*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}:root{--primary: #4361ee;--primary-dark: #3a0ca3;--success: #06d6a0;--danger: #ef233c;--warning: #f4a261;--bg: #f0f2f5;--white: #ffffff;--text: #1a1a2e;--text-muted: #6b7280;--border: #e1e4e8;--radius: 12px;--shadow: 0 2px 12px rgba(0, 0, 0, .08)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;line-height:1.6}.navbar{background:linear-gradient(135deg,#1a1a2e,#16213e);padding:.9rem 2rem;display:flex;justify-content:space-between;align-items:center;box-shadow:0 2px 12px #0006;position:sticky;top:0;z-index:100}.navbar-brand{color:#fff;font-size:1.4rem;font-weight:800;letter-spacing:-.5px}.navbar-links{display:flex;align-items:center;gap:1.5rem}.navbar-links a{color:#93c5fd;text-decoration:none;font-weight:500;font-size:.95rem;transition:color .2s}.navbar-links a:hover{color:#fff}.user-chip{background:#ffffff1a;color:#e0e7ff;padding:.3rem .9rem;border-radius:20px;font-size:.85rem;font-weight:500}.btn{padding:.65rem 1.4rem;border:none;border-radius:8px;font-size:.95rem;font-weight:600;cursor:pointer;transition:all .2s;display:inline-flex;align-items:center;gap:.4rem}.btn:disabled{opacity:.65;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;width:100%;justify-content:center;margin-top:.5rem}.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 16px #4361ee73}.btn-success{background:linear-gradient(135deg,var(--success),#04a77a);color:#fff}.btn-success:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 16px #06d6a066}.btn-danger{background:linear-gradient(135deg,var(--danger),#b5122a);color:#fff;padding:.5rem 1.1rem;font-size:.875rem}.btn-danger:hover{transform:translateY(-1px)}.btn-outline{background:transparent;border:2px solid var(--primary);color:var(--primary)}.btn-outline:hover{background:var(--primary);color:#fff}.form-group{margin-bottom:1.1rem}.form-group label{display:block;margin-bottom:.35rem;font-weight:600;color:#374151;font-size:.875rem}.form-group input{width:100%;padding:.7rem 1rem;border:2px solid var(--border);border-radius:8px;font-size:1rem;transition:border-color .2s,box-shadow .2s;outline:none;background:#fff}.form-group input:focus{border-color:var(--primary);box-shadow:0 0 0 3px #4361ee1f}.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}.alert{padding:.75rem 1rem;border-radius:8px;margin-bottom:1rem;font-size:.9rem;font-weight:500}.alert-error{background:#fee2e2;color:#dc2626;border:1px solid #fca5a5}.alert-success{background:#d1fae5;color:#059669;border:1px solid #6ee7b7}.alert-info{background:#dbeafe;color:#1d4ed8;border:1px solid #93c5fd}.auth-container{min-height:calc(100vh - 62px);display:flex;align-items:center;justify-content:center;padding:2rem}.auth-card{background:var(--white);border-radius:var(--radius);padding:2.5rem;width:100%;max-width:440px;box-shadow:var(--shadow)}.auth-card h2{text-align:center;color:var(--text);margin-bottom:.4rem;font-size:1.75rem;font-weight:800}.auth-subtitle{text-align:center;color:var(--text-muted);margin-bottom:1.5rem;font-size:.95rem}.auth-link{text-align:center;margin-top:1.5rem;color:var(--text-muted);font-size:.9rem}.auth-link a{color:var(--primary);text-decoration:none;font-weight:600}.auth-link a:hover{text-decoration:underline}.hint-box{background:#f0f9ff;border:1px solid #bae6fd;border-radius:8px;padding:.75rem 1rem;margin-bottom:1rem;font-size:.82rem;color:#0369a1;line-height:1.5}.dashboard{min-height:calc(100vh - 62px);background:var(--bg)}.dashboard-content{max-width:1200px;margin:0 auto;padding:2rem}.dashboard-header{margin-bottom:2rem}.dashboard-header h2{font-size:1.9rem;color:var(--text);font-weight:800;margin-bottom:.3rem}.dashboard-header p{color:var(--text-muted);font-size:1rem}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:1.25rem;margin-bottom:2rem}.stat-card{background:var(--white);border-radius:var(--radius);padding:1.5rem;text-align:center;box-shadow:var(--shadow);border-top:3px solid var(--primary)}.stat-card h3{font-size:2.4rem;font-weight:800;color:var(--primary);margin-bottom:.25rem;line-height:1}.stat-card p{color:var(--text-muted);font-size:.875rem;font-weight:500}.stat-card.accent h3{color:#f72585}.stat-card.accent{border-top-color:#f72585}.section{background:var(--white);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow);margin-bottom:1.5rem}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.25rem}.section h3,.section-header h3{font-size:1.15rem;color:var(--text);font-weight:700}.form-card{background:#f8fafc;border:1px solid var(--border);border-radius:10px;padding:1.5rem;margin-top:1rem}.table-container{overflow-x:auto}.data-table{width:100%;border-collapse:collapse;font-size:.9rem}.data-table th{background:#f8fafc;padding:.7rem 1rem;text-align:left;font-weight:700;color:#6b7280;border-bottom:2px solid var(--border);font-size:.75rem;text-transform:uppercase;letter-spacing:.6px}.data-table td{padding:.8rem 1rem;border-bottom:1px solid #f3f4f6;color:var(--text);vertical-align:middle}.data-table tbody tr:hover td{background:#fafafa}.data-table tbody tr:last-child td{border-bottom:none}.role-badge{padding:.25rem .7rem;border-radius:20px;font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.5px;white-space:nowrap}.role-super_admin{background:#fef3c7;color:#92400e}.role-admin{background:#dbeafe;color:#1e40af}.role-user{background:#d1fae5;color:#065f46}.profile-card{background:var(--white);border-radius:var(--radius);padding:2rem;box-shadow:var(--shadow);display:flex;align-items:center;gap:1.5rem;margin-bottom:1.5rem;flex-wrap:wrap}.profile-avatar{width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:800;flex-shrink:0}.profile-info h3{font-size:1.5rem;color:var(--text);font-weight:700;margin-bottom:.2rem}.profile-info p{color:var(--text-muted);margin-bottom:.5rem}.profile-meta{margin-left:auto;display:flex;flex-direction:column;gap:.4rem}.meta-item{display:flex;gap:.5rem;color:var(--text-muted);font-size:.875rem}.meta-label{font-weight:600;color:#374151}.coming-soon-card{background:linear-gradient(135deg,#f8fafc,#f1f5f9);border-radius:10px;padding:2rem;text-align:center;border:2px dashed #cbd5e1}.coming-soon-card p{color:var(--text-muted);margin-bottom:.4rem}.coming-soon-card p:first-child{font-size:1.1rem;color:var(--text);font-weight:600}.page-loading{display:flex;align-items:center;justify-content:center;min-height:100vh;font-size:1.1rem;color:var(--text-muted)}.loading-text{text-align:center;color:var(--text-muted);padding:2rem}.empty-state{text-align:center;color:var(--text-muted);padding:2rem;background:#f8fafc;border-radius:10px;font-size:.95rem}.divider{border:none;border-top:1px solid var(--border);margin:1rem 0}.lesson-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}.lesson-card{background:var(--white);border-radius:var(--radius);padding:1.5rem;text-align:center;cursor:pointer;transition:all .2s;border:2px solid transparent;position:relative;overflow:hidden}.lesson-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px}.lesson-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px #0000001f}.lesson-geometry:before{background:linear-gradient(135deg,#3b82f6,#1d4ed8)}.lesson-geometry:hover{border-color:#3b82f6}.lesson-algebra:before{background:linear-gradient(135deg,#8b5cf6,#6d28d9)}.lesson-algebra:hover{border-color:#8b5cf6}.lesson-numbers:before{background:linear-gradient(135deg,#14b8a6,#0d9488)}.lesson-numbers:hover{border-color:#14b8a6}.lesson-icon{font-size:2.5rem;margin-bottom:.5rem}.lesson-card h4{font-size:1.15rem;font-weight:700;color:var(--text);margin-bottom:.75rem}.difficulty-counts{display:flex;flex-direction:column;gap:.3rem;font-size:.8rem;margin-bottom:.75rem}.count-easy{color:#059669}.count-medium{color:#d97706}.count-hard{color:#dc2626}.lesson-total{font-size:.9rem;font-weight:700;color:var(--text);padding-top:.5rem;border-top:1px solid var(--border)}.form-select,.form-textarea{width:100%;padding:.7rem 1rem;border:2px solid var(--border);border-radius:8px;font-size:1rem;font-family:inherit;transition:border-color .2s,box-shadow .2s;outline:none;background:#fff}.form-select:focus,.form-textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px #4361ee1f}.form-textarea{resize:vertical;min-height:100px}.form-static{width:100%;padding:.7rem 1rem;border:2px solid var(--border);border-radius:8px;font-size:1rem;background:#f8f9fa;color:var(--text-muted, #6c757d);font-weight:600}.form-actions{display:flex;gap:1rem;justify-content:flex-end;margin-top:1.5rem;padding-top:1rem;border-top:1px solid var(--border)}.answers-section{margin-top:1.5rem}.answers-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.answers-hint{font-size:.8rem;color:var(--text-muted);margin-bottom:1rem}.answer-row{display:flex;align-items:center;gap:.75rem;margin-bottom:.75rem}.answer-radio{display:flex;align-items:center;gap:.4rem;cursor:pointer}.answer-radio input[type=radio]{width:18px;height:18px;cursor:pointer;accent-color:var(--success)}.answer-label{font-weight:700;color:var(--text);min-width:20px}.answer-input{flex:1;padding:.6rem 1rem;border:2px solid var(--border);border-radius:8px;font-size:.95rem;outline:none;transition:border-color .2s}.answer-input:focus{border-color:var(--primary)}.btn-sm{padding:.4rem .9rem;font-size:.8rem}.btn-edit{background:linear-gradient(135deg,#3b82f6,#1d4ed8);color:#fff}.btn-edit:hover{transform:translateY(-1px)}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem;animation:fadeIn .2s ease}.modal-container{background:var(--white);border-radius:var(--radius);width:100%;max-width:700px;max-height:85vh;display:flex;flex-direction:column;box-shadow:0 20px 60px #0000004d;animation:slideUp .2s ease}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:1.25rem 1.5rem;border-bottom:1px solid var(--border)}.modal-header h3{font-size:1.25rem;font-weight:700;color:var(--text)}.modal-close-btn{background:none;border:none;font-size:1.75rem;cursor:pointer;color:var(--text-muted);line-height:1;padding:0;transition:color .2s}.modal-close-btn:hover{color:var(--danger)}.modal-body{padding:1.5rem;overflow-y:auto;flex:1}.confirm-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:1100}.confirm-overlay.nested{z-index:1050}.confirm-dialog{background:var(--white);border-radius:var(--radius);padding:1.5rem;max-width:400px;text-align:center;box-shadow:0 10px 40px #0000004d}.confirm-dialog p{margin-bottom:1.25rem;color:var(--text);font-size:1rem}.confirm-actions{display:flex;gap:.75rem;justify-content:center}.question-list{display:flex;flex-direction:column;gap:1.5rem}.difficulty-group h4{font-size:.9rem;font-weight:700;padding:.5rem .75rem;border-radius:6px;margin-bottom:.75rem}.difficulty-title.badge-easy{background:#d1fae5;color:#059669}.difficulty-title.badge-medium{background:#fef3c7;color:#d97706}.difficulty-title.badge-hard{background:#fee2e2;color:#dc2626}.question-item{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;padding:1rem;background:#f8fafc;border-radius:8px;margin-bottom:.5rem}.question-content{flex:1;min-width:0}.question-text{color:var(--text);font-size:.95rem;margin-bottom:.5rem;line-height:1.5}.question-meta{display:flex;gap:.75rem;align-items:center}.badge{padding:.2rem .6rem;border-radius:4px;font-size:.7rem;font-weight:700;text-transform:uppercase}.badge-easy{background:#d1fae5;color:#059669}.badge-medium{background:#fef3c7;color:#d97706}.badge-hard{background:#fee2e2;color:#dc2626}.answer-count{font-size:.8rem;color:var(--text-muted)}.question-actions{display:flex;gap:.5rem;flex-shrink:0}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.profile-icon-btn{display:flex;align-items:center;gap:.6rem;background:var(--white);border:2px solid var(--border);border-radius:50px;padding:.45rem 1rem .45rem .45rem;cursor:pointer;transition:all .2s;flex-shrink:0}.profile-icon-btn:hover{border-color:var(--primary);box-shadow:0 2px 10px #4361ee2e;transform:translateY(-1px)}.profile-icon-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;display:flex;align-items:center;justify-content:center;font-size:1rem;font-weight:800;flex-shrink:0}.profile-icon-label{font-size:.875rem;font-weight:600;color:var(--text)}.profile-page{min-height:calc(100vh - 62px);background:var(--bg)}.profile-page-header{background:linear-gradient(135deg,#1a1a2e,#16213e);padding:1.25rem 2rem;display:flex;align-items:center;gap:1.5rem}.profile-page-header h2{color:#fff;font-size:1.4rem;font-weight:800;margin:0}.btn-back{background:#ffffff1f;color:#e0e7ff;border:1px solid rgba(255,255,255,.2);padding:.45rem 1rem;border-radius:8px;cursor:pointer;font-size:.875rem;font-weight:600;transition:background .2s;white-space:nowrap}.btn-back:hover{background:#ffffff38}.profile-page-body{max-width:860px;margin:0 auto;padding:2rem}.profile-hero-card{background:var(--white);border-radius:var(--radius);padding:2rem;box-shadow:var(--shadow);display:flex;align-items:center;gap:1.5rem;margin-bottom:1.5rem;flex-wrap:wrap}.profile-hero-avatar{width:90px;height:90px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;display:flex;align-items:center;justify-content:center;font-size:2.2rem;font-weight:800;flex-shrink:0}.profile-hero-info{flex:1;min-width:160px}.profile-hero-info h3{font-size:1.5rem;font-weight:800;margin-bottom:.2rem}.profile-hero-info p{color:var(--text-muted);margin-bottom:.4rem}.profile-hero-meta{display:flex;flex-direction:column;gap:.45rem;min-width:200px}.profile-detail-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.25rem;margin-top:.5rem}.profile-detail-item{background:#f8fafc;border:1px solid var(--border);border-radius:10px;padding:1rem 1.25rem;display:flex;flex-direction:column;gap:.3rem}.detail-label{font-size:.75rem;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.detail-value{font-size:1rem;font-weight:600;color:var(--text)}@media (max-width: 768px){.lesson-grid{grid-template-columns:1fr}.question-item{flex-direction:column}.question-actions{width:100%;justify-content:flex-end}.form-actions{flex-direction:column}.form-actions .btn{width:100%;justify-content:center}}.student-navbar{background:linear-gradient(135deg,#0f0c29,#1a0533 55%,#16213e);padding:0 2rem;height:66px;display:flex;align-items:center;justify-content:space-between;box-shadow:0 2px 24px #0000008c;position:sticky;top:0;z-index:100;border-bottom:1px solid rgba(255,255,255,.06)}.snav-brand{display:flex;align-items:center;gap:.65rem;flex-shrink:0;text-decoration:none}.snav-logo{width:40px;height:40px;border-radius:11px;background:linear-gradient(135deg,#4361ee,#7209b7);display:flex;align-items:center;justify-content:center;font-size:1.25rem;box-shadow:0 3px 10px #4361ee73;flex-shrink:0}.snav-brand-text{color:#fff;font-size:1.25rem;font-weight:800;letter-spacing:-.3px}.snav-links{display:flex;align-items:center;gap:.2rem;position:absolute;left:50%;transform:translate(-50%)}.snav-link{display:flex;align-items:center;gap:.45rem;padding:.5rem 1.05rem;border-radius:10px;color:#fff9;text-decoration:none;font-size:.9rem;font-weight:500;transition:all .2s;border:1px solid transparent;white-space:nowrap}.snav-link:hover{background:#ffffff17;color:#fff}.snav-link.active{background:#4361ee38;color:#a5b4fc;font-weight:700;border-color:#6366f159}.snav-link-icon{font-size:.88rem;line-height:1}.snav-right{display:flex;align-items:center;gap:.7rem;flex-shrink:0}.snav-lang{display:flex;gap:.22rem}.snav-lang-btn{padding:.26rem .55rem;border-radius:6px;border:1px solid rgba(255,255,255,.18);background:#ffffff0d;color:#ffffff8c;font-size:.74rem;font-weight:500;cursor:pointer;transition:all .15s;line-height:1.5}.snav-lang-btn.active{background:#4361ee4d;border-color:#6366f180;color:#a5b4fc;font-weight:700}.snav-lang-btn:hover:not(.active){background:#ffffff1a;color:#fff}.snav-divider{width:1px;height:26px;background:#ffffff1a;flex-shrink:0}.snav-user{display:flex;align-items:center;gap:.5rem;background:#ffffff12;border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:.3rem .85rem .3rem .38rem}.snav-avatar{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,#4361ee,#7209b7);color:#fff;display:flex;align-items:center;justify-content:center;font-size:.82rem;font-weight:800;flex-shrink:0}.snav-name{color:#e0e7ff;font-size:.875rem;font-weight:600;max-width:110px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.snav-logout{display:flex;align-items:center;gap:.38rem;padding:.42rem .95rem;border-radius:8px;border:1px solid rgba(239,35,60,.3);background:#ef233c17;color:#fca5a5;font-size:.82rem;font-weight:600;cursor:pointer;transition:all .2s}.snav-logout:hover{background:#ef233c33;border-color:#ef233c80;color:#fecaca}.sd-page{min-height:calc(100vh - 66px);background:linear-gradient(145deg,#1a0533,#0f0c29 45%,#0c1a2e);padding:1.75rem 2rem 3rem}.sd-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.3rem;flex-wrap:wrap;gap:.75rem}.sd-welcome-text h1{color:#f0f4ff;font-size:1.6rem;font-weight:800;letter-spacing:-.3px;line-height:1.25}.sd-welcome-text p{color:#ffffff73;font-size:.9rem;margin-top:.2rem}.sd-star-badge{background:linear-gradient(135deg,#f59e0b,#fbbf24);color:#1a0533;padding:.55rem 1.4rem;border-radius:50px;font-weight:800;font-size:1rem;box-shadow:0 4px 14px #fbbf2461;white-space:nowrap}.sd-stats-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:.85rem;margin-bottom:1.3rem}.sd-stat-chip{background:#ffffff0e;border:1px solid rgba(255,255,255,.09);border-radius:14px;padding:1rem 1.2rem;display:flex;align-items:center;gap:.85rem;transition:background .2s,transform .15s}.sd-stat-chip:hover{background:#ffffff17;transform:translateY(-2px)}.sd-stat-chip-icon{font-size:1.55rem;flex-shrink:0;line-height:1}.sd-stat-chip-info{display:flex;flex-direction:column}.sd-stat-chip-value{font-size:1.5rem;font-weight:800;color:#f0f4ff;line-height:1.1}.sd-stat-chip-label{font-size:.73rem;color:#ffffff73;font-weight:500;margin-top:.15rem}.sd-grid{display:grid;grid-template-columns:1.15fr 1fr 1.05fr .85fr;grid-template-rows:minmax(240px,auto) minmax(190px,auto) minmax(180px,auto);grid-template-areas:"trend  trend   grades  star  " "trend  trend   topic   donut " "hist   hist    topic   donut ";gap:1.2rem}.sd-card{background:#fff;border-radius:20px;box-shadow:0 6px 24px #00000047;overflow:hidden;display:flex;flex-direction:column}.sd-card-header{display:flex;align-items:center;gap:.65rem;padding:1rem 1.3rem .8rem;border-bottom:1px solid var(--border);flex-shrink:0}.sd-card-header-icon{width:34px;height:34px;border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:1rem;flex-shrink:0}.sd-card-title{font-size:.9rem;font-weight:700;color:var(--text)}.sd-card-subtitle{font-size:.72rem;color:var(--text-muted);margin-top:.1rem}.sd-card-body{padding:1.1rem 1.3rem;flex:1;overflow:auto;display:flex;flex-direction:column;justify-content:center}.sd-card-loading{color:var(--text-muted);font-size:.85rem;text-align:center;padding:2rem 0}.sd-area-trend{grid-area:trend}.sd-area-grades{grid-area:grades}.sd-area-star{grid-area:star}.sd-area-topic{grid-area:topic}.sd-area-donut{grid-area:donut}.sd-area-hist{grid-area:hist}.sd-accent-teal{border-top:4px solid #0d9488}.sd-accent-blue{border-top:4px solid #4361ee}.sd-accent-cyan{border-top:4px solid #0891b2}.sd-accent-terra{border-top:4px solid #ea580c}.sd-accent-pink{border-top:4px solid #db2777}.sd-accent-slate{border-top:4px solid #475569}.sd-icon-teal{background:#ccfbf1}.sd-icon-blue{background:#dbeafe}.sd-icon-cyan{background:#cffafe}.sd-icon-terra{background:#ffedd5}.sd-icon-pink{background:#fce7f3}.sd-icon-slate{background:#f1f5f9}.sd-grade-cards{display:flex;flex-direction:column;gap:.65rem}.sd-grade-btn{display:flex;align-items:center;gap:.85rem;padding:.8rem 1rem;border-radius:12px;border:2px solid var(--border);background:#f8fafc;cursor:pointer;transition:all .18s;text-align:left;width:100%}.sd-grade-btn:hover{border-color:#4361ee;background:#eef2ff;transform:translate(4px);box-shadow:0 2px 12px #4361ee24}.sd-grade-btn-icon{font-size:1.55rem;flex-shrink:0;line-height:1}.sd-grade-btn-info{flex:1}.sd-grade-btn-title{font-weight:700;font-size:.9rem;color:var(--text)}.sd-grade-btn-sub{font-size:.73rem;color:var(--text-muted);margin-top:.1rem}.sd-grade-btn-arrow{color:var(--text-muted);font-size:1.3rem;line-height:1;flex-shrink:0;transition:color .15s}.sd-grade-btn:hover .sd-grade-btn-arrow{color:#4361ee}.sd-star-inner{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;text-align:center;gap:.35rem;padding:.25rem .75rem}.sd-star-big{font-size:2.6rem;line-height:1;filter:drop-shadow(0 2px 6px rgba(251,191,36,.45))}.sd-star-count{font-size:2.4rem;font-weight:900;color:#f59e0b;line-height:1.1}.sd-star-label{font-size:.72rem;color:var(--text-muted);font-weight:600;text-transform:uppercase;letter-spacing:.6px}.sd-star-streak{margin-top:.45rem;background:#fff7ed;border:1px solid #fed7aa;border-radius:8px;padding:.32rem .7rem;font-size:.78rem;font-weight:700;color:#ea580c}.sd-area-donut .sd-card-body{align-items:center;justify-content:center;padding:1rem 1.3rem}.sd-area-donut .sd-card-body>div{width:100%;display:flex;align-items:center;justify-content:center;gap:1.5rem;flex-wrap:wrap}.sd-donut-footer{padding:.7rem 1.3rem;border-top:1px solid var(--border);font-size:.75rem;color:var(--text-muted);text-align:center;flex-shrink:0}.sd-area-trend .sd-card-body{align-items:stretch;justify-content:center;padding:.75rem 1.1rem 1rem}.sd-hist-body{padding:.25rem 1.3rem!important}.sd-hist-row{display:flex;align-items:center;justify-content:space-between;padding:.62rem 0;border-bottom:1px solid #f3f4f6;gap:.5rem}.sd-hist-row:last-child{border-bottom:none}.sd-hist-left{display:flex;align-items:center;gap:.55rem;flex:1;min-width:0}.sd-hist-diff-badge{padding:.18rem .52rem;border-radius:8px;font-size:.68rem;font-weight:700;flex-shrink:0}.sd-hist-lesson{font-weight:600;font-size:.85rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text)}.sd-hist-grade{font-size:.76rem;color:var(--text-muted);flex-shrink:0}.sd-hist-right{display:flex;align-items:center;gap:.75rem;flex-shrink:0}.sd-hist-score{font-weight:700;font-size:.88rem;color:#4361ee}.sd-hist-date{font-size:.73rem;color:var(--text-muted)}.sd-empty{text-align:center;padding:1.75rem 0;color:var(--text-muted);font-size:.85rem}@media (max-width: 1200px){.sd-grid{grid-template-columns:1.1fr 1fr 1fr .9fr}}@media (max-width: 1024px){.sd-grid{grid-template-columns:1fr 1fr;grid-template-rows:auto;grid-template-areas:"trend  trend " "grades star  " "topic  donut " "hist   hist  "}.sd-stats-bar{grid-template-columns:repeat(2,1fr)}}@media (max-width: 640px){.sd-page{padding:1rem}.sd-grid{grid-template-columns:1fr;grid-template-areas:"star   " "grades " "trend  " "topic  " "donut  " "hist   "}.sd-stats-bar{grid-template-columns:repeat(2,1fr)}.snav-links,.snav-brand-text{display:none}}@media (max-width: 600px){.navbar{padding:.8rem 1rem}.dashboard-content{padding:1rem}.auth-card{padding:1.5rem}.profile-card{flex-direction:column;align-items:flex-start}.profile-meta{margin-left:0}.stats-grid{grid-template-columns:repeat(2,1fr)}.modal-container{max-height:95vh}.answer-row{flex-wrap:wrap}.answer-input{width:100%;order:1}.profile-hero-card{flex-direction:column;align-items:flex-start}.profile-hero-meta{min-width:unset;width:100%}.profile-page-body,.profile-page-header{padding:1rem}.profile-icon-label{display:none}}.qs-page{padding-bottom:4rem}.qs-progress{display:flex;gap:.6rem;margin-bottom:1.3rem;flex-wrap:wrap}.qs-pill{display:flex;align-items:center;gap:.4rem;padding:.35rem .85rem;border-radius:50px;background:#ffffff0f;border:1px solid rgba(255,255,255,.1);font-size:.78rem;color:#ffffff73;transition:all .2s}.qs-pill.done{background:#4361ee33;border-color:#6366f166;color:#a5b4fc}.qs-pill-check{font-size:.72rem}.qs-pill-label{font-weight:600}.qs-pill-value{background:#a5b4fc26;border-radius:4px;padding:.08rem .38rem;font-size:.72rem;font-weight:700;color:#c7d2fe}.qs-start-fab{display:flex;align-items:center;gap:.5rem;padding:.65rem 1.5rem;border-radius:50px;border:none;background:linear-gradient(135deg,#4361ee,#7209b7);color:#fff;font-weight:700;font-size:.95rem;cursor:pointer;transition:all .2s;box-shadow:0 4px 16px #4361ee6b;white-space:nowrap;flex-shrink:0}.qs-start-fab:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 