:root{--page-bg:#f4f6f9;--surface:#ffffff;--surface-strong:#0f172a;--primary-color:#0d6efd;--accent-red:#dc3545;--accent-green:#198754;--text-main:#1e293b;--text-muted:#64748b;--text-light:#f8fafc;--border-color:#e2e8f0;--card-shadow:0 4px 12px rgba(15,23,42,0.05);--transition-smooth:all 0.3s ease}body{background-color:var(--page-bg);color:var(--text-main);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;line-height:1.6}.custom-card{background-color:var(--surface);border:1px solid var(--border-color);border-radius:12px;box-shadow:var(--card-shadow);transition:var(--transition-smooth);overflow:hidden}.custom-card:hover{transform:translateY(-3px);box-shadow:0 8px 20px rgba(15,23,42,0.1)}.section-title{position:relative;font-weight:700;color:var(--surface-strong);padding-left:1rem;margin-bottom:1.5rem}.section-title::before{content:'';position:absolute;left:0;top:15%;height:70%;width:5px;background-color:var(--primary-color);border-radius:4px}.navbar{background-color:var(--surface-strong) !important;border-bottom:3px solid var(--primary-color)}.navbar-brand,.nav-link{color:var(--text-light) !important}.nav-link:hover{color:var(--primary-color) !important}.hero-section{background:linear-gradient(135deg,#1e293b 0%,#0f172a 100%);color:var(--text-light);padding:4rem 0;border-bottom:4px solid var(--accent-red)}.status-badge{font-size:0.75rem;padding:0.25rem 0.6rem;border-radius:50px;font-weight:bold}.status-live{background-color:var(--accent-red);color:white}.status-upcoming{background-color:var(--primary-color);color:white}.status-finished{background-color:var(--text-muted);color:white}.group-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1rem}.group-card{background:var(--surface);border:1px solid var(--border-color);border-radius:10px;padding:1rem}.group-header{background:var(--surface-strong);color:var(--text-light);text-align:center;font-weight:bold;padding:0.4rem;border-radius:6px;margin-bottom:0.8rem}.table-responsive{border-radius:8px;overflow:hidden;border:1px solid var(--border-color)}.accordion-button:not(.collapsed){background-color:rgba(13,110,253,0.1);color:var(--primary-color)}@media (max-width:768px){.hero-section{padding:2rem 0;text-align:center}.section-title{font-size:1.5rem}}