@import "https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap";:root,[data-color-theme=royal-purple]{--bg-primary:#0a0714;--bg-secondary:#110b22;--bg-tertiary:#1b1236;--card-bg:#17102ebf;--card-border:#7c3aed33;--text-primary:#f8fafc;--text-secondary:#a8a29e;--text-tertiary:#78716c;--color-purple:#8b5cf6;--color-purple-dark:#4c1d95;--color-purple-deep:#2e1065;--color-gold:#f59e0b;--color-gold-light:#fbbf24;--color-gold-deep:#d97706;--color-blue:#3b82f6;--color-green:#10b981;--color-yellow:#f59e0b;--color-red:#ef4444;--primary-glow:radial-gradient(circle at 20% 15%, #7c3aed2e 0%, transparent 45%), radial-gradient(circle at 80% 20%, #f59e0b24 0%, transparent 40%);--accent-gradient:linear-gradient(135deg, #4c1d95 0%, #7c3aed 45%, #f59e0b 100%);--accent-gradient-hover:linear-gradient(135deg, #5b21b6 0%, #8b5cf6 45%, #fbbf24 100%);--gold-gradient:linear-gradient(135deg, #fde047 0%, #fbbf24 35%, #f59e0b 70%, #d97706 100%);--purple-gradient:linear-gradient(135deg, #7c3aed 0%, #4c1d95 100%);--glass-bg:#110b22d1;--glass-border:#7c3aed33;--glass-shadow:0 12px 40px 0 #07040f99;--radius-sm:8px;--radius-md:14px;--radius-lg:22px;--radius-xl:28px;--radius-full:9999px;--font-heading:"Outfit", "Plus Jakarta Sans", sans-serif;--font-body:"Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--transition-fast:.2s cubic-bezier(.4, 0, .2, 1);--transition-normal:.3s cubic-bezier(.4, 0, .2, 1)}[data-color-theme=cosmic-blue]{--bg-primary:#040914;--bg-secondary:#0a1324;--bg-tertiary:#101e38;--card-bg:#0c1830c7;--card-border:#38bdf838;--color-purple:#38bdf8;--color-purple-dark:#0284c7;--color-purple-deep:#082f49;--color-gold:#38bdf8;--color-gold-light:#7dd3fc;--color-gold-deep:#0369a1;--primary-glow:radial-gradient(circle at 20% 15%, #38bdf833 0%, transparent 45%), radial-gradient(circle at 80% 20%, #0ea5e924 0%, transparent 40%);--accent-gradient:linear-gradient(135deg, #0369a1 0%, #0284c7 45%, #38bdf8 100%);--accent-gradient-hover:linear-gradient(135deg, #0284c7 0%, #38bdf8 45%, #7dd3fc 100%);--gold-gradient:linear-gradient(135deg, #7dd3fc 0%, #38bdf8 50%, #0284c7 100%);--purple-gradient:linear-gradient(135deg, #0284c7 0%, #0369a1 100%);--glass-bg:#0a1324d9;--glass-border:#38bdf833;--glass-shadow:0 12px 40px 0 #020617b3}[data-color-theme=emerald-scholastic]{--bg-primary:#04120c;--bg-secondary:#092017;--bg-tertiary:#102e21;--card-bg:#0c261cc7;--card-border:#10b98138;--color-purple:#10b981;--color-purple-dark:#059669;--color-purple-deep:#022c22;--color-gold:#fbbf24;--color-gold-light:#fde047;--color-gold-deep:#d97706;--primary-glow:radial-gradient(circle at 20% 15%, #10b98133 0%, transparent 45%), radial-gradient(circle at 80% 20%, #fbbf2424 0%, transparent 40%);--accent-gradient:linear-gradient(135deg, #065f46 0%, #059669 45%, #fbbf24 100%);--accent-gradient-hover:linear-gradient(135deg, #047857 0%, #10b981 45%, #fde047 100%);--gold-gradient:linear-gradient(135deg, #fde047 0%, #fbbf24 40%, #10b981 100%);--purple-gradient:linear-gradient(135deg, #10b981 0%, #047857 100%);--glass-bg:#092017d9;--glass-border:#10b98133;--glass-shadow:0 12px 40px 0 #02140db3}[data-color-theme=crimson-ruby]{--bg-primary:#12050b;--bg-secondary:#1f0a14;--bg-tertiary:#2e0f1e;--card-bg:#260e19c7;--card-border:#f43f5e3d;--color-purple:#f43f5e;--color-purple-dark:#e11d48;--color-purple-deep:#4c0519;--color-gold:#fbbf24;--color-gold-light:#fde047;--color-gold-deep:#d97706;--primary-glow:radial-gradient(circle at 20% 15%, #f43f5e33 0%, transparent 45%), radial-gradient(circle at 80% 20%, #fbbf2424 0%, transparent 40%);--accent-gradient:linear-gradient(135deg, #9f1239 0%, #e11d48 45%, #fbbf24 100%);--accent-gradient-hover:linear-gradient(135deg, #be123c 0%, #f43f5e 45%, #fde047 100%);--gold-gradient:linear-gradient(135deg, #fde047 0%, #fbbf24 40%, #f43f5e 100%);--purple-gradient:linear-gradient(135deg, #f43f5e 0%, #be123c 