22px #4361ee8f}.qs-start-fab:disabled{opacity:.45;cursor:not-allowed}.qs-fab-spinner{width:14px;height:14px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:qs-spin .7s linear infinite;flex-shrink:0}@keyframes qs-spin{to{transform:rotate(360deg)}}.qs-grid{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:auto auto auto;grid-template-areas:"lesson diff" "lesson time" "lang   time";gap:1.2rem}.qs-area-lesson{grid-area:lesson}.qs-area-diff{grid-area:diff}.qs-area-time{grid-area:time}.qs-area-lang{grid-area:lang}.qs-lesson-body{display:flex;flex-direction:column;gap:.75rem}.qs-lesson-btn{display:flex;align-items:center;gap:1rem;padding:1.05rem 1.1rem;border-radius:14px;border:2px solid var(--border);background:#fff;cursor:pointer;transition:all .18s;text-align:left;width:100%;position:relative}.qs-lesson-btn:hover{border-color:var(--lc, #4361ee);background:var(--lb, #eef2ff);transform:translate(4px);box-shadow:0 3px 12px #0000001a}.qs-lesson-btn.selected{box-shadow:0 4px 16px #0000001f}.qs-lesson-icon{font-size:2rem;flex-shrink:0;line-height:1}.qs-lesson-info{flex:1;display:flex;align-items:center;gap:.5rem}.qs-lesson-name{font-weight:700;font-size:1rem;color:var(--text)}.qs-lesson-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}.qs-lesson-check{font-size:1.1rem;font-weight:700;flex-shrink:0}.qs-diff-body{display:flex;flex-direction:column;gap:.65rem}.qs-diff-btn{display:flex;align-items:center;gap:.75rem;padding:.85rem 1rem;border-radius:12px;border:2px solid;font-weight:700;font-size:.92rem;cursor:pointer;transition:all .15s;width:100%}.qs-diff-btn:hover{transform:translate(3px);box-shadow:0 2px 10px #0000001a}.qs-diff-label{flex:1;text-align:left}.qs-diff-tick{font-size:.9rem;flex-shrink:0}.qs-time-body{display:flex;flex-direction:column;gap:.6rem}.qs-time-btn{display:flex;align-items:center;gap:.75rem;padding:.75rem 1rem;border-radius:12px;border:2px solid var(--border);background:#f8fafc;cursor:pointer;transition:all .15s;width:100%;text-align:left}.qs-time-btn:hover,.qs-time-btn.selected{border-color:#ea580c;background:#fff7ed}.qs-time-icon{font-size:1.4rem;flex-shrink:0;line-height:1}.qs-time-info{flex:1;display:flex;flex-direction:column}.qs-time-name{font-weight:700;font-size:.88rem;color:var(--text)}.qs-time-sub{font-size:.73rem;color:var(--text-muted);margin-top:.1rem}.qs-time-check{color:#ea580c;font-weight:700;flex-shrink:0}.qs-lang-body{display:flex;gap:.85rem}.qs-lang-btn{flex:1;display:flex;align-items:center;gap:.8rem;padding:.9rem 1.1rem;border-radius:12px;border:2px solid var(--border);background:#f8fafc;cursor:pointer;transition:all .15s;text-align:left}.qs-lang-btn:hover,.qs-lang-btn.selected{border-color:#db2777;background:#fdf2f8}.qs-lang-badge{font-size:1.35rem;font-weight:800;color:var(--text);flex-shrink:0;min-width:28px;text-align:center}.qs-lang-btn.selected .qs-lang-badge{color:#db2777}.qs-lang-info{display:flex;flex-direction:column;flex:1}.qs-lang-name{font-weight:700;font-size:.88rem;color:var(--text)}.qs-lang-sub{font-size:.73rem;color:var(--text-muted);margin-top:.1rem}.qs-lang-check{color:#db2777;font-weight:700;flex-shrink:0}.qs-error{background:#fee2e2;color:#dc2626;border:1px solid #fca5a5;padding:.8rem 1.1rem;border-radius:10px;margin-top:1.2rem;font-size:.9rem;font-weight:500}.qs-start-btn-wrap{display:flex;justify-content:center;margin-top:1.5rem}.qs-start-btn{display:inline-flex;align-items:center;justify-content:center;gap:.6rem;padding:.9rem 3rem;border-radius:50px;border:none;background:linear-gradient(135deg,#4361ee,#7209b7);color:#fff;font-weight:800;font-size:1.05rem;cursor:pointer;transition:all .2s;box-shadow:0 4px 20px #4361ee61;letter-spacing:.3px;min-width:220px;max-width:360px}.qs-start-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 28px #4361ee85}.qs-start-btn:disabled{opacity:.45;cursor:not-allowed}@media (max-width: 1024px){.qs-grid{grid-template-columns:1fr 1fr;grid-template-areas:"lesson diff" "lesson time" "lang   time"}}@media (max-width: 640px){.qs-grid{grid-template-columns:1fr;grid-template-areas:"lesson" "lang  " "diff  " "time  "}.qs-lang-body{flex-direction:column}.qs-start-fab{display:none}}.lb-layout{display:grid;grid-template-columns:1fr 320px;gap:1.75rem;align-items:start}.lb-main{min-width:0}.lb-side-panel{position:relative;border-radius:20px;overflow:hidden;min-height:560px;display:flex;flex-direction:column;box-shadow:0 8px 40px #00000073}.lb-side-bg{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover;object-position:center;display:block}.lb-side-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(160deg,#4c1d95b8,#7c3aed8c,#0f0c29cc 70%,#0a081eeb)}.lb-deco{position:absolute;font-family:Georgia,serif;font-weight:700;color:#ffffff14;pointer-events:none;-webkit-user-select:none;user-select:none;line-height:1}.lb-deco-1{font-size:7rem;top:-10px;right:-8px;animation:lb-float 7s ease-in-out infinite}.lb-deco-2{font-size:5rem;bottom:100px;left:-6px;animation:lb-float 9s ease-in-out infinite 1s}.lb-deco-3{font-size:4rem;top:42%;right:12px;animation:lb-float 8s ease-in-out infinite .5s}.lb-deco-4{font-size:3.5rem;top:22%;left:10px;animation:lb-float 6s ease-in-out infinite 2s}.lb-deco-5{font-size:4.5rem;bottom:30px;right:18px;animation:lb-float 10s ease-in-out infinite 1.5s}@keyframes lb-float{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-12px) rotate(4deg)}}.lb-side-content{position:relative;z-index:1;padding:2rem 1.6rem;display:flex;flex-direction:column;gap:1.1rem;flex:1}.lb-side-trophy-wrap{position:relative;display:flex;justify-content:center;margin-bottom:.25rem}.lb-side-trophy{font-size:3.8rem;filter:drop-shadow(0 0 18px rgba(251,191,36,.7));animation:lb-pulse 3s ease-in-out infinite}.lb-side-trophy-glow{position:absolute;bottom:-6px;left:50%;transform:translate(-50%);width:70px;height:14px;background:radial-gradient(ellipse,rgba(251,191,36,.45) 0%,transparent 70%);border-radius:50%}@keyframes lb-pulse{0%,to{transform:scale(1)}50%{transform:scale(1.07)}}.lb-side-title{color:#fff;font-size:1.65rem;font-weight:900;text-align:center;line-height:1.2;letter-spacing:-.3px;text-shadow:0 2px 12px rgba(0,0,0,.5)}.lb-side-tagline{color:#ffffffd1;font-size:.82rem;text-align:center;line-height:1.6;text-shadow:0 1px 6px rgba(0,0,0,.4)}.lb-side-divider{height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.25),transparent);margin:.1rem 0}.lb-side-tips-heading{font-size:.65rem;font-weight:800;letter-spacing:.1em;color:#ffffff73;text-transform:uppercase}.lb-side-tips{display:flex;flex-direction:column;gap:.65rem}.lb-tip{display:flex;align-items:flex-start;gap:.7rem;background:#ffffff12;border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:.55rem .8rem;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);transition:background .2s}.lb-tip:hover{background:#ffffff1f}.lb-tip-icon{font-size:1.2rem;flex-shrink:0;margin-top:1px}.lb-tip div{display:flex;flex-direction:column;gap:.05rem}.lb-tip strong{color:#fff;font-size:.82rem;font-weight:700}.lb-tip span{color:#fff9;font-size:.74rem}.lb-tip-gold{filter:drop-shadow(0 0 6px rgba(251,191,36,.6))}.lb-tip-fire{filter:drop-shadow(0 0 6px rgba(249,115,22,.6))}.lb-tip-hard{filter:drop-shadow(0 0 6px rgba(167,243,208,.5))}.lb-tip-time{filter:drop-shadow(0 0 6px rgba(96,165,250,.5))}.lb-side-subjects{display:flex;gap:.5rem;flex-wrap:wrap;justify-content:center}.lb-side-subject{padding:.3rem .75rem;border-radius:50px;font-size:.74rem;font-weight:600;border:1px solid rgba(255,255,255,.2);color:#fff;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.lb-subj-geo{background:#3b82f64d;border-color:#3b82f680}.lb-subj-alg{background:#06b6d44d;border-color:#06b6d480}.lb-subj-num{background:#ec48994d;border-color:#ec489980}.lb-side-quote{font-size:.78rem;font-style:italic;color:#ffffffa6;text-align:center;line-height:1.6;padding:.75rem .5rem 0;border-top:1px solid rgba(255,255,255,.1)}.lb-quote-mark{font-size:1.2rem;font-style:normal;color:#fbbf24b3;margin:0 