/* ========== 镇酒官网 CSS 框架 ========== */

/* === Reset & Base === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --gold: #C9A96E;
    --gold-light: #e8d5a3;
    --gold-dark: #a8873e;
    --dark: #1a1a2e;
    --dark-light: #2d2d44;
    --bg: #f8f6f2;
    --white: #ffffff;
    --text: #333333;
    --text-secondary: #777777;
    --text-light: #999999;
    --green: #22c55e;
    --green-bg: #f0fdf4;
    --red: #ef4444;
    --red-bg: #fef2f2;
    --border: #e8e4dc;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
    --transition: 0.2s ease;
    --max-width: 1200px;
    --header-height: 64px;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--gold-dark); }
ul { list-style: none; }

/* === Container === */
.zj-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* === Header === */
.zj-header {
    position: sticky; top: 0; z-index: 1000;
    background: rgba(255,255,255,0.95); backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border); height: var(--header-height);
    display: flex; align-items: center;
}
.zj-header .zj-container {
    display: flex; align-items: center; gap: 32px;
    width: 100%; justify-content: space-between;
}

.zj-logo {
    display: flex; align-items: center; gap: 8px;
    font-size: 22px; font-weight: 700; color: var(--dark);
    flex-shrink: 0;
}
.zj-logo-icon { font-size: 28px; }
.zj-logo:hover { color: var(--gold-dark); }

.zj-nav { display: flex; gap: 4px; }
.zj-nav-link {
    padding: 8px 16px; border-radius: var(--radius-sm);
    font-size: 15px; font-weight: 500; color: var(--text-secondary);
}
.zj-nav-link:hover { background: var(--bg); color: var(--text); }
.zj-nav-link.active { color: var(--gold-dark); background: rgba(201,169,110,0.1); }

.zj-search-form {
    display: flex; align-items: center; gap: 0;
    flex: 1; max-width: 320px;
}
.zj-search-input {
    flex: 1; height: 40px; padding: 0 16px;
    border: 1px solid var(--border); border-radius: var(--radius-sm) 0 0 var(--radius-sm);
    font-size: 14px; outline: none; background: var(--bg); color: var(--text);
    transition: border-color var(--transition);
}
.zj-search-input:focus { border-color: var(--gold); background: var(--white); }
.zj-search-btn {
    height: 40px; width: 44px; border: 1px solid var(--border); border-left: none;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    background: var(--gold); color: var(--white); cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: background var(--transition);
}
.zj-search-btn:hover { background: var(--gold-dark); }
.zj-search-btn svg { width: 18px; height: 18px; }

.zj-menu-toggle {
    display: none; background: none; border: none;
    cursor: pointer; padding: 8px; color: var(--text);
}

/* === Main Content === */
.zj-main { min-height: calc(100vh - var(--header-height) - 300px); }

/* === Hero === */
.zj-hero {
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 50%, #3a3a4a 100%);
    color: var(--white); text-align: center; padding: 80px 20px 60px;
    position: relative; overflow: hidden;
}
.zj-hero::before {
    content: ''; position: absolute; top: -50%; right: -20%;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(201,169,110,0.15) 0%, transparent 70%);
    border-radius: 50%;
}
.zj-hero-title { font-size: 42px; font-weight: 800; margin-bottom: 16px; letter-spacing: -0.5px; }
.zj-hero-desc { font-size: 18px; color: rgba(255,255,255,0.75); max-width: 600px; margin: 0 auto 32px; }
.zj-hero-actions { display: flex; gap: 16px; justify-content: center; margin-bottom: 48px; }

.zj-hero-stats {
    display: flex; justify-content: center; gap: 48px;
    border-top: 1px solid rgba(255,255,255,0.1); padding-top: 32px;
}
.zj-stat-item { text-align: center; }
.zj-stat-value { display: block; font-size: 28px; font-weight: 700; color: var(--gold-light); }
.zj-stat-label { font-size: 14px; color: rgba(255,255,255,0.5); margin-top: 4px; }

