/* 河畔索引 —— 排版驱动 + 清晰的控件边界。
   无渐变、无光晕、无 emoji 图标；按钮、输入、分段控件都必须是"看得见"的。 */

:root {
  --bg: #FAFAF8;
  --panel: #FFFFFF;
  --panel-2: #F4F4F1;
  --ink: #17181A;
  --ink-2: #54555A;
  --ink-3: #8A8B8F;
  --line: #E7E6E2;
  --line-2: #D4D3CE;
  --accent: #2C6B5F;
  --accent-weak: #E6EFEC;
  --accent-ink: #FFFFFF;
  --grade-b: #8A6D3B;
  --mark: #FFF1B8;
  --dead: #ADADA8;
  --hover: #F4F4F1;
  --sel: #EEF4F1;
  --danger: #B4432C;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
          "Microsoft YaHei", sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
  --r-sm: 4px;
  --r: 6px;
  --r-lg: 8px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #131413;
    --panel: #1A1B19;
    --panel-2: #202220;
    --ink: #E9E8E3;
    --ink-2: #A9A8A2;
    --ink-3: #7C7B76;
    --line: #2A2B28;
    --line-2: #3B3C38;
    --accent: #79C5AE;
    --accent-weak: #1D2B27;
    --accent-ink: #0D1512;
    --grade-b: #C9A96A;
    --mark: #4A421C;
    --dead: #5E5D58;
    --hover: #1C1D1B;
    --sel: #202623;
    --danger: #E08169;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--mark); color: inherit; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.num { font-variant-numeric: tabular-nums; }
.wrap { max-width: 900px; margin: 0 auto; padding: 0 24px; }

/* ---------------------------------------------------------------- 控件 */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  height: 30px; padding: 0 12px;
  border: 1px solid var(--line-2); border-radius: var(--r);
  background: var(--panel); color: var(--ink-2);
  font-size: 12.5px; line-height: 1; white-space: nowrap;
  cursor: pointer;
  transition: background .14s, border-color .14s, color .14s;
}
.btn:hover { background: var(--hover); border-color: var(--ink-3); color: var(--ink); }
.btn:active { background: var(--panel-2); }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.btn[disabled] { color: var(--dead); border-color: var(--line); background: transparent; cursor: default; }
.btn svg { width: 13px; height: 13px; flex: none; }

.btn.primary {
  background: var(--accent); border-color: var(--accent); color: var(--accent-ink);
  font-weight: 500;
}
.btn.primary:hover { background: var(--accent); border-color: var(--accent); filter: brightness(1.08); }
.btn.ghost { border-color: transparent; background: transparent; color: var(--ink-3); }
.btn.ghost:hover { border-color: var(--line-2); background: var(--hover); color: var(--ink); }
.btn.sm { height: 24px; padding: 0 8px; font-size: 11.5px; border-radius: var(--r-sm); }
.btn.on { border-color: var(--accent); color: var(--accent); background: var(--accent-weak); }

.seg {
  display: inline-flex; align-items: stretch;
  border: 1px solid var(--line-2); border-radius: var(--r);
  background: var(--panel); overflow: hidden;
}
.seg button {
  border: 0; background: transparent; cursor: pointer;
  height: 30px; padding: 0 11px; font-size: 12.5px; color: var(--ink-3);
  border-right: 1px solid var(--line);
  transition: background .14s, color .14s;
  white-space: nowrap;
}
.seg button:last-child { border-right: 0; }
.seg button:hover { background: var(--hover); color: var(--ink); }
.seg button.on { background: var(--accent-weak); color: var(--accent); font-weight: 500; }
.seg.sm button { height: 26px; padding: 0 9px; font-size: 12px; }

.chip {
  display: inline-flex; align-items: center; gap: 5px;
  height: 26px; padding: 0 10px;
  border: 1px solid var(--line); border-radius: 13px;
  background: transparent; color: var(--ink-2);
  font-size: 12px; cursor: pointer; white-space: nowrap;
  transition: background .14s, border-color .14s, color .14s;
}
.chip:hover { border-color: var(--ink-3); color: var(--ink); background: var(--hover); }
.chip.on { border-color: var(--accent); color: var(--accent); background: var(--accent-weak); font-weight: 500; }
.chip svg { width: 11px; height: 11px; }