2px}.lb-filter-bar{display:flex;gap:.75rem;flex-wrap:wrap;margin-bottom:1.5rem}.lb-filter-btn{display:flex;align-items:center;gap:.45rem;padding:.5rem 1.2rem;border-radius:50px;border:2px solid rgba(255,255,255,.15);background:#ffffff12;color:#ffffffbf;font-size:.9rem;font-weight:500;cursor:pointer;transition:all .2s;white-space:nowrap}.lb-filter-btn:hover{border-color:#ffffff59;background:#ffffff1f;color:#fff}.lb-filter-btn--active{border-color:#7c3aed;background:linear-gradient(135deg,#7c3aed,#5b21b6);color:#fff;box-shadow:0 2px 12px #7c3aed66}.lb-filter-icon{font-size:1rem}.lb-card .sd-card-body{padding:0}.lb-state{display:flex;flex-direction:column;align-items:center;gap:1rem;padding:3rem 1.5rem;color:#646478cc;font-size:.95rem}.lb-state--error{color:#f87171}.lb-spinner{width:36px;height:36px;border:3px solid rgba(124,58,237,.2);border-top-color:#7c3aed;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.lb-retry-btn{padding:.4rem 1.2rem;border-radius:8px;border:1px solid rgba(248,113,113,.4);background:#f871711a;color:#f87171;cursor:pointer;font-size:.85rem;transition:background .2s}.lb-retry-btn:hover{background:#f8717133}.lb-empty-icon{font-size:2.5rem}.lb-list{display:flex;flex-direction:column}.lb-row{display:grid;grid-template-columns:48px 1fr 80px 90px 72px 72px;align-items:center;padding:.75rem 1.25rem;border-bottom:1px solid rgba(0,0,0,.06);transition:background .15s;gap:.5rem}.lb-row:last-child{border-bottom:none;border-radius:0 0 20px 20px}.lb-row--header{background:#0000000a;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#9ca3af;border-radius:0;padding-top:.6rem;padding-bottom:.6rem}.lb-row:not(.lb-row--header):hover{background:#7c3aed0a}.lb-row--top3:not(.lb-row--header){background:linear-gradient(90deg,rgba(252,211,77,.06) 0%,transparent 100%)}.lb-row--me:not(.lb-row--header){background:linear-gradient(90deg,#7c3aed1a,#7c3aed0a);border-left:3px solid #7c3aed}.lb-col{display:flex;align-items:center;font-size:.9rem;color:#374151}.lb-col-rank{justify-content:center;font-size:1.1rem}.lb-col-user{gap:.65rem;min-width:0;font-weight:600;color:#111827}.lb-col-stars{font-weight:700;font-size:1rem;color:#f59e0b;gap:.2rem}.lb-col-score,.lb-col-quizzes,.lb-col-streak{justify-content:center}.lb-rank-num{display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:#00000012;font-size:.78rem;font-weight:700;color:#6b7280}.lb-avatar{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;font-size:.9rem;font-weight:700;color:#fff;flex-shrink:0}.lb-avatar--teal{background:linear-gradient(135deg,#14b8a6,#0d9488)}.lb-avatar--blue{background:linear-gradient(135deg,#3b82f6,#2563eb)}.lb-avatar--cyan{background:linear-gradient(135deg,#06b6d4,#0891b2)}.lb-avatar--pink{background:linear-gradient(135deg,#ec4899,#db2777)}.lb-avatar--terra{background:linear-gradient(135deg,#f97316,#ea580c)}.lb-avatar--slate{background:linear-gradient(135deg,#64748b,#475569)}.lb-username{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:flex;align-items:center;gap:.4rem}.lb-you-badge{display:inline-flex;align-items:center;padding:.1rem .45rem;border-radius:50px;background:linear-gradient(135deg,#7c3aed,#5b21b6);color:#fff;font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;flex-shrink:0}.lb-stat-primary{font-size:1rem;font-weight:700}.lb-star-icon{color:#f59e0b}.lb-stat-secondary{font-size:.85rem;color:#6b7280;justify-content:center}.lb-stat-muted{font-size:.85rem;color:#9ca3af;justify-content:center}@media (max-width: 1024px){.lb-layout{grid-template-columns:1fr}.lb-side-panel{min-height:260px}.lb-side-content{flex-direction:row;flex-wrap:wrap;align-items:center;gap:1rem;padding:1.5rem}.lb-side-trophy-wrap,.lb-side-title,.lb-side-tagline,.lb-side-divider,.lb-side-tips-heading{display:none}.lb-side-tips{flex-direction:row;flex-wrap:wrap}.lb-tip{width:calc(50% - .5rem)}.lb-side-subjects{width:100%}.lb-side-quote{border-top:none;padding-top:0}}@media (max-width: 640px){.lb-row{grid-template-columns:40px 1fr 64px 60px}.lb-col-quizzes,.lb-col-streak{display:none}.lb-filter-btn span.lb-filter-icon+*{display:none}.lb-filter-btn{padding:.5rem .75rem}.lb-side-panel{display:none}}.sp-grid{display:grid;grid-template-columns:3fr 2fr;grid-template-rows:auto auto auto;grid-template-areas:"hero    hero  " "details stats " "danger  stats ";gap:1.25rem;align-items:start}.sp-area-hero{grid-area:hero}.sp-area-details{grid-area:details}.sp-area-stats{grid-area:stats}.sp-area-danger{grid-area:danger}.sp-alert{padding:.75rem 1rem;border-radius:10px;font-size:.875rem;font-weight:500;margin-bottom:1rem}.sp-alert-error{background:#fef2f2;color:#dc2626;border:1px solid #fecaca}.sp-alert-success{background:#f0fdf4;color:#16a34a;border:1px solid #bbf7d0}.sp-hero-body{display:flex;flex-direction:row;align-items:center;gap:1.75rem;flex-wrap:wrap;padding-bottom:1.25rem;width:100%;box-sizing:border-box}.sp-hero-avatar{position:relative;width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,#7c3aed,#3b82f6);display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:900;color:#fff;flex-shrink:0;box-shadow:0 4px 20px #7c3aed66}.sp-hero-avatar-ring{position:absolute;top:-4px;right:-4px;bottom:-4px;left:-4px;border-radius:50%;border:2px dashed rgba(124,58,237,.4);animation:sp-ring-spin 12s linear infinite}@keyframes sp-ring-spin{to{transform:rotate(360deg)}}.sp-hero-info{flex:1;min-width:160px}.sp-hero-name{color:#111827;font-size:1.55rem;font-weight:800;margin-bottom:.2rem;line-height:1.2}.sp-hero-email{color:#6b7280;font-size:.9rem;margin-bottom:.6rem}.sp-hero-badges{display:flex;gap:.5rem;flex-wrap:wrap}.sp-badge{display:inline-flex;align-items:center;gap:.3rem;padding:.25rem .7rem;border-radius:50px;font-size:.75rem;font-weight:700}.sp-badge-student{background:#7c3aed1a;color:#7c3aed;border:1px solid rgba(124,58,237,.2)}.sp-badge-grade{background:#3b82f61a;color:#2563eb;border:1px solid rgba(59,130,246,.2)}.sp-hero-meta{display:flex;flex-direction:column;gap:.5rem;min-width:140px}.sp-meta-item{display:flex;flex-direction:column;gap:.1rem}.sp-meta-label{font-size:.7rem;text-transform:uppercase;letter-spacing:.07em;color:#9ca3af;font-weight:700}.sp-meta-value{font-size:.9rem;color:#374151;font-weight:600}.sp-chip-bar{display:flex;gap:.75rem;flex-wrap:wrap;padding:1rem 1.25rem 1.25rem;border-top:1px solid rgba(0,0,0,.06)}.sp-chip{display:flex;flex-direction:column;align-items:center;gap:.15rem;padding:.65rem 1rem;border-radius:12px;flex:1;min-width:80px;border:1px solid transparent;transition:transform .2s}.sp-chip:hover{transform:translateY(-2px)}.sp-chip-icon{font-size:1.25rem}.sp-chip-value{font-size:1.2rem;font-weight:800;color:#111827}.sp-chip-label{font-size:.68rem;color:#6b7280;font-weight:500;text-align:center}.sp-chip-gold{background:#fbbf241a;border-color:#fbbf2440}.sp-chip-blue{background:#3b82f61a;border-color:#3b82f640}.sp-chip-cyan{background:#06b6d41a;border-color:#06b6d440}.sp-chip-terra{background:#f973161a;border-color:#f9731640}.sp-chip-fire{background:#ef44441a;border-color:#ef444440}.sp-edit-btn{margin-left:auto;padding:.4rem 1.1rem;border-radius:8px;border:2px solid #3b82f6;background:#3b82f614;color:#2563eb;font-size:.85rem;font-weight:700;cursor:pointer;transition:all .2s;white-space:nowrap}.sp-edit-btn:hover{background:#3b82f6;color:#fff}.sp-detail-list{display:flex;flex-direction:column;gap:0}.sp-detail-row{display:flex;align-items:center;gap:1rem;padding:.9rem 0;border-bottom:1px solid rgba(0,0,0,.06)}.sp-detail-row:last-child{border-bottom:none}.sp-detail-icon{font-size:1.2rem;width:32px;text-align:center;flex-shrink:0}.sp-detail-body{display:flex;flex-direction:column;gap:.1rem}.sp-detail-label{font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:#9ca3af;font-weight:700}.sp-detail-value{font-size:.95rem;color:#111827;font-weight:600}.sp-form{display:flex;flex-direction:column;gap:1rem}.sp-form-group{display:flex;flex-direction:column;gap:.35rem;flex:1}.sp-form-group label{font-size:.8rem;font-weight:700;color:#374151;text-transform:uppercase;letter-spacing:.05em}.sp-form-group input{padding:.6rem .85rem;border:2px solid #e5e7eb;border-radius:10px;font-size:.9rem;color:#111827;background:#fafafa;transition:border-color .2s,box-shadow .2s;outline:none}.sp-form-group input:focus{border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61f;background:#fff}.sp-form-row{display:flex;gap:.85rem;flex-wrap:wrap}.sp-label-muted{color:#9ca3af;font-weight:400;text-transform:none;font-size:.78rem}.sp-form-actions{display:flex;gap:.75rem;flex-wrap:wrap}.sp-btn{padding:.55rem 1.4rem;border-radius:10px;font-size:.875rem;font-weight:700;cursor:pointer;border:2px solid transparent;transition:all .2s}.sp-btn-save{background:linear-gradient(135deg,#7c3aed,#3b82f6);color:#fff;border-color:transparent;box-shadow:0 3px 12px #7c3aed4d}.sp-btn-save:hover:not(:disabled){box-shadow:0 4px 18px #7c3aed73;transform:translateY(-1px)}.sp-btn-cancel{background:transparent;color:#6b7280;border-color:#d1d5db}.sp-btn-cancel:hover:not(:disabled){border-color:#9ca3af;color:#374151}.sp-btn:disabled{opacity:.55;cursor:not-allowed}.sp-subject-row{display:flex;align-items:flex-start;gap:.9rem;padding:.85rem 0;border-bottom:1px solid rgba(0,0,0,.06)}.sp-subject-row:last-child{border-bottom:none}.sp-subject-icon-wrap{flex-shrink:0;width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.1rem}.sp-subject-icon.sd-icon-blue{background:#3b82f61f}.sp-subject-icon.sd-icon-cyan{background:#06b6d41f}.sp-subject-icon.sd-icon-pink{background:#ec48991f}.sp-subject-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:.35rem}.sp-subject-top{display:flex;justify-content:space-between;align-items:center}.sp-subject-name{font-weight:700;font-size:.9rem;color:#111827}.sp-subject-played{font-size:.75rem;color:#9ca3af}.sp-bar-track{width:100%;height:6px;background:#f3f4f6;border-radius:99px;overflow:hidden}.sp-bar-fill{height:100%;border-radius:99px;transition:width .8s cubic-bezier(.22,1,.36,1)}.sp-fill-blue{background:linear-gradient(90deg,#3b82f6,#60a5fa)}.sp-fill-cyan{background:linear-gradient(90deg,#06b6d4,#22d3ee)}.sp-fill-pink{background:linear-gradient(90deg,#ec4899,#f472b6)}.sp-subject-stars{display:flex;align-items:center;gap:.2rem}.sp-star{font-size:.95rem;color:#d1d5db;transition:color .2s}.sp-star-on{color:#f59e0b}.sp-star-count{font-size:.75rem;color:#9ca3af;margin-left:.35rem}.sp-danger-card{border-top:4px solid #ef4444!important}.sp-icon-danger{width:36px!important;height:36px!important;background:#ef44441a!important;color:#ef4444!important}.sp-danger-title{color:#dc2626!important}.sp-danger-desc{font-size:.875rem;color:#6b7280;margin-bottom:1.1rem;line-height:1.55}.sp-btn-delete{background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff;border-color:transparent;box-shadow:0 3px 10px #ef44444d}.sp-btn-delete:hover:not(:disabled){box-shadow:0 4px 18px #ef444473;transform:translateY(-1px)}.sp-delete-confirm{display:flex;flex-direction:column;gap:.85rem}.sp-delete-confirm-q{font-size:.875rem;font-weight:700;color:#dc2626;padding:.75rem 1rem;background:#fef2f2;border:1px solid #fecaca;border-radius:10px}@media (max-width: 1024px){.sp-grid{grid-template-columns:1fr 1fr;grid-template-areas:"hero    hero  " "details stats " "danger  danger"}}@media (max-width: 640px){.sp-grid{grid-template-columns:1fr;grid-template-areas:"hero   " "details" "stats  " "danger "}.sp-chip-bar{gap:.5rem}.sp-chip{min-width:60px;padding:.5rem .6rem}.sp-hero-body{gap:1rem}.sp-form-row{flex-direction:column}}.qp-page{min-height:100vh;background:linear-gradient(135deg,#1a0533,#0f0c29,#0c1a2e);padding:1.5rem 1.75rem}.qp-layout{display:grid;grid-template-columns:1fr 280px;gap:1.25rem;align-items:start;max-width:1100px;margin:0 auto}.qp-main{display:flex;flex-direction:column;gap:1rem}.qp-question-card{background:#fff;border-radius:20px;box-shadow:0 4px 24px #0000002e;padding:2rem 2.25rem;border-top:4px solid #7c3aed}.qp-q-meta{display:flex;align-items:center;gap:.5rem;margin-bottom:1.4rem}.qp-q-num{font-size:.8rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:#7c3aed;background:#7c3aed1a;padding:.3rem .75rem;border-radius:50px}.qp-q-of{font-size:.8rem;color:#9ca3af;font-weight:600}.qp-q-text{font-size:1.2rem;font-weight:700;color:#111827;line-height:1.65;margin-bottom:1.75rem}.qp-answers{display:flex;flex-direction:column;gap:.75rem}.qp-answer{display:flex;align-items:center;gap:1rem;padding:1rem 1.25rem;border-radius:14px;border:2px solid #e5e7eb;background:#fafafa;cursor:pointer;text-align:left;width:100%;font-size:.975rem;color:#374151;transition:all .15s ease;font-weight:500}.qp-answer:hover:not(:disabled){border-color:#a78bfa;background:#7c3aed0a;transform:translate(4px)}.qp-answer--selected{border-color:#7c3aed!important;background:#7c3aed14!important;box-shadow:0 0 0 3px #7c3aed26;color:#4c1d95;font-weight:700}.qp-answer:disabled{cursor:default;opacity:.7}.qp-answer-label{min-width:2.1rem;height:2.1rem;border-radius:50%;background:#f3f4f6;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.8rem;color:#6b7280;flex-shrink:0;transition:all .15s}.qp-answer--selected .qp-answer-label{background:#7c3aed;color:#fff}.qp-answer-text{flex:1}.qp-nav{display:flex;align-items:center;gap:1rem}.qp-nav-btn{padding:.7rem 1.5rem;border-radius:12px;font-size:.9rem;font-weight:700;cursor:pointer;border:2px solid transparent;transition:all .2s}.qp-nav-btn--prev{background:#ffffff1f;color:#e9d5ff;border-color:#fff3}.qp-nav-btn--prev:hover:not(:disabled){background:#ffffff38;border-color:#fff6}.qp-nav-btn--prev:disabled{opacity:.35;cursor:not-allowed}.qp-nav-btn--next{margin-left:auto;background:linear-gradient(135deg,#7c3aed,#3b82f6);color:#fff;box-shadow:0 3px 14px #7c3aed66}.qp-nav-btn--next:hover{box-shadow:0 5px 20px #7c3aed99;transform:translateY(-1px)}.qp-nav-status{font-size:.82rem;font-weight:600;color:#ffffff73;flex:1;text-align:center}.qp-nav-status--answered{color:#4ade80}.qp-sidebar{display:flex;flex-direction:column;gap:1rem;position:sticky;top:1.5rem}.qp-timer-card{background:#fff;border-radius:20px;padding:1.5rem 1.25rem;text-align:center;box-shadow:0 4px 24px #0000002e;border-top:4px solid #06b6d4;transition:border-color .4s,background .4s}.qp-timer-label{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:#9ca3af;margin-bottom:.5rem}.qp-timer-display{font-family:Courier New,monospace;font-size:2.8rem;font-weight:900;color:#111827;line-height:1;letter-spacing:.02em;transition:color .3s}.qp-timer-msg{margin-top:.6rem;font-size:.8rem;font-weight:700;border-radius:8px;padding:.35rem .6rem}.qp-timer-msg--warn{background:#fef3c7;color:#d97706}.qp-timer-msg--crit{background:#fee2e2;color:#dc2626}.qp-timer--warning{border-color:#f59e0b;animation:qp-pulse-warn 2s ease-in-out infinite}.qp-timer--warning .qp-timer-display{color:#d97706}@keyframes qp-pulse-warn{0%,to{box-shadow:0 4px 24px #f59e0b33}50%{box-shadow:0 4px 32px #f59e0b8c}}.qp-timer--critical{border-color:#ef4444;animation:qp-pulse-crit .8s ease-in-out infinite}.qp-timer--critical .qp-timer-display{color:#dc2626}@keyframes qp-pulse-crit{0%,to{box-shadow:0 4px 24px #ef444440}50%{box-shadow:0 4px 36px #ef4444a6}}.lp-page{min-height:100vh;background:#fff;color:#1e293b;font-family:Inter,Segoe UI,sans-serif}.lp-hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;background-image:url(https://images.unsplash.com/photo-1596495578065-6e0763fa1178?auto=format&fit=crop&w=1920&q=80);background-size:cover;background-position:center top;overflow:hidden}.lp-hero-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(135deg,#4f148ce0,#1e0a50d1 40%,#0f1e50c7);z-index:1}.lp-hero-content{position:relative;z-index:2;max-width:760px;padding:6rem 2rem 4rem;color:#fff}.lp-hero-badge{display:inline-block;background:#ffffff26;border:1px solid rgba(255,255,255,.3);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:#e9d5ff;font-size:.8rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;padding:.35rem 