/* =========================================================
   Neon Luxe — 暗夜霓虹商城主题
   主色：洋红 Magenta → 青 Cyan → 紫 Violet 渐变
   强调：琥珀金 Amber（价格）
   风格：暗色玻璃拟态、霓虹辉光、毛玻璃卡片
   ========================================================= */

/* ---------- 设计令牌 ---------- */
:root {
    --c-bg: #070912;              /* 深夜底 */
    --c-bg-2: #0c1020;
    --c-surface: #121829;         /* 卡片玻璃底 */
    --c-surface-2: #1a2138;
    --c-elevated: #202844;
    --c-glass: rgba(255, 255, 255, 0.04);

    --c-text: #f1f5f9;            /* 主文字 */
    --c-text-2: #cbd5e1;
    --c-muted: #8b93a7;           /* 次文字 */
    --c-line: rgba(255, 255, 255, 0.08);
    --c-line-2: rgba(255, 255, 255, 0.14);

    --c-pink: #ec4899;            /* 洋红 */
    --c-pink-2: #f472b6;
    --c-cyan: #06b6d4;            /* 青 */
    --c-cyan-2: #22d3ee;
    --c-violet: #8b5cf6;          /* 紫 */
    --c-amber: #fbbf24;           /* 琥珀金（价格） */
    --c-amber-2: #f59e0b;

    --grad-primary: linear-gradient(135deg, #ec4899 0%, #8b5cf6 50%, #06b6d4 100%);
    --grad-pc: linear-gradient(135deg, #ec4899 0%, #06b6d4 100%);
    --grad-cv: linear-gradient(135deg, #06b6d4 0%, #8b5cf6 100%);
    --grad-hero: radial-gradient(circle at 18% 20%, rgba(236, 72, 153, 0.18) 0%, transparent 45%),
                 radial-gradient(circle at 82% 15%, rgba(6, 182, 212, 0.16) 0%, transparent 45%),
                 radial-gradient(circle at 50% 100%, rgba(139, 92, 246, 0.14) 0%, transparent 50%),
                 linear-gradient(135deg, #0a0f1f 0%, #0c1224 100%);

    --glow-pink: 0 0 30px rgba(236, 72, 153, 0.35);
    --glow-cyan: 0 0 30px rgba(6, 182, 212, 0.35);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
    --shadow-neon: 0 16px 40px rgba(139, 92, 246, 0.25);
    --container: 1240px;
}

/* ---------- 全局重置 ---------- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', system-ui, sans-serif;
    background-color: var(--c-bg);
    background-image:
        radial-gradient(circle at 10% -5%, rgba(236, 72, 153, 0.08) 0%, transparent 30%),
        radial-gradient(circle at 90% 5%, rgba(6, 182, 212, 0.07) 0%, transparent 30%);
    background-attachment: fixed;
    color: var(--c-text);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; outline: none; font-family: inherit; }

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 20px;
}

/* 渐变文字工具类 */
.grad-text {
    background: var(--grad-pc);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* =========================================================
   公共顶部 header
   ========================================================= */
header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(10, 14, 28, 0.82);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--c-line);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

/* 顶部工具条 */
.header-topbar {
    background: rgba(0, 0, 0, 0.35);
    color: var(--c-text-2);
    font-size: 12.5px;
    letter-spacing: 0.2px;
    border-bottom: 1px solid var(--c-line);
}
.header-topbar-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 9px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.topbar-welcome { display: flex; align-items: center; gap: 8px; }
.topbar-welcome i {
    background: var(--grad-pc);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 12px;
}
.header-topbar a { color: var(--c-text-2); transition: color .2s; }
.header-topbar a:hover { color: var(--c-cyan-2); }
.topbar-links { display: flex; gap: 18px; align-items: center; }
.topbar-links i { margin-right: 5px; font-size: 11px; color: var(--c-pink-2); }
.topbar-split { width: 1px; height: 11px; background: var(--c-line-2); }

/* 主导航行 */
.header-container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 30px;
}
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
    position: relative;
}
.logo::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -4px;
    height: 2px;
    width: 100%;
    background: var(--grad-pc);
    border-radius: 2px;
    opacity: 0.6;
    filter: blur(2px);
}
.logo img { height: 38px; transition: transform .3s; filter: brightness(0) invert(1); }
.logo:hover img { transform: scale(1.03); }

