/* ===================================================
   玄易堂风水八卦网站 - 主样式文件
   配色：白色 + 金色 (#C9A84C / #D4AF37)
   =================================================== */

/* ---- CSS 变量 ---- */
:root {
    --gold: #C9A84C;
    --gold-light: #DFC078;
    --gold-dark: #A07D2E;
    --gold-deep: #7A5C1E;
    --gold-pale: #F5ECD7;
    --gold-ultra-pale: #FDFAF4;
    --white: #FFFFFF;
    --off-white: #FAFAF8;
    --cream: #F8F4EC;
    --text-primary: #1A1208;
    --text-secondary: #4A3D1E;
    --text-muted: #8B7355;
    --text-light: #B8A88A;
    --border-color: #E8D5A3;
    --border-light: #F0E8CC;
    --shadow-gold: 0 4px 24px rgba(201,168,76,0.12);
    --shadow-md: 0 8px 32px rgba(26,18,8,0.08);
    --shadow-lg: 0 16px 48px rgba(26,18,8,0.12);
    --font-serif: 'Noto Serif SC', 'ZCOOL XiaoWei', Georgia, serif;
    --font-display: 'ZCOOL XiaoWei', 'Noto Serif SC', serif;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius: 4px;
    --radius-lg: 8px;
}

/* ---- 重置 & 基础 ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
    font-family: var(--font-serif);
    background: var(--off-white);
    color: var(--text-primary);
    line-height: 1.8;
    overflow-x: hidden;
}

a { color: var(--gold-dark); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--gold); }

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

ul { list-style: none; }

/* ---- 顶部装饰条 ---- */
.top-bar {
    background: var(--text-primary);
    padding: 7px 0;
    border-bottom: 1px solid var(--gold-deep);
}
.top-bar-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: var(--gold-light);
    letter-spacing: 0.08em;
}

/* ---- 主导航 ---- */
.main-header {
    background: rgba(255,255,255,0.97);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(201,168,76,0.1);
    backdrop-filter: blur(12px);
    transition: box-shadow var(--transition);
}
.main-header.scrolled {
    box-shadow: 0 4px 32px rgba(201,168,76,0.18);
}
.header-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

/* Logo */
.logo-link {
    display: flex;
    align-items: center;
    gap: 14px;
    text-decoration: none;
}
.logo-icon { flex-shrink: 0; }
.logo-text { display: flex; flex-direction: column; }
.logo-main {
    font-family: var(--font-display);
    font-size: 22px;
    color: var(--text-primary);
    letter-spacing: 0.12em;
    line-height: 1.2;
}
.logo-sub {
    font-size: 11px;
    color: var(--gold);
    letter-spacing: 0.2em;
    line-height: 1;
    margin-top: 3px;
}

/* 导航列表 */
.nav-list {
    display: flex;
    align-items: center;
    gap: 4px;
}
.nav-link {
    display: block;
    padding: 8px 20px;
    font-size: 15px;
    color: var(--text-secondary);
    letter-spacing: 0.1em;
    font-family: var(--font-serif);
    position: relative;
    transition: color var(--transition);
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--gold-dark), var(--gold-light));
    transition: width var(--transition);
    border-radius: 1px;
}
.nav-link:hover, .nav-link.active {
    color: var(--gold-dark);
}
.nav-link:hover::after, .nav-link.active::after {
    width: 60%;
}

/* 移动端toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
}
.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 1px;
    transition: var(--transition);
}
.nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 998;
}

/* ---- 页面通用容器 ---- */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}
.container-narrow {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ---- 分节标题 ---- */
.section-header {
    text-align: center;
    margin-bottom: 56px;
}
.section-tag {
    display: inline-block;
    font-size: 11px;
    letter-spacing: 0.3em;
    color: var(--gold);
    text-transform: uppercase;
    margin-bottom: 12px;
}
.section-title {
    font-family: var(--font-display);
    font-size: 32px;
    color: var(--text-primary);
    letter-spacing: 0.15em;
    position: relative;
    display: inline-block;
}
.section-title::before,
.section-title::after {
    content: '—';
    margin: 0 16px;
    color: var(--gold);
    font-weight: 300;
}
.section-subtitle {
    margin-top: 14px;
    color: var(--text-muted);
    font-size: 14px;
    letter-spacing: 0.1em;
}

/* ---- 金色分隔线 ---- */
.gold-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 16px 0;
}
.gold-divider::before,
.gold-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
}
.gold-divider-diamond {
    width: 6px;
    height: 6px;
    background: var(--gold);
    transform: rotate(45deg);
    flex-shrink: 0;
}

