/* ============================================================
   开源星图 · 观测手记(纸本年鉴改版)
   扁平 · 留白 · 印刷感:零发光 零渐变 零玻璃拟态
   呼吸感 = 版心收窄 + 区块间距 + 行距,而非动画
   ============================================================ */

:root {
  --paper: #f6f3ec;
  --paper-deep: #efebe0;
  --ink: #211d18;
  --ink-2: #5f584d;
  --ink-3: #8f887a;
  --line: #e0dacb;
  --line-strong: #c9c2b0;
  --accent: #b5452f;      /* 朱砂 */
  --accent-soft: #f3e2dc;
  --teal-ink: #3d6b6a;    /* 青墨(次强调) */
  --teal-soft: #e2ebe9;

  --serif: "Noto Serif CJK SC", "Songti SC", "SimSun", Georgia, serif;
  --mono: "IBM Plex Mono", ui-monospace, "Noto Sans Mono CJK SC", Consolas, monospace;
  --sans: "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  /* 苹果式缓动体系 */
  --ease: cubic-bezier(0.16, 1, 0.3, 1);       /* ease-out-expo:标准出场 */
  --spring: cubic-bezier(0.34, 1.28, 0.5, 1);  /* 轻过冲:弹层/气泡 */
}

/* 本地化 IBM Plex Mono(等宽数字与代码的精致感;npmmirror @fontsource 5.3.0) */
@font-face { font-family: "IBM Plex Mono"; font-weight: 400; font-display: swap;
  src: url("fonts/plex-mono-400.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Mono"; font-weight: 500; font-display: swap;
  src: url("fonts/plex-mono-500.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Mono"; font-weight: 600; font-display: swap;
  src: url("fonts/plex-mono-600.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Mono"; font-weight: 700; font-display: swap;
  src: url("fonts/plex-mono-700.woff2") format("woff2"); }

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--paper);
  color: var(--ink);
  min-height: 100vh;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "tnum" 1;   /* 数字表格等宽(苹果数据气质) */
}
::selection { background: var(--accent); color: var(--paper); }
/* 细滚动条(苹果 overlay 风) */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-thumb { background: var(--line-strong); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--ink-3); }
::-webkit-scrollbar-track { background: transparent; }

/* ============ 版心(收窄,长行阅读舒适)============ */
.wrap {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 32px 120px;
}

/* ============ 页头 ============ */
header.masthead {
  padding: 64px 0 36px;
  border-bottom: 2px solid var(--ink);
  margin-bottom: 56px;
}
.masthead .titles h1 {
  font-family: var(--serif);
  font-size: 38px;
  font-weight: 600;
  letter-spacing: 0.05em;
  line-height: 1.25;
}
.masthead .titles h1 .en { color: var(--accent); }
.masthead .sub {
  margin-top: 12px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.masthead .live {
  margin-top: 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 26px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-2);
}
.chan { display: inline-flex; align-items: center; gap: 8px; }
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--line-strong); }
.dot.on { background: var(--accent); }
.dot.on.via-proxy { background: var(--teal-ink); }

.collect-now {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--ink);
  border-radius: 2px;
  padding: 6px 16px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}
.collect-now { transition: background 0.25s var(--ease), color 0.25s var(--ease), transform 0.15s var(--ease); }
.collect-now:hover { background: var(--ink); color: var(--paper); }
.collect-now:active { transform: scale(0.96); }
.collect-now:disabled { opacity: 0.45; cursor: wait; }
.collect-now.running svg { animation: spin 1.4s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.fresh-banner {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: -28px 0 48px;
  padding: 12px 20px;
  border: 1px solid var(--accent);
  background: var(--accent-soft);
  color: var(--ink);
  font-size: 13.5px;
}
.fresh-banner[hidden] { display: none; }
.fresh-banner svg { color: var(--accent); flex: none; }
.fresh-banner button {
  margin-left: auto;
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--accent);
  border-radius: 2px;
  padding: 4px 16px;
  font-size: 12px;
  cursor: pointer;
  font-family: var(--sans);
}
.fresh-banner button { transition: background 0.25s var(--ease), color 0.25s var(--ease); }
.fresh-banner button:active { transform: scale(0.96); }
.fresh-banner button:hover { background: var(--accent); color: var(--paper); }

