:root{--page-bg:#f4f6f9;--surface:#ffffff;--surface-strong:#0a192f;--text-main:#1f2937;--text-muted:#4b5563;--text-light:#f3f4f6;--accent:#0052cc;--accent-gold:#f59e0b;--border:#e5e7eb;--card-radius:12px}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:var(--surface);border:1px solid var(--border);border-radius:var(--card-radius);box-shadow:0 4px 6px -1px rgba(0,0,0,0.05);transition:transform 0.2s ease,box-shadow 0.2s ease}.custom-card:hover{transform:translateY(-2px);box-shadow:0 10px 15px -3px rgba(0,0,0,0.1)}.navbar-custom{background-color:var(--surface-strong);box-shadow:0 2px 4px rgba(0,0,0,0.1)}.navbar-custom .navbar-brand,.navbar-custom .nav-link{color:var(--text-light) !important}.navbar-custom .nav-link:hover{color:var(--accent-gold) !important}.hero-section{background:linear-gradient(135deg,#0a192f 0%,#172a45 100%);color:var(--text-light);padding:80px 0;position:relative;overflow:hidden}.hero-section::before{content:'';position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at 80% 20%,rgba(0,82,204,0.15) 0%,transparent 50%);pointer-events:none}.stat-badge{background:rgba(255,255,255,0.1);border:1px solid rgba(255,255,255,0.2);border-radius:var(--card-radius);padding:15px;text-align:center}.group-card{border-top:4px solid var(--accent)}.group-header{background-color:#f8fafc;font-weight:bold;text-align:center;padding:10px;border-bottom:1px solid var(--border)}.group-list-item{display:flex;align-items:center;justify-content:space-between;padding:8px 15px;border-bottom:1px solid var(--border)}.group-list-item:last-child{border-bottom:none}.schedule-scroll{overflow-x:auto;white-space:nowrap;padding-bottom:15px}.schedule-item{display:inline-block;width:280px;margin-right:15px;vertical-align:top;background:var(--surface);border-radius:var(--card-radius);border:1px solid var(--border);padding:15px}.faq-item{border-bottom:1px solid var(--border);padding:15px 0}.faq-question{font-weight:600;color:var(--text-main);cursor:pointer}.faq-answer{color:var(--text-muted);margin-top:8px}.section-title{position:relative;padding-bottom:12px;margin-bottom:30px;font-weight:700}.section-title::after{content:'';position:absolute;left:0;bottom:0;width:50px;height:4px;background-color:var(--accent);border-radius:2px}@media (max-width:768px){.hero-section{padding:40px 0;text-align:center}.hero-img{margin-top:30px}}