100%);--glass-bg:#1f0a14d9;--glass-border:#f43f5e33;--glass-shadow:0 12px 40px 0 #12050bb3}:root,[data-font-style=outfit]{--font-heading:"Outfit", "Plus Jakarta Sans", sans-serif;--font-body:"Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif}[data-font-style=space-grotesk]{--font-heading:"Space Grotesk", sans-serif;--font-body:"Inter", sans-serif}[data-font-style=playfair]{--font-heading:"Playfair Display", serif;--font-body:"Plus Jakarta Sans", sans-serif}[data-font-style=lexend]{--font-heading:"Lexend", sans-serif;--font-body:"Nunito Sans", sans-serif}[data-theme=light]{--bg-primary:#faf8ff;--bg-secondary:#f3effc;--bg-tertiary:#eae3f7;--card-bg:#ffffffeb;--card-border:#7c3aed1f;--text-primary:#1e1136;--text-secondary:#53456e;--text-tertiary:#877a9e;--primary-glow:radial-gradient(circle at 15% 10%, #7c3aed14 0%, transparent 40%), radial-gradient(circle at 85% 15%, #f59e0b0f 0%, transparent 35%);--glass-bg:#ffffffeb;--glass-border:#7c3aed1f;--glass-shadow:0 10px 32px 0 #2e106514}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-primary);color:var(--text-primary);font-family:var(--font-body);-webkit-font-smoothing:antialiased;min-height:100vh;position:relative;overflow-x:hidden}body:before{content:"";background:var(--primary-glow);pointer-events:none;z-index:0;height:650px;position:absolute;top:0;left:0;right:0}#root{z-index:1;flex-direction:column;width:100%;min-height:100vh;display:flex;position:relative}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);color:var(--text-primary);font-weight:700;line-height:1.25}p{color:var(--text-secondary);line-height:1.6}.container{box-sizing:border-box;width:100%;max-width:1240px;margin:0 auto;padding:0 clamp(16px,3vw,24px)}.glass-card{background:var(--card-bg);border:1px solid var(--card-border);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-radius:var(--radius-lg);box-shadow:var(--glass-shadow);box-sizing:border-box;max-width:100%;transition:transform var(--transition-normal), border-color var(--transition-normal);overflow:hidden}.glass-card.interactive:hover{border-color:#8b5cf64d;transform:translateY(-4px)}.btn{border-radius:var(--radius-md);font-family:var(--font-heading);cursor:pointer;transition:all var(--transition-fast);border:none;justify-content:center;align-items:center;gap:8px;padding:12px 24px;font-size:.95rem;font-weight:600;text-decoration:none;display:inline-flex}.btn-primary{background:var(--accent-gradient);color:#fff;box-shadow:0 4px 15px #8b5cf64d}.btn-primary:hover{background:var(--accent-gradient-hover);transform:translateY(-2px);box-shadow:0 6px 20px #8b5cf666}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--card-border)}.btn-secondary:hover{background:var(--card-border);color:var(--text-primary)}.btn-danger{color:var(--color-red);background:#ef44441a;border:1px solid #ef444433}.btn-danger:hover{background:#ef444440}.btn-success{color:var(--color-green);background:#10b9811a;border:1px solid #10b98133}.btn-success:hover{background:#10b98140}.input-group{flex-direction:column;gap:8px;width:100%;display:flex}.input-label{font-family:var(--font-heading);color:var(--text-primary);font-size:.9rem;font-weight:600}.input-field{background:var(--bg-tertiary);border:1px solid var(--card-border);border-radius:var(--radius-md);color:var(--text-primary);font-family:var(--font-body);transition:all var(--transition-fast);padding:12px 16px;font-size:1rem}.input-field:focus{border-color:var(--color-purple);outline:none;box-shadow:0 0 0 3px #8b5cf633}.input-field::placeholder{color:var(--text-tertiary)}.navbar{border-bottom:1px solid