hr.aurora-rule { display: none; }

/* ============ KPI(印刷表格感:细线分隔)============ */
.kpi-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  margin-bottom: 64px;
}
.kpi {
  min-width: 0;
  padding: 26px 26px 22px;
  border-left: 1px solid var(--line);
  transition: background 0.2s;
  --i: 0;
}
.kpi:first-child { border-left: 0; }
.kpi { transition: background 0.3s var(--ease); }
.kpi:hover { background: var(--paper-deep); }
.kpi .label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: var(--ink-2);
  letter-spacing: 0.18em;
}
.kpi .label svg { color: var(--accent); }
.kpi .value {
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 31px;
  font-weight: 600;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  line-height: 1.25;
  letter-spacing: -0.01em;
}
.kpi .value .unit { font-size: 14px; color: var(--ink-3); margin-left: 5px; font-family: var(--sans); }
.kpi .note {
  margin-top: 6px;
  font-size: 11.5px;
  color: var(--ink-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

/* ============ 主布局 ============ */
.deck {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 56px;
  align-items: start;
  margin-bottom: 72px;
}

.panel { background: transparent; border: 0; min-width: 0; }
/* grid/flex 子项 min-width:auto 会被 nowrap 内容撑开(移动端溢出元凶),必须显式归零 */
.deck, .charts, .kpi-strip, .sidebar { min-width: 0; }
.orbit .body, .orbit .metrics { min-width: 0; }
.panel-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 0 0 16px;
  border-bottom: 2px solid var(--ink);
  margin-bottom: 4px;
  flex-wrap: wrap;
}
.panel-head h2 {
  font-family: var(--serif);
  font-size: 17.5px;
  font-weight: 600;
  letter-spacing: 0.03em;
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.panel-head h2 svg { color: var(--accent); transform: translateY(2px); }
.panel-head .meta {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.1em;
}

/* ============ Tabs(下划线式)============ */
.tabs {
  display: flex;
  gap: 4px;
  padding: 0;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--line);
  margin-bottom: 8px;
}
.tab {
  appearance: none;
  border: 0;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  background: transparent;
  color: var(--ink-2);
  font-family: var(--sans);
  font-size: 13.5px;
  letter-spacing: 0.04em;
  padding: 10px 13px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s;
}
.tab { transition: color 0.25s var(--ease), border-color 0.3s var(--ease); }
.tab:hover { color: var(--ink); }
.tab:active { opacity: 0.6; }
.tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
  font-weight: 600;
}

/* ============ 星表(印刷行)============ */
.orbits { list-style: none; }
.orbit {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) auto;
  gap: 18px;
  align-items: baseline;
  padding: 20px 4px;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
  transition: background 0.15s;
}
.orbit { transition: background 0.2s var(--ease); }
.orbit:hover { background: var(--paper-deep); }
.orbit:active { background: var(--accent-soft); }

.medal {
  font-family: var(--serif);
  font-size: 19px;
  color: var(--ink-3);
  text-align: center;
  line-height: 1.2;
}
.orbits .orbit:nth-child(1) .medal { color: var(--accent); font-size: 22px; }
.orbits .orbit:nth-child(2) .medal { color: var(--ink); font-size: 21px; }
.orbits .orbit:nth-child(3) .medal { color: var(--teal-ink); font-size: 20px; }

.orbit .body { min-width: 0; }
.orbit .name-line {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}
.orbit .name {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
  max-width: 100%;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}
.orbit .name { transition: color 0.2s var(--ease); }
.orbit:hover .name { color: var(--accent); }
.lang-dot { width: 8px; height: 8px; border-radius: 50%; flex: none; align-self: center; }
.lang-tag { font-family: var(--mono); font-size: 11px; color: var(--ink-3); }
.topic-chip { font-size: 11px; font-family: var(--mono); color: var(--teal-ink); }
.orbit .desc {
  margin-top: 5px;
  font-size: 13px;
  color: var(--ink-2);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.7;
}
.ai-desc-flag { color: var(--teal-ink); font-size: 10px; font-family: var(--mono); margin-left: 6px; }

.orbit .metrics {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 5px;
  font-family: var(--mono);
  flex: none;
}
.orbit .stars-line {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.orbit .stars-line svg { color: var(--accent); }
.orbit .sub-metrics {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 11.5px;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
}
.badge-delta { color: var(--accent); font-weight: 600; }
.badge-delta.zero { color: var(--ink-3); font-weight: 400; }
.badge-spd { color: var(--teal-ink); }