/* 搜索条 */
.search-bar {
    flex: 1;
    display: flex;
    align-items: center;
    background: var(--c-glass);
    border: 1px solid var(--c-line-2);
    border-radius: 14px;
    padding: 4px;
    max-width: 640px;
    margin: 0 auto;
    transition: border-color .25s, box-shadow .25s;
    backdrop-filter: blur(8px);
}
.search-bar:focus-within {
    border-color: var(--c-pink);
    box-shadow: 0 0 0 3px rgba(236, 72, 153, 0.18), var(--glow-pink);
}
.search-category {
    display: flex;
    align-items: center;
    padding: 0 16px;
    height: 38px;
    margin-right: 4px;
    border-right: 1px solid var(--c-line);
    position: relative;
    cursor: pointer;
    font-size: 13.5px;
    color: var(--c-text-2);
    white-space: nowrap;
}
.search-category i {
    margin-left: 6px;
    font-size: 10px;
    transition: transform .3s;
    color: var(--c-muted);
}
.search-category.active i { transform: rotate(180deg); }
.category-dropdown {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    background: var(--c-surface);
    border: 1px solid var(--c-line-2);
    border-radius: 12px;
    box-shadow: var(--shadow);
    width: 200px;
    z-index: 30;
    padding: 6px;
    display: none;
}
.search-category.active .category-dropdown { display: block; }
.category-dropdown li {
    padding: 9px 12px;
    font-size: 13.5px;
    border-radius: 8px;
    cursor: pointer;
    transition: background .2s, color .2s;
    color: var(--c-text-2);
}
.category-dropdown li:hover {
    background: var(--c-glass);
    color: var(--c-cyan-2);
}
.search-bar input {
    flex: 1;
    border: none;
    outline: none;
    background: transparent;
    padding: 8px 10px;
    font-size: 14px;
    color: var(--c-text);
    min-width: 0;
}
.search-bar input::placeholder { color: var(--c-muted); }
.search-btn {
    background: var(--grad-pc);
    color: #fff;
    height: 40px;
    padding: 0 24px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    flex-shrink: 0;
    font-size: 14px;
    font-weight: 600;
    transition: transform .2s, box-shadow .2s;
}
.search-btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--glow-pink);
}

/* 用户操作 */
.user-actions { display: flex; align-items: center; gap: 20px; flex-shrink: 0; }
.user-actions > a {
    font-size: 13.5px;
    color: var(--c-text-2);
    display: flex;
    align-items: center;
    gap: 6px;
    transition: color .2s;
}
.user-actions > a:hover { color: var(--c-cyan-2); }
.cart { font-size: 21px; position: relative; }
.cart-count {
    position: absolute;
    top: -8px;
    right: -10px;
    background: var(--grad-pc);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    padding: 1px 6px;
    border-radius: 999px;
    min-width: 18px;
    text-align: center;
    line-height: 1.5;
    border: 2px solid var(--c-bg);
}
.user-account {
    padding: 9px 22px;
    border-radius: 10px;
    background: var(--grad-pc);
    color: #fff !important;
    font-weight: 600;
    letter-spacing: 0.3px;
    transition: transform .2s, box-shadow .2s;
}
.user-account:hover {
    transform: translateY(-1px);
    box-shadow: var(--glow-pink);
    color: #fff !important;
}

/* 主导航条 */
.header-nav {
    border-top: 1px solid var(--c-line);
    background: rgba(0, 0, 0, 0.2);
}
.header-nav-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    gap: 4px;
    flex-wrap: wrap;
}
.side-nav-btn {
    position: relative;
    padding: 14px 20px;
    font-size: 14.5px;
    color: var(--c-text-2);
    transition: color .2s;
    white-space: nowrap;
    letter-spacing: 0.2px;
}
.side-nav-btn::after {
    content: "";
    position: absolute;
    left: 50%;
    right: 50%;
    bottom: 0;
    height: 2px;
    background: var(--grad-pc);
    transition: left .25s, right .25s;
    border-radius: 2px;
}
.side-nav-btn:hover { color: var(--c-cyan-2); }
.side-nav-btn:hover::after,
.side-nav-btn.active::after { left: 20px; right: 20px; }
.side-nav-btn.active { color: #fff; font-weight: 600; }

/* 面包屑 */
.breadcrumb { margin: 20px 0; font-size: 13.5px; color: var(--c-muted); }
.breadcrumb a { color: var(--c-text-2); }
.breadcrumb a:hover { color: var(--c-cyan-2); }
.breadcrumb span { color: var(--c-muted); }

