/* 体育导航站现代化设计 - 增强版 */
:root {
    /* 主色调 - 专业体育主题 */
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #dbeafe;
    --secondary: #dc2626; /* 红色，体育活力感 */
    --accent: #059669; /* 绿色，成功/收录 */
    --warning: #d97706; /* 橙色，提示/警告 */
    --info: #0891b2; /* 青色，信息 */
    
    /* 背景渐变 */
    --gradient-primary: linear-gradient(135deg, #2563eb 0%, #4f46e5 100%);
    --gradient-dark: linear-gradient(135deg, #1e3a8a 0%, #3730a3 100%);
    --gradient-sport: linear-gradient(135deg, #1e40af 0%, #dc2626 100%);
    
    /* 背景色 */
    --bg-body: #f8fafc;
    --bg-card: #ffffff;
    --bg-sidebar: #f1f5f9;
    --bg-hover: #f8fafc;
    
    /* 文字颜色 */
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    
    /* 边框与阴影 */
    --border: #e2e8f0;
    --border-light: #f1f5f9;
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-primary: 0 8px 20px rgba(37, 99, 235, 0.15);
    
    /* 圆角 */
    --radius-sm: 0.375rem;
    --radius: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;
    
    /* 间距 */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
}

/* 重置与基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(37, 99, 235, 0.05) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(220, 38, 38, 0.05) 0%, transparent 20%);
    min-height: 100vh;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.2s ease;
}

a:hover {
    color: var(--primary);
}

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

button, input, select, textarea {
    font-family: inherit;
    font-size: 1rem;
    outline: none;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all 0.2s ease;
}

button {
    cursor: pointer;
}

/* 容器布局 */
.shell {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.shell-narrow {
    max-width: 900px;
}

.page-main {
    padding: var(--space-8) 0 var(--space-16);
}

/* 头部导航 - 重新设计 */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.6);
    box-shadow: var(--shadow-sm);
    padding: var(--space-2) 0;
}

.header-shell {
    padding: var(--space-3) 0;
}

.header-main {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-8);
}

/* 品牌标识 */
.brand img{
    width:54px !important;
    height:54px !important;
    object-fit:contain;
    background:transparent !important;
    border:none !important;
    box-shadow:none !important;
    padding:0 !important;
    border-radius:0 !important;
}

/* fallback 图标 */
.brand-mark{
    width:54px;
    height:54px;
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:26px;
    border-radius:14px;
    background:rgba(37,99,235,0.08);
    color:#2563eb;
}

.brand-mark::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), transparent);
}

.brand-text strong {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
    line-height: 1.2;
    background: var(--gradient-sport);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.025em;
}

.brand-text span {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-top: 0.125rem;
}

/* 搜索框 */
.header-search {
    flex: 1;
    max-width: 500px;
    display: flex;
    gap: var(--space-3);
}

.header-search input {
    flex: 1;
    min-width: 0;
    height: 3rem;
    padding: 0 var(--space-6);
    border: 2px solid var(--border);
    border-radius: var(--radius-full);
    background-color: white;
    font-size: 0.875rem;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.header-search input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.header-search button {
    height: 3rem;
    padding: 0 var(--space-6);
    border: none;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    color: white;
    font-weight: 600;
    font-size: 0.875rem;
    white-space: nowrap;
    box-shadow: var(--shadow-primary);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.header-search button:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.2);
}

.header-search button::before {
    content: '🔍';
    font-size: 1rem;
}

/* 主导航 */
.nav-shell {
    margin-top: var(--space-4);
}

.top-nav {
    display: flex;
    gap: var(--space-1);
    overflow-x: auto;
    padding-bottom: var(--space-2);
    scrollbar-width: none;
}

.top-nav::-webkit-scrollbar {
    display: none;
}

.top-nav a {
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.875rem;
    white-space: nowrap;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.top-nav a:hover {
    background-color: var(--primary-light);
    color: var(--primary);
    transform: translateY(-1px);
}

.top-nav a.active {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-primary);
}

.top-nav a.active::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 3px;
    background-color: rgba(255, 255, 255, 0.8);
    border-radius: var(--radius-full);
}

/* 英雄区域 - 增强设计 */
.hero-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr;
    gap: var(--space-8);
    margin-bottom: var(--space-12);
}

.hero-card {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    position: relative;
}

.hero-card-main {
    padding: var(--space-8);
    color: white;
    background: var(--gradient-dark);
    position: relative;
    overflow: hidden;
}

.hero-card-main::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
}

.hero-card-main::after {
    content: '';
    position: absolute;
    bottom: -150px;
    left: -150px;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
}

.hero-badge-group {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
    position: relative;
    z-index: 1;
}

.hero-badge {
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    background-color: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.hero-badge::before {
    content: '⚽';
    font-size: 0.75rem;
}

.hero-badge-soft {
    background-color: rgba(255, 255, 255, 0.1);
}

.hero-card-main h1 {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--space-4);
    position: relative;
    z-index: 1;
    max-width: 90%;
}

.hero-lead {
    font-size: 1.125rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-8);
    position: relative;
    z-index: 1;
    max-width: 85%;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
    position: relative;
    z-index: 1;
}

.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    position: relative;
    z-index: 1;
    margin-bottom: var(--space-8);
}

.hero-tags a {
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    background-color: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.18);
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
    transition: all 0.3s ease;
}

.hero-tags a:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
    position: relative;
    z-index: 1;
}

.hero-stat {
    padding: var(--space-6);
    border-radius: var(--radius-lg);
    background-color: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(10px);
    text-align: center;
    transition: all 0.3s ease;
}

.hero-stat:hover {
    background-color: rgba(255, 255, 255, 0.18);
    transform: translateY(-2px);
}

.hero-stat strong {
    display: block;
    font-size: 2.25rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: var(--space-2);
    color: white;
}

.hero-stat span {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.85);
    font-weight: 500;
}

/* 侧边栏卡片 */
.hero-side-stack {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.panel-card {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.panel-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient-primary);
}

.panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-4);
}

.panel-head h2 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.panel-head h2::before {
    content: '🏆';
    font-size: 1rem;
}

.panel-head a {
    font-size: 0.875rem;
    color: var(--primary);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--space-1);
    transition: all 0.2s ease;
}

.panel-head a:hover {
    color: var(--primary-dark);
    gap: var(--space-2);
}

.panel-head a::after {
    content: '→';
}

.simple-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.simple-list li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) 0;
    border-bottom: 1px dashed var(--border);
    transition: all 0.2s ease;
}

.simple-list li:hover {
    padding-left: var(--space-2);
    border-bottom-color: var(--primary);
}

.simple-list li:last-child {
    border-bottom: none;
}

.simple-list a {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.simple-list a::before {
    content: '•';
    color: var(--primary);
    font-size: 1.5rem;
}

.simple-list a:hover {
    color: var(--primary);
}

.simple-list span {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
    background-color: var(--bg-sidebar);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-full);
}

.tips-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.tip-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-4);
    background-color: var(--bg-sidebar);
    border-radius: var(--radius);
    border-left: 4px solid var(--accent);
    transition: all 0.2s ease;
}

.tip-item:hover {
    background-color: var(--bg-hover);
    transform: translateX(4px);
}

.tip-item strong {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.tip-item strong::before {
    content: '💡';
    font-size: 0.875rem;
}

.tip-item span {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* 主内容区域 */
.section-block {
    margin-bottom: var(--space-12);
}

.section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: var(--space-8);
    padding-bottom: var(--space-4);
    border-bottom: 2px solid var(--border);
    position: relative;
}

.section-head::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 60px;
    height: 2px;
    background: var(--gradient-primary);
}

.section-head h2 {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: var(--space-1);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.section-head h2::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--gradient-primary);
    border-radius: 50%;
}

.section-head p {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-top: var(--space-1);
    max-width: 600px;
}

.section-more {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius);
    background-color: var(--primary-light);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.section-more:hover {
    background-color: #dbeafe;
    color: var(--primary-dark);
    transform: translateX(4px);
}

.section-more::after {
    content: '→';
    font-weight: 700;
}

/* 分类网格 */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-6);
}

.category-card {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.category-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.category-card:hover::before {
    opacity: 1;
}

.category-card-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: var(--space-4);
}

.category-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-3);
    color: var(--text-primary);
}

.category-card h3 a {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: inherit;
}

.category-card h3 a::before {
    content: '📁';
    font-size: 1.125rem;
}

.category-card h3 a:hover {
    color: var(--primary);
}

.category-card p {
    font-size: 0.875rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
    min-height: 70px;
}