/* ============ 侧栏 ============ */
.sidebar { display: flex; flex-direction: column; gap: 64px; }
.glance-item {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.glance-item:last-child { border-bottom: 0; }
.glance-item .no {
  font-family: var(--serif);
  font-size: 20px;
  color: var(--accent);
  width: 26px;
  flex: none;
  text-align: center;
  line-height: 1.4;
}
.glance-item .t { font-family: var(--mono); font-size: 13px; color: var(--ink); font-weight: 600; }
.glance-item .d {
  font-size: 12.5px;
  color: var(--ink-2);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.glance-item .m { margin-top: 3px; font-family: var(--mono); font-size: 11px; color: var(--ink-3); }

/* ============ AI 手记(侧栏,衬线纸感)============ */
.ai-panel .panel-head h2 svg { color: var(--teal-ink); }
.ai-meta { color: var(--teal-ink); font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.08em; }
.ai-note-body {
  padding: 18px 0 12px;
  font-family: var(--serif);
  font-size: 14px;
  line-height: 2.05;
  color: var(--ink);
  white-space: pre-wrap;
}
.ai-note-body::first-letter { font-size: 1.55em; color: var(--accent); }
.ai-note-foot {
  padding: 0 0 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-3);
  flex-wrap: wrap;
}
.ai-note-foot .dot { width: 6px; height: 6px; background: var(--teal-ink); }
.ai-loading {
  padding: 36px 0;
  text-align: center;
  color: var(--ink-3);
  font-family: var(--mono);
  font-size: 12px;
}

/* ============ 星象仪区 ============ */
.charts { display: grid; gap: 64px; }
.astro-deck { margin-top: 0; }
.astro-box {
  padding: 24px 0 12px;
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.astro-box svg { width: 100%; height: auto; max-height: 300px; }
.astro-box .hint { color: var(--ink-3); font-size: 12.5px; font-family: var(--mono); text-align: center; padding: 40px 20px; }
.pulse-pt { cursor: pointer; }
.pulse-pt circle.core { fill: var(--accent); }
.pulse-pt circle.halo { display: none; }
.pulse-pt:hover circle.core { fill: var(--ink); }
.mag-bar { cursor: pointer; }
.mag-bar .bar-body { fill: var(--line-strong); }
.mag-bar[data-gold="1"] .bar-body { fill: var(--accent); opacity: 0.88; }
.mag-bar text { font-family: var(--mono); fill: var(--ink-2); }
.ring-seg { cursor: pointer; }
.ring-seg { transition: opacity 0.25s var(--ease); }
.ring-seg:hover { opacity: 0.72; }
.mermaid-box {
  padding: 22px 0 10px;
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.mermaid-box svg { max-width: 100%; height: auto; }
.mermaid-box .hint { color: var(--ink-3); font-size: 12.5px; font-family: var(--mono); text-align: center; padding: 40px 20px; }
.chart-note {
  padding: 12px 0 4px;
  border-top: 1px solid var(--line);
  margin-top: 8px;
  font-size: 12.5px;
  color: var(--ink-2);
  line-height: 1.85;
}
.chart-note b { color: var(--ink); font-weight: 600; }
.chart-note code {
  font-family: var(--mono); font-size: 11px; color: var(--accent);
  background: var(--accent-soft); padding: 1px 5px; border-radius: 2px;
}

/* 下钻浮层(纸卡) */
.astro-pop {
  position: absolute;
  z-index: 30;
  background: var(--paper);
  border: 1px solid var(--ink);
  border-radius: 2px;
  padding: 16px 18px;
  font-size: 12.5px;
  color: var(--ink-2);
  min-width: 220px;
  box-shadow: 4px 4px 0 var(--accent-soft);
}
.astro-pop .t { color: var(--ink); font-family: var(--serif); font-size: 13.5px; margin-bottom: 8px; }
.astro-pop .row { display: flex; justify-content: space-between; gap: 14px; padding: 2.5px 0; }
.astro-pop .row b { color: var(--ink); font-family: var(--mono); }
.astro-pop .btn-dig {
  margin-top: 10px;
  display: inline-block;
  border: 1px solid var(--accent);
  border-radius: 2px;
  padding: 3px 13px;
  color: var(--accent);
  font-size: 11.5px;
  cursor: pointer;
  font-family: var(--mono);
  background: transparent;
}
.astro-pop .btn-dig { transition: background 0.2s var(--ease), color 0.2s var(--ease); }
.astro-pop .btn-dig:active { transform: scale(0.96); }
.astro-pop .btn-dig:hover { background: var(--accent); color: var(--paper); }

