@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";:root{--bg:#0f1117;--bg-card:#1a1d27;--bg-sidebar:#14161f;--bg-input:#181a25;--bg-hover:#252838;--border:#ffffff26;--border-focus:#6c63ffcc;--border-input:#ffffff40;--primary:#6c63ff;--primary-hover:#5a52d5;--secondary:#ff6584;--accent:#43d9ad;--warning:#f59e0b;--danger:#ef4444;--success:#10b981;--info:#3b82f6;--text-primary:#f0f0f5;--text-secondary:#b0b3c6;--text-muted:#6b7080;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:20px;--trans:.2s ease;--sidebar-w:260px}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text-primary);-webkit-font-smoothing:antialiased;font-family:Inter,-apple-system,sans-serif;line-height:1.6}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.btn{border-radius:var(--radius-md);cursor:pointer;white-space:nowrap;border:none;justify-content:center;align-items:center;gap:8px;padding:10px 20px;font-family:inherit;font-size:.875rem;font-weight:600;transition:all .3s cubic-bezier(.175,.885,.32,1.275);display:inline-flex;position:relative;overflow:hidden}.btn:after{content:"";opacity:0;background:#ffffff26;border-radius:50%;width:200%;padding-top:200%;transition:transform .6s,opacity .6s;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)scale(0)}.btn:active:after{opacity:1;transition:all;transform:translate(-50%,-50%)scale(1)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 4px 14px #6c63ff4d}.btn-primary:hover:not(:disabled){background:var(--primary-hover);transform:translateY(-3px)scale(1.02);box-shadow:0 8px 25px #6c63ff80}.btn:active:not(:disabled){transform:scale(.92)}.btn-secondary{background:var(--bg-hover);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){border-color:var(--primary);background:#6c63ff26;transform:translateY(-2px)}.btn-danger{color:var(--danger);background:#ef444426;border:1px solid #ef44444d}.btn-danger:hover:not(:disabled){background:#ef444440;transform:translateY(-2px);box-shadow:0 4px 15px #ef444433}.btn-success{color:var(--success);background:#10b98126}.btn-success:hover:not(:disabled){background:#10b98140;transform:translateY(-2px);box-shadow:0 4px 15px #10b98133}.btn-sm{border-radius:var(--radius-sm);padding:6px 12px;font-size:.78rem}.btn-lg{padding:14px 28px;font-size:1rem}.btn-full{width:100%}.btn-icon{min-width:36px;padding:8px}.form-control{background:var(--bg-input);border:1px solid var(--border-input);border-radius:var(--radius-md);color:var(--text-primary);outline:none;padding:14px 18px;font-family:inherit;font-size:.95rem;transition:all .3s cubic-bezier(.16,1,.3,1);box-shadow:inset 0 2px 4px #0000000d}.form-control:focus{border-color:var(--border-focus);transform:translateY(-1px);box-shadow:0 0 0 4px #6c63ff33,inset 0 2px 4px #0000000d}[data-theme=light] .form-control:hover{border-color:#0000004d}.form-control::placeholder{color:var(--text-muted)}select.form-control{cursor:pointer}.form-row{grid-template-columns:1fr 1fr;gap:16px;display:grid}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden}.card-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:20px 24px;display:flex}.card-title{font-size:1rem;font-weight:700}.card-body{padding:24px}.stats-row{gap:16px;margin-bottom:24px;display:grid}.stats-row.cols-2{grid-template-columns:repeat(2,1fr)}.stats-row.cols-3{grid-template-columns:repeat(3,1fr)}.stats-row.cols-4{grid-template-columns:repeat(4,1fr)}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);transition:all var(--trans);align-items:center;gap:16px;padding:24px;display:flex;position:relative;overflow:hidden}.stat-card:before{content:"";background:var(--accent-color,var(--primary));border-radius:0 4px 4px 0;width:4px;height:100%;position:absolute;top:0;left:0}.stat-card:hover{transform:translateY(-2px);box-shadow:0 8px 24px #0000004d}.stat-icon{background:var(--icon-bg,#6c63ff26);border-radius:14px;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;font-size:1.4rem;display:flex}.stat-value{font-size:1.5rem;font-weight:800;line-height:1.2}.stat-label{color:var(--text-muted);margin-top:2px;font-size:.78rem;font-weight:500}.table-wrapper{overflow-x:auto}.table{border-collapse:collapse;width:100%;font-size:.875rem}.table th{text-align:left;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);border-bottom:1px solid var(--border);background:#ffffff05;padding:14px 16px;font-size:.78rem;font-weight:600}.table td{border-bottom:1px solid var(--border);color:var(--text-secondary);padding:14px 16px}.table tbody tr{transition:background var(--trans)}.table tbody tr:hover{background:var(--bg-hover)}.actions-row{gap:6px;display:flex}.badge{letter-spacing:.02em;border-radius:20px;align-items:center;padding:4px 