@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap";
:root{--bg-app:#f0f4f8;--bg-card:#fff;--bg-sidebar:#0f172a;--border-color:#e2e8f0;--primary:#2563eb;--primary-hover:#1d4ed8;--primary-glow:#2563eb26;--secondary:#06b6d4;--secondary-hover:#0891b2;--secondary-glow:#06b6d426;--accent:#f43f5e;--text-primary:#0a1128;--text-secondary:#5c6278;--text-muted:#94a3b8;--text-white:#fff;--success:#22c55e;--warning:#f59e0b;--danger:#ef4444;--font-sans:"Inter", sans-serif;--font-title:"Plus Jakarta Sans", sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-app);color:var(--text-primary);font-family:var(--font-sans);min-height:100vh;line-height:1.5;overflow-x:hidden}.dashboard-layout{background-color:var(--bg-app);min-height:100vh;display:flex}.sidebar{background-color:var(--bg-sidebar);border-right:1px solid #ffffff0d;flex-direction:column;flex-shrink:0;width:280px;padding:32px 20px;display:flex}.main-content{flex-direction:column;flex:1;gap:28px;padding:32px 40px;display:flex;overflow-y:auto}.sidebar-profile{text-align:center;border-bottom:1px solid #ffffff14;flex-direction:column;align-items:center;margin-bottom:24px;padding-bottom:28px;display:flex}.sidebar-avatar{background:linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);width:72px;height:72px;color:var(--text-white);font-size:1.5rem;font-weight:700;font-family:var(--font-title);border:2px solid #fff3;border-radius:50%;justify-content:center;align-items:center;margin-bottom:12px;display:flex;box-shadow:0 4px 12px #0003}.sidebar-name{color:var(--text-white);font-family:var(--font-title);margin-bottom:4px;font-size:1.05rem;font-weight:600}.sidebar-email{color:var(--text-muted);word-break:break-all;font-size:.775rem}.sidebar-nav{flex-direction:column;gap:8px;display:flex}.sidebar-link{color:#94a3b8;font-family:var(--font-sans);cursor:pointer;text-align:left;background:0 0;border:none;border-radius:10px;outline:none;align-items:center;gap:14px;width:100%;padding:12px 18px;font-size:.925rem;font-weight:500;transition:all .2s;display:flex}.sidebar-link:hover{color:var(--text-white);background-color:#ffffff0a}.sidebar-link.active{color:var(--bg-sidebar);background-color:#fff;font-weight:600;box-shadow:0 4px 12px #00000014}.header-container{justify-content:space-between;align-items:center;width:100%;display:flex}.header-welcome h1{color:var(--text-primary);font-size:1.75rem;font-weight:700;font-family:var(--font-title)}.header-welcome p{color:var(--text-secondary);margin-top:2px;font-size:.875rem}.header-controls{align-items:center;gap:16px;display:flex}.search-wrapper{width:260px;position:relative}.search-input{border:1px solid var(--border-color);background-color:var(--bg-card);width:100%;color:var(--text-primary);border-radius:30px;outline:none;padding:10px 16px 10px 40px;font-size:.875rem}.search-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-glow)}.search-icon{color:var(--text-secondary);position:absolute;top:50%;left:14px;transform:translateY(-50%)}.header-icon-btn{background-color:var(--bg-card);border:1px solid var(--border-color);width:40px;height:40px;color:var(--text-secondary);cursor:pointer;border-radius:50%;outline:none;justify-content:center;align-items:center;display:flex}.header-icon-btn:hover{color:var(--primary);background-color:#f8fafc}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px;width:100%;display:grid}.stat-card{background-color:var(--bg-card);border:1px solid var(--border-color);box-shadow:var(--panel-glow);border-radius:14px;align-items:center;gap:20px;padding:24px;display:flex}.stat-icon-wrapper{border-radius:10px;justify-content:center;align-items:center;width:48px;height:48px;display:flex}.stat-icon-primary{color:var(--primary);background-color:#3b82f61a}.stat-icon-secondary{color:var(--secondary);background-color:#0d94881a}.stat-icon-success{color:var(--success);background-color:#10b9811a}.stat-icon-warning{color:var(--warning);background-color:#f59e0b1a}.stat-details{flex-direction:column;display:flex}.stat-value{color:var(--text-primary);font-size:1.75rem;font-weight:700;font-family:var(--font-title);line-height:1.2}.stat-label{color:var(--text-secondary);margin-top:2px;font-size:.8125rem;font-weight:500}.content-card{background-color:var(--bg-card);border:1px solid