/* ============================================
   选号网 - Number Shop
   全局样式表
   ============================================ */

/* ---------- CSS 变量 ---------- */
:root {
    --primary: #e6a817;
    --primary-light: #f0c040;
    --primary-dark: #c48f10;
    --accent: #d4a017;
    --accent-light: #fff8e1;
    --gold-gradient: linear-gradient(135deg, #e6a817, #c48f10);

    --bg-dark: #f8f9fa;
    --bg-card: #ffffff;
    --bg-input: #f0f2f5;
    --bg-hover: #e9ecef;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --text-muted: #adb5bd;
    --border-color: #dee2e6;
    --border-light: #e9ecef;

    --success: #28a745;
    --warning: #fd7e14;
    --danger: #e03131;
    --info: #1c7ed6;

    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
    --shadow-gold: 0 2px 12px rgba(230,168,23,0.25);

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-full: 50%;

    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --max-width: 1320px;
}

/* ---------- 全局重置 ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; border: none; outline: none; }
input, select, textarea { font-family: inherit; outline: none; }

/* ---------- 容器 ---------- */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 20px; }
.section { padding: 60px 0; }
.section-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}
.section-subtitle {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
}
.section-header {
    text-align: center;
    margin-bottom: 40px;
}

/* ---------- 按钮 ---------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    padding: 10px 24px; border-radius: var(--radius-sm); font-size: 0.9rem;
    font-weight: 600; transition: var(--transition); white-space: nowrap;
}
.btn-primary {
    background: var(--gold-gradient); color: #fff; box-shadow: var(--shadow-gold);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 4px 20px rgba(230,168,23,0.4); }
.btn-outline {
    background: transparent; color: var(--primary); border: 1.5px solid var(--primary);
}
.btn-outline:hover { background: var(--primary); color: #fff; }
.btn-sm { padding: 6px 16px; font-size: 0.8rem; }
.btn-lg { padding: 14px 36px; font-size: 1rem; }
.btn-block { display: flex; width: 100%; }
.btn-vip {
    background: linear-gradient(135deg, #ff6b35, #f7931e); color: #fff;
    font-weight: 700; box-shadow: 0 2px 12px rgba(255,107,53,0.3);
}
.btn-vip:hover { transform: translateY(-2px); box-shadow: 0 4px 20px rgba(255,107,53,0.5); }

/* ---------- 顶栏 ---------- */
.top-bar {
    background: #f1f3f5; color: var(--text-muted); font-size: 0.78rem;
    padding: 6px 0; border-bottom: 1px solid var(--border-color);
}
.top-bar .container { display: flex; justify-content: space-between; align-items: center; }
.top-bar a { color: var(--text-secondary); transition: var(--transition); }
.top-bar a:hover { color: var(--primary); }
.top-bar .top-left { display: flex; gap: 20px; }
.top-bar .top-right { display: flex; gap: 16px; align-items: center; }

/* ---------- 导航栏 ---------- */
.navbar {
    position: sticky; top: 0; z-index: 1000;
    background: rgba(255,255,255,0.95); backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color); transition: var(--transition);
}
.navbar.scrolled { box-shadow: var(--shadow-md); border-bottom-color: var(--primary); }
.navbar .container {
    display: flex; align-items: center; justify-content: space-between;
    padding-top: 12px; padding-bottom: 12px;
}
.nav-logo {
    display: flex; align-items: center; gap: 10px; font-size: 1.3rem;
    font-weight: 700; color: var(--primary);
}
.nav-logo i { font-size: 1.6rem; }
.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-links a {
    padding: 8px 18px; border-radius: var(--radius-sm); font-size: 0.9rem;
    font-weight: 500; color: var(--text-secondary); transition: var(--transition);
}
.nav-links a:hover, .nav-links a.active { color: var(--primary); background: rgba(230,168,23,0.08); }
.nav-actions { display: flex; align-items: center; gap: 10px; }