/* =========================================================
   首页：英雄区
   ========================================================= */
.hp-hero {
    max-width: var(--container);
    margin: 28px auto 0;
    padding: 0 20px;
}
.hp-hero-inner {
    background: var(--grad-hero);
    border-radius: 24px;
    padding: 64px 64px;
    color: var(--c-text);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--c-line-2);
    box-shadow: var(--shadow-neon);
}
.hp-hero-inner::before {
    content: "";
    position: absolute;
    width: 420px;
    height: 420px;
    background: radial-gradient(circle, rgba(236, 72, 153, 0.35) 0%, transparent 65%);
    border-radius: 50%;
    top: -150px;
    right: -80px;
    pointer-events: none;
    animation: hpFloat 9s ease-in-out infinite;
}
.hp-hero-inner::after {
    content: "";
    position: absolute;
    width: 320px;
    height: 320px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.3) 0%, transparent 65%);
    border-radius: 50%;
    bottom: -140px;
    left: 18%;
    pointer-events: none;
    animation: hpFloat 11s ease-in-out infinite reverse;
}
.hp-hero-text { position: relative; z-index: 2; max-width: 560px; }
.hp-hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--c-glass);
    border: 1px solid var(--c-line-2);
    backdrop-filter: blur(8px);
    padding: 7px 18px;
    border-radius: 999px;
    font-size: 12.5px;
    margin-bottom: 22px;
    letter-spacing: 0.5px;
    color: var(--c-text);
}
.hp-hero-eyebrow i {
    background: var(--grad-pc);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hp-hero h1 {
    font-size: 50px;
    line-height: 1.16;
    margin-bottom: 18px;
    font-weight: 800;
    letter-spacing: 0.5px;
}
.hp-hero h1 .grad-text { display: inline; }
.hp-hero-sub { font-size: 16.5px; color: var(--c-text-2); margin-bottom: 34px; max-width: 440px; line-height: 1.75; }
.hp-hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hp-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 30px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 14.5px;
    letter-spacing: 0.3px;
    transition: transform .2s, box-shadow .2s, background .2s;
}
.hp-btn-primary { background: var(--grad-pc); color: #fff; }
.hp-btn-primary:hover { transform: translateY(-2px); box-shadow: var(--glow-pink); }
.hp-btn-ghost {
    background: var(--c-glass);
    color: var(--c-text);
    border: 1px solid var(--c-line-2);
    backdrop-filter: blur(8px);
}
.hp-btn-ghost:hover { background: rgba(255, 255, 255, 0.08); border-color: var(--c-cyan); }

/* 英雄区右侧玻璃数据卡 */
.hp-hero-art {
    position: relative;
    z-index: 2;
    flex-shrink: 0;
    width: 300px;
}
.hp-glass-card {
    background: var(--c-glass);
    border: 1px solid var(--c-line-2);
    border-radius: 20px;
    padding: 28px;
    backdrop-filter: blur(14px);
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}
.hp-glass-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: var(--grad-pc);
    opacity: 0.08;
    pointer-events: none;
}
.hp-glass-icon {
    width: 64px;
    height: 64px;
    border-radius: 18px;
    background: var(--grad-pc);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: #fff;
    margin-bottom: 20px;
    box-shadow: var(--glow-pink);
    position: relative;
    z-index: 2;
}
.hp-glass-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 6px;
    position: relative;
    z-index: 2;
}
.hp-glass-desc {
    font-size: 13px;
    color: var(--c-muted);
    margin-bottom: 22px;
    line-height: 1.6;
    position: relative;
    z-index: 2;
}
.hp-glass-stats {
    display: flex;
    gap: 18px;
    position: relative;
    z-index: 2;
}
.hp-glass-stat .num {
    font-size: 22px;
    font-weight: 800;
    background: var(--grad-pc);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: block;
    line-height: 1.2;
}
.hp-glass-stat .lab { font-size: 11.5px; color: var(--c-muted); }
@keyframes hpFloat {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(-12px, 18px); }
}