/* === Buttons === */
.zj-btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 10px 24px; border-radius: var(--radius-sm);
    font-size: 15px; font-weight: 600; cursor: pointer;
    transition: all var(--transition); border: 2px solid transparent;
    line-height: 1.5;
}
.zj-btn-primary {
    background: var(--gold); color: var(--white); border-color: var(--gold);
}
.zj-btn-primary:hover { background: var(--gold-dark); border-color: var(--gold-dark); color: var(--white); }
.zj-btn-outline {
    background: transparent; color: var(--white); border-color: rgba(255,255,255,0.4);
}
.zj-btn-outline:hover { border-color: var(--white); color: var(--white); background: rgba(255,255,255,0.1); }
.zj-btn-lg { padding: 14px 36px; font-size: 17px; }

/* Not in hero context */
.zj-section .zj-btn-outline {
    color: var(--gold); border-color: var(--gold);
}
.zj-section .zj-btn-outline:hover { background: rgba(201,169,110,0.1); color: var(--gold-dark); }

/* === Sections === */
.zj-section { padding: 64px 0; }
.zj-section-alt { background: var(--white); }
.zj-section-header {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 32px;
}
.zj-section-title {
    font-size: 28px; font-weight: 700; color: var(--dark);
    margin-bottom: 32px;
}
.zj-section-header .zj-section-title { margin-bottom: 0; }
.zj-link-more { color: var(--gold); font-size: 14px; font-weight: 500; }
.zj-link-more:hover { color: var(--gold-dark); }

/* === Category Grid === */
.zj-category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 16px;
}
.zj-category-card {
    background: var(--white); border-radius: var(--radius);
    padding: 24px 20px; text-align: center; box-shadow: var(--shadow);
    transition: all var(--transition); border: 1px solid transparent;
}
.zj-category-card:hover {
    border-color: var(--gold-light); box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}
.zj-category-icon { font-size: 36px; display: block; margin-bottom: 8px; }
.zj-category-name { font-size: 15px; font-weight: 600; display: block; }
.zj-category-count { font-size: 12px; color: var(--text-light); margin-top: 4px; display: block; }

/* === Brand Grid === */
.zj-brand-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 12px;
}
.zj-brand-card {
    background: var(--white); border-radius: var(--radius);
    padding: 20px; text-align: center; box-shadow: var(--shadow);
    transition: all var(--transition);
}
.zj-brand-card:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }
.zj-brand-name { font-size: 16px; font-weight: 600; display: block; }
.zj-brand-count { font-size: 12px; color: var(--text-light); margin-top: 4px; display: block; }

/* === Product Grid === */
.zj-product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
}

.zj-product-card {
    background: var(--white); border-radius: var(--radius);
    overflow: hidden; box-shadow: var(--shadow);
    transition: all var(--transition); display: block;
}
.zj-product-card:hover {
    box-shadow: var(--shadow-lg); transform: translateY(-3px);
    color: inherit;
}

.zj-product-img {
    height: 160px; background: linear-gradient(135deg, #faf8f4, #f0ece0);
    display: flex; align-items: center; justify-content: center;
    position: relative; overflow: hidden;
}
.zj-product-img img {
    width: 100%; height: 100%; object-fit: contain; padding: 16px;
}
.zj-product-img-placeholder { font-size: 56px; opacity: 0.5; }
.zj-badge-hot {
    position: absolute; top: 8px; right: 8px;
    background: var(--red); color: var(--white);
    font-size: 11px; padding: 2px 8px; border-radius: 4px;
    font-weight: 600;
}

.zj-product-info { padding: 16px; }
.zj-product-name {
    font-size: 15px; font-weight: 600; margin-bottom: 10px;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.zj-product-price { display: flex; align-items: baseline; gap: 8px; margin-bottom: 8px; }
.zj-price-value { font-size: 22px; font-weight: 700; color: var(--dark); }
.zj-price-change { font-size: 13px; font-weight: 600; }
.zj-price-change.price-up { color: var(--green); }
.zj-price-change.price-down { color: var(--red); }
.zj-price-change.price-flat { color: var(--text-light); }

.zj-product-meta { display: flex; gap: 16px; font-size: 12px; }
.zj-meta-item { color: var(--text-light); }

/* === Page Layout === */
.zj-page-header {
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
    color: var(--white); padding: 48px 20px 36px;
}
.zj-page-title { font-size: 32px; font-weight: 700; }
.zj-page-desc { font-size: 15px; color: rgba(255,255,255,0.6); margin-top: 8px; }