.badge {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 18px; height: 17px; padding: 0 4px;
  border: 1px solid currentColor; border-radius: 3px;
  font-family: var(--mono); font-size: 10.5px; line-height: 1;
  color: var(--accent); flex: none;
}
.badge.b { color: var(--grade-b); }
.tag {
  display: inline-flex; align-items: center; height: 17px; padding: 0 5px;
  border-radius: 3px; background: var(--panel-2); color: var(--ink-3);
  font-size: 10.5px; flex: none;
}
.tag.dead { background: transparent; border: 1px solid var(--line); color: var(--dead); }

/* ---------------------------------------------------------------- 顶栏 */

header.top {
  position: sticky; top: 0; z-index: 40;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}
.top-inner { display: flex; align-items: center; justify-content: space-between; height: 54px; }
.brand { display: flex; align-items: baseline; gap: 9px; }
.brand b { font-size: 15.5px; font-weight: 600; letter-spacing: .01em; }
.brand span { font-family: var(--mono); font-size: 10.5px; color: var(--ink-3); }
.brand:hover b { color: var(--accent); }

#nav { display: flex; gap: 4px; }
#nav a {
  font-size: 13px; color: var(--ink-2);
  padding: 6px 10px; border-radius: var(--r);
  transition: background .14s, color .14s;
}
#nav a:hover { background: var(--hover); color: var(--ink); }
#nav a.on { background: var(--accent-weak); color: var(--accent); font-weight: 500; }

/* ---------------------------------------------------------------- 搜索区 */

.searchbar { display: flex; align-items: center; gap: 10px; padding: 18px 0 0; }
.field {
  flex: 1; min-width: 0; display: flex; align-items: center; gap: 9px;
  height: 44px; padding: 0 8px 0 13px;
  background: var(--panel);
  border: 1px solid var(--line-2); border-radius: var(--r-lg);
  transition: border-color .14s, box-shadow .14s;
}
.field:hover { border-color: var(--ink-3); }
.field:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-weak); }
.field > svg { width: 15px; height: 15px; color: var(--ink-3); flex: none; }
#q {
  flex: 1; min-width: 0; height: 100%;
  border: 0; outline: 0; background: transparent;
  font-family: inherit; font-size: 16px; color: var(--ink);
}
#q::placeholder { color: var(--ink-3); }
#q::-webkit-search-cancel-button, #aq::-webkit-search-cancel-button { -webkit-appearance: none; }
.clear-btn { display: none; }
.clear-btn.show { display: inline-flex; }

/* ---------------------------------------------------------------- 筛选 */

.filters {
  display: flex; flex-wrap: wrap; align-items: center;
  gap: 8px 14px; padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 12px;
}
.fgroup { display: flex; align-items: center; gap: 7px; }
.fgroup + .fgroup { padding-left: 14px; border-left: 1px solid var(--line); }
.flabel { font-size: 11px; color: var(--ink-3); flex: none; }
.fchips { display: flex; gap: 5px; flex-wrap: wrap; }

.dropdown { position: relative; }
.dropbtn { max-width: 220px; }
.dropbtn > span { overflow: hidden; text-overflow: ellipsis; }
.dropbtn.active { border-color: var(--accent); color: var(--accent); background: var(--accent-weak); }
.pop {
  position: absolute; top: 34px; left: 0; z-index: 50;
  min-width: 250px; max-height: 340px; overflow: auto;
  background: var(--panel); border: 1px solid var(--line-2);
  border-radius: var(--r-lg);
  box-shadow: 0 8px 24px rgba(0, 0, 0, .12);
  padding: 6px;
}
.pop .pophead {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 4px 8px 8px; border-bottom: 1px solid var(--line); margin-bottom: 4px;
  font-size: 11px; color: var(--ink-3);
}
.pop label {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 8px; border-radius: var(--r-sm);
  font-size: 12.5px; color: var(--ink-2); cursor: pointer;
}
.pop label:hover { background: var(--hover); color: var(--ink); }
.pop input[type="checkbox"] { accent-color: var(--accent); margin: 0; }
.pop .cnt { margin-left: auto; font-family: var(--mono); font-size: 10.5px; color: var(--ink-3); }

/* ---------------------------------------------------------------- 统计行 */

.statline {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; min-height: 38px; font-size: 12px; color: var(--ink-3);
  border-bottom: 1px solid var(--line);
}
.statline .left { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.statline .sep { color: var(--line-2); }
.statline .warn { color: var(--grade-b); }
.statline .err { color: var(--danger); }
.statline strong { color: var(--ink-2); font-weight: 500; }

