:root{--page-bg:#f8fafc;--surface:#ffffff;--surface-strong:#0f172a;--text-main:#1e293b;--text-muted:#64748b;--accent:#ef4444;--accent-blue:#0284c7;--accent-gold:#f59e0b;--border:#e2e8f0;--card-shadow:0 4px 6px -1px rgb(0 0 0 / 0.05),0 2px 4px -2px rgb(0 0 0 / 0.05);--transition:all 0.3s cubic-bezier(0.4,0,0.2,1)}body{background-color:var(--page-bg);color:var(--text-main);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;line-height:1.6}.section-header{margin-bottom:2.5rem;position:relative}.section-header h2{font-weight:800;color:var(--surface-strong);font-size:2rem;position:relative;display:inline-block;padding-bottom:0.5rem}.section-header h2::after{content:'';position:absolute;left:0;bottom:0;width:60px;height:4px;background:linear-gradient(90deg,var(--accent),var(--accent-blue));border-radius:2px}.custom-navbar{background-color:rgba(15,23,42,0.95);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,0.1);transition:var(--transition)}.custom-navbar .nav-link{color:rgba(255,255,255,0.8) !important;font-weight:500;font-size:0.95rem;transition:var(--transition)}.custom-navbar .nav-link:hover,.custom-navbar .nav-link.active{color:var(--accent-gold) !important}.hero-section{background:radial-gradient(circle at top right,#1e293b,#0f172a);color:#ffffff;padding:8rem 0 5rem;overflow:hidden}.hero-title{font-size:2.8rem;font-weight:800;line-height:1.25;background:linear-gradient(135deg,#ffffff 40%,#cbd5e1 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.hero-badge{background-color:rgba(239,68,68,0.15);border:1px solid rgba(239,68,68,0.3);color:#fca5a5;padding:0.35rem 1rem;border-radius:50px;font-size:0.85rem;display:inline-block}.worldcup-card{background-color:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:var(--card-shadow);transition:var(--transition);overflow:hidden}.worldcup-card:hover{transform:translateY(-5px);box-shadow:0 10px 15px -3px rgb(0 0 0 / 0.1)}.score-board{background:linear-gradient(135deg,#1e293b 0%,#0f172a 100%);color:#ffffff;border-radius:12px;padding:1.5rem;border-left:5px solid var(--accent)}.match-badge{font-size:0.75rem;padding:0.25rem 0.6rem;border-radius:4px;font-weight:bold}.match-badge.live{background-color:var(--accent);color:#fff;animation:pulse 2s infinite}.match-badge.upcoming{background-color:#475569;color:#cbd5e1}.table-responsive-container{max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}.group-table{min-width:600px}.group-table th{background-color:#f1f5f9;color:var(--text-main);font-weight:600}.guide-icon{font-size:2rem;color:var(--accent-blue);margin-bottom:1rem}.faq-accordion .accordion-item{border:1px solid var(--border);border-radius:8px !important;margin-bottom:0.75rem;overflow:hidden}.faq-accordion .accordion-button{font-weight:600;color:var(--surface-strong);background-color:var(--surface)}.faq-accordion .accordion-button:not(.collapsed){background-color:#f1f5f9;color:var(--accent-blue);box-shadow:none}@media (max-width:768px){.hero-title{font-size:2rem}.section-header h2{font-size:1.6rem}}@keyframes pulse{0%{opacity:0.8}50%{opacity:1}100%{opacity:0.8}}