/* ---- Hero 区域 (首页) ---- */
.hero-section {
    position: relative;
    min-height: 600px;
    background: linear-gradient(135deg, #1A1208 0%, #2D1F08 40%, #1A1208 100%);
    display: flex;
    align-items: center;
    overflow: hidden;
}
.hero-bg-pattern {
    position: absolute;
    inset: 0;
    opacity: 0.06;
    background-image: 
        repeating-linear-gradient(0deg, transparent, transparent 40px, rgba(201,168,76,0.5) 40px, rgba(201,168,76,0.5) 41px),
        repeating-linear-gradient(90deg, transparent, transparent 40px, rgba(201,168,76,0.5) 40px, rgba(201,168,76,0.5) 41px);
}
.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1280px;
    margin: 0 auto;
    padding: 80px 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}
.hero-text {}
.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    letter-spacing: 0.3em;
    color: var(--gold);
    margin-bottom: 24px;
}
.hero-tag::before,
.hero-tag::after {
    content: '';
    display: block;
    width: 24px;
    height: 1px;
    background: var(--gold);
    opacity: 0.6;
}
.hero-title {
    font-family: var(--font-display);
    font-size: 52px;
    color: var(--white);
    letter-spacing: 0.2em;
    line-height: 1.3;
    margin-bottom: 20px;
}
.hero-title em {
    font-style: normal;
    color: var(--gold-light);
}
.hero-desc {
    font-size: 15px;
    color: rgba(255,255,255,0.65);
    line-height: 2;
    letter-spacing: 0.05em;
    margin-bottom: 36px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 32px;
    background: linear-gradient(135deg, var(--gold-dark) 0%, var(--gold) 50%, var(--gold-light) 100%);
    color: var(--white);
    font-family: var(--font-serif);
    font-size: 14px;
    letter-spacing: 0.15em;
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
    clip-path: polygon(8px 0%, 100% 0%, calc(100% - 8px) 100%, 0% 100%);
}
.btn-primary:hover {
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(201,168,76,0.4);
}
.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 32px;
    background: transparent;
    color: var(--gold-light);
    font-family: var(--font-serif);
    font-size: 14px;
    letter-spacing: 0.15em;
    border: 1px solid rgba(201,168,76,0.5);
    cursor: pointer;
    transition: all var(--transition);
}
.btn-outline:hover {
    background: rgba(201,168,76,0.1);
    color: var(--gold-light);
    border-color: var(--gold);
}

/* 八卦罗盘SVG动画 */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}
.bagua-ring {
    animation: rotateSlow 30s linear infinite;
    transform-origin: center;
}
.bagua-ring-inner {
    animation: rotateSlow 20s linear infinite reverse;
    transform-origin: center;
}

@keyframes rotateSlow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ---- 首页特性卡片 ---- */
.features-section {
    padding: 80px 0;
    background: var(--white);
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--border-color);
    border: 1px solid var(--border-color);
}
.feature-card {
    background: var(--white);
    padding: 40px 28px;
    text-align: center;
    transition: background var(--transition), transform var(--transition);
    position: relative;
    overflow: hidden;
}
.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--gold-dark), var(--gold-light));
    transform: scaleX(0);
    transition: transform var(--transition);
}
.feature-card:hover::before { transform: scaleX(1); }
.feature-card:hover { background: var(--gold-ultra-pale); }
.feature-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.feature-title {
    font-family: var(--font-display);
    font-size: 18px;
    color: var(--text-primary);
    letter-spacing: 0.1em;
    margin-bottom: 10px;
}
.feature-desc {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.9;
}

/* ---- 首页文章卡片 ---- */
.articles-section {
    padding: 80px 0;
    background: var(--cream);
}
.articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.article-card {
    background: var(--white);
    border: 1px solid var(--border-light);
    transition: all var(--transition);
    overflow: hidden;
}
.article-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--gold-light);
}
.article-card-img {
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--gold-deep) 100%);
    position: relative;
    overflow: hidden;
}
.article-card-img-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.article-card-body { padding: 24px; }
.article-card-category {
    display: inline-block;
    font-size: 11px;
    letter-spacing: 0.2em;
    color: var(--gold-dark);
    background: var(--gold-pale);
    padding: 3px 10px;
    margin-bottom: 12px;
}
.article-card-title {
    font-family: var(--font-serif);
    font-size: 17px;
    color: var(--text-primary);
    letter-spacing: 0.05em;
    line-height: 1.6;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.article-card-title a { color: inherit; }
.article-card-title a:hover { color: var(--gold-dark); }
.article-card-summary {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.8;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 16px;
}
.article-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: var(--text-light);
    padding-top: 14px;
    border-top: 1px solid var(--border-light);
}
.read-more-link {
    font-size: 13px;
    color: var(--gold-dark);
    letter-spacing: 0.05em;
}
.read-more-link:hover { color: var(--gold); }

