:root{--gold: #FFD700;--gold-dark: #B8860B;--bg-dark: #0f0f23;--bg-card: #1a1a2e;--bg-card-hover: #252545;--text-primary: #ffffff;--text-secondary: #a0a0b0;--success: #00C853;--error: #FF5252;--purple: #8B5CF6}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Poppins,sans-serif;background:var(--bg-dark);color:var(--text-primary);min-height:100vh}.app{display:flex;flex-direction:column;min-height:100vh}main{flex:1;padding:2rem 1rem;max-width:1200px;margin:0 auto;width:100%}.header{background:linear-gradient(180deg,#0f0f23f2,#0f0f23cc);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:1rem 2rem;position:sticky;top:0;z-index:100;border-bottom:1px solid rgba(255,215,0,.1)}.header-content{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center}.logo{display:flex;align-items:center;gap:.5rem;font-size:1.5rem;font-weight:800;color:var(--gold);text-decoration:none}.logo-icon{font-size:2rem}nav{display:flex;gap:1.5rem}nav a{color:var(--text-secondary);text-decoration:none;font-weight:500;transition:color .2s}nav a:hover,nav a.active{color:var(--gold)}.footer{background:var(--bg-card);padding:2rem;text-align:center;color:var(--text-secondary);font-size:.9rem;border-top:1px solid rgba(255,215,0,.1)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;border:none;border-radius:8px;font-family:inherit;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s}.btn-primary{background:linear-gradient(135deg,var(--gold) 0%,var(--gold-dark) 100%);color:#000}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 4px 20px #ffd70066}.btn-secondary{background:var(--bg-card);color:var(--text-primary);border:2px solid var(--gold)}.btn-secondary:hover{background:#ffd7001a}.btn-large{padding:1rem 2.5rem;font-size:1.2rem}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.card{background:var(--bg-card);border-radius:16px;padding:2rem;border:1px solid rgba(255,215,0,.1)}.card-glow{box-shadow:0 0 30px #ffd7001a}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;color:var(--text-secondary);font-weight:500}.form-group input{width:100%;padding:1rem;background:#ffffff0d;border:2px solid rgba(255,215,0,.2);border-radius:8px;color:var(--text-primary);font-family:inherit;font-size:1rem;transition:border-color .2s}.form-group input:focus{outline:none;border-color:var(--gold)}.hero{text-align:center;padding:4rem 0}.hero h1{font-size:3.5rem;font-weight:800;margin-bottom:1rem;background:linear-gradient(135deg,var(--gold) 0%,#FFF 50%,var(--gold) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.hero .subtitle{font-size:1.3rem;color:var(--text-secondary);margin-bottom:2rem}.prize-badge{display:inline-block;background:linear-gradient(135deg,var(--gold) 0%,var(--gold-dark) 100%);color:#000;padding:.5rem 1.5rem;border-radius:30px;font-weight:700;font-size:1.2rem;margin-bottom:2rem}.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;margin:3rem 0}.step{text-align:center;padding:2rem}.step-number{width:60px;height:60px;background:linear-gradient(135deg,var(--gold) 0%,var(--gold-dark) 100%);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:800;color:#000;margin:0 auto 1rem}.step h3{font-size:1.2rem;margin-bottom:.5rem}.step p{color:var(--text-secondary);font-size:.95rem}.quiz-container{max-width:700px;margin:0 auto}.question-card{background:var(--bg-card);border-radius:16px;padding:2rem;margin-bottom:2rem}.question-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.question-number{color:var(--gold);font-weight:600}.timer{display:flex;align-items:center;gap:.5rem;font-size:1.2rem;font-weight:700}.timer.warning{color:var(--error);animation:pulse 1s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.question-text{font-size:1.3rem;font-weight:600;margin-bottom:2rem;line-height:1.4}.options{display:grid;gap:1rem}.option{display:flex;align-items:center;gap:1rem;padding:1rem 1.5rem;background:#ffffff0d;border:2px solid rgba(255,215,0,.2);border-radius:12px;cursor:pointer;transition:all .2s}.option:hover{background:#ffd7001a;border-color:var(--gold)}.option.selected{background:#ffd70033;border-color:var(--gold)}.option.correct{background:#00c85333;border-color:var(--success)}.option.incorrect{background:#ff525233;border-color:var(--error)}.option-letter{width:40px;height:40px;background:#ffd70033;border-radius:8px;display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--gold)}.option-text{font-size:1.1rem}.results{text-align:center;padding:3rem 