/* 移动端汉堡菜单 */
.nav-toggle {
    display: none; flex-direction: column; gap: 5px; background: none;
    padding: 4px; cursor: pointer;
}
.nav-toggle span {
    display: block; width: 24px; height: 2px; background: var(--text-primary);
    border-radius: 2px; transition: var(--transition);
}
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ---------- 搜索Hero ---------- */
.search-hero {
    background: linear-gradient(135deg, #f8f9fa 0%, #fff8e1 50%, #f8f9fa 100%);
    padding: 50px 0; text-align: center; position: relative; overflow: hidden;
}
.search-hero::before {
    content: ''; position: absolute; inset: 0;
    background: url("../icons/bg-pattern.svg");
    opacity: 0.3;
}
}
.search-hero .container { position: relative; z-index: 1; }
.search-hero h1 {
    font-size: 2.4rem; font-weight: 800; margin-bottom: 10px;
    background: linear-gradient(135deg, #212529, #e6a817); -webkit-background-clip: text;
    -webkit-text-fill-color: transparent; background-clip: text;
}
.search-hero p { color: var(--text-secondary); font-size: 1rem; margin-bottom: 28px; }
.search-box {
    display: flex; max-width: 640px; margin: 0 auto;
    background: var(--bg-input); border-radius: var(--radius-lg); overflow: hidden;
    border: 2px solid var(--border-color); transition: var(--transition);
}
.search-box:focus-within { border-color: var(--primary); box-shadow: var(--shadow-gold); }
.search-box input {
    flex: 1; padding: 14px 20px; background: transparent; border: none;
    color: var(--text-primary); font-size: 1rem;
}
.search-box input::placeholder { color: var(--text-muted); }
.search-box button {
    padding: 14px 28px; background: var(--gold-gradient); border: none;
    color: #fff; font-size: 1rem; font-weight: 700; transition: var(--transition);
}
.search-box button:hover { filter: brightness(1.1); }
.search-tags {
    display: flex; justify-content: center; flex-wrap: wrap; gap: 10px;
    margin-top: 16px;
}
.search-tags span { color: var(--text-muted); font-size: 0.82rem; }
.search-tags a { color: var(--primary); font-size: 0.82rem; transition: var(--transition); }
.search-tags a:hover { color: var(--primary-light); text-decoration: underline; }

/* ---------- 分类导航 ---------- */
.category-nav {
    background: var(--bg-card); border-bottom: 1px solid var(--border-color);
}
.category-nav .container {
    display: flex; gap: 0; overflow-x: auto;
    -ms-overflow-style: none; scrollbar-width: none;
}
.category-nav .container::-webkit-scrollbar { display: none; }
.cat-item {
    display: flex; align-items: center; gap: 8px; padding: 14px 24px;
    white-space: nowrap; font-size: 0.9rem; font-weight: 500;
    color: var(--text-secondary); border-bottom: 2px solid transparent;
    transition: var(--transition); cursor: pointer;
}
.cat-item:hover { color: var(--primary); background: rgba(230,168,23,0.05); }
.cat-item.active { color: var(--primary); border-bottom-color: var(--primary); }
.cat-item i { font-size: 1.1rem; }

/* ---------- 统计条 ---------- */
.stats-strip {
    background: var(--bg-card); border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color); padding: 16px 0;
}
.stats-strip .container { display: flex; justify-content: space-around; flex-wrap: wrap; gap: 20px; }
.stat-item { text-align: center; }
.stat-number { font-size: 1.5rem; font-weight: 700; color: var(--primary); }
.stat-label { font-size: 0.78rem; color: var(--text-muted); margin-top: 2px; }

