:root{color-scheme:light dark;--bg: #0f1115;--surface: #171a21;--text: #e8e8e8;--muted: #8a8f98;--brand: #3a6ad4;--danger: #e5534b;--border: #2a2f3a}@media (prefers-color-scheme: light){:root{--bg: #f6f7f9;--surface: #ffffff;--text: #1a1a1a;--muted: #6b7280;--border: #e3e6ea}}*{box-sizing:border-box}body{margin:0;min-height:100vh;display:grid;place-items:center;background:var(--bg);color:var(--text);font:16px/1.5 -apple-system,system-ui,Segoe UI,sans-serif}.card{width:min(26rem,calc(100vw - 2rem));padding:2rem;border:1px solid var(--border);border-radius:14px;background:var(--surface)}.logo{margin:0;font-size:2rem;font-weight:800;letter-spacing:-.02em;color:var(--brand)}h2{margin:1rem 0 .25rem;font-size:1.15rem}.hint{margin:0 0 1.25rem;color:var(--muted);font-size:.9rem}label{display:block;margin-bottom:.35rem;font-size:.85rem;color:var(--muted)}input{width:100%;padding:.65rem .75rem;margin-bottom:1rem;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--text);font-size:1rem}input:focus-visible{outline:2px solid var(--brand);outline-offset:1px}button{width:100%;padding:.7rem 1rem;border:0;border-radius:8px;background:var(--brand);color:#fff;font-size:.95rem;font-weight:600;cursor:pointer}button:disabled{opacity:.6;cursor:default}button.link{margin-top:.6rem;background:none;color:var(--muted);font-weight:400;text-decoration:underline}.error{margin:1rem 0 0;color:var(--danger);font-size:.9rem}.details{display:grid;grid-template-columns:auto 1fr;gap:.35rem 1rem;margin:1rem 0 1.5rem;font-size:.9rem}.details dt{color:var(--muted)}.details dd{margin:0}.details-mono{padding-top:.75rem;border-top:1px solid var(--border);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.78rem;color:var(--muted)}.details-mono dd{word-break:break-all}