/* ---------------------------------------------------------------- 结果 */

.row {
  padding: 12px 10px 13px;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  transition: background .12s;
}
.row:hover { background: var(--hover); }
.row.sel { background: var(--sel); box-shadow: inset 3px 0 0 var(--accent); }

.row-head { display: flex; align-items: center; gap: 7px; min-width: 0; }
.row-title {
  font-size: 15px; font-weight: 500; color: var(--ink);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  max-width: 60%;
}
.row-title:hover { color: var(--accent); }
.row-src {
  margin-left: auto; display: flex; align-items: center; gap: 6px;
  font-size: 11.5px; color: var(--ink-3); flex: none;
}
.row-src .dot { color: var(--line-2); }

.row-op {
  position: relative; padding-left: 62px; margin-top: 6px;
  font-size: 12.5px; color: var(--ink-3); line-height: 1.5;
}
.row-op .lbl {
  position: absolute; left: 0; top: 1px;
  height: 17px; line-height: 16px; padding: 0 4px;
  border: 1px solid var(--line); border-radius: 3px;
  font-size: 10.5px; color: var(--ink-3); background: var(--panel);
}
.row-op .txt { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.row-hit { display: flex; align-items: flex-start; gap: 10px; margin-top: 7px; }
.row-hit .fl {
  flex: none; width: 52px; padding-top: 2px;
  font-family: var(--mono); font-size: 11.5px; color: var(--ink-3);
}
.row-hit .sn {
  flex: 1; min-width: 0;
  font-size: 14.5px; line-height: 1.58; color: var(--ink);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden; overflow-wrap: anywhere;
}
.row-hit .ctx-btn {
  flex: none; margin-top: -1px;
  border-color: var(--line-2); color: var(--ink-2); background: var(--panel);
}
.row-hit .ctx-btn:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-weak); }
.row.dead .row-title, .row.dead .row-op, .row.dead .row-hit .sn,
.row.dead .row-src, .row.dead .row-hit .fl { color: var(--dead); }

.row-ctx {
  margin: 10px 0 2px 62px;
  padding-left: 12px; border-left: 2px solid var(--line-2);
  font-size: 13px; color: var(--ink-2);
}
.ctx-item { padding: 5px 0; line-height: 1.65; }
.ctx-item .who { font-family: var(--mono); font-size: 11px; color: var(--ink-3); margin-right: 8px; }
.ctx-item .lbl-inline {
  font-size: 10.5px; color: var(--ink-3); border: 1px solid var(--line);
  border-radius: 3px; padding: 0 4px; margin-right: 6px;
}
.ctx-more { padding: 5px 0; font-size: 12px; color: var(--ink-3); }
.ctx-more:hover { color: var(--accent); }

mark { background: var(--mark); color: inherit; padding: 0; border-radius: 2px; }

/* ---------------------------------------------------------------- 分页 */

.pager {
  display: flex; align-items: center; gap: 6px;
  padding: 18px 0 44px; font-size: 12.5px; color: var(--ink-3);
  flex-wrap: wrap;
}
.pager .gap { color: var(--dead); font-family: var(--mono); padding: 0 2px; }
.pager .total { margin-left: auto; font-size: 11.5px; color: var(--ink-3); }

/* ---------------------------------------------------------------- 标题命中 */

.titlehits { padding: 0 0 8px; }
.th-count { font-family: var(--mono); font-size: 10.5px; color: var(--dead); letter-spacing: 0; }

.th-row {
  padding: 10px 10px 11px;
  border-bottom: 1px solid var(--line);
  transition: background .12s;
}
.th-row:hover { background: var(--hover); }
.th-head { display: flex; align-items: center; gap: 7px; min-width: 0; flex-wrap: wrap; }
.th-title {
  font-size: 14.5px; font-weight: 500; color: var(--ink);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  max-width: 62%;
}
.th-title:hover { color: var(--accent); }
.th-chip {
  display: inline-flex; align-items: center; height: 17px; padding: 0 6px;
  border: 1px solid var(--line); border-radius: 9px;
  font-size: 10.5px; color: var(--ink-3); white-space: nowrap;
}
.th-meta {
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
  margin-top: 6px; font-size: 11.5px; color: var(--ink-3);
}
.th-meta .dot { color: var(--line-2); }
.th-meta .th-fetch { margin-left: auto; }
.btn.th-fetch[disabled] {
  color: var(--accent); border-color: var(--accent);
  background: var(--accent-weak); opacity: .7;
}
.th-err { margin-top: 6px; font-size: 11.5px; color: var(--danger); }