/* ============ 观测手记(导览)============ */
.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  padding: 32px 0 8px;
}
.guide-card { border: 0; padding: 0; }
.guide-card h3 {
  font-family: var(--serif);
  font-size: 16.5px;
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 10px;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 8px;
}
.guide-card h3 svg { color: var(--accent); flex: none; }
.guide-card p { font-size: 13px; color: var(--ink-2); line-height: 1.95; }
.guide-card p code {
  font-family: var(--mono); font-size: 11px; color: var(--accent);
  background: var(--accent-soft); padding: 1px 5px; border-radius: 2px;
}

/* 观测档案表 */
.archive { padding: 8px 0 16px; font-family: var(--mono); font-size: 12px; }
.archive table { width: 100%; border-collapse: collapse; }
.archive th {
  text-align: left;
  color: var(--ink-3);
  font-weight: 500;
  font-size: 10.5px;
  letter-spacing: 0.15em;
  padding: 12px 10px 8px;
  border-bottom: 1px solid var(--ink);
}
.archive td {
  padding: 9px 10px;
  color: var(--ink-2);
  border-bottom: 1px solid var(--line);
  font-variant-numeric: tabular-nums;
}
.archive td.ok { color: var(--teal-ink); }
.archive td.fail { color: var(--accent); }

/* ============ 情报时间线 ============ */
.timeline-box { padding: 36px 0 24px; position: relative; overflow-x: auto; }
.tl-axis { position: relative; height: 74px; min-width: 100%; }
.tl-line { position: absolute; left: 0; right: 0; top: 30px; height: 1px; background: var(--line-strong); }
.tl-node {
  position: absolute; top: 26px;
  width: 9px; height: 9px; margin-left: -4.5px;
  border-radius: 50%;
  background: var(--paper);
  border: 1.5px solid var(--ink-2);
  cursor: pointer;
  transition: transform 0.15s, border-color 0.15s;
}
.tl-node { transition: transform 0.25s var(--spring), border-color 0.2s var(--ease); }
.tl-node:hover { transform: scale(1.45); border-color: var(--accent); }
.tl-node:active { transform: scale(1.2); }
.tl-node.latest { border-color: var(--accent); background: var(--accent); }
.tl-node.traveling { background: var(--ink); border-color: var(--ink); transform: scale(1.35); }
.tl-node .tl-time {
  position: absolute; top: 22px; left: 50%;
  transform: translateX(-50%);
  font-family: var(--mono); font-size: 9px;
  color: var(--ink-3); white-space: nowrap;
}
.tl-node:hover .tl-time { color: var(--accent); }
.tl-tip {
  position: absolute; bottom: 100%; margin-bottom: 10px; left: 50%;
  transform: translateX(-50%);
  background: var(--paper);
  border: 1px solid var(--ink);
  border-radius: 2px;
  padding: 9px 13px;
  font-size: 12px;
  color: var(--ink-2);
  white-space: nowrap;
  z-index: 5;
}
.tl-tip .t { color: var(--ink); font-family: var(--serif); font-size: 12.5px; }
.tl-tip .btn-dig { display: inline-block; margin-top: 6px; border: 1px solid var(--accent); color: var(--accent); border-radius: 2px; padding: 2px 10px; font-size: 11px; cursor: pointer; font-family: var(--mono); }
.time-travel {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12.5px;
  color: var(--accent);
  font-family: var(--mono);
}
.time-travel b { color: var(--accent); }
.time-travel button {
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--accent);
  border-radius: 2px;
  padding: 3px 13px;
  font-size: 12px;
  cursor: pointer;
  font-family: var(--sans);
}
.time-travel button:hover { background: var(--accent); color: var(--paper); }

