:root{--page:#f0eee6;--surface:#ffffff;--input-bg:#ffffff;--border:#dedbd1;--text-primary:#1f1e1d;--text-secondary:#52514c;--text-muted:#73726c;--accent:#439d2f;--accent-ink:#347a24;--accent-contrast:#faf9f5;--good:#347a24;--bad:#c43d3d;--warn:#a85f13;--radius:10px;--font-body:ui-sans-serif,-apple-system,"Segoe UI","Hiragino Sans","Noto Sans JP",sans-serif}@media (prefers-color-scheme:dark){:root{--page:#1a1a1b;--surface:#232325;--input-bg:#2a2a2c;--border:#3a3a3d;--text-primary:#e8e7e4;--text-secondary:#b5b4b0;--text-muted:#9a9a98}}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--page);color:var(--text-primary);font-family:var(--font-body);font-size:15px;line-height:1.6}a{color:var(--accent-ink);text-decoration:none}a:hover{text-decoration:underline}.shell{min-height:100dvh;display:grid;grid-template-rows:auto 1fr}.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;border-bottom:1px solid var(--border);background:var(--surface)}.topbar .brand{font-weight:700;letter-spacing:.02em;color:var(--text-primary)}.topbar nav{display:flex;gap:18px;font-size:14px}.topbar nav a{color:var(--text-secondary)}.topbar nav a.active{color:var(--text-primary);font-weight:600}.main{padding:32px 24px;max-width:880px;width:100%;margin:0 auto}.center{min-height:100dvh;display:grid;place-items:center;padding:24px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px}.card+.card{margin-top:16px}.card h1,.card h2{margin:0 0 12px;font-size:18px}.auth-card{width:100%;max-width:400px}.auth-card .logo{font-weight:700;font-size:20px;margin-bottom:20px}.field{display:grid;grid-gap:6px;gap:6px;font-size:13px;color:var(--text-secondary)}.input{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;background:var(--input-bg);color:var(--text-primary);font:inherit}.input:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:var(--accent)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border-radius:8px;border:1px solid var(--border);background:var(--surface);color:var(--text-primary);font:inherit;font-weight:600;cursor:pointer}.btn:hover{border-color:var(--text-muted);text-decoration:none}.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-contrast)}.btn.primary:hover{background:var(--accent-ink)}.btn.block{width:100%}.btn.small{padding:6px 10px;font-size:13px;font-weight:500}.btn[disabled]{opacity:.6;cursor:default}.stack{display:grid;grid-gap:12px;gap:12px}.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.muted{color:var(--text-muted);font-size:13px}.error{color:var(--bad)}.error,.ok{font-size:13px;margin:0}.ok{color:var(--good)}.divider{display:flex;align-items:center;gap:12px;color:var(--text-muted);font-size:12px;margin:4px 0}.divider:after,.divider:before{content:"";flex:1 1;height:1px;background:var(--border)}.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));grid-gap:14px;gap:14px}.tile{display:block;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px;color:var(--text-primary)}.tile:hover{border-color:var(--accent);text-decoration:none}.tile .name{font-weight:700;margin-bottom:4px}.tile .desc{color:var(--text-secondary);font-size:13px}.tile.disabled{opacity:.55;pointer-events:none}table.list{width:100%;border-collapse:collapse;font-size:14px}table.list td,table.list th{text-align:left;padding:10px 8px;border-bottom:1px solid var(--border);vertical-align:middle}table.list th{color:var(--text-muted);font-weight:500;font-size:12px}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;background:var(--page);color:var(--text-secondary);border:1px solid var(--border)}.badge.accent{background:var(--accent);color:var(--accent-contrast);border-color:var(--accent)}.qr{background:#fff;padding:12px;border-radius:8px;width:200px;height:200px}.qr img,.qr svg{display:block;width:100%;height:100%}code.secret{font-family:ui-monospace,Menlo,monospace;font-size:13px;word-break:break-all}