/* ---------------------------------------------------------------- 空状态 */

.notice { color: var(--ink-2); font-size: 14px; padding: 26px 0 0; }
.notice .dim { color: var(--ink-3); font-size: 12.5px; margin-top: 6px; line-height: 1.7; }
.notice .big { font-size: 17px; color: var(--ink); margin-bottom: 6px; }
.hint { font-size: 12.5px; color: var(--ink-3); padding: 12px 0 0; }
.section-label {
  display: flex; align-items: center; gap: 10px;
  font-size: 11px; color: var(--ink-3); letter-spacing: .05em;
  padding: 24px 0 10px;
}
.section-label::after { content: ""; flex: 1; height: 1px; background: var(--line); }

pre.code {
  font-family: var(--mono); font-size: 12px; line-height: 1.65;
  background: var(--panel-2); border: 1px solid var(--line);
  border-radius: var(--r); padding: 10px 12px; margin: 10px 0;
  overflow: auto; color: var(--ink-2);
}

/* ---------------------------------------------------------------- 主题详情 */

.backline { display: flex; align-items: center; gap: 8px; padding: 14px 0 0; }
.topic-head { padding: 12px 0 16px; }
.topic-head h1 {
  font-size: 21px; font-weight: 600; line-height: 1.4; margin: 0 0 8px;
  letter-spacing: .01em;
}
.tmeta { display: flex; flex-wrap: wrap; align-items: center; gap: 7px; font-size: 12px; color: var(--ink-3); }
.tmeta .mono { font-size: 11.5px; }
.tmeta .dot { color: var(--line-2); }

.deadbar {
  display: flex; align-items: center; gap: 8px;
  margin: 0 0 14px; padding: 9px 12px;
  background: var(--panel-2); border: 1px solid var(--line);
  border-left: 3px solid var(--grade-b); border-radius: var(--r);
  font-size: 12.5px; color: var(--ink-2);
}

.titleonly {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  margin: 0 0 14px; padding: 9px 12px;
  background: var(--panel-2); border: 1px solid var(--line);
  border-left: 3px solid var(--accent); border-radius: var(--r);
  font-size: 12.5px; color: var(--ink-2);
}
.titleonly .txt { flex: 1; min-width: 180px; }
.titleonly .msg { font-size: 11.5px; color: var(--ink-3); }
.titleonly .msg.err { color: var(--danger); }

.tool {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 0; border-bottom: 1px solid var(--line);
  position: sticky; top: 54px; background: var(--bg); z-index: 20;
}
.tool .spacer { flex: 1; }
.tool.has-title .tool-title { display: inline-block !important; }
.tool-title {
  max-width: 34%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  font-size: 13px; font-weight: 500; color: var(--ink);
  padding-right: 10px; border-right: 1px solid var(--line); margin-right: 2px;
}

.floor {
  display: grid; grid-template-columns: 60px 1fr; column-gap: 14px;
  padding: 14px 0 16px; border-bottom: 1px solid var(--line);
  scroll-margin-top: 120px;
}
.floor .fh { padding-top: 1px; }
.floor .fh .pos { font-family: var(--mono); font-size: 11.5px; color: var(--ink-3); }
.fmeta { display: flex; align-items: baseline; gap: 7px; font-size: 12px; color: var(--ink-3); margin-bottom: 4px; }
.fmeta .fa { color: var(--ink-2); font-weight: 500; }
.fmeta .dot { color: var(--line-2); }
.fmeta .chars { font-family: var(--mono); font-size: 10.5px; color: var(--dead); }
.floor .body { font-size: 15px; line-height: 1.8; color: var(--ink); white-space: pre-wrap; overflow-wrap: anywhere; }
.floor .body.empty { color: var(--ink-3); font-size: 13px; }
.floor.op { border-left: 3px solid var(--accent); padding-left: 14px; margin-left: -17px; }
.floor.hit { background: color-mix(in srgb, var(--mark) 60%, transparent); }
.floor.hit .qblock { color: var(--ink-2); }
.floor.hit .fmeta, .floor.hit .fh .pos { color: var(--ink-2); }

