/* ===========================================================================
   F&B Terminal — 全站样式
   结构参考 bloomberg.com 的信息层级；视觉语法参考 Bloomberg Terminal：
   暗底、琥珀语义色、等宽数字、零圆角、发丝线、密集栅格。
   不复制其商标/字体/素材。字体只用系统栈，零外网依赖。
   =========================================================================== */

/* ----------------------------------------------------------------- tokens */
:root {
  --bg: #08080c;
  --panel: #0f0f16;
  --raised: #14141c;
  --row-alt: #0c0c12;
  --line: #1e1e2a;
  --line-2: #2b2b3a;

  --text: #e8e8ef;
  --muted: #9a9aab;
  --dim: #6b6b7e;

  --amber: #ffa028;
  --amber-dim: #a86a1a;
  --amber-soft: rgba(255, 160, 40, 0.08);

  --up: #34e0a1;
  --down: #ff4d4d;
  --flat: #8a8a9a;
  --info: #5aa9ff;
  --warn: #ffc24d;

  --mono: ui-monospace, "Cascadia Mono", "SF Mono", Consolas, "Liberation Mono", monospace;
  --sans: "Inter", "Segoe UI", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, sans-serif;

  --maxw: 1680px;
  --pad: 16px;
}

/* ------------------------------------------------------------------ reset */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  background: var(--bg);
  color-scheme: dark;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 13px/1.55 var(--sans);
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--amber); }
button, input, textarea { font: inherit; color: inherit; }
img, svg { display: inline-block; vertical-align: middle; }
ul, ol { margin: 0; padding: 0; list-style: none; }
p { margin: 0; }
h1, h2, h3 { margin: 0; font-weight: 600; }
table { border-collapse: collapse; }
[hidden] { display: none !important; }

::selection { background: var(--amber); color: #08080c; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: #06060a; }
::-webkit-scrollbar-thumb { background: var(--line-2); }
::-webkit-scrollbar-thumb:hover { background: #3a3a4d; }

:focus-visible {
  outline: 1px solid var(--amber);
  outline-offset: 2px;
}

code, .num, .mono {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1, "zero" 1;
}

.num { text-align: right; }
.up { color: var(--up); }
.down { color: var(--down); }
.flat { color: var(--flat); }
.dim { color: var(--dim); }
.mono { font-family: var(--mono); }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  margin: -1px; padding: 0; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute; left: 8px; top: -40px; z-index: 100;
  background: var(--amber); color: #08080c;
  padding: 6px 10px; font: 600 11px var(--mono);
}
.skip-link:focus { top: 8px; }

/* ---------------------------------------------------------------- utility */
.utilbar {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  height: 28px; padding: 0 var(--pad);
  background: #05050a;
  border-bottom: 1px solid var(--line);
  font: 10.5px/1 var(--mono);
  letter-spacing: 0.05em;
  color: var(--dim);
}
.utilbar-l, .utilbar-r { display: flex; align-items: center; gap: 10px; min-width: 0; }
.brand { display: inline-flex; align-items: center; gap: 7px; color: var(--text); }
.brand-mark { color: var(--amber); width: 16px; height: 16px; }
.brand-name { font: 700 11.5px var(--mono); letter-spacing: 0.12em; }
.brand-sub { color: var(--dim); font-family: var(--sans); letter-spacing: 0.02em; }
.utilbar-edition { border: 1px solid var(--line-2); padding: 2px 5px; color: var(--muted); }
.util-flag { display: inline-flex; align-items: center; gap: 5px; color: var(--amber); }
.dot { width: 6px; height: 6px; background: currentColor; display: inline-block; flex: none; }
.util-demo { color: var(--muted); }
.util-sep { color: var(--line-2); }
.util-date { color: var(--muted); white-space: nowrap; }
.utilbar-r .util-demo { max-width: 340px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ----------------------------------------------------------------- ticker */
.ticker {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  height: 34px;
  background: #0b0b12;
  border-bottom: 1px solid var(--line-2);
  overflow: hidden;
}
.ticker-tag, .ticker-note {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  font: 700 8.5px/1.25 var(--mono); letter-spacing: 0.1em;
  padding: 0 9px; white-space: nowrap;
}
.ticker-tag { background: var(--amber); color: #08080c; }
.ticker-tag span { font-weight: 400; opacity: 0.75; }
.ticker-note { border-left: 1px solid var(--line-2); color: var(--dim); font-weight: 400; }
.ticker-note span { color: var(--amber-dim); }
.ticker-vp { overflow: hidden; display: flex; align-items: stretch; }
.ticker-track {
  display: flex; align-items: stretch; flex: none;
  animation: tape 88s linear infinite;
  will-change: transform;
}
.ticker:hover .ticker-track { animation-play-state: paused; }
.ticker-dup { display: flex; }
@keyframes tape {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.tick {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 0 11px;
  border-right: 1px solid var(--line);
  font: 11px/1 var(--mono);
  white-space: nowrap;
}
.tick-sym { color: var(--text); font-weight: 600; letter-spacing: 0.03em; }
.tick-index .tick-sym { color: var(--amber); }
.tick-commodity .tick-sym { color: var(--muted); font-weight: 400; }
.tick-name { color: var(--dim); font-family: var(--sans); font-size: 10.5px; }
.tick-px { color: var(--text); font-weight: 600; }
.tick-chg, .tick-pct { font-size: 10.5px; }
.tick-chg { color: var(--flat); }
.tick-chg.up, .tick-pct.up { color: var(--up); }
.tick-chg.down, .tick-pct.down { color: var(--down); }