/* ---- 商城商品卡片 ---- */
.shop-section {
    padding: 80px 0;
    background: var(--white);
}
.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.product-card {
    background: var(--white);
    border: 1px solid var(--border-light);
    transition: all var(--transition);
    overflow: hidden;
    cursor: pointer;
}
.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-gold);
    border-color: var(--gold-light);
}
.product-img {
    aspect-ratio: 1;
    background: var(--cream);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}
.product-img img { width: 100%; height: 100%; object-fit: cover; }
.product-badge {
    position: absolute;
    top: 10px;
    left: 0;
    background: linear-gradient(90deg, var(--gold-dark), var(--gold));
    color: white;
    font-size: 11px;
    padding: 3px 12px 3px 10px;
    letter-spacing: 0.1em;
    clip-path: polygon(0 0, 100% 0, calc(100% - 6px) 100%, 0 100%);
}
.product-body { padding: 16px; }
.product-category {
    font-size: 11px;
    color: var(--text-light);
    letter-spacing: 0.15em;
    margin-bottom: 6px;
}
.product-name {
    font-size: 15px;
    color: var(--text-primary);
    letter-spacing: 0.05em;
    margin-bottom: 8px;
    line-height: 1.5;
}
.product-desc {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.product-price-row {
    display: flex;
    align-items: baseline;
    gap: 8px;
}
.product-price {
    font-size: 20px;
    font-weight: 600;
    color: var(--gold-dark);
    font-family: Georgia, serif;
}
.product-price::before { content: '¥'; font-size: 13px; }
.product-original-price {
    font-size: 13px;
    color: var(--text-light);
    text-decoration: line-through;
}
.product-original-price::before { content: '¥'; }

/* ---- 页面内容区 ---- */
.page-hero {
    background: linear-gradient(135deg, #1A1208 0%, #2D1F08 100%);
    padding: 64px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: 
        repeating-linear-gradient(0deg, transparent, transparent 40px, rgba(201,168,76,0.04) 40px, rgba(201,168,76,0.04) 41px),
        repeating-linear-gradient(90deg, transparent, transparent 40px, rgba(201,168,76,0.04) 40px, rgba(201,168,76,0.04) 41px);
}
.page-hero-content { position: relative; z-index: 1; }
.page-hero-tag {
    display: inline-block;
    font-size: 11px;
    letter-spacing: 0.3em;
    color: var(--gold);
    margin-bottom: 12px;
}
.page-hero-title {
    font-family: var(--font-display);
    font-size: 40px;
    color: var(--white);
    letter-spacing: 0.2em;
    margin-bottom: 14px;
}
.page-hero-sub {
    font-size: 14px;
    color: rgba(255,255,255,0.5);
    letter-spacing: 0.1em;
}
.page-breadcrumb {
    margin-top: 20px;
    font-size: 13px;
    color: rgba(255,255,255,0.4);
    letter-spacing: 0.05em;
}
.page-breadcrumb a { color: rgba(255,255,255,0.5); }
.page-breadcrumb a:hover { color: var(--gold); }

/* ---- 文章列表页 ---- */
.content-section {
    padding: 64px 0;
}
.content-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 40px;
}
.articles-list {}
.article-list-item {
    display: flex;
    gap: 24px;
    background: var(--white);
    border: 1px solid var(--border-light);
    padding: 24px;
    margin-bottom: 16px;
    transition: all var(--transition);
}
.article-list-item:hover {
    border-color: var(--gold-light);
    box-shadow: var(--shadow-gold);
}
.article-list-img {
    width: 180px;
    height: 120px;
    flex-shrink: 0;
    background: var(--cream);
    overflow: hidden;
}
.article-list-img img { width: 100%; height: 100%; object-fit: cover; }
.article-list-body { flex: 1; min-width: 0; }
.article-list-category {
    display: inline-block;
    font-size: 11px;
    color: var(--gold-dark);
    background: var(--gold-pale);
    padding: 2px 8px;
    letter-spacing: 0.15em;
    margin-bottom: 8px;
}
.article-list-title {
    font-size: 18px;
    color: var(--text-primary);
    letter-spacing: 0.05em;
    margin-bottom: 8px;
    line-height: 1.5;
}
.article-list-title a { color: inherit; }
.article-list-title a:hover { color: var(--gold-dark); }
.article-list-summary {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 12px;
}
.article-list-meta {
    font-size: 12px;
    color: var(--text-light);
}

/* 侧边栏 */
.sidebar {}
.sidebar-widget {
    background: var(--white);
    border: 1px solid var(--border-light);
    margin-bottom: 24px;
    overflow: hidden;
}
.sidebar-widget-title {
    background: var(--text-primary);
    color: var(--gold-light);
    font-family: var(--font-display);
    font-size: 14px;
    letter-spacing: 0.2em;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.sidebar-widget-title::before {
    content: '';
    display: block;
    width: 3px;
    height: 14px;
    background: var(--gold);
}
.sidebar-widget-body { padding: 16px; }
.sidebar-latest-list li {
    padding: 10px 0;
    border-bottom: 1px dashed var(--border-light);
    font-size: 13px;
    line-height: 1.6;
}
.sidebar-latest-list li:last-child { border-bottom: none; }
.sidebar-latest-list a { color: var(--text-secondary); }
.sidebar-latest-list a:hover { color: var(--gold-dark); }