.qblock {
  border-left: 2px solid var(--line-2); padding: 2px 0 2px 12px;
  margin: 4px 0 10px; color: var(--ink-3); font-size: 13.5px; line-height: 1.7;
  white-space: pre-wrap; overflow-wrap: anywhere;
}
.quote-toggle {
  display: block; width: 100%; text-align: left;
  border: 1px solid var(--line); border-radius: var(--r-sm);
  background: transparent; padding: 5px 9px; margin-bottom: 8px;
  font-size: 12px; color: var(--ink-3); cursor: pointer;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.quote-toggle:hover { border-color: var(--line-2); background: var(--hover); color: var(--ink-2); }

/* ---------------------------------------------------------------- 状态页 */

.summary {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: var(--panel); margin: 16px 0 6px; overflow: hidden;
}
.summary .cell { padding: 14px 16px; border-right: 1px solid var(--line); }
.summary .cell:last-child { border-right: 0; }
.summary .k { font-size: 11px; color: var(--ink-3); }
.summary .v {
  display: flex; align-items: baseline; gap: 6px;
  font-family: var(--mono); font-size: 21px; color: var(--ink);
  margin-top: 3px; letter-spacing: -.02em;
}
.summary .v small { font-family: var(--sans); font-size: 11px; color: var(--ink-3); margin-left: 6px; }

.stats-h {
  display: flex; align-items: center; gap: 10px;
  font-size: 11.5px; color: var(--ink-3); letter-spacing: .04em;
  padding: 26px 0 10px;
}
.stats-h::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.stats-h .pill {
  border: 1px solid var(--line); border-radius: 10px; padding: 1px 8px;
  font-size: 10.5px; letter-spacing: 0;
}
.stats-h .pill.live { border-color: var(--accent); color: var(--accent); }

.board-row {
  display: grid; grid-template-columns: 190px 1fr 64px 134px;
  align-items: center; column-gap: 16px;
  padding: 9px 0; font-size: 13px; color: var(--ink-2);
  border-bottom: 1px solid var(--line);
}
.board-row .name { display: flex; align-items: baseline; gap: 8px; color: var(--ink); }
.board-row .name .fid { font-family: var(--mono); font-size: 11px; color: var(--ink-3); }
.board-row .pct { font-family: var(--mono); font-size: 11.5px; color: var(--ink-3); text-align: right; }
.board-row .val { font-family: var(--mono); font-size: 11.5px; color: var(--ink-2); text-align: right; }
.board-row.zero .name, .board-row.zero .val, .board-row.zero .pct { color: var(--dead); }
.more-boards { padding: 10px 0 0; }
.bar { height: 8px; border-radius: 4px; background: var(--panel-2); overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--accent); border-radius: 4px; }

.kv { display: grid; grid-template-columns: 170px 1fr; column-gap: 16px; row-gap: 7px; font-size: 13px; padding: 4px 0; }
.kv .k { color: var(--ink-3); font-size: 12.5px; }
.kv .v { color: var(--ink); font-family: var(--mono); font-size: 12.5px; display: flex; align-items: center; gap: 8px; }
.kv .v .note { font-family: var(--sans); color: var(--ink-3); font-size: 11.5px; }

/* ---------------------------------------------------------------- 问答 */

/* 对话式布局：顶部控件 + 可滚消息区 + 底部输入区 */
.asklayout {
  display: flex; flex-direction: column;
  height: calc(100vh - 55px);
  height: calc(100dvh - 55px);
}
body:has(.asklayout) .foot { display: none; }

.asktop {
  flex: none; display: flex; flex-wrap: wrap; align-items: center;
  gap: 8px 14px; padding: 8px 2px 0;
  font-size: 12px;
}
.fgroup.intensity { gap: 8px; }
.intensity-wrap { display: flex; flex-direction: column; gap: 1px; }
.intensity-range {
  width: 150px; height: 18px; margin: 0;
  accent-color: var(--accent); cursor: pointer;
}
.intensity-labels {
  display: flex; justify-content: space-between; width: 150px;
  font-size: 10.5px; color: var(--ink-3);
}
.intensity-labels span.on { color: var(--accent); font-weight: 600; }
.askadv {
  flex-basis: 100%; display: flex; flex-wrap: wrap;
  gap: 8px 14px; padding-top: 4px;
}
.adv-note { font-size: 10.5px; color: var(--ink-3); align-self: center; }

.askmsgs {
  flex: 1; min-height: 0; overflow-y: auto; overscroll-behavior: contain;
  padding: 18px 0 20px;
}
.askmsgs > *:last-child { margin-bottom: 0; }