/* ---------- 号码卡片 ---------- */
.number-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.number-card {
    background: var(--bg-card); border-radius: var(--radius-md);
    border: 1px solid var(--border-color); overflow: hidden;
    transition: var(--transition); cursor: pointer;
}
.number-card:hover {
    transform: translateY(-4px); box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}
.number-card .card-img {
    height: 140px; display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, #e9ecef, #fff3cd);
    font-size: 2.2rem; font-weight: 800; color: var(--primary);
    letter-spacing: 3px; position: relative; overflow: hidden;
}
.number-card .card-img::after {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(transparent 60%, rgba(0,0,0,0.08));
}
.number-card .card-img .number-display {
    position: relative; z-index: 1;
}
.number-card .card-body { padding: 16px; }
.number-card .card-title {
    font-size: 0.95rem; font-weight: 600; color: var(--text-primary);
    margin-bottom: 6px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.number-card .card-meta {
    display: flex; justify-content: space-between; align-items: center;
    font-size: 0.78rem; color: var(--text-muted);
}
.number-card .card-price {
    font-size: 1.15rem; font-weight: 700; color: var(--danger);
}
.number-card .card-price .unit { font-size: 0.75rem; font-weight: 400; }
.number-card .card-badge {
    position: absolute; top: 10px; left: 10px; z-index: 2;
    padding: 3px 10px; border-radius: 20px; font-size: 0.7rem; font-weight: 600;
}
.badge-hot { background: var(--danger); color: #fff; }
.badge-new { background: var(--success); color: #fff; }
.badge-recommend { background: var(--primary); color: #fff; }
.badge-rare { background: linear-gradient(135deg, #ff6b35, #f7931e); color: #fff; }

/* ---------- 运营商标签 ---------- */
.operator-tag {
    display: inline-block; padding: 2px 8px; border-radius: 4px;
    font-size: 0.7rem; font-weight: 600;
}
.op-cmcc { background: rgba(28,126,214,0.12); color: #1971c2; }   /* 移动 */
.op-cucc { background: rgba(224,49,49,0.12); color: #c92a2a; }     /* 联通 */
.op-ctcc { background: rgba(43,138,62,0.12); color: #2b8a3e; }     /* 电信 */
.op-cbn { background: rgba(134,46,156,0.12); color: #862e9c; }     /* 广电 */

/* ---------- 分页 ---------- */
.pagination {
    display: flex; justify-content: center; gap: 6px; margin-top: 40px;
}
.pagination button, .pagination span, .pagination a {
    padding: 8px 14px; border-radius: var(--radius-sm); font-size: 0.85rem;
    background: var(--bg-card); color: var(--text-secondary);
    border: 1px solid var(--border-color); transition: var(--transition);
    text-decoration: none; display: inline-block;
}
.pagination button:hover, .pagination a:hover { border-color: var(--primary); color: var(--primary); }
.pagination button.active, .pagination a.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.pagination .page-dots { border: none; background: transparent; }

/* ---------- 页面Banner ---------- */
.page-banner {
    background: linear-gradient(135deg, #f8f9fa, #fff8e1, #f8f9fa);
    padding: 40px 0; text-align: center; border-bottom: 1px solid var(--border-color);
}
.page-banner h1 { font-size: 2rem; font-weight: 700; color: var(--primary); }
.page-banner .breadcrumb {
    margin-top: 8px; font-size: 0.85rem; color: var(--text-muted);
}
.page-banner .breadcrumb a { color: var(--text-secondary); transition: var(--transition); }
.page-banner .breadcrumb a:hover { color: var(--primary); }
.page-banner .breadcrumb span { color: var(--primary); }

