/* ============================================================
   魂镜 Hunjing · 界面静态原型 v0.1
   设计语言：墨 / 月白双主题 · 铜镜青主色 · 朱砂朱批色 · 双层文字系统
   ============================================================ */

/* ---------- 设计令牌 ---------- */
:root {
  /* 墨色主题（默认） */
  --bg: #14181c;
  --bg-sunken: #0f1316;
  --bg-raised: #1b2126;
  --bg-overlay: #212930;
  --line: #2b333b;
  --line-soft: #232b31;
  --text-1: #e9e7e2;
  --text-2: #a7aeb4;
  --text-3: #6d777f;
  --accent: #58a99c;              /* 铜镜青 */
  --accent-strong: #74c4b6;
  --accent-soft: rgba(88, 169, 156, 0.13);
  --cinnabar: #c4574a;            /* 朱砂 · 朱批专用 */
  --cinnabar-strong: #d26a5d;
  --cinnabar-soft: rgba(196, 87, 74, 0.14);
  --ok: #8ab872;                  /* 已成 */
  --warn: #c9a227;                /* 整备 · 秋香 */
  --err: #d26a5d;                 /* 受阻 */
  --muted: #79838b;               /* 守一 / 已止 */
  --shadow: 0 10px 28px rgba(0, 0, 0, 0.38);
  --shadow-soft: 0 4px 14px rgba(0, 0, 0, 0.25);

  --font-ui: "PingFang SC", "HarmonyOS Sans SC", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-serif: "Songti SC", "Noto Serif SC", "STSong", "SimSun", serif;
  --font-mono: "SF Mono", "JetBrains Mono", "Cascadia Code", Menlo, Consolas, monospace;

  --radius: 10px;
  --radius-sm: 7px;
  --radius-lg: 14px;
  --side-w: 224px;
}

[data-theme="light"] {
  --bg: #f1f2ef;
  --bg-sunken: #e6e8e4;
  --bg-raised: #fafaf8;
  --bg-overlay: #ffffff;
  --line: #d6dad3;
  --line-soft: #e2e5df;
  --text-1: #262b2e;
  --text-2: #5c6569;
  --text-3: #8b9497;
  --accent: #2f7a6f;
  --accent-strong: #22615a;
  --accent-soft: rgba(47, 122, 111, 0.1);
  --cinnabar: #ac4632;
  --cinnabar-strong: #963a28;
  --cinnabar-soft: rgba(172, 70, 50, 0.1);
  --ok: #4e7e3b;
  --warn: #8f7414;
  --err: #ac4632;
  --muted: #848d90;
  --shadow: 0 10px 28px rgba(42, 52, 47, 0.12);
  --shadow-soft: 0 4px 14px rgba(42, 52, 47, 0.08);
}

/* ---------- 基础 ---------- */
* { box-sizing: border-box; margin: 0; padding: 0; }

html { height: 100%; }

body {
  min-height: 100%;
  background: var(--bg);
  color: var(--text-1);
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-strong); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

::selection { background: var(--accent-soft); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* ---------- 双层文字系统（签名） ----------
   文化名用衬线宋体；直白解释用无衬线小字。
   展示格式：文化名 · 直白解释 */
.cn { font-family: var(--font-serif); letter-spacing: 0.02em; }
.cn__plain {
  font-family: var(--font-ui);
  font-size: 0.72em;
  color: var(--text-3);
  margin-left: 0.4em;
  letter-spacing: 0;
}

.mono { font-family: var(--font-mono); font-size: 0.92em; }

/* ---------- 应用外壳 ---------- */
.app {
  display: grid;
  grid-template-columns: var(--side-w) 1fr;
  min-height: 100vh;
}

.sidebar {
  background: var(--bg-sunken);
  border-right: 1px solid var(--line-soft);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 18px 14px;
}

.brand__mark {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  flex: none;
  background:
    radial-gradient(circle at 35% 30%, rgba(255, 255, 255, 0.28), transparent 42%),
    conic-gradient(from 210deg, #3f6e68, #6fae9f 40%, #4a5e63 80%, #3f6e68);
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: inset 0 0 0 3px rgba(0, 0, 0, 0.18);
}

.brand__name { font-family: var(--font-serif); font-size: 17px; font-weight: 600; line-height: 1.2; }
.brand__sub { font-size: 11px; color: var(--text-3); }

.side-nav { flex: 1; padding: 4px 10px 16px; }

.nav-group { margin-top: 14px; }
.nav-group__title {
  font-size: 11px;
  color: var(--text-3);
  padding: 0 10px 5px;
  letter-spacing: 0.08em;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  color: var(--text-2);
  position: relative;
  margin-bottom: 1px;
}

.nav-item:hover { background: var(--bg-raised); color: var(--text-1); }

.nav-item.is-active {
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.nav-item.is-active::before {
  content: "";
  position: absolute;
  left: -10px;
  top: 6px;
  bottom: 6px;
  width: 3px;
  border-radius: 2px;
  background: var(--accent);
}

.nav-item svg { width: 17px; height: 17px; flex: none; opacity: 0.85; }
.nav-item .cn { font-size: 14.5px; }
.nav-item .nav-plain { font-size: 11.5px; color: var(--text-3); margin-left: auto; }
.nav-item.is-active .nav-plain { color: inherit; opacity: 0.75; }

.side-foot {
  border-top: 1px solid var(--line-soft);
  padding: 12px 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

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

.topbar {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 22px;
  height: 54px;
  border-bottom: 1px solid var(--line-soft);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 20;
}

.crumbs { display: flex; align-items: center; gap: 8px; min-width: 0; color: var(--text-2); font-size: 13.5px; }
.crumbs .cn { color: var(--text-1); font-size: 15px; }
.crumbs__sep { color: var(--text-3); }
.crumbs .here { color: var(--text-2); }

.topbar__spacer { flex: 1; }

.prototype-tag {
  font-size: 11px;
  color: var(--text-3);
  border: 1px dashed var(--line);
  border-radius: 999px;
  padding: 2px 10px;
  white-space: nowrap;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  border: none;
  background: transparent;
  color: var(--text-2);
  cursor: pointer;
}
.icon-btn:hover { background: var(--bg-raised); color: var(--text-1); }
.icon-btn svg { width: 17px; height: 17px; }

/* ---------- 通用组件 ---------- */
.content { padding: 26px 30px 48px; max-width: 1160px; width: 100%; margin: 0 auto; }
.content--wide { max-width: none; }

.card {
  background: var(--bg-raised);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 18px 20px;
}

.card__head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  row-gap: 5px;
  gap: 8px;
  margin-bottom: 12px;
}
.card__head .cn { font-size: 16px; font-weight: 600; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  font-family: var(--font-ui);
  font-size: 13.5px;
  padding: 7px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
  white-space: nowrap;
}
.btn svg { width: 15px; height: 15px; }
.btn--primary { background: var(--accent); color: #f4f7f5; }
.btn--primary:hover { background: var(--accent-strong); color: #fff; }
.btn--cinnabar { background: var(--cinnabar); color: #fbf3ef; }
.btn--cinnabar:hover { background: var(--cinnabar-strong); color: #fff; }
.btn--outline { background: transparent; border-color: var(--line); color: var(--text-1); }
.btn--outline:hover { border-color: var(--accent); color: var(--accent-strong); }
.btn--ghost { background: transparent; color: var(--text-2); }
.btn--ghost:hover { background: var(--bg-raised); color: var(--text-1); }
.btn--danger { background: transparent; border-color: var(--cinnabar); color: var(--cinnabar); }
.btn--danger:hover { background: var(--cinnabar-soft); }
.btn--sm { font-size: 12.5px; padding: 4px 11px; }

