/* =========================================================
   TransCheck — design tokens
   ========================================================= */
:root {
  --paper: #f7f5f0;
  --paper-2: #f0ece3;
  --surface: #ffffff;
  --surface-2: #fbf9f5;
  --ink: #191913;
  --ink-2: #3d3c34;
  --muted: #837f6d;
  --line: #e4e0d4;
  --line-strong: #cdc7b6;
  --jade: #1f5e4b;
  --jade-600: #184b3c;
  --jade-soft: #e6efe9;
  --clay: #bf5b33;
  --clay-soft: #f9eae2;
  --amber: #a97c22;
  --amber-soft: #f7efda;
  --danger: #a5301f;
  --r-sm: 8px;
  --r: 12px;
  --r-lg: 18px;
  --sh-1: 0 1px 2px rgba(25, 25, 19, .05);
  --sh-2: 0 6px 20px -8px rgba(25, 25, 19, .18), 0 1px 2px rgba(25, 25, 19, .05);
  --sh-3: 0 22px 60px -24px rgba(25, 25, 19, .3), 0 2px 6px rgba(25, 25, 19, .06);
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --serif: "Songti SC", "Source Han Serif SC", "Noto Serif SC", Georgia, "Times New Roman", serif;
  --mono: "SF Mono", ui-monospace, "JetBrains Mono", Menlo, Consolas, monospace;
  --ease: cubic-bezier(.22, .61, .36, 1);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
svg { flex-shrink: 0; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body {
  background-image:
    radial-gradient(1100px 520px at 12% -10%, #fffdf8 0%, transparent 60%),
    radial-gradient(900px 600px at 100% 0%, #f2efe6 0%, transparent 55%);
  background-attachment: fixed;
}
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; }
::selection { background: #d9e6de; }

/* scrollbars */
* { scrollbar-width: thin; scrollbar-color: #d6d1c2 transparent; }
*::-webkit-scrollbar { width: 9px; height: 9px; }
*::-webkit-scrollbar-thumb { background: #d6d1c2; border-radius: 20px; border: 2px solid transparent; background-clip: content-box; }
*::-webkit-scrollbar-thumb:hover { background: #bfb9a6; background-clip: content-box; }

/* =========================================================
   boot
   ========================================================= */
.boot {
  position: fixed; inset: 0; display: grid; place-content: center; gap: 20px;
  justify-items: center; background: var(--paper); z-index: 200; transition: opacity .45s var(--ease);
}
.boot.gone { opacity: 0; pointer-events: none; }
.boot-mark {
  width: 56px; height: 56px; border-radius: 14px; background: var(--jade); color: #f7f5f0;
  display: grid; place-content: center; font-family: var(--serif); font-size: 28px; letter-spacing: 1px;
  box-shadow: var(--sh-2);
}
.boot-bar { width: 120px; height: 2px; background: var(--line); overflow: hidden; border-radius: 2px; }
.boot-bar i { display: block; height: 100%; width: 40%; background: var(--jade); animation: slide 1.1s infinite var(--ease); }
@keyframes slide { 0% { transform: translateX(-100%); } 100% { transform: translateX(340%); } }

/* =========================================================
   shell
   ========================================================= */
.app { display: grid; grid-template-columns: 78px minmax(0, 1fr); height: 100vh; height: 100dvh; }
.app[hidden] { display: none; }

.rail {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  padding: 18px 0 14px; border-right: 1px solid var(--line);
  background: rgba(255, 255, 255, .55); backdrop-filter: blur(8px);
}
.rail-logo {
  width: 40px; height: 40px; border-radius: 12px; background: var(--jade); color: #f7f5f0;
  display: grid; place-content: center; font-family: var(--serif); font-size: 21px;
  box-shadow: var(--sh-1); margin-bottom: 14px; text-decoration: none;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.rail-logo:hover { transform: translateY(-1px) rotate(-3deg); box-shadow: var(--sh-2); }
.rail-btn {
  width: 56px; padding: 9px 0 7px; border: 0; background: transparent; border-radius: 10px;
  display: grid; justify-items: center; gap: 3px; color: var(--muted);
  transition: background .18s, color .18s; position: relative;
}
.rail-btn svg { width: 20px; height: 20px; }
.rail-btn span { font-size: 10.5px; letter-spacing: .04em; }
.rail-btn:hover { background: var(--paper-2); color: var(--ink-2); }
.rail-btn.on { background: var(--jade-soft); color: var(--jade); }
.rail-btn.on::before {
  content: ""; position: absolute; left: -11px; top: 50%; transform: translateY(-50%);
  width: 3px; height: 20px; border-radius: 0 3px 3px 0; background: var(--jade);
}
.rail-spacer { flex: 1; }
.rail-user {
  width: 36px; height: 36px; border-radius: 50%; background: var(--paper-2); border: 1px solid var(--line);
  display: grid; place-content: center; font-size: 13px; font-weight: 600; color: var(--jade);
  cursor: pointer; transition: .2s;
}
.rail-user:hover { background: var(--jade); color: #fff; border-color: var(--jade); }