/* --------------------------------------------------------------- masthead */
.masthead { border-bottom: 1px solid var(--line-2); background: var(--panel); }
.masthead-main {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) minmax(260px, 380px);
  align-items: center; gap: 22px;
  max-width: var(--maxw); margin: 0 auto;
  padding: 10px var(--pad);
}
.logo { display: inline-flex; align-items: center; gap: 9px; }
.logo-mark { color: var(--amber); display: inline-flex; }
.logo-mark svg { width: 24px; height: 24px; }
.logo-text {
  display: flex; flex-direction: column; line-height: 1;
  font: 800 17px/1 var(--mono); letter-spacing: 0.02em; color: var(--text);
}
.logo-text span {
  font: 400 8.5px/1.5 var(--mono); letter-spacing: 0.34em; color: var(--amber-dim); margin-top: 2px;
}
.nav { display: flex; align-items: stretch; gap: 1px; overflow-x: auto; scrollbar-width: none; }
.nav::-webkit-scrollbar { display: none; }
.nav-item {
  display: inline-flex; align-items: center;
  padding: 9px 12px;
  font-size: 12.5px; letter-spacing: 0.04em;
  color: var(--muted);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}
.nav-item:hover { color: var(--text); background: var(--raised); }
.nav-item.is-active { color: var(--amber); border-bottom-color: var(--amber); font-weight: 600; }

.masthead-tools { min-width: 0; }
.cmdbar {
  display: flex; align-items: center; gap: 0;
  height: 30px;
  border: 1px solid var(--line-2);
  background: #06060a;
  padding-left: 8px;
}
.cmdbar:focus-within { border-color: var(--amber-dim); }
.cmdbar-label {
  font: 700 10px var(--mono); letter-spacing: 0.1em; color: var(--amber);
  padding-right: 8px;
}
.cmdbar-input {
  flex: 1; min-width: 0; height: 100%;
  background: transparent; border: 0; outline: none;
  font: 11.5px var(--mono); color: var(--text);
  padding: 0 6px 0 0;
}
.cmdbar-input::placeholder { color: var(--dim); font-family: var(--sans); font-size: 11px; }
.cmdbar-go {
  height: 100%; border: 0; border-left: 1px solid var(--line-2);
  background: var(--amber); color: #08080c;
  font: 700 10.5px var(--mono); letter-spacing: 0.08em;
  padding: 0 12px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 5px;
}
.cmdbar-go:hover { background: #ffb352; }
.cmdbar-status {
  font: 10px/1.4 var(--mono); color: var(--dim);
  margin: 4px 0 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.cmdbar-status.is-active { color: var(--amber); }

.subnav {
  display: flex; gap: 0; max-width: var(--maxw); margin: 0 auto;
  padding: 0 var(--pad);
  border-top: 1px solid var(--line);
  overflow-x: auto; scrollbar-width: none;
}
.subnav::-webkit-scrollbar { display: none; }
.subnav-item {
  padding: 6px 12px 7px;
  font-size: 11px; letter-spacing: 0.05em; color: var(--dim);
  white-space: nowrap; border-right: 1px solid var(--line);
}
.subnav-item:first-child { padding-left: 0; }
.subnav-item:last-child { border-right: 0; }
.subnav-item:hover { color: var(--amber); }

/* ------------------------------------------------------------------- main */
.main {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px var(--pad) 34px;
}

/* ----------------------------------------------------------------- panels */
.panel { background: var(--panel); border: 1px solid var(--line); }
.panel-hd {
  display: flex; align-items: center; gap: 8px;
  min-height: 30px; padding: 0 10px;
  background: var(--raised);
  border-bottom: 1px solid var(--line);
}
.panel-title {
  font: 600 11px/1.3 var(--sans);
  letter-spacing: 0.08em;
  color: var(--amber);
  text-transform: uppercase;
  margin: 0;
}
.fn-code {
  font: 500 9px var(--mono); letter-spacing: 0.06em;
  color: var(--dim); border: 1px solid var(--line-2);
  padding: 1px 5px; white-space: nowrap;
}
.panel-aside {
  margin-left: auto; font: 10px var(--mono); color: var(--dim);
  display: inline-flex; align-items: center; gap: 6px;
}
.panel-link { color: var(--muted); font-family: var(--mono); font-size: 10px; }
.panel-link:hover { color: var(--amber); }
.panel-mini { font: 9px var(--mono); color: var(--dim); letter-spacing: 0.05em; }
.panel-bd { padding: 10px; }
.panel-bd > .table-wrap:first-child { margin: -10px; width: calc(100% + 20px); }
.panel-p { font-size: 11.5px; line-height: 1.65; color: var(--muted); margin: 0 0 8px; }
.panel-p:last-child { margin-bottom: 0; }
.panel-p strong { color: var(--text); }
.panel-foot {
  font-size: 10px; line-height: 1.55; color: var(--dim);
  margin: 8px 0 0; padding-top: 8px; border-top: 1px solid var(--line);
}
.panel-foot a { color: var(--info); }