.pill {
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-full);
    background-color: var(--primary-light);
    color: var(--primary);
    font-size: 0.75rem;
    font-weight: 700;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.pill::before {
    content: '🔗';
    font-size: 0.75rem;
}

.category-card-foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-4);
    border-top: 1px solid var(--border);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.category-card-foot a {
    color: var(--primary);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--space-1);
    transition: all 0.2s ease;
}

.category-card-foot a:hover {
    color: var(--primary-dark);
    gap: var(--space-2);
}

.category-card-foot a::after {
    content: '→';
    font-weight: 700;
}

/* 站点网格 */
.site-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-6);
}

.site-card {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.site-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.site-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.site-card:hover::before {
    opacity: 1;
}

.site-head {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
}

.site-head img {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: var(--radius);
    object-fit: cover;
    border: 1px solid var(--border);
    background-color: white;
    padding: 0.25rem;
    transition: all 0.3s ease;
}

.site-card:hover .site-head img {
    transform: scale(1.05);
    border-color: var(--primary);
}

.site-head h3 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.site-head h3 a:hover {
    color: var(--primary);
}

.site-head span {
    font-size: 0.75rem;
    color: var(--text-muted);
    background-color: var(--bg-sidebar);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-full);
    display: inline-block;
}

.site-desc {
    font-size: 0.875rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
    flex-grow: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.site-actions {
    display: flex;
    gap: var(--space-3);
}

/* 按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.875rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 5px;
    height: 5px;
    background: rgba(255, 255, 255, 0.5);
    opacity: 0;
    border-radius: 100%;
    transform: scale(1, 1) translate(-50%);
    transform-origin: 50% 50%;
}

.btn:focus:not(:active)::after {
    animation: ripple 1s ease-out;
}

@keyframes ripple {
    0% {
        transform: scale(0, 0);
        opacity: 0.5;
    }
    100% {
        transform: scale(20, 20);
        opacity: 0;
    }
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.2);
}

.btn-secondary {
    background-color: var(--bg-card);
    color: var(--primary);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background-color: var(--primary-light);
    border-color: var(--primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.btn-white {
    background-color: white;
    color: var(--text-primary);
    box-shadow: var(--shadow);
}

.btn-white:hover {
    background-color: var(--bg-body);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.btn-glass {
    background-color: rgba(255, 255, 255, 0.15);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
}

.btn-glass:hover {
    background-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-3px);
}

/* 面包屑导航 */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-8);
    font-size: 0.875rem;
    color: var(--text-muted);
}

.breadcrumb a {
    color: var(--primary);
    font-weight: 500;
    transition: all 0.2s ease;
}

.breadcrumb a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.breadcrumb span {
    color: var(--text-light);
}

/* 页面标题区域 */
.page-hero-light {
    background-color: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    box-shadow: var(--shadow);
    margin-bottom: var(--space-8);
    position: relative;
    overflow: hidden;
}

.page-hero-light::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.page-hero-label {
    display: inline-block;
    padding: 0.375rem 0.75rem;
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    margin-bottom: var(--space-4);
    box-shadow: var(--shadow-sm);
}

.page-hero h1 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: var(--space-4);
    color: var(--text-primary);
    line-height: 1.2;
}

.page-hero p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: var(--space-8);
    max-width: 800px;
}

.page-hero-side {
    display: grid;
    gap: var(--space-4);
}

.metric-box {
    background-color: var(--bg-sidebar);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    text-align: center;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.metric-box:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
    border-color: var(--primary);
}

.metric-box strong {
    display: block;
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 0.5rem;
    line-height: 1;
}

.metric-box span {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.hero-note-box {
    background-color: var(--primary-light);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    border-left: 4px solid var(--primary);
}

.hero-note-box strong {
    display: block;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.625rem;
    color: var(--primary);
}

.hero-note-box p {
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--text-secondary);
    margin: 0;
}

/* 详情页面 */
.detail-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-6);
    margin-bottom: var(--space-12);
}

.detail-main-card,
.detail-side-card {
    background-color: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.detail-main-card::before,
.detail-side-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.detail-header {
    display: flex;
    align-items: flex-start;
    gap: var(--space-6);
    margin-bottom: var(--space-8);
}

.detail-header img {
    width: 5rem;
    height: 5rem;
    border-radius: var(--radius-lg);
    object-fit: cover;
    border: 1px solid var(--border);
    background-color: white;
    padding: 0.375rem;
    box-shadow: var(--shadow);
}

.detail-header h1 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
    line-height: 1.2;
}

.detail-header p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-secondary);
    max-width: 800px;
}

.detail-actions {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}

.content-card {
    background-color: var(--bg-sidebar);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    margin-bottom: var(--space-8);
    border: 1px solid var(--border);
}

.rich-text-block {
    font-size: 0.9375rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.rich-text-block p {
    margin-bottom: var(--space-4);
}

.rich-text-block p:last-child {
    margin-bottom: 0;
}

.info-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.info-row {
    padding-bottom: var(--space-4);
    margin-bottom: var(--space-4);
    border-bottom: 1px dashed var(--border);
}

.info-row:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.info-row strong {
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 0.375rem;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.info-row strong::before {
    content: '📌';
    font-size: 0.75rem;
}

.info-row span,
.info-row a {
    font-size: 0.9375rem;
    color: var(--text-primary);
}

.info-row a {
    color: var(--primary);
    font-weight: 600;
    transition: all 0.2s ease;
}

.info-row a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* 搜索页面 */
.search-card {
    display: flex;
    gap: var(--space-3);
    background-color: var(--bg-card);
    border-radius: var(--radius);
    padding: var(--space-4);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    margin-bottom: var(--space-8);
}

.search-card input {
    flex: 1;
    min-width: 0;
    height: 3rem;
    padding: 0 var(--space-6);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    font-size: 0.9375rem;
    color: var(--text-primary);
    background-color: var(--bg-sidebar);
    transition: all 0.3s ease;
}

.search-card input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
    background-color: white;
}

.search-card button {
    height: 3rem;
    padding: 0 var(--space-6);
    white-space: nowrap;
    background: var(--gradient-primary);
    color: white;
    font-weight: 600;
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-primary);
    transition: all 0.3s ease;
}

.search-card button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.2);
}

/* 空状态 */
.empty-state {
    background-color: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--space-12) var(--space-8);
    text-align: center;
    box-shadow: var(--shadow);
    border: 2px dashed var(--border);
    color: var(--text-secondary);
}

.empty-state-center {
    padding: var(--space-16) var(--space-8);
}

.empty-state-icon {
    width: 5rem;
    height: 5rem;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    margin: 0 auto var(--space-6);
    box-shadow: var(--shadow-primary);
}

.empty-state h1 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--space-4);
    color: var(--text-primary);
}

.empty-state p {
    max-width: 500px;
    margin: 0 auto var(--space-8);
    line-height: 1.7;
    font-size: 1rem;
}

.empty-state-actions {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
}

/* 表单样式 */
.form-card {
    background-color: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
    margin-bottom: var(--space-8);
}

.form-card label {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.form-card span {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.form-card span::after {
    content: '*';
    color: var(--secondary);
    margin-left: 0.125rem;
}

.form-card input,
.form-card select,
.form-card textarea {
    padding: 0.875rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background-color: var(--bg-sidebar);
    font-size: 0.9375rem;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.form-card input:focus,
.form-card select:focus,
.form-card textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
    background-color: white;
}

.form-card textarea {
    resize: vertical;
    min-height: 150px;
    line-height: 1.6;
}

.form-block {
    margin-bottom: var(--space-8);
}

.form-actions {
    display: flex;
    gap: var(--space-4);
    margin-top: var(--space-8);
}

/* 警告提示 */
.alert {
    border-radius: var(--radius);
    padding: var(--space-4) var(--space-5);
    margin-bottom: var(--space-8);
    font-size: 0.9375rem;
    line-height: 1.6;
    border-left: 4px solid transparent;
}

.alert-success {
    background-color: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-left-color: #22c55e;
    color: #166534;
}

.alert-error {
    background-color: #fef2f2;
    border: 1px solid #fecaca;
    border-left-color: #ef4444;
    color: #991b1b;
}

/* 列表样式 */
.dot-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.dot-list li {
    position: relative;
    padding-left: var(--space-6);
    margin-bottom: var(--space-3);
    color: var(--text-secondary);
    line-height: 1.6;
}

.dot-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.625rem;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--gradient-primary);
}

/* 页脚 */
.site-footer {
    margin-top: var(--space-16);
    padding-top: var(--space-12);
    border-top: 1px solid var(--border);
    background-color: var(--bg-card);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr repeat(3, 1fr);
    gap: var(--space-8);
    margin-bottom: var(--space-8);
}