1rem;border-radius:50px;margin-bottom:1.5rem}.lp-hero-title{font-size:clamp(2.2rem,5vw,3.8rem);font-weight:800;line-height:1.15;margin-bottom:1.25rem;letter-spacing:-.02em}.lp-hero-accent{background:linear-gradient(90deg,#a78bfa,#60a5fa);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.lp-hero-subtitle{font-size:clamp(1rem,2vw,1.2rem);color:#ffffffd9;line-height:1.7;max-width:560px;margin:0 auto 2.5rem}.lp-hero-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-bottom:3rem}.lp-btn-primary{background:linear-gradient(135deg,#7c3aed,#6d28d9);color:#fff;border:none;padding:.85rem 2rem;border-radius:50px;font-size:1rem;font-weight:700;cursor:pointer;transition:transform .15s,box-shadow .15s;box-shadow:0 4px 20px #7c3aed73;letter-spacing:.01em}.lp-btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px #7c3aed8c}.lp-btn-outline{background:#ffffff1f;color:#fff;border:1.5px solid rgba(255,255,255,.5);padding:.85rem 2rem;border-radius:50px;font-size:1rem;font-weight:600;cursor:pointer;transition:background .15s,border-color .15s;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.lp-btn-outline:hover{background:#ffffff38;border-color:#fffc}.lp-btn-lg{padding:1rem 2.5rem;font-size:1.1rem}.lp-hero-stats{display:flex;align-items:center;justify-content:center;gap:0;background:#ffffff14;border:1px solid rgba(255,255,255,.15);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-radius:16px;padding:1rem 2rem;width:fit-content;margin:0 auto}.lp-hero-stat{display:flex;flex-direction:column;align-items:center;padding:0 2rem}.lp-hero-stat-num{font-size:2rem;font-weight:800;color:#a78bfa;line-height:1}.lp-hero-stat-lbl{font-size:.75rem;color:#ffffffb3;margin-top:.25rem;letter-spacing:.04em}.lp-hero-stat-divider{width:1px;height:40px;background:#fff3}.lp-section{padding:6rem 1.5rem}.lp-section-inner{max-width:1100px;margin:0 auto;text-align:center}.lp-section-tag{display:inline-block;background:#f3e8ff;color:#7c3aed;font-size:.75rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:.3rem .9rem;border-radius:50px;margin-bottom:1rem}.lp-section-title{font-size:clamp(1.7rem,3.5vw,2.5rem);font-weight:800;color:#1e293b;margin-bottom:.75rem;line-height:1.2;letter-spacing:-.02em}.lp-section-sub{font-size:1.05rem;color:#64748b;max-width:560px;margin:0 auto 3rem;line-height:1.7}.lp-features{background:#f8fafc}.lp-features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;text-align:left}.lp-feature-card{background:#fff;border:1px solid #e2e8f0;border-radius:16px;padding:1.75rem 1.5rem;transition:transform .2s,box-shadow .2s}.lp-feature-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px #7c3aed1a;border-color:#c4b5fd}.lp-feature-icon{font-size:2rem;margin-bottom:1rem}.lp-feature-title{font-size:1rem;font-weight:700;color:#1e293b;margin-bottom:.5rem}.lp-feature-desc{font-size:.9rem;color:#64748b;line-height:1.6}.lp-how{background:#fff}.lp-steps{display:flex;align-items:flex-start;justify-content:center;flex-wrap:wrap;gap:0;margin-bottom:3.5rem}.lp-step{width:160px;text-align:center;padding:0 .5rem}.lp-step-icon-wrap{position:relative;width:64px;height:64px;margin:0 auto .75rem}.lp-step-icon{width:64px;height:64px;background:linear-gradient(135deg,#ede9fe,#dbeafe);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.6rem;border:2px solid #c4b5fd}.lp-step-num{position:absolute;top:-6px;right:-8px;background:#7c3aed;color:#fff;font-size:.6rem;font-weight:800;width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center}.lp-step-title{font-size:.95rem;font-weight:700;color:#1e293b;margin-bottom:.35rem}.lp-step-desc{font-size:.8rem;color:#64748b;line-height:1.5}.lp-step-arrow{font-size:1.5rem;color:#c4b5fd;align-self:flex-start;margin-top:1.1rem;padding:0 .25rem}.lp-how-cards{display:flex;gap:1.5rem;justify-content:center;flex-wrap:wrap}.lp-how-card{border-radius:20px;padding:2rem 1.75rem;width:220px;text-align:center;box-shadow:0 4px 24px #0000000f}.lp-how-card--quiz{background:linear-gradient(135deg,#fdf4ff,#f5f3ff);border:1px solid #e9d5ff}.lp-how-card--play{background:linear-gradient(135deg,#eff6ff,#eef2ff);border:1px solid #bfdbfe}.lp-how-card--result{background:linear-gradient(135deg,#f0fdf4,#ecfdf5);border:1px solid #bbf7d0}.lp-how-card-icon{font-size:2.5rem;margin-bottom:.75rem}.lp-how-card-title{font-size:.95rem;font-weight:700;color:#1e293b;margin-bottom:.5rem}.lp-how-card-desc{font-size:.82rem;color:#64748b;line-height:1.6}.lp-faq{background:#f8fafc}.lp-faq-inner{display:flex;gap:4rem;align-items:flex-start;text-align:left}.lp-faq-left{flex:0 0 340px}.lp-faq-left .lp-section-sub{margin:0 0 .5rem}.lp-faq-right{flex:1;min-width:0}.lp-faq-item{border:1px solid #e2e8f0;border-radius:12px;margin-bottom:.75rem;overflow:hidden;background:#fff;transition:box-shadow .2s}.lp-faq-item.open{box-shadow:0 4px 20px #7c3aed1a;border-color:#c4b5fd}.lp-faq-q{width:100%;background:none;border:none;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1.1rem 1.25rem;font-size:.95rem;font-weight:600;color:#1e293b;cursor:pointer;text-align:left;transition:color .15s}.lp-faq-item.open .lp-faq-q{color:#7c3aed}.lp-faq-chevron{font-size:.65rem;color:#94a3b8;flex-shrink:0;transition:color .15s}.lp-faq-item.open .lp-faq-chevron{color:#7c3aed}.lp-faq-a{padding:0 1.25rem 1.1rem;font-size:.88rem;color:#64748b;line-height:1.7;border-top:1px solid #f1f5f9}.lp-about{background:#fff}.lp-about-grid{display:flex;gap:4rem;align-items:center;text-align:left}.lp-about-text{flex:1}.lp-about-text .lp-section-title{text-align:left}.lp-about-desc{font-size:.98rem;color:#475569;line-height:1.8;margin-bottom:1rem}.lp-about-pills{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.5rem}.lp-about-pill{background:#f3e8ff;color:#6d28d9;font-size:.8rem;font-weight:600;padding:.35rem .9rem;border-radius:50px;border:1px solid #ddd6fe}.lp-about-visual{flex:0 0 360px;display:grid;grid-template-columns:1fr 1fr;gap:1rem}.lp-about-card{border-radius:16px;padding:1.5rem 1.25rem;text-align:center;box-shadow:0 4px 20px #0000000f}.lp-about-card--1{background:linear-gradient(135deg,#fdf4ff,#f5f3ff);border:1px solid #e9d5ff}.lp-about-card--2{background:linear-gradient(135deg,#eff6ff,#eef2ff);border:1px solid #bfdbfe}.lp-about-card--3{background:linear-gradient(135deg,#f0fdf4,#ecfdf5);border:1px solid #bbf7d0}.lp-about-card--4{background:linear-gradient(135deg,#fff7ed,#fef3c7);border:1px solid #fde68a}.lp-about-card-icon{font-size:2rem;margin-bottom:.5rem}.lp-about-card-val{font-size:.95rem;font-weight:700;color:#1e293b;margin-bottom:.3rem}.lp-about-card-lbl{font-size:.75rem;color:#64748b}.lp-cta{background:linear-gradient(135deg,#4f0fa8,#1e0a5c,#0f1e50);padding:5rem 1.5rem;text-align:center;color:#fff}.lp-cta-inner{max-width:600px;margin:0 auto}.lp-cta-title{font-size:clamp(1.7rem,3.5vw,2.4rem);font-weight:800;margin-bottom:.75rem}.lp-cta-sub{font-size:1.05rem;color:#fffc;margin-bottom:2rem}.lp-footer{background:#0f0a1a;padding:2rem 1.5rem;color:#fff9}.lp-footer-inner{max-width:1100px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem}.lp-footer-brand{display:flex;align-items:center;gap:.5rem}.lp-footer-logo{font-size:1.4rem}.lp-footer-name{font-size:1rem;font-weight:700;color:#fff}.lp-footer-copy{font-size:.82rem}.lp-footer-links{display:flex;gap:1rem}.lp-footer-link{background:none;border:none;color:#fff9;font-size:.85rem;cursor:pointer;padding:0;transition:color .15s}.lp-footer-link:hover{color:#a78bfa}.lp-modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9000;background:#0f0a1ebf;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;padding:1rem;animation:lp-fade-in .2s ease}@keyframes lp-fade-in{0%{opacity:0}to{opacity:1}}.lp-modal{background:#fff;border-radius:20px;padding:2.5rem 2rem 2rem;width:100%;max-width:420px;position:relative;box-shadow:0 25px 80px #00000059;animation:lp-slide-up .25s ease}@keyframes lp-slide-up{0%{transform:translateY(30px);opacity:0}to{transform:translateY(0);opacity:1}}.lp-modal-close{position:absolute;top:1rem;right:1rem;background:#f1f5f9;border:none;width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.75rem;cursor:pointer;color:#64748b;transition:background .15s}.lp-modal-close:hover{background:#e2e8f0}.lp-modal-logo{display:flex;align-items:center;gap:.5rem;margin-bottom:1.25rem;justify-content:center;font-size:1.5rem}.lp-modal-brand{font-size:1.1rem;font-weight:800;color:#1e293b}.lp-modal-title{font-size:1.5rem;font-weight:800;color:#1e293b;text-align:center;margin-bottom:.35rem}.lp-modal-sub{font-size:.88rem;color:#64748b;text-align:center;margin-bottom:1.5rem}.lp-modal-error{background:#fef2f2;border:1px solid #fca5a5;color:#dc2626;border-radius:8px;padding:.65rem 1rem;font-size:.85rem;margin-bottom:1rem;text-align:center}.lp-modal-form{display:flex;flex-direction:column;gap:1rem}.lp-form-group{display:flex;flex-direction:column;gap:.35rem}.lp-form-group label{font-size:.82rem;font-weight:600;color:#374151}.lp-form-group input,.lp-form-group select{border:1.5px solid #e2e8f0;border-radius:10px;padding:.7rem .9rem;font-size:.92rem;color:#1e293b;background:#f8fafc;transition:border-color .15s,box-shadow .15s;outline:none;width:100%;box-sizing:border-box}.lp-form-group input:focus,.lp-form-group select:focus{border-color:#7c3aed;box-shadow:0 0 0 3px #7c3aed1f;background:#fff}.lp-form-row{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}.lp-modal-btn{background:linear-gradient(135deg,#7c3aed,#6d28d9);color:#fff;border:none;border-radius:50px;padding:.85rem;font-size:.95rem;font-weight:700;cursor:pointer;transition:opacity .15s,transform .15s;margin-top:.25rem}.lp-modal-btn:hover:not(:disabled){transform:translateY(-1px);opacity:.92}.lp-modal-btn:disabled{opacity:.65;cursor:not-allowed}.lp-modal-footer{text-align:center;font-size:.85rem;color:#64748b;margin-top:1.25rem}.lp-modal-switch{background:none;border:none;color:#7c3aed;font-weight:700;font-size:.85rem;cursor:pointer;padding:0}.lp-modal-switch:hover{text-decoration:underline}@media (max-width: 900px){.lp-faq-inner{flex-direction:column;gap:2rem}.lp-faq-left{flex:none;width:100%}.lp-about-grid{flex-direction:column-reverse;gap:2.5rem}.lp-about-visual{flex:none;width:100%}.lp-about-text .lp-section-title,.lp-about-text{text-align:center}.lp-about-pills{justify-content:center}}@media (max-width: 640px){.lp-hero-stats{flex-direction:column;gap:1rem;padding:1.25rem 1.5rem}.lp-hero-stat-divider{width:60px;height:1px}.lp-steps{flex-direction:column;align-items:center}.lp-step-arrow{transform:rotate(90deg);margin:0;padding:.25rem 0}.lp-form-row{grid-template-columns:1fr}.lp-footer-inner{flex-direction:column;align-items:center;text-align:center}.lp-how-cards{flex-direction:column;align-items:center}.lp-how-card{width:100%;max-width:320px}}.qp-tracker-card{background:#fff;border-radius:20px;padding:1.5rem 1.25rem;box-shadow:0 4px 24px #0000002e;border-top:4px solid #7c3aed;display:flex;flex-direction:column;gap:1rem}.qp-tracker-title{font-size:.75rem;font-weight:800;text-transform:uppercase;letter-spacing:.1em;color:#6b7280}.qp-tracker-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:.6rem}.qp-dot{width:100%;aspect-ratio:1;border-radius:50%;border:2px solid #e5e7eb;background:#f9fafb;color:#9ca3af;font-size:.8rem;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}.qp-dot:hover{border-color:#7c3aed;color:#7c3aed;transform:scale(1.1)}.qp-dot--answered{background:#dcfce7;border-color:#22c55e;color:#16a34a}.qp-dot--skipped{background:#fef2f2;border-color:#fca5a5;color:#dc2626;font-size:.9rem}.qp-dot--current{background:linear-gradient(135deg,#7c3aed,#3b82f6);border-color:#7c3aed;color:#fff;box-shadow:0 0 0 3px #7c3aed4d;transform:scale(1.12)}.qp-tracker-legend{display:flex;flex-direction:column;gap:.35rem}.qp-leg{display:flex;align-items:center;gap:.5rem;font-size:.73rem;color:#6b7280;font-weight:500}.qp-leg-dot{width:12px;height:12px;border-radius:50%;border:2px solid #e5e7eb;background:#f9fafb;flex-shrink:0}.qp-leg-dot--answered{background:#dcfce7;border-color:#22c55e}.qp-leg-dot--skipped{background:#fef2f2;border-color:#fca5a5}.qp-leg-dot--current{background:#7c3aed;border-color:#7c3aed}.qp-tracker-count{font-size:.82rem;font-weight:700;color:#374151;text-align:center;padding:.4rem 0;border-top:1px solid #f3f4f6}.qp-review-trigger{width:100%;padding:.7rem;border-radius:12px;border:none;background:linear-gradient(135deg,#7c3aed,#3b82f6);color:#fff;font-size:.875rem;font-weight:700;cursor:pointer;box-shadow:0 3px 12px #7c3aed59;transition:all .2s}.qp-review-trigger:hover{box-shadow:0 5px 20px #7c3aed8c;transform:translateY(-1px)}.qp-review-sheet{max-width:760px;margin:0 auto;background:#fff;border-radius:20px;box-shadow:0 8px 40px #00000040;overflow:hidden}.qp-review-header{background:linear-gradient(135deg,#7c3aed,#3b82f6);padding:2rem;text-align:center;color:#fff}.qp-review-header-icon{font-size:2.5rem;margin-bottom:.5rem}.qp-review-title{font-size:1.5rem;font-weight:800;margin-bottom:.3rem}.qp-review-subtitle{font-size:.9rem;opacity:.85}.qp-review-list{padding:0 1.5rem}.qp-review-row{display:flex;align-items:flex-start;gap:1rem;padding:1.1rem 0;border-bottom:1px solid #f3f4f6}.qp-review-row:last-child{border-bottom:none}.qp-review-row--answered,.qp-review-row--blank{background:transparent}.qp-review-num{flex-shrink:0;padding-top:.1rem}.qp-review-badge{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;font-size:.72rem;font-weight:800}.qp-review-badge--answered{background:#dcfce7;color:#16a34a;border:2px solid #22c55e}.qp-review-badge--blank{background:#fef2f2;color:#dc2626;border:2px solid #fca5a5}.qp-review-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:.4rem}.qp-review-qtext{font-size:.9rem;color:#374151;font-weight:600;line-height:1.4}.qp-review-ans{display:flex;align-items:center}.qp-review-ans--picked{display:flex;align-items:center;gap:.5rem;font-size:.875rem;color:#1f2937;font-weight:500}.qp-review-label{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;background:#7c3aed;color:#fff;font-size:.7rem;font-weight:800;flex-shrink:0}.qp-review-ans--none{font-size:.85rem;color:#dc2626;font-weight:600}.qp-review-edit{flex-shrink:0;padding:.35rem .8rem;border-radius:8px;border:1px solid #e5e7eb;background:#f9fafb;color:#4b5563;font-size:.78rem;font-weight:600;cursor:pointer;transition:all .15s;white-space:nowrap}.qp-review-edit:hover{border-color:#7c3aed;color:#7c3aed;background:#7c3aed0d}.qp-review-footer{display:flex;align-items:center;justify-content:flex-end;gap:1rem;padding:1.25rem 1.5rem;border-top:2px solid #f3f4f6;background:#fafafa;flex-wrap:wrap}.qp-review-back-btn{padding:.65rem 1.4rem;border-radius:12px;border:2px solid #e5e7eb;background:#fff;color:#6b7280;font-size:.875rem;font-weight:700;cursor:pointer;transition:all .2s}.qp-review-back-btn:hover{border-color:#9ca3af;color:#374151}.qp-review-submit-btn{padding:.7rem 2rem;border-radius:12px;border:none;background:linear-gradient(135deg,#7c3aed,#3b82f6);color:#fff;font-size:.95rem;font-weight:800;cursor:pointer;box-shadow:0 4px 16px #7c3aed66;transition:all .2s}.qp-review-submit-btn:hover:not(:disabled){box-shadow:0 6px 24px #7c3aed99;transform:translateY(-1px)}.qp-review-submit-btn:disabled{opacity:.6;cursor:not-allowed}.qp-time-expired-banner{max-width:760px;margin:0 auto 1rem;padding:.9rem 1.25rem;background:linear-gradient(135deg,#dc2626,#ef4444);color:#fff;border-radius:14px;font-weight:700;font-size:.95rem;text-align:center;animation:qp-pulse-crit .8s ease-in-out infinite;box-shadow:0 4px 20px #dc262666}.qp-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;font-size:1.2rem;color:#fff;font-weight:700;z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}@media (max-width: 900px){.qp-layout{grid-template-columns:1fr}.qp-sidebar{position:static;flex-direction:row;flex-wrap:wrap}.qp-timer-card{flex:1;min-width:180px}.qp-tracker-card{flex:2;min-width:260px}}@media (max-width: 560px){.qp-page{padding:1rem}.qp-question-card{padding:1.4rem 1.2rem}.qp-q-text{font-size:1.05rem}.qp-nav{flex-wrap:wrap}.qp-nav-status{order:-1;flex-basis:100%;text-align:center}.qp-sidebar{flex-direction:column}.qp-tracker-grid{grid-template-columns:repeat(4,1fr)}.qp-review-footer{flex-direction:column}.qp-review-submit-btn{width:100%}.qp-review-back-btn{width:100%;text-align:center}}