/* ------------------------------------------------------------- section hd */
.section-hd {
  display: flex; align-items: baseline; gap: 10px;
  border-left: 3px solid var(--amber);
  padding: 2px 0 2px 10px;
  margin: 2px 0;
}
.section-kicker { font: 700 9.5px var(--mono); letter-spacing: 0.18em; color: var(--amber); }
.section-title { font-size: 15px; letter-spacing: 0.02em; }
.section-meta { margin-left: auto; font-size: 10.5px; color: var(--dim); }

/* --------------------------------------------------------------- home grid */
.home-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 14px;
  align-items: start;
}
.col-main { display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.col-side { display: flex; flex-direction: column; gap: 12px; min-width: 0; }

/* ------------------------------------------------------------------- hero */
.hero {
  display: grid; grid-template-columns: minmax(0, 1.65fr) minmax(0, 1fr);
  border: 1px solid var(--line); background: var(--panel);
}
.hero-main {
  display: flex; flex-direction: column; gap: 9px;
  padding: 16px 18px 14px;
  border-right: 1px solid var(--line);
}
.hero-kicker { display: flex; align-items: center; gap: 8px; }
.hero-kicker-t { font: 10px var(--mono); color: var(--dim); letter-spacing: 0.08em; }
.cat {
  display: inline-block;
  font: 600 9.5px/1.4 var(--mono);
  letter-spacing: 0.08em;
  color: var(--amber);
  border: 1px solid var(--amber-dim);
  padding: 2px 6px;
  white-space: nowrap;
}
.hero-title {
  font-size: 30px; line-height: 1.22; letter-spacing: -0.01em;
  margin: 2px 0 0;
  text-wrap: balance;
}
.hero-main:hover .hero-title { color: var(--amber); }
.hero-dek { font-size: 13.5px; line-height: 1.7; color: var(--muted); max-width: 62ch; }
.hero-meta {
  display: flex; flex-wrap: wrap; gap: 14px;
  font: 10px var(--mono); color: var(--dim);
  padding-top: 8px; border-top: 1px solid var(--line);
}
.hero-side { display: flex; flex-direction: column; }
.hero-sub { display: flex; flex-direction: column; gap: 5px; padding: 12px 14px; border-bottom: 1px solid var(--line); }
.hero-sub:last-child { border-bottom: 0; }
.hero-sub:hover { background: var(--row-alt); }
.hero-sub .cat { align-self: flex-start; }
.hero-sub-title { font-size: 15px; line-height: 1.4; margin: 0; }
.hero-sub:hover .hero-sub-title { color: var(--amber); }
.hero-sub-dek {
  font-size: 11.5px; line-height: 1.6; color: var(--muted);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.hero-sub-time { font: 9.5px var(--mono); color: var(--dim); }

/* ------------------------------------------------------------ story cards */
.story-grid { display: grid; }
.story-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.story {
  display: flex; flex-direction: column; gap: 4px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  min-width: 0;
}
.story-grid-2 .story:nth-child(odd) { border-right: 1px solid var(--line); }
.story:hover { background: var(--row-alt); }
.story-meta { display: flex; align-items: center; gap: 8px; font: 9.5px var(--mono); color: var(--dim); }
.story-meta .cat { font-size: 9px; padding: 1px 5px; }
.story-meta time { white-space: nowrap; }
.flash-tag { color: var(--warn); border: 1px solid #5a4416; padding: 0 4px; font-size: 9px; }
.story-title { font-size: 14px; line-height: 1.42; margin: 1px 0 0; }
.story:hover .story-title { color: var(--amber); }
.story-dek {
  font-size: 11.5px; line-height: 1.55; color: var(--muted);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.story-foot {
  display: flex; justify-content: space-between;
  font: 9.5px var(--mono); color: var(--dim); margin-top: 2px;
}
.story-flash { cursor: default; }
.story-flash:hover { background: transparent; }
.story-flash:hover .story-title { color: var(--text); }

/* ------------------------------------------------------------- rank list */
.rank-list { counter-reset: rank; }
.rank-list li { border-bottom: 1px solid var(--line); }
.rank-list li:last-child { border-bottom: 0; }
.rank-list a, .rank-static {
  display: grid; grid-template-columns: 26px minmax(0, 1fr); gap: 8px;
  padding: 8px 10px;
}
.rank-list a:hover { background: var(--row-alt); }
.rank-no { font: 600 13px/1.1 var(--mono); color: var(--amber); letter-spacing: 0.02em; }
.rank-body { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.rank-cat { font: 9px var(--mono); color: var(--dim); letter-spacing: 0.08em; }
.rank-title { font-size: 12px; line-height: 1.45; }
.rank-list a:hover .rank-title { color: var(--amber); }
.rank-static { cursor: default; }