.footer-card {
    background-color: transparent;
    padding: 0;
    box-shadow: none;
    border: none;
}

.footer-card h3 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: var(--space-6);
    color: var(--text-primary);
    position: relative;
    padding-bottom: var(--space-3);
}

.footer-card h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
}

.footer-card p {
    font-size: 0.875rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
}

.footer-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-card li {
    margin-bottom: var(--space-3);
}

.footer-card a {
    font-size: 0.875rem;
    color: var(--text-secondary);
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.footer-card a::before {
    content: '→';
    font-size: 0.75rem;
    opacity: 0;
    transition: all 0.2s ease;
}

.footer-card a:hover {
    color: var(--primary);
    padding-left: 0.25rem;
}

.footer-card a:hover::before {
    opacity: 1;
}

.footer-bottom {
    padding-top: var(--space-8);
    border-top: 1px solid var(--border);
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* 关于页面特殊样式 */
.about-page {
    .about-mini-list {
        display: flex;
        flex-wrap: wrap;
        gap: var(--space-3);
        margin-top: var(--space-4);
    }
    
    .about-mini-list span {
        padding: var(--space-1) var(--space-3);
        background: var(--gradient-primary);
        color: white;
        border-radius: var(--radius-full);
        font-size: 0.75rem;
        font-weight: 600;
    }
    
    .metrics-row {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: var(--space-4);
        margin-bottom: var(--space-8);
    }
    
    .about-metric {
        background: var(--bg-card);
        border-radius: var(--radius-lg);
        padding: var(--space-6);
        text-align: center;
        box-shadow: var(--shadow);
        border: 1px solid var(--border);
        transition: all 0.3s ease;
    }
    
    .about-metric:hover {
        transform: translateY(-3px);
        box-shadow: var(--shadow-md);
        border-color: var(--primary);
    }
    
    .about-metric strong {
        display: block;
        font-size: 2.25rem;
        font-weight: 800;
        color: var(--primary);
        margin-bottom: var(--space-1);
        line-height: 1;
    }
    
    .about-metric span {
        font-size: 0.875rem;
        color: var(--text-secondary);
        font-weight: 500;
    }
    
    .about-grid {
        display: grid;
        grid-template-columns: 2fr 1fr;
        gap: var(--space-8);
        margin-bottom: var(--space-8);
    }
    
    .about-callout {
        background: var(--bg-card);
        border-radius: var(--radius-lg);
        padding: var(--space-8);
        box-shadow: var(--shadow);
        border: 1px solid var(--border);
    }
    
    .about-callout h2 {
        font-size: 1.5rem;
        font-weight: 700;
        margin-bottom: var(--space-4);
        color: var(--text-primary);
        display: flex;
        align-items: center;
        gap: var(--space-2);
    }
    
    .about-callout h2::before {
        content: '🎯';
        font-size: 1.5rem;
    }
    
    .about-callout p {
        color: var(--text-secondary);
        line-height: 1.7;
        margin-bottom: var(--space-6);
    }
    
    .about-feature-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-6);
    }
    
    .detail-info-card {
        background: var(--bg-sidebar);
        border-radius: var(--radius);
        padding: var(--space-6);
        border-left: 4px solid var(--primary);
    }
    
    .detail-info-card h2 {
        font-size: 1.125rem;
        font-weight: 700;
        margin-bottom: var(--space-2);
        color: var(--text-primary);
    }
    
    .detail-info-card p {
        font-size: 0.875rem;
        color: var(--text-secondary);
        line-height: 1.6;
        margin: 0;
    }
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .hero-grid,
    .detail-layout,
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .category-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .site-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .site-grid-compact {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .header-main {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-4);
    }
    
    .header-search {
        max-width: 100%;
    }
    
    .hero-card-main h1 {
        font-size: 2rem;
    }
    
    .hero-lead {
        font-size: 1rem;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero-actions,
    .site-actions,
    .detail-actions,
    .form-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn,
    .site-actions .btn,
    .detail-actions .btn,
    .form-actions .btn {
        width: 100%;
    }
    
    .category-grid,
    .site-grid,
    .site-grid-compact,
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-6);
    }
    
    .section-head {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-4);
    }
    
    /* 关于页面响应式 */
    .about-page {
        .metrics-row {
            grid-template-columns: repeat(2, 1fr);
        }
        
        .about-grid {
            grid-template-columns: 1fr;
        }
        
        .about-feature-grid {
            grid-template-columns: 1fr;
        }
    }
}

@media (max-width: 480px) {
    .shell {
        padding: 0 var(--space-4);
    }
    
    .hero-card-main,
    .panel-card,
    .site-card,
    .category-card,
    .detail-main-card,
    .detail-side-card,
    .form-card,
    .page-hero-light {
        padding: var(--space-6);
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
    }
    
    .hero-card-main h1 {
        font-size: 1.75rem;
    }
    
    .hero-card-main {
        padding: var(--space-6);
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    /* 关于页面响应式 */
    .about-page {
        .metrics-row {
            grid-template-columns: 1fr;
        }
    }
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.category-card,
.site-card,
.panel-card,
.hero-stat {
    animation: fadeInUp 0.5s ease-out forwards;
    opacity: 0;
}

.category-card:nth-child(1) { animation-delay: 0.1s; }
.category-card:nth-child(2) { animation-delay: 0.2s; }
.category-card:nth-child(3) { animation-delay: 0.3s; }
.category-card:nth-child(4) { animation-delay: 0.4s; }

.site-card:nth-child(1) { animation-delay: 0.1s; }
.site-card:nth-child(2) { animation-delay: 0.2s; }
.site-card:nth-child(3) { animation-delay: 0.3s; }
.site-card:nth-child(4) { animation-delay: 0.4s; }

.hero-stat:nth-child(1) { animation-delay: 0.6s; }
.hero-stat:nth-child(2) { animation-delay: 0.7s; }
.hero-stat:nth-child(3) { animation-delay: 0.8s; }

/* 悬停效果增强 */
.feature-card:hover .feature-icon,
.advantage-card:hover .advantage-icon,
.flow-item:hover .flow-icon {
    transform: scale(1.1) rotate(5deg);
    transition: transform 0.3s ease;
}

/* 滚动条美化 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-sidebar);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* 焦点状态 */
:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* ===== 2026 mobile app style refresh ===== */
.site-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
    min-width: 0;
}

.site-logo-fixed,
.site-logo-fallback,
.site-logo-img {
    width: 70px;
    height: 70px;
    min-width: 70px;
    min-height: 70px;
    border-radius: 20px;
    object-fit: cover;
    background: #fff;
}

.site-logo-fixed {
    border: 1px solid rgba(148, 163, 184, 0.25);
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
    padding: 0.35rem;
}

.site-logo-fallback {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.12), rgba(99, 102, 241, 0.18));
    color: var(--primary);
    font-size: 1.75rem;
    font-weight: 800;
}

.site-brand-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
    gap: 0.18rem;
}

.site-brand-text strong {
    display: block;
    font-size: 1.42rem;
    line-height: 1.15;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    background: none;
    -webkit-text-fill-color: currentColor;
}

.site-brand-text span {
    display: block;
    font-size: 0.84rem;
    line-height: 1.45;
    color: var(--text-secondary);
}

.site-header {
    padding: 0;
    background: rgba(248, 250, 252, 0.85);
    backdrop-filter: blur(18px);
}

.header-shell {
    padding: 0.9rem 0 0.8rem;
}

.header-main {
    align-items: center;
    gap: 1.5rem;
}

.header-search {
    max-width: 560px;
}

.header-search input,
.header-search button {
    height: 3.25rem;
}

.nav-shell {
    margin-top: 0.9rem;
}

.top-nav {
    gap: 0.5rem;
    padding: 0.2rem 0 0.35rem;
}

.top-nav a {
    background: rgba(255, 255, 255, 0.75);
    border: 1px solid rgba(226, 232, 240, 0.9);
    box-shadow: 0 6px 16px rgba(15, 23, 42, 0.04);
}

.section-block,
.page-hero,
.page-hero-light,
.detail-main-card,
.detail-side-card,
.form-card,
.panel-card,
.hero-card-main,
.hero-note-box,
.metric-box,
.content-card,
.about-callout {
    border-radius: 28px;
}

.page-main {
    padding-top: 2rem;
}

.site-grid {
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.15rem;
}

.site-card {
    padding: 0;
    border-radius: 26px;
    border: 1px solid rgba(226, 232, 240, 0.95);
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.06);
}

.site-card::before {
    height: 5px;
}

.site-card-main {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: 1.15rem;
}