var(--border-color);box-shadow:var(--panel-glow);border-radius:16px;padding:32px}.content-card-header{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.content-card-title{color:var(--text-primary);font-size:1.25rem;font-weight:700;font-family:var(--font-title);align-items:center;gap:10px;display:flex}.input-group{flex-direction:column;gap:8px;margin-bottom:20px;display:flex}.input-label{color:var(--text-secondary);font-size:.84rem;font-weight:600}.input-field{border:1px solid var(--border-color);width:100%;color:var(--text-primary);font-family:var(--font-sans);background:#fff;border-radius:8px;outline:none;padding:12px 16px;font-size:.95rem}.input-field:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-glow)}.select-field{border:1px solid var(--border-color);width:100%;color:var(--text-primary);font-family:var(--font-sans);cursor:pointer;background:#fff;border-radius:8px;outline:none;padding:12px 16px;font-size:.95rem}.select-field:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-glow)}.btn{font-family:var(--font-title);cursor:pointer;border:none;border-radius:8px;justify-content:center;align-items:center;gap:8px;padding:12px 22px;font-size:.95rem;font-weight:600;text-decoration:none;transition:all .2s;display:inline-flex}.btn-primary{background:linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);color:var(--text-white);box-shadow:0 4px 14px #2563eb33}.btn-primary:hover{filter:brightness(1.05);transform:translateY(-1px);box-shadow:0 6px 20px #2563eb4d}.btn-secondary{background-color:var(--secondary);color:var(--text-white)}.btn-secondary:hover{background-color:var(--secondary-hover);box-shadow:0 4px 12px var(--secondary-glow);transform:translateY(-1px)}.btn-outline{border:1px solid var(--border-color);color:var(--text-secondary);background-color:#0000}.btn-outline:hover{color:var(--text-primary);border-color:var(--text-secondary);background-color:#f8fafc}.badge{text-transform:uppercase;letter-spacing:.05em;border-radius:9999px;align-items:center;padding:4px 10px;font-size:.725rem;font-weight:600;display:inline-flex}.badge-success{color:#065f46;background-color:#d1fae5}.badge-warning{color:#92400e;background-color:#fef3c7}.badge-danger{color:#991b1b;background-color:#fee2e2}.badge-info{color:#1e40af;background-color:#dbeafe}.table-container{border:1px solid var(--border-color);border-radius:10px;width:100%;overflow-x:auto}.custom-table{border-collapse:collapse;text-align:left;width:100%}.custom-table th{color:var(--text-secondary);border-bottom:1px solid var(--border-color);text-transform:uppercase;letter-spacing:.05em;background-color:#f8fafc;padding:14px 18px;font-size:.8rem;font-weight:600}.custom-table td{border-bottom:1px solid var(--border-color);color:var(--text-primary);padding:16px 18px;font-size:.9rem}.custom-table tr:last-child td{border-bottom:none}.custom-table tr:hover td{background-color:#f8fafc}.auth-container{justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.auth-card{width:100%;max-width:440px;padding:40px}.quiz-taker-container{flex-direction:column;min-height:100vh;padding:32px;display:flex}.quiz-header{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;margin-bottom:30px;padding-bottom:20px;display:flex}.timer-box{font-family:var(--font-title);border-radius:30px;align-items:center;gap:8px;padding:8px 18px;font-size:1.15rem;font-weight:700;display:flex}.timer-normal{color:#0f766e;background-color:#ccfbf1;border:1px solid #99f6e4}.timer-warning{color:#b91c1c;background-color:#fee2e2;border:1px solid #fecaca;animation:1s infinite alternate pulse}.option-button{border:1px solid var(--border-color);width:100%;color:var(--text-primary);font-size:.95rem;font-family:var(--font-sans);text-align:left;cursor:pointer;background-color:#fff;border-radius:10px;align-items:center;gap:16px;margin-bottom:12px;padding:14px 20px;transition:all .15s;display:flex}.option-button:hover{background-color:#f8fafc;border-color:#cbd5e1}.option-button.selected{border-color:var(--primary);box-shadow:0 0 0 1px var(--primary);background-color:#3b82f614}.option-badge{width:32px;height:32px;color:var(--text-secondary);background-color:#f1f5f9;border-radius:50%;justify-content:center;align-items:center;font-size:.85rem;font-weight:600;display:flex}.option-button.selected .option-badge{background-color:var(--primary);color:#fff}@keyframes pulse{0%{box-shadow:0 0 #ef44444d}to{box-shadow:0 0 0 8px #ef444400}}.quiz-session-layout{background-color:var(--bg-app);flex-direction:column;height:100vh;display:flex;overflow:hidden}.quiz-header-fixed{border-bottom:1px