:root{--primary-us:#0a2540;--primary-ca:#da291c;--primary-mx:#006847;--accent-gold:#ffc107;--bg-light:#f8f9fa;--bg-dark:#111827;--text-dark:#1f2937;--text-light:#f3f4f6;--text-muted:#6b7280;--card-shadow:0 4px 20px rgba(0,0,0,0.08);--transition:all 0.3s ease}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--text-dark);background-color:#f4f6f9;line-height:1.6}.custom-card{background:#ffffff;border-radius:12px;border:1px solid rgba(0,0,0,0.05);box-shadow:var(--card-shadow);transition:var(--transition);overflow:hidden;height:100%}.custom-card:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(0,0,0,0.12)}.navbar{background-color:rgba(10,37,64,0.96) !important;backdrop-filter:blur(10px);box-shadow:0 2px 10px rgba(0,0,0,0.1)}.navbar-brand img{max-height:40px}.navbar-brand span{font-weight:800;letter-spacing:0.5px;color:#ffffff}.nav-link{color:rgba(255,255,255,0.85) !important;font-weight:500;transition:var(--transition)}.nav-link:hover{color:var(--accent-gold) !important}.hero-section{background:linear-gradient(135deg,var(--primary-us) 0%,#1e3a8a 100%);color:var(--text-light);padding:100px 0 80px;position:relative;overflow:hidden}.hero-section::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 80% 20%,rgba(218,41,28,0.15) 0%,transparent 50%);pointer-events:none}.hero-title{font-size:2.8rem;font-weight:800;line-height:1.25;margin-bottom:20px;background:linear-gradient(to right,#ffffff,#e2e8f0);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.hero-tag{background:linear-gradient(90deg,var(--primary-ca),var(--primary-mx));color:#ffffff;padding:6px 16px;border-radius:50px;font-size:0.85rem;font-weight:600;display:inline-block;margin-bottom:15px;text-transform:uppercase}.section-header{margin-bottom:40px;position:relative}.section-header h2{font-weight:800;color:var(--primary-us);position:relative;display:inline-block;padding-bottom:12px}.section-header h2::after{content:'';position:absolute;left:0;bottom:0;width:60px;height:4px;background:linear-gradient(to right,var(--primary-ca),var(--primary-mx));border-radius:2px}.sidebar-widget{background:#ffffff;border-radius:12px;padding:24px;box-shadow:var(--card-shadow);margin-bottom:24px}.sidebar-title{font-size:1.2rem;font-weight:700;color:var(--primary-us);border-left:4px solid var(--primary-ca);padding-left:10px;margin-bottom:20px}.match-card{border-left:5px solid var(--primary-us);background:#ffffff;border-radius:10px;padding:18px;margin-bottom:15px;box-shadow:0 2px 8px rgba(0,0,0,0.04);transition:var(--transition)}.match-card:hover{transform:translateX(5px);border-left-color:var(--primary-ca)}.match-status{font-size:0.75rem;font-weight:700;padding:3px 8px;border-radius:4px;text-transform:uppercase}.status-upcoming{background-color:#e0f2fe;color:#0369a1}.status-live{background-color:#fee2e2;color:#b91c1c;animation:pulse 2s infinite}.status-ended{background-color:#f3f4f6;color:#4b5563}@keyframes pulse{0%{opacity:1}50%{opacity:0.6}100%{opacity:1}}.group-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}.group-card{background:#ffffff;border-radius:12px;box-shadow:var(--card-shadow);border:1px solid rgba(0,0,0,0.05)}.group-header{background:var(--primary-us);color:#ffffff;padding:12px 15px;font-weight:700;border-top-left-radius:11px;border-top-right-radius:11px;display:flex;justify-content:space-between;align-items:center}.group-header.mexico{background:var(--primary-mx)}.group-header.canada{background:var(--primary-ca)}.group-team-list{padding:12px 15px;margin:0;list-style:none}.group-team-item{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px dashed #f1f5f9;font-size:0.9rem}.group-team-item:last-child{border-bottom:none}.table-responsive-custom{overflow-x:auto;-webkit-overflow-scrolling:touch}.guide-box{background:linear-gradient(rgba(10,37,64,0.9),rgba(10,37,64,0.9)),url('https://worldcup-goalx.com.cn/skin/cover/worldcupgoalxcomcn/worldcupgoalxcomcnguide-475.webp') no-repeat center center/cover;color:#ffffff;border-radius:12px;padding:40px}.accordion-button:not(.collapsed){background-color:#eff6ff;color:var(--primary-us);font-weight:600}.accordion-button:focus{box-shadow:none;border-color:rgba(13,110,253,0.25)}footer{background-color:var(--bg-dark);color:#9ca3af;padding:60px 0 30px;font-size:0.9rem}footer a{color:#d1d5db;text-decoration:none;transition:var(--transition)}footer a:hover{color:var(--accent-gold)}footer h5{color:#ffffff;font-weight:700;margin-bottom:20px}@media (max-width:991.98px){.hero-title{font-size:2.2rem}.hero-section{padding:80px 0 50px}}