/* -------------------------------------------------------------- metrics */
.metric-list { margin: -4px 0 0; }
.metric-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 3px 8px; align-items: baseline;
  padding: 7px 10px;
  border-bottom: 1px solid var(--line);
}
.metric-row:last-child { border-bottom: 0; }
.metric-label { font-size: 11px; color: var(--muted); }
.metric-value { font-size: 14px; font-weight: 600; color: var(--text); }
.metric-unit { font-size: 9px; color: var(--dim); margin-left: 2px; font-weight: 400; }
.metric-delta { font-size: 10px; white-space: nowrap; }
.metric-note { grid-column: 1 / -1; font-size: 9px; color: var(--dim); line-height: 1.45; }

/* ------------------------------------------------------------------- kv */
.kv { margin: 0; }
.kv > div {
  display: flex; justify-content: space-between; gap: 10px;
  padding: 5px 10px;
  border-bottom: 1px solid var(--line);
}
.kv > div:last-child { border-bottom: 0; }
.kv dt { font-size: 10px; color: var(--dim); letter-spacing: 0.03em; flex: none; }
.kv dd {
  margin: 0; font-size: 11px; color: var(--text);
  text-align: right; white-space: normal; overflow-wrap: anywhere;
  font-family: var(--mono);
}
.kv dd a { color: var(--info); }
.panel-bd > .kv { margin: -10px; width: calc(100% + 20px); }

/* -------------------------------------------------------------- tables */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); background: var(--panel); }
.panel-bd > .table-wrap, .panel-bd > .table-wrap:first-child { margin: 0; width: auto; }
.dt { width: 100%; font-size: 11.5px; }
.dt th, .dt td { padding: 6px 8px; text-align: left; vertical-align: middle; }
.dt thead th {
  position: sticky; top: 0; z-index: 2;
  background: var(--raised);
  color: var(--amber);
  font: 600 9.5px/1.4 var(--mono);
  letter-spacing: 0.07em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--line-2);
  white-space: nowrap;
}
.dt th.num, .dt td.num { text-align: right; }
.dt th[data-sort] { padding: 0; }
.dt th[data-sort] button {
  all: unset; display: flex; align-items: center; gap: 4px;
  width: 100%; padding: 6px 8px; cursor: pointer;
  font: inherit; color: inherit; letter-spacing: inherit; text-transform: inherit;
  justify-content: flex-start;
}
.dt th[data-sort].num button { justify-content: flex-end; }
.dt th[data-sort] button:hover { color: var(--text); background: var(--line); }
.dt th[aria-sort="ascending"] button::after { content: "↑"; color: var(--amber); }
.dt th[aria-sort="descending"] button::after { content: "↓"; color: var(--amber); }
.dt th[data-sort][aria-sort="none"] button::after { content: "↕"; color: var(--line-2); }
.dt tbody tr { border-bottom: 1px solid var(--line); }
.dt tbody tr:last-child { border-bottom: 0; }
.dt tbody tr:nth-child(even) { background: var(--row-alt); }
.dt tbody tr:hover { background: #16161f; }
.dt td { color: var(--muted); }
.dt td.num { color: var(--text); font-family: var(--mono); font-variant-numeric: tabular-nums; white-space: nowrap; }
.dt td.num.up { color: var(--up); }
.dt td.num.down { color: var(--down); }
.dt .dt-name { color: var(--text); font-size: 12px; }
.dt .dt-co { font-weight: 600; display: block; line-height: 1.3; }
.dt .dt-sub { display: block; font: 9px/1.4 var(--mono); color: var(--dim); }
.dt .dt-cat-t { display: block; font-size: 10.5px; color: var(--muted); }
.dt-lg th, .dt-lg td { padding: 8px; }
.dt-lg td { font-size: 12px; }
.dt-lg tbody tr { height: 30px; }
.dt-board td, .dt-board th { padding: 6px 8px; }
.dt-src td, .dt-src th { padding: 5px 8px; font-size: 10.5px; }
.dt-prose { font-size: 11.5px; }
.table-note {
  font: 10px/1.6 var(--mono);
  color: var(--dim);
  padding: 7px 8px 0;
  margin: 0;
}
.table-wrap + .table-note { padding-bottom: 2px; }
.table-main { max-height: 72vh; }

/* -------------------------------------------------------------- page head */
.page-head { padding: 2px 0 12px; border-bottom: 1px solid var(--line-2); margin-bottom: 12px; }
.crumbs { display: flex; align-items: center; gap: 6px; font: 10px var(--mono); color: var(--dim); margin-bottom: 8px; }
.crumbs a { color: var(--dim); }
.crumbs a:hover { color: var(--amber); }
.crumbs [aria-current] { color: var(--muted); }
.crumb-sep { color: var(--line-2); }
.page-head-main { max-width: 980px; }
.page-kicker { font: 700 9.5px var(--mono); letter-spacing: 0.2em; color: var(--amber); margin-bottom: 5px; }
.page-title { font-size: 28px; line-height: 1.2; letter-spacing: -0.01em; text-wrap: balance; }
.page-dek { font-size: 13px; line-height: 1.7; color: var(--muted); margin-top: 7px; max-width: 88ch; }
.page-meta {
  display: flex; flex-wrap: wrap; gap: 6px 18px;
  font: 10.5px var(--mono); color: var(--dim); margin-top: 9px;
}
.page-meta strong { color: var(--text); font-weight: 600; }
.demo-banner {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 3px 8px;
  margin-top: 10px; padding: 7px 10px;
  border: 1px dashed var(--amber-dim);
  background: var(--amber-soft);
  font-size: 10.5px; line-height: 1.6; color: var(--muted);
}
.demo-banner strong { color: var(--warn); }
.demo-tag {
  font: 700 9px var(--mono); letter-spacing: 0.08em; color: #08080c;
  background: var(--amber); padding: 1px 6px; margin-right: 4px;
}

