@import"https://fonts.googleapis.com/css2?family=Tiro+Bangla&display=swap";body{margin:0;font-family:Arial,sans-serif,Tiro Bangla;background-color:#f4f4f4}header{background:#fff;box-shadow:0 12px 24px #074a631f,0 8px 16px #074a6314,0 4px 8px #074a630d;color:#050505;padding:15px 0;text-align:center;height:70px}nav{display:flex;justify-content:center;align-items:center;height:100%}nav a{color:#020202;margin:0 25px;text-decoration:none;font-weight:600;font-size:18px;padding:5px 10px;transition:color .3s,text-shadow .3s}nav a:hover{color:#005dfc;text-shadow:0 0 5px rgba(255,255,255,.7)}nav a.active{text-decoration:none;border-bottom:3px solid #00ff80;padding-bottom:2px}main{padding:20px;min-height:calc(100vh - 170px)}footer{background-color:#181718;color:#fff;text-align:center;padding:10px 0;position:sticky;width:100%;bottom:0;box-shadow:inset 0 5px 10px #00000080;z-index:99}:root{--primary: #6366f1;--success: #22c55e;--warning: #f59e0b;--danger: #ef4444;--dark: #1e293b;--glass: rgba(255, 255, 255, .9)}.home-wrapper{background:linear-gradient(135deg,#f8fafc,#e2e8f0);min-height:100vh;padding-bottom:50px;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}.home-header{background:var(--dark);color:#fff;padding:60px 20px;text-align:center;border-bottom-left-radius:50px;border-bottom-right-radius:50px;box-shadow:0 10px 25px #0000001a}.home-header h1{font-size:2.5rem;margin-bottom:10px}.home-header h1 span{color:var(--primary)}.section-title{margin:40px 0 30px;text-align:center}.underline{height:4px;width:60px;background:var(--primary);margin:10px auto;border-radius:2px}.quiz-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:25px;padding:20px}.quiz-card-premium{background:var(--glass);border-radius:20px;overflow:hidden;position:relative;transition:transform .3s ease,box-shadow .3s ease;border:1px solid rgba(255,255,255,.3);box-shadow:0 4px 15px #0000000d}.quiz-card-premium:hover{transform:translateY(-10px);box-shadow:0 12px 30px #0000001a}.status-badge{position:absolute;top:15px;right:-30px;background:#ddd;padding:5px 35px;transform:rotate(45deg);font-size:.7rem;font-weight:700;color:#fff}.live .status-badge{background:var(--success)}.upcoming .status-badge{background:var(--warning)}.ended .status-badge{background:var(--danger)}.card-content{padding:25px}.card-content h3{font-size:1.4rem;color:var(--dark);margin-bottom:15px}.info-row{display:flex;justify-content:space-between;margin-bottom:15px;font-size:.9rem;color:#64748b}.countdown-box{background:#fffbeb;padding:15px;border-radius:12px;text-align:center;border:1px solid #fde68a}.countdown-box span{display:block;font-size:.8rem}.countdown-box strong{font-size:1.2rem;color:#b45309}.start-btn,.result-btn{display:block;text-align:center;padding:12px;border-radius:10px;text-decoration:none;font-weight:700;margin-top:20px;transition:.3s}.start-btn{background:var(--primary);color:#fff}.start-btn:hover{background:#4f46e5}.result-btn{background:var(--dark);color:#fff}@media(max-width:600px){.home-header h1{font-size:1.8rem}.quiz-grid{grid-template-columns:1fr}}.navbar{display:flex;justify-content:space-between;align-items:center;padding:12px 24px;background-color:#1e90ff;color:#fff;flex-wrap:wrap}.navbar h1{margin:0;font-size:1.8rem}.admin-btn{background:#fff;color:#1e90ff;border:none;padding:8px 16px;border-radius:6px;font-weight:700;cursor:pointer}.admin-btn:hover{background:#f0f0f0}.card{border:1px solid #ddd;border-radius:8px;padding:16px;margin-bottom:16px;box-shadow:1px 2px 8px #0000001a}.card h3{margin-top:0}.btn{display:inline-block;padding:8px 14px;background:#1e90ff;color:#fff;border-radius:6px;text-decoration:none;font-weight:700;margin-top:10px;cursor:pointer}.btn:hover{background:#0d6efd}input,select{display:block;width:100%;padding:6px 8px;margin:6px 0;border-radius:4px;border:1px solid #aaa;box-sizing:border-box}.quiz-timer{position:sticky;top:10px;background:#f1f5f9;padding:10px;border-radius:8px;border:1px solid #6366f1;text-align:center;font-weight:700;margin-bottom:20px}@media(max-width:600px){.navbar{flex-direction:column;align-items:flex-start}.admin-btn{margin-top:8px}}.container{max-width:900px;margin:20px auto;padding:0 12px}.card{border:1px solid #ddd;border-radius:8px;padding:20px;margin-bottom:16px;box-shadow:1px 2px 8px #0000001a}.card