var(--card-border);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:50;background:#0a0b10cc;align-items:center;height:80px;display:flex;position:sticky;top:0}.navbar-container{justify-content:space-between;align-items:center;width:100%;display:flex}.logo{font-family:var(--font-heading);letter-spacing:-.5px;background:var(--accent-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;align-items:center;gap:10px;font-size:1.4rem;font-weight:800;display:flex}.nav-actions{align-items:center;gap:16px;display:flex}.nav-user{color:var(--text-primary);align-items:center;gap:10px;font-weight:500;display:flex}.dashboard-grid{grid-template-columns:1fr;gap:24px;width:100%;max-width:100%;margin-top:24px;display:grid}@media (width>=960px){.dashboard-grid{grid-template-columns:minmax(280px,320px) minmax(0,1fr);align-items:start}}.stats-card{text-align:center;flex-direction:column;gap:12px;padding:24px;display:flex}.stats-grid{grid-template-columns:repeat(2,1fr);gap:16px;display:grid}.stat-item{border:1px solid var(--card-border);border-radius:var(--radius-md);background:#ffffff05;flex-direction:column;align-items:center;gap:6px;padding:16px;display:flex}.stat-value{font-size:1.6rem;font-weight:800;font-family:var(--font-heading);color:var(--color-purple)}.stat-label{text-transform:uppercase;letter-spacing:.5px;color:var(--text-secondary);font-size:.75rem}.subject-grid{grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:12px;display:grid}.subject-badge-btn{border-radius:var(--radius-md);border:1px solid var(--card-border);background:var(--bg-tertiary);color:var(--text-secondary);font-family:var(--font-heading);cursor:pointer;transition:all var(--transition-fast);text-align:center;padding:12px 8px;font-size:.85rem;font-weight:600}.subject-badge-btn.active{background:var(--accent-gradient);color:#fff;border-color:#0000;box-shadow:0 4px 12px #8b5cf633}.upload-zone{border:2px dashed var(--card-border);border-radius:var(--radius-md);text-align:center;cursor:pointer;transition:all var(--transition-fast);background:#ffffff03;flex-direction:column;align-items:center;gap:12px;padding:40px 20px;display:flex}.upload-zone:hover,.upload-zone.dragging{border-color:var(--color-purple);background:#8b5cf608}.image-preview-grid{grid-template-columns:repeat(auto-fill,minmax(90px,1fr));gap:12px;margin-top:16px;display:grid}.image-preview-card{aspect-ratio:1;border-radius:var(--radius-sm);border:1px solid var(--card-border);position:relative;overflow:hidden}.image-preview-card img{object-fit:cover;width:100%;height:100%}.image-remove-btn{color:#fff;border-radius:var(--radius-full);cursor:pointer;width:20px;height:20px;transition:transform var(--transition-fast);background:#ef4444e6;border:none;justify-content:center;align-items:center;font-size:.75rem;display:flex;position:absolute;top:4px;right:4px}.image-remove-btn:hover{transform:scale(1.1)}.mcq-options-container{flex-direction:column;gap:12px;margin-top:16px;display:flex}.mcq-option-row{border:1px solid var(--card-border);border-radius:var(--radius-md);background:var(--bg-tertiary);cursor:pointer;transition:all var(--transition-fast);align-items:center;gap:12px;padding:14px 18px;display:flex}.mcq-option-row:hover{background:#ffffff05;border-color:#8b5cf64d}.mcq-option-row.selected{border-color:var(--color-purple);background:#8b5cf60f}.mcq-radio-btn{border-radius:var(--radius-full);border:2px solid var(--text-tertiary);width:20px;height:20px;transition:all var(--transition-fast);flex-shrink:0;justify-content:center;align-items:center;display:flex}.mcq-option-row.selected .mcq-radio-btn{border-color:var(--color-purple)}.mcq-option-row.selected .mcq-radio-btn:after{content:"";background:var(--color-purple);border-radius:var(--radius-full);width:10px;height:10px}.test-progress-bar{background:var(--bg-tertiary);border-radius:var(--radius-full);width:100%;height:6px;margin-bottom:24px;overflow:hidden}.test-progress-fill{background:var(--accent-gradient);width:0;height:100%;transition:width .3s}.question-nav-container{flex-wrap:wrap;gap:8px;margin-bottom:24px;display:flex}.question-nav-dot{border-radius:var(--radius-md);border:1px solid