.stage { overflow-y: auto; overflow-x: hidden; min-width: 0; }
.stage.editor { display: flex; flex-direction: column; overflow: hidden; }

/* =========================================================
   common bits
   ========================================================= */
.wrap { max-width: 1180px; margin: 0 auto; padding: 40px 44px 80px; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 30px; }
.eyebrow {
  font-size: 11px; letter-spacing: .16em; text-transform: uppercase; color: var(--muted);
  font-family: var(--mono); margin-bottom: 8px;
}
h1.title {
  font-family: var(--serif); font-weight: 500; font-size: 34px; line-height: 1.2; margin: 0;
  letter-spacing: -.01em;
}
h1.title em { font-style: normal; color: var(--jade); }
.sub { color: var(--muted); margin: 8px 0 0; font-size: 13.5px; max-width: 60ch; }
.head-actions { display: flex; gap: 10px; align-items: center; flex-shrink: 0; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  height: 38px; padding: 0 16px; border-radius: 9px; border: 1px solid var(--line-strong);
  background: var(--surface); color: var(--ink-2); font-size: 13.5px; font-weight: 500;
  transition: .18s var(--ease); white-space: nowrap; text-decoration: none;
  box-shadow: var(--sh-1);
}
.btn:hover { border-color: #b7b0a0; background: var(--surface-2); transform: translateY(-1px); }
.btn:active { transform: none; }
.btn svg { width: 15px; height: 15px; }
.btn.primary { background: var(--jade); border-color: var(--jade); color: #f9f8f4; box-shadow: 0 1px 2px rgba(31,94,75,.3); }
.btn.primary:hover { background: var(--jade-600); border-color: var(--jade-600); }
.btn.ghost { background: transparent; border-color: transparent; box-shadow: none; color: var(--muted); }
.btn.ghost:hover { background: var(--paper-2); color: var(--ink); }
.btn.sm { height: 30px; padding: 0 11px; font-size: 12.5px; border-radius: 7px; }
.btn.danger { color: var(--danger); border-color: #e6cfc9; background: #fdf5f3; }
.btn.danger:hover { background: #fbeae6; border-color: #dcb6ab; }
.btn[disabled] { opacity: .45; pointer-events: none; }
.btn .spin {
  width: 13px; height: 13px; border: 2px solid rgba(255,255,255,.35); border-top-color: #fff;
  border-radius: 50%; animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.field { display: grid; gap: 6px; }
.field > label { font-size: 12px; color: var(--muted); letter-spacing: .02em; }
.input, .select, .textarea {
  width: 100%; border: 1px solid var(--line-strong); background: var(--surface);
  border-radius: 9px; padding: 9px 12px; font-size: 13.5px; outline: none;
  transition: border-color .16s, box-shadow .16s;
}
.textarea { resize: vertical; min-height: 76px; line-height: 1.6; }
.input:focus, .select:focus, .textarea:focus { border-color: var(--jade); box-shadow: 0 0 0 3px rgba(31,94,75,.1); }
.hint { font-size: 12px; color: var(--muted); }

.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r);
  box-shadow: var(--sh-1);
}

.pill {
  display: inline-flex; align-items: center; gap: 5px; height: 22px; padding: 0 9px;
  border-radius: 20px; font-size: 11.5px; font-weight: 500; letter-spacing: .01em;
  background: var(--paper-2); color: var(--ink-2); white-space: nowrap;
}
.pill .dot { width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
.pill.jade { background: var(--jade-soft); color: var(--jade); }
.pill.amber { background: var(--amber-soft); color: var(--amber); }
.pill.clay { background: var(--clay-soft); color: var(--clay); }
.pill.mono { font-family: var(--mono); font-size: 11px; }

