/* ============================================================================
   知识档案 / Knowledge Archive
   一份带温度的 HR 情报站 — 编辑式审美：纸面、墨色、朱红印鉴、双语脚注。
   ========================================================================== */

:root {
  /* 纸 与 墨 / paper & ink */
  --paper:           #efe6cf;
  --paper-deep:      #e3d7b3;
  --paper-card:      #fbf6e6;
  --paper-card-2:    #f5edd5;
  --paper-rim:       #faf3df;

  --ink:             #1a1612;
  --ink-strong:      #0f0c09;
  --ink-muted:       #6b5e4a;
  --ink-faint:       #ad9d83;

  --rule:            #c9b88e;
  --rule-soft:       #d9c89e;
  --rule-hair:       rgba(28, 24, 18, 0.10);

  /* 朱砂 / vermillion */
  --accent:          #a8331a;
  --accent-deep:     #7b2410;
  --accent-soft:     #ecccbe;
  --accent-glow:     rgba(168, 51, 26, 0.18);

  /* 状态色 — 全部偏暖 */
  --ok:              #406a3a;
  --ok-bg:           rgba(64, 106, 58, 0.10);
  --warn:            #a07515;
  --warn-bg:         rgba(160, 117, 21, 0.10);
  --err:             #94221d;
  --err-bg:          rgba(148, 34, 29, 0.08);
  --info:            #345a85;
  --info-bg:         rgba(52, 90, 133, 0.10);

  /* 字 / fonts */
  --font-display:    "Fraunces", "Noto Serif SC", "Songti SC", "STSong", serif;
  --font-cn-serif:   "Noto Serif SC", "Songti SC", "STSong", serif;
  --font-body:       "Hanken Grotesk", "Noto Sans SC", "PingFang SC", system-ui, sans-serif;
  --font-cn-sans:    "Noto Sans SC", "PingFang SC", system-ui, sans-serif;
  --font-mono:       "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  /* 节奏 4px 网格 */
  --gap-1: 4px;  --gap-2: 8px;  --gap-3: 12px; --gap-4: 16px;
  --gap-5: 24px; --gap-6: 32px; --gap-7: 48px; --gap-8: 64px;

  --shadow-card: 0 1px 0 var(--rule-soft), 0 14px 28px -22px rgba(28, 24, 18, 0.30);
  --shadow-pop:  0 30px 60px -20px rgba(28, 24, 18, 0.42),
                 0 0 0 1px rgba(28, 24, 18, 0.06);

  --sidebar-w: 248px;

  --ease-paper: cubic-bezier(.22, .61, .36, 1);
  --ease-snap:  cubic-bezier(.5, 1.6, .4, 1);
}

/* ====== reset ============================================================ */
* { box-sizing: border-box; }
*:focus { outline: none; }
*:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

html, body {
  margin: 0; padding: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--font-body);
  font-size: 14px; line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "kern" 1, "ss01" 1;
  text-rendering: optimizeLegibility;
}

body {
  min-height: 100vh;
  background:
    radial-gradient(1200px 600px at 12% -5%, rgba(168, 51, 26, 0.07), transparent 65%),
    radial-gradient(1000px 500px at 110% 110%, rgba(52, 90, 133, 0.05), transparent 60%),
    var(--paper);
}
body.reader-open { overflow: hidden; }

/* 纸面噪点 */
.grain {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' seed='4'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 0.07 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  opacity: 0.55;
  mix-blend-mode: multiply;
}

button { font-family: inherit; }
input, select, textarea { font-family: inherit; color: var(--ink); }
::selection { background: var(--accent); color: var(--paper); }

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--rule); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--ink-faint); }

/* ====== 整体骨架 ========================================================== */
.shell {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: var(--sidebar-w) minmax(0, 1fr);
  min-height: 100vh;
}

/* ====== 左侧 报刊式导航 =================================================== */
.sidebar {
  position: sticky; top: 0;
  height: 100vh;
  display: flex; flex-direction: column;
  padding: var(--gap-6) var(--gap-5);
  border-right: 1px solid var(--rule);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.45), transparent 240px),
    var(--paper-deep);
}

.masthead-mark {
  display: flex; align-items: flex-start; gap: var(--gap-3);
  padding-bottom: var(--gap-5);
  margin-bottom: var(--gap-6);
  border-bottom: 1px solid var(--rule);
}
.seal {
  flex: 0 0 46px;
  width: 46px; height: 54px;
  display: grid; place-items: center;
  font-family: var(--font-cn-serif);
  font-weight: 900; font-size: 30px;
  color: var(--paper);
  background: var(--accent);
  letter-spacing: -0.02em;
  transform: rotate(-3.5deg);
  border-radius: 1px;
  position: relative;
  box-shadow:
    0 3px 0 var(--accent-deep),
    inset 0 0 0 2px rgba(255, 255, 255, 0.18),
    inset 0 0 0 3px var(--accent);
}
.seal::after {
  content: ""; position: absolute; inset: 4px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  pointer-events: none;
}

.masthead-title { padding-top: 2px; }
.masthead-title .cn {
  font-family: var(--font-cn-serif);
  font-weight: 700; font-size: 22px;
  letter-spacing: 0.06em;
  color: var(--ink-strong);
  line-height: 1.1;
}
.masthead-title .en {
  margin-top: 4px;
  font-family: var(--font-display);
  font-size: 12px;
  color: var(--ink-muted);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.masthead-title .en em {
  font-style: italic; font-weight: 500;
  color: var(--accent);
  text-transform: none;
  letter-spacing: 0.04em;
}
.masthead-title .vol {
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-faint);
  letter-spacing: 0.08em;
}

/* 导航 ----- 编号 + 中文 + 拉丁文副标 */
.tabs {
  display: flex; flex-direction: column;
  gap: 2px;
  padding-top: 2px;
}
.tabs a {
  position: relative;
  display: grid;
  grid-template-columns: 22px 22px 1fr auto;
  grid-template-areas: "num rom label sub";
  align-items: baseline;
  gap: 8px;
  padding: 10px 8px 11px;
  text-decoration: none;
  color: var(--ink-muted);
  border-bottom: 1px dotted transparent;
  transition: color .25s var(--ease-paper), background .25s var(--ease-paper),
              border-color .25s var(--ease-paper);
  cursor: pointer;
}
.tabs a .num {
  grid-area: num;
  font-family: var(--font-cn-serif); font-weight: 700;
  font-size: 17px; line-height: 1;
  color: var(--ink-faint);
}
.tabs a .rom {
  grid-area: rom;
  font-family: var(--font-display); font-style: italic;
  font-size: 11px; color: var(--ink-faint);
  letter-spacing: 0.06em;
}
.tabs a .label {
  grid-area: label;
  font-family: var(--font-cn-serif); font-weight: 600;
  font-size: 16px; color: var(--ink-strong);
  letter-spacing: 0.02em;
}
.tabs a .sub {
  grid-area: sub;
  font-family: var(--font-display); font-style: italic;
  font-size: 11px; color: var(--ink-faint);
  letter-spacing: 0.04em;
}
.tabs a:hover {
  color: var(--ink-strong);
  background: rgba(255, 255, 255, 0.36);
  border-bottom-color: var(--rule);
}
.tabs a:hover .num,
.tabs a:hover .rom,
.tabs a:hover .sub { color: var(--ink-muted); }

.tabs a.active {
  background: var(--paper-card);
  border-bottom-color: var(--accent);
}
.tabs a.active .num,
.tabs a.active .rom,
.tabs a.active .sub { color: var(--accent); }
.tabs a.active::before {
  content: ""; position: absolute;
  left: -25px; top: 50%; transform: translateY(-50%);
  width: 16px; height: 1px;
  background: var(--accent);
}
.tabs a.active::after {
  content: "▸";
  position: absolute; right: 4px; top: 50%; transform: translateY(-50%);
  color: var(--accent); font-size: 9px;
}

/* ====== 精选时间线 ====================================================== */
.curated-toolbar {
  align-items: center;
}
.curated-timeline {
  display: grid;
  gap: 28px;
}
.curated-day {
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: 20px;
}
.curated-day-head {
  position: sticky;
  top: 22px;
  align-self: start;
  display: grid;
  gap: 6px;
  padding-top: 2px;
  border-top: 2px solid var(--ink-strong);
}
.curated-day-head b {
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--ink-strong);
  font-feature-settings: "tnum" 1;
}
.curated-day-head span {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-muted);
  letter-spacing: 0.10em;
}
.curated-day-list {
  display: grid;
  gap: 12px;
  border-left: 1px solid var(--rule);
  padding-left: 18px;
}
.curated-card {
  position: relative;
  display: grid;
  grid-template-columns: 52px 42px minmax(0, 1fr);
  gap: 12px;
  padding: 16px;
  background: var(--paper-card);
  border: 1px solid var(--rule);
  box-shadow: var(--shadow-card);
  cursor: pointer;
  transition: transform .18s var(--ease-paper), box-shadow .18s var(--ease-paper), border-color .18s var(--ease-paper);
}
.curated-card::before {
  content: "";
  position: absolute;
  left: -23px;
  top: 25px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--paper);
}
.curated-card:hover,
.curated-card:focus-visible {
  transform: translateY(-1px);
  border-color: var(--accent);
  box-shadow: 0 1px 0 var(--rule-soft), 0 18px 34px -24px rgba(28, 24, 18, 0.42);
}
.curated-time {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-muted);
  letter-spacing: 0.08em;
  padding-top: 2px;
}
.curated-score {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  color: var(--paper);
  background: var(--accent);
  border: 1px solid var(--accent-deep);
}
.curated-body {
  min-width: 0;
}
.curated-card-head {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  margin-bottom: 6px;
}
.curated-source,
.curated-type {
  display: inline-flex;
  align-items: center;
  padding: 3px 7px;
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 1;
  letter-spacing: 0.08em;
}
.curated-source {
  color: var(--ink-muted);
  border: 1px solid var(--rule);
}
.curated-type {
  color: var(--accent-deep);
  background: var(--accent-soft);
}
.curated-card h3 {
  margin: 0;
  font-family: var(--font-cn-serif);
  font-size: 18px;
  line-height: 1.35;
  color: var(--ink-strong);
}
.curated-card p {
  margin: 8px 0 0;
  color: var(--ink-muted);
  line-height: 1.65;
}
.curated-reason {
  margin-top: 10px;
  display: grid;
  gap: 4px;
  padding: 9px 10px;
  background: var(--paper-card-2);
  border-left: 3px solid var(--accent);
}
.curated-reason b {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.curated-reason span {
  color: var(--ink);
}
.curated-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 10px;
}
.curated-foot a {
  flex: 0 0 auto;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 11px;
  text-decoration: none;
  border-bottom: 1px dotted currentColor;
}
.curated-empty {
  padding: 42px 18px;
  text-align: center;
  color: var(--ink-muted);
  font-family: var(--font-display);
  font-style: italic;
  background: var(--paper-card);
  border: 1px dashed var(--rule);
}

.sidebar-foot {
  margin-top: auto;
  padding-top: var(--gap-4);
  border-top: 1px dashed var(--rule);
  display: flex; flex-direction: column; gap: 4px;
  font-family: var(--font-mono); font-size: 10.5px;
  color: var(--ink-faint);
  letter-spacing: 0.04em;
}
.sidebar-foot .kv { display: flex; justify-content: space-between; }
.sidebar-foot .kv b { color: var(--ink-muted); font-weight: 500; }

/* ====== 主区 ============================================================= */
.main { display: flex; flex-direction: column; min-width: 0; }

/* —— masthead （报刊式标题区） —— */
.masthead {
  position: sticky; top: 0; z-index: 5;
  display: block;
  padding: 28px 40px 22px;
  background: linear-gradient(var(--paper) 70%, rgba(239, 230, 207, 0.88));
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 3px double var(--rule);
}
.masthead::before {
  content: "";
  position: absolute; left: 40px; right: 40px; top: 18px;
  height: 1px; background: var(--ink); opacity: 0.5;
}

.masthead-left { min-width: 0; }
.dateline {
  display: inline-flex; gap: 8px; align-items: baseline;
  font-family: var(--font-mono); font-size: 11px;
  color: var(--ink-muted);
  letter-spacing: 0.10em; text-transform: uppercase;
  padding-top: 6px;
}
.dateline .sep { color: var(--accent); }
.dateline .locale { color: var(--ink-faint); }