h3{margin-top:0;margin-bottom:12px}.admin-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.btn{display:inline-block;padding:8px 16px;background-color:#1e90ff;color:#fff;border-radius:6px;font-weight:700;cursor:pointer;border:none;margin-top:8px}.btn:hover{background-color:#0d6efd}.logout-btn{background:#ff4d4d}.logout-btn:hover{background:red}input,select{display:block;width:100%;padding:8px;margin:6px 0;border-radius:4px;border:1px solid #aaa;box-sizing:border-box}.center{max-width:400px;margin:60px auto;padding:20px;text-align:center}.quiz-list{list-style:disc;padding-left:20px}.quiz-list li{margin-bottom:8px}.mini-btn{margin-left:12px;padding:4px 8px;font-size:.9rem}@media(max-width:600px){.admin-header{flex-direction:column;align-items:flex-start;gap:8px}}.countdown-container{display:flex;justify-content:center;align-items:center;min-height:60vh;padding:20px}.countdown-card{background:#fff;padding:50px;border-radius:30px;text-align:center;box-shadow:0 20px 50px #0000001a;max-width:400px;width:100%;animation:slideIn .5s ease-out}@keyframes slideIn{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.timer-icon{font-size:3rem;margin-bottom:20px;animation:pulse 2s infinite}@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.1)}to{transform:scale(1)}}.countdown-card h2{font-size:2rem;color:#1e293b;margin-bottom:10px}.countdown-card p{color:#64748b;margin-bottom:30px}.timer-display{display:flex;justify-content:center;align-items:center;gap:20px;background:#f8fafc;padding:20px;border-radius:20px;margin-bottom:30px}.timer-unit{display:flex;flex-direction:column}.timer-unit .number{font-size:3rem;font-weight:800;color:#6366f1;font-family:Courier New,Courier,monospace}.timer-unit .label{font-size:.75rem;text-transform:uppercase;color:#94a3b8;letter-spacing:1px}.timer-separator{font-size:2.5rem;font-weight:700;color:#cbd5e1;padding-bottom:20px}.progress-bar-bg{height:6px;background:#e2e8f0;border-radius:3px;overflow:hidden}.progress-bar-fill{height:100%;background:var(--primary, #6366f1);transition:width 1s linear}.loader{text-align:center;margin-top:100px;font-size:1.2rem;color:#6366f1}.form-container{display:flex;justify-content:center;align-items:center;min-height:80vh;padding:20px}.form-card{background:#fff;width:100%;max-width:500px;padding:40px;border-radius:24px;box-shadow:0 20px 40px #0000001a}.form-header{text-align:center;margin-bottom:30px}.form-header h2{font-size:2rem;color:#1e293b;margin-bottom:8px}.form-header p{color:#64748b;font-size:.95rem}.input-group{margin-bottom:20px}.input-group label{display:block;font-weight:600;margin-bottom:8px;color:#334155;font-size:.9rem}.input-group input{width:100%;padding:12px 16px;border:2px solid #e2e8f0;border-radius:12px;font-size:1rem;transition:all .3s;box-sizing:border-box}.input-group input:focus{border-color:#6366f1;outline:none;box-shadow:0 0 0 4px #6366f11a}.grid-inputs{display:grid;grid-template-columns:1fr 1fr;gap:15px}.start-quiz-btn{width:100%;background:#6366f1;color:#fff;padding:14px;border:none;border-radius:12px;font-size:1.1rem;font-weight:700;cursor:pointer;transition:background .3s,transform .2s;margin-top:10px}.start-quiz-btn:hover{background:#4f46e5;transform:translateY(-2px)}.start-quiz-btn:disabled{background:#94a3b8;cursor:not-allowed}.form-footer{margin-top:25px;text-align:center;font-size:.85rem;color:#ef4444}@media(max-width:480px){.grid-inputs{grid-template-columns:1fr}.form-card{padding:25px}}.quiz-mcq-container{max-width:800px;margin:40px auto;padding:0 20px;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}.quiz-header-fixed{margin-bottom:30px}.progress-container{display:flex;flex-direction:column;gap:10px;color:#64748b;font-weight:600}.progress-bar-bg{height:8px;background:#e2e8f0;border-radius:10px;overflow:hidden}.progress-bar-fill{height:100%;background:linear-gradient(90deg,#6366f1,#a855f7);transition:width .3s ease}.question-card{background:#fff;padding:40px;border-radius:24px;box-shadow:0 10px 30px #0000000d;animation:fadeIn .4s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.question-text{font-size:1.6rem;color:#1e293b;margin-bottom:30px;line-height:1.4}.options-grid{display:flex;flex-direction:column;gap:15px}.option-item{display:flex;align-items:center;padding:16px 20px;border:2px solid #f1f5f9;border-radius:16px;cursor:pointer;transition:all .2s