/* ---- provider picker (settings) ---- */
.prov-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.prov {
  text-align: left; border: 1px solid var(--line); background: var(--surface-2);
  border-radius: var(--r); padding: 14px 15px; display: grid; gap: 6px;
  transition: border-color .18s var(--ease), box-shadow .18s var(--ease), background .18s var(--ease);
}
.prov:hover { border-color: var(--line-strong); background: var(--surface); }
.prov.on {
  border-color: var(--jade); background: #fcfdfb;
  box-shadow: 0 0 0 3px rgba(31, 94, 75, .08), var(--sh-1);
}
.prov-top { display: flex; align-items: center; gap: 8px; }
.prov-name { font-family: var(--serif); font-size: 15.5px; font-weight: 500; color: var(--ink); flex: 1; }
.prov-note { font-size: 12px; color: var(--muted); line-height: 1.5; }
.prov-meta { font-family: var(--mono); font-size: 10.5px; color: var(--line-strong); letter-spacing: .02em; }
.prov.on .prov-meta { color: var(--jade); opacity: .65; }

/* 注册策略切换 */
.seg-ctl {
  display: inline-flex; padding: 3px; gap: 2px; background: var(--paper);
  border: 1px solid var(--line); border-radius: 8px;
}
.seg-ctl button {
  font: inherit; font-size: 12.5px; color: var(--ink-2); background: transparent; border: 0;
  padding: 6px 14px; border-radius: 6px; cursor: pointer; white-space: nowrap;
  transition: background .16s var(--ease), color .16s var(--ease), box-shadow .16s var(--ease);
}
.seg-ctl button:hover { color: var(--ink); }
.seg-ctl button.on { background: #fff; color: var(--jade); font-weight: 600; box-shadow: var(--sh-1); }

.invite-box {
  display: flex; align-items: center; gap: 10px; margin-top: 14px;
  padding: 12px 14px; border: 1px dashed var(--line-strong); border-radius: 8px;
  background: var(--paper); transition: opacity .18s var(--ease);
}
.invite-box.off { display: none; }
.invite-box .k { font-size: 11px; color: var(--muted); letter-spacing: .04em; text-transform: uppercase; }
.invite-code {
  font-size: 16px; letter-spacing: .12em; color: var(--ink);
  font-weight: 600; margin-top: 2px; user-select: all;
}

/* =========================================================
   dashboard
   ========================================================= */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; margin-bottom: 26px; }
.stat { background: var(--surface); padding: 18px 20px; }
.stat .k { font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); font-family: var(--mono); }
.stat .v { font-family: var(--serif); font-size: 30px; line-height: 1.15; margin-top: 6px; }
.stat .v small { font-size: 13px; color: var(--muted); font-family: var(--sans); margin-left: 4px; }

.drop {
  border: 1.5px dashed var(--line-strong); border-radius: var(--r-lg); background: rgba(255,255,255,.6);
  padding: 30px 28px; display: flex; align-items: center; gap: 22px; cursor: pointer;
  transition: .22s var(--ease); margin-bottom: 30px; position: relative; overflow: hidden;
}
.drop::after {
  content: ""; position: absolute; inset: 0; background: radial-gradient(340px 120px at 14% 50%, rgba(31,94,75,.07), transparent 70%);
  opacity: 0; transition: opacity .3s;
}
.drop:hover, .drop.over { border-color: var(--jade); background: #fff; box-shadow: var(--sh-2); }
.drop:hover::after, .drop.over::after { opacity: 1; }
.drop-ic {
  width: 52px; height: 52px; border-radius: 14px; background: var(--jade-soft); color: var(--jade);
  display: grid; place-content: center; flex-shrink: 0;
}
.drop-ic svg { width: 24px; height: 24px; }
.drop h3 { margin: 0 0 4px; font-size: 15.5px; font-weight: 600; }
.drop p { margin: 0; color: var(--muted); font-size: 12.5px; }
.drop-formats { margin-left: auto; display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }

.section-bar { display: flex; align-items: center; justify-content: space-between; margin: 0 0 14px; }
.section-bar h2 { font-family: var(--serif); font-weight: 500; font-size: 19px; margin: 0; }
.search { position: relative; }
.search input { padding-left: 32px; width: 220px; height: 34px; }
.search svg { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); width: 15px; height: 15px; color: var(--muted); }

