/* roulang page: index */
:root {
            --primary: #e11d48;
            --dark: #0f172a;
            --light: #f8fafc;
            --accent: #be123c;
            --text: #334155;
            --radius: 12px;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: 'PingFang SC', sans-serif; background: var(--light); color: var(--text); line-height: 1.6; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        header { background: #fff; padding: 15px 0; border-bottom: 1px solid #e2e8f0; position: sticky; top: 0; z-index: 100; }
        .nav-inner { display: flex; justify-content: space-between; align-items: center; }
        .logo { font-size: 24px; font-weight: 800; color: var(--primary); text-decoration: none; }
        .nav-menu { display: flex; gap: 20px; }
        .nav-menu a { text-decoration: none; color: var(--dark); font-weight: 500; transition: 0.3s; }
        .nav-menu a:hover { color: var(--primary); }
        .hero { background: linear-gradient(rgba(15,23,42,0.8), rgba(15,23,42,0.8)), url('/assets/images/backpic/back-1.webp') center/cover; padding: 80px 20px; color: #fff; text-align: center; }
        .hero h1 { font-size: 3rem; margin-bottom: 20px; }
        .grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 25px; margin: 40px 0; }
        .card { background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: 0 4px 6px rgba(0,0,0,0.1); transition: 0.3s; }
        .card:hover { transform: translateY(-5px); box-shadow: 0 10px 15px rgba(0,0,0,0.15); }
        .card img { width: 100%; height: 180px; object-fit: cover; }
        .card-body { padding: 15px; }
        .btn { display: inline-block; padding: 12px 30px; background: var(--primary); color: #fff; border-radius: var(--radius); text-decoration: none; font-weight: 600; margin-top: 10px; }
        footer { background: var(--dark); color: #94a3b8; padding: 40px 0; text-align: center; margin-top: 60px; }

/* roulang page: category1 */
:root {
            --primary-color: #ff4757;
            --secondary-color: #2f3542;
            --bg-color: #f8f9fa;
            --text-color: #333;
            --light-text: #747d8c;
            --border-radius: 12px;
            --box-shadow: 0 4px 20px rgba(0,0,0,0.08);
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif; background: var(--bg-color); color: var(--text-color); line-height: 1.6; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        header { background: #fff; padding: 20px 0; box-shadow: 0 2px 10px rgba(0,0,0,0.05); }
        .nav-inner { display: flex; justify-content: space-between; align-items: center; }
        .logo { font-size: 24px; font-weight: bold; color: var(--primary-color); text-decoration: none; }
        .nav-menu a { margin-left: 20px; text-decoration: none; color: var(--secondary-color); font-weight: 500; transition: color 0.3s; }
        .nav-menu a[data-slug="daily-hot"] { color: var(--primary-color); }
        .hero { padding: 80px 0; background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('/assets/images/backpic/back-1.webp') center/cover; color: #fff; text-align: center; border-radius: 0 0 40px 40px; }
        .hero h1 { font-size: 3rem; margin-bottom: 20px; }
        .section-title { text-align: center; margin: 60px 0 40px; }
        .grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 30px; }
        .card { background: #fff; border-radius: var(--border-radius); overflow: hidden; box-shadow: var(--box-shadow); transition: transform 0.3s; }
        .card:hover { transform: translateY(-10px); }
        .card img { width: 100%; height: 180px; object-fit: cover; }
        .card-body { padding: 20px; }
        .card-body h3 { margin-bottom: 10px; font-size: 1.2rem; }
        .faq { padding: 60px 0; background: #fff; }
        .faq-item { margin-bottom: 30px; }
        .cta { text-align: center; padding: 80px 20px; background: var(--secondary-color); color: #fff; border-radius: var(--border-radius); margin: 40px 0; }
        footer { padding: 40px 0; text-align: center; color: var(--light-text); font-size: 0.9rem; }
        @media (max-width: 768px) { .hero h1 { font-size: 2rem; } }