.masthead-h1 {
  margin: 6px 0 0;
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(34px, 4.6vw, 52px);
  line-height: 1.0;
  letter-spacing: -0.02em;
  display: flex; align-items: baseline; gap: 18px;
  flex-wrap: wrap;
}
.masthead-h1 .masthead-cn {
  font-family: var(--font-cn-serif); font-weight: 700;
}
.masthead-h1 .masthead-en {
  font-family: var(--font-display); font-style: italic;
  font-weight: 500; font-size: 0.55em;
  color: var(--accent);
  letter-spacing: 0.02em;
}

.masthead-sub {
  margin: 8px 0 0;
  font-family: var(--font-display); font-style: italic;
  font-size: 13.5px;
  color: var(--ink-muted);
  max-width: 60ch;
}

/* —— Console（凭证控件） —— */
.console {
  position: relative;
  display: flex; flex-direction: column; gap: 6px;
  padding: 14px 16px 10px;
  background: var(--paper-card);
  border: 1px solid var(--rule);
  min-width: 320px;
  align-self: start;
  box-shadow: var(--shadow-card);
}
.console::before {
  content: "凭证 / Credentials";
  position: absolute; top: -8px; left: 14px;
  background: var(--paper); padding: 0 8px;
  font-family: var(--font-mono); font-size: 10px;
  color: var(--ink-muted); letter-spacing: 0.18em;
  text-transform: uppercase;
}
.console-row {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr) auto;
  align-items: center; gap: 8px;
}
.console-row label {
  font-family: var(--font-mono); font-size: 10px;
  color: var(--ink-faint); letter-spacing: 0.16em;
  text-transform: uppercase;
}
.console-row input {
  width: 100%; padding: 6px 4px;
  font-family: var(--font-mono); font-size: 12px;
  background: transparent;
  border: 0; border-bottom: 1px solid var(--rule);
  transition: border-color .2s var(--ease-paper);
}
.console-row input:focus { border-bottom-color: var(--accent); }
.console-row input::placeholder { color: var(--ink-faint); }

.key-status {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.05em; padding: 1px 7px;
  border-radius: 999px;
  border: 1px solid currentColor;
  white-space: nowrap;
  color: var(--ink-faint);
  background: transparent;
}
.key-status.ok      { color: var(--ok); }
.key-status.missing { color: var(--warn); }

/* —— 内容区 —— */
.content {
  padding: var(--gap-6) 40px var(--gap-8);
  max-width: 1200px;
  width: 100%;
  flex: 1;
}

.tab { display: none; animation: pageFadeIn .42s var(--ease-paper) both; }
.tab.active { display: block; }
@keyframes pageFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* —— Section 头 —— */
.section-h {
  display: flex; align-items: baseline;
  gap: var(--gap-3);
  margin: var(--gap-7) 0 var(--gap-3);
}
.section-h .rule {
  flex: 0 0 24px; height: 1px;
  background: var(--accent);
  position: relative; top: -4px;
}
.section-h h2 {
  margin: 0;
  font-family: var(--font-cn-serif);
  font-weight: 700; font-size: 18px;
  color: var(--ink-strong);
  letter-spacing: 0.06em;
}
.section-h h2 .en {
  margin-left: 12px;
  font-family: var(--font-display); font-style: italic;
  font-size: 13px; color: var(--ink-muted);
  font-weight: 400; letter-spacing: 0.06em;
}
.section-h .section-meta {
  margin-left: auto;
  font-family: var(--font-mono); font-size: 11px;
  color: var(--ink-faint); letter-spacing: 0.06em;
}

/* ====== 仪表盘 — 统计卡 =================================================== */
.cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}
.card {
  position: relative;
  padding: 22px 22px 20px;
  background: var(--paper-card);
  display: flex; flex-direction: column; gap: 10px;
  transition: background .25s var(--ease-paper);
  animation: cardReveal .55s var(--ease-paper) both;
  overflow: hidden;
}
.card:nth-child(1) { animation-delay: .04s; }
.card:nth-child(2) { animation-delay: .12s; }
.card:nth-child(3) { animation-delay: .20s; }
.card:nth-child(4) { animation-delay: .28s; }
.card:hover { background: var(--paper-card-2); }
.card::before {
  content: ""; position: absolute;
  top: 0; left: 0; right: 0; height: 2px;
  background: var(--accent);
  transform: scaleX(0); transform-origin: left;
  transition: transform .35s var(--ease-paper);
}
.card:hover::before { transform: scaleX(1); }

.card .row-top {
  display: flex; justify-content: space-between; align-items: baseline;
  font-family: var(--font-mono); font-size: 10px;
  color: var(--ink-faint);
  letter-spacing: 0.16em; text-transform: uppercase;
}
.card .row-top .seq {
  font-family: var(--font-display); font-style: italic;
  font-size: 12px; color: var(--accent);
  letter-spacing: 0.02em;
}
.card .n {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 56px; line-height: 1;
  letter-spacing: -0.03em;
  color: var(--ink-strong);
  font-feature-settings: "tnum" 1, "ss01" 1;
}
.card .k {
  font-family: var(--font-cn-serif);
  font-weight: 600; font-size: 14px;
  color: var(--ink-strong);
  letter-spacing: 0.04em;
}
.card .k .en {
  margin-left: 8px;
  font-family: var(--font-display); font-style: italic;
  font-weight: 400; font-size: 11px;
  color: var(--ink-muted);
  letter-spacing: 0.08em;
}

@keyframes cardReveal {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}

/* ====== 工具条 =========================================================== */
.toolbar {
  display: flex; flex-wrap: wrap;
  gap: var(--gap-2); align-items: center;
  padding: 10px 14px;
  margin-bottom: var(--gap-4);
  background: var(--paper-card);
  border: 1px solid var(--rule);
}
.toolbar input,
.toolbar select {
  padding: 7px 10px;
  font-size: 13px;
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--rule);
  border-radius: 0;
  min-width: 160px;
  transition: border-color .2s var(--ease-paper), box-shadow .2s var(--ease-paper);
}
.toolbar input::placeholder { color: var(--ink-faint); }
.toolbar input:focus,
.toolbar select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.toolbar select {
  font-family: var(--font-cn-sans);
  appearance: none; -webkit-appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--ink-muted) 50%),
    linear-gradient(135deg, var(--ink-muted) 50%, transparent 50%);
  background-position: calc(100% - 14px) 50%, calc(100% - 9px) 50%;
  background-size: 5px 5px;
  background-repeat: no-repeat;
  padding-right: 28px;
}

.toolbar button {
  padding: 7px 14px;
  font-size: 13px; color: var(--ink);
  background: transparent;
  border: 1px solid var(--rule);
  cursor: pointer;
  transition: all .2s var(--ease-paper);
}
.toolbar button:hover {
  background: var(--ink); color: var(--paper);
  border-color: var(--ink);
}
.toolbar button.primary {
  background: var(--accent); color: var(--paper);
  border-color: var(--accent);
  font-weight: 600; letter-spacing: 0.04em;
}
.toolbar button.primary:hover {
  background: var(--accent-deep); border-color: var(--accent-deep);
}

.upload-btn {
  display: inline-flex; align-items: center;
  padding: 7px 14px; font-size: 13px;
  color: var(--ink-muted);
  border: 1px dashed var(--ink-muted);
  cursor: pointer;
  transition: all .2s var(--ease-paper);
}
.upload-btn:hover {
  border-color: var(--accent); color: var(--accent);
  background: var(--accent-glow);
}

.summary-text {
  margin-left: auto;
  font-family: var(--font-mono); font-size: 11px;
  color: var(--ink-muted); letter-spacing: 0.06em;
}

/* ====== 文档列表 ========================================================= */
.doc-list {
  display: flex; flex-direction: column;
  background: var(--paper-card);
  border: 1px solid var(--rule);
}
.doc-row {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: var(--gap-4);
  padding: 16px 20px 18px;
  border-bottom: 1px solid var(--rule-soft);
  cursor: pointer;
  transition: background .2s var(--ease-paper);
  position: relative;
}
.doc-row:last-child { border-bottom: none; }
.doc-row:hover { background: var(--paper-card-2); }
.doc-row:hover .seq strong { color: var(--accent); }
.doc-row:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
  background: var(--paper-card-2);
}
.doc-row[aria-busy="true"] {
  cursor: progress;
  background: linear-gradient(90deg, var(--paper-card-2), var(--paper-card));
}
.doc-row[aria-busy="true"]::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  animation: readerLoad 1.1s var(--ease-paper) infinite;
}
@keyframes readerLoad {
  from { transform: translateX(-45%); opacity: 0.45; }
  50% { opacity: 1; }
  to { transform: translateX(45%); opacity: 0.45; }
}

.doc-row .seq {
  display: flex; flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  padding-right: var(--gap-3);
  border-right: 1px solid var(--rule-soft);
  font-family: var(--font-mono); font-size: 10px;
  color: var(--ink-faint); letter-spacing: 0.06em;
}
.doc-row .seq strong {
  display: block;
  font-family: var(--font-display); font-weight: 600;
  font-style: normal; font-size: 19px;
  color: var(--ink-strong);
  letter-spacing: 0;
  font-feature-settings: "tnum" 1;
  transition: color .2s var(--ease-paper);
}

.doc-row .body { min-width: 0; }
.doc-row .title {
  font-family: var(--font-cn-serif);
  font-weight: 600; font-size: 16px;
  color: var(--ink-strong);
  letter-spacing: 0.01em;
  margin-bottom: 4px;
  overflow-wrap: anywhere;
}
.doc-row .meta {
  display: flex; flex-wrap: wrap; gap: 12px;
  font-family: var(--font-mono); font-size: 11px;
  color: var(--ink-muted); letter-spacing: 0.04em;
}
.doc-row .meta .src { color: var(--accent); }
.doc-row .meta .dot { color: var(--ink-faint); }
.doc-row .summary {
  margin-top: 8px;
  font-size: 13px; color: var(--ink-muted);
  line-height: 1.6;
  display: -webkit-box; -webkit-box-orient: vertical;
  -webkit-line-clamp: 3; overflow: hidden;
}
.doc-row .tags { margin-top: 8px; display: flex; flex-wrap: wrap; gap: 4px; }

.tag {
  display: inline-block;
  padding: 1px 7px;
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--ink-muted);
  background: transparent;
  border: 1px solid var(--rule);
  border-radius: 0;
}

/* ====== 精选时间线 ======================================================= */
.curated-timeline {
  display: flex;
  flex-direction: column;
  gap: var(--gap-5);
}

.curated-empty {
  padding: 32px 24px;
  color: var(--ink-muted);
  background: var(--paper-card);
  border: 1px solid var(--rule);
  font-family: var(--font-cn-serif);
  font-style: italic;
}

.curated-day {
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: var(--gap-4);
}

.curated-day-head {
  position: sticky;
  top: 142px;
  align-self: start;
  padding-top: 3px;
  font-family: var(--font-mono);
  color: var(--ink-muted);
  letter-spacing: 0.06em;
}

.curated-day-head b {
  display: block;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--ink-strong);
  letter-spacing: 0;
}

.curated-day-head span {
  display: block;
  margin-top: 4px;
  font-size: 11px;
}

.curated-day-list {
  display: flex;
  flex-direction: column;
  gap: var(--gap-3);
}

.curated-card {
  display: grid;
  grid-template-columns: 54px 72px minmax(0, 1fr);
  gap: var(--gap-4);
  align-items: stretch;
  padding: 14px 16px;
  background: var(--paper-card);
  border: 1px solid var(--rule);
  box-shadow: var(--shadow-card);
  cursor: pointer;
  transition: background .2s var(--ease-paper), border-color .2s var(--ease-paper),
              transform .2s var(--ease-paper);
}

.curated-card:hover {
  background: var(--paper-card-2);
  border-color: var(--accent);
  transform: translateY(-1px);
}

.curated-card:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.curated-time {
  padding-top: 5px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-muted);
  letter-spacing: 0.08em;
}

.curated-score {
  width: auto;
  height: auto;
  min-height: 72px;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 2px;
  color: var(--paper);
  background: var(--ink-strong);
  border: 0;
  border-left: 3px solid var(--accent);
  font-family: var(--font-mono);
}

