:root{--primary-color:#0d3b66;--primary-light:#f4f6f9;--accent-usa:#0a36af;--accent-mex:#006847;--accent-can:#da291c;--text-main:#1e293b;--text-muted:#64748b;--surface:#ffffff;--border-color:#e2e8f0;--card-radius:12px;--transition:all 0.3s ease}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--text-main);background-color:var(--primary-light);line-height:1.6}.custom-card{background-color:var(--surface);border-radius:var(--card-radius);border:1px solid var(--border-color);box-shadow:0 4px 6px -1px rgba(0,0,0,0.05);transition:var(--transition);overflow:hidden}.custom-card:hover{transform:translateY(-3px);box-shadow:0 10px 15px -3px rgba(0,0,0,0.1)}.navbar{background-color:var(--primary-color) !important;box-shadow:0 2px 4px rgba(0,0,0,0.1)}.navbar-brand{font-weight:700;display:flex;align-items:center;gap:10px}.navbar-brand img{height:40px;width:auto}.nav-link{color:rgba(255,255,255,0.85) !important;font-weight:500;transition:var(--transition)}.nav-link:hover{color:#ffffff !important;transform:translateY(-1px)}.hero-section{background:linear-gradient(135deg,#0d3b66 0%,#051c33 100%);color:#ffffff;padding:80px 0;position:relative;overflow:hidden}.hero-tag{background:rgba(255,255,255,0.15);padding:6px 16px;border-radius:30px;font-size:0.9rem;display:inline-block;backdrop-filter:blur(5px)}.hero-img{border-radius:var(--card-radius);box-shadow:0 20px 25px -5px rgba(0,0,0,0.3);object-fit:cover}.country-stripes{height:6px;display:flex}.stripe-usa{flex:1;background-color:var(--accent-usa)}.stripe-mex{flex:1;background-color:var(--accent-mex)}.stripe-can{flex:1;background-color:var(--accent-can)}.section-title{position:relative;font-weight:700;color:var(--primary-color);margin-bottom:30px;padding-bottom:12px}.section-title::after{content:'';position:absolute;bottom:0;left:0;width:60px;height:4px;background:linear-gradient(to right,var(--accent-usa),var(--accent-can));border-radius:2px}.match-card{border-left:4px solid var(--accent-usa)}.match-live{border-left:4px solid var(--accent-can)}.team-flag{width:32px;height:32px;border-radius:50%;object-fit:cover;border:1px solid var(--border-color)}.group-badge{background:var(--primary-color);color:#ffffff;font-weight:bold;padding:4px 12px;border-radius:4px}.guide-box{border-top:4px solid var(--accent-mex)}.accordion-button:not(.collapsed){background-color:var(--primary-light);color:var(--primary-color);font-weight:bold}footer{background-color:#0b132b;color:#a0aec0;padding:60px 0 30px}footer a{color:#e2e8f0;text-decoration:none;transition:var(--transition)}footer a:hover{color:#ffffff;text-decoration:underline}@media (max-width:991.98px){.hero-section{padding:50px 0;text-align:center}.hero-img{margin-top:30px}.section-title::after{left:50%;transform:translateX(-50%)}.section-title{text-align:center}}.table-responsive-custom{overflow-x:auto;-webkit-overflow-scrolling:touch}