:root{--page-bg:#f8fafc;--surface:#ffffff;--surface-strong:#0f172a;--text-main:#1e293b;--text-muted:#64748b;--accent:#10b981;--accent-2:#0284c7;--accent-3:#ef4444;--border:#e2e8f0;--card-shadow:0 4px 20px rgba(15,23,42,0.05);--transition:all 0.3s cubic-bezier(0.4,0,0.2,1)}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}@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;border-right:1px solid rgba(255,255,255,0.1);overflow-y:auto;padding:2rem 1.5rem}.main-content{margin-left:280px;width:calc(100% - 280px);padding:2rem}.mobile-header{display:none}}@media (max-width:991.98px){.sidebar-nav{display:none}.main-content{width:100%;padding:1rem}.mobile-header{background-color:var(--surface-strong);padding:1rem;position:sticky;top:0;z-index:1030;border-bottom:1px solid rgba(255,255,255,0.1)}}.nav-link-custom{display:flex;align-items:center;gap:10px;padding:0.8rem 1rem;color:rgba(255,255,255,0.75);border-radius:10px;text-decoration:none;transition:var(--transition);margin-bottom:0.5rem;font-size:0.95rem}.nav-link-custom:hover,.nav-link-custom.active{color:#ffffff;background-color:rgba(255,255,255,0.1);border-left:4px solid var(--accent-2)}.hero-banner{background:linear-gradient(135deg,rgba(15,23,42,0.95) 0%,rgba(30,41,59,0.9) 100%);border-radius:14px;color:#ffffff;overflow:hidden;position:relative;box-shadow:var(--card-shadow)}.hero-banner img{object-fit:cover;opacity:0.85;mix-blend-mode:overlay}.hero-tag{background:linear-gradient(90deg,var(--accent),var(--accent-2));color:#ffffff;padding:0.4rem 1rem;border-radius:50px;font-size:0.85rem;font-weight:600;display:inline-block}.card-custom{background-color:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:var(--card-shadow);transition:var(--transition);overflow:hidden}.card-custom:hover{transform:translateY(-4px);box-shadow:0 10px 25px rgba(15,23,42,0.08)}.section-title{position:relative;padding-left:15px;font-weight:700;color:var(--surface-strong);margin-bottom:1.5rem}.section-title::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:5px;height:24px;border-radius:3px;background:linear-gradient(to bottom,var(--accent-2),var(--accent))}.match-card{border-left:4px solid var(--accent);padding:1.25rem;background:var(--surface)}.match-card.ended{border-left-color:var(--text-muted)}.match-card.live{border-left-color:var(--accent-3);animation:pulse 2s infinite}@keyframes pulse{0%{opacity:1}50%{opacity:0.8}100%{opacity:1}}.group-table th{background-color:var(--surface-strong);color:#ffffff;font-weight:600}.group-table td{vertical-align:middle}.guide-card{border-top:4px solid var(--accent-2)}.accordion-button:not(.collapsed){background-color:rgba(2,132,199,0.08);color:var(--accent-2)}.table-responsive-custom{overflow-x:auto;-webkit-overflow-scrolling:touch}.btn-accent{background-color:var(--accent-2);color:#ffffff;border:none;transition:var(--transition)}.btn-accent:hover{background-color:#0369a1;color:#ffffff}.text-shadow-sm{text-shadow:0 2px 4px rgba(0,0,0,0.5)}