.site-card-top {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.site-card-body {
    min-width: 0;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.site-title-row {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.55rem;
    min-width: 0;
}

.site-title-row h3 {
    margin: 0;
    width: 100%;
    font-size: 1.08rem;
    line-height: 1.4;
    font-weight: 800;
    color: var(--text-primary);
    word-break: break-word;
}

.site-title-row h3 a {
    color: inherit;
}

.site-badge {
    display: inline-flex;
    align-items: center;
    min-height: 1.8rem;
    padding: 0.28rem 0.75rem;
    border-radius: 999px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    font-size: 0.76rem;
    font-weight: 700;
    line-height: 1;
}

.site-desc {
    margin: 0;
    font-size: 0.93rem;
    line-height: 1.68;
    color: var(--text-secondary);
    -webkit-line-clamp: 3;
}

.site-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.75rem;
}

.btn {
    min-height: 2.95rem;
    border-radius: 16px;
    font-weight: 700;
}

.btn-secondary {
    background: #fff;
    color: var(--text-primary);
    border: 1px solid rgba(203, 213, 225, 0.95);
}

.btn-secondary:hover {
    border-color: var(--primary);
}

.detail-header {
    align-items: flex-start;
}

.detail-header img {
    width: 70px;
    height: 70px;
    min-width: 70px;
    min-height: 70px;
    border-radius: 20px;
    padding: 0.35rem;
}

.search-card {
    border-radius: 24px;
}

.site-footer {
    background: linear-gradient(180deg, rgba(255,255,255,0.92), rgba(248,250,252,0.96));
}

.mobile-tabbar {
    display: none;
}

@media (max-width: 992px) {
    .header-main {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }

    .header-search {
        max-width: 100%;
    }

    .site-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    body {
        background-image: linear-gradient(180deg, #f8fbff 0%, #f4f7fb 100%);
    }

    .page-main {
        padding-top: 1rem;
        padding-bottom: 6.8rem;
    }

    .site-header {
        top: 0;
        border-bottom: none;
        box-shadow: none;
        background: transparent;
        backdrop-filter: none;
    }

    .header-shell {
        padding: 0.8rem 0 0.2rem;
    }

    .header-main {
        gap: 0.85rem;
    }

    .site-brand {
        gap: 0.85rem;
        align-items: center;
        background: rgba(255, 255, 255, 0.92);
        border: 1px solid rgba(226, 232, 240, 0.9);
        box-shadow: 0 12px 32px rgba(15, 23, 42, 0.06);
        border-radius: 26px;
        padding: 0.85rem 0.95rem;
    }

    .site-logo-fixed,
    .site-logo-fallback,
    .site-logo-img,
    .detail-header img {
        width: 70px;
        height: 70px;
        min-width: 70px;
        min-height: 70px;
        border-radius: 18px;
    }

    .site-brand-text strong {
        font-size: 1.1rem;
    }

    .site-brand-text span {
        font-size: 0.78rem;
        line-height: 1.45;
    }

    .header-search {
        display: grid;
        grid-template-columns: 1fr auto;
        gap: 0.65rem;
        padding: 0.35rem;
        background: rgba(255, 255, 255, 0.92);
        border: 1px solid rgba(226, 232, 240, 0.9);
        border-radius: 24px;
        box-shadow: 0 10px 28px rgba(15, 23, 42, 0.05);
    }

    .header-search input,
    .header-search button {
        height: 2.9rem;
    }

    .header-search input {
        border: none;
        background: transparent;
        padding: 0 0.8rem;
        box-shadow: none;
    }

    .header-search button {
        min-width: 5.4rem;
        padding: 0 1rem;
        border-radius: 18px;
        box-shadow: none;
    }

    .nav-shell {
        margin-top: 0.7rem;
    }

    .top-nav {
        padding: 0.15rem 0 0.35rem;
        gap: 0.45rem;
    }

    .top-nav a {
        padding: 0.68rem 1rem;
        font-size: 0.82rem;
        border-radius: 16px;
    }

    .hero-grid,
    .detail-layout,
    .footer-grid,
    .about-grid,
    .about-feature-grid,
    .metrics-row,
    .page-hero {
        grid-template-columns: 1fr !important;
    }

    .hero-card-main,
    .panel-card,
    .site-card,
    .category-card,
    .detail-main-card,
    .detail-side-card,
    .form-card,
    .page-hero,
    .page-hero-light,
    .content-card,
    .about-callout,
    .search-card {
        border-radius: 24px;
        box-shadow: 0 12px 30px rgba(15, 23, 42, 0.06);
        border: 1px solid rgba(226, 232, 240, 0.92);
        background: rgba(255, 255, 255, 0.96);
    }

    .section-block {
        margin-bottom: 1.5rem;
    }

    .section-head {
        margin-bottom: 1rem;
        padding-bottom: 0.75rem;
    }

    .section-head h2 {
        font-size: 1.25rem;
    }

    .section-head p,
    .page-hero p,
    .hero-lead {
        font-size: 0.92rem;
        line-height: 1.7;
    }

    .hero-card-main h1,
    .page-hero h1,
    .detail-header h1 {
        font-size: 1.45rem;
        line-height: 1.25;
    }

    .hero-stats {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.75rem;
    }

    .site-card {
        border-radius: 22px;
    }

    .site-card-main {
        padding: 0.95rem;
        gap: 0.9rem;
    }

    .site-card-top {
        gap: 0.85rem;
    }

    .site-title-row {
        gap: 0.45rem;
    }

    .site-title-row h3 {
        font-size: 1rem;
        line-height: 1.45;
    }

    .site-desc {
        font-size: 0.86rem;
        line-height: 1.64;
        -webkit-line-clamp: 2;
    }

    .site-actions {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.6rem;
    }

    .site-actions .btn {
        width: 100%;
        min-height: 2.7rem;
        padding: 0.72rem 0.8rem;
        font-size: 0.84rem;
    }

    .detail-header {
        gap: 0.85rem;
        margin-bottom: 1.2rem;
    }

    .detail-actions,
    .form-actions,
    .hero-actions {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0.65rem;
    }

    .detail-actions .btn,
    .form-actions .btn,
    .hero-actions .btn {
        width: 100%;
    }

    .footer-grid {
        gap: 1rem;
    }

    .site-footer {
        margin-top: 2rem;
        padding-top: 1.4rem;
        padding-bottom: 5.8rem;
    }

    .mobile-tabbar {
        position: fixed;
        left: 50%;
        bottom: 0.75rem;
        transform: translateX(-50%);
        width: calc(100% - 1rem);
        max-width: 560px;
        padding: 0.5rem;
        border-radius: 24px;
        background: rgba(255, 255, 255, 0.95);
        border: 1px solid rgba(226, 232, 240, 0.9);
        box-shadow: 0 18px 40px rgba(15, 23, 42, 0.14);
        display: grid;
        grid-template-columns: repeat(4, minmax(0, 1fr));
        gap: 0.3rem;
        z-index: 1200;
        backdrop-filter: blur(18px);
    }

    .mobile-tabbar a {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 0.28rem;
        min-height: 3.55rem;
        color: var(--text-muted);
        border-radius: 18px;
        font-size: 0.72rem;
        font-weight: 700;
    }

    .mobile-tabbar i {
        font-size: 1rem;
    }

    .mobile-tabbar a.active {
        background: linear-gradient(135deg, rgba(37, 99, 235, 0.12), rgba(79, 70, 229, 0.16));
        color: var(--primary);
    }
}

@media (max-width: 520px) {
    .shell {
        padding: 0 0.85rem;
    }

    .site-brand,
    .header-search,
    .hero-card-main,
    .panel-card,
    .site-card,
    .category-card,
    .detail-main-card,
    .detail-side-card,
    .form-card,
    .page-hero,
    .page-hero-light,
    .content-card,
    .about-callout,
    .search-card {
        border-radius: 20px;
    }

    .site-logo-fixed,
    .site-logo-fallback,
    .site-logo-img,
    .detail-header img {
        width: 70px;
        height: 70px;
        min-width: 70px;
        min-height: 70px;
        border-radius: 16px;
    }

    .site-brand-text strong {
        font-size: 1rem;
    }

    .site-brand-text span {
        font-size: 0.75rem;
    }

    .hero-stats,
    .detail-actions,
    .form-actions,
    .hero-actions,
    .site-actions {
        grid-template-columns: 1fr;
    }

    .mobile-tabbar {
        width: calc(100% - 0.7rem);
        bottom: 0.55rem;
        border-radius: 20px;
    }

    .mobile-tabbar a {
        min-height: 3.3rem;
        font-size: 0.68rem;
    }
}