/* 状态徽章：文化状态 · 直白状态 · 稳定值 */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  padding: 2px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--text-2);
  white-space: nowrap;
}
.badge__dot { width: 7px; height: 7px; border-radius: 50%; flex: none; }
.badge .mono { font-size: 11px; color: var(--text-3); }
.badge--ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 35%, transparent); }
.badge--ok .badge__dot { background: var(--ok); }
.badge--info { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 35%, transparent); }
.badge--info .badge__dot { background: var(--accent); }
.badge--info .badge__dot { animation: pulse 2.2s ease-in-out infinite; }
.badge--warn { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 40%, transparent); }
.badge--warn .badge__dot { background: var(--warn); }
.badge--err { color: var(--err); border-color: color-mix(in srgb, var(--err) 40%, transparent); }
.badge--err .badge__dot { background: var(--err); }
.badge--muted .badge__dot { background: var(--muted); }

@keyframes pulse { 50% { opacity: 0.35; } }

/* 镜像头像：铜镜圆 + 衬线单字 */
.avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 17px;
  color: #eef4f1;
  background:
    radial-gradient(circle at 32% 28%, rgba(255, 255, 255, 0.3), transparent 45%),
    conic-gradient(from 210deg, #37514d, #5e9a8d 45%, #46565b 85%, #37514d);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.14), inset 0 0 0 4px rgba(0, 0, 0, 0.16);
}
.avatar--user {
  background:
    radial-gradient(circle at 32% 28%, rgba(255, 255, 255, 0.3), transparent 45%),
    conic-gradient(from 210deg, #5a4a44, #9a7b6c 45%, #5f5450 85%, #5a4a44);
}
.avatar--sm { width: 28px; height: 28px; font-size: 13px; }
.avatar--lg { width: 64px; height: 64px; font-size: 28px; }

/* 分段控件（界域切换等） */
.seg {
  display: inline-flex;
  background: var(--bg-sunken);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  padding: 2px;
  gap: 2px;
}
.seg__item {
  border: none;
  background: transparent;
  font-family: var(--font-ui);
  font-size: 12.5px;
  color: var(--text-2);
  padding: 3px 12px;
  border-radius: 5px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.seg__item .cn { font-size: 13px; }
.seg__item:hover { color: var(--text-1); }
.seg__item.is-on { background: var(--bg-raised); color: var(--text-1); box-shadow: var(--shadow-soft); }
.seg__item--sim.is-on { color: var(--warn); }
.seg__realm-hint { font-size: 11px; color: var(--text-3); }

/* 表单 */
.input, .textarea {
  width: 100%;
  background: var(--bg-sunken);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--text-1);
  font-family: var(--font-ui);
  font-size: 13.5px;
  padding: 8px 12px;
}
.input::placeholder, .textarea::placeholder { color: var(--text-3); }
.input:focus, .textarea:focus { outline: none; border-color: var(--accent); }

/* ---------- 首页（镜庭） ---------- */
.hero { display: flex; align-items: flex-end; gap: 18px; margin-bottom: 26px; flex-wrap: wrap; }
.hero h1 { font-family: var(--font-serif); font-size: 26px; font-weight: 600; }
.hero__stats { display: flex; gap: 10px; margin-left: auto; flex-wrap: wrap; }
.hero__stat {
  display: flex;
  flex-direction: column;
  gap: 1px;
  padding: 8px 16px;
  border-radius: var(--radius);
  background: var(--bg-raised);
  border: 1px solid var(--line-soft);
  min-width: 108px;
}
.hero__stat b { font-size: 19px; font-family: var(--font-serif); }
.hero__stat span { font-size: 11.5px; color: var(--text-3); }

.grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
}

.char-card { display: flex; flex-direction: column; gap: 10px; padding: 18px; }
.char-card__top { display: flex; align-items: center; gap: 12px; }
.char-card__name { font-family: var(--font-serif); font-size: 17px; font-weight: 600; }
.char-card__line { font-size: 12.5px; color: var(--text-2); line-height: 1.5; }
.char-card__foot { display: flex; align-items: center; justify-content: space-between; margin-top: 2px; }
.char-card__foot .badge { flex: none; }
.char-card__time { font-size: 11.5px; color: var(--text-3); white-space: nowrap; flex: none; }

.home-cols {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 16px;
  margin-top: 26px;
  align-items: start;
}

.list-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 4px;
  border-bottom: 1px solid var(--line-soft);
}
.list-row:last-child { border-bottom: none; }
.list-row__body { flex: 1; min-width: 0; }
.list-row__title { font-size: 13.5px; color: var(--text-1); display: flex; align-items: center; gap: 8px; }
.list-row__sub { font-size: 12px; color: var(--text-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.list-row__time { font-size: 11.5px; color: var(--text-3); white-space: nowrap; }

.realm-dot {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  color: var(--text-3);
}
.realm-dot::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--muted); }
.realm-dot--world::before { background: var(--accent); }
.realm-dot--sim::before { background: var(--warn); }

/* 进度条 */
.progress { height: 5px; border-radius: 3px; background: var(--bg-sunken); overflow: hidden; }
.progress__bar { height: 100%; border-radius: 3px; background: var(--accent); }
.progress--warn .progress__bar { background: var(--warn); }

/* ---------- 角色页（镜生） ---------- */
.char-layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 20px;
  align-items: start;
}

.char-list-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 12px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
}
.char-list-item:hover { background: var(--bg-raised); }
.char-list-item.is-active { background: var(--bg-raised); border-color: var(--line); }
.char-list-item__name { font-family: var(--font-serif); font-size: 15px; }
.char-list-item__sub { font-size: 11.5px; color: var(--text-3); }

.char-head {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.char-head__title { display: flex; flex-direction: column; gap: 6px; }
.char-head h2 { font-family: var(--font-serif); font-size: 24px; font-weight: 600; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.char-head__motto { color: var(--text-2); font-size: 13.5px; }
.char-head__actions { margin-left: auto; display: flex; gap: 8px; flex-wrap: wrap; }

.section { margin-bottom: 20px; }
.section__head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 10px;
}
.section__head .cn { font-size: 16.5px; font-weight: 600; }
.section__head .more { margin-left: auto; font-size: 12.5px; }

/* 内驱力维度条 */
.drive-row { display: grid; grid-template-columns: 72px 1fr 44px; align-items: center; gap: 14px; padding: 7px 0; }
.drive-row__label { font-size: 13px; color: var(--text-2); }
.drive-row__val { font-size: 12px; color: var(--text-3); text-align: right; }

/* 谱系时间线 */
.timeline { position: relative; padding-left: 20px; }
.timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--line);
}
.timeline__item { position: relative; padding: 0 0 16px 14px; }
.timeline__item:last-child { padding-bottom: 0; }
.timeline__item::before {
  content: "";
  position: absolute;
  left: -20px;
  top: 7px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--accent);
}
.timeline__item--muted::before { border-color: var(--muted); }
.timeline__date { font-size: 11.5px; color: var(--text-3); font-family: var(--font-mono); }
.timeline__title { font-size: 13.5px; }
.timeline__sub { font-size: 12.5px; color: var(--text-2); }

/* 危险区 */
.danger-zone { border-color: color-mix(in srgb, var(--cinnabar) 30%, transparent); }
.danger-zone .card__head .cn { color: var(--cinnabar); }

/* ---------- 对话页（镜树） ---------- */
.conv-layout {
  display: grid;
  grid-template-columns: 268px 1fr 320px;
  height: calc(100vh - 54px);
  min-height: 0;
}

.conv-side {
  border-right: 1px solid var(--line-soft);
  overflow-y: auto;
  padding: 14px 12px;
  background: var(--bg);
}

.conv-side__head { display: flex; align-items: center; gap: 10px; padding: 4px 6px 14px; }
.conv-side__head .cn { font-size: 15px; font-weight: 600; }

.conv-item {
  display: block;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-2);
  margin-bottom: 2px;
}
.conv-item:hover { background: var(--bg-raised); color: var(--text-1); }
.conv-item.is-active { background: var(--accent-soft); color: var(--text-1); }
.conv-item__title { display: flex; align-items: center; gap: 8px; font-size: 13.5px; }
.conv-item__sub { font-size: 12px; color: var(--text-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; margin-top: 1px; }

.conv-main {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
}
.conv-stream { flex: 1; overflow-y: auto; padding: 26px 0 12px; }
.conv-stream__inner { max-width: 780px; margin: 0 auto; padding: 0 26px; }