/* =========================================================
   首页：服务保障条
   ========================================================= */
.hp-services {
    max-width: var(--container);
    margin: -28px auto 0;
    padding: 0 20px;
    position: relative;
    z-index: 5;
}
.hp-services-inner {
    background: var(--c-surface);
    border: 1px solid var(--c-line-2);
    border-radius: 18px;
    padding: 22px 12px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    box-shadow: var(--shadow);
    backdrop-filter: blur(10px);
}
.hp-service {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 0 22px;
    position: relative;
    justify-content: center;
}
.hp-service:not(:last-child)::after {
    content: "";
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    height: 40px;
    width: 1px;
    background: var(--c-line-2);
}
.hp-service-icon {
    width: 46px;
    height: 46px;
    border-radius: 14px;
    background: var(--c-glass);
    border: 1px solid var(--c-line-2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 19px;
    flex-shrink: 0;
    position: relative;
}
.hp-service:nth-child(1) .hp-service-icon i { color: var(--c-pink-2); }
.hp-service:nth-child(2) .hp-service-icon i { color: var(--c-cyan-2); }
.hp-service:nth-child(3) .hp-service-icon i { color: var(--c-violet); }
.hp-service:nth-child(4) .hp-service-icon i { color: var(--c-amber); }
.hp-service-text strong { display: block; font-size: 14px; color: var(--c-text); font-weight: 600; }
.hp-service-text span { font-size: 12px; color: var(--c-muted); }

/* =========================================================
   首页：区块通用
   ========================================================= */
.hp-section {
    max-width: var(--container);
    margin: 64px auto;
    padding: 0 20px;
}
.hp-section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 32px;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--c-line);
}
.hp-section-heading { display: flex; flex-direction: column; gap: 8px; }
.hp-section-eyebrow {
    font-size: 11.5px;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    font-weight: 600;
    background: var(--grad-pc);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
    width: fit-content;
}
.hp-section-title {
    font-size: 28px;
    font-weight: 800;
    color: var(--c-text);
    letter-spacing: 0.5px;
    display: flex;
    align-items: baseline;
    gap: 14px;
}
.hp-section-sub { font-size: 13.5px; color: var(--c-muted); font-weight: 400; letter-spacing: 0; }
.hp-section-more {
    font-size: 13.5px;
    color: var(--c-cyan-2);
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: gap .2s, color .2s;
    font-weight: 500;
}
.hp-section-more:hover { gap: 8px; color: var(--c-pink-2); }

/* =========================================================
   首页：精选商品（双卡）
   ========================================================= */
.hp-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 22px;
    margin-bottom: 12px;
}
.hp-feature {
    border-radius: 18px;
    padding: 34px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
    position: relative;
    overflow: hidden;
    transition: transform .25s, box-shadow .25s, border-color .25s;
    min-height: 200px;
    border: 1px solid var(--c-line-2);
    background: var(--c-surface);
}
.hp-feature::before {
    content: "";
    position: absolute;
    inset: 0;
    opacity: 0.5;
    pointer-events: none;
}
.hp-feature-1::before { background: linear-gradient(135deg, rgba(236, 72, 153, 0.12) 0%, rgba(139, 92, 246, 0.08) 100%); }
.hp-feature-2::before { background: linear-gradient(135deg, rgba(6, 182, 212, 0.12) 0%, rgba(139, 92, 246, 0.08) 100%); }
.hp-feature:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-neon);
    border-color: var(--c-pink);
}
.hp-feature-body { position: relative; z-index: 2; flex: 1; min-width: 0; }
.hp-feature-tag {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 11.5px;
    font-weight: 600;
    color: var(--c-text);
    background: var(--c-glass);
    border: 1px solid var(--c-line-2);
    padding: 4px 14px;
    border-radius: 999px;
    margin-bottom: 14px;
    letter-spacing: 0.3px;
    backdrop-filter: blur(8px);
}
.hp-feature-1 .hp-feature-tag i { color: var(--c-pink-2); }
.hp-feature-2 .hp-feature-tag i { color: var(--c-cyan-2); }
.hp-feature h3 {
    font-size: 22px;
    margin-bottom: 10px;
    color: var(--c-text);
    line-height: 1.4;
    font-weight: 700;
}
.hp-feature .hp-feature-price {
    font-size: 30px;
    font-weight: 800;
    margin-bottom: 18px;
    background: var(--grad-pc);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hp-feature-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 24px;
    border-radius: 10px;
    background: var(--grad-pc);
    color: #fff;
    font-size: 13.5px;
    transition: transform .2s, box-shadow .2s;
    font-weight: 600;
}
.hp-feature-btn:hover { transform: translateY(-1px); box-shadow: var(--glow-pink); }
.hp-feature-img {
    width: 38%;
    max-width: 180px;
    position: relative;
    z-index: 1;
    flex-shrink: 0;
}
.hp-feature-img img {
    width: 100%;
    height: 150px;
    object-fit: contain;
    filter: drop-shadow(0 14px 22px rgba(236, 72, 153, 0.3));
    transition: transform .4s;
}
.hp-feature:hover .hp-feature-img img { transform: scale(1.06) rotate(2deg); }