/* --------------------------------------------------------------- news page */
.news-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 14px; align-items: start; }
.news-main { min-width: 0; }
.news-toolbar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px;
  padding: 0 0 9px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 10px;
}
.chips { display: flex; flex-wrap: wrap; gap: 5px; }
.chip {
  border: 1px solid var(--line-2); background: transparent;
  color: var(--muted); padding: 4px 9px; cursor: pointer;
  font-size: 11px; letter-spacing: 0.02em; line-height: 1.4;
}
.chip:hover { border-color: var(--amber-dim); color: var(--text); }
.chip.is-on { background: var(--amber); border-color: var(--amber); color: #08080c; font-weight: 600; }
.chip-n { font: 9px var(--mono); opacity: 0.72; margin-left: 3px; }
.filter-status { margin-left: auto; font: 10px var(--mono); color: var(--dim); }
.scroll-hint { display: none; font: 9px var(--mono); color: var(--dim); margin: 0 0 6px; text-align: right; letter-spacing: 0.04em; }
.news-feed { border: 1px solid var(--line); background: var(--panel); }
.feed-end { text-align: center; font: 10px var(--mono); color: var(--dim); padding: 10px 0 0; }

/* --------------------------------------------------------------- article */
.article-wrap { max-width: 1240px; margin: 0 auto; }
.article-head { padding: 4px 0 16px; border-bottom: 1px solid var(--line-2); }
.article-kicker { display: flex; align-items: center; gap: 8px; }
.article-kicker-t { font: 10px var(--mono); color: var(--dim); letter-spacing: 0.1em; }
.article-title { font-size: 32px; line-height: 1.24; letter-spacing: -0.012em; margin: 10px 0 0; max-width: 26ch; text-wrap: balance; }
.article-dek { font-size: 14px; line-height: 1.7; color: var(--muted); margin-top: 9px; max-width: 72ch; }
.article-meta { display: flex; flex-wrap: wrap; gap: 6px 16px; font: 10.5px var(--mono); color: var(--dim); margin-top: 12px; }
.tag-list { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 10px; }
.tag-list li {
  font: 9.5px var(--mono); color: var(--muted);
  border: 1px solid var(--line-2); padding: 1px 6px;
}
.article-layout {
  display: grid; grid-template-columns: minmax(0, 1fr) 300px;
  gap: 26px; align-items: start; padding-top: 18px;
}
.article-body { max-width: 760px; min-width: 0; }
.article-side { display: flex; flex-direction: column; gap: 12px; }

.prose { font-size: 14.5px; line-height: 1.85; color: #d6d6e0; }
.prose > * + * { margin-top: 0; }
.prose p { margin: 0 0 16px; }
.prose p:last-child { margin-bottom: 0; }
.prose h2 {
  font-size: 18px; line-height: 1.45; color: var(--text);
  margin: 30px 0 12px; padding-top: 12px;
  border-top: 1px solid var(--line);
  letter-spacing: 0.01em;
}
.prose h2:first-child { margin-top: 0; padding-top: 0; border-top: 0; }
.prose strong { color: var(--text); font-weight: 600; }
.prose code {
  font-size: 12px; background: var(--raised);
  border: 1px solid var(--line); padding: 1px 4px;
  color: var(--warn); word-break: break-word;
}
.prose ul, .prose ol { margin: 0 0 16px; padding-left: 22px; }
.prose ul { list-style: square; }
.prose ol { list-style: decimal; }
.prose li { margin: 5px 0; padding-left: 2px; }
.prose li::marker { color: var(--amber); font-family: var(--mono); font-size: 12px; }
.prose .table-wrap { margin: 0 0 8px; }
.prose .table-note { margin-bottom: 16px; padding-top: 6px; }
.code-block {
  margin: 0 0 16px; padding: 11px 13px;
  background: #06060a; border: 1px solid var(--line);
  overflow-x: auto;
  font: 12px/1.65 var(--mono);
  color: #cfd8e3;
}
.code-block code { background: none; border: 0; padding: 0; color: inherit; white-space: pre; }
.code-sm { font-size: 10.5px; line-height: 1.6; }
.pullquote {
  margin: 0 0 16px; padding: 12px 16px;
  border-left: 3px solid var(--amber);
  background: var(--raised);
  font-size: 15px; line-height: 1.7; color: var(--text);
}
.pullquote cite { display: block; font: 10px var(--mono); color: var(--dim); margin-top: 6px; }
.note {
  margin: 0 0 16px; padding: 11px 13px;
  border: 1px solid var(--line); background: var(--raised);
}
.note-hd {
  font: 700 9.5px var(--mono); letter-spacing: 0.12em;
  color: var(--amber); margin-bottom: 5px; text-transform: uppercase;
}
.note p { margin: 0; font-size: 11.5px; line-height: 1.7; color: var(--muted); }