/* 界域提示条 */
.realm-banner {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 12.5px;
  color: var(--text-2);
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  border-radius: var(--radius-sm);
  padding: 7px 14px;
  margin-bottom: 22px;
}
.realm-banner--sim {
  color: var(--warn);
  background: color-mix(in srgb, var(--warn) 9%, transparent);
  border-color: color-mix(in srgb, var(--warn) 32%, transparent);
}
.realm-banner svg { width: 15px; height: 15px; flex: none; }
.realm-banner::before {
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.75;
  flex: none;
}

/* 消息 */
.msg { margin-bottom: 30px; }

.msg--user { display: flex; flex-direction: column; align-items: flex-end; gap: 5px; }
.msg__meta { display: flex; align-items: center; gap: 8px; font-size: 11.5px; color: var(--text-3); }
.msg--user .bubble {
  background: var(--bg-overlay);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg) var(--radius-lg) 4px var(--radius-lg);
  padding: 11px 16px;
  max-width: 76%;
  font-size: 14px;
  box-shadow: var(--shadow-soft);
}

.msg--char__head { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.msg--char__name { font-family: var(--font-serif); font-size: 15.5px; font-weight: 600; }
.msg--char__meta { display: flex; align-items: center; gap: 8px; margin-left: 2px; }

.msg__blocks { display: flex; flex-direction: column; gap: 12px; padding-left: 48px; }

.msg__actions {
  display: flex;
  align-items: center;
  gap: 4px;
  padding-left: 48px;
  margin-top: 10px;
}
.act-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  color: var(--text-3);
  background: none;
  border: none;
  border-radius: 5px;
  padding: 4px 9px;
  cursor: pointer;
  font-family: var(--font-ui);
}
.act-btn:hover { background: var(--bg-raised); color: var(--text-1); }
.act-btn svg { width: 13.5px; height: 13.5px; }

/* ---------- ContentBlock ---------- */
.block {
  background: var(--bg-raised);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
}
.block__body { padding: 14px 18px; }

.block--text { background: transparent; border: none; padding: 0; }
.block--text .block__body { padding: 0; }

.block__head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border-bottom: 1px solid var(--line-soft);
  background: var(--bg-sunken);
  font-size: 12px;
  color: var(--text-3);
}
.block__head .lang { color: var(--accent); font-family: var(--font-mono); text-transform: lowercase; }
.block__head .fname { font-family: var(--font-mono); color: var(--text-2); }
.block__head .acts { margin-left: auto; display: flex; gap: 4px; }

.md p { margin-bottom: 0.8em; }
.md p:last-child { margin-bottom: 0; }
.md strong { color: var(--text-1); }
.md em { color: var(--text-2); }
.md ul { padding-left: 1.3em; margin-bottom: 0.8em; }
.md ul:last-child { margin-bottom: 0; }
.md li { margin-bottom: 0.3em; }
.md code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: var(--bg-sunken);
  border: 1px solid var(--line-soft);
  border-radius: 4px;
  padding: 1px 6px;
}
.md a { text-underline-offset: 3px; text-decoration: underline; text-decoration-color: color-mix(in srgb, var(--accent) 45%, transparent); }
.md .ext::after { content: " ↗"; font-size: 0.82em; color: var(--text-3); }

/* 引文锚 */
.quote { border-left: 3px solid var(--accent); padding: 2px 0 2px 14px; color: var(--text-2); font-family: var(--font-serif); font-size: 14.5px; }
.quote__src { display: block; margin-top: 5px; font-family: var(--font-ui); font-size: 11.5px; color: var(--text-3); }

/* 表格 */
.table-wrap { overflow-x: auto; }
table.data { border-collapse: collapse; width: 100%; font-size: 13px; }
table.data th {
  text-align: left;
  font-weight: 500;
  color: var(--text-3);
  font-size: 12px;
  border-bottom: 1px solid var(--line);
  padding: 7px 12px;
  white-space: nowrap;
}
table.data td { padding: 8px 12px; border-bottom: 1px solid var(--line-soft); color: var(--text-2); }
table.data tr:last-child td { border-bottom: none; }
table.data td:first-child { color: var(--text-1); font-family: var(--font-serif); }

/* 代码块（手工着色示意） */
pre.code {
  font-family: var(--font-mono);
  font-size: 12.8px;
  line-height: 1.7;
  padding: 14px 16px;
  overflow-x: auto;
  color: var(--text-2);
}
pre.code .k { color: var(--accent); }
pre.code .s { color: var(--ok); }
pre.code .c { color: var(--text-3); font-style: italic; }
pre.code .f { color: var(--cinnabar-strong); }

/* 数学块 */
.math {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 16.5px;
  text-align: center;
  padding: 16px 12px;
  letter-spacing: 0.02em;
}
.math sub, .math sup { font-size: 0.68em; }
.math__fallback { display: block; margin-top: 8px; font-family: var(--font-ui); font-style: normal; font-size: 11.5px; color: var(--text-3); text-align: center; }

/* Mermaid 示意（内联 SVG 图） */
.mermaid-box { padding: 18px 14px; overflow-x: auto; }
.mermaid-cap { padding: 8px 14px; border-top: 1px solid var(--line-soft); font-size: 11.5px; color: var(--text-3); display: flex; gap: 8px; align-items: center; }

/* 音频块 */
.audio { display: flex; align-items: center; gap: 14px; padding: 13px 16px; }
.audio__play {
  width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--bg-sunken);
  color: var(--accent);
  display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer; flex: none;
}
.audio__play svg { width: 15px; height: 15px; margin-left: 2px; }
.wave { display: flex; align-items: center; gap: 2.5px; height: 30px; flex: 1; }
.wave i {
  width: 3px;
  border-radius: 2px;
  background: var(--accent);
  opacity: 0.55;
  display: block;
}
.audio__time { font-family: var(--font-mono); font-size: 12px; color: var(--text-3); }
.audio__meta { flex: none; text-align: right; }
.audio__meta .t { font-size: 12px; color: var(--text-2); display: block; }

/* 工具调用块 */
.tool { border-left: 3px solid var(--accent); }
.tool__head { display: flex; align-items: center; gap: 10px; padding: 10px 16px; }
.tool__name { font-family: var(--font-mono); font-size: 13px; color: var(--text-1); }
.tool__purpose { font-size: 12px; color: var(--text-3); }
.tool__body { padding: 0 16px 12px; font-size: 12.5px; color: var(--text-2); }
.tool__row { display: flex; gap: 8px; padding: 2px 0; }
.tool__row .k2 { color: var(--text-3); flex: none; }
.tool__stat { display: flex; gap: 14px; margin-top: 6px; font-size: 11.5px; color: var(--text-3); }

/* 请命（审批）卡 —— 签名组件 */
.approval { border: 1px solid color-mix(in srgb, var(--cinnabar) 38%, transparent); }
.approval__head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border-bottom: 1px solid color-mix(in srgb, var(--cinnabar) 22%, transparent);
  background: var(--cinnabar-soft);
}
.approval__seal {
  width: 30px; height: 30px; flex: none;
  border-radius: 50%;
  border: 1.5px solid var(--cinnabar);
  color: var(--cinnabar);
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-serif); font-size: 13px; font-weight: 600;
  background: var(--bg-raised);
}
.approval__title { font-size: 14px; }
.approval__title .cn { font-size: 15.5px; font-weight: 600; color: var(--cinnabar); }
.approval__body { padding: 13px 18px; display: flex; flex-direction: column; gap: 8px; }
.fact { display: grid; grid-template-columns: 88px 1fr; gap: 10px; font-size: 13px; }
.fact__k { color: var(--text-3); }
.fact__v { color: var(--text-1); }
.fact__v .mono { font-size: 12px; color: var(--text-2); }
.approval__acts { display: flex; gap: 10px; align-items: center; padding: 0 18px 15px; }
.approval__note { font-size: 11.5px; color: var(--text-3); margin-left: auto; max-width: 220px; }
.approval--done { border-color: var(--line); }
.approval--done .approval__head { background: transparent; border-bottom-color: var(--line-soft); }
.approval--done .approval__seal { border-color: var(--ok); color: var(--ok); }

