*,:before,:after{box-sizing:border-box}:root{color:#1a1a1a;-webkit-font-smoothing:antialiased;background:#f5f5f5;font-family:system-ui,-apple-system,sans-serif;font-size:16px}@media (prefers-color-scheme:dark){:root{color:#e5e5e5;background:#111}input{color:#e5e5e5;background:#1e1e1e;border-color:#333}.result{background:#1e1e1e;border-color:#333}.short-url{color:#60a5fa}}body{margin:0}.container{max-width:560px;margin:60px auto;padding:0 20px}h1{margin:0 0 32px;font-size:2rem;font-weight:700}h2{text-transform:uppercase;letter-spacing:.05em;color:#666;margin:0 0 12px;font-size:1rem;font-weight:600}.form{flex-direction:column;gap:16px;display:flex}.field{flex-direction:column;gap:6px;display:flex}label{font-size:.875rem;font-weight:500}.optional{color:#888;font-weight:400}input{border:1px solid #d1d5db;border-radius:6px;width:100%;padding:10px 12px;font-size:.9375rem;transition:border-color .15s}input:focus{border-color:#6366f1;outline:none;box-shadow:0 0 0 3px #6366f126}button[type=submit]{color:#fff;cursor:pointer;background:#6366f1;border:none;border-radius:6px;margin-top:4px;padding:10px 20px;font-size:.9375rem;font-weight:600;transition:background .15s}button[type=submit]:hover:not(:disabled){background:#4f46e5}button[type=submit]:disabled{opacity:.6;cursor:not-allowed}.error{color:#dc2626;margin:0;font-size:.875rem}.result{background:#fff;border:1px solid #e5e7eb;border-radius:8px;margin-top:32px;padding:20px}.result-row{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:12px;display:flex}.short-url{color:#6366f1;word-break:break-all;flex:1;min-width:0;font-weight:600;text-decoration:none}.short-url:hover{text-decoration:underline}.copy-btn,.delete-btn{cursor:pointer;white-space:nowrap;border:1px solid;border-radius:6px;padding:6px 14px;font-size:.875rem;font-weight:500;transition:background .15s}.copy-btn{color:#374151;background:#f3f4f6;border-color:#d1d5db}.copy-btn:hover{background:#e5e7eb}.delete-btn{color:#dc2626;background:#fef2f2;border-color:#fca5a5}.delete-btn:hover{background:#fee2e2}.meta{color:#6b7280;word-break:break-all;margin:4px 0 0;font-size:.8125rem}.meta a{color:inherit}