.article-sources {
  margin-top: 30px; padding-top: 16px;
  border-top: 1px solid var(--line-2);
}
.article-sources h2 { font-size: 13px; letter-spacing: 0.06em; color: var(--amber); margin-bottom: 9px; }
.source-list li { font-size: 11px; line-height: 1.6; margin: 5px 0; color: var(--muted); }
.cite { color: var(--info); border-bottom: 1px dotted rgba(90, 169, 255, 0.5); }
.cite:hover { color: var(--amber); border-bottom-color: var(--amber); }
.cite-plain { color: var(--dim); }
.source-note { font: 10px var(--mono); color: var(--dim); margin-top: 10px; line-height: 1.6; }

.related { margin-top: 26px; padding-top: 14px; border-top: 1px solid var(--line); }
.related-title { font-size: 13px; color: var(--amber); letter-spacing: 0.06em; margin-bottom: 10px; }
.related-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.related-card {
  display: flex; flex-direction: column; gap: 5px;
  padding: 10px 12px; border: 1px solid var(--line); background: var(--panel);
}
.related-card:hover { border-color: var(--amber-dim); background: var(--row-alt); }
.related-headline { font-size: 13px; line-height: 1.45; }
.related-card:hover .related-headline { color: var(--amber); }
.related-date { font: 9.5px var(--mono); color: var(--dim); }

/* --------------------------------------------------------------- data page */
.data-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 14px; align-items: start; }
.data-main { display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.data-toolbar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px;
  padding-bottom: 9px; border-bottom: 1px solid var(--line);
}
.search-box {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid var(--line-2); background: #06060a;
  padding: 0 8px; height: 27px;
}
.search-box:focus-within { border-color: var(--amber-dim); }
.search-lab { font: 700 9px var(--mono); letter-spacing: 0.1em; color: var(--amber); }
.search-box input {
  border: 0; background: transparent; outline: none;
  font: 11px var(--mono); color: var(--text); width: 150px;
}
.search-box input::placeholder { color: var(--dim); font-family: var(--sans); }
.margin-bars { margin: 0; }
.mb-row {
  display: grid; grid-template-columns: 92px minmax(0, 1fr) 62px;
  gap: 8px; align-items: center;
  padding: 4px 10px;
}
.mb-label { font-size: 10.5px; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mb-track { position: relative; height: 9px; background: #0a0a10; border: 1px solid var(--line); }
.mb-zero { position: absolute; left: 50%; top: -1px; bottom: -1px; width: 1px; background: var(--line-2); }
.mb-bar { position: absolute; top: 0; bottom: 0; }
.mb-bar.up { left: 50%; background: var(--up); }
.mb-bar.down { right: 50%; background: var(--down); }
.mb-val { font-size: 10.5px; text-align: right; }
.def-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.def-card { border: 1px solid var(--line); background: var(--row-alt); padding: 8px 10px; }
.def-k { font-size: 11.5px; color: var(--amber); margin-bottom: 3px; }
.def-f { font: 9.5px/1.5 var(--mono); color: var(--muted); margin: 0 0 4px; word-break: break-word; }
.def-f code { color: var(--warn); background: none; border: 0; padding: 0; font-size: 9.5px; }
.def-n { font-size: 10px; line-height: 1.55; color: var(--dim); margin: 0; }
.caveat-list { padding-left: 20px; list-style: decimal; }
.caveat-list li { font-size: 10.5px; line-height: 1.65; color: var(--muted); margin: 6px 0; }
.caveat-list li::marker { color: var(--amber-dim); font-family: var(--mono); font-size: 10px; }
.caveat-list .caveat-errata {
  list-style: none; margin: 0 0 10px -20px;
  border-left: 3px solid var(--amber);
  background: var(--amber-soft);
  padding: 8px 10px;
  color: var(--text); font-size: 11px;
}
.caveat-errata strong { color: var(--amber); }
.caveat-errata del { color: var(--down); text-decoration-color: rgba(255, 77, 77, 0.5); }
.caveat-errata code { font-size: 10px; color: var(--warn); background: var(--row-alt); border: 1px solid var(--line); padding: 0 3px; }
.source-types { list-style: none; }
.source-types li { font-size: 10.5px; line-height: 1.55; color: var(--muted); margin: 4px 0; padding-left: 10px; position: relative; }
.source-types li::before { content: "·"; position: absolute; left: 0; color: var(--amber); }