/* 候答 */
.candidates { display: flex; align-items: center; gap: 10px; padding-left: 48px; margin-top: -14px; margin-bottom: 26px; }
.cand-switch { display: inline-flex; gap: 4px; }
.cand-tag {
  border: 1px solid var(--line);
  background: var(--bg-sunken);
  color: var(--text-3);
  font-size: 12px;
  border-radius: 999px;
  padding: 3px 12px;
  cursor: pointer;
}
.cand-tag.is-on { border-color: var(--accent); color: var(--accent-strong); background: var(--accent-soft); }

/* 残答折叠 */
.sealed {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  font-size: 12.5px;
  color: var(--text-3);
  padding-left: 48px;
  border-left: none; border-right: none; border-top: none;
  margin-left: 0;
}
.sealed__body { flex: 1; }
.sealed__t { color: var(--text-2); }

/* 息壤候选（记忆候选卡） */
.memory-cand { border-left: 3px solid var(--warn); }
.memory-cand__head { display: flex; align-items: center; gap: 10px; padding: 11px 16px; }
.memory-cand__body { padding: 0 16px 13px; font-size: 13px; color: var(--text-2); }
.memory-cand__body .q { font-family: var(--font-serif); color: var(--text-1); font-size: 14px; }
.memory-cand__acts { display: flex; gap: 8px; margin-top: 10px; }
.mem-type {
  font-size: 11px;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 7px;
  color: var(--text-3);
}

/* 临时芽体（流式） */
.sprout { border: 1px dashed color-mix(in srgb, var(--accent) 45%, transparent); background: transparent; }
.sprout__head { display: flex; align-items: center; gap: 10px; padding: 9px 16px; font-size: 12px; color: var(--accent); border-bottom: 1px dashed var(--line); }
.sprout__body { padding: 13px 16px; }
.stream-cursor {
  display: inline-block;
  width: 8px; height: 17px;
  background: var(--accent);
  vertical-align: -3px;
  margin-left: 2px;
  animation: blink 1.05s step-end infinite;
  border-radius: 1px;
}
@keyframes blink { 50% { opacity: 0; } }
.src-line { font-family: var(--font-mono); font-size: 13px; color: var(--text-2); white-space: pre-wrap; }
.src-line .unclosed { color: var(--text-3); }

/* 输入区 */
.composer { border-top: 1px solid var(--line-soft); padding: 14px 26px 18px; background: var(--bg); }
.composer__inner { max-width: 780px; margin: 0 auto; }
.composer__box {
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.composer__box:focus-within { border-color: var(--accent); }
.composer__ta {
  background: none; border: none; resize: none;
  color: var(--text-1);
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.6;
  min-height: 44px;
  outline: none;
}
.composer__bar { display: flex; align-items: center; gap: 6px; }
.composer__bar .spacer { flex: 1; }
.composer__hint { display: flex; gap: 14px; margin-top: 8px; font-size: 11.5px; color: var(--text-3); flex-wrap: wrap; }
.composer__hint .k { color: var(--text-2); }

/* ---------- 右栏：镜枝面板 ---------- */
.conv-ctx {
  border-left: 1px solid var(--line-soft);
  overflow-y: auto;
  padding: 18px 16px 30px;
  background: var(--bg);
}
.ctx-section { margin-bottom: 24px; }
.ctx-section__head {
  display: flex; align-items: baseline; gap: 8px;
  margin-bottom: 10px;
}
.ctx-section__head .cn { font-size: 14.5px; font-weight: 600; }
.ctx-section__head .more { margin-left: auto; font-size: 11.5px; }

/* 分支树 */
.tree { font-size: 12.5px; }
.tree ul { list-style: none; padding-left: 18px; position: relative; }
.tree > ul { padding-left: 2px; }
.tree ul::before {
  content: "";
  position: absolute;
  left: 6px; top: 4px; bottom: 12px;
  width: 1px;
  background: color-mix(in srgb, var(--text-3) 55%, transparent);
}
.tree li { position: relative; padding: 3px 0 3px 14px; }
.tree li::before {
  content: "";
  position: absolute;
  left: 0; top: 13px;
  width: 12px; height: 1px;
  background: color-mix(in srgb, var(--text-3) 55%, transparent);
}
.tree li:last-child::after {
  content: "";
  position: absolute;
  left: -12px; top: 15px; bottom: 0;
  width: 1px;
  background: var(--bg);
}
.tree__node { display: flex; align-items: center; gap: 7px; color: var(--text-2); }
.tree__node .nm { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tree__node--main .nm { color: var(--text-1); font-weight: 500; }
.tree__node--now {
  background: var(--accent-soft);
  border-radius: 5px;
  outline: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
  padding: 2px 6px;
  margin-left: -6px;
  color: var(--accent-strong);
}
.tree__node--sealed { color: var(--text-3); }
.tree__tag { font-size: 10.5px; border-radius: 4px; padding: 0 6px; flex: none; border: 1px solid var(--line); color: var(--text-3); }
.tree__tag--main { border-color: color-mix(in srgb, var(--accent) 40%, transparent); color: var(--accent); }
.tree__tag--seal { border-color: var(--line); color: var(--text-3); text-decoration: line-through; }
.tree__tag--bud { border-color: color-mix(in srgb, var(--accent) 40%, transparent); color: var(--accent); animation: pulse 2.2s ease-in-out infinite; }

/* 上下文镜 */
.ctx-mirror__row { display: flex; gap: 9px; padding: 6px 0; font-size: 12.5px; align-items: baseline; }
.ctx-mirror__type { flex: none; width: 34px; color: var(--text-3); }
.ctx-mirror__txt { color: var(--text-2); flex: 1; }
.ctx-mirror__src { font-size: 11px; color: var(--text-3); white-space: nowrap; }
.ctx-mirror__omitted { color: var(--text-3); font-size: 12px; padding: 4px 0; }
.ctx-meter { margin-top: 10px; }
.ctx-meter__label { display: flex; justify-content: space-between; font-size: 11.5px; color: var(--text-3); margin-bottom: 5px; }

/* ---------- 索引页（设计说明） ---------- */
.doc { max-width: 980px; }
.doc-hero { padding: 44px 0 30px; border-bottom: 1px solid var(--line-soft); margin-bottom: 34px; }
.doc-hero h1 { font-family: var(--font-serif); font-size: 34px; font-weight: 600; margin-bottom: 10px; display: flex; align-items: center; gap: 16px; }
.doc-hero p { color: var(--text-2); max-width: 640px; }
.doc-hero .ver { font-family: var(--font-mono); font-size: 13px; color: var(--accent); border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent); border-radius: 999px; padding: 3px 12px; vertical-align: middle; }

.doc-sec { margin-bottom: 40px; }
.doc-sec > h2 { font-family: var(--font-serif); font-size: 20px; font-weight: 600; margin-bottom: 6px; }
.doc-sec > .sub { color: var(--text-3); font-size: 13px; margin-bottom: 18px; }

.page-nav { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 12px; }
.page-nav a.card { display: flex; flex-direction: column; gap: 6px; color: var(--text-1); transition: border-color 0.15s; }
.page-nav a.card:hover { border-color: var(--accent); }
.page-nav .cn { font-size: 16px; font-weight: 600; }
.page-nav .d { font-size: 12.5px; color: var(--text-3); }
.page-nav .p { font-family: var(--font-mono); font-size: 11px; color: var(--accent); }

.swatches { display: grid; grid-template-columns: repeat(auto-fill, minmax(128px, 1fr)); gap: 10px; }
.swatch { border: 1px solid var(--line-soft); border-radius: var(--radius-sm); overflow: hidden; }
.swatch__c { height: 52px; }
.swatch__m { padding: 7px 10px; font-size: 11.5px; color: var(--text-2); background: var(--bg-raised); }
.swatch__m b { display: block; font-size: 12px; color: var(--text-1); font-weight: 500; }
.swatch__m .mono { color: var(--text-3); font-size: 10.5px; }

