:root {
  --bg: #f6f6f3; --surface: #ffffff; --surface-2: #fafaf8; --line: #e4e3dc; --line-2: #eeede8;
  --ink: #111110; --ink-2: #52514e; --ink-3: #898781;
  --accent: #2a78d6; --accent-ink: #ffffff; --accent-soft: #e8f1fc; --warm: #eb6834; --warm-soft: #fdeee6;
  --good: #0f8a3c; --warn: #b25a00; --warn-soft: #fff4e0; --danger: #c8312f;
  --radius: 12px; --shadow: 0 1px 2px rgba(17,17,16,.04), 0 4px 16px rgba(17,17,16,.04);
  --nav-w: 248px; color-scheme: light;
}
:root[data-theme="dark"] {
  --bg: #111110; --surface: #1a1a19; --surface-2: #20201e; --line: #2e2e2b; --line-2: #262624;
  --ink: #f0efec; --ink-2: #c3c2b7; --ink-3: #8f8d86;
  --accent: #3987e5; --accent-soft: #17283d; --warm: #f07a4a; --warm-soft: #3a2218;
  --good: #3cc16b; --warn: #f0a64a; --warn-soft: #33270f; --danger: #ef6b69;
  --shadow: 0 1px 2px rgba(0,0,0,.3); color-scheme: dark;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #111110; --surface: #1a1a19; --surface-2: #20201e; --line: #2e2e2b; --line-2: #262624;
    --ink: #f0efec; --ink-2: #c3c2b7; --ink-3: #8f8d86;
    --accent: #3987e5; --accent-soft: #17283d; --warm: #f07a4a; --warm-soft: #3a2218;
    --good: #3cc16b; --warn: #f0a64a; --warn-soft: #33270f; --danger: #ef6b69;
    --shadow: 0 1px 2px rgba(0,0,0,.3); color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { background: var(--bg); color: var(--ink); font: 14px/1.55 Inter, system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; -webkit-font-smoothing: antialiased; }
a { color: var(--accent); text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
.muted { color: var(--ink-3); }
.shell { display: flex; min-height: 100vh; }

/* ---------- 侧边栏 ---------- */
.nav { width: var(--nav-w); flex: none; background: var(--surface); border-right: 1px solid var(--line); position: sticky; top: 0; height: 100vh; overflow-y: auto; display: flex; flex-direction: column; }
.brand { display: flex; align-items: center; gap: 10px; padding: 18px 20px 14px; color: var(--ink); font-size: 18px; letter-spacing: -.01em; }
.brand b { color: var(--accent); font-weight: 700; }
#navlist { padding: 4px 10px 16px; flex: 1; }
.nav-group { margin-top: 14px; }
.nav-group h6 { margin: 0 10px 4px; font-size: 11px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-3); }
.nav a.item { display: flex; align-items: center; gap: 10px; padding: 7px 10px; border-radius: 8px; color: var(--ink-2); font-weight: 500; }
.nav a.item:hover { background: var(--surface-2); color: var(--ink); }
.nav a.item.active { background: var(--accent-soft); color: var(--accent); }
.nav a.item .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; opacity: .5; flex: none; }
.nav a.item .badge { margin-left: auto; font-size: 10px; font-weight: 600; padding: 1px 6px; border-radius: 99px; background: var(--warm-soft); color: var(--warm); }
.nav-foot { padding: 14px 20px; border-top: 1px solid var(--line); font-size: 12px; color: var(--ink-3); }

/* ---------- 顶栏 ---------- */
.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.top { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 14px; padding: 12px 28px; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.search { position: relative; flex: 1; max-width: 560px; display: flex; align-items: center; gap: 8px; background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 0 12px; color: var(--ink-3); }
.search:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.search input { border: 0; outline: 0; background: transparent; flex: 1; padding: 9px 0; color: var(--ink); }
.suggest { position: absolute; left: 0; right: 0; top: calc(100% + 6px); background: var(--surface); border: 1px solid var(--line); border-radius: 10px; box-shadow: var(--shadow); display: none; overflow: hidden; z-index: 30; }
.suggest.open { display: block; }
.suggest div { padding: 8px 12px; cursor: pointer; color: var(--ink); display: flex; justify-content: space-between; }
.suggest div:hover, .suggest div.on { background: var(--accent-soft); }
.suggest small { color: var(--ink-3); }
.top-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.icon-btn { width: 36px; height: 36px; border-radius: 9px; border: 1px solid var(--line); background: var(--surface); cursor: pointer; font-size: 16px; color: var(--ink-2); }
.icon-btn:hover { color: var(--ink); border-color: var(--ink-3); }
.pill { padding: 7px 12px; border-radius: 99px; border: 1px solid var(--line); background: var(--surface); color: var(--ink-2); font-weight: 500; }
.pill #wsCount { display: inline-block; min-width: 18px; text-align: center; margin-left: 4px; background: var(--accent); color: var(--accent-ink); border-radius: 99px; font-size: 11px; padding: 0 5px; }
.only-mobile { display: none; }