.curated-score span {
  font-family: var(--font-display);
  font-size: 28px;
  line-height: 1;
  font-weight: 600;
  letter-spacing: 0;
}

.curated-score b {
  font-size: 9px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--paper-deep);
}

.curated-body {
  min-width: 0;
}

.curated-card-head {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  margin-bottom: 5px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
}

.curated-source {
  color: var(--accent);
}

.curated-type {
  color: var(--ink-muted);
  border: 1px solid var(--rule-soft);
  padding: 0 6px;
}

.curated-card h3 {
  margin: 0;
  color: var(--ink-strong);
  font-family: var(--font-cn-serif);
  font-size: 17px;
  line-height: 1.35;
  letter-spacing: 0.01em;
  overflow-wrap: anywhere;
}

.curated-card p {
  margin: 7px 0 0;
  color: var(--ink-muted);
  font-size: 13px;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

.curated-reason {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  gap: var(--gap-3);
  margin-top: 10px;
  padding: 9px 0 0;
  background: transparent;
  border-left: 0;
  border-top: 1px dotted var(--rule);
  color: var(--ink-muted);
}

.curated-reason b {
  color: var(--ink-strong);
  font-family: var(--font-cn-serif);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.curated-reason span {
  min-width: 0;
  font-size: 13px;
  line-height: 1.55;
}

.curated-foot {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--gap-3);
  margin-top: 10px;
}

.curated-foot .tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.curated-foot a {
  flex: 0 0 auto;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 11px;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.curated-foot a:hover {
  color: var(--accent-deep);
}

.pager {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap-3);
  margin-top: var(--gap-4);
  padding: 10px 14px;
  background: var(--paper-card);
  border: 1px solid var(--rule);
}
.pager-info {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-muted);
  letter-spacing: 0.04em;
}
.pager-controls {
  display: flex;
  align-items: center;
  gap: 4px;
}
.pager button {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--rule);
  cursor: pointer;
  transition: all .2s var(--ease-paper);
}
.pager button:hover:not(:disabled),
.pager button.is-active {
  color: var(--paper);
  background: var(--accent);
  border-color: var(--accent);
}
.pager button:disabled {
  color: var(--ink-faint);
  background: var(--paper-card-2);
  cursor: not-allowed;
  opacity: 0.58;
}

/* ====== 问答 ============================================================= */
.chat {
  display: flex; flex-direction: column;
  height: calc(100vh - 280px); min-height: 480px;
  background: var(--paper-card);
  border: 1px solid var(--rule);
  overflow: hidden;
  position: relative;
}
.chat::before {
  /* 上沿装饰：双线 + 朱红短点 */
  content: ""; position: absolute;
  top: 0; left: 0; right: 0; height: 14px;
  background:
    linear-gradient(to bottom, var(--paper-card-2), transparent),
    repeating-linear-gradient(90deg, var(--accent) 0 6px, transparent 6px 28px);
  background-size: 100% 100%, 100% 1px;
  background-position: 0 0, 0 6px;
  background-repeat: no-repeat;
  pointer-events: none;
}
.chat-log {
  flex: 1; overflow-y: auto;
  padding: var(--gap-6) var(--gap-7) var(--gap-5);
}

.chat-empty {
  height: 100%;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  text-align: center;
  gap: var(--gap-4);
}
.chat-empty .empty-mark {
  width: 70px; height: 70px;
  display: grid; place-items: center;
  font-family: var(--font-cn-serif);
  font-weight: 700; font-size: 38px;
  color: var(--paper);
  background: var(--accent);
  border-radius: 50%;
  transform: rotate(-6deg);
  box-shadow: 0 4px 0 var(--accent-deep);
}
.chat-empty .hint {
  font-family: var(--font-display); font-style: italic;
  font-size: 15px; color: var(--ink-muted);
  max-width: 460px;
  margin: 0;
}
.chat-empty .prompt-suggestions {
  display: flex; flex-direction: column;
  gap: 6px; max-width: 420px; width: 100%;
}
.prompt-suggestions .lbl {
  font-family: var(--font-mono); font-size: 10px;
  color: var(--ink-faint); letter-spacing: 0.18em;
  text-align: left;
  padding: 8px 0 4px;
  border-bottom: 1px dashed var(--rule);
}
.prompt-chip {
  padding: 9px 14px;
  font-family: var(--font-cn-sans); font-size: 13.5px;
  text-align: left; color: var(--ink);
  background: transparent;
  border: 1px solid var(--rule);
  cursor: pointer;
  transition: all .2s var(--ease-paper);
}
.prompt-chip::before {
  content: "› ";
  color: var(--accent); font-weight: 700;
  font-family: var(--font-display);
}
.prompt-chip:hover {
  border-color: var(--accent);
  background: var(--paper-card-2);
}

.msg {
  margin-bottom: var(--gap-5);
  animation: msgIn .35s var(--ease-paper) both;
}
@keyframes msgIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}

.msg.user {
  display: flex; justify-content: flex-end;
}
.msg.user .bubble {
  position: relative;
  max-width: 70%;
  padding: 12px 18px 12px 22px;
  font-family: var(--font-cn-serif);
  font-size: 14.5px; line-height: 1.55;
  background: var(--ink-strong);
  color: var(--paper);
  letter-spacing: 0.01em;
}
.msg.user .bubble::before {
  content: "—";
  position: absolute; left: 8px; top: 11px;
  color: var(--accent-soft);
  font-weight: 600;
}

.msg.assistant .bubble {
  position: relative;
  padding: 14px 18px 14px 26px;
  background: transparent;
  font-family: var(--font-cn-serif);
  font-size: 15.5px; line-height: 1.85;
  color: var(--ink);
  border-left: 3px solid var(--accent);
  white-space: normal;
  max-width: 72ch;
}
.msg.assistant .bubble p { margin: 0 0 0.75em; }
.msg.assistant .bubble p:last-child { margin-bottom: 0; }
.msg.assistant .bubble h1,
.msg.assistant .bubble h2,
.msg.assistant .bubble h3,
.msg.assistant .bubble h4 {
  font-family: var(--font-cn-serif);
  font-weight: 700;
  margin: 1em 0 0.4em;
  line-height: 1.4;
}
.msg.assistant .bubble h1 { font-size: 1.25em; }
.msg.assistant .bubble h2 { font-size: 1.15em; }
.msg.assistant .bubble h3 { font-size: 1.05em; }
.msg.assistant .bubble h4 { font-size: 1em; }
.msg.assistant .bubble ul,
.msg.assistant .bubble ol {
  padding-left: 1.5em;
  margin: 0.5em 0 0.75em;
}
.msg.assistant .bubble li { margin-bottom: 0.25em; }
.msg.assistant .bubble code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--paper-card-2);
  padding: 0.1em 0.35em;
  border: 1px solid var(--rule);
}
.msg.assistant .bubble pre {
  background: var(--paper-card-2);
  border: 1px solid var(--rule);
  padding: 0.75em 1em;
  overflow-x: auto;
  margin: 0.75em 0;
}
.msg.assistant .bubble pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 0.82em;
}
.msg.assistant .bubble blockquote {
  border-left: 3px solid var(--rule);
  margin: 0.5em 0;
  padding: 0.25em 0 0.25em 1em;
  color: var(--ink-muted);
}
.msg.assistant .bubble strong { font-weight: 700; }
.msg.assistant .bubble em { font-style: italic; }
.msg.assistant .bubble hr {
  border: none;
  border-top: 1px dashed var(--rule);
  margin: 1em 0;
}
.msg.assistant .bubble table {
  border-collapse: collapse;
  width: 100%;
  margin: 0.75em 0;
  font-size: 0.9em;
}
.msg.assistant .bubble th,
.msg.assistant .bubble td {
  border: 1px solid var(--rule);
  padding: 0.3em 0.6em;
  text-align: left;
}
.msg.assistant .bubble th {
  background: var(--paper-card-2);
  font-weight: 600;
}
/* 流式输出时的打字机光标 */
.msg.assistant:not(.loading) .bubble.streaming::after {
  content: '';
  display: inline-block;
  width: 2px; height: 1em;
  background: var(--accent);
  vertical-align: text-bottom;
  margin-left: 2px;
  animation: blink .8s step-end infinite;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}
.msg.assistant .bubble::before {
  content: "";
  position: absolute; left: -3px; top: -1px;
  width: 3px; height: 16px;
  background: var(--accent-deep);
}
.msg .footnote {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7em; font-weight: 600;
  vertical-align: super;
  color: var(--accent);
  padding: 0 2px;
  margin: 0 1px;
}
.msg .footnote.is-link {
  cursor: pointer;
  border-bottom: 1px dotted var(--accent);
  transition: color .15s var(--ease-paper), background .15s var(--ease-paper);
}
.msg .footnote.is-link:hover,
.msg .footnote.is-link:focus-visible {
  color: var(--accent-deep);
  background: var(--accent-glow);
  outline: none;
}

.citations {
  margin-top: var(--gap-3);
  padding: var(--gap-3) 0 0;
  border-top: 1px dashed var(--rule);
  display: flex; flex-wrap: wrap;
  gap: 6px;
}
.citations::before {
  content: "引证 / Citations";
  width: 100%;
  font-family: var(--font-mono); font-size: 10px;
  color: var(--ink-faint); letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.citations .cite {
  display: inline-flex; align-items: center;
  max-width: 360px;
  padding: 3px 8px 3px 4px;
  background: var(--paper-card-2);
  border: 1px solid var(--rule);
  font-family: var(--font-cn-sans); font-size: 12px;
  color: var(--ink-muted);
  cursor: help;
  white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis;
  transition: all .2s var(--ease-paper);
}
button.cite {
  appearance: none;
  text-align: left;
  font: inherit;
  line-height: inherit;
  border-radius: 0;
}
.citations .cite.is-link {
  cursor: pointer;
}
.citations .cite::before {
  content: attr(data-num);
  display: inline-block;
  min-width: 18px;
  margin-right: 6px;
  text-align: center;
  font-family: var(--font-mono); font-weight: 600;
  color: var(--accent);
  border-right: 1px solid var(--rule);
  padding-right: 6px;
}
.citations .cite:hover {
  border-color: var(--accent);
  color: var(--ink-strong);
  background: var(--paper-card);
}
.citations .cite.is-link:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.chat-form {
  display: flex; gap: 8px;
  padding: 14px 20px;
  border-top: 1px solid var(--rule);
  background: var(--paper-card-2);
}
.chat-form input {
  flex: 1;
  padding: 10px 14px;
  font-family: var(--font-cn-sans); font-size: 14px;
  background: var(--paper-rim);
  border: 1px solid var(--rule);
  transition: border-color .2s var(--ease-paper), box-shadow .2s var(--ease-paper);
}
.chat-form input::placeholder { color: var(--ink-faint); }
.chat-form input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.chat-form button {
  padding: 10px 20px;
  font-family: var(--font-cn-sans);
  font-size: 13px; font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--paper);
  background: var(--accent);
  border: 0;
  cursor: pointer;
  transition: background .2s var(--ease-paper);
}
.chat-form button:hover { background: var(--accent-deep); }

/* ====== 全局知识助理 ====================================================== */
.assistant-home {
  display: grid;
  gap: 12px;
  align-content: start;
  max-width: 520px;
  padding: 28px 32px 32px;
  background: var(--paper-card);
  border: 1px solid var(--rule);
  box-shadow: var(--shadow-card);
}
.assistant-home h2 {
  margin: 0;
  font-family: var(--font-cn-serif);
  font-size: 28px;
  color: var(--ink-strong);
}
.assistant-home button {
  justify-self: start;
  padding: 10px 18px;
  color: var(--paper);
  background: var(--accent);
  border: 1px solid var(--accent);
  font-weight: 600;
  cursor: pointer;
  transition: background .2s var(--ease-paper), border-color .2s var(--ease-paper);
}
.assistant-home button:hover {
  background: var(--accent-deep);
  border-color: var(--accent-deep);
}