.type-spec { display: flex; flex-direction: column; gap: 14px; }
.type-spec__row { display: flex; align-items: baseline; gap: 20px; border-bottom: 1px dashed var(--line-soft); padding-bottom: 13px; flex-wrap: wrap; }
.type-spec__label { width: 130px; flex: none; font-size: 12px; color: var(--text-3); }
.type-spec__sample { color: var(--text-1); }

.demo-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.demo-block { margin-bottom: 22px; }

.badge-table td:first-child { font-family: var(--font-ui); }

/* ---------- 响应式 ---------- */
@media (max-width: 1200px) {
  .conv-layout { grid-template-columns: 240px 1fr; }
  .conv-ctx { display: none; }
}

@media (max-width: 960px) {
  .app { grid-template-columns: 64px 1fr; }
  .brand__text, .nav-item .cn, .nav-item .nav-plain, .nav-group__title { display: none; }
  .nav-item { justify-content: center; }
  .brand { justify-content: center; padding: 16px 0 10px; }
  .home-cols { grid-template-columns: 1fr; }
  .char-layout { grid-template-columns: 1fr; }
  .conv-layout { grid-template-columns: 1fr; }
  .conv-side { display: none; }
  .content { padding: 20px 18px 40px; }
  .prototype-tag, .topbar .realm-dot { display: none; }
  .crumbs .crumbs__sep, .crumbs .cn { display: none; }
}

/* ============================================================
   第二批页面组件（息壤/形仪/天工阁/百工坊/雅集/同契台/云市/神识阁/器谱/司命台/设置）
   ============================================================ */

/* 页内选项卡 */
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--line-soft); margin-bottom: 22px; overflow-x: auto; }
.tab {
  border: none; background: none; cursor: pointer;
  font-family: var(--font-ui); font-size: 13.5px; color: var(--text-2);
  padding: 9px 14px 10px; border-bottom: 2px solid transparent; margin-bottom: -1px;
  display: inline-flex; align-items: center; gap: 7px; white-space: nowrap;
}
.tab .cnt { font-size: 11px; color: var(--text-3); border: 1px solid var(--line); border-radius: 999px; padding: 0 7px; }
.tab:hover { color: var(--text-1); }
.tab.is-on { color: var(--accent-strong); border-bottom-color: var(--accent); }
.tab.is-on .cnt { border-color: color-mix(in srgb, var(--accent) 40%, transparent); color: var(--accent); }

/* chip 筛选 */
.chips { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.chip {
  font-size: 12.5px; color: var(--text-2);
  border: 1px solid var(--line); border-radius: 999px;
  padding: 3px 13px; cursor: pointer; background: none; font-family: var(--font-ui);
  display: inline-flex; align-items: center; gap: 6px;
}
.chip:hover { color: var(--text-1); border-color: var(--text-3); }
.chip.is-on { color: var(--accent-strong); border-color: var(--accent); background: var(--accent-soft); }

/* 搜索条 */
.searchbar { display: flex; align-items: center; gap: 9px; background: var(--bg-sunken); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 7px 12px; }
.searchbar svg { width: 15px; height: 15px; color: var(--text-3); flex: none; }
.searchbar input { flex: 1; background: none; border: none; outline: none; color: var(--text-1); font-family: var(--font-ui); font-size: 13.5px; min-width: 0; }
.searchbar input::placeholder { color: var(--text-3); }

/* 开关 */
.switch { position: relative; width: 36px; height: 20px; flex: none; display: inline-block; }
.switch input { position: absolute; opacity: 0; inset: 0; cursor: pointer; z-index: 1; margin: 0; }
.switch i { position: absolute; inset: 0; border-radius: 999px; background: var(--line); transition: background 0.15s; display: block; }
.switch i::after { content: ""; position: absolute; left: 2px; top: 2px; width: 16px; height: 16px; border-radius: 50%; background: var(--bg-raised); box-shadow: var(--shadow-soft); transition: transform 0.15s; }
.switch input:checked + i { background: var(--accent); }
.switch input:checked + i::after { transform: translateX(16px); }
.switch input:focus-visible + i { outline: 2px solid var(--accent); outline-offset: 2px; }

/* 设置行 */
.set-row { display: flex; align-items: center; gap: 14px; padding: 13px 0; border-bottom: 1px solid var(--line-soft); }
.set-row:last-child { border-bottom: none; }
.set-row__body { flex: 1; min-width: 0; }
.set-row__t { font-size: 13.5px; }
.set-row__d { font-size: 12px; color: var(--text-3); margin-top: 2px; line-height: 1.55; }

/* 资产 / 商品网格 */
.asset-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(196px, 1fr)); gap: 14px; }
.asset-card { display: flex; flex-direction: column; border: 1px solid var(--line-soft); border-radius: var(--radius); overflow: hidden; background: var(--bg-raised); }
.asset-thumb { height: 118px; position: relative; display: flex; align-items: center; justify-content: center; }
.asset-thumb .glyph { font-family: var(--font-serif); font-size: 30px; color: rgba(255, 255, 255, 0.88); text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3); }
.asset-type { position: absolute; top: 8px; left: 8px; font-size: 10.5px; color: #fff; background: rgba(0, 0, 0, 0.45); border-radius: 4px; padding: 1px 7px; }
.asset-flag { position: absolute; top: 8px; right: 8px; }
.asset-body { padding: 11px 13px 12px; display: flex; flex-direction: column; gap: 5px; flex: 1; }
.asset-name { font-size: 13.5px; }
.asset-sub { font-size: 11.5px; color: var(--text-3); }
.asset-acts { display: flex; gap: 6px; margin-top: auto; padding-top: 6px; flex-wrap: wrap; }

/* 价格（金额直白优先） */
.price { font-family: var(--font-serif); font-size: 17px; font-weight: 600; }
.price small { font-size: 12px; font-weight: 400; color: var(--text-3); }
.price--free { color: var(--ok); }

/* 天工：工筹步骤 */
.step { display: flex; gap: 12px; position: relative; padding-bottom: 18px; }
.step:last-child { padding-bottom: 0; }
.step::before { content: ""; position: absolute; left: 13px; top: 30px; bottom: 2px; width: 1px; background: var(--line); }
.step:last-child::before { display: none; }
.step__dot { width: 27px; height: 27px; border-radius: 50%; flex: none; display: flex; align-items: center; justify-content: center; font-size: 12px; border: 1px solid var(--line); color: var(--text-3); background: var(--bg-raised); font-family: var(--font-serif); }
.step--done .step__dot { border-color: var(--ok); color: var(--ok); }
.step--run .step__dot { border-color: var(--accent); color: var(--accent-strong); animation: pulse 2.2s ease-in-out infinite; }
.step__t { font-size: 13.5px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.step__d { font-size: 12px; color: var(--text-3); margin-top: 1px; }

/* 用量条形图 */
.bars { display: flex; align-items: flex-end; gap: 7px; height: 112px; padding-top: 6px; }
.bars__col { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 6px; justify-content: flex-end; height: 100%; }
.bars__bar { width: 100%; max-width: 34px; border-radius: 4px 4px 0 0; background: var(--accent); opacity: 0.8; }
.bars__label { font-size: 10.5px; color: var(--text-3); }

/* 授权行 */
.grant-row { display: grid; grid-template-columns: 122px 1fr auto; gap: 12px; align-items: center; padding: 11px 0; border-bottom: 1px solid var(--line-soft); }
.grant-row:last-child { border-bottom: none; }
.grant-row__cap { display: flex; align-items: center; gap: 7px; font-size: 13px; }
.grant-row__cap svg { width: 15px; height: 15px; color: var(--text-3); flex: none; }
.grant-row__meta { font-size: 12px; color: var(--text-3); margin-top: 2px; line-height: 1.5; }

/* 帖子卡（雅集） */
.post { padding: 16px 18px; }
.post__head { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.post__author { font-size: 13.5px; }
.post__time { font-size: 11.5px; color: var(--text-3); }
.post__body { font-size: 13.5px; color: var(--text-2); display: flex; flex-direction: column; gap: 8px; }
.post__foot { display: flex; gap: 4px; margin-top: 12px; }

/* 双栏（主内容 + 侧栏） */
.two-col { display: grid; grid-template-columns: 1fr 320px; gap: 18px; align-items: start; }

