:root {
    --primary: #c8161d;
    --primary-dark: #a01218;
    --primary-light: #e8333a;
    --secondary: #1a4b8c;
    --secondary-dark: #133a6e;
    --gold: #b8860b;
    --text-primary: #2c2c2c;
    --text-secondary: #555;
    --text-muted: #999;
    --bg-body: #f4f5f7;
    --bg-white: #ffffff;
    --bg-light: #f8f9fb;
    --border: #e6e8eb;
    --border-light: #f0f2f5;
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
    --radius: 4px;
    --radius-lg: 8px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-lg: 0 4px 24px rgba(0,0,0,0.12);
    --max-width: 1200px;
}

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

html, body {
    font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
    font-size: 14px;
    color: var(--text-primary);
    background: var(--bg-body);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a { color: var(--secondary); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--primary); }

ul, ol { list-style: none; }
img { max-width: 100%; display: block; }

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* ============ 顶部信息栏 ============ */
.top-bar {
    background: #2c2c2c;
    color: #bbb;
    font-size: 12px;
    line-height: 32px;
}
.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 32px;
}
.top-bar a {
    color: #bbb;
    margin-left: 16px;
}
.top-bar a:hover { color: #fff; }
.top-bar .top-links a:first-child { margin-left: 0; }

/* ============ 页头 ============ */
.site-header {
    background: #fff;
    border-bottom: 1px solid var(--border);
}
.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}
.site-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}
.site-logo .logo-mark {
    width: 36px;
    height: 36px;
    background: var(--primary);
    border-radius: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 16px;
    flex-shrink: 0;
}
.site-logo .logo-img {
    height: 36px;
    width: auto;
    max-width: 180px;
    object-fit: contain;
    display: block;
    flex-shrink: 0;
}
.site-logo .logo-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 2px;
}
.site-logo .logo-text .cn {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}
.site-logo .logo-text .en {
    font-size: 10px;
    color: var(--text-muted);
    letter-spacing: 0.3px;
    line-height: 1.2;
    max-width: 220px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ============ 主导航 ============ */
.site-nav {
    display: flex;
    align-items: center;
}
.site-nav > li {
    position: relative;
}
.site-nav > li > a {
    display: block;
    padding: 0 20px;
    line-height: 80px;
    font-size: 15px;
    color: var(--text-primary);
    font-weight: 500;
    position: relative;
    transition: color 0.2s;
}
.site-nav > li > a::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: var(--primary);
    transition: width 0.25s;
}
.site-nav > li:hover > a,
.site-nav > li.active > a {
    color: var(--primary);
}
.site-nav > li:hover > a::after,
.site-nav > li.active > a::after {
    width: 60%;
}
/* 有下拉菜单的一级菜单悬停时，下划线全宽与二级菜单顶部无缝衔接 */
.site-nav .has-dropdown:hover > a::after {
    width: 100%;
}

.site-nav .dropdown {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    min-width: 180px;
    background: #fff;
    box-shadow: var(--shadow-lg);
    padding: 10px 0;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s;
    z-index: 100;
}
.site-nav .has-dropdown:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}
.site-nav .dropdown li a {
    display: block;
    padding: 10px 20px;
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.5;
    white-space: nowrap;
    transition: all 0.15s;
}
.site-nav .dropdown li a:hover {
    background: #faf5f5;
    color: var(--primary);
    padding-left: 24px;
}

/* ============ 头部操作区 ============ */
.site-header .header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}
.btn {
    display: inline-block;
    padding: 8px 20px;
    font-size: 14px;
    font-weight: 500;
    border: 1px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
    line-height: 1.4;
    background: transparent;
    font-family: inherit;
}
.btn-primary {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}
.btn-primary:hover {
    background: var(--primary-dark);
    color: #fff;
    border-color: var(--primary-dark);
}
.btn-outline {
    background: #fff;
    color: var(--primary);
    border-color: var(--primary);
}
.btn-outline:hover {
    background: var(--primary);
    color: #fff;
}
.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border-color: var(--border);
}
.btn-ghost:hover {
    color: var(--primary);
    border-color: var(--primary);
}
.btn-sm { padding: 5px 14px; font-size: 13px; }
.btn-lg { padding: 12px 32px; font-size: 16px; }