10px;font-size:.72rem;font-weight:600;display:inline-flex}.badge-success{color:var(--success);background:#10b98126}.badge-warning{color:var(--warning);background:#f59e0b26}.badge-danger{color:var(--danger);background:#ef444426}.badge-muted{color:var(--text-muted);background:#6b708026}.badge-info{color:var(--info);background:#3b82f626}.badge-primary{color:var(--primary);background:#6c63ff26}.modal-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;background:#000000b3;justify-content:center;align-items:center;padding:20px;animation:.3s fadeIn;display:flex;position:fixed;inset:0}.modal{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);width:100%;max-width:540px;max-height:90vh;animation:.5s cubic-bezier(.16,1,.3,1) modalEnter;overflow-y:auto;box-shadow:0 24px 80px #0006}.modal-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:24px;display:flex}.modal-title{font-size:1.1rem;font-weight:700}.modal-close{color:var(--text-muted);cursor:pointer;border-radius:var(--radius-sm);transition:all var(--trans);background:0 0;border:none;padding:4px 8px;font-size:1.3rem}.modal-close:hover{background:var(--bg-hover);color:var(--text-primary)}.modal-body{flex-direction:column;gap:16px;padding:24px;display:flex}.modal-footer{border-top:1px solid var(--border);justify-content:flex-end;gap:12px;padding:16px 24px;display:flex}.empty-state{text-align:center;flex-direction:column;justify-content:center;align-items:center;padding:60px 24px;display:flex}.empty-state-icon{opacity:.5;margin-bottom:16px;font-size:3rem}.empty-state h4{color:var(--text-secondary);font-weight:600}.empty-state p{color:var(--text-muted);margin-top:8px;font-size:.875rem}.loading-overlay{flex-direction:column;justify-content:center;align-items:center;gap:16px;padding:60px;display:flex}.spinner{border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;width:32px;height:32px;animation:.8s linear infinite spin}.spinner-lg{border-width:4px;width:48px;height:48px}.toast-container{z-index:9999;flex-direction:column;gap:10px;display:flex;position:fixed;top:20px;right:20px}.toast{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);align-items:center;gap:10px;min-width:280px;padding:14px 20px;font-size:.875rem;animation:.3s slideIn;display:flex;box-shadow:0 8px 32px #0006}.toast.success{border-left:3px solid var(--success)}.toast.error{border-left:3px solid var(--danger)}.toast.warning{border-left:3px solid var(--warning)}.toast.info{border-left:3px solid var(--info)}.page-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px;display:flex}.page-header h2{font-size:1.4rem;font-weight:800}.page-header p{color:var(--text-muted);margin-top:4px;font-size:.85rem}.page-header-actions{align-items:center;gap:10px;display:flex}.login-bg{background:radial-gradient(ellipse at 20% 50%, #6c63ff26 0%, transparent 60%), radial-gradient(ellipse at 80% 20%, #ff65841a 0%, transparent 50%), radial-gradient(ellipse at 60% 80%, #43d9ad14 0%, transparent 50%), var(--bg);z-index:0;position:fixed;inset:0}.orb{filter:blur(80px);opacity:.4;pointer-events:none;z-index:0;border-radius:50%;animation:8s ease-in-out infinite float;position:fixed}.orb-1{background:var(--primary);width:400px;height:400px;top:-100px;left:-100px}.orb-2{background:var(--secondary);width:300px;height:300px;animation-delay:3s;bottom:-80px;right:-80px}.orb-3{background:var(--accent);width:200px;height:200px;animation-delay:6s;top:40%;right:20%}.login-page{z-index:1;justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex;position:relative}.login-wrapper{border-radius:var(--radius-xl);border:1px solid var(--border);width:100%;max-width:900px;min-height:560px;display:flex;overflow:hidden;box-shadow:0 30px 80px #0009}.login-brand{background:linear-gradient(135deg,#6c63ff 0%,#5a52d5 40%,#ff6584 100%);flex-direction:column;flex:1;justify-content:space-between;padding:48px 40px;display:flex;position:relative;overflow:hidden}.login-brand:before{content:"";background:radial-gradient(circle,#ffffff14 0%,#0000 60%);width:200%;height:200%;position:absolute;top:-50%;left:-50%}.brand-logo-lg{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fff3;border:1px solid #ffffff4d;border-radius:18px;justify-content:center;align-items:center;width:56px;height:56px;font-size:1.8rem;display:flex}.brand-main h1{color:#fff;font-size:2rem;line-height:1.2}.brand-main p{color:#ffffffbf;margin-top:12px;font-size:.95rem;line-height:1.7}.brand-features{flex-direction:column;gap:12px;display:flex}.brand-feature{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:var(--radius-md);background:#ffffff1a;border:1px solid #ffffff26;align-items:center;gap:12px;padding:12px 