@import url("https://fonts.googleapis.com/css2?family=Quicksand:wght@400;500;600;700&family=Plus+Jakarta+Sans:ital,wght@0,400;0,500;0,600;0,700;1,400&display=swap");:root{--color-primary:#4A90E2;--color-primary-dark:#2563EB;--color-primary-light:#93C5FD;--color-secondary:#2DD4BF;--color-secondary-dark:#0D9488;--color-tertiary:#FBBF24;--color-tertiary-dark:#D97706;--color-neutral:#F8FAFC;--color-neutral-100:#F1F5F9;--color-neutral-200:#E2E8F0;--color-neutral-400:#94A3B8;--color-neutral-600:#475569;--color-neutral-800:#1E293B;--color-neutral-900:#0F172A;--color-inverted:#1E2E4A;--bg:var(--color-neutral);--surface:#FFFFFF;--text-primary:var(--color-neutral-900);--text-body:var(--color-neutral-600);--text-muted:var(--color-neutral-400);--border:var(--color-neutral-200);--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:24px;--space-8:32px;--space-10:40px;--space-12:48px;--space-16:64px;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-xl:24px;--radius-full:9999px;--shadow-sm:0 1px 3px rgba(0,0,0,0.08),0 1px 2px rgba(0,0,0,0.06);--shadow-md:0 4px 16px rgba(74,144,226,0.12),0 2px 6px rgba(0,0,0,0.06);--shadow-lg:0 20px 60px rgba(74,144,226,0.18),0 8px 24px rgba(0,0,0,0.08);--font-headline:"Quicksand",sans-serif;--font-body:"Plus Jakarta Sans",sans-serif;--transition:180ms ease}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{min-height:100%;-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{min-height:100vh;background-color:var(--bg);color:var(--text-primary);font-family:var(--font-body);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}img,svg{display:block;max-width:100%}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit;border:none;background:none}h1,h2,h3,h4,h5,h6{font-family:var(--font-headline);line-height:1.2;color:var(--text-primary)}h1{font-size:clamp(2rem,5vw,3rem)}h1,h2{font-weight:700}h2{font-size:clamp(1.5rem,3vw,2rem)}h3{font-size:1.25rem;font-weight:600}p{color:var(--text-body);line-height:1.7}.container{width:100%;max-width:1200px;margin-inline:auto;padding-inline:var(--space-6)}.page-wrapper{min-height:100vh;display:flex;flex-direction:column}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:12px 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rgba(30,46,74,.35)}.btn-outlined{background:transparent;color:var(--text-primary);border-color:var(--border)}.btn-outlined:hover{background:var(--color-neutral-100);border-color:var(--color-neutral-400)}.progress-line{width:100%;height:10px;border-radius:999px;background:var(--color-neutral-200);overflow:hidden}.progress-fill{height:100%;width:0;background:linear-gradient(90deg,var(--color-primary),var(--color-secondary));transition:width .35s ease}.writing-textarea{font-size:1rem;line-height:1.75;min-height:420px;border:1px solid var(--border);border-radius:20px;padding:24px;resize:vertical;background:var(--color-neutral-100);color:var(--text-primary)}.btn-sm{padding:8px 16px;font-size:.875rem}.btn-lg{padding:16px 32px;font-size:1.0625rem}.badge{display:inline-flex;align-items:center;gap:var(--space-2);padding:6px 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(max-width:900px){.dashboard-hero{flex-direction:column;align-items:flex-start}.activity-grid{grid-template-columns:repeat(2,minmax(0,1fr))!important}}@media (max-width:600px){.activity-grid{grid-template-columns:1fr!important}}.navbar-logo{display:flex;align-items:center;gap:var(--space-2);font-family:var(--font-headline);font-weight:700;font-size:1.125rem;color:var(--color-primary);flex-shrink:0}.navbar-logo svg{width:28px;height:28px}.navbar-nav{display:flex;align-items:center;gap:var(--space-1);list-style:none}.navbar-nav a{padding:6px 14px;border-radius:var(--radius-full);font-size:.9375rem;font-weight:500;color:var(--text-body);transition:background-color var(--transition),color var(--transition)}.navbar-nav a:hover{background:var(--color-neutral-100);color:var(--text-primary)}.navbar-nav a.active{color:var(--color-primary);font-weight:600}.navbar-actions{display:flex;align-items:center;gap:var(--space-3);flex-shrink:0}.navbar-link{font-size:.9375rem;font-weight:500;color:var(--text-body);transition:color var(--transition)}.navbar-link:hover{color:var(--color-primary)}.hero-section{flex:1 1;display:flex;align-items:center;padding-block:var(--space-16);overflow:hidden}.hero-content{display:grid;grid-template-columns:1fr 1fr;align-items:center;grid-gap:var(--space-12);gap:var(--space-12)}.hero-text{display:flex;flex-direction:column;gap:var(--space-5)}.hero-headline{font-family:var(--font-headline);font-size:clamp(2.25rem,5vw,3.25rem);font-weight:700;line-height:1.1;color:var(--text-primary);letter-spacing:-.02em}.hero-headline 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img{width:100%;max-width:320px;height:auto;border-radius:var(--radius-xl);filter:drop-shadow(0 20px 40px