/* 玄络图容器 */
.graph-box { padding: 10px; }

/* 权限矩阵标记 */
.mark-ok { color: var(--ok); }
.mark-no { color: var(--text-3); opacity: 0.45; }

/* 治理案件卡 */
.case-card { border-left: 3px solid var(--warn); }

@media (max-width: 1100px) {
  .two-col { grid-template-columns: 1fr; }
}

/* ============================================================
   铜镜鉴心传承：鎏金发丝线（承接 main 分支旧版设计体系）
   ============================================================ */
:root {
  --gilt: #c9a24a;
  --gilt-dim: rgba(201, 162, 74, 0.34);
  --gilt-faint: rgba(201, 162, 74, 0.14);
}
[data-theme="light"] {
  --gilt: #8f7226;
  --gilt-dim: rgba(143, 114, 38, 0.4);
  --gilt-faint: rgba(143, 114, 38, 0.15);
}

.brand { cursor: pointer; }
.brand__mark { box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.16), inset 0 0 0 4px rgba(0, 0, 0, 0.16), 0 0 0 1px var(--gilt-dim); }
.nav-group__title { color: var(--gilt-dim); }
.topbar { border-bottom: 1px solid var(--gilt-faint); }
.section__head { position: relative; }
.section__head > .cn:first-child::before {
  content: "";
  display: inline-block;
  width: 3px;
  height: 13px;
  border-radius: 2px;
  background: var(--gilt);
  margin-right: 8px;
  vertical-align: -1px;
}
.timeline::before { background: var(--gilt-faint); }

/* logo 彩蛋动效 */
.brand.tick .brand__mark { transform: scale(0.92); }
.brand__mark { transition: transform 0.18s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s; }
.brand.egg-pulse .brand__mark {
  animation: egg-pulse 1.3s ease-out;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.2), inset 0 0 0 4px rgba(0, 0, 0, 0.16), 0 0 0 1px var(--gilt), 0 0 22px var(--gilt-dim);
}
@keyframes egg-pulse {
  0% { transform: scale(1); }
  30% { transform: scale(1.12) rotate(6deg); }
  60% { transform: scale(0.96) rotate(-3deg); }
  100% { transform: scale(1); }
}
.egg-toast {
  position: fixed;
  bottom: 48px;
  left: 50%;
  transform: translateX(-50%);
  padding: 12px 28px;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-family: var(--font-serif);
  font-size: 14px;
  border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
  z-index: 9999;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s;
  box-shadow: var(--shadow);
}
.egg-toast.is-on { opacity: 1; }

/* ============================================================
   侧栏折叠系统（主侧栏 + 对话页左右面板）
   ============================================================ */
.side-fold-btn { color: var(--text-3); }
.side-fold-btn svg { transition: transform 0.18s ease; }
.side-fold-btn:hover { color: var(--gilt); }

.app--fold { grid-template-columns: 64px 1fr; }
.app--fold .brand__text,
.app--fold .nav-item .cn,
.app--fold .nav-item .nav-plain,
.app--fold .nav-group__title { display: none; }
.app--fold .nav-item { justify-content: center; }
.app--fold .brand { justify-content: center; padding: 16px 0 10px; }
.app--fold .side-fold-btn svg { transform: rotate(180deg); }
.app--fold .side-foot { flex-direction: column; gap: 6px; padding: 10px 8px; }
.app--fold .side-foot > span:not(.avatar) { display: none; }

/* 对话页面板折叠 */
.conv-layout.no-left { grid-template-columns: 0 1fr 320px; }
.conv-layout.no-left .conv-side { display: none; }
.conv-layout.no-right { grid-template-columns: 268px 1fr 0; }
.conv-layout.no-right .conv-ctx { display: none; }
.panel-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--bg-raised);
  color: var(--text-3);
  cursor: pointer;
}
.panel-toggle:hover { color: var(--gilt); border-color: var(--gilt-dim); }
.panel-toggle svg { width: 15px; height: 15px; }
.conv-restore {
  position: absolute;
  top: 14px;
  z-index: 15;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--bg-raised);
  color: var(--text-2);
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-soft);
}
.conv-restore:hover { color: var(--gilt); border-color: var(--gilt-dim); }
.conv-restore svg { width: 16px; height: 16px; }
.conv-restore--left { left: 14px; }
.conv-restore--right { right: 14px; }
.conv-layout.no-left .conv-restore--left { display: inline-flex; }
.conv-layout.no-right .conv-restore--right { display: inline-flex; }

/* ============================================================
   登录 / 注册页（StageShell · 铜镜鉴心，承接旧版铜镜登录页）
   ============================================================ */
.stage {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow-x: hidden;
  background: var(--bg);
}

.stage__bg { position: fixed; inset: 0; z-index: -1; pointer-events: none; }
.stage__rings {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.stage__rings svg { width: min(94vmin, 880px); height: min(94vmin, 880px); opacity: 0.16; }
[data-theme="light"] .stage__rings svg { opacity: 0.1; }
.ring-ink { fill: none; stroke: var(--gilt-faint); stroke-width: 0.6; }
.ring-faint { fill: none; stroke: var(--gilt-faint); stroke-width: 0.35; stroke-dasharray: 2 7; }
.ring-slow { transform-origin: center; animation: ring-spin 140s linear infinite; }
@keyframes ring-spin { to { transform: rotate(360deg); } }

.stage__topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px clamp(20px, 4vw, 44px);
}
.stage__topbar .spacer { flex: 1; }

.stage__main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 18px 48px;
}

/* 铜镜卡：唯一的镜面 */
.mirror-card {
  width: min(408px, 94vw);
  background: var(--bg-raised);
  border: 1px solid var(--gilt-dim);
  border-radius: 18px;
  padding: 38px 36px 30px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}
.mirror-card::after {
  /* 扫描亮带：铜镜在烛光下微倾时的漫反射 */
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 34%;
  background: linear-gradient(178deg, transparent, rgba(201, 162, 74, 0.05) 45%, rgba(255, 255, 255, 0.045) 55%, transparent);
  pointer-events: none;
  animation: mirror-scan 7.5s ease-in-out infinite;
}
@keyframes mirror-scan {
  0% { transform: translateY(-110%); }
  55% { transform: translateY(320%); }
  100% { transform: translateY(320%); }
}

.mirror-card__brand { display: flex; align-items: center; gap: 12px; justify-content: center; margin-bottom: 8px; }
.mirror-card__brand .brand__mark { width: 40px; height: 40px; }
.mirror-card__title { text-align: center; }
.mirror-card__title h1 { font-family: var(--font-serif); font-size: 24px; font-weight: 600; letter-spacing: 0.04em; }
.mirror-card__sub { text-align: center; font-size: 12.5px; color: var(--text-3); margin: 6px 0 26px; }

.field-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.field-group label { font-size: 12.5px; color: var(--text-2); }
.field-group .input { background: var(--bg-sunken); }
.field-row { display: flex; gap: 10px; }
.field-row .input { flex: 1; }

.login-alt {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 18px 0 14px;
  color: var(--text-3);
  font-size: 11.5px;
}
.login-alt::before, .login-alt::after { content: ""; flex: 1; height: 1px; background: var(--line-soft); }

.login-note { font-size: 11.5px; color: var(--text-3); line-height: 1.7; text-align: center; margin-top: 16px; }
.login-foot { text-align: center; font-size: 13px; margin-top: 18px; color: var(--text-2); }

.check-row { display: flex; gap: 10px; align-items: flex-start; margin-bottom: 12px; }
.check-row input[type="checkbox"] { margin-top: 3px; accent-color: var(--accent); width: 15px; height: 15px; flex: none; }
.check-row .t { font-size: 12.5px; color: var(--text-2); line-height: 1.6; }
.check-row .t b { color: var(--text-1); font-weight: 500; }

@media (prefers-reduced-motion: reduce) {
  .mirror-card::after, .ring-slow { animation: none; }
}