/* =========================================================
   首页：商品网格
   ========================================================= */
.hp-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}
.hp-card {
    background: var(--c-surface);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--c-line);
    transition: transform .25s, box-shadow .25s, border-color .25s;
    display: flex;
    flex-direction: column;
    position: relative;
}
.hp-card::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 16px;
    padding: 1px;
    background: var(--grad-pc);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity .25s;
    pointer-events: none;
}
.hp-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-neon);
    border-color: transparent;
}
.hp-card:hover::after { opacity: 1; }
.hp-card-media {
    background:
        radial-gradient(circle at 50% 40%, rgba(139, 92, 246, 0.18) 0%, transparent 60%),
        var(--c-bg-2);
    height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid var(--c-line);
}
.hp-card-media img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform .4s ease;
    filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.4));
}
.hp-card:hover .hp-card-media img { transform: scale(1.1); }
.hp-card-body {
    padding: 16px 18px 18px;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.hp-card-title {
    font-size: 14.5px;
    font-weight: 600;
    color: var(--c-text-2);
    height: 44px;
    overflow: hidden;
    margin-bottom: 12px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    transition: color .2s;
}
.hp-card-title:hover { color: var(--c-cyan-2); }
.hp-card-foot {
    margin-top: auto;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 10px;
}
.hp-card-price { display: flex; flex-direction: column; }
.hp-card-price .label { font-size: 11px; color: var(--c-muted); letter-spacing: 0.5px; }
.hp-card-price .val {
    font-size: 22px;
    font-weight: 800;
    color: var(--c-amber);
    line-height: 1.2;
}
.hp-card-btn {
    padding: 8px 16px;
    border-radius: 10px;
    background: var(--c-glass);
    color: var(--c-cyan-2);
    border: 1px solid var(--c-line-2);
    font-size: 13px;
    font-weight: 500;
    transition: background .2s, color .2s, border-color .2s;
    white-space: nowrap;
}
.hp-card-btn:hover { background: var(--grad-pc); color: #fff; border-color: transparent; }

/* =========================================================
   公共底部 footer
   ========================================================= */
footer {
    background: var(--c-bg-2);
    color: var(--c-text-2);
    margin-top: 96px;
    border-top: 1px solid var(--c-line-2);
    position: relative;
}
footer::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--grad-pc);
}

/* 底部品牌承诺条 */
.footer-strip {
    border-bottom: 1px solid var(--c-line);
    background: rgba(0, 0, 0, 0.2);
}
.footer-strip-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 32px 20px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.footer-strip-item {
    display: flex;
    align-items: center;
    gap: 14px;
    color: var(--c-text-2);
}
.footer-strip-item:not(:last-child) {
    border-right: 1px solid var(--c-line);
    padding-right: 24px;
}
.footer-strip-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--c-glass);
    border: 1px solid var(--c-line-2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}
.footer-strip-item:nth-child(1) .footer-strip-icon i { color: var(--c-pink-2); }
.footer-strip-item:nth-child(2) .footer-strip-icon i { color: var(--c-cyan-2); }
.footer-strip-item:nth-child(3) .footer-strip-icon i { color: var(--c-amber); }
.footer-strip-item strong {
    display: block;
    color: var(--c-text);
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.3px;
}
.footer-strip-item span { font-size: 12.5px; color: var(--c-muted); }

.footer-container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 60px 20px 36px;
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1.1fr;
    gap: 44px;
}
.footer-logo img {
    height: 36px;
    margin-bottom: 20px;
    filter: brightness(0) invert(1);
}
.footer-logo p { font-size: 13.5px; color: var(--c-muted); line-height: 1.85; }
.footer-col h4 {
    color: var(--c-text);
    font-size: 16px;
    margin-bottom: 22px;
    font-weight: 600;
    letter-spacing: 0.3px;
    position: relative;
    padding-bottom: 10px;
}
.footer-col h4::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 28px;
    height: 2px;
    background: var(--grad-pc);
    border-radius: 2px;
}
.footer-col ul li { margin-bottom: 12px; }
.footer-col a {
    color: var(--c-muted);
    font-size: 13.5px;
    transition: color .2s, padding-left .2s;
    display: inline-block;
}
.footer-col a:hover { color: var(--c-cyan-2); padding-left: 4px; }
.footer-col a i { color: var(--c-pink-2); margin-right: 6px; font-size: 10px; }