rgba(74,144,226,.2))}.auth-panel-right{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-12) var(--space-8);background:var(--surface);overflow-y:auto}.auth-form-container{width:100%;max-width:420px}.auth-tabs{display:flex;background:var(--color-neutral-100);padding:4px;margin-bottom:var(--space-8);gap:4px}.auth-tab,.auth-tabs{border-radius:var(--radius-full)}.auth-tab{flex:1 1;padding:10px 20px;font-family:var(--font-body);font-size:.9375rem;font-weight:600;color:var(--text-muted);background:transparent;border:none;cursor:pointer;transition:background-color var(--transition),color var(--transition),box-shadow var(--transition)}.auth-tab.active{background:var(--surface);color:var(--color-primary);box-shadow:var(--shadow-sm)}.auth-heading{margin-bottom:var(--space-6)}.auth-heading h1{font-family:var(--font-headline);font-size:1.75rem;font-weight:700;color:var(--text-primary);margin-bottom:var(--space-1)}.auth-heading p{font-size:.9375rem;color:var(--text-body);margin:0}.auth-form{display:flex;flex-direction:column;gap:var(--space-4)}.form-row{display:grid;grid-template-columns:1fr 1fr;grid-gap:var(--space-3);gap:var(--space-3)}.form-group{display:flex;flex-direction:column;gap:var(--space-1)}.form-label{font-size:.875rem;font-weight:600}.form-input,.form-label{color:var(--text-primary)}.form-input{width:100%;padding:12px 14px;border-radius:var(--radius-md);border:1.5px solid var(--border);background:var(--color-neutral-100);font-family:var(--font-body);font-size:.9375rem;outline:none;transition:border-color var(--transition),box-shadow var(--transition),background-color var(--transition)}.form-input::placeholder{color:var(--text-muted)}.form-input:focus{border-color:var(--color-primary);background:var(--surface);box-shadow:0 0 0 3px 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(max-width:480px){.form-row{grid-template-columns:1fr}}.paper-texture{background-color:#fff;background-image:radial-gradient(rgba(226,232,240,.6) .5px,transparent 0);background-size:24px 24px}.paper-texture.outlined{box-shadow:0 8px 30px rgba(16,24,40,.06);border-radius:12px;padding:24px;border:2px solid rgba(74,144,226,.12)}.option-btn{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:12px;background:var(--surface);border:2px solid var(--border);transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition)}.option-btn:hover{transform:translateY(-2px)}.option-btn .option-bubble{width:44px;height:44px;border-radius:9999px;display:inline-flex;align-items:center;justify-content:center;border:2px solid var(--border);font-weight:700}.option-btn.selected{background:rgba(45,212,191,.06);border-color:rgba(45,212,191,.24);box-shadow:0 8px 20px 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45%);pointer-events:none}.audio-player-inner{position:relative;z-index:1}.audio-title{font-family:var(--font-headline);font-size:1.25rem;font-weight:700;color:#fff;margin-bottom:var(--space-2)}.audio-meta{font-size:.875rem;color:rgba(255,255,255,.6);margin-bottom:var(--space-6)}.audio-controls{display:flex;align-items:center;gap:var(--space-4)}.audio-play-btn{width:56px;height:56px;border-radius:50%;background:var(--color-primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.25rem;border:none;cursor:pointer;flex-shrink:0;transition:transform var(--transition),box-shadow var(--transition),background-color var(--transition);box-shadow:0 4px 16px rgba(74,144,226,.45)}.audio-play-btn:hover{transform:scale(1.08);box-shadow:0 8px 24px rgba(74,144,226,.6)}.audio-play-btn:active{transform:scale(.96)}.audio-play-btn.playing{background:var(--color-secondary);box-shadow:0 4px 16px rgba(45,212,191,.4);animation:pulse-ring 1.4s ease-out infinite}@keyframes 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var(--border);border-radius:var(--radius-lg);padding:var(--space-8);box-shadow:var(--shadow-sm)}.instructions-list{list-style:none;display:flex;flex-direction:column;gap:var(--space-3);margin:var(--space-5) 0}.instructions-list li{display:flex;align-items:flex-start;gap:var(--space-3);font-size:.9375rem;color:var(--text-body);line-height:1.6}.instruction-num{width:26px;height:26px;border-radius:50%;background:rgba(74,144,226,.1);color:var(--color-primary);font-weight:700;font-size:.8rem;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:1px}.question-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--space-8);box-shadow:var(--shadow-sm)}.question-label{display:inline-flex;padding:4px 12px;background:rgba(74,144,226,.08);color:var(--color-primary);border-radius:var(--radius-full);font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;margin-bottom:var(--space-4)}.question-prompt{font-family:var(--font-headline);font-size:1.1rem;font-weight:600;color:var(--text-primary);margin-bottom:var(--space-5);line-height:1.45}.mcq-options{flex-direction:column;margin-bottom:var(--space-5)}.mcq-option,.mcq-options{display:flex;gap:var(--space-3)}.mcq-option{align-items:center;padding:var(--space-4) var(--space-5);border:2px solid var(--border);border-radius:var(--radius-md);background:var(--surface);cursor:pointer;transition:all 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