/* ---------- 页面 ---------- */
#view { padding: 28px; max-width: 1240px; width: 100%; outline: none; }
.page-head { margin-bottom: 18px; }
.page-head .eyebrow { font-size: 12px; font-weight: 600; color: var(--accent); letter-spacing: .04em; }
.page-head h1 { margin: 2px 0 6px; font-size: 24px; letter-spacing: -.015em; }
.page-head p { margin: 0; color: var(--ink-2); max-width: 820px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.form-card { padding: 18px; display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px 16px; align-items: end; }
.field { display: flex; flex-direction: column; gap: 5px; min-width: 0; }
.field.wide { grid-column: 1 / -1; }
.field > span { font-size: 12px; font-weight: 600; color: var(--ink-2); }
.field small { color: var(--ink-3); font-size: 11.5px; }
input[type=text], input[type=number], input[type=password], select, textarea { width: 100%; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface-2); outline: 0; }
input:focus, select:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
textarea { resize: vertical; min-height: 64px; }
.gene-input { position: relative; }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; background: var(--surface-2); }
.seg button { border: 0; background: transparent; padding: 7px 12px; cursor: pointer; color: var(--ink-2); white-space: nowrap; }
.seg button.on { background: var(--accent); color: var(--accent-ink); }
.switch { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; padding: 6px 0; }
.switch input { appearance: none; width: 36px; height: 20px; border-radius: 99px; background: var(--line); position: relative; cursor: pointer; transition: background .15s; }
.switch input::after { content: ""; position: absolute; top: 2px; left: 2px; width: 16px; height: 16px; border-radius: 50%; background: #fff; transition: left .15s; }
.switch input:checked { background: var(--accent); }
.switch input:checked::after { left: 18px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; max-height: 128px; overflow-y: auto; padding: 6px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface-2); }
.chip { padding: 3px 9px; border-radius: 99px; border: 1px solid var(--line); background: var(--surface); cursor: pointer; font-size: 12px; color: var(--ink-2); }
.chip.on { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 9px 16px; border-radius: 9px; border: 1px solid var(--line); background: var(--surface); cursor: pointer; font-weight: 600; color: var(--ink); white-space: nowrap; }
.btn:hover { border-color: var(--ink-3); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.primary:hover { filter: brightness(1.06); }
.btn.ghost { border-color: transparent; background: transparent; color: var(--ink-2); padding: 6px 10px; font-weight: 500; }
.btn.ghost:hover { background: var(--surface-2); color: var(--ink); }
.btn:disabled { opacity: .55; cursor: progress; }
.btn.sm { padding: 5px 10px; font-size: 12.5px; }
.run-row { display: flex; gap: 8px; align-items: center; }