/* 面板收起后内容区自适应放宽（平滑过渡） */
.conv-stream__inner, .composer__inner { transition: max-width 0.25s ease; }
.conv-layout.no-left .conv-stream__inner,
.conv-layout.no-left .composer__inner,
.conv-layout.no-right .conv-stream__inner,
.conv-layout.no-right .composer__inner { max-width: 1000px; }
.conv-layout.no-left.no-right .conv-stream__inner,
.conv-layout.no-left.no-right .composer__inner { max-width: 1140px; }

/* 双面板同时收起：不留空轨道，内容占满 */
.conv-layout.no-left.no-right { grid-template-columns: 0 1fr 0; }

/* 显式网格列位：面板收起（display:none）后主区不因自动放置错位到空轨道 */
.conv-side { grid-column: 1; }
.conv-main { grid-column: 2; }
.conv-ctx { grid-column: 3; }

/* ============================================================
   旧版「铜镜鉴心」传承细节（本轮系统挖掘 main 分支 25 页后融入）
   ============================================================ */

/* 极光铜晕：极淡的三色径向氛围底（承接 _base.css body::before） */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(60vmax 60vmax at 12% -10%, rgba(88, 169, 156, 0.05), transparent 60%),
    radial-gradient(50vmax 50vmax at 105% 15%, rgba(201, 162, 74, 0.035), transparent 60%),
    radial-gradient(46vmax 46vmax at 50% 115%, rgba(196, 87, 74, 0.022), transparent 62%);
}

/* 卡片 hover 光扫（承接 --sweep-gradient 手法，克制到接近不可见） */
.card { position: relative; }
.card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(115deg, transparent 30%, rgba(201, 162, 74, 0.03) 48%, rgba(255, 255, 255, 0.035) 52%, transparent 70%);
  opacity: 0;
  transition: opacity 0.35s ease;
}
.card:hover::after { opacity: 1; }

/* 天工阁：进行中步骤的「动爻」鎏金光晕（爻象手法的 1.0 化：done=铜绿已闭，active=鎏金流转） */
.step--run .step__dot {
  background: radial-gradient(circle at 50% 40%, color-mix(in srgb, var(--gilt) 30%, var(--bg-raised)), var(--bg-raised));
  box-shadow: 0 0 0 3px var(--gilt-faint), 0 0 14px var(--gilt-dim);
}

/* 镜庭：日晷时辰盘（承接 time-preview 日晷，静态原型固定巳时） */
.sundial { position: relative; width: 116px; height: 116px; flex: none; }
.sundial svg { width: 100%; height: 100%; display: block; }
.sundial__center {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  pointer-events: none;
}
.sundial__hour { font-family: var(--font-serif); font-size: 17px; font-weight: 600; color: var(--gilt); }
.sundial__sub { font-size: 9.5px; color: var(--text-3); margin-top: 1px; }
.sundial-spin { transform-origin: 58px 58px; animation: sundial-spin 120s linear infinite; }
@keyframes sundial-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .sundial-spin { animation: none; } }

/* 请命卡：风险等级徽章（承接朱批 RISK 分层） */
.risk-badge {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  border-radius: 4px;
  padding: 1px 7px;
  border: 1px solid color-mix(in srgb, var(--warn) 45%, transparent);
  color: var(--warn);
}
.risk-badge--low { border-color: color-mix(in srgb, var(--accent) 40%, transparent); color: var(--accent); }

/* 玄络：待验假设边（承接河图 hypothesis 朱漆虚线呼吸） */
.tent-edge { stroke-dasharray: 5 5; animation: tent-pulse 2.8s ease-in-out infinite; }
@keyframes tent-pulse { 50% { opacity: 0.35; } }
@media (prefers-reduced-motion: reduce) { .tent-edge { animation: none; } }

/* ============================================================
   main 旧版设计复刻件（概念映射到 1.0：六爻→小周天阶段、九枢→灵台六模块、
   周天四镜→大周天四阶段、好奇萤火→内驱力、五行相克→运营指标对）
   ============================================================ */

/* ---- 灵台六枢星盘（复刻九枢星盘「活的仪器」，映射灵台六模块 ADR-016/017） ---- */
.astrolabe-wrap { display: flex; gap: 22px; align-items: center; flex-wrap: wrap; }
.astrolabe { width: 262px; flex: none; }
.astrolabe svg { width: 100%; height: auto; display: block; }
.ast-node { cursor: pointer; }
.ast-node:hover .ast-node__ring { stroke: var(--gilt); }
.ast-core-text { font-family: var(--font-serif); fill: var(--text-1); }
.ast-node__name { font-family: var(--font-serif); font-size: 12.5px; fill: var(--text-1); }
.ast-node__plain { font-size: 8.5px; fill: var(--text-3); }
.ast-spin { transform-origin: 160px 160px; animation: ast-spin 120s linear infinite; }
@keyframes ast-spin { to { transform: rotate(360deg); } }
.ast-breathe { animation: ast-breathe 7s ease-in-out infinite; transform-origin: 160px 160px; }
@keyframes ast-breathe { 50% { opacity: 0.25; } }
.ast-alert { animation: ast-alert 1.8s ease-in-out infinite; }
@keyframes ast-alert { 50% { opacity: 0.2; } }
@media (prefers-reduced-motion: reduce) {
  .ast-spin, .ast-breathe, .ast-alert { animation: none; }
}

/* 铜镜四态健康词汇（复刻 MirrorState） */
.mirror-state { display: inline-flex; align-items: center; gap: 7px; font-size: 12.5px; }
.mirror-state i { width: 10px; height: 10px; border-radius: 50%; flex: none; }
.mirror-state--steady i { background: var(--ok); box-shadow: 0 0 8px color-mix(in srgb, var(--ok) 55%, transparent); }
.mirror-state--cracked i { background: var(--err); }

/* 相克告警卡（复刻五行相克告警，映射为运营指标对） */
.clash-row { display: grid; grid-template-columns: 1fr 52px; gap: 10px; align-items: center; padding: 8px 0; border-bottom: 1px dashed var(--line-soft); }
.clash-row:last-child { border-bottom: none; }
.clash-row__pair { font-size: 12.5px; color: var(--text-2); }
.clash-row__pair b { color: var(--text-1); font-weight: 500; }
.clash-strength { height: 5px; border-radius: 3px; background: var(--bg-sunken); overflow: hidden; }
.clash-strength i { display: block; height: 100%; background: var(--warn); border-radius: 3px; }

/* ---- 大周天四镜（复刻周天四镜阶段链，映射 ADR-023 四阶段） ---- */
.cycle-mirrors { display: flex; align-items: center; gap: 6px; margin-bottom: 14px; }
.cycle-mirror {
  flex: 1; display: flex; flex-direction: column; align-items: center; gap: 6px;
  padding: 12px 6px 10px; border-radius: var(--radius);
  background: var(--bg-sunken); border: 1px solid var(--line-soft);
}
.cycle-mirror__disc {
  width: 44px; height: 44px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-serif); font-size: 18px;
  background:
    radial-gradient(circle at 34% 28%, rgba(255, 255, 255, 0.16), transparent 46%),
    conic-gradient(from 210deg, #33474a, #4d7d76 45%, #3a4d51 85%, #33474a);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1), 0 0 0 1px var(--line);
  color: var(--text-2);
}
.cycle-mirror.is-done .cycle-mirror__disc { color: var(--ok); box-shadow: inset 0 0 0 1px rgba(255,255,255,.1), 0 0 0 1px color-mix(in srgb, var(--ok) 45%, transparent); }
.cycle-mirror.is-active {
  border-color: color-mix(in srgb, var(--gilt) 45%, transparent);
  background: linear-gradient(180deg, var(--gilt-faint), transparent 70%), var(--bg-sunken);
}
.cycle-mirror.is-active .cycle-mirror__disc {
  color: var(--gilt);
  background:
    radial-gradient(circle at 34% 28%, rgba(255, 255, 255, 0.2), transparent 46%),
    radial-gradient(circle at 50% 45%, color-mix(in srgb, var(--gilt) 32%, #33474a), #33474a);
  box-shadow: 0 0 0 1px var(--gilt-dim), 0 0 16px var(--gilt-dim);
}
.cycle-mirror__name { font-size: 12.5px; color: var(--text-2); }
.cycle-mirror.is-active .cycle-mirror__name { color: var(--gilt); font-weight: 500; }
.cycle-mirror__state { font-size: 10.5px; color: var(--text-3); }
.cycle-mirror__link { width: 14px; height: 1px; background: var(--line); flex: none; }