solid var(--border-color);z-index:10;background-color:#fff;flex-shrink:0;justify-content:space-between;align-items:center;height:72px;padding:0 32px;display:flex;box-shadow:0 2px 8px #00000005}.quiz-body-split{flex:1;display:flex;overflow:hidden}.quiz-left-panel{border-right:1px solid var(--border-color);background-color:#fff;flex-direction:column;flex:1.3;justify-content:space-between;padding:40px;display:flex;overflow-y:auto}.quiz-right-panel{background-color:#f8fafc;flex-direction:column;flex-shrink:0;gap:20px;width:320px;padding:40px 24px;display:flex;overflow-y:auto}.quiz-nav-list{flex-direction:column;flex:1;gap:8px;padding-right:4px;display:flex;overflow-y:auto}.quiz-nav-item{border:1px solid var(--border-color);cursor:pointer;text-align:left;width:100%;font-family:var(--font-sans);background-color:#fff;border-radius:8px;align-items:center;gap:12px;padding:12px 16px;font-size:.875rem;transition:all .15s;display:flex}.quiz-nav-item:hover{background-color:#f1f5f9;border-color:#cbd5e1}.quiz-nav-item.active{border:2px solid var(--primary);background-color:#3b82f60d;font-weight:600}.quiz-nav-item-icon{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:18px;height:18px;font-size:.65rem;display:flex}.quiz-nav-item-icon.answered{color:#059669;background-color:#d1fae5}.quiz-nav-item-icon.unanswered{background-color:#fff;border:1px solid #cbd5e1}.quiz-progress-bar-container{background-color:#f1f5f9;border-radius:3px;width:100%;height:6px;margin-top:8px;margin-bottom:24px;overflow:hidden}.quiz-progress-bar-fill{background:var(--primary);border-radius:3px;height:100%;transition:width .3s}.quiz-question-container{flex-direction:column;flex:1;justify-content:center;margin-bottom:40px;display:flex}.quiz-question-text{color:var(--text-primary);margin-top:12px;font-size:1.25rem;font-weight:600;line-height:1.6}@media (max-width:768px){.dashboard-layout{flex-direction:column;padding-bottom:0}.sidebar{z-index:999;background-color:var(--bg-sidebar);border-top:none;border-right:1px solid #ffffff0d;flex-direction:column;width:280px;height:100vh;padding:32px 20px;transition:transform .3s ease-in-out;display:flex;position:fixed;top:0;bottom:0;left:0;transform:translate(-100%)}.sidebar.open{transform:translate(0)}.sidebar>div{flex-direction:column;flex:1;align-items:stretch;min-width:0;display:flex}.sidebar-brand,.sidebar-profile{text-align:center;flex-direction:column;align-items:center;display:flex!important}.sidebar-nav{scrollbar-width:none;-ms-overflow-style:none;flex-direction:column;gap:8px;width:100%;padding:0;display:flex;overflow-y:auto}.sidebar-nav::-webkit-scrollbar{display:none}.sidebar-link{white-space:nowrap;background:0 0;border-radius:8px;flex-direction:row;justify-content:flex-start;align-items:center;gap:12px;width:100%;padding:12px 16px;font-size:.95rem;display:flex;margin-top:0!important}.sidebar-link svg{width:18px;height:18px}.sidebar-link.active{color:#fff;background-color:#2563eb26;font-weight:700}.sidebar-backdrop{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:998;background:#0f172a99;display:block;position:fixed;inset:0}.menu-btn{justify-content:center;align-items:center;display:flex!important}.mobile-close-btn{display:block!important}.main-content{gap:20px;padding:16px}.header-container{flex-direction:column;align-items:flex-start;gap:16px}.header-controls{flex-direction:column;align-items:stretch;width:100%}.search-wrapper{width:100%}.stats-grid{grid-template-columns:1fr!important}.quiz-session-layout{height:auto;overflow:visible}.quiz-header-fixed{flex-direction:column;align-items:stretch;gap:12px;height:auto;padding:12px 16px;position:sticky;top:0}.quiz-header-fixed>div{justify-content:space-between;width:100%}.quiz-body-split{flex-direction:column;overflow:visible}.quiz-left-panel{border-right:none;border-bottom:1px solid var(--border-color);flex:none;width:100%;height:auto;padding:16px;overflow:visible}.quiz-right-panel{background-color:#fff;width:100%;height:auto;padding:24px 16px;overflow:visible}.quiz-nav-list{border:1px solid var(--border-color);background-color:#f8fafc;border-radius:10px;flex-wrap:wrap;gap:6px;max-height:180px;padding:12px;display:flex;overflow-y:auto}.quiz-question-text{font-size:1.1rem;line-height:1.5}.quiz-option-btn{padding:14px 16px}.btn{padding:12px 20px}}