.doc-list { display: grid; gap: 8px; }
.doc {
  display: grid; grid-template-columns: 44px minmax(0,1fr) 150px 118px 90px 32px; align-items: center; gap: 16px;
  padding: 13px 16px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r);
  cursor: pointer; transition: .18s var(--ease);
}
.doc:hover { border-color: var(--line-strong); box-shadow: var(--sh-2); transform: translateY(-1px); }
.doc-fmt {
  width: 34px; height: 34px; border-radius: 9px; display: grid; place-content: center;
  font-family: var(--mono); font-size: 10px; letter-spacing: .04em; text-transform: uppercase;
  background: var(--paper-2); color: var(--ink-2); border: 1px solid var(--line);
}
.doc-title { font-weight: 550; font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.doc-meta { color: var(--muted); font-size: 12px; margin-top: 2px; display: flex; gap: 8px; align-items: center; }
.doc-prog { display: grid; gap: 5px; }
.bar { height: 4px; border-radius: 4px; background: var(--paper-2); overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--jade); border-radius: 4px; transition: width .5s var(--ease); }
.doc-prog span { font-family: var(--mono); font-size: 10.5px; color: var(--muted); }
.doc-del { opacity: 0; transition: opacity .18s; }
.doc:hover .doc-del { opacity: 1; }

/* =========================================================
   editor
   ========================================================= */
.ed-head {
  display: flex; align-items: center; gap: 14px; padding: 12px 20px;
  border-bottom: 1px solid var(--line); background: rgba(255,255,255,.72); backdrop-filter: blur(10px);
  flex-shrink: 0; z-index: 20;
}
.ed-title-box { min-width: 0; flex: 1; }
.ed-title {
  font-family: var(--serif); font-size: 19px; font-weight: 500; margin: 0; border: 0; background: transparent;
  width: 100%; padding: 2px 6px; border-radius: 6px; outline: none; text-overflow: ellipsis;
}
.ed-title:hover { background: var(--paper-2); }
.ed-title:focus { background: #fff; box-shadow: 0 0 0 3px rgba(31,94,75,.12); }
.ed-sub { display: flex; gap: 10px; align-items: center; font-size: 12px; color: var(--muted); padding-left: 6px; flex-wrap: wrap; }
.lang-swap {
  display: inline-flex; align-items: center; gap: 6px; font-family: var(--mono); font-size: 11.5px;
  border: 1px solid var(--line); background: var(--surface); border-radius: 6px; padding: 2px 8px;
  color: var(--ink-2); cursor: pointer; white-space: nowrap; flex-shrink: 0;
}
.lang-swap svg { width: 12px; height: 12px; flex-shrink: 0; }
.lang-swap:hover { border-color: var(--jade); color: var(--jade); }

.ed-body { flex: 1; display: grid; grid-template-columns: minmax(0, 1fr) 396px; min-height: 0; }
.pane-main { overflow-y: auto; position: relative; }
.pane-side { border-left: 1px solid var(--line); background: var(--surface-2); display: flex; flex-direction: column; min-height: 0; }

.seg-toolbar {
  position: sticky; top: 0; z-index: 10; display: flex; align-items: center; gap: 10px;
  padding: 9px 20px; background: rgba(247,245,240,.92); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line); font-size: 12px; color: var(--muted);
}
.seg-toolbar .grow { flex: 1; }
.filter-chip {
  border: 1px solid transparent; background: transparent; color: var(--muted); font-size: 12px;
  padding: 3px 9px; border-radius: 6px; transition: .16s;
}
.filter-chip:hover { background: var(--paper-2); color: var(--ink-2); }
.filter-chip.on { background: var(--jade-soft); color: var(--jade); border-color: #cfe0d6; }