16px;display:flex}.brand-feature-icon{font-size:1.3rem}.brand-feature-text{color:#ffffffe6;font-size:.85rem;font-weight:500}.login-form-panel{background:var(--bg-card);flex-direction:column;justify-content:center;width:380px;padding:48px 40px;display:flex}.login-header{margin-bottom:36px}.login-header h2{font-size:1.6rem}.login-header p{color:var(--text-muted);margin-top:8px;font-size:.875rem}.login-form{flex-direction:column;gap:20px;display:flex}.login-error{border-radius:var(--radius-md);color:var(--danger);text-align:center;background:#ef44441a;border:1px solid #ef44444d;padding:14px 16px;font-size:.85rem;font-weight:500}.login-footer{text-align:center;margin-top:28px}.login-footer p{color:var(--text-muted);font-size:.78rem}.role-selector{grid-template-columns:1fr 1fr;gap:8px;display:grid}.role-option{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-secondary);cursor:pointer;transition:all var(--trans);text-align:center;white-space:nowrap;padding:10px 12px;font-family:inherit;font-size:.8rem;font-weight:500}.role-option:hover{border-color:var(--primary);background:#6c63ff14}.role-option.active{border-color:var(--primary);color:var(--primary);background:#6c63ff26;font-weight:700;box-shadow:0 0 0 2px #6c63ff33}.subject-grid{grid-template-columns:1fr 1fr;gap:8px;display:grid}.subject-option{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-secondary);cursor:pointer;transition:all var(--trans);text-align:center;padding:10px 8px;font-family:inherit;font-size:.78rem;font-weight:500}.subject-option:hover{border-color:var(--primary);background:#6c63ff0f}.subject-option.active{border-color:var(--primary);color:var(--primary);background:#6c63ff26;font-weight:700;box-shadow:0 0 0 2px #6c63ff33}.app-layout{min-height:100vh;display:flex}.sidebar{width:var(--sidebar-w);background:var(--bg-sidebar);border-right:1px solid var(--border);z-index:100;flex-direction:column;transition:transform .3s;display:flex;position:fixed;top:0;bottom:0;left:0}.sidebar-brand{border-bottom:1px solid var(--border);align-items:center;gap:12px;padding:24px 20px;display:flex}.brand-logo{background:linear-gradient(135deg, var(--primary), var(--secondary));border-radius:12px;justify-content:center;align-items:center;width:40px;height:40px;font-size:1.2rem;display:flex}.brand-title{font-size:1rem;font-weight:800}.brand-subtitle{color:var(--text-muted);font-size:.7rem;font-weight:500}.sidebar-user{border-bottom:1px solid var(--border);padding:16px 20px}.sidebar-user-card{background:var(--bg-hover);border-radius:var(--radius-md);align-items:center;gap:12px;padding:12px 14px;display:flex}.user-avatar{background:linear-gradient(135deg, var(--primary), var(--accent));border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:.9rem;font-weight:700;display:flex}.user-name{font-size:.85rem;font-weight:600}.user-role-text{color:var(--text-muted);font-size:.72rem}.sidebar-nav{flex:1;padding:8px 12px;overflow-y:auto}.nav-section-title{text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);padding:16px 12px 6px;font-size:.68rem;font-weight:700}.nav-item{width:100%;color:var(--text-secondary);cursor:pointer;border-radius:var(--radius-md);transition:all var(--trans);text-align:left;background:0 0;border:none;align-items:center;gap:12px;padding:10px 14px;font-family:inherit;font-size:.85rem;font-weight:500;display:flex}.nav-item:hover{background:var(--bg-hover);color:var(--text-primary)}.nav-item.active{color:var(--primary);background:#6c63ff26;font-weight:600}.nav-icon{text-align:center;width:24px;font-size:1.1rem}.sidebar-footer{border-top:1px solid var(--border);padding:16px 20px}.logout-btn{border-radius:var(--radius-md);width:100%;color:var(--danger);cursor:pointer;transition:all var(--trans);background:#ef444414;border:1px solid #ef444426;align-items:center;gap:10px;padding:10px 14px;font-family:inherit;font-size:.85rem;font-weight:500;display:flex}.logout-btn:hover{background:#ef444426}.main-content{margin-left:var(--sidebar-w);flex-direction:column;flex:1;display:flex}.topbar{border-bottom:1px solid var(--border);background:var(--bg-sidebar);z-index:50;justify-content:space-between;align-items:center;padding:16px 32px;display:flex;position:sticky;top:0}.topbar-left{align-items:center;gap:16px;display:flex}.topbar-title{font-size:1.1rem;font-weight:700}.menu-toggle{border:1px solid var(--border);color:var(--text-primary);cursor:pointer;border-radius:var(--radius-sm);background:0 0;padding:8px 10px;font-size:1.2rem;display:none}.page-content{flex:1;padding:32px}.sidebar-overlay{z-index:99;background:#00000080;display:none;position:fixed;inset:0}.