/* ---------- 筛选侧边栏 ---------- */
.filter-sidebar {
    background: var(--bg-card); border-radius: var(--radius-md);
    border: 1px solid var(--border-color); padding: 20px;
    position: sticky; top: 88px;
}
.filter-group { margin-bottom: 20px; }
.filter-group:last-child { margin-bottom: 0; }
.filter-group h4 {
    font-size: 0.9rem; font-weight: 600; color: var(--text-primary);
    margin-bottom: 10px; padding-bottom: 8px; border-bottom: 1px solid var(--border-color);
}
.filter-options { display: flex; flex-direction: column; gap: 6px; }
.filter-option {
    display: flex; align-items: center; gap: 8px; padding: 6px 10px;
    border-radius: var(--radius-sm); font-size: 0.82rem; color: var(--text-secondary);
    cursor: pointer; transition: var(--transition);
}
.filter-option:hover { background: var(--bg-hover); color: var(--text-primary); }
.filter-option.active { background: rgba(230,168,23,0.1); color: var(--primary); }
.filter-option input[type="checkbox"] { accent-color: var(--primary); }
.price-range { display: flex; gap: 8px; align-items: center; margin-top: 8px; }
.price-range input {
    width: 80px; padding: 6px 10px; background: var(--bg-input); border: 1px solid var(--border-color);
    border-radius: var(--radius-sm); color: var(--text-primary); font-size: 0.82rem;
}
.price-range span { color: var(--text-muted); }
.price-range button {
    padding: 6px 12px; background: var(--primary); color: #fff;
    border-radius: var(--radius-sm); font-size: 0.78rem; font-weight: 600;
}

/* ---------- 列表页布局 ---------- */
.list-layout { display: grid; grid-template-columns: 260px 1fr; gap: 24px; }
.list-main { min-width: 0; }
.list-toolbar {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 20px; flex-wrap: wrap; gap: 12px;
}
.list-toolbar .result-count { font-size: 0.85rem; color: var(--text-muted); }
.list-toolbar .result-count strong { color: var(--primary); }
.sort-select {
    padding: 8px 14px; background: var(--bg-card); border: 1px solid var(--border-color);
    border-radius: var(--radius-sm); color: var(--text-primary); font-size: 0.85rem;
}

/* ---------- 详情页 ---------- */
.detail-layout { display: grid; grid-template-columns: 1fr 400px; gap: 32px; }
.detail-preview {
    background: var(--bg-card); border-radius: var(--radius-md);
    border: 1px solid var(--border-color); padding: 40px; text-align: center;
}
.detail-preview .number-big {
    font-size: 3.5rem; font-weight: 800; color: var(--primary);
    letter-spacing: 6px; margin-bottom: 16px;
}
.detail-preview .number-sub {
    font-size: 1rem; color: var(--text-secondary);
}
.detail-info {
    background: var(--bg-card); border-radius: var(--radius-md);
    border: 1px solid var(--border-color); padding: 28px;
}
.detail-info .price-display { font-size: 2rem; font-weight: 700; color: var(--danger); margin-bottom: 4px; }
.detail-info .price-original { font-size: 0.85rem; color: var(--text-muted); text-decoration: line-through; margin-bottom: 20px; }
.detail-info .info-row { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--border-color); font-size: 0.88rem; }
.detail-info .info-label { color: var(--text-muted); }
.detail-info .info-value { color: var(--text-primary); font-weight: 500; }
.detail-actions { display: flex; gap: 10px; margin-top: 24px; }
.detail-actions .btn { flex: 1; }

/* ---------- 号码规则说明 ---------- */
.number-rules { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.rule-card {
    background: var(--bg-card); border-radius: var(--radius-md);
    border: 1px solid var(--border-color); padding: 20px; text-align: center;
}
.rule-card i { font-size: 2rem; color: var(--primary); margin-bottom: 10px; }
.rule-card h4 { font-size: 0.95rem; margin-bottom: 6px; }
.rule-card p { font-size: 0.82rem; color: var(--text-muted); line-height: 1.5; }

/* ---------- 特色号码展示 ---------- */
.featured-section { background: var(--bg-card); border-top: 1px solid var(--border-color); border-bottom: 1px solid var(--border-color); }
.featured-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.featured-item {
    background: var(--bg-dark); border-radius: var(--radius-md); padding: 20px;
    text-align: center; border: 1px solid var(--border-color); transition: var(--transition);
}
.featured-item:hover { border-color: var(--primary); box-shadow: var(--shadow-gold); }
.featured-item .f-number { font-size: 1.3rem; font-weight: 700; color: var(--primary); letter-spacing: 2px; }
.featured-item .f-label { font-size: 0.78rem; color: var(--text-muted); margin-top: 6px; }
.featured-item .f-price { font-size: 0.9rem; color: var(--danger); font-weight: 600; margin-top: 4px; }