.seg-list { padding: 8px 16px 60px; }
.seg {
  display: grid; grid-template-columns: 34px minmax(0,1fr); gap: 14px; padding: 14px 12px 14px 6px;
  border-bottom: 1px solid var(--line); position: relative; transition: background .16s;
}
.seg:last-child { border-bottom: 0; }
.seg:hover { background: rgba(255,255,255,.7); }
.seg.on { background: #fff; box-shadow: inset 3px 0 0 var(--jade); }
.seg-no {
  font-family: var(--mono); font-size: 10.5px; color: var(--muted); padding-top: 3px; text-align: right;
  display: flex; flex-direction: column; align-items: flex-end; gap: 5px;
}
.seg-no .st { width: 6px; height: 6px; border-radius: 50%; background: var(--line-strong); }
.seg-no .st.draft { background: var(--amber); }
.seg-no .st.review { background: var(--clay); }
.seg-no .st.approved { background: var(--jade); }
.seg-src { color: var(--ink-2); font-size: 13px; line-height: 1.65; white-space: pre-wrap; word-break: break-word; }
.seg-src.dim { color: var(--muted); }
.seg-tgt {
  margin-top: 8px; width: 100%; border: 1px solid transparent; background: transparent;
  border-radius: 8px; padding: 7px 9px; font-size: 13.5px; line-height: 1.7; resize: none;
  font-family: var(--sans); color: var(--ink); overflow: hidden; transition: .16s; display: block;
}
.seg-tgt:hover { border-color: var(--line); background: #fff; }
.seg-tgt:focus { border-color: var(--jade); background: #fff; box-shadow: 0 0 0 3px rgba(31,94,75,.08); outline: none; }
.seg-tgt.empty { color: var(--muted); font-style: italic; }
.seg-note {
  margin-top: 6px; font-size: 11.5px; color: var(--clay); background: var(--clay-soft);
  border-radius: 6px; padding: 5px 9px; display: flex; gap: 6px; line-height: 1.5;
}
.seg-note b { font-weight: 600; color: var(--clay); flex-shrink: 0; }
.seg-acts { display: flex; gap: 4px; margin-top: 6px; opacity: 0; transition: opacity .16s; }
.seg:hover .seg-acts, .seg.on .seg-acts { opacity: 1; }
.icon-btn {
  border: 1px solid transparent; background: transparent; color: var(--muted); border-radius: 6px;
  width: 26px; height: 26px; display: grid; place-content: center; transition: .16s;
}
.icon-btn svg { width: 14px; height: 14px; }
.icon-btn:hover { background: var(--paper-2); color: var(--ink); border-color: var(--line); }
.icon-btn.ok:hover { color: var(--jade); border-color: #cfe0d6; background: var(--jade-soft); }
.seg.flag-hide { display: none; }

/* side panel */
.tabs { display: flex; gap: 2px; padding: 8px 10px; border-bottom: 1px solid var(--line); flex-shrink: 0; background: var(--surface-2); }
.tab {
  flex: 1; border: 0; background: transparent; padding: 7px 4px; border-radius: 7px; font-size: 12.5px;
  color: var(--muted); font-weight: 500; transition: .16s;
}
.tab:hover { background: rgba(255,255,255,.7); color: var(--ink-2); }
.tab.on { background: #fff; color: var(--jade); box-shadow: var(--sh-1); }
.side-body { flex: 1; overflow-y: auto; padding: 16px; display: flex; flex-direction: column; gap: 14px; min-height: 0; }
.side-foot { border-top: 1px solid var(--line); padding: 12px; background: var(--surface); flex-shrink: 0; }

/* chat */
.chat-log { display: flex; flex-direction: column; gap: 14px; flex: 1; }
.msg { display: flex; gap: 9px; animate: fade .3s var(--ease); }
@keyframes fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }
.msg .av {
  width: 24px; height: 24px; border-radius: 7px; flex-shrink: 0; display: grid; place-content: center;
  font-size: 10.5px; font-weight: 700; font-family: var(--mono);
}
.msg.user .av { background: var(--paper-2); color: var(--ink-2); border: 1px solid var(--line); }
.msg.assistant .av { background: var(--jade); color: #f7f5f0; }
.msg-b { min-width: 0; flex: 1; }
.msg-who { font-size: 11px; color: var(--muted); margin-bottom: 3px; letter-spacing: .02em; }
.msg-t {
  font-size: 13px; line-height: 1.68; white-space: pre-wrap; word-break: break-word; color: var(--ink);
}
.msg.user .msg-t { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 9px 11px; }
.msg-t .cursor { display: inline-block; width: 6px; height: 15px; background: var(--jade); vertical-align: -2px; animation: blink 1s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.msg-t code { background: var(--paper-2); padding: 1px 4px; border-radius: 4px; font-family: var(--mono); font-size: 11.5px; }