/* valid page hero and about layout fixes */
.page-hero {
    display: grid;
    grid-template-columns: 1.55fr 0.9fr;
    gap: 1.5rem;
    align-items: stretch;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid rgba(226, 232, 240, 0.95);
    border-radius: 28px;
    padding: 1.75rem;
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.06);
    margin-bottom: 1.5rem;
}

.metrics-row {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
}

.about-page .about-mini-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin-top: 1rem;
}

.about-page .about-mini-list span {
    display: inline-flex;
    align-items: center;
    min-height: 1.9rem;
    padding: 0.3rem 0.8rem;
    border-radius: 999px;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.92), rgba(79, 70, 229, 0.9));
    color: #fff;
    font-size: 0.76rem;
    font-weight: 700;
}

.about-page .about-grid {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 1.25rem;
}

.about-page .about-feature-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

/* ===== 2026-03 visual polish update ===== */
.hero-grid {
    align-items: start;
}

.site-brand {
    background: linear-gradient(135deg, rgba(255,255,255,0.62), rgba(255,255,255,0.28)) !important;
    border-color: rgba(255,255,255,0.5) !important;
    box-shadow: 0 14px 40px rgba(37, 99, 235, 0.08) !important;
    backdrop-filter: blur(18px);
}

.site-logo-fixed,
.site-logo-img,
.detail-header img {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    padding: 0 !important;
    object-fit: contain !important;
}

.site-logo-fallback {
    background: linear-gradient(135deg, rgba(59,130,246,0.16), rgba(99,102,241,0.22)) !important;
    border: 1px solid rgba(99,102,241,0.15);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.45);
}

.hero-card-main {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.14);
    box-shadow:
        0 28px 80px rgba(37, 99, 235, 0.28),
        inset 0 1px 0 rgba(255,255,255,0.22),
        inset 0 -1px 0 rgba(255,255,255,0.06);
    background:
        radial-gradient(circle at 12% 18%, rgba(56, 189, 248, 0.26) 0, transparent 22%),
        radial-gradient(circle at 88% 12%, rgba(129, 140, 248, 0.30) 0, transparent 22%),
        radial-gradient(circle at 75% 78%, rgba(236, 72, 153, 0.18) 0, transparent 24%),
        linear-gradient(135deg, #10206f 0%, #1d4ed8 30%, #4338ca 58%, #5b21b6 100%);
}

.hero-card-main::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        linear-gradient(115deg, transparent 0%, rgba(255,255,255,0.10) 38%, transparent 52%),
        repeating-linear-gradient(
            90deg,
            rgba(255,255,255,0.06) 0,
            rgba(255,255,255,0.06) 1px,
            transparent 1px,
            transparent 84px
        ),
        repeating-linear-gradient(
            0deg,
            rgba(255,255,255,0.045) 0,
            rgba(255,255,255,0.045) 1px,
            transparent 1px,
            transparent 84px
        );
    opacity: 0.48;
    z-index: 0;
    pointer-events: none;
}

.hero-card-main::after {
    content: '';
    position: absolute;
    right: -90px;
    bottom: -90px;
    width: 260px;
    height: 260px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255,255,255,0.24) 0%, rgba(255,255,255,0.06) 34%, transparent 72%);
    filter: blur(6px);
    opacity: 0.9;
    z-index: 0;
    pointer-events: none;
}

.hero-card-main > * {
    position: relative;
    z-index: 1;
}

.hero-card-main h1 {
    max-width: 100%;
    margin-bottom: 1rem;
    line-height: 1.12;
    letter-spacing: -0.04em;
    text-wrap: balance;
    text-shadow: 0 10px 28px rgba(10, 20, 80, 0.28);
}

.hero-lead {
    max-width: 92%;
    color: rgba(255, 255, 255, 0.92);
}

.hero-badge {
    width: fit-content;
    padding: 0.8rem 1.15rem;
    border-radius: 999px;
    background: linear-gradient(135deg, rgba(255,255,255,0.16), rgba(255,255,255,0.08));
    border: 1px solid rgba(255,255,255,0.18);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.15), 0 10px 30px rgba(12, 24, 88, 0.16);
    backdrop-filter: blur(18px);
}

.hero-actions .btn {
    min-height: 3.4rem;
    padding: 0 1.55rem;
    border-radius: 18px;
    font-size: 1rem;
    box-shadow: 0 14px 34px rgba(15, 23, 42, 0.16);
}

.hero-actions .btn-primary {
    background: linear-gradient(135deg, #3b82f6 0%, #4f46e5 100%);
    border: 1px solid rgba(255,255,255,0.12);
}

.hero-actions .btn-secondary {
    background: rgba(255,255,255,0.92);
    border: 1px solid rgba(255,255,255,0.18);
    color: #0f172a;
}

.hero-stats {
    gap: 1rem;
}

.hero-stat {
    text-align: left;
    padding: 1.2rem 1.15rem;
    border-radius: 22px;
    background: linear-gradient(135deg, rgba(255,255,255,0.18), rgba(255,255,255,0.09));
    border: 1px solid rgba(255,255,255,0.14);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.14), 0 12px 26px rgba(10, 20, 80, 0.14);
}

.hero-stat strong {
    font-size: 2rem;
    margin-bottom: 0.45rem;
}

.hero-stat span {
    display: block;
    font-size: 0.88rem;
    letter-spacing: 0.01em;
}

@media (max-width: 768px) {
    .site-brand {
        background: linear-gradient(135deg, rgba(255,255,255,0.46), rgba(255,255,255,0.16)) !important;
        border-color: rgba(255,255,255,0.42) !important;
        box-shadow: 0 12px 26px rgba(37, 99, 235, 0.07) !important;
    }

    .hero-card-main {
        padding: 1.35rem;
        border-radius: 28px !important;
        background:
            radial-gradient(circle at 14% 14%, rgba(56, 189, 248, 0.30) 0, transparent 24%),
            radial-gradient(circle at 88% 8%, rgba(129, 140, 248, 0.30) 0, transparent 24%),
            radial-gradient(circle at 82% 90%, rgba(236, 72, 153, 0.20) 0, transparent 26%),
            linear-gradient(145deg, #112262 0%, #1d4ed8 32%, #4338ca 62%, #5b21b6 100%) !important;
        box-shadow:
            0 20px 48px rgba(37, 99, 235, 0.24),
            inset 0 1px 0 rgba(255,255,255,0.16) !important;
    }

    .hero-card-main::before {
        opacity: 0.36;
        background:
            linear-gradient(120deg, transparent 0%, rgba(255,255,255,0.10) 42%, transparent 58%),
            repeating-linear-gradient(
                90deg,
                rgba(255,255,255,0.06) 0,
                rgba(255,255,255,0.06) 1px,
                transparent 1px,
                transparent 56px
            ),
            repeating-linear-gradient(
                0deg,
                rgba(255,255,255,0.04) 0,
                rgba(255,255,255,0.04) 1px,
                transparent 1px,
                transparent 56px
            );
    }

    .hero-badge {
        padding: 0.72rem 1rem;
        font-size: 0.8rem;
    }

    .hero-card-main h1 {
        font-size: 1.85rem !important;
        line-height: 1.16;
        margin-bottom: 0.9rem;
    }

    .hero-lead {
        max-width: 100%;
        font-size: 0.98rem !important;
        margin-bottom: 1.2rem;
    }

    .hero-actions {
        gap: 0.8rem;
        margin-bottom: 1.1rem;
    }

    .hero-actions .btn {
        width: 100%;
        min-height: 3.15rem;
        border-radius: 16px;
        font-size: 0.96rem;
    }

    .hero-stats {
        grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
        gap: 0.72rem;
    }

    .hero-stat {
        padding: 0.95rem 0.85rem;
        border-radius: 18px;
    }

    .hero-stat strong {
        font-size: 1.7rem;
    }

    .hero-stat span {
        font-size: 0.76rem;
        line-height: 1.35;
    }
}

@media (max-width: 520px) {
    .site-brand {
        padding: 0.75rem 0.85rem !important;
        gap: 0.75rem !important;
    }

    .hero-card-main {
        padding: 1.15rem;
    }

    .hero-card-main h1 {
        font-size: 1.65rem !important;
    }

    .hero-stats {
        grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
        gap: 0.55rem;
    }

    .hero-stat {
        padding: 0.82rem 0.68rem;
        border-radius: 16px;
    }

    .hero-stat strong {
        font-size: 1.42rem;
    }

    .hero-stat span {
        font-size: 0.72rem;
    }
}


/* ===== 2026-03 football hero transparent brand update ===== */
.site-brand {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    backdrop-filter: none !important;
}