2rem}.results-icon{font-size:5rem;margin-bottom:1rem}.results h2{font-size:2rem;margin-bottom:.5rem}.results .score{font-size:3rem;font-weight:800;color:var(--gold);margin:1rem 0}.results.passed .results-icon{color:var(--success)}.results.failed .results-icon{color:var(--error)}.leaderboard-table{width:100%;border-collapse:collapse}.leaderboard-table th,.leaderboard-table td{padding:1rem;text-align:left;border-bottom:1px solid rgba(255,215,0,.1)}.leaderboard-table th{color:var(--gold);font-weight:600}.leaderboard-table tr:hover{background:#ffd7000d}.rank{font-weight:700;color:var(--gold)}.rank.first{font-size:1.3rem}.rank.second{color:silver}.rank.third{color:#cd7f32}.live-container{max-width:800px;margin:0 auto}.live-status{display:flex;align-items:center;justify-content:center;gap:.5rem;margin-bottom:2rem;font-size:1.2rem}.live-dot{width:12px;height:12px;background:var(--error);border-radius:50%;animation:blink 1s infinite}@keyframes blink{0%,to{opacity:1}50%{opacity:.3}}.live-dot.active{background:var(--success)}.waiting-room{text-align:center;padding:4rem 2rem}.waiting-room h2{margin-bottom:1rem}.countdown{font-size:4rem;font-weight:800;color:var(--gold)}.host-panel{display:grid;grid-template-columns:2fr 1fr;gap:2rem}.answers-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin-top:1.5rem}.answer-stat{background:#ffffff0d;padding:1rem;border-radius:8px;text-align:center}.answer-stat .letter{font-size:1.5rem;font-weight:700;color:var(--gold)}.answer-stat .count{font-size:2rem;font-weight:800}.answer-stat.correct{background:#00c85333;border:2px solid var(--success)}.participants-list{max-height:400px;overflow-y:auto}.participant{display:flex;justify-content:space-between;padding:.75rem;border-bottom:1px solid rgba(255,215,0,.1)}.prizes-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin:2rem 0}.prize-card{text-align:center;padding:2rem;position:relative;overflow:hidden}.prize-card.first{background:linear-gradient(135deg,#ffd70033,#ffd7000d);border:2px solid var(--gold)}.prize-card.second{background:linear-gradient(135deg,#c0c0c033,#c0c0c00d);border:2px solid #C0C0C0}.prize-card.third{background:linear-gradient(135deg,#cd7f3233,#cd7f320d);border:2px solid #CD7F32}.prize-position{font-size:3rem;margin-bottom:.5rem}.prize-amount{font-size:2.5rem;font-weight:800;color:var(--gold);margin-bottom:.5rem}.prize-card.second .prize-amount{color:silver}.prize-card.third .prize-amount{color:#cd7f32}.winners-section{margin-top:4rem}.winners-section h2{text-align:center;margin-bottom:2rem;color:var(--gold)}.winner-card{display:flex;align-items:center;gap:1.5rem;padding:1.5rem;margin-bottom:1rem}.winner-photo{width:80px;height:80px;border-radius:50%;background:var(--bg-card-hover);display:flex;align-items:center;justify-content:center;font-size:2rem}.winner-info h4{color:var(--gold);margin-bottom:.25rem}.winner-testimonial{font-style:italic;color:var(--text-secondary);font-size:.95rem}.admin-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem;margin-bottom:2rem}.stat-card{text-align:center;padding:1.5rem}.stat-value{font-size:2.5rem;font-weight:800;color:var(--gold)}.stat-label{color:var(--text-secondary);font-size:.9rem}.admin-section{margin-bottom:3rem}.admin-section h3{color:var(--gold);margin-bottom:1rem;padding-bottom:.5rem;border-bottom:1px solid rgba(255,215,0,.2)}.question-form{display:grid;gap:1rem;margin-bottom:2rem}.question-form textarea{width:100%;padding:1rem;background:#ffffff0d;border:2px solid rgba(255,215,0,.2);border-radius:8px;color:var(--text-primary);font-family:inherit;font-size:1rem;resize:vertical;min-height:80px}.question-form textarea:focus,.question-form select:focus{outline:none;border-color:var(--gold)}.question-form select{padding:.75rem;background:#ffffff0d;border:2px solid rgba(255,215,0,.2);border-radius:8px;color:var(--text-primary);font-family:inherit}.options-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}.question-item{display:flex;justify-content:space-between;align-items:center;padding:1rem;background:#ffffff05;border-radius:8px;margin-bottom:.5rem}.question-item:hover{background:#ffffff0d}.btn-delete{background:var(--error);color:#fff;padding:.5rem 1rem;border:none;border-radius:4px;cursor:pointer}@media (max-width: 768px){.header-content{flex-direction:column;gap:1rem}nav{flex-wrap:wrap;justify-content:center}.hero h1{font-size:2.5rem}.host-panel,.options-grid{grid-template-columns:1fr}}