.zj-page-layout {
    display: flex; gap: 32px; padding-top: 32px; padding-bottom: 64px;
}
.zj-sidebar { width: 220px; flex-shrink: 0; }
.zj-content { flex: 1; min-width: 0; }

.zj-page-center {
    text-align: center; padding: 80px 20px;
}
.zj-page-center h1 { font-size: 36px; margin-bottom: 16px; }
.zj-page-center p { color: var(--text-secondary); margin-bottom: 24px; }

/* === Sidebar Filters === */
.zj-filter-group { margin-bottom: 24px; }
.zj-filter-title {
    font-size: 13px; font-weight: 700; text-transform: uppercase;
    color: var(--text-light); letter-spacing: 0.5px; margin-bottom: 12px;
}
.zj-filter-list { display: flex; flex-direction: column; gap: 2px; }
.zj-filter-link {
    padding: 6px 12px; border-radius: 6px; font-size: 14px;
    color: var(--text-secondary); display: flex; justify-content: space-between;
    align-items: center;
}
.zj-filter-link:hover { background: var(--bg); color: var(--text); }
.zj-filter-link.active { background: rgba(201,169,110,0.15); color: var(--gold-dark); font-weight: 600; }
.zj-filter-count { font-size: 12px; color: var(--text-light); }

.zj-tag-group { display: flex; flex-wrap: wrap; gap: 8px; }
.zj-tag {
    padding: 4px 12px; border-radius: 16px; font-size: 13px;
    background: var(--bg); color: var(--text-secondary);
    border: 1px solid var(--border);
}
.zj-tag:hover { border-color: var(--gold); color: var(--gold-dark); }

.zj-cta-box { padding: 16px; background: var(--bg); border-radius: var(--radius-sm); text-align: center; }
.zj-cta-box p { font-size: 14px; color: var(--text-secondary); }

/* === Pagination === */
.zj-pagination {
    display: flex; justify-content: center; gap: 8px;
    margin-top: 40px; padding-top: 32px; border-top: 1px solid var(--border);
}
.zj-page-link {
    width: 40px; height: 40px; display: flex; align-items: center; justify-content: center;
    border-radius: var(--radius-sm); font-size: 14px; font-weight: 500;
    border: 1px solid var(--border); background: var(--white);
    transition: all var(--transition);
}
.zj-page-link:hover { border-color: var(--gold); color: var(--gold-dark); }
.zj-page-link.active { background: var(--gold); color: var(--white); border-color: var(--gold); }

/* === Supply Tabs === */
.zj-supply-tabs { display: flex; gap: 8px; margin-bottom: 24px; }
.zj-supply-tab {
    padding: 8px 24px; border-radius: 20px; font-size: 14px; font-weight: 500;
    border: 1px solid var(--border); background: var(--white);
    color: var(--text-secondary); transition: all var(--transition);
}
.zj-supply-tab:hover { border-color: var(--gold-light); color: var(--text); }
.zj-supply-tab.active { background: var(--gold); color: var(--white); border-color: var(--gold); }

/* === Supply List === */
.zj-supply-list { display: flex; flex-direction: column; gap: 16px; }
.zj-supply-card {
    background: var(--white); border-radius: var(--radius);
    padding: 20px 24px; box-shadow: var(--shadow);
    border-left: 4px solid var(--gold-light); transition: all var(--transition);
}
.zj-supply-card:hover { box-shadow: var(--shadow-md); }

.zj-supply-card-header {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 8px;
}
.zj-supply-type { font-size: 13px; font-weight: 600; }
.zj-supply-buy { color: var(--green); }
.zj-supply-sell { color: var(--red); }
.zj-supply-region { font-size: 13px; color: var(--text-light); }
.zj-supply-product { margin-bottom: 4px; font-size: 14px; color: var(--text-secondary); }
.zj-supply-title { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
.zj-supply-desc { font-size: 14px; color: var(--text-secondary); line-height: 1.7; margin-bottom: 12px; }
.zj-supply-card-footer { display: flex; justify-content: space-between; align-items: center; }
.zj-supply-meta { display: flex; gap: 16px; align-items: center; font-size: 14px; }
.zj-supply-price { font-size: 20px; font-weight: 700; color: var(--dark); }
.zj-supply-qty { color: var(--text-light); }
.zj-supply-actions { display: flex; gap: 16px; align-items: center; }
.zj-supply-time { font-size: 12px; color: var(--text-light); }
.zj-supply-views { font-size: 12px; color: var(--text-light); }