.assistant-widget {
  position: fixed;
  right: 28px;
  bottom: 28px;
  z-index: 180;
  pointer-events: none;
}
.assistant-launcher {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 152px;
  padding: 9px 12px 9px 9px;
  color: var(--paper);
  background: var(--ink-strong);
  border: 1px solid rgba(251, 246, 230, .22);
  box-shadow: var(--shadow-pop);
  cursor: pointer;
  transition: transform .2s var(--ease-paper), background .2s var(--ease-paper);
}
.assistant-launcher:hover {
  transform: translateY(-2px);
  background: var(--accent-deep);
}
.assistant-launcher-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  color: var(--paper);
  background: var(--accent);
  border: 1px solid rgba(251, 246, 230, .24);
  font-family: var(--font-cn-serif);
  font-size: 22px;
  font-weight: 900;
}
.assistant-launcher-copy {
  display: grid;
  gap: 1px;
  text-align: left;
}
.assistant-launcher-copy b {
  font-family: var(--font-cn-serif);
  font-size: 14px;
  letter-spacing: .04em;
}
.assistant-launcher-copy small {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent-soft);
  letter-spacing: .14em;
  text-transform: uppercase;
}
.assistant-panel {
  pointer-events: auto;
  display: none;
  flex-direction: column;
  width: min(388px, calc(100vw - 40px));
  height: min(620px, calc(100vh - 56px));
  color: var(--ink);
  background: var(--paper-card);
  border: 1px solid var(--rule);
  box-shadow: var(--shadow-pop);
  overflow: hidden;
  animation: assistantIn .28s var(--ease-snap) both;
}
.assistant-widget.is-open .assistant-launcher { display: none; }
.assistant-widget.is-open .assistant-panel { display: flex; }
.assistant-widget[data-size="large"] .assistant-panel {
  width: min(860px, calc(100vw - 64px));
  height: min(760px, calc(100vh - 56px));
}
@keyframes assistantIn {
  from { opacity: 0; transform: translateY(10px) scale(.98); }
  to { opacity: 1; transform: none; }
}
.assistant-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 16px 13px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, .42), transparent),
    var(--paper-card-2);
  border-bottom: 1px solid var(--rule);
}
.assistant-kicker,
.panel-kicker {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent);
  letter-spacing: .18em;
}
.assistant-head h2 {
  margin: 2px 0 0;
  font-family: var(--font-cn-serif);
  font-size: 20px;
  color: var(--ink-strong);
}
.assistant-head p {
  margin: 2px 0 0;
  font-size: 12px;
  color: var(--ink-muted);
}
.assistant-actions {
  display: flex;
  gap: 6px;
}
.assistant-actions button,
.assistant-history-head button,
.assistant-history-delete {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  color: var(--ink-muted);
  background: var(--paper-rim);
  border: 1px solid var(--rule);
  cursor: pointer;
  line-height: 1;
  transition: all .18s var(--ease-paper);
}
.assistant-actions button:hover,
.assistant-history-head button:hover,
.assistant-history-delete:hover {
  color: var(--paper);
  background: var(--accent);
  border-color: var(--accent);
}
.assistant-body {
  flex: 1;
  min-height: 0;
  display: flex;
}
.assistant-history {
  width: 192px;
  flex: 0 0 192px;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--rule);
  background: var(--paper-card-2);
  min-height: 0;
}
.assistant-widget[data-size="large"] .assistant-history {
  width: 260px;
  flex-basis: 260px;
}
.assistant-history[hidden] { display: none; }
.assistant-history-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 12px 12px 10px;
  border-bottom: 1px dashed var(--rule);
  font-family: var(--font-cn-serif);
  font-weight: 700;
}
.assistant-history-head button {
  width: auto;
  padding: 0 8px;
  font-family: var(--font-mono);
  font-size: 10px;
}
.assistant-history-list {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 8px;
}
.assistant-history-empty {
  padding: 16px 8px;
  color: var(--ink-muted);
  font-size: 12px;
}
.assistant-history-item {
  position: relative;
  width: 100%;
  display: grid;
  gap: 2px;
  padding: 9px 34px 9px 10px;
  color: var(--ink);
  background: transparent;
  border: 1px solid transparent;
  text-align: left;
  cursor: pointer;
  transition: all .16s var(--ease-paper);
}
.assistant-history-item:hover,
.assistant-history-item.is-active {
  background: var(--paper-card);
  border-color: var(--rule);
}
.assistant-history-item b {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 13px;
  font-weight: 600;
}
.assistant-history-item small {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  color: var(--ink-muted);
  font-size: 11px;
}
.assistant-history-delete {
  position: absolute;
  top: 8px;
  right: 6px;
  width: 24px;
  height: 24px;
  font-size: 16px;
}
.assistant-chat {
  flex: 1;
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
}
.assistant-chat-log {
  padding: 18px 18px 16px;
}
.assistant-chat-log .chat-empty {
  min-height: 100%;
  padding: 18px 0;
}
.assistant-chat-log .chat-empty .empty-mark {
  width: 52px;
  height: 52px;
  font-size: 28px;
}
.assistant-chat-log .chat-empty .hint {
  max-width: 300px;
  font-size: 13px;
  font-family: var(--font-cn-serif);
}
.assistant-chat-log .prompt-suggestions {
  max-width: 310px;
}
.assistant-chat-log .msg {
  margin-bottom: 18px;
}
.assistant-chat-log .msg.user .bubble {
  max-width: 86%;
  font-size: 13.5px;
}
.assistant-chat-log .msg.assistant .bubble {
  max-width: 100%;
  font-size: 14px;
  line-height: 1.75;
}
.assistant-chat-log .citations .cite {
  max-width: 100%;
}
.assistant-form {
  padding: 11px 12px;
}
.assistant-form input {
  min-width: 0;
  padding: 9px 11px;
}
.assistant-form button {
  padding: 9px 13px;
}

/* 助理二次设计：档案馆里的工作台 */
.assistant-widget {
  right: 30px;
  bottom: 30px;
  --assistant-ink: #15110d;
  --assistant-ink-2: #241d16;
  --assistant-paper: #fff9ea;
  --assistant-paper-2: #f3ead3;
  --assistant-line: rgba(31, 25, 18, .18);
  --assistant-blue: #315d75;
  --assistant-green: #426b4c;
  --assistant-shadow: 0 30px 80px -30px rgba(20, 16, 11, .72),
                      0 16px 38px -30px rgba(20, 16, 11, .5),
                      0 0 0 1px rgba(251, 246, 230, .22);
}
.assistant-launcher {
  min-width: 186px;
  min-height: 58px;
  gap: 12px;
  padding: 8px 14px 8px 8px;
  border: 1px solid rgba(251, 246, 230, .28);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(168, 51, 26, .2), transparent 46%),
    var(--assistant-ink);
  box-shadow: var(--assistant-shadow);
}
.assistant-launcher::after {
  content: "";
  width: 8px;
  height: 8px;
  margin-left: auto;
  border-radius: 50%;
  background: var(--assistant-green);
  box-shadow: 0 0 0 3px rgba(66, 107, 76, .18);
}
.assistant-launcher:hover {
  transform: translateY(-3px);
  background:
    linear-gradient(135deg, rgba(168, 51, 26, .28), transparent 46%),
    var(--assistant-ink-2);
}
.assistant-launcher-mark {
  width: 42px;
  height: 42px;
  border-radius: 6px;
  background: var(--accent);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .2), 0 3px 0 var(--accent-deep);
}
.assistant-launcher-mark span {
  transform: rotate(-4deg);
}
.assistant-launcher-copy b {
  font-size: 15px;
}
.assistant-launcher-copy small {
  color: #d7c7a5;
}
.assistant-panel {
  width: min(440px, calc(100vw - 44px));
  height: min(680px, calc(100vh - 58px));
  border: 1px solid rgba(31, 25, 18, .35);
  border-radius: 8px;
  background: var(--assistant-paper);
  box-shadow: var(--assistant-shadow);
}
.assistant-widget[data-size="large"] .assistant-panel {
  width: min(960px, calc(100vw - 72px));
  height: min(780px, calc(100vh - 64px));
}
.assistant-head {
  align-items: center;
  padding: 16px;
  color: var(--paper-rim);
  background:
    linear-gradient(90deg, rgba(168, 51, 26, .28), transparent 38%),
    linear-gradient(180deg, rgba(255, 255, 255, .08), transparent),
    var(--assistant-ink);
  border-bottom: 1px solid rgba(251, 246, 230, .18);
}
.assistant-brand {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 12px;
}
.assistant-seal {
  flex: 0 0 44px;
  width: 44px;
  height: 48px;
  display: grid;
  place-items: center;
  font-family: var(--font-cn-serif);
  font-weight: 900;
  font-size: 26px;
  color: var(--paper);
  background: var(--accent);
  border-radius: 6px;
  box-shadow: 0 3px 0 var(--accent-deep), inset 0 0 0 2px rgba(255, 255, 255, .16);
  transform: rotate(-2deg);
}
.assistant-title-block {
  min-width: 0;
}
.assistant-head .assistant-kicker {
  color: #d5c49f;
}
.assistant-head h2 {
  margin: 1px 0 0;
  color: var(--paper-rim);
  font-size: 22px;
  line-height: 1.15;
}
.assistant-head p {
  display: inline-flex;
  max-width: 250px;
  margin: 7px 0 0;
  padding: 3px 8px;
  color: #eadfc8;
  background: rgba(255, 249, 234, .08);
  border: 1px solid rgba(255, 249, 234, .15);
  border-radius: 999px;
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.assistant-actions {
  flex: 0 0 auto;
  gap: 7px;
}
.assistant-actions button,
.assistant-history-head button {
  width: 34px;
  height: 34px;
  border-radius: 6px;
  color: #eadfc8;
  background: rgba(255, 249, 234, .08);
  border: 1px solid rgba(255, 249, 234, .18);
}
.assistant-actions button span {
  transform: translateY(-1px);
  font-size: 17px;
}
.assistant-actions button:hover,
.assistant-actions button.is-active,
.assistant-history-head button:hover {
  color: var(--paper);
  background: var(--accent);
  border-color: var(--accent);
}
.assistant-body {
  background:
    linear-gradient(90deg, rgba(49, 93, 117, .06), transparent 44%),
    repeating-linear-gradient(0deg, transparent 0 31px, rgba(31, 25, 18, .035) 31px 32px),
    var(--assistant-paper);
}
.assistant-history {
  width: 238px;
  flex-basis: 238px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, .28), transparent 140px),
    var(--assistant-paper-2);
  border-right: 1px solid var(--assistant-line);
}
.assistant-widget[data-size="large"] .assistant-history {
  width: 286px;
  flex-basis: 286px;
}
.assistant-history-head {
  padding: 14px 14px 12px;
  border-bottom: 1px solid var(--assistant-line);
}
.assistant-history-head .assistant-kicker {
  display: block;
  margin-bottom: 2px;
  color: var(--assistant-blue);
}
.assistant-history-head b {
  font-family: var(--font-cn-serif);
  font-size: 17px;
  color: var(--ink-strong);
}
.assistant-history-head button {
  color: var(--ink-muted);
  background: var(--paper-rim);
  border-color: var(--rule);
}
.assistant-history-list {
  padding: 10px;
}
.assistant-history-empty {
  margin: 6px;
  padding: 18px 12px;
  color: var(--ink-muted);
  background: rgba(255, 249, 234, .52);
  border: 1px dashed var(--rule);
  border-radius: 6px;
}
.assistant-history-item {
  gap: 4px;
  min-height: 84px;
  margin-bottom: 8px;
  padding: 11px 38px 10px 11px;
  background: rgba(255, 249, 234, .42);
  border: 1px solid transparent;
  border-radius: 7px;
}
.assistant-history-item:hover,
.assistant-history-item.is-active {
  background: var(--assistant-paper);
  border-color: var(--accent-soft);
  box-shadow: 0 10px 22px -20px rgba(31, 25, 18, .48);
}
.assistant-history-item.is-active::before {
  content: "";
  position: absolute;
  left: -1px;
  top: 12px;
  bottom: 12px;
  width: 3px;
  background: var(--accent);
  border-radius: 999px;
}
.assistant-history-title {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-family: var(--font-cn-serif);
  font-size: 14px;
  font-weight: 700;
  color: var(--ink-strong);
}
.assistant-history-preview,
.assistant-history-meta {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 12px;
  color: var(--ink-muted);
}
.assistant-history-meta {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-faint);
}
.assistant-history-delete {
  top: 10px;
  right: 8px;
  width: 26px;
  height: 26px;
  color: var(--ink-faint);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 6px;
}
.assistant-history-delete:hover {
  color: var(--paper);
  background: var(--err);
  border-color: var(--err);
}
.assistant-chat {
  background: rgba(255, 249, 234, .66);
}
.assistant-chat-log {
  padding: 22px 20px 18px;
}
.assistant-empty {
  min-height: 100%;
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 16px;
  padding: 22px 6px;
  text-align: center;
}
.assistant-empty-mark {
  width: 70px;
  height: 78px;
  display: grid;
  place-items: center;
  color: var(--paper);
  background: var(--assistant-ink);
  border-radius: 8px;
  box-shadow: 0 4px 0 var(--accent), inset 0 0 0 1px rgba(255, 249, 234, .16);
  font-family: var(--font-cn-serif);
  font-size: 38px;
  font-weight: 900;
  transform: rotate(-3deg);
}
.assistant-empty-copy h3 {
  margin: 2px 0 0;
  font-family: var(--font-cn-serif);
  font-size: 22px;
  color: var(--ink-strong);
}
.assistant-quick-grid {
  width: min(100%, 360px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}
.assistant-quick-grid .prompt-chip {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  min-height: 52px;
  padding: 8px 12px 8px 8px;
  color: var(--ink);
  background: rgba(255, 249, 234, .72);
  border: 1px solid var(--assistant-line);
  border-radius: 7px;
  text-align: left;
}
.assistant-quick-grid .prompt-chip::before {
  content: none;
}
.assistant-quick-grid .prompt-chip span {
  display: grid;
  place-items: center;
  height: 34px;
  color: var(--assistant-blue);
  background: rgba(49, 93, 117, .1);
  border: 1px solid rgba(49, 93, 117, .22);
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .12em;
}
.assistant-quick-grid .prompt-chip b {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 14px;
  font-weight: 600;
}
.assistant-quick-grid .prompt-chip:hover {
  transform: translateY(-1px);
  background: var(--assistant-paper);
  border-color: var(--accent);
  box-shadow: 0 12px 26px -24px rgba(31, 25, 18, .6);
}
.assistant-chat-log .msg {
  position: relative;
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 10px;
  margin-bottom: 18px;
}
.assistant-chat-log .msg.user {
  grid-template-columns: minmax(0, 1fr) 32px;
  justify-content: stretch;
}
.assistant-chat-log .msg.user .msg-avatar {
  grid-column: 2;
  grid-row: 1;
  color: var(--paper);
  background: var(--assistant-blue);
}
.assistant-chat-log .msg-avatar {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: 7px;
  color: var(--paper);
  background: var(--accent);
  font-family: var(--font-cn-serif);
  font-weight: 800;
  box-shadow: 0 2px 0 rgba(31, 25, 18, .16);
}
.assistant-chat-log .msg .bubble {
  min-width: 0;
}
.assistant-chat-log .msg.user .bubble {
  grid-column: 1;
  grid-row: 1;
  justify-self: end;
  max-width: min(88%, 560px);
  padding: 12px 15px;
  background: var(--assistant-ink);
  border: 1px solid rgba(255, 249, 234, .12);
  border-radius: 8px 2px 8px 8px;
  color: var(--paper-rim);
  font-family: var(--font-cn-sans);
  font-size: 14px;
  line-height: 1.65;
}
.assistant-chat-log .msg.user .bubble::before,
.assistant-chat-log .msg.assistant .bubble::before {
  content: none;
}
.assistant-chat-log .msg.assistant .bubble {
  max-width: min(100%, 680px);
  padding: 13px 15px;
  background: rgba(255, 249, 234, .88);
  border: 1px solid var(--assistant-line);
  border-left: 3px solid var(--accent);
  border-radius: 2px 8px 8px 8px;
  color: var(--ink);
  font-family: var(--font-cn-sans);
  font-size: 14px;
  line-height: 1.75;
  box-shadow: 0 12px 28px -28px rgba(31, 25, 18, .42);
}
.assistant-chat-log .msg.assistant .bubble p {
  margin: 0 0 .72em;
}
.assistant-chat-log .msg.assistant .bubble p:last-child {
  margin-bottom: 0;
}
.assistant-chat-log .citations {
  grid-column: 2;
  margin-top: 2px;
  padding-top: 10px;
}
.assistant-chat-log .citations .cite {
  max-width: 100%;
  border-radius: 6px;
  background: var(--assistant-paper-2);
}
.assistant-form {
  display: block;
  padding: 12px;
  background:
    linear-gradient(180deg, rgba(255, 249, 234, .2), rgba(255, 249, 234, .72)),
    var(--assistant-paper-2);
  border-top: 1px solid var(--assistant-line);
}
.assistant-input-wrap {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 9px;
  padding: 8px;
  background: var(--assistant-paper);
  border: 1px solid var(--rule);
  border-radius: 8px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .34);
}
.assistant-form input {
  width: 100%;
  min-height: 42px;
  padding: 0 4px 0 8px;
  background: transparent;
  border: 0;
  box-shadow: none;
  font-size: 14px;
}
.assistant-form input:focus {
  border: 0;
  box-shadow: none;
}
.assistant-submit {
  min-width: 78px;
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 0 13px;
  border-radius: 6px;
  background: var(--accent);
}
.assistant-submit span {
  font-family: var(--font-mono);
  font-size: 15px;
}
.assistant-submit b {
  font-size: 13px;
  font-weight: 700;
}
.assistant-submit:hover {
  background: var(--accent-deep);
}