ease;position:relative}.option-item:hover{border-color:#cbd5e1;background:#f8fafc}.option-item.selected{border-color:#6366f1;background:#eef2ff}.option-item input{display:none}.option-label{width:35px;height:35px;background:#f1f5f9;border-radius:10px;display:flex;align-items:center;justify-content:center;font-weight:700;margin-right:15px;color:#64748b;transition:.2s}.selected .option-label{background:#6366f1;color:#fff}.option-text{font-size:1.1rem;color:#334155}.quiz-navigation{display:flex;justify-content:space-between;margin-top:40px;padding-top:20px;border-top:1px solid #f1f5f9}.nav-btn{padding:12px 30px;border-radius:12px;font-weight:600;cursor:pointer;transition:.2s;border:none}.prev{background:#f1f5f9;color:#64748b}.next{background:#6366f1;color:#fff}.submit-btn{background:#22c55e;color:#fff}.nav-btn:disabled{opacity:.5;cursor:not-allowed}.timer-fixed{position:fixed;top:15px;right:20px;background:#2d3436;color:#fab1a0;padding:8px 15px;border-radius:8px;font-family:Courier New,Courier,monospace;font-size:1.5rem;font-weight:700;z-index:1100;border:2px solid #fab1a0;box-shadow:0 4px 10px #0000004d}.timer-warning{background:#d63031;color:#fff;border-color:#fff;animation:blink 1s infinite}@keyframes blink{0%{opacity:1}50%{opacity:.7}to{opacity:1}}@media(max-width:600px){.question-card{padding:25px}.question-text{font-size:1.2rem}}.result-container{max-width:600px;margin:0 auto;animation:fadeIn .6s ease-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.score-summary-card{background:linear-gradient(135deg,#6366f1,#a855f7);color:#fff;padding:40px;border-radius:30px;text-align:center;margin-bottom:30px;box-shadow:0 15px 35px #6366f14d}.confetti-icon{font-size:3.5rem;margin-bottom:10px}.score-summary-card h2{font-size:2rem;margin:0}.score-summary-card p{opacity:.9;margin-top:5px}.final-score{margin:20px 0;display:flex;justify-content:center;align-items:baseline;gap:5px}.score-num{font-size:4.5rem;font-weight:800}.total-num{font-size:1.5rem;opacity:.8}.score-label{font-weight:600;letter-spacing:1px;text-transform:uppercase;font-size:.8rem}.leaderboard-card{background:#fff;padding:30px;border-radius:30px;box-shadow:0 10px 25px #0000000d}.leaderboard-header{text-align:center;margin-bottom:25px}.leaderboard-header h3{font-size:1.5rem;color:#1e293b;margin:0}.leaderboard-header p{color:#94a3b8;font-size:.9rem}.table-responsive{width:100%;overflow-x:auto}.ranking-table{width:100%;border-collapse:collapse;margin-bottom:20px}.ranking-table th{text-align:left;padding:12px;color:#64748b;font-size:.85rem;border-bottom:2px solid #f1f5f9}.ranking-table td{padding:15px 12px;border-bottom:1px solid #f8fafc;color:#334155}.rank-badge{width:35px;height:35px;background:#f1f5f9;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9rem}.top-rank{background:#fcfaff}.rank-1 .rank-badge{background:#fef3c7;color:#b45309;font-size:1.2rem}.rank-2 .rank-badge{background:#e2e8f0;font-size:1.2rem}.rank-3 .rank-badge{background:#ffedd5;font-size:1.2rem}.candidate-name{font-weight:600}.candidate-score{font-weight:800;color:#6366f1;text-align:right}.home-back-btn{width:100%;padding:15px;border:2px solid #e2e8f0;background:transparent;border-radius:15px;font-weight:700;color:#64748b;cursor:pointer;transition:.3s}.home-back-btn:hover{background:#f8fafc;border-color:#cbd5e1;color:#1e293b}.mini-loader{text-align:center;padding:20px;color:#6366f1;font-style:italic}.quiz-page-wrapper{background:#f1f5f9;min-height:100vh;display:flex;justify-content:center;align-items:center;padding:40px 20px}.quiz-content-area{width:100%;max-width:900px}.quiz-loader{display:flex;flex-direction:column;justify-content:center;align-items:center;height:100vh}.spinner{width:50px;height:50px;border:5px solid #e2e8f0;border-top:5px solid #6366f1;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:15px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.quiz-ended-card{background:#fff;padding:60px 40px;border-radius:30px;text-align:center;box-shadow:0 20px 40px #0000000d}.quiz-ended-card .icon{font-size:4rem;margin-bottom:20px}.quiz-ended-card h2{font-size:2.2rem;color:#1e293b;margin-bottom:10px}.quiz-ended-card p{color:#64748b;margin-bottom:30px}.quiz-ended-card .btn{background:#6366f1;color:#fff;padding:14px 40px;border-radius:12px;border:none;font-weight:700;cursor:pointer;transition:.3s}.quiz-ended-card .btn:hover{background:#4f46e5;transform:scale(1.05)}