/* ---- 文章详情 ---- */
.article-detail {
    background: var(--white);
    border: 1px solid var(--border-light);
    padding: 48px;
}
.article-detail-title {
    font-family: var(--font-display);
    font-size: 28px;
    color: var(--text-primary);
    letter-spacing: 0.1em;
    line-height: 1.5;
    margin-bottom: 16px;
}
.article-detail-meta {
    display: flex;
    gap: 20px;
    font-size: 13px;
    color: var(--text-light);
    padding: 12px 0;
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
    margin-bottom: 32px;
}
.article-detail-content {
    font-size: 15px;
    line-height: 2.1;
    color: var(--text-secondary);
}
.article-detail-content p { margin-bottom: 1.5em; }
.article-detail-content h2 {
    font-family: var(--font-display);
    font-size: 20px;
    color: var(--text-primary);
    margin: 2em 0 0.8em;
    padding-left: 14px;
    border-left: 3px solid var(--gold);
    letter-spacing: 0.1em;
}
.article-detail-content h3 {
    font-size: 17px;
    color: var(--text-primary);
    margin: 1.5em 0 0.6em;
}
.article-detail-content blockquote {
    background: var(--cream);
    border-left: 4px solid var(--gold);
    padding: 16px 20px;
    margin: 1.5em 0;
    color: var(--text-muted);
    font-style: italic;
}

/* ---- 分页 ---- */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 40px;
}
.page-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border: 1px solid var(--border-color);
    background: var(--white);
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    transition: all var(--transition);
}
.page-btn:hover, .page-btn.active {
    background: var(--text-primary);
    color: var(--gold-light);
    border-color: var(--text-primary);
}

/* ---- 商城页 ---- */
.shop-filter-bar {
    background: var(--white);
    border: 1px solid var(--border-light);
    padding: 16px 24px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}
.filter-label {
    font-size: 13px;
    color: var(--text-muted);
    letter-spacing: 0.1em;
}
.filter-btn {
    padding: 5px 14px;
    border: 1px solid var(--border-color);
    background: none;
    font-family: var(--font-serif);
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
    letter-spacing: 0.05em;
    transition: all var(--transition);
}
.filter-btn:hover, .filter-btn.active {
    background: var(--text-primary);
    color: var(--gold-light);
    border-color: var(--text-primary);
}

/* ---- 公告栏 ---- */
.notice-band {
    background: var(--gold-pale);
    border-top: 1px solid var(--gold-light);
    border-bottom: 1px solid var(--gold-light);
    padding: 14px 0;
}
.notice-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    gap: 16px;
}
.notice-label {
    flex-shrink: 0;
    font-size: 12px;
    letter-spacing: 0.2em;
    color: var(--gold-dark);
    background: var(--gold-dark);
    color: white;
    padding: 3px 10px;
}
.notice-text {
    font-size: 13px;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
}

/* ---- 页脚 ---- */
.site-footer {
    background: var(--text-primary);
    color: rgba(255,255,255,0.65);
}
.footer-divider {
    padding: 24px 0 0;
    display: flex;
    justify-content: center;
}
.divider-ornament { opacity: 0.6; }
.footer-main { padding: 48px 0; }
.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 60px;
}
.footer-logo { margin-bottom: 16px; }
.footer-site-name {
    font-family: var(--font-display);
    font-size: 20px;
    color: var(--gold-light);
    letter-spacing: 0.15em;
    margin-bottom: 12px;
}
.footer-desc {
    font-size: 13px;
    line-height: 2;
    color: rgba(255,255,255,0.4);
    letter-spacing: 0.05em;
}
.footer-section-title {
    font-size: 13px;
    letter-spacing: 0.25em;
    color: var(--gold);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(201,168,76,0.2);
}
.footer-nav-list li { margin-bottom: 10px; }
.footer-nav-list a {
    font-size: 13px;
    color: rgba(255,255,255,0.5);
    letter-spacing: 0.08em;
    transition: color var(--transition);
}
.footer-nav-list a:hover { color: var(--gold-light); }
.footer-contact-list li {
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin-bottom: 14px;
}
.contact-label {
    font-size: 11px;
    letter-spacing: 0.2em;
    color: var(--gold);
    opacity: 0.7;
}
.contact-value {
    font-size: 13px;
    color: rgba(255,255,255,0.55);
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 20px 0;
}
.footer-bottom-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: rgba(255,255,255,0.3);
    letter-spacing: 0.08em;
}
.icp-info a { color: rgba(255,255,255,0.3); }
.icp-info a:hover { color: var(--gold-light); }