/* === Product Detail === */
.zj-product-detail { padding-top: 24px; padding-bottom: 64px; }

.zj-breadcrumb {
    display: flex; align-items: center; gap: 4px; flex-wrap: wrap;
    font-size: 13px; color: var(--text-light); margin-bottom: 24px;
}
.zj-breadcrumb a { color: var(--text-secondary); }
.zj-breadcrumb a:hover { color: var(--gold-dark); }
.zj-breadcrumb-sep { margin: 0 4px; }
.zj-breadcrumb [aria-current="page"] { color: var(--text); }

.zj-detail-grid { display: flex; gap: 32px; }
.zj-detail-main { flex: 1; min-width: 0; }
.zj-detail-sidebar { width: 280px; flex-shrink: 0; }

.zj-detail-card {
    background: var(--white); border-radius: var(--radius);
    padding: 32px; box-shadow: var(--shadow); margin-bottom: 24px;
}

.zj-detail-title { font-size: 28px; font-weight: 700; color: var(--dark); margin-bottom: 20px; }

.zj-detail-price-row { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 24px; }
.zj-detail-price-main { display: flex; align-items: baseline; gap: 12px; }
.zj-detail-price-value { font-size: 40px; font-weight: 800; color: var(--dark); }
.zj-detail-price-change { font-size: 16px; font-weight: 600; }
.zj-detail-price-change.price-up { color: var(--green); }
.zj-detail-price-change.price-down { color: var(--red); }
.zj-detail-updated { font-size: 13px; color: var(--text-light); }

.zj-detail-trade {
    display: flex; gap: 16px; margin-bottom: 24px;
}
.zj-trade-item {
    flex: 1; padding: 16px 20px; border-radius: var(--radius-sm);
    text-align: center;
}
.zj-trade-buy { background: var(--green-bg); }
.zj-trade-sell { background: var(--red-bg); }
.zj-trade-label { font-size: 13px; color: var(--text-light); display: block; margin-bottom: 4px; }
.zj-trade-value { font-size: 22px; font-weight: 700; }
.zj-trade-buy .zj-trade-value { color: var(--green); }
.zj-trade-sell .zj-trade-value { color: var(--red); }

.zj-detail-attrs {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 12px; padding-top: 24px; border-top: 1px solid var(--border);
}
.zj-attr-item { font-size: 14px; }
.zj-attr-label { color: var(--text-light); margin-right: 8px; }

.zj-detail-section-title { font-size: 20px; font-weight: 700; margin-bottom: 20px; }

/* Chart */
.zj-chart-wrapper {
    background: #fafbfc; border-radius: var(--radius-sm);
    padding: 16px; margin-bottom: 20px;
}
.zj-chart-wrapper canvas { width: 100% !important; }

/* Price Table */
.zj-price-table-wrapper { overflow-x: auto; }
.zj-price-table {
    width: 100%; border-collapse: collapse; font-size: 14px;
}
.zj-price-table th {
    background: var(--bg); padding: 8px 12px; text-align: right;
    font-weight: 600; font-size: 13px; color: var(--text-secondary);
    border-bottom: 2px solid var(--border);
}
.zj-price-table th:first-child { text-align: left; }
.zj-price-table td {
    padding: 8px 12px; text-align: right;
    border-bottom: 1px solid var(--border);
}
.zj-price-table td:first-child { text-align: left; color: var(--text-secondary); }

/* Sidebar products */
.zj-sidebar-title { font-size: 16px; font-weight: 700; margin-bottom: 16px; }
.zj-sidebar-product {
    display: flex; justify-content: space-between; align-items: center;
    padding: 10px 0; border-bottom: 1px solid var(--border); font-size: 14px;
}
.zj-sidebar-product:last-of-type { border-bottom: none; }
.zj-sidebar-product-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; padding-right: 8px; }
.zj-sidebar-product-price { font-weight: 600; color: var(--dark); flex-shrink: 0; }