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mt-20{margin-top:20px}.mt-24{margin-top:24px}.text-sm{font-size:.82rem}.text-muted{color:var(--text-muted)}.text-center{text-align:center}.flex-between{justify-content:space-between;align-items:center;display:flex}.gap-8{gap:8px}.gap-16{gap:16px}.password-wrap{position:relative}.password-toggle{cursor:pointer;color:var(--text-muted);transition:color var(--trans);background:0 0;border:none;padding:4px;font-size:1.1rem;position:absolute;top:50%;right:14px;transform:translateY(-50%)}.password-toggle:hover{color:var(--text-primary)}.password-wrap .form-control{padding-right:44px}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translate(30px)}to{opacity:1;transform:translate(0)}}@keyframes float{0%{transform:translateY(0)scale(1)}to{transform:translateY(-30px)scale(1.05)}}@keyframes modalEnter{0%{opacity:0;transform:scale(.95)translateY(20px)}to{opacity:1;transform:scale(1)translateY(0)}}[data-theme=light]{--bg:#f5f6fa;--bg-card:#fff;--bg-sidebar:#fff;--bg-input:#fff;--bg-hover:#f0f1f5;--border:#0000001a;--border-input:#0003;--border-focus:#6c63ff99;--text-primary:#1a1d2e;--text-secondary:#4a4e6a;--text-muted:#8b8fa5}[data-theme=light] .brand-logo{background:linear-gradient(135deg, var(--primary), var(--secondary))}[data-theme=light] .sidebar{box-shadow:2px 0 12px #0000000f}[data-theme=light] .stat-card:hover{box-shadow:0 8px 24px #00000014}[data-theme=light] .topbar{box-shadow:0 1px 4px #0000000a}[data-theme=light] .card{box-shadow:0 1px 6px #0000000a}[data-theme=light] .login-bg{background:radial-gradient(ellipse at 20% 50%, #6c63ff14 0%, transparent 60%), radial-gradient(ellipse at 80% 20%, #ff65840f 0%, transparent 50%), var(--bg)}[data-theme=light] .modal{box-shadow:0 20px 60px #00000026}[data-theme=light] .toast{box-shadow:0 8px 32px #0000001f}.topbar-actions{align-items:center;gap:8px;display:flex}.topbar-btn{background:var(--bg-hover);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-secondary);cursor:pointer;transition:all var(--trans);white-space:nowrap;align-items:center;gap:6px;padding:8px 12px;font-family:inherit;font-size:.82rem;font-weight:500;display:flex}.topbar-btn:hover{border-color:var(--primary);color:var(--text-primary);background:#6c63ff1a}.topbar-username{color:var(--text-muted);border-left:1px solid var(--border);margin-left:4px;padding-left:8px;font-size:.85rem}.lang-switcher{position:relative}.lang-code{letter-spacing:.05em;font-size:.72rem;font-weight:600}.lang-dropdown{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);z-index:200;min-width:160px;padding:6px;animation:.2s slideUp;position:absolute;top:calc(100% + 8px);right:0;box-shadow:0 12px 40px #0000004d}.lang-option{width:100%;color:var(--text-secondary);cursor:pointer;border-radius:var(--radius-sm);transition:all var(--trans);background:0 0;border:none;align-items:center;gap:10px;padding:10px 14px;font-family:inherit;font-size:.85rem;font-weight:500;display:flex}.lang-option:hover{background:var(--bg-hover);color:var(--text-primary)}.lang-option.active{color:var(--primary);background:#6c63ff1f;font-weight:600}.lang-check{color:var(--primary);margin-left:auto;font-weight:700}.theme-toggle-btn .theme-icon{font-size:1.1rem;transition:transform .3s}.theme-toggle-btn:hover .theme-icon{transform:rotate(20deg)scale(1.15)}.test-tabs{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);gap:4px;width:fit-content;margin-bottom:24px;padding:4px;display:flex}.test-tab{color:var(--text-muted);cursor:pointer;border-radius:var(--radius-sm);transition:all var(--trans);background:0 0;border:none;padding:10px 20px;font-family:inherit;font-size:.85rem;font-weight:500}.test-tab:hover{color:var(--text-primary);background:var(--bg-hover)}.test-tab.active{background:var(--primary);color:#fff;font-weight:600}.tests-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px;display:grid}.test-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);transition:all var(--trans);flex-direction:column;gap:16px;padding:24px;display:flex}.test-card:hover{transform:translateY(-3px);box-shadow:0 12px 32px #0003}.test-card.completed{opacity:.85}.test-card-header{justify-content:space-between;align-items:center;display:flex}.test-subject-badge{letter-spacing:.02em;border-radius:20px;padding:5px 12px;font-size:.75rem;font-weight:600}.test-card-title{font-size:1.05rem;font-weight:700;line-height:1.3}.test-card-meta{color:var(--text-muted);gap:16px;font-size:.82rem;display:flex}.test-score-bar{background:#ffffff0f;border-radius:3px;height:6px;overflow:hidden}.test-score-fill{border-radius:3px;height:100%;transition:width .6s}.test-score-fill.pass{background:linear-gradient(90deg,#10b981,#43d9ad)}.test-score-fill.fail{background:linear-gradient(90deg,#ef4444,#f59e0b)}.test-active-page{max-width:720px;margin:0 