/* ---- 空状态 ---- */
.empty-state {
    text-align: center;
    padding: 80px 24px;
    color: var(--text-light);
}
.empty-state-icon { margin: 0 auto 20px; opacity: 0.3; }
.empty-state-text { font-size: 15px; letter-spacing: 0.1em; }

/* ---- 响应式 ---- */
@media (max-width: 1100px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .products-grid { grid-template-columns: repeat(3, 1fr); }
    .articles-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-container { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 768px) {
    .hero-content { grid-template-columns: 1fr; gap: 40px; }
    .hero-title { font-size: 36px; }
    .hero-visual { display: none; }
    .content-layout { grid-template-columns: 1fr; }
    .sidebar { display: none; }
    .products-grid { grid-template-columns: repeat(2, 1fr); }
    .articles-grid { grid-template-columns: 1fr; }
    .footer-container { grid-template-columns: 1fr; gap: 32px; }
    .article-list-item { flex-direction: column; }
    .article-list-img { width: 100%; height: 180px; }

    .main-nav {
        display: none;
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        width: 280px;
        background: var(--white);
        z-index: 999;
        padding: 80px 24px 40px;
        box-shadow: -8px 0 32px rgba(0,0,0,0.15);
        overflow-y: auto;
    }
    .main-nav.open { display: block; }
    .nav-list { flex-direction: column; gap: 0; }
    .nav-link {
        padding: 14px 0;
        border-bottom: 1px solid var(--border-light);
        font-size: 16px;
    }
    .mobile-toggle { display: flex; }
    .nav-overlay.show { display: block; }
    .header-inner { height: 64px; }
}

@media (max-width: 480px) {
    .products-grid { grid-template-columns: 1fr; }
    .features-grid { grid-template-columns: 1fr; }
    .hero-title { font-size: 28px; }
    .section-title { font-size: 24px; }
    .article-detail { padding: 24px 16px; }
}

/* ---- 通用工具类 ---- */
.text-center { text-align: center; }
.text-gold { color: var(--gold); }
.mb-0 { margin-bottom: 0; }
.mt-40 { margin-top: 40px; }

