:root{--page-bg:#f3f4f6;--surface:#ffffff;--surface-strong:#0f172a;--text-main:#1e293b;--text-muted:#64748b;--accent:#0f62fe;--accent-red:#da291c;--accent-green:#006847;--border:#e2e8f0;--shadow-sm:0 1px 2px 0 rgba(0,0,0,0.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,0.1),0 2px 4px -1px rgba(0,0,0,0.06);--shadow-lg:0 10px 15px -3px rgba(0,0,0,0.1),0 4px 6px -2px rgba(0,0,0,0.05)}body{background-color:var(--page-bg);color:var(--text-main);font-family:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;overflow-x:hidden;line-height:1.6}@media (min-width:992px){.app-layout{display:flex;min-height:100vh}.sidebar-nav{width:280px;position:fixed;top:0;bottom:0;left:0;z-index:1030;background-color:var(--surface-strong);color:#ffffff;display:flex;flex-direction:column;justify-content:space-between;box-shadow:var(--shadow-lg);border-right:1px solid rgba(255,255,255,0.1)}.main-content{margin-left:280px;flex:1;min-width:0;padding:2rem}.mobile-header{display:none}}@media (max-width:991.98px){.sidebar-nav{display:none}.main-content{padding:1rem}.mobile-header{background-color:var(--surface-strong);position:sticky;top:0;z-index:1040;box-shadow:var(--shadow-md)}}.sidebar-brand{padding:1.5rem;border-bottom:1px solid rgba(255,255,255,0.1)}.sidebar-menu{padding:1.5rem 1rem;list-style:none;margin:0}.sidebar-menu li{margin-bottom:0.5rem}.sidebar-menu a{color:rgba(255,255,255,0.8);text-decoration:none;padding:0.75rem 1rem;display:flex;align-items:center;border-radius:8px;transition:all 0.2s;font-size:0.95rem}.sidebar-menu a:hover,.sidebar-menu a.active{background-color:var(--accent);color:#ffffff;transform:translateX(4px)}.sidebar-menu i{margin-right:10px;font-size:1.2rem}.sidebar-footer{padding:1.5rem;border-top:1px solid rgba(255,255,255,0.1);font-size:0.8rem;color:rgba(255,255,255,0.5)}.section-card{background-color:var(--surface);border-radius:12px;padding:2rem;margin-bottom:2rem;box-shadow:var(--shadow-sm);border:1px solid var(--border);transition:box-shadow 0.3s ease}.section-card:hover{box-shadow:var(--shadow-md)}.section-title{font-size:1.5rem;font-weight:700;margin-bottom:1.5rem;position:relative;padding-left:12px;color:var(--text-main);display:flex;align-items:center;justify-content:space-between}.section-title::before{content:'';position:absolute;left:0;top:15%;height:70%;width:5px;background:linear-gradient(180deg,var(--accent-red) 0%,var(--accent) 50%,var(--accent-green) 100%);border-radius:4px}.hero-banner{background:linear-gradient(135deg,#0f172a 0%,#1e293b 100%);border-radius:16px;padding:3rem 2rem;color:#ffffff;margin-bottom:2rem;position:relative;overflow:hidden;box-shadow:var(--shadow-lg)}.hero-banner::after{content:'';position:absolute;right:0;bottom:0;width:300px;height:300px;background:radial-gradient(circle,rgba(15,98,254,0.2) 0%,transparent 70%);z-index:1}.hero-content{position:relative;z-index:2}.hero-img{max-height:280px;object-fit:cover;border-radius:12px;box-shadow:var(--shadow-md)}.country-strip{height:4px;display:flex;width:100%}.strip-usa{background-color:var(--accent);flex:1}.strip-can{background-color:var(--accent-red);flex:1}.strip-mex{background-color:var(--accent-green);flex:1}.score-scroller{display:flex;gap:1rem;overflow-x:auto;padding-bottom:0.5rem;scrollbar-width:thin}.score-card{flex:0 0 280px;background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:1rem;text-align:center}.score-card .team-name{font-weight:600;font-size:0.9rem}.score-card .vs-badge{background-color:#f1f5f9;color:var(--text-muted);font-size:0.75rem;padding:0.15rem 0.5rem;border-radius:10px;font-weight:bold}.group-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem}.group-card{border:1px solid var(--border);border-radius:10px;background:var(--surface);overflow:hidden}.group-header{background-color:#f8fafc;padding:0.75rem 1rem;font-weight:700;border-bottom:1px solid var(--border);color:var(--text-main)}.group-table{width:100%;margin-bottom:0;font-size:0.875rem}.group-table th,.group-table td{padding:0.5rem 0.75rem;text-align:center}.group-table td:nth-child(2){text-align:left;font-weight:600}.news-item{border-bottom:1px solid var(--border);padding-bottom:1rem;margin-bottom:1rem}.news-item:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.news-title{font-size:1.1rem;font-weight:600;color:var(--text-main);transition:color 0.2s}.news-title:hover{color:var(--accent)}.news-meta{font-size:0.8rem;color:var(--text-muted);margin-top:0.25rem}.scroll-container-mobile{-webkit-overflow-scrolling:touch}.table-responsive-container{max-width:100%;overflow-x:auto}.team-pill{display:inline-flex;align-items:center;padding:0.5rem 1rem;background-color:#f1f5f9;border-radius:30px;margin:0.25rem;font-weight:600;font-size:0.9rem;color:var(--text-main);border:1px solid transparent;transition:all 0.2s}.team-pill:hover{border-color:var(--accent);background-color:#e0f2fe;transform:translateY(-2px)}.faq-question{font-weight:600;color:var(--text-main)}.faq-answer{color:var(--text-muted);font-size:0.95rem}