/* ---------- 古董类特殊样式 ---------- */
.antique-card .card-img {
    background: linear-gradient(135deg, #f5f0e8, #faf5eb);
    font-size: 1.6rem; color: #c9a84c;
}
.antique-card .card-img .antique-icon { width: 3rem; height: 3rem; }

/* ---------- 页脚 ---------- */
.footer {
    background: #f1f3f5; border-top: 1px solid var(--border-color);
    padding: 50px 0 20px; margin-top: 60px;
}
.footer-grid {
    display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px;
    padding-bottom: 30px; border-bottom: 1px solid var(--border-color);
}
.footer-brand .footer-logo {
    font-size: 1.3rem; font-weight: 700; color: var(--primary); margin-bottom: 10px;
}
.footer-brand p { font-size: 0.82rem; color: var(--text-muted); line-height: 1.6; }
.footer-col h4 {
    font-size: 0.95rem; font-weight: 600; margin-bottom: 14px; color: var(--text-primary);
}
.footer-col a {
    display: block; font-size: 0.82rem; color: var(--text-muted);
    padding: 4px 0; transition: var(--transition);
}
.footer-col a:hover { color: var(--primary); padding-left: 4px; }
.footer-bottom {
    text-align: center; padding-top: 20px; font-size: 0.78rem; color: var(--text-secondary);
}

/* ---------- 面包屑导航 (内页用) ---------- */
.breadcrumb-nav {
    padding: 12px 0; font-size: 0.82rem; color: var(--text-muted);
}
.breadcrumb-nav a { color: var(--text-secondary); transition: var(--transition); }
.breadcrumb-nav a:hover { color: var(--primary); }
.breadcrumb-nav span { color: var(--primary); }

/* ---------- Toast ---------- */
.toast {
    position: fixed; bottom: 30px; right: 30px; z-index: 9999;
    background: var(--bg-card); color: var(--text-primary); padding: 14px 24px;
    border-radius: var(--radius-md); border: 1px solid var(--primary);
    box-shadow: var(--shadow-lg); animation: slideIn 0.3s ease;
}
@keyframes slideIn {
    from { opacity: 0; transform: translateX(30px); }
    to { opacity: 1; transform: translateX(0); }
}

/* ---------- 移动端菜单 ---------- */
@media (max-width: 768px) {
    .nav-toggle { display: flex; }
    .nav-links {
        display: none; position: absolute; top: 100%; left: 0; right: 0;
        background: var(--bg-dark); flex-direction: column; padding: 16px;
        border-bottom: 1px solid var(--border-color);
    }
    .nav-links.mobile-active { display: flex; }
    .nav-links a { padding: 12px 16px; }
    .nav-actions { display: none; }
    .nav-links.mobile-active ~ .nav-actions,
    .mobile-active .nav-actions { display: flex; flex-direction: column; padding: 0 16px 16px; }
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
    .number-grid { grid-template-columns: repeat(3, 1fr); }
    .featured-grid { grid-template-columns: repeat(3, 1fr); }
    .detail-layout { grid-template-columns: 1fr; }
    .list-layout { grid-template-columns: 1fr; }
    .filter-sidebar { position: static; margin-bottom: 20px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .number-rules { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .number-grid { grid-template-columns: repeat(2, 1fr); }
    .featured-grid { grid-template-columns: repeat(2, 1fr); }
    .search-hero h1 { font-size: 1.6rem; }
    .detail-preview .number-big { font-size: 2.2rem; letter-spacing: 3px; }
    .number-rules { grid-template-columns: 1fr; }
    .section { padding: 40px 0; }
}
@media (max-width: 480px) {
    .number-grid { grid-template-columns: 1fr; }
    .featured-grid { grid-template-columns: 1fr; }
    .stats-strip .container { gap: 12px; }
    .footer-grid { grid-template-columns: 1fr; }
}