/* ---- 页面切换动画 ---- */
.fade-in {
    animation: fadeIn 0.5s ease forwards;
}
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ---- 加载骨架 ---- */
.skeleton {
    background: linear-gradient(90deg, var(--border-light) 25%, var(--cream) 50%, var(--border-light) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius);
}
@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ========================================================
   商品详情页 (product.php)
   ======================================================== */
.pd-section {
    padding: 48px 0 80px;
    background: var(--off-white);
}
.pd-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: start;
    margin-bottom: 56px;
}
.pd-gallery {}
.pd-main-img {
    position: relative;
    background: var(--white);
    border: 1px solid var(--border-light);
    aspect-ratio: 1 / 1;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}
.pd-main-img img { width:100%; height:100%; object-fit:contain; transition:transform 0.4s ease; }
.pd-main-img:hover img { transform: scale(1.04); }
.pd-img-placeholder { display:flex; align-items:center; justify-content:center; width:100%; height:100%; background:var(--cream); }
.pd-badge {
    position:absolute; top:14px; left:0;
    background: linear-gradient(90deg, var(--gold-dark), var(--gold));
    color:white; font-size:12px; padding:4px 14px 4px 12px;
    letter-spacing:0.1em;
    clip-path: polygon(0 0, 100% 0, calc(100% - 7px) 100%, 0 100%);
}
.pd-thumbs { display:flex; gap:8px; margin-top:12px; flex-wrap:wrap; }
.pd-thumb {
    width:70px; height:70px; flex-shrink:0;
    border:2px solid var(--border-light); cursor:pointer;
    overflow:hidden; transition:border-color var(--transition); background:var(--white);
}
.pd-thumb img { width:100%; height:100%; object-fit:cover; transition:transform 0.3s; }
.pd-thumb:hover { border-color:var(--gold-light); }
.pd-thumb:hover img { transform:scale(1.08); }
.pd-thumb.active { border-color:var(--gold); }
.pd-category {
    display:inline-block; font-size:11px; letter-spacing:0.2em;
    color:var(--gold-dark); background:var(--gold-pale); padding:3px 10px; margin-bottom:14px;
}
.pd-title { font-family:var(--font-display); font-size:28px; color:var(--text-primary); letter-spacing:0.08em; line-height:1.45; margin-bottom:10px; }
.pd-tagline { font-size:14px; color:var(--text-muted); line-height:1.8; margin-bottom:14px; letter-spacing:0.04em; }
.pd-price-block { display:flex; align-items:baseline; gap:12px; padding:16px 0; }
.pd-price { font-size:34px; font-weight:700; color:var(--gold-dark); font-family:Georgia,serif; letter-spacing:0.02em; }
.pd-original { font-size:16px; color:var(--text-light); text-decoration:line-through; font-family:Georgia,serif; }
.pd-discount { font-size:12px; color:white; background:linear-gradient(135deg,#c0392b,#e74c3c); padding:2px 8px; letter-spacing:0.1em; }
.pd-divider { height:1px; background:linear-gradient(90deg,var(--border-color),transparent); margin:18px 0; }
.pd-meta-list { margin:14px 0; }
.pd-meta-row { display:flex; gap:16px; font-size:13px; padding:6px 0; }
.pd-meta-label { color:var(--text-muted); width:72px; flex-shrink:0; letter-spacing:0.05em; }
.pd-meta-value { color:var(--text-secondary); letter-spacing:0.04em; }
.pd-instock { color:#2e7d32; font-weight:500; }
.pd-actions { display:flex; gap:12px; margin:24px 0 20px; flex-wrap:wrap; }
.pd-buy-btn {
    flex:1; min-width:160px;
    display:inline-flex; align-items:center; justify-content:center; gap:8px;
    padding:15px 24px;
    background:linear-gradient(135deg, var(--gold-dark) 0%, var(--gold) 50%, var(--gold-light) 100%);
    color:white; font-family:var(--font-serif); font-size:16px; letter-spacing:0.15em;
    border:none; cursor:pointer; transition:all 0.3s; position:relative; overflow:hidden;
}
.pd-buy-btn::before { content:''; position:absolute; inset:0; background:linear-gradient(135deg,rgba(255,255,255,0.15),transparent); opacity:0; transition:opacity 0.3s; }
.pd-buy-btn:hover::before { opacity:1; }
.pd-buy-btn:hover { transform:translateY(-2px); box-shadow:0 8px 24px rgba(201,168,76,0.4); }
.pd-buy-btn:active { transform:translateY(0); }
.pd-consult-btn {
    display:inline-flex; align-items:center; justify-content:center; gap:8px;
    padding:15px 20px; background:transparent; color:var(--text-secondary);
    font-family:var(--font-serif); font-size:14px; letter-spacing:0.1em;
    border:1px solid var(--border-color); cursor:pointer; transition:all 0.3s;
}
.pd-consult-btn:hover { border-color:var(--gold); color:var(--gold-dark); background:var(--gold-ultra-pale); }
.pd-promises { display:flex; gap:20px; flex-wrap:wrap; padding:14px 16px; background:var(--cream); border:1px solid var(--border-light); }
.pd-promise-item { display:flex; align-items:center; gap:5px; font-size:12px; color:var(--text-muted); letter-spacing:0.06em; }
.pd-detail-section { background:var(--white); border:1px solid var(--border-light); margin-bottom:56px; }
.pd-detail-header { border-bottom:1px solid var(--border-light); padding:0 28px; }
.pd-detail-tabs { display:flex; }
.pd-detail-tab { display:inline-block; padding:16px 0; font-size:15px; color:var(--text-muted); letter-spacing:0.1em; border-bottom:3px solid transparent; cursor:pointer; transition:all 0.2s; }
.pd-detail-tab.active { color:var(--text-primary); border-bottom-color:var(--gold); }
.pd-detail-body { padding:36px 40px; font-size:15px; line-height:2.1; color:var(--text-secondary); }
.pd-detail-body img { max-width:100%; height:auto; margin:16px auto; display:block; }
.pd-detail-body p { margin-bottom:1.4em; }
.pd-detail-body h3 { font-family:var(--font-display); font-size:18px; color:var(--text-primary); margin:1.8em 0 0.8em; padding-left:12px; border-left:3px solid var(--gold); }
.pd-related { margin-bottom:24px; }

/* ========================================================
   联系客服 / 购买弹窗
   ======================================================== */
.modal-open { overflow:hidden; }
.contact-modal-overlay {
    display:none; position:fixed; inset:0;
    background:rgba(10,8,4,0.65); z-index:2000;
    backdrop-filter:blur(3px);
}
.contact-modal-overlay.open { display:block; animation:overlayIn 0.25s ease; }
@keyframes overlayIn { from{opacity:0} to{opacity:1} }

