:root{--page-bg:#f4f7f6;--surface:#ffffff;--surface-strong:#0a1128;--text-main:#1e293b;--text-muted:#64748b;--accent-usa:#002868;--accent-mexico:#006847;--accent-canada:#da291c;--accent-gold:#d4af37;--accent:#10b981;--border:#e2e8f0;--border-hover:#cbd5e1}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:1.625}a{color:var(--accent);text-decoration:none;transition:all 0.25s ease-in-out}a:hover{color:var(--accent-usa)}.navbar-custom{background-color:rgba(255,255,255,0.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);z-index:1050}.navbar-brand img{height:40px;object-fit:contain}.nav-link{color:var(--text-main);font-weight:500;padding:0.5rem 1rem !important;border-radius:6px}.nav-link:hover,.nav-link.active{color:var(--accent-usa);background-color:rgba(2,132,199,0.08)}section{padding:80px 0;border-bottom:1px solid var(--border)}.section-title{position:relative;font-weight:800;margin-bottom:45px;color:var(--surface-strong)}.section-title::after{content:'';position:absolute;left:0;bottom:-10px;width:60px;height:4px;border-radius:2px;background:linear-gradient(90deg,var(--accent-canada),var(--accent-usa),var(--accent-mexico))}.hero-section{background:radial-gradient(circle at 10% 20%,rgba(10,17,40,0.95) 0%,rgba(15,23,42,0.9) 100%),url('https://worldcup-statdata.com.cn/skin/cover/worldcupstatdatacomcn/worldcupstatdatacomcnhero-241.webp') no-repeat center center/cover;color:#ffffff;padding:120px 0 90px 0;border-bottom:none}.hero-badge{background:rgba(255,255,255,0.1);border:1px solid rgba(255,255,255,0.2);color:var(--accent-gold);padding:6px 16px;border-radius:30px;font-size:0.9rem;display:inline-flex;align-items:center;gap:8px}.hero-img{border-radius:12px;box-shadow:0 20px 40px rgba(0,0,0,0.5);border:3px solid rgba(255,255,255,0.1);max-width:100%;height:auto}.stats-strip{background:var(--surface);margin-top:-50px;border-radius:12px;box-shadow:0 10px 30px rgba(0,0,0,0.05);padding:30px;position:relative;z-index:10;border:1px solid var(--border)}.stat-item{text-align:center;border-right:1px solid var(--border)}.stat-item:last-child{border-right:none}.stat-val{font-size:2.2rem;font-weight:800;background:linear-gradient(135deg,var(--accent-usa),var(--accent-mexico));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.match-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:20px;transition:all 0.3s ease;height:100%}.match-card:hover{transform:translateY(-5px);box-shadow:0 12px 24px rgba(0,0,0,0.08);border-color:var(--border-hover)}.match-header{font-size:0.85rem;color:var(--text-muted);border-bottom:1px dashed var(--border);padding-bottom:10px;margin-bottom:15px;display:flex;justify-content:space-between}.team-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.team-info{display:flex;align-items:center;gap:12px;font-weight:600}.team-flag-placeholder{width:30px;height:20px;background:#e2e8f0;border-radius:3px;display:inline-block}.score-box{background:var(--page-bg);padding:4px 10px;border-radius:6px;font-weight:700;font-size:1.1rem;min-width:36px;text-align:center}.group-table-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;overflow:hidden;margin-bottom:30px}.group-header{background:linear-gradient(135deg,var(--accent-usa),var(--accent-mexico));color:#ffffff;padding:12px 20px;font-weight:700;font-size:1.15rem}.group-table th{font-weight:600;color:var(--text-muted);background-color:rgba(0,0,0,0.02)}.team-card{position:relative;border-radius:12px;overflow:hidden;border:1px solid var(--border);background:var(--surface);transition:transform 0.3s ease;height:100%}.team-card:hover{transform:scale(1.03)}.team-banner{height:8px}.team-banner.usa{background-color:var(--accent-usa)}.team-banner.mex{background-color:var(--accent-mexico)}.team-banner.can{background-color:var(--accent-canada)}.news-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;overflow:hidden;height:100%;display:flex;flex-direction:column}.news-body{padding:20px;display:flex;flex-direction:column;flex-grow:1}.news-title{font-weight:700;font-size:1.15rem;margin-bottom:12px;color:var(--surface-strong)}.guide-banner-card{background:linear-gradient(135deg,var(--accent-usa) 0%,var(--surface-strong) 100%);color:#ffffff;border-radius:14px;padding:40px;border:none}.accordion-button:not(.collapsed){background-color:rgba(16,185,129,0.1);color:var(--accent-mexico);box-shadow:none}.accordion-item{border:1px solid var(--border);border-radius:8px !important;margin-bottom:12px;overflow:hidden}footer{background-color:var(--surface-strong);color:#94a3b8;padding:60px 0 30px 0;font-size:0.95rem}footer a{color:#cbd5e1}footer a:hover{color:#ffffff}@media (max-width:991.98px){.stat-item{border-right:none;border-bottom:1px solid var(--border);padding-bottom:15px;margin-bottom:15px}.stat-item:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}}