/* ============ 对话抽屉(纸面)============ */
.agent-fab {
  position: fixed;
  right: 28px; bottom: 28px;
  z-index: 80;
  width: 54px; height: 54px;
  border-radius: 50%;
  border: 1px solid var(--ink);
  background: var(--paper);
  color: var(--ink);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: background 0.2s, color 0.2s, transform 0.2s;
}
.agent-fab { transition: background 0.3s var(--ease), color 0.3s var(--ease), transform 0.3s var(--spring); }
.agent-fab:hover { background: var(--ink); color: var(--paper); transform: translateY(-3px) scale(1.04); }
.agent-fab:active { transform: scale(0.94); }
.agent-drawer {
  position: fixed;
  right: 24px; bottom: 96px;
  z-index: 81;
  width: min(400px, calc(100vw - 44px));
  height: min(560px, calc(100vh - 140px));
  background: var(--paper);
  border: 1px solid var(--ink);
  border-radius: 3px;
  box-shadow: 6px 6px 0 var(--accent-soft);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.agent-drawer[hidden] { display: none; }
.agent-head {
  display: flex; align-items: center; gap: 9px;
  padding: 14px 16px;
  border-bottom: 2px solid var(--ink);
  color: var(--ink);
}
.agent-head svg { color: var(--accent); }
.agent-head b { font-family: var(--serif); font-size: 15px; letter-spacing: 0.1em; }
.agent-sub { font-size: 10px; color: var(--ink-3); font-family: var(--mono); margin-right: auto; }
.agent-close, .agent-wipe {
  border: 1px solid var(--line-strong); background: transparent;
  color: var(--ink-2); cursor: pointer; font-size: 12px;
  border-radius: 2px; padding: 3px 9px;
}
.agent-wipe { font-size: 11px; font-family: var(--sans); }
.agent-close:hover, .agent-wipe:hover { border-color: var(--accent); color: var(--accent); }
.agent-msgs {
  flex: 1;
  overflow-y: auto;
  padding: 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.msg { display: flex; }
.msg.user { justify-content: flex-end; }
.bubble {
  max-width: 86%;
  padding: 10px 14px;
  font-size: 13px;
  line-height: 1.8;
  white-space: pre-wrap;
  word-break: break-word;
}
.msg.bot .bubble {
  background: var(--paper-deep);
  border-left: 2px solid var(--accent);
  color: var(--ink);
}
.msg.user .bubble { background: var(--ink); color: var(--paper); }
.bubble.typing { color: var(--ink-3); font-family: var(--mono); font-size: 12px; background: var(--paper-deep); border-left: 2px solid var(--line-strong); }
.typing-dots::after { content: "…"; }
.agent-steps {
  border-top: 1px solid var(--line);
  padding: 8px 16px;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-3);
  max-height: 84px;
  overflow-y: auto;
}
.agent-steps .st b { color: var(--teal-ink); }
.agent-input {
  display: flex;
  gap: 10px;
  padding: 14px 14px;
  border-top: 1px solid var(--line-strong);
}
.agent-input input {
  flex: 1;
  background: var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  color: var(--ink);
  font-size: 13px;
  padding: 10px 14px;
  outline: none;
  font-family: var(--sans);
}
.agent-input input:focus { border-color: var(--ink); }
.send-btn {
  width: 40px; height: 40px;
  border-radius: 2px;
  border: 1px solid var(--ink);
  background: var(--paper);
  color: var(--ink);
  cursor: pointer;
  display: grid; place-items: center;
  transition: background 0.2s, color 0.2s;
}
.send-btn { transition: background 0.25s var(--ease), border-color 0.25s var(--ease), color 0.25s var(--ease), transform 0.15s var(--ease); }
.send-btn:hover { background: var(--accent); border-color: var(--accent); color: var(--paper); }
.send-btn:active { transform: scale(0.92); }
.send-btn:disabled { opacity: 0.4; cursor: wait; }