.contact-modal {
    display:none; position:fixed; z-index:2001;
    top:50%; left:50%;
    transform:translate(-50%,-50%) scale(0.95);
    width:min(520px, calc(100vw - 32px));
    max-height:calc(100vh - 48px);
    overflow-y:auto;
    background:var(--white);
    border-top:3px solid var(--gold);
    box-shadow:0 24px 72px rgba(26,18,8,0.22);
    opacity:0;
    scrollbar-width:thin; scrollbar-color:var(--border-color) transparent;
}
.contact-modal.open {
    display:block; opacity:1;
    animation:modalIn 0.32s cubic-bezier(0.34,1.56,0.64,1) forwards;
}
@keyframes modalIn {
    from { transform:translate(-50%,-46%) scale(0.95); opacity:0; }
    to   { transform:translate(-50%,-50%) scale(1);    opacity:1; }
}
.contact-modal-close {
    position:sticky; top:0; float:right; margin:14px 14px 0 0;
    width:32px; height:32px; border-radius:50%;
    border:1px solid var(--border-color); background:var(--white);
    cursor:pointer; display:flex; align-items:center; justify-content:center;
    color:var(--text-muted); transition:all 0.2s; z-index:1;
}
.contact-modal-close:hover { background:var(--cream); color:var(--text-primary); border-color:var(--gold-light); }
.contact-modal-inner { padding:20px 32px 32px; }
.contact-modal-head { display:flex; align-items:center; gap:16px; }
.contact-modal-icon { flex-shrink:0; }
.contact-modal-title { font-family:var(--font-display); font-size:20px; color:var(--text-primary); letter-spacing:0.1em; margin-bottom:4px; }
.contact-modal-subtitle { font-size:13px; color:var(--text-muted); line-height:1.5; letter-spacing:0.04em; }
.contact-modal-divider { height:1px; background:linear-gradient(90deg,var(--border-color),var(--border-light),transparent); margin:18px 0; }
.contact-modal-product { display:flex; gap:14px; align-items:center; background:var(--cream); border:1px solid var(--border-light); padding:12px 14px; }
.contact-modal-product-img { width:64px; height:64px; flex-shrink:0; overflow:hidden; border:1px solid var(--border-light); background:var(--white); }
.contact-modal-product-img img { width:100%; height:100%; object-fit:cover; }
.contact-modal-product-img-placeholder { width:100%; height:100%; background:var(--gold-pale); }
.contact-modal-product-name { font-size:14px; color:var(--text-primary); letter-spacing:0.04em; margin-bottom:5px; line-height:1.5; }
.contact-modal-product-price { font-size:18px; font-weight:700; color:var(--gold-dark); font-family:Georgia,serif; }
.contact-channels { display:flex; flex-direction:column; gap:10px; margin-bottom:4px; }
.contact-channel {
    display:flex; align-items:center; gap:14px;
    padding:14px 16px; border:1px solid var(--border-light); background:var(--white);
    transition:border-color 0.2s,background 0.2s; text-decoration:none; color:inherit;
}
.contact-channel:hover { border-color:var(--gold-light); background:var(--gold-ultra-pale); color:inherit; }
.contact-channel-icon { width:38px; height:38px; background:var(--gold-pale); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.contact-channel-label { font-size:11px; letter-spacing:0.15em; color:var(--text-muted); margin-bottom:3px; }
.contact-channel-value { font-size:15px; color:var(--text-primary); font-weight:500; letter-spacing:0.06em; }
.contact-channel-value a { color:var(--text-primary); }
.contact-qrcode-wrap { text-align:center; padding-top:4px; }
.contact-qrcode-label { font-size:12px; letter-spacing:0.2em; color:var(--text-muted); margin-bottom:12px; position:relative; }
.contact-qrcode-label::before,.contact-qrcode-label::after { content:''; display:inline-block; width:28px; height:1px; background:var(--border-color); vertical-align:middle; margin:0 8px; }
.contact-qrcode-img { display:inline-block; padding:10px; border:1px solid var(--border-color); background:var(--white); box-shadow:0 2px 12px rgba(201,168,76,0.1); }
.contact-qrcode-img img { width:160px; height:160px; object-fit:contain; display:block; }
.contact-qrcode-remark { margin-top:10px; font-size:12px; color:var(--text-light); letter-spacing:0.08em; }
.contact-qrcode-placeholder { display:inline-flex; flex-direction:column; align-items:center; justify-content:center; width:160px; height:160px; border:1px dashed var(--border-color); background:var(--cream); }