/* ============ 页面主体 ============ */
.site-main {
    min-height: 500px;
    padding: 40px 0;
}

/* ============ 面包屑 ============ */
.breadcrumb {
    padding: 14px 0;
    background: #fff;
    border-bottom: 1px solid var(--border-light);
    font-size: 13px;
    color: var(--text-muted);
}
.breadcrumb .container {
    display: flex;
    align-items: center;
    gap: 6px;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { color: #ccc; }
.breadcrumb .current { color: var(--text-primary); }

/* ============ 页面标题区 ============ */
.page-header {
    background: linear-gradient(135deg, #8b0f14 0%, #c8161d 25%, #d6293a 50%, #a01218 75%, #c8161d 100%);
    background-size: 400% 400%;
    color: #fff;
    padding: 40px 0;
    animation: heroBgShift 12s ease-in-out infinite;
}
.page-header h1 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 8px;
    color: #fff;
}
.page-header p {
    font-size: 15px;
    opacity: 0.9;
}

/* ============ 卡片 ============ */
.card {
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}
.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.card-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}
.card-body { padding: 24px; }
.card-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-light);
    background: var(--bg-light);
}

/* ============ 表格 ============ */
.table-wrap { overflow-x: auto; }
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}
.data-table th {
    background: var(--bg-light);
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 2px solid var(--border);
    white-space: nowrap;
}
.data-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-primary);
}
.data-table tbody tr:hover { background: #fafafa; }
.data-table .text-right { text-align: right; }
.data-table .text-center { text-align: center; }

/* ============ 状态标签 ============ */
.badge {
    display: inline-block;
    padding: 3px 10px;
    font-size: 12px;
    border-radius: 10px;
    font-weight: 500;
}
.badge-red { background: #fff0f0; color: var(--primary); }
.badge-green { background: #f0f9f0; color: var(--success); }
.badge-blue { background: #eef4fc; color: var(--secondary); }
.badge-orange { background: #fff7e6; color: #d48806; }
.badge-gray { background: #f5f5f5; color: var(--text-muted); }

/* ============ 表单 ============ */
.form-group {
    margin-bottom: 18px;
}
.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 6px;
}
.form-control {
    width: 100%;
    padding: 9px 14px;
    font-size: 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: #fff;
    color: var(--text-primary);
    transition: border-color 0.2s, box-shadow 0.2s;
    font-family: inherit;
}
.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(200,22,29,0.1);
}
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}
.form-actions {
    padding: 20px 0 0;
    display: flex;
    gap: 12px;
    border-top: 1px solid var(--border-light);
}

/* ============ 搜索/筛选栏 ============ */
.filter-bar {
    background: #fff;
    padding: 20px 24px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: 20px;
}
.filter-form {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: flex-end;
}
.filter-form .form-group {
    margin-bottom: 0;
    min-width: 180px;
}
.filter-form .form-actions {
    border-top: none;
    padding: 0;
    margin-left: auto;
}

/* ============ 分页 ============ */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
    padding: 24px 0;
    font-size: 14px;
}
.pagination a,
.pagination span {
    display: inline-block;
    min-width: 34px;
    height: 34px;
    line-height: 32px;
    text-align: center;
    padding: 0 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-secondary);
    background: #fff;
}
.pagination a:hover {
    color: var(--primary);
    border-color: var(--primary);
}
.pagination .active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}
.pagination .disabled {
    color: var(--text-muted);
    cursor: not-allowed;
    background: var(--bg-light);
}

/* ============ 页脚 ============ */
.site-footer {
    background: #1f2937;
    color: #a0aec0;
    margin-top: 60px;
}
.site-footer .footer-top {
    padding: 50px 0 30px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr;
    gap: 40px;
}
.footer-col h4 {
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 18px;
}
.footer-col p {
    font-size: 13px;
    line-height: 2;
}
.footer-col ul li {
    margin-bottom: 10px;
}
.footer-col ul li a {
    color: #a0aec0;
    font-size: 13px;
    transition: color 0.2s;
}
.footer-col ul li a:hover {
    color: #fff;
}
.footer-contact p {
    display: flex;
    align-items: center;
    gap: 8px;
}
.footer-bottom {
    padding: 20px 0;
    text-align: center;
    font-size: 12px;
    color: #718096;
    line-height: 1.8;
}
.footer-bottom .links {
    margin-bottom: 8px;
}
.footer-bottom .links a {
    color: #718096;
    margin: 0 8px;
}
.footer-bottom .links a:hover { color: #fff; }