/* -------------------------------------------------------------- model page */
.model-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 14px; align-items: start; }
.model-main { display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.spec-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0; margin: -4px 0 0; }
.spec { padding: 7px 10px; border-bottom: 1px solid var(--line); }
.spec dt { font: 9.5px var(--mono); color: var(--dim); letter-spacing: 0.05em; margin-bottom: 2px; }
.spec dd { margin: 0; font-size: 11.5px; color: var(--text); }
.spec dd code { font-size: 10.5px; color: var(--warn); background: var(--row-alt); border: 1px solid var(--line); padding: 0 3px; }
.pipeline {
  display: flex; flex-wrap: wrap; align-items: center; gap: 6px;
  margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--line);
}
.pipe-step {
  display: flex; flex-direction: column; gap: 1px;
  border: 1px solid var(--line); background: var(--row-alt);
  padding: 5px 8px; min-width: 96px;
}
.pipe-i { font: 700 8.5px var(--mono); color: var(--amber); letter-spacing: 0.1em; }
.pipe-name { font-size: 10.5px; color: var(--text); }
.pipe-file { font: 8.5px var(--mono); color: var(--dim); }
.pipe-arrow { color: var(--amber-dim); font-size: 11px; }
.dt-spec { font-size: 11px; }
.kpi-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin-bottom: 10px; }
.kpi { border: 1px solid var(--line); background: var(--row-alt); padding: 8px 10px; }
.kpi-k { display: block; font: 9px var(--mono); letter-spacing: 0.08em; color: var(--dim); text-transform: uppercase; }
.kpi-v { display: block; font: 600 17px/1.3 var(--mono); color: var(--text); margin: 3px 0; }
.kpi-verdict { font-size: 10.5px; font-family: var(--sans); display: flex; flex-wrap: wrap; gap: 5px; align-items: center; }
.kpi-n { display: block; font: 9.5px var(--mono); color: var(--dim); }
.eval-note { font-size: 11px; line-height: 1.65; padding: 8px 10px; margin: 10px 0 0; border-left: 3px solid var(--line-2); background: var(--row-alt); color: var(--muted); }
.eval-note strong { color: var(--text); }
.eval-note-bad { border-left-color: var(--down); background: rgba(255, 77, 77, 0.06); }
.eval-note-bad strong { color: var(--down); }
.eval-note-ok { border-left-color: var(--up); background: rgba(52, 224, 161, 0.06); }
.eval-note-ok strong { color: var(--up); }
.eval-disclosure {
  font-size: 10.5px; line-height: 1.65; color: var(--dim);
  margin: 0 0 10px; padding: 7px 10px;
  border: 1px dashed var(--amber-dim); background: var(--amber-soft);
}
.eval-disclosure strong { color: var(--warn); }
.eval-disclosure a { color: var(--info); border-bottom: 1px dotted rgba(90, 169, 255, 0.5); }
.eval-disclosure a:hover { color: var(--amber); border-bottom-color: var(--amber); }
.eval-compare { margin-bottom: 10px; }
.eval-compare td.num { white-space: nowrap; }
.empty-state { border: 1px dashed var(--line-2); padding: 14px 16px; margin-bottom: 10px; background: var(--row-alt); }
.empty-state h3 { font-size: 13px; color: var(--amber); margin-bottom: 6px; }
.empty-state p { font-size: 11.5px; line-height: 1.7; color: var(--muted); margin: 0 0 6px; }
.empty-hint { font-family: var(--mono); font-size: 10px !important; color: var(--dim) !important; }
.pill {
  display: inline-block; font: 9px var(--mono); letter-spacing: 0.04em;
  padding: 1px 6px; border: 1px solid var(--line-2); color: var(--muted); white-space: nowrap;
}
.pill-ok { color: var(--up); border-color: rgba(52, 224, 161, 0.35); }
.pill-bad { color: var(--down); border-color: rgba(255, 77, 77, 0.35); }
.pill-wait { color: var(--warn); border-color: rgba(255, 194, 77, 0.35); }

