:root{--bg:#f6f7fa;--fg:#1b1f2a;--muted:#6b7280;--line:#e3e6ee;--card:#fff;--accent:#1f2a44;--accent-fg:#fff;--warn:#b45309;--warn-bg:#fff7ed;--ok:#166534;--ok-bg:#f0fdf4;--code:#f1f3f8;--radius:10px}
@media (prefers-color-scheme:dark){:root{--bg:#12141a;--fg:#e6e8ef;--muted:#9aa1b1;--line:#2a2f3a;--card:#1a1d25;--accent:#dfe4f2;--accent-fg:#12141a;--warn:#fbbf24;--warn-bg:#2a2210;--ok:#86efac;--ok-bg:#10261a;--code:#232734}}
*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.6 -apple-system,BlinkMacSystemFont,"PingFang SC","Helvetica Neue",Arial,"Noto Sans CJK SC",sans-serif}
a{color:inherit}button,input,select,textarea{font:inherit;color:inherit}
.top{display:flex;align-items:center;gap:12px;padding:10px 16px;border-bottom:1px solid var(--line);background:var(--card);position:sticky;top:0;z-index:5;flex-wrap:wrap}
.top h1{font-size:16px;margin:0;font-weight:700;letter-spacing:.2px}.top .sub{color:var(--muted);font-size:12px}
.top .spacer{flex:1}.top select,.top button{padding:6px 10px;border:1px solid var(--line);border-radius:8px;background:var(--card)}
.top .privacy{font-size:12px;color:var(--muted);width:100%}
nav.tabs{display:flex;gap:4px;padding:8px 16px 0;overflow-x:auto;border-bottom:1px solid var(--line);background:var(--card)}
nav.tabs button{white-space:nowrap;padding:8px 14px;border:1px solid transparent;border-bottom:none;border-radius:8px 8px 0 0;background:transparent;color:var(--muted);cursor:pointer}
nav.tabs button.on{background:var(--bg);border-color:var(--line);color:var(--fg);font-weight:600}
main{padding:16px;max-width:1100px;margin:0 auto}
section.panel{display:none}section.panel.on{display:block}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin-bottom:16px}
.card h2{font-size:16px;margin:0 0 8px}.card h3{font-size:14px;margin:14px 0 6px}
.hint{color:var(--muted);font-size:13px}
label.f{display:block;margin:10px 0 4px;font-size:13px;color:var(--muted)}
textarea,input[type=text],input[type=password],input[type=number],select{width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:var(--bg)}
textarea{min-height:120px;resize:vertical;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;line-height:1.5}
textarea.tall{min-height:320px}
.row{display:flex;gap:12px;flex-wrap:wrap}.row>*{flex:1 1 200px}
.btns{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px;align-items:center}
button.pri{background:var(--accent);color:var(--accent-fg);border:1px solid var(--accent);padding:9px 16px;border-radius:8px;cursor:pointer;font-weight:600}
button.sec{background:var(--card);border:1px solid var(--line);padding:8px 14px;border-radius:8px;cursor:pointer}
button:disabled{opacity:.5;cursor:not-allowed}
.note{padding:10px 12px;border-radius:8px;font-size:13px;margin:8px 0}.note.warn{background:var(--warn-bg);color:var(--warn)}.note.ok{background:var(--ok-bg);color:var(--ok)}
.out{border:1px solid var(--line);border-radius:var(--radius);background:var(--card);padding:16px;min-height:80px}
.out pre{background:var(--code);padding:10px;border-radius:8px;overflow:auto;font-size:13px;white-space:pre-wrap;word-break:break-word}
.out code{background:var(--code);padding:1px 5px;border-radius:4px;font-size:.92em}
.out table{border-collapse:collapse;width:100%;font-size:13px;margin:8px 0;display:block;overflow-x:auto}
.out th,.out td{border:1px solid var(--line);padding:5px 8px;text-align:left;vertical-align:top}
.out h1,.out h2,.out h3{margin:16px 0 6px}.out h1{font-size:18px}.out h2{font-size:16px}.out h3{font-size:14px}
.out blockquote{border-left:3px solid var(--line);margin:8px 0;padding:2px 12px;color:var(--muted)}
.out .gap{background:var(--warn-bg);color:var(--warn);padding:0 4px;border-radius:4px}
.status{font-size:13px;color:var(--muted);min-height:20px}
.gate{max-width:720px;margin:32px auto}.gate ol{padding-left:22px}.gate li{margin:10px 0}
.gate pre{background:var(--code);padding:12px;border-radius:8px;font-size:13px;overflow:auto}
.chk{display:flex;gap:8px;align-items:flex-start;margin-top:16px}
.kv{font-size:13px;color:var(--muted)}
details summary{cursor:pointer}
@media (max-width:600px){main{padding:12px}.card{padding:12px}}

#p-about p,#p-about li{line-height:1.75}#p-about ul,#p-about ol{padding-left:22px}#p-about li{margin:6px 0}