:root{--primary-rgb:15,23,42;--secondary-rgb:220,38,38;--accent-rgb:21,128,61;--gold-rgb:234,179,8;--page-bg:#f8fafc;--surface:#ffffff;--surface-strong:#f1f5f9;--text-main:#0f172a;--text-muted:#475569;--border-color:#cbd5e1;--border-radius:12px;--transition-smooth: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);line-height:1.6;overflow-x:hidden}.header-navbar{background-color:rgba(15,23,42,0.95);backdrop-filter:blur(10px);border-bottom:3px solid rgb(var(--secondary-rgb));padding:0.8rem 1rem;position:sticky;top:0;z-index:1050}.navbar-brand-img{height:40px;width:auto;margin-right:10px}.navbar-brand{color:#ffffff !important;font-weight:800;letter-spacing:0.5px;display:flex;align-items:center}.nav-link{color:rgba(255,255,255,0.85) !important;font-weight:500;font-size:0.95rem;padding:0.5rem 1rem !important;transition:var(--transition-smooth)}.nav-link:hover,.nav-link.active{color:rgb(var(--gold-rgb)) !important}.hero-section{background:linear-gradient(135deg,#0f172a 0%,#1e293b 100%);color:#ffffff;padding:5rem 0;position:relative;overflow:hidden}.hero-section::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 80% 20%,rgba(220,38,38,0.15) 0%,transparent 50%),radial-gradient(circle at 20% 80%,rgba(21,128,61,0.15) 0%,transparent 50%);z-index:1}.hero-container{position:relative;z-index:2}.hero-title{font-size:2.8rem;font-weight:800;line-height:1.2;margin-bottom:1.5rem;background:linear-gradient(to right,#ffffff,#cbd5e1);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.hero-subtitle{font-size:1.1rem;color:#94a3b8;margin-bottom:2rem;max-width:650px}.hero-img-wrapper{border-radius:var(--border-radius);overflow:hidden;box-shadow:0 25px 50px -12px rgba(0,0,0,0.5);border:4px solid rgba(255,255,255,0.1)}.hero-img-wrapper img{width:100%;height:auto;object-fit:cover;display:block}section{padding:4.5rem 0;border-bottom:1px solid var(--border-color)}.section-title{font-size:2rem;font-weight:800;position:relative;margin-bottom:2.5rem;color:rgb(var(--primary-rgb));display:inline-block}.section-title::after{content:'';position:absolute;left:0;bottom:-8px;width:50px;height:4px;background-color:rgb(var(--secondary-rgb));border-radius:2px}.bg-white-card{background-color:var(--surface);border-radius:var(--border-radius);box-shadow:0 4px 6px -1px rgba(0,0,0,0.05),0 2px 4px -1px rgba(0,0,0,0.03);border:1px solid var(--border-color);transition:var(--transition-smooth)}.bg-white-card:hover{transform:translateY(-4px);box-shadow:0 10px 15px -3px rgba(0,0,0,0.1),0 4px 6px -2px rgba(0,0,0,0.05)}.score-live-badge{background-color:rgb(var(--secondary-rgb));color:#ffffff;font-size:0.75rem;font-weight:bold;padding:2px 8px;border-radius:4px;animation:pulse 1.5s infinite}@keyframes pulse{0%{opacity:1}50%{opacity:0.5}100%{opacity:1}}.table-responsive-custom{overflow-x:auto;-webkit-overflow-scrolling:touch}.custom-table{width:100%;margin-bottom:0;vertical-align:middle}.custom-table th{background-color:rgb(var(--primary-rgb));color:#ffffff;font-weight:600;padding:1rem;border:none}.custom-table td{padding:1rem;border-bottom:1px solid var(--border-color);background-color:var(--surface)}.group-card{border-top:4px solid rgb(var(--accent-rgb))}.group-header{background-color:rgb(var(--primary-rgb));color:#ffffff;font-weight:bold;padding:0.75rem 1rem;border-top-left-radius:8px;border-top-right-radius:8px}.guide-img-container{border-radius:var(--border-radius);overflow:hidden;box-shadow:0 10px 20px rgba(0,0,0,0.1)}.guide-img-container img{width:100%;height:auto;display:block}.rule-card{border-left:4px solid rgb(var(--gold-rgb))}.accordion-button:not(.collapsed){background-color:rgba(15,23,42,0.05);color:rgb(var(--primary-rgb));box-shadow:none}.accordion-button{font-weight:600;color:var(--text-main)}.site-footer{background-color:rgb(var(--primary-rgb));color:#94a3b8;padding:4rem 0 2rem;font-size:0.9rem;border-top:4px solid rgb(var(--secondary-rgb))}.footer-title{color:#ffffff;font-weight:700;margin-bottom:1.5rem}.footer-link{color:#94a3b8;text-decoration:none;transition:var(--transition-smooth);display:inline-block;margin-bottom:0.5rem}.footer-link:hover{color:rgb(var(--gold-rgb));transform:translateX(4px)}@media (max-width:768px){.hero-title{font-size:2rem}.section-title{font-size:1.6rem}section{padding:3rem 0}}