/* ---------- 结果卡片 ---------- */
.results { display: flex; flex-direction: column; gap: 18px; margin-top: 18px; }
.result { overflow: hidden; }
.result-head { display: flex; align-items: center; gap: 10px; padding: 14px 18px 10px; border-bottom: 1px solid var(--line-2); }
.result-head h3 { margin: 0; font-size: 15px; flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.result-head .kind { font-size: 11px; color: var(--ink-3); font-weight: 500; }
.tabs { display: flex; gap: 2px; padding: 0 12px; border-bottom: 1px solid var(--line-2); overflow-x: auto; }
.tabs button { border: 0; background: none; padding: 9px 10px; cursor: pointer; color: var(--ink-3); font-weight: 500; border-bottom: 2px solid transparent; white-space: nowrap; }
.tabs button.on { color: var(--accent); border-bottom-color: var(--accent); }
.pane { padding: 12px 16px 16px; }
.pane.hidden { display: none; }
.plot { width: 100%; min-height: 300px; }
.warns { display: flex; flex-direction: column; gap: 6px; padding: 0 16px 12px; }
.warn { display: flex; gap: 8px; align-items: flex-start; font-size: 12.5px; color: var(--warn); background: var(--warn-soft); border-radius: 8px; padding: 7px 10px; }
.kv { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 10px; }
.kv div { background: var(--surface-2); border: 1px solid var(--line-2); border-radius: 9px; padding: 8px 10px; min-width: 0; }
.kv b { display: block; font-size: 11px; color: var(--ink-3); font-weight: 600; overflow: hidden; text-overflow: ellipsis; }
.kv span { font-variant-numeric: tabular-nums; word-break: break-word; }
pre.code { margin: 0; background: var(--surface-2); border: 1px solid var(--line-2); border-radius: 9px; padding: 12px; overflow-x: auto; font: 12.5px/1.55 ui-monospace, "Cascadia Code", Consolas, monospace; white-space: pre-wrap; }
.methods { line-height: 1.7; color: var(--ink-2); margin: 0 0 10px; }
.table-wrap { overflow: auto; max-height: 440px; border: 1px solid var(--line-2); border-radius: 9px; }
table.data { border-collapse: collapse; width: 100%; font-size: 12.5px; font-variant-numeric: tabular-nums; }
table.data th { position: sticky; top: 0; background: var(--surface-2); text-align: left; font-weight: 600; color: var(--ink-2); cursor: pointer; padding: 7px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
table.data td { padding: 6px 10px; border-bottom: 1px solid var(--line-2); white-space: nowrap; max-width: 280px; overflow: hidden; text-overflow: ellipsis; }
table.data tr:hover td { background: var(--surface-2); }
.pager { display: flex; justify-content: space-between; align-items: center; padding-top: 8px; color: var(--ink-3); font-size: 12px; }
.spinner { width: 16px; height: 16px; border: 2px solid var(--line); border-top-color: var(--accent); border-radius: 50%; animation: spin .7s linear infinite; display: inline-block; flex: none; }
@keyframes spin { to { transform: rotate(360deg); } }
.error-box { padding: 12px 14px; border-radius: 10px; background: color-mix(in srgb, var(--danger) 10%, var(--surface)); color: var(--danger); border: 1px solid color-mix(in srgb, var(--danger) 30%, var(--line)); }
.skeleton { height: 360px; border-radius: 10px; background: linear-gradient(90deg, var(--surface-2), var(--line-2), var(--surface-2)); background-size: 200% 100%; animation: shimmer 1.2s infinite; margin: 16px; }
@keyframes shimmer { to { background-position: -200% 0; } }

/* ---------- 首页 ---------- */
.hero { padding: 40px 36px 32px; background: radial-gradient(1200px 300px at 0% 0%, var(--accent-soft), transparent 70%), var(--surface); }
.hero h1 { font-size: 34px; margin: 0 0 8px; letter-spacing: -.02em; }
.hero h1 b { color: var(--accent); }
.hero p { color: var(--ink-2); max-width: 760px; margin: 0 0 20px; font-size: 15px; }
.ask { display: flex; gap: 10px; max-width: 760px; }
.ask input { flex: 1; padding: 13px 16px; border-radius: 11px; font-size: 15px; background: var(--surface); }
.examples { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.examples button { border: 1px solid var(--line); background: var(--surface); border-radius: 99px; padding: 5px 12px; cursor: pointer; color: var(--ink-2); font-size: 12.5px; }
.examples button:hover { border-color: var(--accent); color: var(--accent); }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin: 18px 0; }
.stat { padding: 14px 16px; }
.stat b { display: block; font-size: 24px; letter-spacing: -.02em; }
.stat span { color: var(--ink-3); font-size: 12px; }
.grid-modules { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.module { padding: 14px 16px; cursor: pointer; transition: border-color .15s, transform .15s; display: block; color: inherit; }
.module:hover { border-color: var(--accent); transform: translateY(-1px); }
.module .g { font-size: 11px; color: var(--accent); font-weight: 600; }
.module h4 { margin: 2px 0 4px; font-size: 14.5px; }
.module p { margin: 0; color: var(--ink-3); font-size: 12.5px; }
.section-title { font-size: 13px; font-weight: 600; color: var(--ink-2); margin: 26px 0 10px; }