/* === CTA Section === */
.zj-cta {
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
    text-align: center; color: var(--white); padding: 64px 20px;
}
.zj-cta-title { font-size: 28px; font-weight: 700; margin-bottom: 12px; }
.zj-cta-desc { color: rgba(255,255,255,0.6); margin-bottom: 32px; font-size: 16px; }

/* === Footer === */
.zj-footer {
    background: var(--dark); color: rgba(255,255,255,0.7);
    padding: 48px 0 24px; font-size: 14px;
}
.zj-footer-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px; margin-bottom: 32px;
}
.zj-footer-title { font-size: 18px; font-weight: 700; color: var(--white); margin-bottom: 8px; }
.zj-footer-desc { line-height: 1.8; font-size: 13px; }
.zj-footer-heading { font-size: 13px; font-weight: 700; text-transform: uppercase; color: rgba(255,255,255,0.4); letter-spacing: 0.5px; margin-bottom: 12px; }
.zj-footer-links { display: flex; flex-direction: column; gap: 6px; }
.zj-footer-links a { color: rgba(255,255,255,0.6); font-size: 14px; }
.zj-footer-links a:hover { color: var(--gold-light); }
.zj-footer-bottom {
    display: flex; justify-content: space-between; align-items: center;
    padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.08);
    font-size: 13px; color: rgba(255,255,255,0.4);
}
.zj-footer-bottom a { color: rgba(255,255,255,0.4); }
.zj-footer-bottom a:hover { color: rgba(255,255,255,0.7); }

/* === 404 === */
.zj-404-code { font-size: 120px; font-weight: 800; color: var(--gold-light); line-height: 1; }
.zj-404-title { font-size: 28px; margin-bottom: 8px; }
.zj-404-desc { color: var(--text-secondary); margin-bottom: 24px; }
.zj-404-actions { display: flex; gap: 16px; justify-content: center; }

/* === Empty State === */
.zj-empty { text-align: center; padding: 64px 20px; color: var(--text-secondary); }
.zj-empty p { margin-bottom: 12px; font-size: 16px; }

/* === Responsive === */
@media (max-width: 1024px) {
    .zj-detail-grid { flex-direction: column; }
    .zj-detail-sidebar { width: 100%; }
    .zj-page-layout { flex-direction: column; }
    .zj-sidebar { width: 100%; }
}

@media (max-width: 768px) {
    .zj-hero-title { font-size: 30px; }
    .zj-hero-stats { gap: 24px; }
    .zj-product-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
    .zj-detail-price-value { font-size: 32px; }
    .zj-detail-card { padding: 20px; }
    .zj-detail-attrs { grid-template-columns: repeat(2, 1fr); }
    .zj-section { padding: 40px 0; }
    .zj-section-title { font-size: 22px; }
    .zj-page-title { font-size: 24px; }
    .zj-header { position: relative; }
    .zj-search-form { display: none; }
    .zj-nav { display: none; }
    .zj-menu-toggle { display: block; }
    .zj-nav.mobile-open {
        display: flex; flex-direction: column; position: absolute;
        top: var(--header-height); left: 0; right: 0;
        background: var(--white); padding: 16px;
        border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow-lg);
    }
    .zj-footer-grid { grid-template-columns: repeat(2, 1fr); }
    .zj-detail-trade { flex-direction: column; }
}

@media (max-width: 480px) {
    .zj-hero-title { font-size: 24px; }
    .zj-hero-desc { font-size: 14px; }
    .zj-hero-actions { flex-direction: column; align-items: center; }
    .zj-hero-stats { flex-direction: column; gap: 16px; }
    .zj-category-grid { grid-template-columns: repeat(2, 1fr); }
    .zj-product-grid { grid-template-columns: 1fr; }
    .zj-brand-grid { grid-template-columns: repeat(2, 1fr); }
    .zj-footer-grid { grid-template-columns: 1fr; }
    .zj-footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
    .zj-detail-title { font-size: 22px; }
    .zj-detail-price-value { font-size: 28px; }
}