auto}.test-active-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.test-active-header h3{font-size:1.1rem;font-weight:700}.test-timer{color:var(--primary);border-radius:var(--radius-md);font-variant-numeric:tabular-nums;background:#6c63ff1f;padding:8px 16px;font-size:1rem;font-weight:700}.test-timer.urgent{color:var(--danger);background:#ef444426;animation:1s infinite pulse}@keyframes pulse{0%,to{opacity:1}50%{opacity:.6}}.test-progress-bar{background:#ffffff0f;border-radius:2px;height:4px;margin-bottom:28px;overflow:hidden}.test-progress-fill{background:linear-gradient(90deg, var(--primary), var(--accent));border-radius:2px;height:100%;transition:width .4s}.test-question-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);margin-bottom:24px;padding:32px}.question-number{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:12px;font-size:.78rem;font-weight:600}.question-text{margin-bottom:24px;font-size:1.15rem;font-weight:600;line-height:1.5}.options-grid{flex-direction:column;gap:12px;display:flex}.option-btn{background:var(--bg-input);border:2px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);cursor:pointer;transition:all var(--trans);text-align:left;align-items:center;gap:14px;padding:16px 20px;font-family:inherit;font-size:.95rem;display:flex}.option-btn:hover{border-color:var(--primary);background:#6c63ff0f}.option-btn.selected{border-color:var(--primary);background:#6c63ff1f;box-shadow:0 0 0 3px #6c63ff26}.option-letter{width:32px;height:32px;color:var(--primary);background:#6c63ff1a;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;font-size:.85rem;font-weight:700;display:flex}.option-btn.selected .option-letter{background:var(--primary);color:#fff}.test-nav{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;display:flex}.question-dots{flex-wrap:wrap;gap:6px;display:flex}.q-dot{border:1px solid var(--border);background:var(--bg-input);width:32px;height:32px;color:var(--text-muted);cursor:pointer;transition:all var(--trans);border-radius:8px;justify-content:center;align-items:center;font-family:inherit;font-size:.75rem;font-weight:600;display:flex}.q-dot.current{border-color:var(--primary);color:var(--primary);background:#6c63ff1a}.q-dot.answered{color:var(--success);background:#10b98126;border-color:#10b9814d}.test-result-page{justify-content:center;align-items:center;min-height:60vh;display:flex}.test-result-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);text-align:center;width:100%;max-width:480px;padding:48px;animation:.4s slideUp}.result-icon{margin-bottom:16px;font-size:4rem}.result-icon.passed{animation:.6s bounce}@keyframes bounce{0%,to{transform:scale(1)}50%{transform:scale(1.2)}}.result-message{color:var(--text-secondary);margin:8px 0 24px;font-size:.95rem;line-height:1.5}.result-stats{flex-wrap:wrap;justify-content:center;align-items:center;gap:32px;display:flex}.result-stat-circle{border-radius:50%;justify-content:center;align-items:center;width:100px;height:100px;margin:0 auto 8px;display:flex}.result-stat-circle span{background:var(--bg-card);border-radius:50%;justify-content:center;align-items:center;width:76px;height:76px;font-size:1.4rem;font-weight:800;display:flex}.result-stat-label{color:var(--text-muted);text-align:center;font-size:.82rem;font-weight:500}.result-details{text-align:left;flex-direction:column;gap:12px;display:flex}.result-detail-row{color:var(--text-secondary);justify-content:space-between;align-items:center;gap:16px;font-size:.88rem;display:flex}.profile-hero{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);flex-wrap:wrap;align-items:center;gap:24px;padding:32px;display:flex}.profile-avatar-lg{background:linear-gradient(135deg, var(--primary), var(--accent));color:#fff;border-radius:20px;flex-shrink:0;justify-content:center;align-items:center;width:72px;height:72px;font-size:2rem;font-weight:800;display:flex}.profile-hero-info{flex:1}.profile-hero-info h2{font-size:1.4rem;font-weight:800}.profile-hero .btn{margin-left:auto}.profile-info-grid{grid-template-columns:1fr 1fr;gap:20px;display:grid}.profile-info-item{flex-direction:column;gap:4px;display:flex}.profile-info-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;font-size:.78rem;font-weight:600}.profile-info-item>span:last-child{color:var(--text-primary);font-size:.95rem;font-weight:500}.auth-toolbar{z-index:100;align-items:center;gap:8px;animation:.5s .3s both fadeIn;display:flex;position:fixed;top:20px;right:24px}.auth-toolbar-btn{-webkit-backdrop-filter:blur(16px);border-radius:var(--radius-md);color:var(--text-primary);cursor:pointer;white-space:nowrap;background:#1a1d27b3;border:1px