/* ============ SVG 图标系统 ============ */
.svg-icon {
    width: 1em;
    height: 1em;
    display: inline-block;
    vertical-align: -0.15em;
    fill: currentColor;
    overflow: hidden;
}
.svg-icon-lg { width: 1.2em; height: 1.2em; }
.svg-icon-xl { width: 1.5em; height: 1.5em; }

/* 图标容器 - 方形 */
.icon-box {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, #e8333a 0%, #c8161d 100%);
    color: #fff;
}
.icon-box-blue {
    background: linear-gradient(135deg, #2c6fc3 0%, #1a4b8c 100%);
}
.icon-box-green {
    background: linear-gradient(135deg, #3bb77e 0%, #28965a 100%);
}
.icon-box-gold {
    background: linear-gradient(135deg, #d4a017 0%, #b8860b 100%);
}
.icon-box svg { width: 24px; height: 24px; color: #fff; }

/* ============ 首页 专属 ============ */
.hero-banner {
    position: relative;
    background: linear-gradient(135deg, #8b0f14 0%, #c8161d 25%, #d6293a 50%, #a01218 75%, #c8161d 100%);
    background-size: 400% 400%;
    color: #fff;
    padding: 70px 0 90px;
    overflow: hidden;
    animation: heroBgShift 12s ease-in-out infinite;
}
@keyframes heroBgShift {
    0%   { background-position: 0% 50%; }
    50%  { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
.hero-banner::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(255,255,255,0.18) 0%, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(255,255,255,0.12) 0%, transparent 45%);
    pointer-events: none;
}
.hero-banner::after {
    content: "";
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 60px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 60' preserveAspectRatio='none'%3E%3Cpath fill='%23f4f5f7' d='M0,40 C240,80 480,0 720,20 C960,40 1200,80 1440,30 L1440,60 L0,60 Z'/%3E%3C/svg%3E") no-repeat center/cover;
}
.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 820px;
    margin: 0 auto;
}
.hero-eyebrow {
    font-size: 16px;
    font-weight: 500;
    letter-spacing: 4px;
    color: rgba(255,255,255,0.9);
    margin-bottom: 12px;
    animation: heroFadeUp 0.8s ease both;
}
.hero-content h1 {
    font-size: 46px;
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 18px;
    color: #fff;
    letter-spacing: 2px;
    animation: heroFadeUp 0.8s ease 0.15s both;
}
.hero-content > p {
    font-size: 15px;
    line-height: 1.9;
    opacity: 0.85;
    margin: 0 auto 0;
    max-width: 680px;
    animation: heroFadeUp 0.8s ease 0.3s both;
}
@keyframes heroFadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Hero 数据条带（连体玻璃条） */
.hero-stats {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0;
    margin-top: 48px;
    padding: 24px 30px;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.22);
    border-radius: 14px;
    backdrop-filter: blur(10px);
    animation: heroFadeUp 0.8s ease 0.45s both;
}
.hero-stats .stat-cell {
    display: flex;
    align-items: center;
    gap: 14px;
    flex: 1;
    justify-content: center;
}
.hero-stats .stat-sep {
    width: 1px;
    height: 44px;
    background: rgba(255,255,255,0.22);
    flex-shrink: 0;
}
.hero-stats .stat-icon {
    width: 44px;
    height: 44px;
    background: rgba(255,255,255,0.18);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.hero-stats .stat-icon svg {
    width: 22px;
    height: 22px;
    color: #fff;
}
.hero-stats .stat-info {
    text-align: left;
}
.hero-stats .stat-num {
    font-size: 26px;
    font-weight: 700;
    color: #fff;
    line-height: 1.2;
}
.hero-stats .stat-num span {
    font-size: 14px;
    font-weight: 400;
    opacity: 0.8;
    margin-left: 2px;
}
.hero-stats .stat-label {
    font-size: 12px;
    opacity: 0.8;
    margin-top: 3px;
}

