:root{--bg:#f6f7f9;--surface:#fff;--ink:#14161c;--muted:#5b6170;--line:#d5d9e1;--accent:#1c55c9;--accent-ink:#fff;--ok:#16794a;--warn:#8a5a00;--err:#b42318;--chip:#eef2fa;--focus:#ffbf47;color-scheme:light}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#111318;--surface:#1a1d24;--ink:#e8eaf0;--muted:#a3a9b8;--line:#343a46;--accent:#7fa6ff;--accent-ink:#0b1020;--ok:#5dd39a;--warn:#f0b75a;--err:#ff8a7a;--chip:#232838;color-scheme:dark}}
*{box-sizing:border-box}html,body{margin:0}body{background:var(--bg);color:var(--ink);font:15px/1.55 system-ui,-apple-system,"Segoe UI","Noto Sans TC","Noto Sans JP","Noto Sans Thai",sans-serif}
a{color:var(--accent)}:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:var(--surface);padding:6px 10px;z-index:9}
.topbar{display:flex;flex-wrap:wrap;gap:12px;align-items:center;padding:10px 16px;background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.topbar nav{display:flex;flex-wrap:wrap;gap:4px}.topbar nav a{padding:6px 10px;border-radius:6px;text-decoration:none}.topbar nav a[aria-current]{background:var(--chip);font-weight:600}
.brand{font-weight:700;text-decoration:none;color:var(--ink)}.spacer{flex:1}
main{max-width:1180px;margin:0 auto;padding:16px}h1{font-size:1.5rem;margin:.4em 0 .6em}h2{font-size:1.15rem}h3{font-size:1rem}
.muted{color:var(--muted)}.small{font-size:.85rem}.mono{font-family:ui-monospace,Menlo,monospace;font-size:.85em}.error{color:var(--err)}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:14px 16px;margin:14px 0}.panel-head{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:space-between}
.notice{border-radius:8px;padding:10px 12px;margin:10px 0;border:1px solid var(--line);background:var(--chip)}.notice-error{border-color:var(--err);color:var(--err)}.notice-warning{border-color:var(--warn)}.notice-success{border-color:var(--ok)}
.btn{font:inherit;border-radius:8px;border:1px solid var(--line);background:var(--surface);color:var(--ink);padding:7px 14px;cursor:pointer;margin:4px 4px 4px 0;min-height:36px}
.btn-primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}.btn-danger{color:var(--err);border-color:var(--err)}.btn-link,.btn-link.btn{border:0;background:none;color:var(--accent);padding:4px 6px;text-decoration:underline;cursor:pointer;font:inherit}
.btn[disabled]{opacity:.55;cursor:not-allowed}.btn[aria-busy=true]{cursor:progress}
input,select,textarea{font:inherit;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:7px 9px;max-width:100%}textarea{width:100%}
input:not([type=checkbox]):not([type=radio]):not([type=file]){width:100%}label{display:block;margin:6px 0 2px}.opt{display:inline-flex;gap:6px;align-items:center;margin:4px 14px 4px 0}
fieldset{border:1px solid var(--line);border-radius:8px;margin:12px 0;padding:10px 12px}legend{font-weight:600;padding:0 4px}
.field.has-error{border-color:var(--err)}.field .source{font-size:.82rem;color:var(--muted);font-style:italic;margin:0 0 4px}.field .help{font-size:.88rem;color:var(--muted);margin:0 0 6px}.req{color:var(--err)}
.state-switch{display:flex;flex-wrap:wrap;gap:6px;margin:4px 0 8px}.chip{display:inline-flex;gap:4px;align-items:center;border:1px solid var(--line);border-radius:999px;padding:3px 10px;margin:0;font-size:.85rem}.chip.on{background:var(--chip);border-color:var(--accent)}
.grid2,.grid3{display:grid;gap:8px 14px}.grid2{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.grid3{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}
.sub{min-width:0}.radios,.checks{display:flex;flex-wrap:wrap}
.app-layout{display:grid;grid-template-columns:250px 1fr;gap:18px}@media (max-width:820px){.app-layout{grid-template-columns:1fr}}
.steps ol{list-style:none;padding:0;margin:0;position:sticky;top:64px}.steps button{all:unset;display:flex;gap:8px;align-items:center;width:100%;padding:7px 10px;border-radius:8px;cursor:pointer;box-sizing:border-box}
.steps button.on{background:var(--chip);font-weight:600}.steps button:focus-visible{outline:3px solid var(--focus)}.steps .n{width:22px;height:22px;border-radius:50%;border:1px solid var(--line);display:inline-grid;place-items:center;font-size:.8rem}.steps .count{margin-left:auto;background:var(--warn);color:#fff;border-radius:999px;padding:0 7px;font-size:.75rem}
.savebar{position:sticky;bottom:0;background:var(--surface);border-top:1px solid var(--line);padding:8px 0;display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:flex-end;margin-top:16px}
.collection{border-left:3px solid var(--line);padding-left:12px;margin:16px 0}.row-card{border:1px solid var(--line);border-radius:8px;padding:6px 10px;margin:8px 0;background:var(--surface)}.row-card summary{cursor:pointer;font-weight:600}
.table{width:100%;border-collapse:collapse;margin:8px 0;font-size:.92rem}.table th,.table td{border-bottom:1px solid var(--line);padding:7px 6px;text-align:left;vertical-align:top}.table thead th{background:var(--chip)}
@media (max-width:720px){.table{display:block;overflow-x:auto}}
.badge{display:inline-block;border-radius:999px;padding:1px 8px;font-size:.78rem;background:var(--chip);border:1px solid var(--line)}.badge-warning{border-color:var(--warn);color:var(--warn);font-weight:600}.flag{display:inline-block;font-size:.72rem;background:var(--chip);border-radius:4px;padding:0 5px;margin:1px}
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:10px;list-style:none;padding:0}.tiles a{display:flex;flex-direction:column;gap:4px;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:14px;text-decoration:none;color:var(--ink)}.tiles .num{font-size:1.8rem;font-weight:700}
.cards{list-style:none;padding:0;display:grid;gap:10px}.cards a{display:block;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:12px 14px;text-decoration:none;color:var(--ink)}
.tabs{display:flex;flex-wrap:wrap;gap:4px;border-bottom:1px solid var(--line);margin-bottom:8px}.tabs a,.tabs button{padding:8px 12px;text-decoration:none;border:0;background:none;font:inherit;color:var(--ink);cursor:pointer;border-bottom:3px solid transparent}.tabs [aria-current]{border-bottom-color:var(--accent);font-weight:600}
.filters{display:flex;flex-wrap:wrap;gap:10px;align-items:flex-end}.filters label{margin:0}.pager{display:flex;gap:10px;align-items:center}
.dl{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:6px 18px}.dl div{display:flex;flex-direction:column}.dl dt{color:var(--muted);font-size:.85rem}.dl dd{margin:0}
.viewer .pdf{width:100%;height:70vh;border:1px solid var(--line);border-radius:8px;background:#fff}.login{max-width:440px}.inline{display:flex;gap:8px;align-items:flex-end}.inline input{flex:1}
.tags{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:6px}.tags li{background:var(--chip);border-radius:999px;padding:2px 4px 2px 10px}
.inline-action{display:inline-block;width:100%}.boot{min-height:100vh}.loading{color:var(--muted)}.landing{max-width:520px}
.hash{display:block;word-break:break-all;max-width:22ch}