solid #ffffff1a;align-items:center;gap:6px;padding:10px 14px;font-family:inherit;font-size:.85rem;font-weight:500;transition:all .25s;display:flex}[data-theme=light] .auth-toolbar-btn{background:#ffffffbf;border:1px solid #00000014;box-shadow:0 2px 12px #0000000f}.auth-toolbar-btn:hover{border-color:var(--primary);background:#6c63ff33;transform:translateY(-1px);box-shadow:0 4px 16px #6c63ff33}[data-theme=light] .auth-toolbar-btn:hover{background:#6c63ff1a;box-shadow:0 4px 16px #6c63ff1f}.auth-toolbar-btn .theme-icon{font-size:1.15rem;transition:transform .3s}.auth-toolbar-btn:hover .theme-icon{transform:rotate(25deg)scale(1.15)}.auth-lang-code{letter-spacing:.06em;color:var(--text-secondary);font-size:.72rem;font-weight:700}.auth-lang-arrow{color:var(--text-muted);font-size:.55rem;transition:transform .2s}.auth-lang-switcher{position:relative}.auth-lang-dropdown{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);z-index:200;min-width:170px;padding:6px;animation:.2s slideUp;position:absolute;top:calc(100% + 10px);right:0;box-shadow:0 16px 48px #00000059}[data-theme=light] .auth-lang-dropdown{box-shadow:0 12px 36px #0000001a}.auth-lang-option{width:100%;color:var(--text-secondary);cursor:pointer;border-radius:var(--radius-sm);transition:all var(--trans);background:0 0;border:none;align-items:center;gap:10px;padding:10px 14px;font-family:inherit;font-size:.85rem;font-weight:500;display:flex}.auth-lang-option:hover{background:var(--bg-hover);color:var(--text-primary)}.auth-lang-option.active{color:var(--primary);background:#6c63ff1f;font-weight:600}.auth-lang-check{color:var(--primary);margin-left:auto;font-weight:700}.attendance-gate{justify-content:center;align-items:center;min-height:calc(100vh - 80px);animation:.4s fadeIn;display:flex}.attendance-gate-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);text-align:center;width:100%;max-width:440px;padding:48px 40px;animation:.5s slideUp;box-shadow:0 20px 60px #0003}.attendance-gate-icon{margin-bottom:16px;font-size:4rem;animation:1s infinite bounce}.attendance-gate-card h2{margin-bottom:12px;font-size:1.5rem;font-weight:800}.attendance-gate-card p{color:var(--text-muted);font-size:.9rem;line-height:1.6}.nav-item-locked{opacity:.4;pointer-events:auto;cursor:not-allowed!important}.nav-item-locked:hover{color:var(--text-muted)!important;background:0 0!important}.nav-lock-icon{margin-left:auto;font-size:.75rem}.student-search-results{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);max-height:200px;margin-top:4px;animation:.15s slideUp;overflow-y:auto}.student-search-item{border:none;border-bottom:1px solid var(--border);width:100%;color:var(--text-primary);cursor:pointer;transition:background var(--trans);text-align:left;background:0 0;justify-content:space-between;align-items:center;padding:10px 14px;font-family:inherit;font-size:.85rem;display:flex}.student-search-item:last-child{border-bottom:none}.student-search-item:hover{background:var(--bg-hover)}.student-search-name{font-weight:600}.student-search-phone{color:var(--text-muted);font-size:.78rem}.student-search-empty{text-align:center;color:var(--text-muted);padding:14px;font-size:.85rem}.selected-student-card{border-radius:var(--radius-md);background:#6c63ff14;border:1px solid #6c63ff33;align-items:center;gap:12px;padding:12px 16px;display:flex}.selected-student-avatar{background:linear-gradient(135deg, var(--primary), var(--accent));color:#fff;border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;font-size:1rem;font-weight:700;display:flex}.selected-student-info{flex:1}.selected-student-name{font-size:.9rem;font-weight:600}.selected-student-phone{color:var(--text-muted);font-size:.78rem}.course-select-grid{grid-template-columns:repeat(3,1fr);gap:8px;max-height:300px;padding-right:4px;display:grid;overflow-y:auto}.course-select-option{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;transition:all var(--trans);text-align:left;white-space:nowrap;text-overflow:ellipsis;align-items:center;gap:6px;padding:8px 10px;font-family:inherit;font-size:.72rem;font-weight:500;display:flex;overflow:hidden}.course-select-option:hover{border-color:var(--primary);background:#6c63ff0f}.course-select-option.active{border-color:var(--primary);color:var(--primary);background:#6c63ff26;font-weight:700;box-shadow:0 0 0 2px #6c63ff33}.course-select-icon{flex-shrink:0;font-size:1rem}.course-select-label{text-overflow:ellipsis;overflow:hidden}.level-grid{grid-template-columns:repeat(2,1fr);gap:8px;display:grid}.level-option{background:var(--bg-input);border:2px solid var(--border);border-radius:var(--radius-md);color:var(--text-secondary);cursor:pointer;transition:all