.site-brand:hover,
.site-brand:focus,
.site-brand:active {
    background: transparent !important;
    box-shadow: none !important;
    border-color: transparent !important;
}

.route-home .hero-card-main {
    position: relative;
    padding: clamp(1.35rem, 2.5vw, 2rem);
    padding-right: clamp(1.35rem, 5vw, 2.2rem);
    border-radius: 32px;
    overflow: hidden;
    background:
        radial-gradient(circle at 10% 18%, rgba(56, 189, 248, 0.24) 0, transparent 18%),
        radial-gradient(circle at 86% 14%, rgba(96, 165, 250, 0.22) 0, transparent 22%),
        radial-gradient(circle at 88% 84%, rgba(168, 85, 247, 0.28) 0, transparent 28%),
        linear-gradient(135deg, #0e215d 0%, #1841b8 32%, #313ed6 60%, #6a22c8 100%) !important;
    box-shadow:
        0 28px 70px rgba(29, 78, 216, 0.24),
        0 8px 20px rgba(91, 33, 182, 0.15),
        inset 0 1px 0 rgba(255,255,255,0.22),
        inset 0 -1px 0 rgba(255,255,255,0.06) !important;
}

.route-home .hero-card-main::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background:
        linear-gradient(120deg, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0.02) 32%, transparent 56%),
        url('../img/hero-field.svg') center/cover no-repeat;
    opacity: 0.72;
}

.route-home .hero-card-main::after {
    content: '';
    position: absolute;
    right: -16px;
    top: 50%;
    width: min(30vw, 290px);
    height: min(30vw, 290px);
    transform: translateY(-50%) rotate(-12deg);
    background: url('../img/hero-football.svg') center/contain no-repeat;
    opacity: 0.22;
    z-index: 0;
    pointer-events: none;
    filter: drop-shadow(0 22px 36px rgba(255,255,255,0.08));
}

.route-home .hero-card-main > * {
    position: relative;
    z-index: 1;
}

.route-home .hero-card-main h1 {
    max-width: min(760px, 76%);
    text-shadow: 0 14px 30px rgba(10, 20, 80, 0.32);
}

.route-home .hero-lead {
    max-width: min(760px, 72%);
}

.hero-topic-strip {
    display: flex;
    flex-wrap: wrap;
    gap: 0.7rem;
    margin: 0 0 1.25rem;
}

.hero-topic-strip span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.15rem;
    padding: 0 0.95rem;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.16);
    background: linear-gradient(135deg, rgba(255,255,255,0.18), rgba(255,255,255,0.08));
    color: rgba(255,255,255,0.98);
    font-size: 0.84rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.14), 0 10px 20px rgba(15, 23, 42, 0.08);
    backdrop-filter: blur(12px);
}

.hero-topic-strip span::before {
    content: '•';
    margin-right: 0.45rem;
    color: rgba(255,255,255,0.72);
}

.route-home .hero-actions {
    margin-bottom: 1.35rem;
}

.route-home .hero-stat {
    background: linear-gradient(135deg, rgba(255,255,255,0.18), rgba(255,255,255,0.08));
}

@media (max-width: 1100px) {
    .route-home .hero-card-main h1,
    .route-home .hero-lead {
        max-width: 100%;
    }

    .route-home .hero-card-main::after {
        width: 240px;
        height: 240px;
        opacity: 0.18;
    }
}

@media (max-width: 768px) {
    .site-brand {
        padding: 0 !important;
    }

    .route-home .hero-card-main {
        border-radius: 28px;
        padding: 1.2rem 1rem 1rem !important;
        background:
            radial-gradient(circle at 12% 16%, rgba(56, 189, 248, 0.24) 0, transparent 20%),
            radial-gradient(circle at 84% 14%, rgba(96, 165, 250, 0.20) 0, transparent 22%),
            radial-gradient(circle at 84% 84%, rgba(168, 85, 247, 0.24) 0, transparent 26%),
            linear-gradient(140deg, #0f2464 0%, #1946bf 34%, #3a39d7 62%, #6f1fc7 100%) !important;
    }

    .route-home .hero-card-main::before {
        background:
            linear-gradient(125deg, rgba(255,255,255,0.08) 0%, transparent 46%),
            url('../img/hero-field.svg') center/cover no-repeat;
        opacity: 0.52;
    }

    .route-home .hero-card-main::after {
        width: 168px;
        height: 168px;
        right: -34px;
        top: auto;
        bottom: 58px;
        transform: rotate(-12deg);
        opacity: 0.16;
    }

    .hero-topic-strip {
        gap: 0.5rem;
        margin-bottom: 1rem;
    }

    .hero-topic-strip span {
        min-height: 1.95rem;
        padding: 0 0.75rem;
        font-size: 0.76rem;
        border-radius: 999px;
    }
}

@media (max-width: 520px) {
    .route-home .hero-card-main::after {
        width: 138px;
        height: 138px;
        right: -24px;
        bottom: 68px;
        opacity: 0.12;
    }

    .hero-topic-strip {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .hero-topic-strip span {
        justify-content: center;
        width: 100%;
    }
}

/* ===== 2026-03 mobile category and header optimization ===== */
@media (max-width: 768px) {
    .site-header {
        background: #f7faff !important;
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
        border-bottom: 1px solid rgba(226, 232, 240, 0.92) !important;
        box-shadow: 0 8px 24px rgba(15, 23, 42, 0.05) !important;
    }

    .header-shell {
        padding: 0.55rem 0 0.45rem !important;
    }

    .header-main {
        display: grid !important;
        grid-template-columns: minmax(0, 1fr) minmax(0, 1.12fr) !important;
        align-items: center !important;
        gap: 0.55rem !important;
    }

    .site-brand {
        min-width: 0;
        max-width: none;
        display: grid !important;
        grid-template-columns: 42px minmax(0, 1fr);
        align-items: center;
        gap: 0.5rem !important;
        padding: 0 !important;
    }

    .site-header .site-logo-fixed,
    .site-header .site-logo-fallback {
        width: 42px !important;
        height: 42px !important;
        min-width: 42px !important;
        min-height: 42px !important;
        border-radius: 12px !important;
    }

    .site-brand-text {
        gap: 0.08rem !important;
    }

    .site-brand-text strong {
        font-size: 0.94rem !important;
        line-height: 1.15 !important;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .site-brand-text span {
        display: none !important;
    }

    .header-search {
        width: 100%;
        max-width: none !important;
        min-width: 0;
        display: grid !important;
        grid-template-columns: minmax(0, 1fr) 2.7rem !important;
        gap: 0.25rem !important;
        align-items: center;
        padding: 0.18rem !important;
        border-radius: 999px !important;
        background: #ffffff !important;
        border: 1px solid rgba(203, 213, 225, 0.95) !important;
        box-shadow: 0 6px 18px rgba(15, 23, 42, 0.04) !important;
    }

    .header-search input {
        height: 2.45rem !important;
        padding: 0 0.82rem !important;
        font-size: 0.84rem !important;
    }

    .header-search button {
        width: 2.7rem !important;
        min-width: 2.7rem !important;
        height: 2.45rem !important;
        padding: 0 !important;
        border-radius: 999px !important;
        font-size: 0 !important;
        overflow: hidden;
        box-shadow: none !important;
    }

    .header-search button::before {
        margin: 0;
        font-size: 0.95rem;
    }

    .nav-shell {
        margin-top: 0.5rem !important;
    }

    .top-nav {
        display: flex !important;
        flex-wrap: nowrap !important;
        overflow-x: auto !important;
        overflow-y: hidden !important;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        gap: 0.45rem !important;
        padding: 0.05rem 0 0.15rem !important;
    }

    .top-nav a {
        flex: 0 0 auto !important;
        width: auto !important;
        max-width: none !important;
        white-space: nowrap !important;
        word-break: keep-all !important;
        font-size: 0.8rem !important;
        line-height: 1.2 !important;
        padding: 0.58rem 0.88rem !important;
        border-radius: 999px !important;
    }

    .page-hero {
        grid-template-columns: 1fr !important;
        gap: 0.78rem !important;
        padding: 1rem !important;
        border-radius: 22px !important;
        margin-bottom: 1rem !important;
    }

    .page-hero-label {
        margin-bottom: 0.5rem !important;
        padding: 0.32rem 0.72rem !important;
        font-size: 0.72rem !important;
    }

    .page-hero h1 {
        font-size: 1.15rem !important;
        line-height: 1.3 !important;
        margin-bottom: 0.5rem !important;
    }

    .page-hero p {
        margin-bottom: 0 !important;
        font-size: 0.86rem !important;
        line-height: 1.66 !important;
    }