/* ====== 报告 ============================================================= */
.report-list {
  display: flex; flex-direction: column;
  background: var(--paper-card);
  border: 1px solid var(--rule);
}
.report-row {
  display: grid;
  grid-template-columns: 70px 110px 1fr;
  gap: var(--gap-4);
  align-items: baseline;
  padding: 14px 20px;
  border-bottom: 1px solid var(--rule-soft);
  cursor: pointer;
  transition: background .2s var(--ease-paper);
}
.report-row:last-child { border-bottom: none; }
.report-row:hover { background: var(--paper-card-2); }
.report-row .period {
  font-family: var(--font-mono); font-size: 10px;
  color: var(--accent); letter-spacing: 0.16em;
  text-transform: uppercase;
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--paper-card-2);
}
.report-row .date {
  font-family: var(--font-display); font-weight: 500;
  font-size: 16px; color: var(--ink-strong);
  font-feature-settings: "tnum" 1;
}
.report-row .title {
  font-family: var(--font-cn-serif);
  font-size: 14px; color: var(--ink);
}

/* —— 报告行：period 标签 —— */
.report-row.is-daily  .period { background: var(--ok-bg);       color: var(--ok); }
.report-row.is-daily  .period::before { content: "●"; font-size: 7px; }
.report-row.is-weekly .period { background: rgba(107,94,74,0.10); color: var(--ink-muted); }
.report-row.is-weekly .period::before { content: "▸"; font-size: 9px; }
.report-row.is-monthly .period { background: var(--accent-glow);  color: var(--accent-deep); }
.report-row.is-monthly .period::before { content: "◆"; font-size: 7px; }

/* ====== 专题 ============================================================= */
.topics-grid {
  display: grid;
  grid-template-columns: minmax(220px, 300px) minmax(0, 1fr);
  gap: var(--gap-5);
  align-items: start;
}
.topic-panel,
.topic-editor {
  background: var(--paper-card);
  border: 1px solid var(--rule);
}
.topic-panel {
  position: sticky;
  top: var(--gap-6);
}
.topic-workbench {
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.topic-panel-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--gap-3);
  padding: 18px 20px 14px;
  border-bottom: 3px double var(--rule);
  background: var(--paper-card-2);
}
.panel-kicker {
  display: block;
  margin-bottom: 5px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--accent);
}
.topic-panel h2 {
  margin: 0;
  font-family: var(--font-cn-serif);
  font-size: 20px;
  color: var(--ink-strong);
}
.topic-panel-head button,
.topic-action-button,
.topic-actions button {
  padding: 7px 13px;
  font-size: 13px;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--rule);
  cursor: pointer;
  transition: all .2s var(--ease-paper);
  white-space: nowrap;
}
.topic-panel-head button.primary,
.topic-action-button.primary,
.topic-actions button.primary {
  color: var(--paper);
  background: var(--accent);
  border-color: var(--accent);
  font-weight: 600;
}
.topic-panel-head button:hover,
.topic-action-button:hover,
.topic-actions button:hover {
  color: var(--paper);
  background: var(--ink-strong);
  border-color: var(--ink-strong);
}
.topic-actions button.danger {
  color: var(--err);
  border-color: var(--accent-soft);
}
.topic-actions button.danger:hover {
  color: var(--paper);
  background: var(--err);
  border-color: var(--err);
}
.topic-actions button:disabled {
  opacity: .52;
  cursor: not-allowed;
}
.topic-action-button:disabled {
  opacity: .52;
  cursor: not-allowed;
}
.topic-list {
  display: flex;
  flex-direction: column;
}
.topic-card {
  display: block;
  width: 100%;
  padding: 15px 18px;
  text-align: left;
  color: var(--ink);
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--rule-soft);
  cursor: pointer;
  transition: background .2s var(--ease-paper), box-shadow .2s var(--ease-paper);
}
.topic-card:hover,
.topic-card.is-active {
  background: var(--paper-card-2);
}
.topic-card.is-active {
  box-shadow: inset 3px 0 0 var(--accent);
}
.topic-card-title {
  display: block;
  font-family: var(--font-cn-serif);
  font-weight: 700;
  font-size: 15px;
  color: var(--ink-strong);
  overflow-wrap: anywhere;
}
.topic-card-desc {
  display: -webkit-box;
  margin-top: 5px;
  color: var(--ink-muted);
  font-size: 12.5px;
  line-height: 1.5;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
.topic-card-meta {
  display: block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-faint);
  letter-spacing: .08em;
}
.topic-empty {
  padding: var(--gap-7) var(--gap-4);
  text-align: center;
  color: var(--ink-muted);
  font-family: var(--font-display);
  font-style: italic;
}

.topic-overview {
  padding: 24px 24px 22px;
  border-bottom: 3px double var(--rule);
  background:
    linear-gradient(135deg, rgba(168, 51, 26, 0.055), transparent 38%),
    var(--paper-card);
}
.topic-overview-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--gap-4);
  align-items: start;
}
.topic-overview h2,
.topic-empty-state h2 {
  margin: 0;
  font-family: var(--font-cn-serif);
  font-size: 28px;
  line-height: 1.2;
  color: var(--ink-strong);
  overflow-wrap: anywhere;
}
.topic-overview p,
.topic-empty-state p {
  margin: 9px 0 0;
  color: var(--ink-muted);
  line-height: 1.7;
  overflow-wrap: anywhere;
}
.topic-mode-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 72px;
  padding: 5px 10px;
  border: 1px solid var(--rule);
  background: var(--paper-rim);
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent-deep);
  letter-spacing: .12em;
  white-space: nowrap;
}
.topic-stat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 20px;
  border: 1px solid var(--rule-soft);
  background: var(--rule-soft);
  gap: 1px;
}
.topic-stat {
  min-width: 0;
  padding: 14px 16px 13px;
  background: rgba(251, 246, 230, 0.78);
}
.topic-stat span {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-faint);
  letter-spacing: .14em;
  text-transform: uppercase;
}
.topic-stat strong {
  display: block;
  margin-top: 5px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 28px;
  line-height: 1;
  color: var(--ink-strong);
  overflow-wrap: anywhere;
}
.topic-stat b {
  display: block;
  margin-top: 6px;
  font-family: var(--font-cn-serif);
  font-size: 13px;
  color: var(--ink-muted);
  letter-spacing: .04em;
}
.topic-compat-note {
  margin-top: 14px;
  padding: 9px 11px;
  color: var(--warn);
  background: var(--warn-bg);
  border-left: 2px solid var(--warn);
  font-size: 12px;
  line-height: 1.6;
}
.topic-overview-columns,
.topic-distribution {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--gap-5);
  margin-top: 22px;
}
.topic-brief,
.topic-distribution > div {
  min-width: 0;
  padding-top: 16px;
  border-top: 1px solid var(--rule-soft);
}
.topic-brief h3,
.topic-distribution h3 {
  margin: 0 0 9px;
  font-family: var(--font-cn-serif);
  font-size: 15px;
  color: var(--ink-strong);
  letter-spacing: .04em;
}
.topic-brief ul {
  margin: 0;
  padding-left: 18px;
  color: var(--ink-muted);
}
.topic-brief li {
  margin: 5px 0;
  overflow-wrap: anywhere;
}
.topic-brief p {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
  overflow: hidden;
}
.topic-source-bars {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.topic-source-row {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--gap-3);
  padding: 7px 9px;
  border: 1px solid var(--rule-hair);
  overflow: hidden;
}
.topic-source-row::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: var(--bar);
  background: rgba(168, 51, 26, 0.10);
}
.topic-source-row span,
.topic-source-row b {
  position: relative;
  z-index: 1;
}
.topic-source-row span {
  color: var(--ink);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.topic-source-row b {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent-deep);
}
.topic-tag-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}
.topic-tag-strip span {
  max-width: 100%;
  padding: 4px 8px;
  color: var(--ink-muted);
  border: 1px solid var(--rule-soft);
  background: rgba(255,255,255,0.18);
  font-size: 12px;
  overflow-wrap: anywhere;
}
.topic-tag-strip b {
  margin-left: 4px;
  font-family: var(--font-mono);
  color: var(--accent);
}
.topic-empty-state {
  padding: 12px 0;
}