/* ========================================================
   右下角悬浮客服
   ======================================================== */
.float-kf { position:fixed; bottom:28px; right:24px; z-index:1500; display:flex; flex-direction:column; align-items:flex-end; gap:12px; }
.float-kf-btn {
    width:56px; height:56px; border-radius:50%;
    background:linear-gradient(135deg,var(--gold-dark) 0%,var(--gold) 100%);
    border:none; cursor:pointer;
    display:flex; flex-direction:column; align-items:center; justify-content:center; gap:2px;
    color:white; box-shadow:0 6px 20px rgba(160,125,46,0.45);
    transition:all 0.3s cubic-bezier(0.34,1.56,0.64,1); position:relative;
}
.float-kf-btn:hover { transform:scale(1.1); box-shadow:0 8px 28px rgba(160,125,46,0.55); }
.float-kf-btn.active { background:linear-gradient(135deg,#1A1208 0%,#2D1F08 100%); transform:scale(0.95); }
.float-kf-label { font-size:10px; letter-spacing:0.1em; font-family:var(--font-serif); line-height:1; color:rgba(255,255,255,0.9); }
.float-kf-pulse { position:absolute; inset:-4px; border-radius:50%; border:2px solid var(--gold); animation:kfPulse 2.4s ease-out infinite; pointer-events:none; }
@keyframes kfPulse {
    0%   { transform:scale(1);    opacity:0.8; }
    70%  { transform:scale(1.35); opacity:0;   }
    100% { transform:scale(1.35); opacity:0;   }
}
.float-kf-card {
    display:none; position:absolute; bottom:68px; right:0;
    width:240px; background:var(--white);
    border:1px solid var(--border-color); border-top:3px solid var(--gold);
    box-shadow:0 12px 40px rgba(26,18,8,0.16);
    transform-origin:bottom right; opacity:0;
}
.float-kf-card.open {
    display:block; opacity:1;
    animation:floatCardIn 0.3s cubic-bezier(0.34,1.56,0.64,1) forwards;
}
@keyframes floatCardIn {
    from { transform:translateY(12px) scale(0.94); opacity:0; }
    to   { transform:translateY(0)    scale(1);    opacity:1; }
}
.float-kf-card-header { display:flex; align-items:center; justify-content:space-between; padding:10px 14px; background:var(--text-primary); color:var(--gold-light); font-size:13px; letter-spacing:0.1em; }
.float-kf-card-close { background:none; border:none; cursor:pointer; color:rgba(255,255,255,0.5); display:flex; align-items:center; padding:2px; transition:color 0.2s; }
.float-kf-card-close:hover { color:var(--gold-light); }
.float-kf-card-body { padding:14px; }
.float-kf-channel { display:flex; align-items:center; gap:10px; padding:8px 10px; border:1px solid var(--border-light); margin-bottom:8px; background:var(--white); transition:all 0.2s; text-decoration:none; color:inherit; cursor:default; }
a.float-kf-channel { cursor:pointer; }
a.float-kf-channel:hover { border-color:var(--gold-light); background:var(--gold-ultra-pale); color:inherit; }
.float-kf-ch-icon { width:30px; height:30px; background:var(--gold-pale); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.float-kf-ch-label { font-size:10px; color:var(--text-muted); letter-spacing:0.1em; margin-bottom:2px; }
.float-kf-ch-val { font-size:13px; color:var(--text-primary); font-weight:500; letter-spacing:0.04em; }
.float-kf-qr { text-align:center; padding-top:4px; }
.float-kf-qr img { width:120px; height:120px; object-fit:contain; border:1px solid var(--border-color); padding:6px; margin:0 auto; }
.float-kf-qr-tip { font-size:11px; color:var(--text-muted); letter-spacing:0.1em; margin-top:6px; }
.float-kf-qr-placeholder { display:flex; align-items:center; justify-content:center; width:120px; height:120px; border:1px dashed var(--border-color); background:var(--cream); margin:0 auto; }

/* 响应式 - 商品详情页 */
@media (max-width:900px) {
    .pd-layout { grid-template-columns:1fr; gap:32px; }
    .pd-main-img { max-width:480px; margin:0 auto; }
    .pd-gallery { max-width:480px; margin:0 auto; width:100%; }
    .pd-detail-body { padding:24px 20px; }
}
@media (max-width:600px) {
    .pd-section { padding:28px 0 56px; }
    .pd-title   { font-size:22px; }
    .pd-price   { font-size:28px; }
    .pd-buy-btn { font-size:14px; padding:13px 16px; }
    .pd-detail-body { padding:20px 16px; }
    .pd-promises { gap:12px; }
    .pd-promise-item { font-size:11px; }
    /* 弹窗移动端底部弹出 */
    .contact-modal {
        top:auto; bottom:0; left:0; right:0;
        transform:translateY(100%);
        width:100%; max-width:100%; max-height:90vh;
        border-radius:18px 18px 0 0;
    }
    .contact-modal.open {
        transform:translateY(0);
        animation:modalInMobile 0.35s cubic-bezier(0.34,1.2,0.64,1) forwards;
    }
    @keyframes modalInMobile {
        from { transform:translateY(100%); }
        to   { transform:translateY(0); }
    }
    .contact-modal-inner { padding:16px 20px 28px; }
    .contact-modal-close { margin:10px 10px 0 0; }
    .contact-qrcode-img img { width:140px; height:140px; }
    .float-kf { bottom:20px; right:16px; }
    .float-kf-btn { width:52px; height:52px; }
    .float-kf-card { width:calc(100vw - 32px); right:0; bottom:64px; }
}