.msg { display: flex; margin-bottom: 18px; }
.msg.user { justify-content: flex-end; }
.ubb {
  max-width: min(78%, 560px);
  padding: 9px 14px;
  background: var(--accent-weak);
  border: 1px solid color-mix(in srgb, var(--accent) 24%, transparent);
  border-radius: 12px 12px 3px 12px;
  font-size: 15px; line-height: 1.7;
  white-space: pre-wrap; overflow-wrap: anywhere;
}
.msg.assistant { justify-content: flex-start; }
.acard {
  width: 100%; max-width: 760px; min-width: 0;
  padding: 2px 16px 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px 12px 12px 3px;
}
.acard .notice { padding: 12px 0 0; }
.acard .notice .big { font-size: 16px; }
.acard .proc { margin-top: 14px; }
.acard .asknote { margin-top: 14px; }

.composer {
  position: sticky; bottom: 0; z-index: 30;
  flex: none; padding: 10px 0 14px;
  background: var(--bg); border-top: 1px solid var(--line);
}
.composer-box {
  display: flex; align-items: flex-end; gap: 8px;
  padding: 7px 8px 7px 13px;
  background: var(--panel);
  border: 1px solid var(--line-2); border-radius: var(--r-lg);
  transition: border-color .14s, box-shadow .14s;
}
.composer-box:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-weak); }
.askinput {
  flex: 1; min-width: 0; max-height: 168px;
  padding: 5px 0; border: 0; outline: 0; resize: none;
  background: transparent; font-family: inherit; font-size: 16px;
  line-height: 1.6; color: var(--ink); overflow-y: auto;
}
.askinput::placeholder { color: var(--ink-3); }
.ask-send, .ask-stop { flex: none; }
.composer-hint { padding: 6px 2px 0; font-size: 11px; color: var(--ink-3); }

.meta-line { font-size: 11.5px; color: var(--ink-3); padding: 14px 0 0; display: flex; align-items: center; gap: 8px; }
.askbody {
  font-size: 16px; line-height: 1.85; padding: 16px 0 4px;
  white-space: pre-wrap; overflow-wrap: anywhere; max-width: 730px;
}
.cite {
  font-family: var(--mono); font-size: 11px; color: var(--accent);
  padding: 0 2px; border-radius: 2px; white-space: nowrap;
}
.cite:hover { background: var(--accent-weak); }
.asknote {
  font-size: 12px; color: var(--ink-3);
  padding: 12px 0 0; margin-top: 16px; border-top: 1px solid var(--line);
}
.refs { padding: 2px 0 0; }
.refs-block { margin-top: 16px; border-top: 1px solid var(--line); }
.refs-head {
  display: flex; align-items: center; gap: 8px; width: 100%;
  padding: 10px 0 0; border: 0; background: transparent;
  font-size: 12px; color: var(--ink-3); text-align: left; cursor: pointer;
}
.refs-head:hover { color: var(--ink-2); }
.refs-title { font-weight: 500; }
.refs-chev {
  margin-left: auto; display: inline-flex; align-items: center;
  transition: transform .16s;
}
.refs-block.open .refs-chev { transform: rotate(180deg); }
.refs-body { display: none; padding-top: 2px; }
.refs-block.open .refs-body { display: block; }
.refs .r {
  display: grid; grid-template-columns: 24px 1fr auto; gap: 12px;
  padding: 9px 8px; border-bottom: 1px solid var(--line);
  font-size: 13px; color: var(--ink-2); border-radius: var(--r-sm);
}
.refs .r:hover { background: var(--hover); }
.refs .r .idx { font-family: var(--mono); font-size: 11.5px; color: var(--ink-3); padding-top: 2px; }
.refs .r .sn {
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden; font-size: 12px; color: var(--ink-3); margin-top: 3px; line-height: 1.6;
}
.refs .r .go { color: var(--ink-3); }
.refs .r:hover .tt, .refs .r:hover .go { color: var(--accent); }

/* 处理过程时间线 */
.proc {
  margin: 16px 0 0;
  border: 1px solid var(--line); border-radius: var(--r);
  background: var(--panel); overflow: hidden;
}
.proc-head {
  display: flex; align-items: center; gap: 8px; width: 100%;
  padding: 8px 12px; border: 0; background: transparent;
  font-size: 12px; color: var(--ink-2); text-align: left; cursor: pointer;
}
.proc-head:hover { background: var(--hover); color: var(--ink); }
.proc-title { font-weight: 500; }
.proc-sum { font-family: var(--mono); font-size: 10.5px; color: var(--ink-3); }
.proc-chev {
  margin-left: auto; display: inline-flex; align-items: center;
  color: var(--ink-3); transition: transform .16s;
}
.proc.open .proc-chev { transform: rotate(180deg); }
.proc-body { display: none; padding: 2px 12px 10px; border-top: 1px solid var(--line); }
.proc.open .proc-body { display: block; }