/* 通用区块 */
.section {
    padding: 60px 0;
}
.section-header {
    text-align: center;
    margin-bottom: 40px;
}
.section-header h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
}
.section-header .underline {
    display: inline-block;
    width: 48px;
    height: 3px;
    background: var(--primary);
    margin: 0 auto;
}
.section-header p {
    color: var(--text-muted);
    font-size: 15px;
    margin-top: 12px;
}

/* 资产分类卡片 */
/* 资产分类卡片 */
.cat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}
.cat-card {
    display: flex;
    align-items: center;
    gap: 16px;
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 22px 24px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    transition: all 0.28s;
    cursor: pointer;
}
.cat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.cat-card:hover .cat-arrow {
    transform: translateX(4px);
    opacity: 1;
}
.cat-icon {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform 0.28s;
}
.cat-card:hover .cat-icon { transform: scale(1.08) rotate(-4deg); }
.cat-icon svg { width: 26px; height: 26px; color: #fff; }
.cat-red { background: linear-gradient(135deg, #d6293a, #c8161d); }
.cat-blue { background: linear-gradient(135deg, #2c6fc3, #1a4b8c); }
.cat-green { background: linear-gradient(135deg, #34b87a, #2d9c6a); }
.cat-gold { background: linear-gradient(135deg, #f0b432, #e8a317); }
.cat-purple { background: linear-gradient(135deg, #9d6cf5, #8b5cf6); }
.cat-cyan { background: linear-gradient(135deg, #2db8c4, #18a3b0); }
.cat-body { flex: 1; min-width: 0; }
.cat-body h3 {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}
.cat-body p {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.5;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.cat-side {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
    flex-shrink: 0;
}
.cat-num {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
}
.cat-num em {
    font-size: 12px;
    font-weight: 400;
    color: var(--text-muted);
    font-style: normal;
    margin-left: 2px;
}
.cat-arrow {
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    opacity: 0.5;
    transition: all 0.28s;
}

/* 资产列表卡片 */
.asset-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.asset-card {
    background: #fff;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
}
.asset-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}
.asset-card .card-img {
    height: 180px;
    background: linear-gradient(135deg, #f5f7fa, #e8ecf1);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}
.asset-card .card-img .img-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #c0c4cc;
}
.asset-card .card-img .img-placeholder svg {
    width: 60px;
    height: 60px;
    color: #c0c4cc;
}
.asset-card .price-tag {
    position: absolute;
    bottom: 12px;
    left: 12px;
    background: rgba(200,22,29,0.92);
    color: #fff;
    padding: 6px 14px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 700;
}
.asset-card .card-content {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.asset-card .card-content h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
    line-height: 1.4;
}
.asset-card .meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 12px;
}
.asset-card .meta span {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.asset-card .card-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--border-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
}
.asset-card .card-footer .status {
    font-weight: 600;
}
.asset-card .card-footer .detail-link {
    color: var(--primary);
    font-weight: 500;
}
.asset-card .card-footer .detail-link:hover { text-decoration: underline; }

/* 竞价专区 */
.auction-section {
    background: #fff;
    padding: 60px 0;
}
.auction-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 30px;
    border-bottom: 2px solid var(--border-light);
}
.auction-tabs .tab {
    padding: 12px 28px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    position: relative;
    background: none;
    border: none;
    font-family: inherit;
    transition: color 0.2s;
}
.auction-tabs .tab.active {
    color: var(--primary);
}
.auction-tabs .tab.active::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary);
}

