:root{color-scheme:light;--bg: #f4f5f7;--card: #ffffff;--text: #1a1d24;--muted: #5c6370;--border: #d8dce3;--accent: #2563eb;--accent-hover: #1d4ed8;--danger: #b91c1c;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,sans-serif;line-height:1.45}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:var(--bg);color:var(--text)}#app{max-width:52rem;margin:0 auto;padding:1.5rem 1rem 3rem}h1{font-size:1.35rem;font-weight:650;margin:0 0 .25rem}.sub{color:var(--muted);font-size:.95rem;margin:0 0 1.5rem}.card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:1.25rem 1.35rem;margin-bottom:1rem;box-shadow:0 1px 2px #0000000a}label{display:block;font-size:.85rem;font-weight:600;margin-bottom:.35rem}input[type=email],input[type=password],input[type=url],input[type=text]{width:100%;padding:.55rem .65rem;border:1px solid var(--border);border-radius:6px;font-size:1rem;margin-bottom:.85rem}input:focus{outline:2px solid color-mix(in srgb,var(--accent) 35%,transparent);border-color:var(--accent)}.row-actions{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center;margin-top:.25rem}button,.button-link{font:inherit;cursor:pointer;border-radius:6px;border:1px solid transparent;padding:.5rem .85rem;text-decoration:none;display:inline-block}button.primary{background:var(--accent);color:#fff}button.primary:hover{background:var(--accent-hover)}button.secondary{background:#fff;border-color:var(--border);color:var(--text)}button.secondary:hover{background:#f8fafc}button.ghost{background:transparent;color:var(--muted);border-color:transparent}button.ghost:hover{color:var(--text)}.alert{padding:.65rem .75rem;border-radius:6px;font-size:.9rem;margin-bottom:.85rem}.alert.error{background:#fef2f2;border:1px solid #fecaca;color:var(--danger)}.alert.info{background:#eff6ff;border:1px solid #bfdbfe;color:#1e3a8a}table{width:100%;border-collapse:collapse;font-size:.88rem}th,td{text-align:left;padding:.5rem .4rem;border-bottom:1px solid var(--border);vertical-align:top}th{color:var(--muted);font-weight:600;font-size:.78rem;text-transform:uppercase;letter-spacing:.03em}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,monospace;font-size:.8rem;word-break:break-all}.qr-preview-wrap{margin-top:1rem;overflow:auto;max-width:100%;border:1px dashed var(--border);border-radius:8px;padding:.75rem;background:#fafbfc}.qr-preview-wrap canvas{display:block;max-width:100%;height:auto}.nav-foot{margin-top:1.5rem;font-size:.85rem;color:var(--muted)}.nav-foot a{color:var(--accent)}