var(--trans);text-align:center;padding:10px 12px;font-family:inherit;font-size:.82rem;font-weight:500}.level-option:hover{border-color:var(--accent);color:var(--text-primary);background:#43d9ad0f}.level-option.active{border-color:var(--accent);color:var(--accent);background:#43d9ad26;font-weight:700;box-shadow:0 0 0 2px #43d9ad33}@media (width<=900px){.sidebar{transform:translate(-100%)}.sidebar.open{transform:translate(0)}.sidebar-overlay.open{display:block}.main-content{margin-left:0}.menu-toggle{display:flex}.page-content{padding:20px}.login-brand{display:none}.login-form-panel{border-radius:var(--radius-xl);width:100%;max-width:420px}.login-wrapper{max-width:420px}.stats-row.cols-4{grid-template-columns:repeat(2,1fr)}.stats-row.cols-3,.form-row{grid-template-columns:1fr}.topbar-username{display:none}.profile-info-grid,.tests-grid{grid-template-columns:1fr}.result-stats,.test-nav{flex-direction:column}}@media (width<=600px){.stats-row.cols-4{grid-template-columns:1fr}.profile-hero{text-align:center;flex-direction:column}.profile-hero .btn{margin-left:0}.lang-code{display:none}}.auth-container{background:var(--bg-color);justify-content:center;align-items:center;min-height:100vh;font-family:Inter,sans-serif;display:flex;position:relative;overflow:hidden}.auth-bg{z-index:0;position:absolute;inset:0;overflow:hidden}.gradient-blob{filter:blur(80px);opacity:.5;border-radius:50%;animation:10s ease-in-out infinite alternate float;position:absolute}.blob-1{background:radial-gradient(circle,#6366f1,#0000 70%);width:400px;height:400px;top:-100px;left:-100px}.blob-2{background:radial-gradient(circle,#ec4899,#0000 70%);width:500px;height:500px;animation-delay:-3s;bottom:-150px;right:-100px}.blob-3{background:radial-gradient(circle,#10b981,#0000 70%);width:300px;height:300px;animation-delay:-5s;bottom:20%;left:30%}.auth-toolbar{z-index:10;gap:15px;display:flex;position:absolute;top:20px;right:20px}.auth-toolbar-btn{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:var(--text-color);cursor:pointer;background:#ffffff1a;border:1px solid #fff3;border-radius:12px;align-items:center;gap:8px;padding:10px 15px;font-weight:600;transition:all .3s;display:flex}.auth-toolbar-btn:hover{background:#fff3;transform:translateY(-2px);box-shadow:0 4px 12px #0000001a}.auth-lang-dropdown{background:var(--bg-color);border:1px solid var(--border-color);border-radius:12px;flex-direction:column;gap:5px;padding:10px;display:flex;position:absolute;top:50px;right:0;box-shadow:0 10px 25px #0000001a}.auth-lang-option{text-align:left;color:var(--text-color);cursor:pointer;background:0 0;border:none;border-radius:8px;align-items:center;gap:10px;padding:10px 20px;transition:all .2s;display:flex}.auth-lang-option:hover,.auth-lang-option.active{background:var(--primary-color,#6366f1);color:#fff}.auth-wrapper{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);z-index:1;background:#ffffff0d;border:1px solid #ffffff1a;border-radius:24px;width:90%;max-width:1100px;display:flex;overflow:hidden;box-shadow:0 20px 40px #00000026}.dark .auth-wrapper{background:#0f172a99;border:1px solid #ffffff0d}.auth-left-panel{background:linear-gradient(135deg,#6366f11a,#ec48990d);border-right:1px solid #ffffff1a;flex:1;align-items:center;padding:50px;display:flex}.auth-right-panel{flex:1.2;max-height:90vh;padding:50px;overflow-y:auto}.auth-right-panel::-webkit-scrollbar{width:6px}.auth-right-panel::-webkit-scrollbar-thumb{background:#9696964d;border-radius:10px}.brand-logo-container{background:linear-gradient(135deg,#6366f1,#ec4899);border-radius:20px;justify-content:center;align-items:center;width:80px;height:80px;margin-bottom:24px;font-size:40px;display:flex;box-shadow:0 10px 20px #6366f14d}.brand-title{color:var(--text-color);margin-bottom:15px;font-size:36px;font-weight:800;line-height:1.2}.brand-desc{color:var(--text-muted);margin-bottom:40px;font-size:16px;line-height:1.6}.feature-list{flex-direction:column;gap:20px;display:flex}.feature-item{color:var(--text-color);background:#ffffff0d;border:1px solid #ffffff1a;border-radius:16px;align-items:center;gap:15px;padding:15px 20px;font-weight:500;transition:transform .3s;display:flex}.feature-item:hover{background:#ffffff1a;transform:translate(10px)}.feature-icon{color:#6366f1;background:#6366f11a;border-radius:12px;justify-content:center;align-items:center;width:40px;height:40px;font-size:20px;display:flex}.auth-form-header h2{color:var(--text-color);margin-bottom:5px;font-size:28px;font-weight:700}.auth-form-header