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#bbf7d0;color:#166534}.feedback-wrong{background:#fef2f2;border:1.5px solid #fecaca;color:#991b1b}.question-footer{padding:16px 20px;display:flex;gap:10px;border-top:1.5px solid var(--border);background:var(--surface2);align-items:center}.btn{padding:10px 20px;border-radius:10px;font-family:Nunito,sans-serif;font-weight:800;font-size:.9rem;cursor:pointer;border:none;transition:all .15s}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:#e55a25;transform:translateY(-1px)}.btn-secondary{background:var(--surface);color:var(--text);border:1.5px solid var(--border)}.btn-secondary:hover{background:var(--surface2)}.btn-generate{background:var(--purple);color:#fff}.btn-generate:hover{background:#6d28d9}.hint-text{font-size:.8rem;color:var(--text2);margin-left:auto;font-style:italic}.loading-card{background:var(--surface);border-radius:var(--radius);border:1.5px solid var(--border);padding:3rem;text-align:center;box-shadow:var(--shadow)}.spinner{width:48px;height:48px;border:4px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite;margin:0 auto 16px}@keyframes spin{to{transform:rotate(1turn)}}.loading-text{color:var(--text2);font-weight:600;font-size:.95rem}.stats-card{background:var(--surface);border-radius:var(--radius);border:1.5px solid var(--border);padding:16px 20px;box-shadow:var(--shadow)}.stats-title{font-family:Nunito,sans-serif;font-weight:800;font-size:1rem;margin-bottom:12px}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:10px;gap:10px}.stat-box{background:var(--surface2);border-radius:10px;padding:12px;text-align:center}.stat-num{font-family:Nunito,sans-serif;font-size:1.8rem;font-weight:900;color:var(--accent);line-height:1}.stat-label{margin-top:4px}.error-box{background:#fef2f2;border:1.5px solid #fecaca;border-radius:12px;padding:16px;color:#991b1b;font-size:.9rem;font-weight:600}.home-screen{background:var(--surface);border-radius:var(--radius);border:1.5px solid var(--border);padding:2rem;box-shadow:var(--shadow);min-width:0}.home-with-dates{display:flex;gap:1.25rem;align-items:flex-start}.home-with-dates .home-screen{flex:1 1;min-width:0}.exam-dates-panel{width:280px;flex-shrink:0;background:var(--surface);border-radius:var(--radius);border:1.5px solid var(--border);box-shadow:var(--shadow);overflow:hidden}.exam-dates-header{display:flex;justify-content:space-between;align-items:center;padding:10px 14px;background:var(--surface2);border-bottom:1.5px solid var(--border)}.exam-dates-title{font-family:Nunito,sans-serif;font-weight:800;font-size:.82rem;color:var(--text)}.exam-dates-sub{font-size:.72rem;font-weight:700;color:var(--text2);background:var(--border);border-radius:6px;padding:2px 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