var(--card-border);background:var(--bg-secondary);width:36px;height:36px;color:var(--text-secondary);font-family:var(--font-heading);cursor:pointer;transition:all var(--transition-fast);justify-content:center;align-items:center;font-weight:600;display:flex}.question-nav-dot.active{border-color:var(--color-purple);color:var(--color-purple);background:#8b5cf61a}.question-nav-dot.answered{color:var(--color-green);background:#10b9811a;border-color:#10b9814d}.question-nav-dot.answered.active{border-color:var(--color-purple)}.timer-container{border-radius:var(--radius-full);color:var(--color-green);font-family:var(--font-heading);transition:all var(--transition-normal);background:#10b9811a;border:1px solid #10b98133;align-items:center;gap:8px;padding:8px 16px;font-size:1.1rem;font-weight:700;display:flex}.timer-container.warning{color:var(--color-yellow);background:#f59e0b1a;border-color:#f59e0b33}.timer-container.critical{color:var(--color-red);background:#ef44441a;border-color:#ef444433;animation:1s infinite alternate pulse}@keyframes pulse{0%{transform:scale(1)}to{transform:scale(1.05)}}.radial-progress{width:140px;height:140px;margin:0 auto;position:relative}.radial-progress svg{transform:rotate(-90deg)}.radial-progress circle{fill:none;stroke-width:10px}.radial-progress .bg{stroke:var(--bg-tertiary)}.radial-progress .fill{stroke:var(--color-purple);stroke-linecap:round;transition:stroke-dashoffset .6s}.radial-progress .percentage{font-family:var(--font-heading);color:var(--text-primary);font-size:1.8rem;font-weight:800;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.compare-container{flex-direction:column;gap:20px;display:flex}.compare-card{border-radius:var(--radius-md);border:1px solid var(--card-border);background:var(--bg-secondary);padding:20px}.compare-row{grid-template-columns:1fr;gap:16px;margin-top:16px;display:grid}@media (width>=768px){.compare-row{grid-template-columns:1fr 1fr}}.answer-box{background:var(--bg-tertiary);border:1px solid var(--card-border);border-radius:var(--radius-sm);white-space:pre-wrap;min-height:100px;padding:12px 16px;font-size:.95rem}.answer-box.correct-ref{border-left:4px solid var(--color-green)}.answer-box.user-ref{border-left:4px solid var(--color-purple)}.self-grade-input-box{border-top:1px dashed var(--card-border);align-items:center;gap:12px;margin-top:16px;padding-top:16px;display:flex}.hidden-file-input{display:none}.auth-wrapper{justify-content:center;align-items:center;min-height:calc(100vh - 180px);padding:40px 0;display:flex}.auth-container{width:100%;max-width:450px;padding:40px}.history-item{border-bottom:1px solid var(--card-border);transition:background var(--transition-fast);justify-content:space-between;align-items:center;padding:16px 20px;display:flex}.history-item:last-child{border-bottom:none}.history-item:hover{background:#ffffff03}@media print{body{color:#000!important;background:#fff!important}body:before,.navbar,.btn,.dashboard-grid>div:first-child,.settings-btn,.no-print{display:none!important}#root{z-index:0!important;min-height:auto!important}.container{max-width:100%!important;padding:0!important}.glass-card{box-shadow:none!important;-webkit-backdrop-filter:none!important;backdrop-filter:none!important;background:0 0!important;border:none!important;padding:0!important}.print-page{page-break-after:always;color:#000!important;padding:20px!important}.print-page:last-child{page-break-after:avoid}.print-header{text-align:center;border-bottom:3px double #333;margin-bottom:24px;padding-bottom:12px}.print-title{text-transform:uppercase;letter-spacing:1px;margin-bottom:8px;font-size:2.2rem;font-weight:800;color:#000!important}.print-meta{justify-content:space-between;font-size:.9rem;font-weight:600;display:flex}.print-question{page-break-inside:avoid;margin-bottom:24px}.print-question-title{margin-bottom:10px;font-size:1.15rem;font-weight:700}.print-mcq-option{margin-bottom:6px;margin-left:20px;font-size:1rem}.print-writing-space{border:1px