:root{--page-bg:#f5f7fa;--surface:#ffffff;--surface-strong:#0d1e3d;--text-main:#1a253c;--text-muted:#626e82;--accent-usa:#0a3161;--accent-can:#d80621;--accent-mex:#006341;--accent-glow:#00f2fe;--border:#e2e8f0;--card-radius:12px;--transition:all 0.3s cubic-bezier(0.4,0,0.2,1)}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;line-height:1.6}.custom-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--card-radius);box-shadow:0 4px 12px rgba(13,30,61,0.03);transition:var(--transition);overflow:hidden}.custom-card:hover{transform:translateY(-4px);box-shadow:0 12px 24px rgba(13,30,61,0.08)}.navbar{background-color:var(--surface-strong);box-shadow:0 2px 10px rgba(0,0,0,0.15);padding:0.8rem 1rem;transition:var(--transition)}.navbar-brand{font-weight:800;letter-spacing:0.5px}.nav-link{color:rgba(255,255,255,0.85) !important;font-weight:500;padding:0.5rem 1rem !important;transition:var(--transition)}.nav-link:hover{color:var(--accent-glow) !important}.hero-section{background:linear-gradient(135deg,#0d1e3d 0%,#16325c 100%);color:#ffffff;padding:5rem 0 4rem;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(0,242,254,0.15) 0%,transparent 50%);pointer-events:none}.hero-title{font-size:2.5rem;font-weight:800;line-height:1.25;margin-bottom:1.5rem;text-shadow:0 2px 4px rgba(0,0,0,0.3)}.hero-meta{font-size:1.1rem;color:rgba(255,255,255,0.85);border-left:4px solid var(--accent-can);padding-left:1rem;margin-bottom:2rem}.group-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1.5rem}.group-card{background:var(--surface);border-top:4px solid var(--accent-usa)}.group-card.mex{border-top-color:var(--accent-mex)}.group-card.can{border-top-color:var(--accent-can)}.group-header{background:rgba(13,30,61,0.03);font-weight:700;padding:0.75rem 1rem;border-bottom:1px solid var(--border)}.live-score-strip{background:var(--surface-strong);color:#fff;padding:1rem 0;border-bottom:3px solid var(--accent-can)}.score-item{border-right:1px solid rgba(255,255,255,0.1);padding:0 1.5rem}.score-item:last-child{border-right:none}.scroll-x-container{display:flex;overflow-x:auto;gap:1rem;padding-bottom:1rem;scrollbar-width:thin}.scroll-x-container::-webkit-scrollbar{height:6px}.scroll-x-container::-webkit-scrollbar-thumb{background-color:var(--text-muted);border-radius:3px}.guide-box{border-left:4px solid var(--accent-usa);background:#fff}.faq-item{border-bottom:1px solid var(--border);padding:1.25rem 0}.faq-question{font-size:1.1rem;font-weight:600;color:var(--text-main);margin-bottom:0.5rem}.faq-answer{color:var(--text-muted);font-size:0.95rem}footer{background-color:var(--surface-strong);color:rgba(255,255,255,0.8);padding:4rem 0 2rem;font-size:0.9rem}footer a{color:rgba(255,255,255,0.7);text-decoration:none;transition:var(--transition)}footer a:hover{color:var(--accent-glow)}@media (max-width:991.98px){.hero-title{font-size:2rem}.hero-image-wrapper{margin-top:2rem}}