.auction-card {
    display: flex;
    align-items: center;
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 16px;
    gap: 24px;
    transition: box-shadow 0.2s;
}
.auction-card:hover {
    box-shadow: var(--shadow);
}
.auction-card .auction-main {
    flex: 1;
}
.auction-card .auction-main h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}
.auction-card .auction-meta {
    display: flex;
    gap: 20px;
    font-size: 13px;
    color: var(--text-muted);
}
.auction-card .auction-meta span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.auction-card .auction-price {
    text-align: center;
    min-width: 180px;
}
.auction-card .price-label {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 4px;
}
.auction-card .price-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.2;
}
.auction-card .price-value .unit {
    font-size: 14px;
    font-weight: 400;
}
.auction-card .auction-countdown {
    text-align: center;
    min-width: 150px;
}
.auction-card .countdown-label {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 6px;
}
.auction-card .countdown-time {
    font-family: "Courier New", monospace;
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
}
.auction-card .countdown-actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.auction-card .badge-hot {
    background: var(--primary);
    color: #fff;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 11px;
}

/* 数据统计区 - 大数据深色风格 */
.data-section {
    background: linear-gradient(135deg, #0a1929 0%, #142850 50%, #0d1f3c 100%);
    position: relative;
    overflow: hidden;
}
.data-section::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
}
.data-section::after {
    content: "";
    position: absolute;
    top: -20%; right: -10%;
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(200,22,29,0.18) 0%, transparent 65%);
    pointer-events: none;
}
.data-section .container { position: relative; z-index: 1; }
.data-section .section-header h2 { color: #fff; }
.data-section .section-header p { color: rgba(255,255,255,0.55); }
.data-section .underline { background: linear-gradient(90deg, #c8161d, #ff4d5a); }

.data-metrics {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 28px;
}
.metric-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-lg);
    padding: 28px 30px;
    backdrop-filter: blur(10px);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}
.metric-card:hover {
    background: rgba(255,255,255,0.08);
    transform: translateY(-3px);
    border-color: rgba(255,255,255,0.15);
}
.metric-label {
    font-size: 14px;
    color: rgba(255,255,255,0.55);
    margin-bottom: 12px;
}
.metric-value {
    font-size: 44px;
    font-weight: 700;
    color: #fff;
    line-height: 1;
    text-shadow: 0 0 24px rgba(200,22,29,0.45);
}
.metric-card:nth-child(2) .metric-value { text-shadow: 0 0 24px rgba(37,99,235,0.45); }
.metric-card:nth-child(3) .metric-value { text-shadow: 0 0 24px rgba(5,150,105,0.45); }
.metric-card:nth-child(4) .metric-value { text-shadow: 0 0 24px rgba(217,119,6,0.45); }
.metric-value em {
    font-size: 16px;
    font-weight: 400;
    color: rgba(255,255,255,0.5);
    font-style: normal;
    margin-left: 4px;
}
.metric-trend {
    margin-top: 12px;
    font-size: 13px;
    color: #34d399;
}
.metric-trend.down { color: #f87171; }

/* 图表区 */
.data-charts {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 20px;
}
.chart-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-lg);
    padding: 22px 24px;
    backdrop-filter: blur(10px);
}
.chart-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}
.chart-head h3 {
    font-size: 15px;
    font-weight: 600;
    color: #fff;
}
.chart-tag {
    font-size: 12px;
    color: rgba(255,255,255,0.6);
    background: rgba(255,255,255,0.08);
    padding: 3px 10px;
    border-radius: 10px;
}
.chart-box {
    width: 100%;
    height: 320px;
}

/* 公告区 */
.notice-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}
.notice-card {
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}
.notice-card .card-header {
    padding: 16px 20px;
    border-bottom: 2px solid var(--primary);
}
.notice-card .card-header h3 {
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}
.notice-card .card-header h3::before {
    content: "";
    display: inline-block;
    width: 4px;
    height: 18px;
    background: var(--primary);
    border-radius: 2px;
}
.notice-list {
    list-style: none;
    padding: 8px 0;
}
.notice-list li {
    padding: 12px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-light);
    transition: background 0.2s;
    cursor: pointer;
}
.notice-list li:last-child { border-bottom: none; }
.notice-list li:hover { background: var(--bg-light); }
.notice-list li .notice-title {
    flex: 1;
    color: var(--text-primary);
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.notice-list li .notice-title .new-tag {
    font-size: 11px;
    background: var(--primary);
    color: #fff;
    padding: 1px 6px;
    border-radius: 8px;
    flex-shrink: 0;
}
.notice-list li .notice-date {
    font-size: 13px;
    color: var(--text-muted);
    flex-shrink: 0;
    margin-left: 16px;
}