.topic-tabset {
  border-top: 1px solid var(--rule);
}
.topic-tabbar {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  background: var(--paper-card-2);
  border-bottom: 3px double var(--rule);
  overflow-x: auto;
  scrollbar-width: thin;
}
.topic-tab {
  min-width: 0;
  padding: 15px 18px 14px;
  color: var(--ink-muted);
  background: transparent;
  border: 0;
  border-right: 1px solid var(--rule-soft);
  cursor: pointer;
  font-family: var(--font-cn-serif);
  font-size: 17px;
  font-weight: 700;
  text-align: left;
  transition: color .2s var(--ease-paper), background .2s var(--ease-paper), box-shadow .2s var(--ease-paper);
  overflow-wrap: anywhere;
}
.topic-tab:last-child {
  border-right: 0;
}
.topic-tab:hover {
  color: var(--ink-strong);
  background: rgba(255,255,255,0.22);
}
.topic-tab:focus-visible {
  position: relative;
  z-index: 1;
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}
.topic-tab.is-active {
  color: var(--ink-strong);
  background: var(--paper-card);
  box-shadow: inset 0 -3px 0 var(--accent);
}
.topic-pane {
  min-width: 0;
}
.topic-pane[hidden] {
  display: none;
}
.topic-section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--gap-4);
  padding: 18px 20px 14px;
  background: var(--paper-card-2);
  border-bottom: 1px solid var(--rule-soft);
}
.topic-section-head h2 {
  margin: 0;
  font-family: var(--font-cn-serif);
  font-size: 20px;
  color: var(--ink-strong);
}
.topic-section-head h2 .en,
.topic-fold summary .en {
  margin-left: 8px;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 12px;
  font-weight: 400;
  color: var(--ink-muted);
  letter-spacing: .06em;
}
.topic-section-actions {
  display: flex;
  align-items: center;
  gap: var(--gap-2);
  flex-wrap: wrap;
  justify-content: flex-end;
}
.topic-section-actions .section-meta,
.topic-fold summary .section-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-faint);
  letter-spacing: .06em;
}
.topic-report-timeline {
  display: flex;
  flex-direction: column;
  padding: 0 20px 20px;
}
.topic-report-row {
  width: 100%;
  display: grid;
  grid-template-columns: 42px 76px 108px minmax(0, 1fr);
  gap: var(--gap-3);
  align-items: baseline;
  padding: 15px 0;
  text-align: left;
  color: var(--ink);
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--rule-soft);
  cursor: pointer;
  transition: background .2s var(--ease-paper), padding .2s var(--ease-paper);
}
.topic-report-row:last-child { border-bottom: 0; }
.topic-report-row:hover {
  padding-left: 8px;
  background: rgba(255, 255, 255, 0.20);
}
.topic-report-row:disabled {
  cursor: default;
  opacity: .62;
}
.topic-report-node {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 13px;
  color: var(--accent);
}
.topic-report-row .period {
  display: inline-flex;
  justify-content: center;
  padding: 2px 7px;
  background: var(--paper-card-2);
  border: 1px solid var(--rule-soft);
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent);
  letter-spacing: .12em;
  white-space: nowrap;
}
.topic-report-row .date {
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--ink-strong);
  font-feature-settings: "tnum" 1;
  white-space: nowrap;
}
.topic-report-copy {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.topic-report-copy strong {
  font-family: var(--font-cn-serif);
  font-size: 14px;
  color: var(--ink-strong);
  overflow-wrap: anywhere;
}
.topic-report-copy em {
  display: -webkit-box;
  color: var(--ink-muted);
  font-style: normal;
  font-size: 12.5px;
  line-height: 1.5;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
.topic-line-empty {
  padding: 24px 0;
  color: var(--ink-muted);
  font-family: var(--font-display);
  font-style: italic;
}

.topic-fold {
  border-top: 0;
  border-bottom: 1px solid var(--rule);
}
.topic-fold:last-child {
  border-bottom: 0;
}
.topic-fold summary {
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: var(--gap-4);
  align-items: center;
  padding: 17px 20px 14px;
  cursor: pointer;
  background: var(--paper-card-2);
}
.topic-fold summary::-webkit-details-marker { display: none; }
.topic-fold summary::after {
  content: "+";
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  margin-left: 8px;
  color: var(--accent);
  border: 1px solid var(--rule);
  font-family: var(--font-mono);
  font-size: 14px;
}
.topic-fold[open] summary {
  border-bottom: 1px solid var(--rule-soft);
}
.topic-fold[open] summary::after {
  content: "−";
}
.topic-fold summary b {
  display: block;
  min-width: 0;
  font-family: var(--font-cn-serif);
  font-size: 19px;
  color: var(--ink-strong);
  overflow-wrap: anywhere;
}
.topic-fold-actions {
  display: flex;
  justify-content: flex-end;
  padding: 12px 20px 0;
}
.topic-form {
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.topic-form-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--gap-3);
  padding: 18px 20px 14px;
  border-bottom: 3px double var(--rule);
  background: var(--paper-card);
}
.topic-form-head,
.topic-actions,
.topic-form > .field {
  grid-column: auto;
}
.topic-form-head {
  grid-column: 1 / -1;
}
.topic-form-head h2 {
  margin: 0;
  font-family: var(--font-cn-serif);
  font-size: 19px;
  color: var(--ink-strong);
}
.topic-form > .field {
  padding: 14px 18px;
  border-right: 1px solid var(--rule-soft);
  border-bottom: 1px solid var(--rule-soft);
}
.topic-form > .field:nth-of-type(2n) {
  border-right: 0;
}
.topic-form > .field.span-2 {
  grid-column: 1 / -1;
  border-right: 0;
}
.topic-form textarea,
.field textarea {
  resize: vertical;
  min-height: 80px;
  padding: 9px 11px;
  font-family: var(--font-cn-sans);
  font-size: 13px;
  line-height: 1.55;
  background: var(--paper-rim);
  border: 1px solid var(--rule);
  border-radius: 0;
  transition: all .15s var(--ease-paper);
}
.topic-form textarea:focus,
.field textarea:focus {
  border-color: var(--accent);
  background: var(--paper-card-2);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.topic-enabled {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-muted);
  letter-spacing: .1em;
  border: 1px dashed var(--rule);
}
.topic-enabled input {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
}
.topic-actions {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--gap-2);
  padding: 14px 18px 16px;
  border-bottom: 1px solid var(--rule);
}
.topic-actions .summary-text {
  margin-left: auto;
}
.topic-doc-list {
  margin: 12px 20px 20px;
}
.topic-doc-shell {
  position: relative;
}
.topic-doc-shell .doc-row {
  padding-right: 86px;
}
.topic-item-remove {
  position: absolute;
  right: 16px;
  top: 16px;
  padding: 4px 9px;
  font-size: 12px;
  color: var(--err);
  background: var(--paper-card);
  border: 1px solid var(--accent-soft);
  cursor: pointer;
  transition: all .15s var(--ease-paper);
}
.topic-item-remove:hover {
  color: var(--paper);
  background: var(--err);
  border-color: var(--err);
}

/* —— 报告侧凭证按钮 —— */
.creds-btn {
  margin-top: 12px;
  display: flex; justify-content: space-between; align-items: center;
  gap: 8px;
  width: 100%; padding: 8px 10px;
  background: transparent;
  border: 1px dashed var(--rule);
  font-family: var(--font-mono); font-size: 10px;
  color: var(--ink-muted); letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  transition: border-color .2s var(--ease-paper), color .2s var(--ease-paper);
}
.creds-btn:hover {
  border-color: var(--accent);
  color: var(--accent-deep);
}

/* —— 凭证模态 —— */
.creds-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  padding: 24px 32px 28px;
}
.creds-body .field { margin: 0; }
.creds-hint {
  margin: 4px 0 0;
  font-size: 12px;
  color: var(--ink-muted);
  line-height: 1.6;
}
.creds-hint code {
  font-family: var(--font-mono); font-size: 11px;
  padding: 0 4px;
  background: var(--paper-rim);
  border: 1px solid var(--rule-soft);
}

/* 报告 Markdown 内容（在 article-reader 模态内复用 .article-content 基础样式，
   下面只补足首级标题、强调与脚注的报告专属表现） */
.report-md h1 {
  margin: 0 0 .85em;
  padding-bottom: 12px;
  font-family: var(--font-cn-serif); font-weight: 700;
  font-size: 26px; color: var(--ink-strong);
  border-bottom: 3px double var(--rule);
  letter-spacing: 0.02em;
}

/* —— 阅读模态 article-reader 边框 —— */
#report-backdrop .article-reader {
  border: 1px solid var(--rule);
}
.report-md strong {
  color: var(--ink-strong);
  font-weight: 700;
}
.report-md em { font-style: italic; color: var(--ink-muted); }
.report-md .footnote {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7em; font-weight: 600;
  vertical-align: super;
  color: var(--accent);
  padding: 0 1px;
  margin: 0 1px;
}
.report-md .footnote.is-link a,
.report-md .footnote.is-link {
  cursor: pointer;
  border-bottom: 1px dotted var(--accent);
  transition: color .15s var(--ease-paper), background .15s var(--ease-paper);
}
.report-md .footnote a {
  color: inherit;
  text-decoration: none;
}
.report-md .footnote.is-link:hover,
.report-md .footnote.is-link:focus-visible,
.report-md .footnote.is-link a:hover,
.report-md .footnote.is-link a:focus-visible {
  color: var(--accent-deep);
  background: var(--accent-glow);
  outline: none;
}

/* ====== 信息源 表格 ====================================================== */
.table-wrap {
  background: var(--paper-card);
  border: 1px solid var(--rule);
  overflow-x: auto;
}
#source-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 960px;
}
#source-table th {
  text-align: left; vertical-align: bottom;
  padding: 14px 14px 10px;
  background: var(--paper-card-2);
  border-bottom: 2px solid var(--rule);
  font-family: var(--font-mono); font-size: 10px;
  font-weight: 500;
  color: var(--ink-muted);
  letter-spacing: 0.16em; text-transform: uppercase;
  white-space: nowrap;
}
#source-table th.th-num { text-align: right; }
#source-table th.th-toggle, #source-table th.th-actions { width: 1px; }

#source-table td {
  padding: 14px 14px;
  border-bottom: 1px solid var(--rule-soft);
  font-size: 13px;
  vertical-align: middle;
  color: var(--ink);
}
#source-table tr:last-child td { border-bottom: 0; }
#source-table tbody tr {
  transition: background .15s var(--ease-paper);
}
#source-table tbody tr:hover td { background: var(--paper-card-2); }

#source-table .empty-row td {
  padding: var(--gap-7) var(--gap-4);
  text-align: center; color: var(--ink-muted);
  font-family: var(--font-display); font-style: italic;
  font-size: 14px;
}

/* 切换开关 */
.src-toggle {
  appearance: none; -webkit-appearance: none;
  width: 34px; height: 18px;
  background: var(--rule);
  border-radius: 999px;
  position: relative; cursor: pointer;
  transition: background .25s var(--ease-paper);
  vertical-align: middle;
}
.src-toggle::after {
  content: ""; position: absolute;
  top: 2px; left: 2px;
  width: 14px; height: 14px;
  background: var(--paper-card);
  border-radius: 50%;
  transition: transform .25s var(--ease-snap);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}
.src-toggle:checked { background: var(--accent); }
.src-toggle:checked::after { transform: translateX(16px); }

