body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:#f3f5fb;color:#1f2937}#root{min-height:100vh}.app-shell{padding:60px 48px;max-width:1000px;margin:0 auto}.page-card{background:#fff;border-radius:18px;box-shadow:0 14px 40px #0f172a14;padding:60px 48px;margin-bottom:48px}.page-header{margin-bottom:48px;padding-bottom:32px;border-bottom:1px solid #e5e7eb}.page-header h1{margin:0 0 12px;font-size:2rem;color:#0f172a}.page-header p{margin:0;color:#6b7280;font-size:1.05rem}.home-actions{display:flex;gap:20px;margin-top:32px}.home-button,button{display:inline-flex;align-items:center;justify-content:center;padding:16px 28px;border-radius:14px;border:none;text-decoration:none;font-weight:600;transition:transform .2s ease,box-shadow .2s ease;font-size:1rem}.home-button{background:#2563eb;color:#fff}.home-button.secondary{background:#0f172a;color:#fff}.home-button:hover,button:hover{transform:translateY(-1px);box-shadow:0 16px 30px #0f172a1f}button{cursor:pointer;background:#2563eb;color:#fff}button[type=submit]{width:100%;padding:16px 20px;margin-top:40px;margin-bottom:16px;font-size:1rem}.back-btn{background:transparent;color:#2563eb;border:2px solid #2563eb;padding:10px 18px;margin-bottom:32px;font-weight:600}.back-btn:hover{background:#f0f4ff}.form-card{display:grid;gap:48px}.form-section{padding:32px;background:#f8fafc;border-radius:14px;border:2px solid #e2e8f0;margin-bottom:24px}.form-section h3{margin:0 0 32px;color:#0f172a;font-size:1.2rem;font-weight:600}.form-row{display:grid;gap:32px;grid-template-columns:1fr 1fr;margin-bottom:20px}label{display:flex;flex-direction:column;gap:14px;font-weight:500;color:#374151;margin-bottom:16px}input,textarea{border:1.5px solid #d1d5db;border-radius:12px;padding:16px 18px;font-size:1rem;width:100%;font-family:inherit;background:#fff;margin-bottom:8px}input:focus,textarea:focus{outline:none;border-color:#2563eb;box-shadow:0 0 0 4px #2563eb1a}textarea{min-height:140px;resize:vertical}input::placeholder,textarea::placeholder{color:#9ca3af}.form-actions{display:flex;flex-direction:column;gap:16px;margin-top:24px}.success{color:#047857;background:#ecfdf5;padding:14px 16px;border-radius:10px;margin:0;font-weight:500}.error{color:#b91c1c;background:#fef2f2;padding:14px 16px;border-radius:10px;margin:0;font-weight:500}.task-grid{display:grid;gap:32px;grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}.task-card{background:#f8fafc;border:2px solid #e2e8f0;border-radius:16px;padding:32px;cursor:pointer;transition:all .3s ease;position:relative;display:flex;flex-direction:column;gap:20px}.task-card:hover{border-color:#2563eb;box-shadow:0 10px 20px #2563eb1a;transform:translateY(-2px)}.task-card h3{margin:0;color:#0f172a;font-size:1.2rem}.task-card p{margin:0;color:#6b7280;line-height:1.6;flex-grow:1}.task-meta{display:flex;justify-content:space-between;gap:12px;font-size:.9rem;color:#9ca3af;padding-top:12px;border-top:1px solid #e5e7eb}.card-action{color:#2563eb;font-weight:600;font-size:.95rem;display:inline-block}.task-detail{margin-bottom:60px;padding-bottom:48px;border-bottom:2px solid #e5e7eb}.task-detail h1{margin:0 0 16px;color:#0f172a;font-size:2rem}.task-description{margin:0;color:#4b5563;font-size:1.05rem;line-height:1.8}.editor-section,.output-section{margin:48px 0;padding:32px;background:#f8fafc;border-radius:14px;border:2px solid #e2e8f0}.editor-section h2,.output-section h2{margin:0 0 20px;color:#0f172a;font-size:1.2rem;font-weight:600}.code-editor{font-family:Courier New,monospace;background:#0f172a;color:#e2e8f0;border:2px solid #1e293b;border-radius:12px;padding:18px;width:100%;min-height:300px;resize:vertical;font-size:.95rem;line-height:1.5}.code-editor:focus{outline:none;border-color:#2563eb;box-shadow:0 0 0 4px #2563eb1a}.run-btn{margin-top:20px;background:#10b981;padding:14px 28px}.run-btn:hover{background:#059669}.output-box{background:#0f172a;color:#e2e8f0;border-radius:12px;padding:18px;margin:0;font-family:Courier New,monospace;font-size:.95rem;overflow-x:auto;line-height:1.5;min-height:80px}@media (max-width: 768px){.app-shell{padding:24px 16px}.page-card{padding:28px}.form-row,.task-grid{grid-template-columns:1fr}.page-header h1{font-size:1.5rem}.home-actions{flex-direction:column}.home-button{width:100%}.task-detail h1{font-size:1.5rem}}