/* roulang page: article */
:root {
            --primary-color: #ff4757;
            --secondary-color: #2f3542;
            --bg-color: #f8f9fa;
            --text-color: #333;
            --white: #ffffff;
            --border-radius: 12px;
            --shadow: 0 4px 20px rgba(0,0,0,0.08);
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; background: var(--bg-color); color: var(--text-color); line-height: 1.6; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        header { background: var(--white); border-bottom: 1px solid #eee; padding: 15px 0; position: sticky; top: 0; z-index: 1000; }
        .nav-inner { display: flex; justify-content: space-between; align-items: center; }
        .logo { font-size: 24px; font-weight: bold; color: var(--primary-color); text-decoration: none; }
        .nav-menu a { margin-left: 20px; text-decoration: none; color: var(--secondary-color); font-weight: 500; transition: color 0.3s; }
        .nav-menu a:hover { color: var(--primary-color); }
        .article-hero { background: url('/assets/images/backpic/back-1.webp') center/cover; padding: 60px 0; color: var(--white); text-align: center; border-radius: 0 0 var(--border-radius) var(--border-radius); }
        .content-main { background: var(--white); padding: 40px; margin-top: -30px; border-radius: var(--border-radius); box-shadow: var(--shadow); }
        footer { background: var(--secondary-color); color: #ccc; text-align: center; padding: 40px 0; margin-top: 40px; }
        .article-content img { max-width: 100%; height: auto; border-radius: var(--border-radius); margin: 20px 0; }
        h1 { font-size: 32px; margin-bottom: 20px; }
        .back-link { display: inline-block; margin-top: 20px; padding: 10px 20px; background: var(--primary-color); color: var(--white); border-radius: var(--border-radius); text-decoration: none; }

/* roulang page: category2 */
:root {
            --primary: #e11d48;
            --dark: #0f172a;
            --light: #f8fafc;
            --gray: #64748b;
            --radius: 12px;
            --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: 'PingFang SC', sans-serif; background: var(--light); color: var(--dark); line-height: 1.6; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        
        /* Nav */
        header { background: #fff; padding: 1rem 0; box-shadow: var(--shadow); position: sticky; top: 0; z-index: 100; }
        .nav-inner { display: flex; justify-content: space-between; align-items: center; }
        .logo { font-size: 1.5rem; font-weight: bold; color: var(--primary); text-decoration: none; }
        .nav-menu a { margin-left: 20px; text-decoration: none; color: var(--dark); font-weight: 500; }
        .nav-menu a[data-slug="hd-classic"] { color: var(--primary); border-bottom: 2px solid var(--primary); }
        
        /* Banner */
        .hero { padding: 80px 0; background: linear-gradient(rgba(15, 23, 42, 0.8), rgba(15, 23, 42, 0.8)), url('/assets/images/backpic/back-1.webp') no-repeat center/cover; color: #fff; text-align: center; }
        .hero h1 { font-size: 3rem; margin-bottom: 1rem; }
        
        /* Grid */
        .content-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 30px; padding: 60px 0; }
        .card { background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); transition: 0.3s; }
        .card:hover { transform: translateY(-5px); }
        .card img { width: 100%; height: 200px; object-fit: cover; }
        .card-body { padding: 20px; }
        
        /* FAQ & CTA */
        .faq-section { background: #fff; padding: 60px 0; }
        .cta-section { background: var(--primary); color: #fff; padding: 60px 0; text-align: center; }
        .btn { display: inline-block; padding: 12px 30px; background: #fff; color: var(--primary); border-radius: 50px; text-decoration: none; font-weight: bold; margin-top: 20px; }
        
        footer { background: var(--dark); color: #94a3b8; padding: 40px 0; text-align: center; }

/* roulang page: category3 */
:root {
            --primary-color: #e63946;
            --secondary-color: #1d3557;
            --bg-color: #f8f9fa;
            --text-color: #333;
            --light-text: #666;
            --border-radius: 8px;
            --shadow: 0 4px 6px rgba(0,0,0,0.1);
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif; background: var(--bg-color); color: var(--text-color); line-height: 1.6; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        header { background: #fff; padding: 15px 0; box-shadow: var(--shadow); position: sticky; top: 0; z-index: 1000; }
        .nav-inner { display: flex; justify-content: space-between; align-items: center; }
        .logo { font-size: 1.5rem; font-weight: bold; color: var(--primary-color); text-decoration: none; }
        .nav-menu a { margin-left: 20px; color: var(--text-color); text-decoration: none; font-weight: 500; transition: color 0.3s; }
        .nav-menu a:hover, .nav-menu a.active { color: var(--primary-color); }
        .hero-banner { padding: 60px 0; background: var(--secondary-color); color: #fff; text-align: center; background-image: url('/assets/images/backpic/back-1.webp'); background-size: cover; background-position: center; }
        .hero-banner h1 { font-size: 2.5rem; margin-bottom: 10px; }
        .section { padding: 60px 0; }
        .grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 25px; }
        .card { background: #fff; border-radius: var(--border-radius); overflow: hidden; box-shadow: var(--shadow); transition: transform 0.3s; }
        .card:hover { transform: translateY(-5px); }
        .card img { width: 100%; height: 180px; object-fit: cover; }
        .card-body { padding: 15px; }
        .card-body h3 { font-size: 1.1rem; margin-bottom: 10px; }
        .faq-item { background: #fff; padding: 20px; margin-bottom: 15px; border-radius: var(--border-radius); }
        footer { background: var(--secondary-color); color: #fff; padding: 40px 0; text-align: center; margin-top: 40px; }