/* ============ 情报舱(纸面模态)============ */
.modal-mask {
  position: fixed; inset: 0; z-index: 90;
  background: rgba(33, 29, 24, 0.35);
  display: grid;
  place-items: center;
  padding: 30px 18px;
}
.modal-mask[hidden] { display: none; }
.modal-card {
  width: min(760px, 100%);
  max-height: calc(100vh - 70px);
  overflow-y: auto;
  background: var(--paper);
  border: 1px solid var(--ink);
  border-radius: 3px;
  position: relative;
  box-shadow: 8px 8px 0 var(--paper-deep);
}
.modal-close {
  position: absolute; top: 14px; right: 14px;
  width: 34px; height: 34px;
  border-radius: 2px;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--ink-2);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s;
  z-index: 2;
}
.modal-close:hover { color: var(--accent); border-color: var(--accent); }
.modal-head { padding: 30px 30px 18px; border-bottom: 2px solid var(--ink); }
.m-title-line { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.m-repo {
  font-family: var(--mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
  word-break: break-all;
}
.m-metrics {
  margin-top: 14px;
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--ink-2);
  font-variant-numeric: tabular-nums;
}
.m-metrics b { color: var(--ink); font-weight: 600; }
.m-metrics .mm-spd b { color: var(--teal-ink); }
.m-metrics .mm-delta b { color: var(--accent); }
.modal-body { padding: 26px 30px 8px; }
.sec-title {
  font-family: var(--serif);
  font-size: 15px;
  color: var(--ink);
  letter-spacing: 0.14em;
  margin: 26px 0 10px;
  display: flex;
  align-items: center;
  gap: 9px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 6px;
}
.sec-title svg { color: var(--accent); flex: none; }
.sec-title.community svg { color: var(--teal-ink); }
.sec-title.bestfor svg { color: var(--teal-ink); }
.m-intro { font-family: var(--serif); font-size: 14.5px; line-height: 2.1; color: var(--ink); }
.m-intro::first-letter { font-size: 1.6em; color: var(--accent); }
.feat-chips { display: flex; flex-direction: column; gap: 2px; }
.feat-chip { font-size: 13px; color: var(--ink-2); padding: 3px 0; line-height: 1.7; }
.feat-chip::before { content: "· "; color: var(--accent); font-weight: 700; }
.m-para { font-size: 13.5px; line-height: 2.0; color: var(--ink-2); }
.m-caveat {
  font-size: 13px;
  color: var(--ink-2);
  background: var(--paper-deep);
  border-left: 2px solid var(--accent);
  padding: 10px 16px;
}
.hn-list { display: flex; flex-direction: column; gap: 10px; }
.hn-item {
  display: block;
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 12px 16px;
  background: transparent;
  transition: border-color 0.2s;
}
.hn-item { transition: border-color 0.25s var(--ease); }
.hn-item:hover { border-color: var(--ink); }
.hn-title { font-size: 13px; color: var(--ink); line-height: 1.6; }
.hn-meta { margin-top: 5px; font-family: var(--mono); font-size: 11px; color: var(--ink-3); }
.hn-meta .pts { color: var(--accent); }
.modal-foot {
  padding: 16px 30px 22px;
  border-top: 1px solid var(--line-strong);
  margin-top: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--ink-3);
}
.modal-foot a { color: var(--teal-ink); text-decoration: none; }
.modal-foot a:hover { color: var(--accent); }
.m-gh-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--ink);
  text-decoration: none;
  font-family: var(--mono);
  font-size: 12px;
  border: 1px solid var(--ink);
  border-radius: 2px;
  padding: 6px 16px;
}
.m-gh-link { transition: background 0.25s var(--ease), color 0.25s var(--ease); }
.m-gh-link:active { transform: scale(0.97); }
.m-gh-link:hover { background: var(--ink); color: var(--paper); }
.m-versions {
  padding: 12px 30px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
}
.m-versions .ver-chip {
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  padding: 2px 10px;
  cursor: pointer;
  background: transparent;
  transition: border-color 0.2s, color 0.2s;
}
.m-versions .ver-chip { transition: border-color 0.2s var(--ease), color 0.2s var(--ease); }
.m-versions .ver-chip:active { transform: scale(0.95); }
.m-versions .ver-chip:hover { border-color: var(--ink); color: var(--ink); }
.m-versions .ver-chip.cur { border-color: var(--accent); color: var(--accent); }
.m-versions .ver-chip.hist-v { color: var(--ink-2); }

/* 社区来源徽章(纯文字色) */
.src-badge { font-size: 10px; font-family: var(--mono); margin-right: 8px; letter-spacing: 0.05em; }
.src-badge.sx { color: var(--ink); }
.src-badge.sen { color: var(--accent); }
.src-badge.szh { color: var(--teal-ink); }
.src-badge.sweb { color: var(--ink-3); }

/* ============ 页脚 ============ */
footer {
  margin-top: 96px;
  padding-top: 24px;
  border-top: 2px solid var(--ink);
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.12em;
  flex-wrap: wrap;
}
footer svg { color: var(--accent); }