.chat-input { display: grid; gap: 8px; }
.chat-input textarea { min-height: 62px; max-height: 160px; }
.chat-row { display: flex; gap: 8px; align-items: center; }
.chat-row .grow { flex: 1; }
.quick-chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip {
  border: 1px solid var(--line); background: #fff; border-radius: 20px; padding: 3px 10px;
  font-size: 11.5px; color: var(--ink-2); transition: .16s;
}
.chip:hover { border-color: var(--jade); color: var(--jade); background: var(--jade-soft); }

/* patch cards */
.patch {
  border: 1px solid #d8e4dc; background: #fff; border-radius: 10px; padding: 10px 12px; display: grid; gap: 7px;
}
.patch-head { display: flex; align-items: center; gap: 8px; font-size: 11.5px; color: var(--jade); font-family: var(--mono); }
.patch-line { font-size: 12.5px; line-height: 1.6; }
.patch-line del { color: #9a8b84; background: #fbf1ed; text-decoration-color: #d9b5a8; padding: 1px 3px; border-radius: 3px; }
.patch-line ins { color: var(--jade); background: var(--jade-soft); text-decoration: none; padding: 1px 3px; border-radius: 3px; }
.patch-why { font-size: 11.5px; color: var(--muted); }
.patch-acts { display: flex; gap: 6px; }

/* glossary / list inside panel */
.mini-list { display: grid; gap: 6px; }
.mini-item {
  display: flex; align-items: center; gap: 8px; padding: 7px 9px; background: #fff;
  border: 1px solid var(--line); border-radius: 8px; font-size: 12.5px;
}
.mini-item .src { color: var(--ink); font-weight: 550; }
.mini-item .arrow { color: var(--line-strong); }
.mini-item .tgt { color: var(--jade); }
.mini-item .grow { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mini-item .del { opacity: 0; }
.mini-item:hover .del { opacity: 1; }

.suggest {
  border: 1px dashed #cfd9d3; background: #f6faf7; border-radius: 10px; padding: 10px; display: grid; gap: 8px;
}
.suggest h4 { margin: 0; font-size: 12px; color: var(--jade); letter-spacing: .02em; }
.sug-item { display: flex; gap: 8px; align-items: center; font-size: 12.5px; }
.sug-item input[type=checkbox] { accent-color: var(--jade); }

/* progress banner */
.ptrack {
  display: flex; align-items: center; gap: 12px; padding: 9px 20px; background: var(--jade-soft);
  color: var(--jade); font-size: 12.5px; border-bottom: 1px solid #d3e2d9; flex-shrink: 0;
}
.ptrack .bar { flex: 1; background: #cfe0d6; height: 3px; }
.ptrack .bar i { background: var(--jade); }
.ptrack .mono { font-family: var(--mono); font-size: 11px; }

/* =========================================================
   knowledge
   ========================================================= */
.kb-grid { display: grid; grid-template-columns: 220px minmax(0,1fr); gap: 26px; align-items: start; }
.kb-nav { display: grid; gap: 3px; position: sticky; top: 20px; }
.kb-nav button {
  text-align: left; border: 0; background: transparent; padding: 9px 12px; border-radius: 8px;
  font-size: 13px; color: var(--ink-2); display: flex; justify-content: space-between; align-items: center;
  transition: .16s;
}
.kb-nav button:hover { background: var(--paper-2); }
.kb-nav button.on { background: var(--surface); box-shadow: var(--sh-1); color: var(--jade); font-weight: 550; }
.kb-nav .n { font-family: var(--mono); font-size: 11px; color: var(--muted); }
.kb-nav button > span:first-child { min-width: 0; white-space: nowrap; }
.kb-nav svg { width: 16px; height: 16px; }
.kb-panel { min-height: 420px; }
.kb-toolbar { display: flex; gap: 10px; align-items: center; margin-bottom: 16px; flex-wrap: wrap; }
.kb-toolbar .grow { flex: 1; }