.reason {
  margin: 14px 0 0; border: 1px dashed var(--line-2);
  border-radius: var(--r); overflow: hidden;
}
.reason-head {
  display: flex; align-items: center; gap: 8px; width: 100%;
  padding: 7px 12px; border: 0; background: transparent;
  font-size: 12px; color: var(--ink-3); text-align: left; cursor: pointer;
}
.reason-head:hover { color: var(--ink-2); }
.reason-title { font-weight: 500; }
.reason-chev {
  margin-left: auto; display: inline-flex; align-items: center;
  transition: transform .16s;
}
.reason.open .reason-chev { transform: rotate(180deg); }
.reason-body {
  display: none; max-height: 240px; overflow: auto;
  padding: 0 12px 10px; border-top: 1px dashed var(--line);
  font-family: var(--mono); font-size: 11.5px; line-height: 1.75;
  color: var(--ink-3); white-space: pre-wrap; overflow-wrap: anywhere;
}
.reason.open .reason-body { display: block; }

.proc-stages { list-style: none; margin: 10px 0 0; padding: 0; }
.proc-stages .ps {
  position: relative; display: flex; align-items: baseline; gap: 8px;
  padding: 4px 0 4px 16px; font-size: 12px; color: var(--ink-2);
}
.proc-stages .ps::before {
  content: ""; position: absolute; left: 3px; top: 13px; bottom: -5px;
  width: 1px; background: var(--line);
}
.proc-stages .ps:last-child::before { display: none; }
.proc-stages .ps .dot {
  position: absolute; left: 0; top: 9px;
  width: 7px; height: 7px; border-radius: 50%;
  border: 1px solid var(--line-2); background: var(--panel);
}
.proc-stages .ps:last-child .dot { border-color: var(--accent); background: var(--accent); }
.proc-stages .ps .lbl { flex: none; font-size: 11.5px; color: var(--ink-3); }
.proc-stages .ps .txt { color: var(--ink-2); }

.proc-sub {
  padding: 12px 0 4px; font-size: 11px; color: var(--ink-3);
  letter-spacing: .04em;
}
.cands { border-top: 1px solid var(--line); }
.cand {
  padding: 6px 0; border-bottom: 1px solid var(--line);
  font-size: 12px; color: var(--ink-3);
}
.cand:last-child { border-bottom: 0; }
.cand .tt { color: var(--ink-2); }
.cand .tt:hover { color: var(--accent); }
.cand .fid, .cand .rep, .cand .when { margin-left: 10px; font-size: 11px; }
.cand .rep, .cand .when { font-family: var(--mono); }
.cand .why { display: block; margin-top: 2px; font-size: 11.5px; color: var(--ink-3); }

.fetches { border-top: 1px solid var(--line); margin-top: 10px; padding-top: 2px; }
.fetch {
  display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap;
  padding: 5px 0; border-bottom: 1px solid var(--line);
  font-size: 12px; color: var(--ink-3);
}
.fetch:last-child { border-bottom: 0; }
.fetch .mark { flex: none; min-width: 34px; font-size: 11px; color: var(--ink-3); }
.fetch .at { font-family: var(--mono); font-size: 10.5px; color: var(--dead); }
.fetch .tt {
  min-width: 0; color: var(--ink-2);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.fetch .tt:hover { color: var(--accent); }
.fetch .posts { font-family: var(--mono); font-size: 10.5px; color: var(--ink-3); }
.fetch .msg { font-size: 11.5px; color: var(--danger); }
.fetch.ok .mark { color: var(--accent); }
.fetch.error .mark { color: var(--danger); }
.fetch.fetching .mark { color: var(--grade-b); }
.fetch.skip .mark { color: var(--dead); }

/* ---------------------------------------------------------------- 页脚 */

.foot {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  padding: 16px 24px 26px; margin-top: 8px;
  border-top: 1px solid var(--line);
  font-size: 11px; color: var(--ink-3);
}
.foot kbd {
  font-family: var(--mono); font-size: 10.5px;
  border: 1px solid var(--line); border-bottom-width: 2px;
  border-radius: 3px; padding: 0 4px; background: var(--panel);
  color: var(--ink-2);
}
.foot .sep { color: var(--line-2); }
.foot .right { margin-left: auto; color: var(--dead); }