/* ============ 入场(唯一保留的动效:轻淡入)============ */
header.masthead, .kpi, .panel { animation: fade-up 0.5s var(--ease) both; }
/* 弹层:苹果 spring 轻过冲 */
.modal-card { animation: pop-in 0.42s var(--spring) both; }
.agent-drawer { animation: drawer-pop 0.4s var(--spring) both; }
.msg .bubble { animation: bubble-in 0.3s var(--spring) both; }
@keyframes pop-in {
  from { opacity: 0; transform: translateY(18px) scale(0.965); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes drawer-pop {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes bubble-in {
  from { opacity: 0; transform: translateY(6px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
/* 情报舱分区依次浮现 */
.modal-body > * { animation: fade-up 0.4s var(--ease) both; }
.modal-body > *:nth-child(1) { animation-delay: 0.05s; }
.modal-body > *:nth-child(2) { animation-delay: 0.10s; }
.modal-body > *:nth-child(3) { animation-delay: 0.15s; }
.modal-body > *:nth-child(4) { animation-delay: 0.20s; }
.modal-body > *:nth-child(5) { animation-delay: 0.25s; }
.modal-body > *:nth-child(n+6) { animation-delay: 0.3s; }
/* 输入 focus:苹果式细光环 */
.agent-input input:focus { border-color: var(--ink); box-shadow: 0 0 0 3px rgba(181, 69, 47, 0.14); }
/* 尊重减少动效偏好 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}
.kpi { animation-delay: calc(var(--i, 0) * 0.06s); }
@keyframes fade-up {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.loading {
  padding: 60px 20px;
  text-align: center;
  color: var(--ink-3);
  font-family: var(--mono);
  font-size: 13px;
}
.loading .orbit-ring {
  width: 40px; height: 40px;
  margin: 0 auto 16px;
  border-radius: 50%;
  border: 1.5px solid var(--line);
  border-top-color: var(--accent);
  animation: spin 1.1s linear infinite;
}

/* ============ 响应式(保留全部移动端优化)============ */
@media (max-width: 1120px) {
  .deck { grid-template-columns: 1fr; gap: 56px; }
  .charts { grid-template-columns: 1fr; }
  .guide-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}
@media (max-width: 720px) {
  .wrap { padding: 0 18px 90px; }
  header.masthead { padding: 40px 0 26px; }
  .masthead .titles h1 { font-size: 29px; }
  .masthead .live { margin-top: 18px; gap: 8px 18px; }
  .kpi-strip { grid-template-columns: 1fr 1fr; }
  .kpi { padding: 18px 18px 16px; border-left: 0; border-top: 1px solid var(--line); }
  .kpi:nth-child(even) { border-left: 1px solid var(--line); }
  .kpi:nth-child(-n+2) { border-top: 0; }
  .kpi .value { font-size: 26px; }
  .guide-grid { grid-template-columns: 1fr; }
  .tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .tabs::-webkit-scrollbar { display: none; }
  .tab { flex: none; padding: 9px 11px; font-size: 12.5px; }
  .orbit { grid-template-columns: 32px minmax(0, 1fr); padding: 16px 0; gap: 12px; }
  .orbit .metrics { grid-column: 2; flex-direction: row; justify-content: flex-start; margin-top: 4px; flex-wrap: wrap; gap: 8px; }
  .orbit .name { font-size: 12.5px; word-break: break-all; }
  .panel-head { gap: 8px; padding-bottom: 12px; }
  .panel-head h2 { font-size: 18px; }
  .time-travel { flex-basis: 100%; order: 5; }
  .modal-mask { padding: 14px 8px; }
  .modal-card { max-height: calc(100dvh - 36px); box-shadow: 4px 4px 0 var(--paper-deep); }
  .modal-head { padding: 22px 18px 14px; }
  .m-repo { font-size: 16px; }
  .modal-body { padding: 18px 18px 4px; }
  .modal-foot { padding: 12px 18px 18px; }
  .m-versions { padding: 10px 18px; }
  .agent-drawer {
    right: 10px; left: 10px; bottom: 90px;
    width: auto;
    height: min(560px, calc(100dvh - 122px));
  }
  .agent-fab {
    right: 16px; bottom: calc(16px + env(safe-area-inset-bottom, 0px));
    width: 50px; height: 50px;
  }
  .fresh-banner { flex-wrap: wrap; font-size: 12.5px; padding: 10px 14px; margin-top: -20px; }
  .astro-box { min-height: 190px; }
  .archive th, .archive td { padding: 7px 5px; }
}
/* 防滚动穿透 */
.agent-msgs, .timeline-box, .modal-card, .agent-steps { overscroll-behavior: contain; }