/* 流程步骤 */
.process-flow {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    position: relative;
}
.process-flow::before {
    content: "";
    position: absolute;
    top: 44px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: var(--border);
    z-index: 0;
}
.process-step {
    position: relative;
    z-index: 1;
    text-align: center;
    flex: 1;
}
.process-step .step-icon {
    width: 88px;
    height: 88px;
    border-radius: 50%;
    background: #fff;
    border: 2px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
    transition: all 0.3s;
}
.process-step:hover .step-icon {
    border-color: var(--primary);
    box-shadow: 0 0 0 6px rgba(200,22,29,0.1);
}
.process-step .step-icon svg {
    width: 36px;
    height: 36px;
    color: var(--text-muted);
    transition: color 0.3s;
}
.process-step:hover .step-icon svg { color: var(--primary); }
.process-step h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}
.process-step p {
    font-size: 13px;
    color: var(--text-muted);
    max-width: 120px;
    margin: 0 auto;
}

/* 双栏布局 */
.two-col {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 24px;
}
.three-col {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

/* 侧边栏信息 */
.info-sidebar .info-card {
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: 20px;
    overflow: hidden;
}
.info-sidebar .info-card-header {
    padding: 16px 20px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
}
.info-sidebar .info-card-body {
    padding: 20px;
}
.info-sidebar .info-item {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-light);
    font-size: 14px;
}
.info-sidebar .info-item:last-child { border-bottom: none; }
.info-sidebar .info-item .label { color: var(--text-muted); }
.info-sidebar .info-item .value { color: var(--text-primary); font-weight: 500; }

/* 价格公示表格 */
.price-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}
.price-table th {
    background: var(--secondary);
    color: #fff;
    padding: 14px 16px;
    text-align: left;
    font-weight: 500;
}
.price-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-light);
}
.price-table tbody tr:hover { background: var(--bg-light); }

/* 关于页面 */
.about-section {
    padding: 60px 0;
}
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.about-grid .about-image {
    background: linear-gradient(135deg, #1a4b8c, #2c6fc3);
    border-radius: var(--radius-lg);
    aspect-ratio: 4/3;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.3);
}
.about-grid h2 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 20px;
}
.about-grid p {
    color: var(--text-secondary);
    line-height: 2;
    margin-bottom: 16px;
}
.about-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 30px;
}
.about-feature {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}
.about-feature .icon-box {
    flex-shrink: 0;
}
.about-feature h4 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 6px;
}
.about-feature p {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.6;
}

/* 联系方式 */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.contact-card {
    background: #fff;
    padding: 30px 24px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: all 0.3s;
}
.contact-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}
.contact-card .icon-box {
    margin: 0 auto 16px;
}
.contact-card h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}
.contact-card .contact-info {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.8;
}

/* 帮助中心 FAQ */
.faq-list {
    max-width: 900px;
    margin: 0 auto;
}
.faq-item {
    background: #fff;
    border-radius: var(--radius-lg);
    margin-bottom: 12px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}
.faq-item summary {
    padding: 18px 24px;
    font-weight: 500;
    font-size: 15px;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
    content: "+";
    font-size: 24px;
    font-weight: 300;
    color: var(--text-muted);
    transition: transform 0.2s;
}
.faq-item[open] summary::after {
    content: "−";
}
.faq-item .faq-content {
    padding: 0 24px 20px;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* 搜索栏 */
.search-section {
    background: linear-gradient(135deg, #8b0f14 0%, #c8161d 25%, #d6293a 50%, #a01218 75%, #c8161d 100%);
    background-size: 400% 400%;
    padding: 50px 0;
    animation: heroBgShift 12s ease-in-out infinite;
}
.search-box {
    max-width: 600px;
    margin: 0 auto;
    background: #fff;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0,0,0,0.15);
}
.search-box input {
    flex: 1;
    padding: 18px 24px;
    font-size: 15px;
    border: none;
    outline: none;
    font-family: inherit;
}
.search-box button {
    background: var(--primary);
    color: #fff;
    border: none;
    padding: 18px 36px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
}
.search-box button:hover { background: var(--primary-dark); }