solid #ccc;border-radius:4px;height:180px;margin-top:12px}.print-writing-space-short{border:1px solid #ccc;border-radius:4px;height:60px;margin-top:12px}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.spin{animation:1s linear infinite spin}@keyframes pulseGlow{0%,to{box-shadow:0 0 15px #7c3aed59,0 0 30px #f59e0b33}50%{box-shadow:0 0 30px #7c3aeda6,0 0 50px #f59e0b59}}.ai-pulse-active{animation:2.2s ease-in-out infinite pulseGlow}@keyframes shimmerProgress{0%{background-position:200% 0}to{background-position:-200% 0}}.shimmer-progress-bar{background:linear-gradient(90deg,#7c3aed 0%,#ec4899 35%,#f59e0b 70%,#7c3aed 100%) 0 0/200% 100%;animation:2s linear infinite shimmerProgress}.auth-page-wrapper{justify-content:center;align-items:center;min-height:calc(100vh - 120px);padding:30px 20px;display:flex}.auth-page-grid{grid-template-columns:1.18fr .92fr;align-items:stretch;gap:32px;width:100%;max-width:1140px;margin:0 auto;display:grid}@media (width<=960px){.auth-page-grid{grid-template-columns:1fr;gap:24px;max-width:520px}}.aizen-hero-card{border-radius:var(--radius-lg);background:linear-gradient(150deg,#17102ee6 0%,#0d081cf2 100%);border:1px solid #7c3aed59;flex-direction:column;justify-content:space-between;padding:34px 32px;display:flex;position:relative;overflow:hidden;box-shadow:0 20px 50px #0009,0 0 35px #7c3aed2e}@keyframes aizenFloat{0%,to{transform:translateY(0)rotate(0)}50%{transform:translateY(-7px)rotate(1.2deg)}}.aizen-mascot-avatar{animation:4s ease-in-out infinite aizenFloat}.aizen-feature-pill{border-radius:var(--radius-md);transition:all var(--transition-fast);background:#ffffff08;border:1px solid #ffffff12;align-items:flex-start;gap:13px;padding:12px 14px;display:flex}.aizen-feature-pill:hover{background:#7c3aed1f;border-color:#7c3aed66;transform:translate(4px)}.flashcard-perspective-container{perspective:1200px;width:100%;max-width:680px;margin:0 auto}.flashcard-card-inner{width:100%;min-height:320px;transform-style:preserve-3d;cursor:pointer;transition:transform .55s cubic-bezier(.34,1.56,.64,1);position:relative}.flashcard-card-inner.is-flipped{transform:rotateY(180deg)}.flashcard-face{backface-visibility:hidden;border-radius:var(--radius-lg);box-sizing:border-box;flex-direction:column;justify-content:space-between;width:100%;height:100%;padding:30px;display:flex;position:absolute;top:0;left:0}.flashcard-front{background:linear-gradient(150deg,#1c133af2 0%,#110b22fa 100%);border:1.5px solid #7c3aed59;box-shadow:0 16px 40px #0000008c,0 0 25px #7c3aed26}.flashcard-back{background:linear-gradient(150deg,#0e1e34f2 0%,#0a1224fa 100%);border:1.5px solid #38bdf866;transform:rotateY(180deg);box-shadow:0 16px 40px #0000008c,0 0 25px #38bdf826}@keyframes eqBarPulse{0%,to{height:4px}50%{height:18px}}.audio-eq-container{align-items:flex-end;gap:3px;height:18px;display:inline-flex}.audio-eq-bar{background:var(--color-purple);border-radius:2px;width:3px}.audio-eq-bar.is-playing:first-child{animation:.8s ease-in-out infinite eqBarPulse}.audio-eq-bar.is-playing:nth-child(2){animation:.6s ease-in-out .15s infinite eqBarPulse}.audio-eq-bar.is-playing:nth-child(3){animation:1s ease-in-out .3s infinite eqBarPulse}.audio-eq-bar.is-playing:nth-child(4){animation:.7s ease-in-out .1s infinite eqBarPulse}@media print{.no-print-summarizer{display:none!important}.print-summary-sheet{color:#000!important;background:#fff!important;padding:20px!important;display:block!important}.print-flashcard-grid{page-break-inside:avoid!important;grid-template-columns:1fr 1fr!important;gap:16px!important;display:grid!important}.print-flashcard-box{page-break-inside:avoid!important;color:#000!important;border:2px dashed #444!important;border-radius:8px!important;padding:16px!important}}