/* roulang page: category4 */
:root {
            --primary-color: #ff4757;
            --secondary-color: #2f3542;
            --bg-color: #f8f9fa;
            --text-color: #333;
            --light-text: #747d8c;
            --border-radius: 12px;
            --shadow: 0 4px 20px rgba(0,0,0,0.08);
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif; background: var(--bg-color); color: var(--text-color); line-height: 1.6; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        
        header { background: #fff; padding: 20px 0; box-shadow: 0 2px 10px rgba(0,0,0,0.05); }
        .nav-inner { display: flex; justify-content: space-between; align-items: center; }
        .logo { font-size: 24px; font-weight: bold; color: var(--primary-color); text-decoration: none; }
        .nav-menu a { margin-left: 20px; color: var(--secondary-color); text-decoration: none; font-weight: 500; padding: 8px 12px; border-radius: 6px; }
        .nav-menu a.active { background: var(--primary-color); color: #fff; }
        
        .banner { height: 300px; background: url('/assets/images/backpic/back-1.webp') center/cover; display: flex; align-items: center; justify-content: center; color: #fff; text-align: center; margin-bottom: 40px; }
        .banner h1 { font-size: 3rem; margin-bottom: 10px; text-shadow: 2px 2px 4px rgba(0,0,0,0.3); }
        
        .grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 30px; margin-bottom: 60px; }
        .card { background: #fff; border-radius: var(--border-radius); overflow: hidden; box-shadow: var(--shadow); transition: transform 0.3s; }
        .card:hover { transform: translateY(-5px); }
        .card img { width: 100%; height: 180px; object-fit: cover; }
        .card-body { padding: 20px; }
        .card-body h3 { margin-bottom: 10px; }
        
        .faq-section { padding: 60px 0; background: #fff; }
        .faq-item { margin-bottom: 20px; }
        
        footer { background: var(--secondary-color); color: #fff; padding: 40px 0; text-align: center; }
        @media (max-width: 768px) { .nav-menu { display: none; } }

/* roulang page: category5 */
:root {
            --primary-color: #e63946;
            --secondary-color: #1d3557;
            --text-color: #333;
            --bg-color: #f8f9fa;
            --white: #ffffff;
            --border-radius: 12px;
            --transition: all 0.3s ease;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: 'PingFang SC', sans-serif; background: var(--bg-color); color: var(--text-color); line-height: 1.6; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        
        /* Header */
        header { background: var(--white); padding: 20px 0; box-shadow: 0 2px 10px rgba(0,0,0,0.05); }
        .nav-inner { display: flex; justify-content: space-between; align-items: center; }
        .logo { font-size: 24px; font-weight: bold; color: var(--primary-color); text-decoration: none; }
        .nav-menu a { margin-left: 20px; text-decoration: none; color: var(--text-color); transition: var(--transition); }
        .nav-menu a:hover, .nav-menu a.active { color: var(--primary-color); }

        /* Hero */
        .page-hero { padding: 80px 0; background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('/assets/images/backpic/back-3.webp') center/cover; color: var(--white); text-align: center; }
        .page-hero h1 { font-size: 48px; margin-bottom: 20px; }

        /* Content */
        .content-section { padding: 60px 0; }
        .grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 30px; }
        .card { background: var(--white); border-radius: var(--border-radius); overflow: hidden; box-shadow: 0 4px 15px rgba(0,0,0,0.1); transition: var(--transition); }
        .card:hover { transform: translateY(-10px); }
        .card img { width: 100%; height: 200px; object-fit: cover; }
        .card-body { padding: 20px; }
        
        /* FAQ & CTA */
        .faq-section { background: var(--white); padding: 60px 0; margin-top: 40px; }
        .cta-box { text-align: center; padding: 60px; background: var(--secondary-color); color: var(--white); border-radius: var(--border-radius); }
        
        footer { padding: 40px 0; text-align: center; color: #666; font-size: 14px; }