:root{--page-bg:#f8fafc;--surface:#ffffff;--surface-strong:#0f172a;--text-main:#0f172a;--text-muted:#475569;--border:#e2e8f0;--accent-usa:#0a36af;--accent-mexico:#006847;--accent-canada:#da291c;--primary:#1e3a8a;--primary-light:#eff6ff;--status-live:#10b981;--status-upcoming:#f59e0b}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;background-color:var(--page-bg);color:var(--text-main);overflow-x:hidden;line-height:1.6}.custom-card{background-color:var(--surface);border:1px solid var(--border);border-radius:12px;padding:24px;box-shadow:0 4px 6px -1px rgba(0,0,0,0.05),0 2px 4px -1px rgba(0,0,0,0.03);transition:transform 0.2s ease,box-shadow 0.2s ease;height:100%}.custom-card:hover{transform:translateY(-2px);box-shadow:0 10px 15px -3px rgba(0,0,0,0.08)}.main-wrapper{display:flex;position:relative}.sidebar-nav{width:260px;height:calc(100vh - 70px);position:sticky;top:70px;background-color:var(--surface-strong);color:#ffffff;padding:24px;overflow-y:auto;flex-shrink:0;z-index:100}.sidebar-nav .nav-link{color:#cbd5e1;padding:12px 16px;border-radius:8px;margin-bottom:8px;display:flex;align-items:center;gap:12px;transition:all 0.2s ease;font-size:15px}.sidebar-nav .nav-link:hover,.sidebar-nav .nav-link.active{background-color:rgba(255,255,255,0.1);color:#ffffff;font-weight:600}.content-body{flex-grow:1;padding:40px;width:calc(100% - 260px)}.host-accent-bar{height:6px;width:100%;background:linear-gradient(90deg,var(--accent-usa) 0%,var(--accent-usa) 33.3%,var(--accent-mexico) 33.3%,var(--accent-mexico) 66.6%,var(--accent-canada) 66.6%,var(--accent-canada) 100%)}h1{font-weight:800;color:var(--surface-strong);letter-spacing:-0.025em}.section-title{font-size:28px;font-weight:700;color:var(--surface-strong);margin-bottom:24px;position:relative;padding-left:16px;display:flex;align-items:center;justify-content:space-between}.section-title::before{content:"";position:absolute;left:0;top:10%;height:80%;width:5px;background-color:var(--primary);border-radius:4px}.hero-section{background:linear-gradient(135deg,#0f172a 0%,#1e293b 100%);color:#ffffff;border-radius:16px;padding:48px;margin-bottom:40px;position:relative;overflow:hidden}.hero-section::after{content:"";position:absolute;right:0;bottom:0;width:300px;height:300px;background:radial-gradient(circle,rgba(30,58,138,0.4) 0%,rgba(0,0,0,0) 70%);pointer-events:none}.hero-img{max-width:100%;height:auto;border-radius:12px;box-shadow:0 20px 25px -5px rgba(0,0,0,0.3);object-fit:cover}.table-responsive-custom{background:var(--surface);border-radius:12px;border:1px solid var(--border);overflow:hidden}.custom-table{width:100%;margin-bottom:0}.custom-table th{background-color:#f1f5f9;color:var(--text-main);font-weight:600;padding:16px;border-bottom:2px solid var(--border)}.custom-table td{padding:18px 16px;vertical-align:middle;border-bottom:1px solid var(--border)}.status-badge{padding:4px 10px;border-radius:50px;font-size:12px;font-weight:600;display:inline-flex;align-items:center;gap:6px}.status-badge.live{background-color:rgba(16,185,129,0.15);color:var(--status-live)}.status-badge.upcoming{background-color:rgba(245,158,11,0.15);color:var(--status-upcoming)}.status-badge.completed{background-color:#f1f5f9;color:var(--text-muted)}.group-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}.group-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;overflow:hidden}.group-header{background-color:var(--primary);color:#ffffff;padding:12px 16px;font-weight:700;display:flex;justify-content:space-between;align-items:center}.group-list{padding:12px 0}.group-item{padding:8px 16px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #f1f5f9}.group-item:last-child{border-bottom:none}.stadium-card{display:flex;flex-direction:column;gap:16px}.stadium-img-wrapper{position:relative;border-radius:8px;overflow:hidden;aspect-ratio:16/9}.stadium-img{width:100%;height:100%;object-fit:cover;transition:transform 0.3s ease}.stadium-card:hover .stadium-img{transform:scale(1.05)}.accordion-button:not(.collapsed){background-color:var(--primary-light);color:var(--primary)}@media (max-width:991.98px){.sidebar-nav{display:none}.content-body{width:100%;padding:20px}}