#source-table .src-name { min-width: 180px; }
#source-table .src-name b {
  display: block;
  font-family: var(--font-cn-serif);
  font-weight: 600; font-size: 14.5px;
  color: var(--ink-strong);
}
#source-table .src-name .alias {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px; color: var(--ink-faint);
  letter-spacing: 0.04em; margin-top: 2px;
}

#source-table .src-type {
  display: inline-block;
  padding: 2px 8px;
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--ink-strong);
  background: var(--paper-rim);
  border: 1px solid var(--rule);
}

#source-table .source-rank {
  display: inline-grid;
  gap: 4px;
}
#source-table .source-tier,
#source-table .source-role {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  font-family: var(--font-mono);
  line-height: 1;
  white-space: nowrap;
}
#source-table .source-tier {
  padding: 3px 7px;
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--paper);
  background: var(--ink-strong);
  border: 1px solid var(--ink-strong);
}
#source-table .source-tier-T1,
#source-table .source-tier-T15 {
  background: var(--accent);
  border-color: var(--accent);
}
#source-table .source-role {
  font-size: 10px;
  color: var(--ink-muted);
  letter-spacing: 0.08em;
}

#source-table .fakeid {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--ink-muted);
  max-width: 180px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

#source-table .doc-count {
  text-align: right;
  font-family: var(--font-display); font-weight: 500;
  font-size: 20px; line-height: 1;
  color: var(--ink-strong);
  font-feature-settings: "tnum" 1;
}
#source-table .doc-count .added {
  display: block;
  margin-top: 2px;
  font-family: var(--font-mono); font-size: 10px;
  color: var(--ok); letter-spacing: 0.06em;
}

#source-table .when {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--ink-muted);
  white-space: nowrap;
}

#source-table .status-pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 9px;
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.10em; text-transform: uppercase;
  background: transparent;
  border: 1px solid currentColor;
  color: var(--ink-faint);
}
#source-table .status-pill::before {
  content: "";
  width: 6px; height: 6px; border-radius: 50%;
  background: currentColor;
  flex: 0 0 6px;
}
.status-ok { color: var(--ok); }
.status-running {
  color: var(--info);
  animation: statusPulse 1.4s var(--ease-paper) infinite;
}
.status-failed,
.status-discover_failed,
.status-archive_failed,
.status-import_failed,
.status-missing_auth_key,
.status-auth_failed { color: var(--err); }
@keyframes statusPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.55; }
}

#source-table .err {
  margin-top: 4px;
  font-family: var(--font-mono); font-size: 10.5px;
  color: var(--err); letter-spacing: 0.02em;
  max-width: 260px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

#source-table .actions {
  display: flex; gap: 4px; flex-wrap: nowrap;
}
#source-table .actions button {
  padding: 5px 11px;
  font-family: var(--font-cn-sans); font-size: 12px;
  background: transparent;
  color: var(--ink-muted);
  border: 1px solid var(--rule);
  cursor: pointer;
  white-space: nowrap;
  transition: all .15s var(--ease-paper);
}
#source-table .actions button:hover {
  background: var(--ink-strong); color: var(--paper);
  border-color: var(--ink-strong);
}
#source-table .actions button.run {
  background: var(--accent); color: var(--paper);
  border-color: var(--accent);
  font-weight: 600; letter-spacing: 0.04em;
}
#source-table .actions button.run:hover {
  background: var(--accent-deep); border-color: var(--accent-deep);
}
#source-table .actions button.run:disabled {
  opacity: 0.6; cursor: progress;
  background: var(--accent); border-color: var(--accent);
}
#source-table .actions button.danger {
  color: var(--err);
  border-color: var(--accent-soft);
}
#source-table .actions button.danger:hover {
  background: var(--err); color: var(--paper);
  border-color: var(--err);
}

/* ====== 文章阅读弹框 ===================================================== */
.article-backdrop {
  position: fixed; inset: 0; z-index: 120;
  display: grid; place-items: center;
  padding: 28px;
  background:
    radial-gradient(900px 520px at 50% 8%, rgba(251, 246, 230, 0.16), transparent 62%),
    rgba(28, 24, 18, 0.62);
  backdrop-filter: blur(8px) saturate(0.9);
  -webkit-backdrop-filter: blur(8px) saturate(0.9);
  animation: fadeIn .22s var(--ease-paper);
}
.article-backdrop[hidden] { display: none; }

.article-reader {
  width: min(920px, calc(100vw - 56px));
  max-height: min(860px, calc(100vh - 56px));
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  position: relative;
  background:
    linear-gradient(90deg, rgba(168, 51, 26, 0.07), transparent 120px),
    var(--paper-card);
  border: 1px solid var(--rule);
  box-shadow: var(--shadow-pop);
  animation: readerIn .34s var(--ease-snap) both;
  overflow: hidden;
}
.article-reader::before {
  content: "";
  position: absolute;
  left: 18px; right: 18px; top: 12px;
  height: 3px;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--rule);
  opacity: 0.36;
  pointer-events: none;
}
.article-reader::after {
  content: "档";
  position: absolute;
  right: 34px; bottom: 28px;
  width: 54px; height: 54px;
  display: grid; place-items: center;
  font-family: var(--font-cn-serif);
  font-weight: 900; font-size: 30px;
  color: rgba(168, 51, 26, 0.16);
  border: 2px solid rgba(168, 51, 26, 0.16);
  transform: rotate(-8deg);
  pointer-events: none;
}
@keyframes readerIn {
  from { opacity: 0; transform: translateY(18px) scale(0.98); }
  to { opacity: 1; transform: none; }
}

.article-reader-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 12px 22px;
  padding: 30px 40px 18px;
  border-bottom: 3px double var(--rule);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.34), transparent),
    var(--paper-card);
}
.article-head-copy { min-width: 0; }
.article-eyebrow {
  display: inline-block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent);
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.article-reader h2 {
  margin: 0;
  font-family: var(--font-cn-serif);
  font-weight: 700;
  font-size: 26px;
  line-height: 1.24;
  color: var(--ink-strong);
  letter-spacing: 0.01em;
  overflow-wrap: anywhere;
}
.article-close {
  width: 38px; height: 38px;
  display: grid; place-items: center;
  padding: 0;
  font-family: var(--font-display);
  font-size: 28px; line-height: 1;
  color: var(--ink-muted);
  background: transparent;
  border: 1px solid var(--rule);
  cursor: pointer;
  transition: background .2s var(--ease-paper), color .2s var(--ease-paper),
              border-color .2s var(--ease-paper), transform .2s var(--ease-paper);
}
.article-close:hover {
  color: var(--paper);
  background: var(--ink-strong);
  border-color: var(--ink-strong);
  transform: rotate(3deg);
}
.article-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-self: end;
}
.article-topic-button,
.article-topic-select {
  height: 38px;
  padding: 0 12px;
  font-size: 13px;
  color: var(--ink-muted);
  background: transparent;
  border: 1px solid var(--rule);
}
.article-topic-button {
  cursor: pointer;
  transition: all .2s var(--ease-paper);
}
.article-topic-button:hover {
  color: var(--paper);
  background: var(--accent);
  border-color: var(--accent);
}
.article-topic-button:disabled {
  opacity: .6;
  cursor: progress;
}
.article-topic-select {
  min-width: 150px;
  color: var(--ink);
  background: var(--paper-rim);
}
.article-topic-select[hidden] {
  display: none;
}
.article-meta {
  display: flex; flex-wrap: wrap;
  gap: 7px 12px;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-muted);
  letter-spacing: 0.04em;
}
.article-meta span {
  display: inline-flex; align-items: baseline; gap: 6px;
  max-width: 100%;
}
.article-meta b {
  color: var(--ink-faint);
  font-weight: 500;
}
.article-tags {
  grid-column: 1 / -1;
  display: flex; flex-wrap: wrap; gap: 5px;
  min-height: 0;
  padding-top: 4px;
}
.article-tags:empty { display: none; }

.article-scroll {
  min-height: 0;
  overflow-y: auto;
  padding: 34px 42px 46px;
  background:
    linear-gradient(90deg, rgba(28, 24, 18, 0.045) 0 1px, transparent 1px 100%),
    linear-gradient(var(--paper-card), var(--paper-card));
  background-size: 34px 100%, auto;
  background-position: 41px 0, 0 0;
}
.article-content {
  max-width: 74ch;
  margin: 0 auto;
  font-family: var(--font-cn-serif);
  color: var(--ink);
  letter-spacing: 0.01em;
}
.article-content p {
  margin: 0 0 1.15em;
  font-size: 15.5px;
  line-height: 1.9;
  overflow-wrap: anywhere;
}
.article-content h2,
.article-content h3,
.article-content h4 {
  margin: 1.65em 0 .65em;
  font-family: var(--font-cn-serif);
  color: var(--ink-strong);
  line-height: 1.35;
  letter-spacing: 0.03em;
}
.article-content h2 {
  font-size: 22px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--rule-soft);
}
.article-content h3 { font-size: 19px; }
.article-content h4 { font-size: 16px; }
.article-content ul {
  margin: 0 0 1.15em;
  padding-left: 1.3em;
}
.article-content li {
  margin: 0 0 .5em;
  font-size: 15px;
  line-height: 1.8;
}
.article-content blockquote {
  margin: 1.25em 0;
  padding: 2px 0 2px 16px;
  border-left: 3px solid var(--accent-soft);
  color: var(--ink-muted);
  font-family: var(--font-display);
  font-style: italic;
  line-height: 1.75;
}
.article-content hr {
  border: 0;
  border-top: 3px double var(--rule);
  margin: 24px 0;
}
.article-content a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
.article-content code {
  padding: 1px 5px;
  font-family: var(--font-mono);
  font-size: 0.88em;
  color: var(--accent-deep);
  background: var(--paper-rim);
  border: 1px solid var(--rule-soft);
}
.article-loading,
.article-empty {
  padding: 34px 0;
  text-align: center;
  font-family: var(--font-display);
  font-style: italic;
  color: var(--ink-muted);
}

/* ====== 模态框 (公众号档案卡) ============================================ */
.modal-backdrop {
  position: fixed; inset: 0; z-index: 100;
  display: flex; align-items: center; justify-content: center;
  background: rgba(28, 24, 18, 0.55);
  backdrop-filter: blur(6px) grayscale(0.2);
  -webkit-backdrop-filter: blur(6px) grayscale(0.2);
  animation: fadeIn .25s var(--ease-paper);
}
.modal-backdrop[hidden] { display: none; }

.modal {
  position: relative;
  width: 600px; max-width: 92vw;
  background: var(--paper-card);
  border: 1px solid var(--rule);
  box-shadow: var(--shadow-pop);
  animation: cardIn .4s var(--ease-snap) both;
}
@keyframes cardIn {
  from { opacity: 0; transform: translateY(20px) scale(0.96); }
  to { opacity: 1; transform: none; }
}

.modal-clip {
  position: absolute;
  top: -10px; left: 28px; right: 28px;
  height: 14px;
  background: var(--accent);
  box-shadow: 0 2px 0 var(--accent-deep);
}
.modal-clip::before, .modal-clip::after {
  content: ""; position: absolute;
  top: 3px; width: 8px; height: 8px;
  background: var(--paper-card);
  border-radius: 50%;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.3);
}
.modal-clip::before { left: 14px; }
.modal-clip::after  { right: 14px; }

.modal-header {
  padding: 28px 32px 14px;
  border-bottom: 3px double var(--rule);
}
.modal-header .modal-eyebrow {
  display: inline-block;
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}
#modal-title {
  margin: 0;
  font-family: var(--font-cn-serif); font-weight: 700;
  font-size: 24px; color: var(--ink-strong);
}

#src-form {
  padding: 22px 32px 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 18px;
}
.field { display: flex; flex-direction: column; gap: 5px; }
.field span {
  font-family: var(--font-mono); font-size: 10px;
  color: var(--ink-muted);
  letter-spacing: 0.10em; text-transform: uppercase;
}
.field input,
.field select {
  padding: 9px 11px;
  font-family: var(--font-mono); font-size: 13px;
  background: var(--paper-rim);
  border: 1px solid var(--rule);
  border-radius: 0;
  transition: all .15s var(--ease-paper);
}
.field input::placeholder { color: var(--ink-faint); }
.field input:focus,
.field select:focus {
  border-color: var(--accent);
  background: var(--paper-card-2);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.span-2 { grid-column: 1 / -1; }