p{color:var(--text-muted);margin-bottom:30px}.auth-form{flex-direction:column;gap:20px;display:flex}.form-group{flex-direction:column;gap:8px;display:flex}.form-row{gap:15px;display:flex}.half-width{flex:1}.form-label{color:var(--text-color);font-size:14px;font-weight:600}.input-with-icon{align-items:center;display:flex;position:relative}.input-icon{color:var(--text-muted);font-size:18px;position:absolute;left:15px}.form-control{border:1px solid var(--border-input,#ffffff26);background:var(--bg-input,#ffffff0d);width:100%;color:var(--text-color);border-radius:12px;padding:14px 15px 14px 45px;font-size:15px;transition:all .3s}.form-control:hover{border-color:var(--primary,#6366f1)}.form-control:focus{border-color:#6366f1;outline:none;box-shadow:0 0 0 4px #6366f133}[data-theme=light] .form-control{background:#00000008;border:1px solid #00000026}[data-theme=light] .form-control:hover{background:#0000000f;border-color:#0000004d}[data-theme=light] .form-control:focus{background:#fff;border-color:#6366f1}.password-toggle-btn{color:var(--text-muted);cursor:pointer;background:0 0;border:none;font-size:18px;position:absolute;right:15px}.subject-grid-modern{grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:10px;display:grid}.subject-card{border:1px solid var(--border-color);background:var(--bg-color);color:var(--text-color);text-align:center;cursor:pointer;border-radius:12px;padding:12px;font-size:13px;font-weight:600;transition:all .2s}.subject-card:hover{background:#6366f10d;border-color:#6366f1}.subject-card.active{color:#fff;background:#6366f1;border-color:#6366f1;box-shadow:0 4px 10px #6366f14d}.level-chips{flex-wrap:wrap;gap:8px;display:flex}.level-chip{border:1px solid var(--border-color);background:var(--bg-color);color:var(--text-color);cursor:pointer;border-radius:20px;padding:8px 16px;font-size:13px;font-weight:500;transition:all .2s}.level-chip:hover{background:#ec48990d;border-color:#ec4899}.level-chip.active{color:#fff;background:#ec4899;border-color:#ec4899;box-shadow:0 4px 10px #ec48994d}.auth-submit-btn{color:#fff;cursor:pointer;background:linear-gradient(135deg,#6366f1,#8b5cf6);border:none;border-radius:12px;margin-top:10px;padding:16px;font-size:16px;font-weight:700;transition:transform .3s,box-shadow .3s;position:relative;overflow:hidden}.auth-submit-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 10px 20px #6366f166}.auth-submit-btn:disabled{opacity:.7;cursor:not-allowed}.auth-error-alert{color:#ef4444;background:#ef44441a;border:1px solid #ef44444d;border-radius:12px;align-items:center;gap:10px;margin-bottom:20px;padding:12px 16px;font-size:14px;font-weight:500;display:flex}.auth-footer{text-align:center;color:var(--text-color);margin-top:30px}.auth-link{color:#6366f1;font-weight:600;text-decoration:none}.auth-link:hover{text-decoration:underline}@keyframes slideUpFade{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInLeft{0%{opacity:0;transform:translate(-30px)}to{opacity:1;transform:translate(0)}}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-5px)}75%{transform:translate(5px)}}@keyframes slideDownFade{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.slide-up-fade-in{animation:.6s cubic-bezier(.16,1,.3,1) forwards slideUpFade}.fade-in{animation:.3s forwards fadeIn}.float-anim{animation:6s ease-in-out infinite alternate float}.shake-anim{animation:.4s ease-in-out shake}.slide-down-fade-in{animation:.4s forwards slideDownFade}.stagger-1{animation:.5s .1s both slideUpFade}.stagger-2{animation:.5s .2s both slideUpFade}.stagger-3{animation:.5s .3s both slideUpFade}.stagger-4{animation:.5s .4s both slideUpFade}.stagger-5{animation:.5s .5s both slideUpFade}.stagger-6{animation:.5s .6s both slideUpFade}.slide-in-left-1{animation:.5s .2s both slideInLeft}.slide-in-left-2{animation:.5s .4s both slideInLeft}.slide-in-left-3{animation:.5s .6s both slideInLeft}.loader-dots{background:#fff;border-radius:50%;width:8px;height:8px;animation:1s linear infinite alternate dots;display:inline-block;box-shadow:-12px 0 #fff,12px 0 #fff}@keyframes dots{0%{background:#ffffff4d;box-shadow:-12px 0 #fff,12px 0 #ffffff4d}50%{background:#fff;box-shadow:-12px 0 #ffffff4d,12px 0 #ffffff4d}to{background:#ffffff4d;box-shadow:-12px 0 #ffffff4d,12px 0 #fff}}@media (width<=992px){.auth-wrapper{flex-direction:column;max-width:600px}.auth-left-panel{border-bottom:1px solid #ffffff1a;border-right:none;padding:30px}.auth-right-panel{max-height:none;padding:30px}.feature-list{display:none}.brand-logo-container{margin:0 auto 15px}.brand-title{text-align:center;font-size:24px}.brand-desc{text-align:center;margin-bottom:0}}@media (width<=480px){.form-row{flex-direction:column;gap:20px}.subject-grid-modern{grid-template-columns:repeat(2,1fr)}.auth-toolbar{top:10px;right:10px}.auth-wrapper{width:95%;margin-top:60px;margin-bottom:20px}}