@media (max-width: 960px) {
  .summary { grid-template-columns: repeat(2, 1fr); }
  .summary .cell:nth-child(2) { border-right: 0; }
  .board-row { grid-template-columns: 140px 1fr 56px 108px; }
  .row-title { max-width: 50%; }
  .foot .right { margin-left: 0; }
}

@media (max-width: 720px) {
  .asktop { gap: 6px 12px; padding: 8px 0; }
  .askmsgs { padding: 12px 0 14px; }
  .msg { margin-bottom: 14px; }
  .ubb { max-width: 88%; font-size: 14.5px; }
  .acard { padding: 2px 12px 12px; border-radius: 10px 10px 10px 3px; }
  .acard .askbody { font-size: 15.5px; }
  .composer { padding: 8px 0 calc(8px + env(safe-area-inset-bottom)); }
  .askinput { font-size: 16px; }
  .composer-hint { display: none; }
  .reason-body { max-height: 180px; font-size: 11px; }
  .intensity-range, .intensity-labels { width: 120px; }
}

/* ---- 账号 ---- */
.hidden { display: none !important; }
body.locked { overflow: hidden; }
.userbar { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--ink-2); }
.userbar button { border: 1px solid var(--line); background: none; color: var(--ink-2);
  padding: 3px 9px; border-radius: 6px; cursor: pointer; font: inherit; }
.userbar button:hover { border-color: var(--accent); color: var(--accent); }
.auth { position: fixed; inset: 0; background: rgba(20, 21, 23, .55);
  backdrop-filter: blur(3px); display: flex; align-items: center; justify-content: center;
  z-index: 100; padding: 18px; }
.auth-card { width: 100%; max-width: 360px; background: var(--bg);
  border: 1px solid var(--line); border-radius: 14px; padding: 24px;
  box-shadow: 0 18px 60px rgba(0, 0, 0, .25); }
.auth-head { display: flex; align-items: baseline; gap: 10px; margin-bottom: 18px; }
.auth-head b { font-size: 20px; }
.auth-head span { font-size: 12px; color: var(--ink-3); }
.auth-tabs { display: flex; gap: 6px; margin-bottom: 16px; }
.auth-tabs button { flex: 1; border: 1px solid var(--line); background: none; color: var(--ink-2);
  padding: 8px; border-radius: 8px; cursor: pointer; font: inherit; font-size: 13px; }
.auth-tabs button.on { background: var(--accent-weak); border-color: var(--accent);
  color: var(--accent); font-weight: 600; }
.auth-card label { display: block; font-size: 12px; color: var(--ink-2); margin-bottom: 12px; }
.auth-card input { width: 100%; margin-top: 6px; padding: 9px 10px; border: 1px solid var(--line);
  border-radius: 8px; background: var(--bg); color: var(--ink); font-size: 14px; box-sizing: border-box; }
.auth-card input:focus { outline: none; border-color: var(--accent); }
#authSubmit { width: 100%; padding: 10px; border: 0; border-radius: 8px; background: var(--accent);
  color: var(--accent-ink); font-size: 14px; cursor: pointer; margin-top: 4px; }
#authSubmit:disabled { opacity: .6; cursor: default; }
.auth-msg { min-height: 18px; margin: 10px 0 0; font-size: 12px; color: #B4453B; }

/* ---- 管理 ---- */
.admin { padding: 18px 0 40px; }
.admin-title { margin: 6px 0 16px; font-size: 20px; }
.admin-stats { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 18px; }
.admin-stat { min-width: 105px; padding: 10px 12px; border: 1px solid var(--line);
  border-radius: 10px; display: flex; flex-direction: column; gap: 2px; }
.admin-stat b { font-size: 18px; }
.admin-stat span { font-size: 11px; color: var(--ink-3); }
.admin-table { width: 100%; border-collapse: collapse; margin: 6px 0 20px; font-size: 13px; }
.admin-table th, .admin-table td { text-align: left; padding: 7px 8px; border-bottom: 1px solid var(--line); }
.admin-table th { color: var(--ink-3); font-weight: 500; font-size: 12px; }
.admin h3 { margin: 18px 0 4px; font-size: 14px; }