/* 进度条 */
.progress-bar {
    height: 6px;
    background: var(--border-light);
    border-radius: 3px;
    overflow: hidden;
    margin: 8px 0;
}
.progress-bar .progress {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    border-radius: 3px;
    transition: width 0.5s;
}

/* 标签列表 */
.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.tag {
    display: inline-block;
    padding: 4px 12px;
    background: var(--bg-light);
    color: var(--text-secondary);
    border-radius: var(--radius);
    font-size: 12px;
    transition: all 0.2s;
}
.tag:hover {
    background: var(--primary);
    color: #fff;
}

/* 拍卖详情 */
.auction-detail .detail-header {
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: 30px;
    margin-bottom: 24px;
}
.auction-detail .price-display {
    background: linear-gradient(135deg, #fff5f5, #ffe8e8);
    border: 2px solid #ffd4d6;
    border-radius: var(--radius-lg);
    padding: 24px;
    text-align: center;
    margin-bottom: 24px;
}
.auction-detail .price-display .label {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 8px;
}
.auction-detail .price-display .current-price {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary);
}
.auction-detail .price-display .current-price span {
    font-size: 20px;
}
.auction-detail .bid-info {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 16px;
    font-size: 14px;
    color: var(--text-secondary);
}
.auction-detail .bid-info span {
    color: var(--text-primary);
    font-weight: 600;
}

/* 数据标签 */
.data-tag {
    display: inline-block;
    padding: 3px 10px;
    background: var(--bg-light);
    border-radius: var(--radius);
    font-size: 12px;
    color: var(--text-secondary);
    margin-right: 6px;
}

/* 分割线 */
.divider {
    height: 1px;
    background: var(--border-light);
    margin: 24px 0;
}

/* 响应式 */
@media (max-width: 1024px) {
    .footer-grid { grid-template-columns: 1fr 1fr 1fr; gap: 30px; }
    .cat-grid { grid-template-columns: repeat(2, 1fr); }
    .asset-grid { grid-template-columns: repeat(2, 1fr); }
    .three-col { grid-template-columns: repeat(2, 1fr); }
    .contact-grid { grid-template-columns: repeat(2, 1fr); }
    .about-grid { grid-template-columns: 1fr; gap: 30px; }
    .notice-grid { grid-template-columns: 1fr; }
    .two-col { grid-template-columns: 1fr; }
    .data-metrics { grid-template-columns: repeat(2, 1fr); }
    .data-charts { grid-template-columns: 1fr; }
    .chart-box { height: 240px; }
    .hero-content h1 { font-size: 36px; }
    .hero-stats { flex-wrap: wrap; gap: 18px 0; padding: 20px; }
    .hero-stats .stat-cell { flex: 1 1 45%; }
    .hero-stats .stat-sep { display: none; }
}
@media (max-width: 768px) {
    .site-nav { display: none; }
    .cat-grid { grid-template-columns: 1fr; }
    .asset-grid { grid-template-columns: 1fr; }
    .three-col { grid-template-columns: 1fr; }
    .data-metrics { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 30px; }
    .hero-content h1 { font-size: 28px; letter-spacing: 1px; }
    .hero-eyebrow { font-size: 13px; letter-spacing: 2px; }
    .hero-content > p { font-size: 13px; }
    .hero-stats { flex-direction: column; gap: 16px; padding: 18px; }
    .hero-stats .stat-cell { flex: none; width: 100%; }
    .hero-stats .stat-num { font-size: 22px; }
    .process-flow { flex-direction: column; gap: 16px; }
    .process-flow::before { display: none; }
    .auction-card { flex-direction: column; text-align: center; }
    .filter-form { flex-direction: column; }
    .filter-form .form-group { min-width: 100%; }
    .filter-form .form-actions { margin-left: 0; }
    .form-row { grid-template-columns: 1fr; }
    .chart-box { height: 220px; }
}