/* 联系信息列 */
.footer-contact { display: flex; flex-direction: column; }
.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 13.5px;
    color: var(--c-muted);
    margin-bottom: 14px;
    line-height: 1.6;
}
.footer-contact-item i { color: var(--c-cyan-2); width: 16px; text-align: center; margin-top: 3px; flex-shrink: 0; }
.footer-social { display: flex; gap: 12px; margin-top: 8px; }
.footer-social a {
    width: 38px;
    height: 38px;
    border-radius: 12px;
    border: 1px solid var(--c-line-2);
    background: var(--c-glass);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--c-text-2);
    transition: background .2s, transform .2s, color .2s, border-color .2s, box-shadow .2s;
}
.footer-social a:hover {
    background: var(--grad-pc);
    border-color: transparent;
    transform: translateY(-3px);
    color: #fff;
    box-shadow: var(--glow-pink);
}

.footer-bottom {
    max-width: var(--container);
    margin: 0 auto;
    padding: 20px;
    border-top: 1px solid var(--c-line);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12.5px;
    color: var(--c-muted);
    flex-wrap: wrap;
    gap: 10px;
    letter-spacing: 0.2px;
}
.policy-links a { color: var(--c-muted); margin-left: 18px; transition: color .2s; }
.policy-links a:hover { color: var(--c-cyan-2); }
.policy-links a i { margin-right: 5px; }

/* =========================================================
   响应式
   ========================================================= */
@media (max-width: 1100px) {
    .hp-grid { grid-template-columns: repeat(3, 1fr); }
    .hp-services-inner { grid-template-columns: repeat(2, 1fr); gap: 22px 0; }
    .hp-service:nth-child(2)::after { display: none; }
    .footer-container { grid-template-columns: 1fr 1fr; }
    .footer-strip-inner { grid-template-columns: 1fr 1fr; }
    .footer-strip-item:nth-child(2) { border-right: none; padding-right: 0; }
    .footer-strip-item:nth-child(3) { grid-column: 1 / -1; }
    .hp-hero-art { display: none; }
    .hp-hero-inner { padding: 52px 44px; }
    .hp-hero h1 { font-size: 42px; }
}

@media (max-width: 768px) {
    .header-topbar { display: none; }
    .header-container { flex-wrap: wrap; gap: 14px; padding: 14px 16px; }
    .search-bar { order: 3; max-width: 100%; width: 100%; }
    .user-actions { gap: 16px; }
    .header-nav-inner {
        overflow-x: auto;
        flex-wrap: nowrap;
        padding: 0 12px;
        scrollbar-width: none;
    }
    .header-nav-inner::-webkit-scrollbar { display: none; }
    .side-nav-btn { padding: 12px 14px; font-size: 14px; }
    .hp-hero-inner { flex-direction: column; padding: 40px 26px; text-align: center; }
    .hp-hero-text { max-width: 100%; }
    .hp-hero h1 { font-size: 32px; }
    .hp-hero-sub { margin-left: auto; margin-right: auto; }
    .hp-hero-actions { justify-content: center; }
    .hp-features { grid-template-columns: 1fr; }
    .hp-feature { flex-direction: column-reverse; text-align: center; }
    .hp-feature-body { display: flex; flex-direction: column; align-items: center; }
    .hp-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-container { grid-template-columns: 1fr; gap: 32px; padding: 48px 16px 24px; }
    .footer-strip-inner { grid-template-columns: 1fr; gap: 18px; padding: 24px 16px; }
    .footer-strip-item { border-right: none !important; padding-right: 0 !important; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .policy-links a { margin: 0 10px; }
    .hp-services { margin-top: -20px; }
    .hp-services-inner { padding: 16px 8px; }
    .hp-service { padding: 0 12px; }
}

@media (max-width: 480px) {
    .hp-grid { grid-template-columns: 1fr; }
    .hp-services-inner { grid-template-columns: 1fr; gap: 18px; }
    .hp-service:not(:last-child)::after { display: none; }
    .hp-hero h1 { font-size: 28px; }
    .hp-section-title { font-size: 22px; }
    .hp-card-media { height: 200px; }
    .hp-hero-inner { padding: 36px 22px; }
}