    .page-hero-side {
        display: grid !important;
        grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
        gap: 0.65rem !important;
        align-items: stretch;
    }

    .metric-box {
        padding: 0.85rem 0.7rem !important;
        border-radius: 18px !important;
    }

    .metric-box strong {
        font-size: 1.75rem !important;
        margin-bottom: 0.22rem !important;
    }

    .metric-box span {
        font-size: 0.8rem !important;
        line-height: 1.35 !important;
    }

    .page-hero-side .btn {
        min-height: auto !important;
        height: auto !important;
        border-radius: 18px !important;
        padding: 0.78rem 0.7rem !important;
        font-size: 0.85rem !important;
    }

    .site-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
        gap: 0.72rem !important;
    }

    .site-card {
        border-radius: 18px !important;
    }

    .site-card-main {
        gap: 0.62rem !important;
        padding: 0.72rem !important;
    }

    .site-card-top {
        gap: 0.62rem !important;
        align-items: flex-start !important;
    }

    .site-card .site-logo-img {
        width: 48px !important;
        height: 48px !important;
        min-width: 48px !important;
        min-height: 48px !important;
        border-radius: 14px !important;
    }

    .site-card-body {
        gap: 0.42rem !important;
    }

    .site-title-row {
        gap: 0.34rem !important;
    }

    .site-title-row h3 {
        font-size: 0.92rem !important;
        line-height: 1.34 !important;
    }

    .site-badge {
        min-height: 1.45rem !important;
        padding: 0.22rem 0.55rem !important;
        font-size: 0.68rem !important;
    }

    .site-desc {
        font-size: 0.78rem !important;
        line-height: 1.5 !important;
        -webkit-line-clamp: 2 !important;
    }

    .site-actions {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
        gap: 0.45rem !important;
    }

    .site-actions .btn {
        min-height: 2.15rem !important;
        padding: 0.42rem 0.35rem !important;
        border-radius: 12px !important;
        font-size: 0.74rem !important;
        line-height: 1.1 !important;
        white-space: nowrap;
    }

    .mobile-tabbar {
        background: #ffffff !important;
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
        border: 1px solid rgba(226, 232, 240, 0.95) !important;
    }
}

@media (max-width: 420px) {
    .header-main {
        grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr) !important;
        gap: 0.45rem !important;
    }

    .site-brand {
        grid-template-columns: 38px minmax(0, 1fr) !important;
        gap: 0.42rem !important;
    }

    .site-header .site-logo-fixed,
    .site-header .site-logo-fallback {
        width: 38px !important;
        height: 38px !important;
        min-width: 38px !important;
        min-height: 38px !important;
        border-radius: 11px !important;
    }

    .site-brand-text strong {
        font-size: 0.88rem !important;
    }

    .header-search {
        grid-template-columns: minmax(0, 1fr) 2.55rem !important;
    }

    .header-search input {
        height: 2.3rem !important;
        padding: 0 0.72rem !important;
        font-size: 0.8rem !important;
    }

    .header-search button {
        width: 2.55rem !important;
        min-width: 2.55rem !important;
        height: 2.3rem !important;
    }

    .page-hero {
        padding: 0.9rem !important;
        border-radius: 20px !important;
    }

    .page-hero-side {
        gap: 0.55rem !important;
    }

    .metric-box {
        padding: 0.72rem 0.55rem !important;
    }

    .metric-box strong {
        font-size: 1.55rem !important;
    }

    .metric-box span {
        font-size: 0.76rem !important;
    }

    .page-hero-side .btn {
        padding: 0.72rem 0.5rem !important;
        font-size: 0.78rem !important;
    }

    .site-grid {
        gap: 0.62rem !important;
    }

    .site-card-main {
        padding: 0.65rem !important;
    }

    .site-card .site-logo-img {
        width: 44px !important;
        height: 44px !important;
        min-width: 44px !important;
        min-height: 44px !important;
        border-radius: 12px !important;
    }

    .site-title-row h3 {
        font-size: 0.86rem !important;
    }

    .site-desc {
        font-size: 0.74rem !important;
    }

    .site-actions .btn {
        min-height: 2.05rem !important;
        font-size: 0.7rem !important;
        padding: 0.4rem 0.28rem !important;
    }
}

/* ===== 2026-03-19 mobile refinement v5 ===== */
@media (max-width: 768px) {
    .header-search button {
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        text-align: center !important;
        position: relative;
    }

    .header-search button::before {
        display: block !important;
        line-height: 1 !important;
        margin: 0 !important;
        transform: translateY(0) !important;
    }

    .route-home .hero-badge,
    .route-home .page-structure-panel,
    .route-home .home-category-section {
        display: none !important;
    }

    .site-footer {
        padding-bottom: 5.8rem !important;
    }

    .footer-grid {
        display: grid !important;
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
        gap: 0.9rem !important;
    }

    .footer-card,
    .footer-card-wide {
        grid-column: auto !important;
        min-width: 0;
    }

    .footer-card {
        padding: 0.1rem 0 !important;
    }

    .footer-card h3 {
        font-size: 0.95rem !important;
        margin-bottom: 0.65rem !important;
        padding-bottom: 0.4rem !important;
    }

    .footer-card p,
    .footer-card li,
    .footer-card a {
        font-size: 0.78rem !important;
        line-height: 1.6 !important;
    }

    .footer-card li {
        margin-bottom: 0.45rem !important;
    }
}

@media (max-width: 420px) {
    .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
        gap: 0.8rem !important;
    }

    .footer-card h3 {
        font-size: 0.9rem !important;
    }

    .footer-card p,
    .footer-card li,
    .footer-card a {
        font-size: 0.74rem !important;
    }
}


/* ===== 2026-03-19 mobile refinement v6 ===== */
@media (max-width: 768px) {
    .route-home .hero-grid {
        display: none !important;
    }

    .route-home .section-block:first-of-type {
        margin-top: 0 !important;
    }

    .footer-card-about { order: 3; }
    .footer-card-quick { order: 1; }
    .footer-card-hot { order: 2; }
    .footer-card-tips { order: 4; }

    .header-search button {
        position: relative;
    }

    .header-search button::before {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%) !important;
    }

    .site-card-main {
        height: 100%;
    }

    .site-card-top {
        align-items: flex-start !important;
    }

    .site-card-body {
        gap: 0.3rem !important;
        justify-content: flex-start !important;
    }

    .site-title-row {
        display: flex !important;
        flex-direction: row !important;
        flex-wrap: wrap !important;
        align-items: center !important;
        gap: 0.35rem 0.45rem !important;
    }

    .site-title-row h3 {
        width: auto !important;
        min-width: 0 !important;
        flex: 1 1 auto !important;
        margin-bottom: 0 !important;
    }

    .site-badge {
        margin-top: 0 !important;
        margin-bottom: 0 !important;
    }

    .site-desc {
        margin-top: 0 !important;
        padding-top: 0 !important;
        display: block !important;
        -webkit-line-clamp: unset !important;
        overflow: hidden !important;
        line-height: 1.5 !important;
        max-height: calc(1.5em * 3) !important;
        word-break: break-word !important;
    }

    .site-actions {
        margin-top: auto !important;
    }
}

@media (max-width: 480px) {
    .site-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
        gap: 0.56rem !important;
    }

    .site-card {
        border-radius: 16px !important;
    }

    .site-card-main {
        gap: 0.5rem !important;
        padding: 0.62rem !important;
    }

    .site-card-top {
        gap: 0.52rem !important;
    }

    .site-card .site-logo-img {
        width: 44px !important;
        height: 44px !important;
        min-width: 44px !important;
        min-height: 44px !important;
        border-radius: 12px !important;
    }

    .site-card-body {
        gap: 0.24rem !important;
    }

    .site-title-row {
        gap: 0.28rem 0.38rem !important;
    }

    .site-title-row h3 {
        font-size: 0.84rem !important;
        line-height: 1.28 !important;
    }

    .site-badge {
        min-height: 1.32rem !important;
        padding: 0.16rem 0.48rem !important;
        font-size: 0.64rem !important;
    }

    .site-desc {
        font-size: 0.74rem !important;
        line-height: 1.42 !important;
        max-height: calc(1.42em * 3) !important;
    }

    .site-actions {
        gap: 0.36rem !important;
    }

    .site-actions .btn {
        min-height: 2rem !important;
        padding: 0.36rem 0.22rem !important;
        font-size: 0.69rem !important;
        border-radius: 11px !important;
    }
}

/* ===== 2026-03-19 mobile refinement v8 ===== */
@media (max-width: 768px) {
    .route-home .section-more[href$="sitemap.xml"] {
        display: none !important;
    }