.cb {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px;
  background: var(--paper-rim);
  border: 1px dashed var(--rule);
  font-family: var(--font-cn-sans); font-size: 13px;
  color: var(--ink);
}
.cb input { width: 16px; height: 16px; accent-color: var(--accent); }

.modal-actions {
  display: flex; justify-content: flex-end; gap: 10px;
  padding-top: var(--gap-3);
  border-top: 1px dashed var(--rule);
  margin-top: var(--gap-3);
}
.modal-actions button {
  padding: 9px 22px;
  font-family: var(--font-cn-sans); font-size: 13px;
  border: 1px solid var(--rule);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  transition: all .2s var(--ease-paper);
}
.modal-actions button:hover {
  border-color: var(--ink); background: var(--paper-rim);
}
.modal-actions button[type=submit] {
  background: var(--accent); color: var(--paper);
  border-color: var(--accent);
  font-weight: 600; letter-spacing: 0.06em;
}
.modal-actions button[type=submit]:hover {
  background: var(--accent-deep); border-color: var(--accent-deep);
}

/* ====== Toast ============================================================ */
.toast {
  position: fixed; right: 32px; bottom: 28px; z-index: 200;
  padding: 12px 18px 12px 32px;
  background: var(--ink-strong);
  color: var(--paper);
  font-family: var(--font-cn-sans); font-size: 13px;
  letter-spacing: 0.04em;
  border-left: 3px solid var(--ok);
  box-shadow: var(--shadow-pop);
  animation: toastIn .3s var(--ease-snap);
  max-width: 360px;
}
.toast::before {
  content: "✓";
  position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  color: var(--ok);
  font-family: var(--font-display); font-weight: 700;
}
.toast.error { border-left-color: var(--accent); }
.toast.error::before { content: "✕"; color: var(--accent); }

@keyframes toastIn {
  from { opacity: 0; transform: translate(20px, 0); }
  to { opacity: 1; transform: none; }
}

/* ====== 响应式 =========================================================== */
@media (max-width: 1080px) {
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .masthead { grid-template-columns: 1fr; gap: var(--gap-4); }
  .console { min-width: 0; width: 100%; }
}

@media (max-width: 820px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar {
    position: relative; height: auto;
    padding: 14px 18px;
    flex-direction: row; align-items: center;
    gap: var(--gap-4);
    border-right: 0;
    border-bottom: 1px solid var(--rule);
    overflow-x: auto;
  }
  .masthead-mark {
    margin: 0; padding: 0; border: 0;
    flex: 0 0 auto;
  }
  .masthead-title { display: none; }
  .tabs { flex-direction: row; flex: 1; gap: 0; }
  .tabs a {
    grid-template-columns: auto auto auto;
    grid-template-areas: "num label sub";
    padding: 8px 12px;
    border-bottom: 0;
    border-right: 1px dotted var(--rule);
  }
  .tabs a .rom { display: none; }
  .tabs a.active { background: transparent; }
  .tabs a.active::before, .tabs a.active::after { display: none; }
  .sidebar-foot { display: none; }
  .masthead { padding: 22px 24px 18px; }
  .content { padding: var(--gap-5) 24px var(--gap-7); }
  .article-backdrop {
    padding: 0;
    place-items: stretch;
  }
  .article-reader {
    width: 100vw;
    max-height: 100vh;
    border: 0;
  }
  .article-reader-header {
    padding: 28px 24px 18px;
  }
  .article-scroll {
    padding: 24px 24px 36px;
    background-position: 23px 0, 0 0;
  }
  .topics-grid {
    grid-template-columns: 1fr;
  }
  .topic-panel {
    position: static;
  }
  .topic-overview-head,
  .topic-overview-columns,
  .topic-distribution {
    grid-template-columns: 1fr;
  }
  .curated-day {
    grid-template-columns: 1fr;
    gap: var(--gap-2);
  }
  .curated-day-head {
    position: static;
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: var(--gap-3);
    padding: 0;
  }
  .topic-section-head {
    flex-direction: column;
    align-items: stretch;
  }
  .topic-section-actions {
    justify-content: space-between;
  }
  .topic-form {
    grid-template-columns: 1fr;
  }
  .topic-form > .field,
  .topic-form > .field:nth-of-type(2n) {
    border-right: 0;
  }
  #src-form { grid-template-columns: 1fr; }
  .span-2 { grid-column: auto; }
  .assistant-widget {
    right: 14px;
    bottom: 14px;
  }
  .assistant-widget.is-open {
    left: 0;
    right: 0;
    bottom: 0;
  }
  .assistant-panel,
  .assistant-widget[data-size="large"] .assistant-panel {
    width: 100vw;
    height: min(82vh, calc(100vh - 44px));
    border-left: 0;
    border-right: 0;
    border-bottom: 0;
  }
}

@media (max-width: 520px) {
  .cards { grid-template-columns: 1fr; }
  .masthead-h1 { font-size: 28px; }
  .console { padding: 14px 12px 10px; }
  .toolbar input,
  .toolbar select {
    min-width: 100%;
    width: 100%;
  }
  .summary-text {
    margin-left: 0;
    width: 100%;
  }
  .doc-row {
    grid-template-columns: 50px 1fr;
    padding: 14px 14px 16px;
    gap: var(--gap-3);
  }
  .curated-card {
    grid-template-columns: 1fr 58px;
    gap: var(--gap-3);
    padding: 13px 13px 15px;
  }
  .curated-time {
    grid-column: 1;
    grid-row: 1;
    padding-top: 0;
  }
  .curated-score {
    grid-column: 2;
    grid-row: 1 / span 2;
    min-height: 58px;
  }
  .curated-score span {
    font-size: 23px;
  }
  .curated-body {
    grid-column: 1 / -1;
  }
  .curated-reason {
    grid-template-columns: 1fr;
    gap: 3px;
  }
  .curated-foot {
    align-items: flex-start;
    flex-direction: column;
  }
  .topic-doc-shell .doc-row {
    padding-right: 14px;
    padding-bottom: 48px;
  }
  .topic-overview {
    padding: 20px 16px 18px;
  }
  .topic-tabbar {
    grid-template-columns: none;
    grid-auto-flow: column;
    grid-auto-columns: minmax(112px, 1fr);
  }
  .topic-tab {
    padding: 12px 10px 11px;
    font-size: 15px;
    line-height: 1.25;
    text-align: center;
  }
  .topic-stat-grid {
    grid-template-columns: 1fr;
  }
  .topic-section-head,
  .topic-fold summary {
    padding-left: 16px;
    padding-right: 16px;
  }
  .topic-fold summary {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: var(--gap-2);
  }
  .topic-fold summary .section-meta {
    grid-column: 1 / -1;
  }
  .topic-fold summary::after {
    grid-column: 2;
    grid-row: 1;
  }
  .topic-fold-actions {
    justify-content: stretch;
    padding-left: 16px;
    padding-right: 16px;
  }
  .topic-fold-actions .topic-action-button,
  .topic-section-actions .topic-action-button {
    width: 100%;
  }
  .topic-report-timeline {
    padding: 0 16px 16px;
  }
  .topic-report-row {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 4px var(--gap-3);
    align-items: start;
  }
  .topic-report-row .period,
  .topic-report-row .date,
  .topic-report-copy {
    grid-column: 2;
  }
  .topic-report-node {
    grid-row: 1 / span 3;
  }
  .topic-report-row:hover {
    padding-left: 0;
  }
  .topic-item-remove {
    top: auto;
    right: 14px;
    bottom: 12px;
  }
  .topic-actions .summary-text {
    margin-left: 0;
  }
  .pager {
    align-items: stretch;
    flex-direction: column;
  }
  .pager-controls {
    justify-content: space-between;
  }
  .pager button {
    width: 32px;
    height: 32px;
  }
  .article-reader-header {
    grid-template-columns: minmax(0, 1fr) 34px;
    gap: 12px;
  }
  .article-actions {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-self: start;
    flex-wrap: wrap;
  }
  .article-topic-select {
    max-width: calc(100vw - 48px);
  }
  .article-close {
    grid-column: 2;
    grid-row: 1;
  }
  .article-reader h2 { font-size: 22px; }
  .article-close {
    width: 34px; height: 34px;
    font-size: 24px;
  }
  .article-meta {
    flex-direction: column;
    gap: 4px;
  }
  .article-content p {
    font-size: 14.5px;
    line-height: 1.85;
  }
  .assistant-launcher {
    min-width: 0;
    padding-right: 9px;
  }
  .assistant-launcher-copy { display: none; }
  .assistant-head {
    padding: 13px 12px 11px;
  }
  .assistant-actions {
    gap: 4px;
  }
  .assistant-actions button {
    width: 28px;
    height: 28px;
  }
  .assistant-body {
    position: relative;
  }
  .assistant-history {
    position: absolute;
    inset: 0 auto 0 0;
    z-index: 2;
    width: min(280px, 82vw);
    flex-basis: auto;
    box-shadow: 16px 0 30px -26px rgba(28, 24, 18, .6);
  }
  .assistant-chat-log {
    padding: 16px 14px 14px;
  }
  .assistant-form {
    gap: 6px;
    padding: 10px;
  }
  .assistant-form button {
    padding: 9px 11px;
  }
}

/* 助理最终响应式覆盖 */
@media (max-width: 820px) {
  .assistant-widget {
    right: 16px;
    bottom: 16px;
  }
  .assistant-widget.is-open {
    left: 0;
    right: 0;
    bottom: 0;
  }
  .assistant-panel,
  .assistant-widget[data-size="large"] .assistant-panel {
    width: 100vw;
    height: min(86vh, calc(100vh - 36px));
    border-radius: 8px 8px 0 0;
    border-left: 0;
    border-right: 0;
    border-bottom: 0;
  }
  .assistant-head {
    padding: 14px 14px 12px;
  }
  .assistant-head p {
    max-width: 190px;
  }
}

@media (max-width: 620px) {
  .assistant-launcher {
    min-width: 58px;
    min-height: 58px;
    padding: 8px;
  }
  .assistant-launcher::after,
  .assistant-launcher-copy {
    display: none;
  }
  .assistant-brand {
    gap: 10px;
  }
  .assistant-seal {
    width: 38px;
    height: 42px;
    flex-basis: 38px;
    font-size: 22px;
  }
  .assistant-head h2 {
    font-size: 19px;
  }
  .assistant-head p {
    max-width: 170px;
    padding-left: 0;
    padding-right: 0;
    background: transparent;
    border: 0;
  }
  .assistant-actions {
    gap: 4px;
  }
  .assistant-actions button {
    width: 31px;
    height: 31px;
  }
  .assistant-body {
    position: relative;
  }
  .assistant-history {
    position: absolute;
    inset: 0 auto 0 0;
    z-index: 3;
    width: min(304px, 86vw);
    flex-basis: auto;
    box-shadow: 22px 0 40px -30px rgba(20, 16, 11, .8);
  }
  .assistant-chat-log {
    padding: 18px 14px 14px;
  }
  .assistant-empty-mark {
    width: 60px;
    height: 66px;
    font-size: 32px;
  }
  .assistant-empty-copy h3 {
    font-size: 20px;
  }
  .assistant-chat-log .msg,
  .assistant-chat-log .msg.user {
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 8px;
  }
  .assistant-chat-log .msg-avatar,
  .assistant-chat-log .msg.user .msg-avatar {
    grid-column: 1;
    width: 28px;
    height: 28px;
    border-radius: 6px;
    font-size: 13px;
  }
  .assistant-chat-log .msg.user .bubble {
    grid-column: 2;
    justify-self: start;
    max-width: 100%;
    border-radius: 2px 8px 8px 8px;
  }
  .assistant-chat-log .citations {
    grid-column: 2;
  }
  .assistant-input-wrap {
    grid-template-columns: minmax(0, 1fr) 48px;
    gap: 6px;
    padding: 6px;
  }
  .assistant-submit {
    min-width: 48px;
    padding: 0;
  }
  .assistant-submit b {
    display: none;
  }
}