/* ---- 好奇萤火（复刻 drive 萤火点，亮度=内驱力值） ---- */
.firefly {
  width: 9px; height: 9px; border-radius: 50%; flex: none;
  background: var(--accent);
  animation: firefly-pulse 2.6s ease-in-out infinite;
}
@keyframes firefly-pulse {
  0%, 100% { box-shadow: 0 0 3px 1px color-mix(in srgb, var(--accent) 45%, transparent); }
  50% { box-shadow: 0 0 9px 3px color-mix(in srgb, var(--accent) 60%, transparent); }
}
.firefly--dim { opacity: 0.45; animation-duration: 4.2s; }
.firefly--bright { background: var(--gilt); }
.firefly--bright { animation-name: firefly-pulse-gilt; }
@keyframes firefly-pulse-gilt {
  0%, 100% { box-shadow: 0 0 4px 1px var(--gilt-dim); }
  50% { box-shadow: 0 0 11px 4px var(--gilt-dim); }
}
@media (prefers-reduced-motion: reduce) { .firefly { animation: none; } }

/* ---- 镜树：会话列表分组 + 彩点（复刻 chat-redesign 铭文往来分组） ---- */
.conv-group__title {
  font-size: 10.5px; color: var(--text-3); letter-spacing: 0.1em;
  padding: 12px 8px 5px;
}
.conv-group__title:first-child { padding-top: 2px; }
.conv-item__title { display: flex; align-items: center; gap: 8px; font-size: 13.5px; }
.conv-item__dot { width: 7px; height: 7px; border-radius: 50%; flex: none; background: var(--muted); }
.conv-item__dot--active { background: var(--accent); box-shadow: 0 0 6px color-mix(in srgb, var(--accent) 55%, transparent); }
.conv-item__dot--sim { background: var(--warn); }
.conv-item__dot--risk { background: var(--cinnabar); }

/* 用户消息鎏金右边线（复刻 copper-v2 用户消息金线） */
.msg--user .bubble { border-right: 2px solid var(--gilt-dim); }

/* ---- 输入区控制药丸（复刻「深虑 / 博闻」） ---- */
.pill-btn {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 12px; color: var(--text-3);
  border: 1px solid var(--line); border-radius: 999px;
  background: none; cursor: pointer; padding: 3px 11px;
  font-family: var(--font-ui);
}
.pill-btn:hover { color: var(--text-1); }
.pill-btn.is-on { color: var(--accent-strong); border-color: color-mix(in srgb, var(--accent) 45%, transparent); background: var(--accent-soft); }
.pill-btn small { font-size: 10px; color: var(--text-3); }

/* ---- 镜生 card-banner（复刻渐变横幅） ---- */
.char-banner {
  height: 72px; border-radius: var(--radius); margin-bottom: 16px;
  background:
    radial-gradient(120% 190% at 12% 120%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 55%),
    linear-gradient(115deg, color-mix(in srgb, var(--accent) 8%, transparent), transparent 42%, var(--gilt-faint) 88%);
  border: 1px solid var(--line-soft);
}

/* ---- 时间河卷章（复刻起居注「卷」分割） ---- */
.timeline-volume {
  display: flex; align-items: center; gap: 10px;
  margin: 4px 0 12px; padding-left: 14px;
  font-family: var(--font-serif); font-size: 12px; color: var(--gilt);
}
.timeline-volume::before, .timeline-volume::after {
  content: ""; flex: 1; height: 1px;
  background: linear-gradient(90deg, transparent, var(--gilt-dim));
}
.timeline-volume::after { background: linear-gradient(90deg, var(--gilt-dim), transparent); }

/* ---- 阴阳平衡 gauge（复刻太极 gauge，映射朱批治理） ---- */
.taiji-gauge { display: flex; align-items: center; gap: 16px; }
.taiji-gauge svg { width: 128px; height: 76px; flex: none; }
.taiji-gauge__label { fill: var(--text-3); font-size: 9px; }
.taiji-gauge__val { font-family: var(--font-serif); font-size: 16px; }

/* ============================================================
   思考块（thinking block · 契约候选）：模型思考摘要可折叠 + 强度呈现
   边界：展示的是模型输出的可读摘要——会话内可见、可丢弃重建；
   不写入长期记录、不进入诊断导出（隐藏推理不采集，宪章不变）。
   ============================================================ */
.think-block {
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  background: transparent;
  overflow: hidden;
}
.think-block summary {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 14px;
  cursor: pointer;
  list-style: none;
  font-size: 12.5px;
  color: var(--text-2);
  user-select: none;
}
.think-block summary::-webkit-details-marker { display: none; }
.think-block summary:hover { color: var(--text-1); background: var(--bg-sunken); }
.think-block summary svg { width: 14px; height: 14px; flex: none; color: var(--text-3); }
.think-block summary .chev { margin-left: auto; transition: transform 0.18s ease; }
.think-block[open] summary .chev { transform: rotate(90deg); }
.think-block summary .think-meta { font-size: 11px; color: var(--text-3); }
.think-block summary .think-effort {
  font-size: 10.5px;
  border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
  color: var(--accent);
  border-radius: 4px;
  padding: 0 6px;
}
.think-body {
  padding: 4px 16px 12px 39px;
  font-size: 12.5px;
  color: var(--text-3);
  line-height: 1.75;
  border-left: 2px solid var(--line-soft);
  margin: 0 14px 0 14px;
}
.think-body p { margin-bottom: 0.6em; }
.think-body p:last-child { margin-bottom: 0; }
.think-note { padding: 8px 16px 12px 39px; font-size: 11px; color: var(--text-3); opacity: 0.85; }

/* 流式思考中：呼吸点 + 实时摘要（底部渐隐，完成后折叠） */
.think-block.is-thinking { border-color: color-mix(in srgb, var(--accent) 40%, transparent); }
.think-block.is-thinking summary { color: var(--accent-strong); }
.think-dot {
  width: 8px; height: 8px; border-radius: 50%; flex: none;
  background: var(--accent);
  animation: think-breathe 1.6s ease-in-out infinite;
}
@keyframes think-breathe {
  0%, 100% { box-shadow: 0 0 2px 1px color-mix(in srgb, var(--accent) 40%, transparent); opacity: .6; }
  50% { box-shadow: 0 0 8px 3px color-mix(in srgb, var(--accent) 60%, transparent); opacity: 1; }
}
.think-live {
  max-height: 108px;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 22%);
  mask-image: linear-gradient(180deg, transparent, #000 22%);
}
.think-cursor {
  display: inline-block;
  width: 7px; height: 13px;
  background: var(--accent);
  vertical-align: -2px;
  margin-left: 2px;
  border-radius: 1px;
  animation: blink 1.05s step-end infinite;
}
@media (prefers-reduced-motion: reduce) {
  .think-dot, .think-cursor { animation: none; }
}

/* 深虑伴随控件：点击深虑 = 开启深度思考；开启后右侧出现力度选项（独立控件，只调档）；
   再次点击深虑 = 关闭，力度选项随之消失 */
.effort-seg {
  display: inline-flex;
  background: var(--bg-sunken);
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  padding: 2px;
  gap: 2px;
  animation: effort-in 0.2s ease;
}
.effort-seg[hidden] { display: none; }
@keyframes effort-in {
  from { opacity: 0; transform: translateX(-4px); }
  to { opacity: 1; transform: none; }
}
.effort-seg button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: var(--font-ui);
  font-size: 11.5px;
  color: var(--text-3);
  padding: 2.5px 11px;
  border-radius: 999px;
}
.effort-seg button:hover { color: var(--text-1); }
.effort-seg button[aria-checked="true"] { background: var(--accent-soft); color: var(--accent-strong); }
@media (prefers-reduced-motion: reduce) { .effort-seg { animation: none; } }