-weight: 600;
    line-height: 1;
    padding: 11px 22px;
    border-radius: 999px;
    cursor: pointer;
    transition: color .25s ease, background .25s ease, border-color .25s ease, box-shadow .25s ease;
}

.hero-tab i {
    font-style: normal;
    font-size: 12px;
    font-weight: 800;
    color: var(--sub);
    transition: color .25s ease;
}

.hero-tab:hover {
    color: var(--brand);
    border-color: rgba(210, 58, 58, 0.35);
}

.hero-tab.is-active {
    background: var(--brand);
    border-color: var(--brand);
    color: #fff;
    box-shadow: 0 10px 24px -10px rgba(210, 58, 58, 0.85);
}

.hero-tab.is-active i {
    color: rgba(255, 255, 255, 0.72);
}

.hero-viewport {
    overflow: hidden;
}

.hero-track {
    display: flex;
    align-items: stretch;
    transition: transform .7s cubic-bezier(0.22, 0.61, 0.36, 1);
    will-change: transform;
}

.hero-track.is-dragging {
    transition: none;
}

.hero-slide {
    flex: 0 0 100%;
    min-width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 4px 2px;
}

.hero-slide .hero-inner {
    width: 100%;
}

.hero-slide .download-slide {
    width: 100%;
    padding: 6px 0;
}

.hero-slide .download-slide .section-title {
    margin-bottom: 34px;
}

.hero-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 30px;
}

.hero-dot {
    width: 8px;
    height: 8px;
    padding: 0;
    border: 0;
    border-radius: 999px;
    background: rgba(15, 16, 18, 0.16);
    cursor: pointer;
    transition: width .3s ease, background .3s ease;
}

.hero-dot:hover {
    background: rgba(210, 58, 58, 0.5);
}

.hero-dot.is-active {
    width: 24px;
    background: var(--brand);
}

@media (max-width: 991px) {
    .hero-tabs {
        gap: 8px;
        margin-bottom: 22px;
    }

    .hero-tab {
        font-size: 13px;
        padding: 9px 16px;
    }

    .hero-slide .download-slide .section-title {
        margin-bottom: 24px;
    }

    .hero-dots {
        margin-top: 22px;
    }
}

@media (max-width: 600px) {
    .hero-tab {
        font-size: 12px;
        padding: 8px 13px;
        gap: 6px;
    }

    .hero-slide {
        padding: 2px 0;
    }
}