/* ---------- Copilot ---------- */
.chat { display: flex; flex-direction: column; gap: 16px; }
.msg { max-width: 100%; }
.msg.user .bubble { margin-left: auto; background: var(--accent); color: var(--accent-ink); border-radius: 14px 14px 4px 14px; padding: 10px 14px; max-width: 720px; width: fit-content; }
.msg.ai .bubble { background: var(--surface); border: 1px solid var(--line); border-radius: 14px 14px 14px 4px; padding: 14px 18px; }
.bubble h1, .bubble h2, .bubble h3 { font-size: 15px; margin: 12px 0 6px; }
.bubble p { margin: 6px 0; }
.bubble ul, .bubble ol { margin: 6px 0; padding-left: 22px; }
.trace { display: flex; flex-direction: column; gap: 6px; margin: 0 0 10px; }
.trace .t { display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--ink-2); }
.trace .t code { background: var(--surface-2); border: 1px solid var(--line-2); border-radius: 6px; padding: 1px 6px; font-size: 11.5px; color: var(--ink-2); max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.trace .t.err { color: var(--danger); }
.trace .ok { color: var(--good); }
.composer { position: sticky; bottom: 0; padding: 14px 0 4px; background: linear-gradient(transparent, var(--bg) 30%); }
.composer .box { display: flex; gap: 10px; align-items: flex-end; padding: 10px; }
.composer textarea { border: 0; background: transparent; min-height: 44px; max-height: 180px; box-shadow: none; }
.composer textarea:focus { box-shadow: none; }
details.res-fold { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); margin: 8px 0; }
details.res-fold > summary { cursor: pointer; padding: 10px 14px; font-weight: 600; list-style: none; display: flex; gap: 8px; align-items: center; }
details.res-fold > summary::before { content: "▸"; color: var(--ink-3); transition: transform .15s; }
details.res-fold[open] > summary::before { transform: rotate(90deg); }
details.res-fold > .result { border: 0; box-shadow: none; border-top: 1px solid var(--line-2); border-radius: 0; }

/* ---------- 档案 ---------- */
.steps { display: flex; flex-direction: column; gap: 4px; padding: 14px 18px; }
.steps div { display: flex; gap: 8px; align-items: center; font-size: 13px; color: var(--ink-2); }
.findings { padding: 16px 20px; }
.findings h3 { margin: 0 0 8px; font-size: 15px; }
.findings ul { margin: 0; padding-left: 20px; }
.findings li { margin: 4px 0; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.ws-item { display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-bottom: 1px solid var(--line-2); }
.ws-item:last-child { border-bottom: 0; }
.ws-item label { flex: 1; display: flex; gap: 10px; align-items: center; cursor: pointer; min-width: 0; }
.ws-item label span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.empty { padding: 40px; text-align: center; color: var(--ink-3); }

dialog { border: 1px solid var(--line); border-radius: 14px; background: var(--surface); color: var(--ink); padding: 0; width: min(460px, calc(100vw - 32px)); box-shadow: 0 20px 60px rgba(0,0,0,.25); }
dialog::backdrop { background: rgba(0,0,0,.35); }
.dlg { padding: 20px 22px; display: flex; flex-direction: column; gap: 12px; }
.dlg h3 { margin: 0; }
.dlg p { margin: 0; font-size: 12.5px; }
.dlg label { display: flex; flex-direction: column; gap: 5px; font-size: 12.5px; font-weight: 600; color: var(--ink-2); }
.dlg label.row { flex-direction: row; align-items: center; font-weight: 500; }
.dlg-actions { display: flex; justify-content: flex-end; }
.row-actions { display: flex; align-items: center; gap: 10px; font-size: 12.5px; }
.row-actions .ok { color: var(--good); } .row-actions .bad { color: var(--danger); }
.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%) translateY(20px); background: var(--ink); color: var(--bg); padding: 9px 16px; border-radius: 10px; opacity: 0; pointer-events: none; transition: all .2s; z-index: 50; font-size: 13px; }
.toast.on { opacity: 1; transform: translateX(-50%); }

@media (max-width: 900px) {
  .nav { position: fixed; left: 0; z-index: 40; transform: translateX(-100%); transition: transform .2s; box-shadow: var(--shadow); }
  .nav.open { transform: none; }
  .only-mobile { display: inline-block; }
  .top { padding: 10px 16px; }
  #view { padding: 16px; }
  .hero { padding: 26px 18px; }
  .hero h1 { font-size: 26px; }
  .ask { flex-direction: column; }
  .two { grid-template-columns: 1fr; }
  .pill { display: none; }
}

/* hidden 属性优先于组件自身的 display（设置面板按服务商显示 / 隐藏行） */
[hidden] { display: none !important; }

/* 证据等级 */
.evidence { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 10px; padding: 10px 16px 0; font-size: 12.5px; }
.ev-badge { font-weight: 700; border-radius: 99px; padding: 2px 10px; white-space: nowrap; border: 1px solid currentColor; }
.ev-A { color: var(--good); } .ev-B { color: var(--accent); } .ev-C { color: var(--warn); } .ev-N { color: var(--ink-3); }
.ev-reason { flex: 1 1 260px; min-width: 0; }
.evidence details { flex-basis: 100%; }
.evidence summary { cursor: pointer; color: var(--ink-3); }
.ev-checks { margin: 6px 0; padding-left: 4px; list-style: none; display: flex; flex-direction: column; gap: 3px; }
.ev-checks li { display: flex; gap: 6px; } .ev-checks li.ok b { color: var(--good); } .ev-checks li.bad b { color: var(--warn); }