table.tb { width: 100%; border-collapse: collapse; font-size: 13px; }
table.tb th {
  text-align: left; font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted);
  font-family: var(--mono); font-weight: 500; padding: 0 12px 8px; border-bottom: 1px solid var(--line);
}
table.tb td { padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.tb tr:hover td { background: rgba(255,255,255,.75); }
table.tb td.url { font-family: var(--mono); font-size: 12px; color: var(--jade); }
table.tb .row-acts { display: flex; gap: 4px; justify-content: flex-end; opacity: 0; transition: .16s; }
table.tb tr:hover .row-acts { opacity: 1; }
.rule-row { display: grid; grid-template-columns: 90px minmax(0,1fr) auto; gap: 12px; align-items: start; padding: 12px 0; border-bottom: 1px solid var(--line); }
.rule-row .cat { font-family: var(--mono); font-size: 10.5px; text-transform: uppercase; color: var(--muted); padding-top: 2px; }
.rule-row .r { font-size: 13.5px; line-height: 1.6; }
.rule-row .ev { font-size: 11.5px; color: var(--muted); margin-top: 4px; }

.empty {
  text-align: center; padding: 56px 20px; color: var(--muted); display: grid; justify-items: center; gap: 10px;
}
.empty svg { width: 32px; height: 32px; color: var(--line-strong); }
.empty h3 { margin: 0; font-family: var(--serif); font-weight: 500; font-size: 17px; color: var(--ink-2); }
.empty p { margin: 0; font-size: 13px; max-width: 40ch; }

/* =========================================================
   auth
   ========================================================= */
.auth { display: grid; grid-template-columns: 1.05fr .95fr; height: 100vh; height: 100dvh; }
.auth-art {
  background: var(--jade); color: #eef4f0; padding: 56px 60px; display: flex; flex-direction: column;
  position: relative; overflow: hidden;
}
.auth-art::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 44px 44px; mask-image: radial-gradient(600px 400px at 20% 20%, #000, transparent 75%);
}
.auth-art::after {
  content: "译"; position: absolute; right: -40px; bottom: -90px; font-family: var(--serif);
  font-size: 340px; line-height: 1; color: rgba(255,255,255,.045); pointer-events: none;
}
.auth-logo { display: flex; align-items: center; gap: 10px; font-family: var(--serif); font-size: 19px; letter-spacing: .02em; }
.auth-logo .m { width: 34px; height: 34px; border-radius: 9px; background: rgba(255,255,255,.14); display: grid; place-content: center; }
.auth-copy { margin-top: auto; position: relative; z-index: 1; }
.auth-copy h2 { font-family: var(--serif); font-size: 40px; line-height: 1.24; font-weight: 500; margin: 0 0 18px; letter-spacing: -.01em; }
.auth-copy p { margin: 0; color: #c6d8ce; font-size: 13.5px; max-width: 42ch; line-height: 1.75; }
.auth-feats { margin-top: 34px; display: grid; gap: 11px; position: relative; z-index: 1; }
.auth-feat { display: flex; gap: 10px; align-items: flex-start; font-size: 12.5px; color: #d6e5db; }
.auth-feat i {
  width: 16px; height: 16px; border-radius: 50%; background: rgba(255,255,255,.13); flex-shrink: 0;
  display: grid; place-content: center; margin-top: 2px;
}
.auth-feat i svg { width: 9px; height: 9px; }
.auth-form-side { display: grid; place-content: center; padding: 40px; background: var(--paper); }
.auth-card { width: 360px; max-width: 100%; }
.auth-card h1 { font-family: var(--serif); font-weight: 500; font-size: 27px; margin: 0 0 6px; }
.auth-card .sub { margin: 0 0 26px; }
.auth-form { display: grid; gap: 14px; }
.auth-switch { margin-top: 18px; font-size: 12.5px; color: var(--muted); text-align: center; }
.auth-switch button { border: 0; background: none; color: var(--jade); font-weight: 550; padding: 0 2px; }
.err { color: var(--danger); font-size: 12.5px; background: #fdf3f1; border: 1px solid #efd8d2; padding: 8px 11px; border-radius: 8px; }

/* =========================================================
   toast / modal / menu
   ========================================================= */
.toast-wrap { position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%); display: grid; gap: 8px; z-index: 300; }
.toast {
  background: #222219; color: #f6f4ee; padding: 10px 16px; border-radius: 10px; font-size: 13px;
  box-shadow: var(--sh-3); animation: pop .28s var(--ease); display: flex; gap: 8px; align-items: center; max-width: 460px;
}
@keyframes pop { from { opacity: 0; transform: translateY(8px) scale(.97); } to { opacity: 1; transform: none; } }
.toast.err { background: #7d2416; }
.toast.ok { background: var(--jade); }

