:root{--page-bg:#f5f7fa;--surface:#ffffff;--surface-strong:#0a1128;--accent:#006847;--accent-red:#da291c;--accent-blue:#0a3161;--text-main:#1e293b;--text-muted:#64748b;--border:#e2e8f0;--card-radius:12px}body{background-color:var(--page-bg);color:var(--text-main);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;overflow-x:hidden}.custom-navbar{background-color:var(--surface-strong);border-bottom:3px solid var(--accent-red);box-shadow:0 4px 12px rgba(0,0,0,0.1)}.navbar-brand img{max-height:46px;object-fit:contain}.nav-link{color:#f8fafc !important;font-weight:500;transition:color 0.3s ease}.nav-link:hover{color:var(--accent-red) !important}.custom-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--card-radius);box-shadow:0 4px 6px -1px rgba(0,0,0,0.05);transition:transform 0.3s ease,box-shadow 0.3s ease;overflow:hidden}.custom-card:hover{transform:translateY(-4px);box-shadow:0 10px 15px -3px rgba(0,0,0,0.1)}.hero-section{background:linear-gradient(135deg,var(--surface-strong) 0%,#111e46 100%);color:#ffffff;padding:80px 0;position:relative}.hero-badge{display:inline-flex;align-items:center;background:rgba(255,255,255,0.1);border-left:4px solid var(--accent-red);padding:6px 16px;font-size:0.9rem;border-radius:4px;margin-bottom:20px}.hero-title h1{font-size:2.8rem;font-weight:800;line-height:1.2;margin-bottom:20px;text-shadow:0 2px 4px rgba(0,0,0,0.3)}.hero-desc{color:#cbd5e1;font-size:1.1rem;line-height:1.6;margin-bottom:30px}.hero-image img{border-radius:var(--card-radius);box-shadow:0 20px 25px -5px rgba(0,0,0,0.3);border:4px solid rgba(255,255,255,0.15)}.score-ticker-wrap{background-color:#0c1530;border-bottom:1px solid rgba(255,255,255,0.1);padding:12px 0}.match-badge{background:#e2e8f0;color:var(--text-main);font-size:0.75rem;padding:2px 8px;border-radius:12px;font-weight:bold}.match-badge.live{background:var(--accent-red);color:#ffffff;animation:pulse 1.5s infinite}@keyframes pulse{0%{opacity:0.8}50%{opacity:1}100%{opacity:0.8}}.section-header{margin-bottom:40px;position:relative}.section-header h2{font-size:2.2rem;font-weight:700;color:var(--surface-strong);display:inline-block;margin-bottom:10px}.section-header::after{content:'';display:block;width:60px;height:4px;background:var(--accent);margin-top:8px;border-radius:2px}.section-header-right::after{content:'';display:block;width:60px;height:4px;background:var(--accent-red);margin-top:8px;border-radius:2px}.group-card{background:#ffffff;border-top:4px solid var(--accent-blue)}.group-title{background:var(--surface-strong);color:#fff;padding:10px 15px;font-weight:bold;font-size:1.1rem}.team-flag-holder{width:36px;height:24px;border-radius:3px;object-fit:cover;border:1px solid var(--border)}.faq-item{margin-bottom:15px;border-radius:var(--card-radius) !important;overflow:hidden;border:1px solid var(--border) !important}.faq-button{background-color:var(--surface) !important;color:var(--text-main) !important;font-weight:600;box-shadow:none !important}.faq-button:not(.collapsed){background-color:#f1f5f9 !important;color:var(--accent-blue) !important}.guide-banner{background:linear-gradient(rgba(10,17,40,0.85),rgba(10,17,40,0.85)),url('https://datad-2026worldcup.com.cn/skin/cover/datad2026worldcupcomcn/datad2026worldcupcomcnguide-733.webp') no-repeat center center/cover;color:#fff;padding:60px 40px;border-radius:var(--card-radius)}footer{background-color:var(--surface-strong);color:#cbd5e1;padding:60px 0 20px;font-size:0.95rem;border-top:5px solid var(--accent-blue)}footer a{color:#94a3b8;text-decoration:none;transition:color 0.3s ease}footer a:hover{color:#ffffff}.footer-logo img{max-height:50px;margin-bottom:15px}.table-responsive-custom{overflow-x:auto;-webkit-overflow-scrolling:touch}