    .footer-card-quick li:last-child {
        display: none !important;
    }

    .site-card-top {
        display: flex !important;
        flex-direction: row !important;
        align-items: flex-start !important;
        gap: 0.58rem !important;
    }

    .site-card .site-logo-img {
        align-self: flex-start !important;
        flex: 0 0 auto !important;
    }

    .site-card-body {
        width: auto !important;
        min-width: 0 !important;
        flex: 1 1 auto !important;
    }

    .site-title-row {
        width: 100% !important;
        display: flex !important;
        flex-direction: row !important;
        flex-wrap: wrap !important;
        align-items: center !important;
        justify-content: flex-start !important;
        gap: 0.3rem 0.32rem !important;
    }

    .site-title-row h3 {
        width: auto !important;
        flex: 1 1 auto !important;
        min-width: 0 !important;
        margin: 0 !important;
    }

    .site-badge {
        flex: 0 0 auto !important;
    }

    .site-desc {
        width: 100% !important;
        margin-top: 0.08rem !important;
    }
}

@media (max-width: 480px) {
    .site-card-top {
        gap: 0.48rem !important;
    }

    .site-card .site-logo-img {
        width: 42px !important;
        height: 42px !important;
        min-width: 42px !important;
        min-height: 42px !important;
        border-radius: 11px !important;
    }

    .site-title-row {
        gap: 0.22rem 0.28rem !important;
    }

    .site-title-row h3 {
        width: auto !important;
        font-size: 0.83rem !important;
        line-height: 1.24 !important;
    }

    .site-badge {
        min-height: 1.2rem !important;
        padding: 0.14rem 0.42rem !important;
        font-size: 0.62rem !important;
    }

    .site-desc {
        margin-top: 0 !important;
        font-size: 0.73rem !important;
        line-height: 1.4 !important;
        max-height: calc(1.4em * 3) !important;
    }
}

/* ===== 2026-03-19 mobile refinement v9 ===== */
@media (max-width: 768px) {
    .site-card-top {
        display: grid !important;
        grid-template-columns: 42px minmax(0, 1fr) auto !important;
        grid-template-areas:
            "logo title badge"
            "desc desc desc" !important;
        column-gap: 0.58rem !important;
        row-gap: 0.42rem !important;
        align-items: start !important;
    }

    .site-card .site-logo-img {
        grid-area: logo !important;
        align-self: start !important;
        justify-self: start !important;
        margin: 0 !important;
    }

    .site-card-body {
        display: contents !important;
    }

    .site-title-row {
        grid-area: title / title / title / badge !important;
        display: grid !important;
        grid-template-columns: minmax(0, 1fr) auto !important;
        align-items: start !important;
        column-gap: 0.35rem !important;
        row-gap: 0 !important;
        width: 100% !important;
        min-width: 0 !important;
    }

    .site-title-row h3 {
        grid-column: 1 !important;
        width: 100% !important;
        min-width: 0 !important;
        margin: 0 !important;
        align-self: start !important;
    }

    .site-badge {
        grid-column: 2 !important;
        align-self: start !important;
        justify-self: end !important;
        margin: 0 !important;
        white-space: nowrap !important;
    }

    .site-desc {
        grid-area: desc !important;
        width: 100% !important;
        margin: 0 !important;
        padding-top: 0.08rem !important;
    }
}

@media (max-width: 480px) {
    .site-card-top {
        grid-template-columns: 42px minmax(0, 1fr) auto !important;
        column-gap: 0.54rem !important;
        row-gap: 0.36rem !important;
    }

    .site-title-row {
        column-gap: 0.3rem !important;
    }

    .site-title-row h3 {
        font-size: 0.83rem !important;
        line-height: 1.22 !important;
    }

    .site-badge {
        min-height: 1.18rem !important;
        padding: 0.12rem 0.42rem !important;
        font-size: 0.61rem !important;
    }

    .site-desc {
        font-size: 0.73rem !important;
        line-height: 1.42 !important;
        max-height: calc(1.42em * 3) !important;
    }
}

/* sitemap page */
.sitemap-link-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.sitemap-card,
.sitemap-site-item {
    background: #fff;
    border: 1px solid #e6ebff;
    border-radius: 22px;
    box-shadow: 0 16px 40px rgba(31, 65, 154, 0.08);
}

.sitemap-card {
    padding: 20px 22px;
}

.sitemap-card-top,
.sitemap-site-side {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.sitemap-type,
.sitemap-time {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    min-height: 30px;
    padding: 0 12px;
    font-size: 13px;
}

.sitemap-type {
    background: rgba(56, 101, 255, 0.12);
    color: #305af0;
    font-weight: 700;
}

.sitemap-time {
    background: #f3f6fb;
    color: #64748b;
}

.sitemap-card h3,
.sitemap-site-item h3 {
    margin: 14px 0 10px;
    font-size: 22px;
    line-height: 1.3;
}

.sitemap-card h3 a,
.sitemap-site-item h3 a {
    color: #0f172a;
    text-decoration: none;
}

.sitemap-card p,
.sitemap-site-item p {
    margin: 0;
    color: #526179;
    line-height: 1.78;
}

.sitemap-site-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.sitemap-site-item {
    padding: 18px 22px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 18px;
    align-items: start;
}

.sitemap-site-main {
    min-width: 0;
}

.route-sitemap .mobile-tabbar {
    display: none;
}

@media (max-width: 900px) {
    .sitemap-link-grid {
        grid-template-columns: 1fr;
    }

    .sitemap-site-item {
        grid-template-columns: 1fr;
    }

    .sitemap-site-side {
        justify-content: flex-start;
        flex-wrap: wrap;
    }
}


/* ===== homepage banner carousel ===== */
.hero-main-stack {
    display: grid;
    gap: 14px;
    min-width: 0;
}

.home-banner-mobile-only {
    display: none;
}

.home-banner-desktop-only {
    display: block;
}

.home-banner-section {
    width: 100%;
}

.home-banner-below-hero {
    margin-top: 0;
}

.home-banner-slider {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 5;
    min-height: 136px;
    max-height: 180px;
    border-radius: 18px;
    overflow: hidden;
    background: linear-gradient(135deg, #dbeafe, #bfdbfe 45%, #93c5fd 100%);
    border: 1px solid rgba(96, 165, 250, 0.2);
    box-shadow: 0 14px 34px rgba(59, 130, 246, 0.12);
}

.home-banner-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity .35s ease, visibility .35s ease, transform .35s ease;
    transform: scale(1.01);
    display: block;
    text-decoration: none;
    color: #fff;
}

.home-banner-slide.is-active {
    opacity: 1;
    visibility: visible;
    z-index: 2;
    transform: scale(1);
}

.home-banner-slide img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.home-banner-mask {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.04) 0%, rgba(15, 23, 42, 0.12) 42%, rgba(15, 23, 42, 0.34) 100%);
}

.home-banner-caption {
    position: absolute;
    left: 14px;
    right: 56px;
    bottom: 12px;
    z-index: 3;
    padding: 8px 12px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 700;
    line-height: 1.45;
    color: #fff;
    background: rgba(15, 23, 42, 0.24);
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.15);
}

.home-banner-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 4;
    width: 34px;
    height: 34px;
    border: none;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.9);
    color: #1d4ed8;
    font-size: 22px;
    line-height: 1;
    cursor: pointer;
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.16);
}

.home-banner-arrow-prev {
    left: 10px;
}

.home-banner-arrow-next {
    right: 10px;
}

.home-banner-dots {
    position: absolute;
    left: 50%;
    bottom: 10px;
    transform: translateX(-50%);
    z-index: 4;
    display: flex;
    align-items: center;
    gap: 7px;
}

.home-banner-dot {
    width: 9px;
    height: 9px;
    padding: 0;
    border: none;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.56);
    cursor: pointer;
}

.home-banner-dot.is-active {
    width: 22px;
    background: #fff;
}

@media (max-width: 900px) {
    .hero-main-stack {
        gap: 0;
    }

    .home-banner-desktop-only {
        display: none !important;
    }

    .home-banner-mobile-only {
        display: block !important;
        margin-top: 6px;
        margin-bottom: 14px;
    }

    .home-banner-slider {
        aspect-ratio: 16 / 6;
        min-height: 118px;
        max-height: 150px;
        border-radius: 16px;
    }

    .home-banner-caption {
        left: 10px;
        right: 44px;
        bottom: 10px;
        padding: 7px 10px;
        font-size: 12px;
    }

    .home-banner-arrow {
        width: 30px;
        height: 30px;
        font-size: 20px;
    }

    .banner-admin-grid {
        grid-template-columns: 1fr;
    }
}