.modal-mask {
  position: fixed; inset: 0; background: rgba(25,25,19,.42); backdrop-filter: blur(3px);
  display: grid; place-items: center; z-index: 250; animation: fade .2s;
}
.modal {
  background: var(--surface); border-radius: var(--r-lg); box-shadow: var(--sh-3); width: min(560px, 92vw);
  max-height: 86vh; display: flex; flex-direction: column; overflow: hidden; animation: pop .24s var(--ease);
}
.modal-h { padding: 18px 22px 12px; display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; }
.modal-h h3 { margin: 0; font-family: var(--serif); font-weight: 500; font-size: 19px; }
.modal-h p { margin: 4px 0 0; color: var(--muted); font-size: 12.5px; }
.modal-b { padding: 6px 22px 18px; overflow-y: auto; display: grid; gap: 14px; }
.modal-f { padding: 14px 22px; border-top: 1px solid var(--line); display: flex; justify-content: flex-end; gap: 9px; background: var(--surface-2); }

.menu {
  position: fixed; background: #fff; border: 1px solid var(--line); border-radius: 10px; box-shadow: var(--sh-3);
  padding: 5px; z-index: 260; min-width: 190px; animation: pop .16s var(--ease);
}
.menu button {
  display: flex; width: 100%; align-items: center; gap: 9px; border: 0; background: transparent;
  padding: 8px 10px; border-radius: 7px; font-size: 13px; text-align: left; color: var(--ink-2);
}
.menu button:hover { background: var(--paper-2); }
.menu .sep { height: 1px; background: var(--line); margin: 4px 6px; }
.menu .lbl { font-size: 10.5px; color: var(--muted); padding: 6px 10px 3px; font-family: var(--mono); letter-spacing: .08em; text-transform: uppercase; }

.kbd {
  font-family: var(--mono); font-size: 10.5px; background: var(--paper-2); border: 1px solid var(--line);
  border-bottom-width: 2px; border-radius: 4px; padding: 0 4px; color: var(--muted);
}

.skeleton { background: linear-gradient(90deg, #f0ede4, #f7f5f0, #f0ede4); background-size: 200% 100%; animation: sk 1.2s infinite; border-radius: 8px; }
@keyframes sk { to { background-position: -200% 0; } }

/* =========================================================
   responsive
   ========================================================= */
@media (max-width: 1180px) {
  .ed-body { grid-template-columns: minmax(0,1fr) 340px; }
  .wrap { padding: 32px 28px 64px; }
}
@media (max-width: 980px) {
  .stats { grid-template-columns: repeat(2, 1fr); }
  .doc { grid-template-columns: 40px minmax(0,1fr) 100px 32px; }
  .doc .doc-prog, .doc .doc-status { display: none; }
  .ed-body { grid-template-columns: minmax(0,1fr); }
  .pane-side {
    position: fixed; right: 0; top: 0; bottom: 0; width: min(420px, 92vw); z-index: 120;
    box-shadow: var(--sh-3); transform: translateX(100%); transition: transform .3s var(--ease);
  }
  .pane-side.open { transform: none; }
  .auth { grid-template-columns: 1fr; }
  .auth-art { display: none; }
  .kb-grid { grid-template-columns: 1fr; }
  .kb-nav { position: static; grid-auto-flow: column; overflow-x: auto; }
}
@media (max-width: 700px) {
  .prov-grid { grid-template-columns: 1fr; }
  .app { grid-template-columns: 1fr; grid-template-rows: 1fr 60px; }
  .rail { flex-direction: row; order: 2; border-right: 0; border-top: 1px solid var(--line); padding: 6px 10px; justify-content: space-around; }
  .rail-logo, .rail-spacer { display: none; }
  .rail-btn.on::before { display: none; }
  .wrap { padding: 22px 16px 60px; }
  h1.title { font-size: 26px; }
  .drop { flex-wrap: wrap; }
  .drop-formats { margin-left: 0; justify-content: flex-start; }
  .doc { grid-template-columns: 34px minmax(0,1fr) 28px; }
  .doc .doc-time { display: none; }
  .drop-formats .pill:nth-child(n+4) { display: none; }
  .page-head { flex-direction: column; align-items: flex-start; gap: 14px; }
}