/* ------------------------------------------------------------- terminal */
.term-layout { display: grid; grid-template-columns: minmax(0, 1fr) 330px; gap: 14px; align-items: start; }
.term-main { border: 1px solid var(--line); background: var(--panel); display: flex; flex-direction: column; min-width: 0; }
.term-head {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 8px 12px; background: var(--raised); border-bottom: 1px solid var(--line);
}
.term-title { font: 600 12px var(--mono); letter-spacing: 0.1em; color: var(--amber); }
.term-badge {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid var(--line-2); padding: 2px 8px;
  font: 9.5px var(--mono); color: var(--dim);
}
.term-badge.is-live { color: var(--up); border-color: rgba(52, 224, 161, 0.35); }
.term-badge.is-live .dot { background: var(--up); }
.term-badge.is-offline { color: var(--warn); border-color: rgba(255, 194, 77, 0.35); }
.term-badge.is-offline .dot { background: var(--warn); }
.term-badge.is-checking .dot { background: var(--dim); }
.term-chat { max-height: 440px; overflow-y: auto; background: #07070c; }
.msg { padding: 10px 13px; border-bottom: 1px solid var(--line); }
.msg:last-child { border-bottom: 0; }
.msg-role {
  display: block; font: 600 9px var(--mono); letter-spacing: 0.12em;
  color: var(--dim); margin-bottom: 4px;
}
.msg-user { background: var(--row-alt); }
.msg-user .msg-role { color: var(--info); }
.msg-bot .msg-role { color: var(--amber); }
.replay-tag {
  font: 8.5px var(--mono); font-style: normal; letter-spacing: 0.04em;
  color: var(--amber-dim); border: 1px solid var(--amber-dim);
  padding: 0 4px; margin-left: 6px;
}
.msg-bd { font-size: 12.5px; line-height: 1.75; color: #cfcfda; }
.prose-compact { font-size: 12.5px; line-height: 1.75; }
.prose-compact p { margin: 0 0 8px; }
.prose-compact p:last-child { margin-bottom: 0; }
.prose-compact ul, .prose-compact ol { margin: 0 0 8px; padding-left: 20px; }
.prose-compact li { margin: 3px 0; }
.prose-compact h2 { font-size: 13px; margin: 10px 0 6px; padding: 0; border: 0; }
.prose-compact .code-block { margin: 0 0 8px; padding: 8px 10px; font-size: 10.5px; }
.prose-compact .table-wrap { margin: 0 0 8px; }
.prose-compact .table-note { padding-top: 4px; margin-bottom: 8px; }
.prose-compact .note { margin: 0; padding: 8px 10px; }
.typing { color: var(--amber); font: 11px var(--mono); animation: blink 1.1s steps(2, start) infinite; }
@keyframes blink { 50% { opacity: 0.35; } }
.term-input { border-top: 1px solid var(--line-2); padding: 10px 12px; }
.term-input-lab { display: block; font: 9px var(--mono); letter-spacing: 0.12em; color: var(--amber-dim); margin-bottom: 5px; }
.term-input textarea {
  width: 100%; resize: vertical; min-height: 54px;
  background: #06060a; border: 1px solid var(--line);
  color: var(--text); font: 12px/1.6 var(--sans);
  padding: 8px 10px; outline: none;
}
.term-input textarea:focus { border-color: var(--amber-dim); }
.term-actions { display: flex; align-items: center; gap: 10px; margin-top: 8px; }
.term-send {
  background: var(--amber); border: 0; color: #08080c;
  font: 700 11.5px var(--sans); padding: 6px 16px; cursor: pointer;
}
.term-send:hover { background: #ffb352; }
.term-clear {
  background: transparent; border: 1px solid var(--line-2);
  color: var(--muted); font-size: 10.5px; padding: 5px 10px; cursor: pointer;
}
.term-clear:hover { border-color: var(--amber-dim); color: var(--text); }
.term-hint { margin-left: auto; font: 9.5px var(--mono); color: var(--dim); text-align: right; }
.term-side { display: flex; flex-direction: column; gap: 12px; }
.qa-list { display: flex; flex-direction: column; gap: 5px; }
.qa-btn {
  display: grid; grid-template-columns: 62px minmax(0, 1fr); gap: 7px; align-items: center;
  width: 100%; text-align: left; cursor: pointer;
  border: 1px solid var(--line); background: var(--row-alt);
  padding: 6px 8px; color: var(--text);
}
.qa-btn:hover { border-color: var(--amber-dim); }
.qa-btn.is-on { border-color: var(--amber); }
.qa-task { font: 8.5px var(--mono); color: var(--amber-dim); letter-spacing: 0.04em; }
.qa-btn.is-on .qa-task { color: var(--amber); }
.qa-label { font-size: 11px; line-height: 1.4; }

/* ------------------------------------------------------------------ ops */
.ops-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 14px; align-items: start; }
.ops-main { display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.arch { display: flex; flex-direction: column; gap: 10px; }
.arch-row { display: flex; flex-wrap: wrap; align-items: stretch; gap: 8px; }
.arch-node {
  flex: 1 1 170px; min-width: 150px;
  display: flex; flex-direction: column; gap: 2px;
  border: 1px solid var(--line); background: var(--row-alt);
  padding: 8px 10px;
}
.arch-node strong { font-size: 12px; color: var(--text); }
.arch-k { font: 700 8.5px var(--mono); letter-spacing: 0.12em; color: var(--amber-dim); }
.arch-s { font-size: 9.5px; line-height: 1.45; color: var(--dim); }
.arch-accent { border-color: var(--amber-dim); background: var(--amber-soft); }
.arch-ghost { border-style: dashed; }
.arch-arrow { align-self: center; color: var(--amber); font-size: 15px; }
.arch-row-meta { border-top: 1px solid var(--line); padding-top: 10px; }
.cmd-item { border: 1px solid var(--line); margin-top: 8px; background: var(--row-alt); }
.cmd-item-hd {
  display: flex; align-items: center; gap: 8px;
  padding: 5px 8px; background: var(--raised); border-bottom: 1px solid var(--line);
}
.cmd-step { font: 700 8.5px var(--mono); color: var(--amber); letter-spacing: 0.08em; }
.cmd-label { font-size: 10.5px; color: var(--muted); }
.cmd-note { font: 9.5px/1.55 var(--mono); color: var(--dim); margin: 0; padding: 6px 10px 8px; }
pre.cmd-block {
  position: relative; margin: 0; padding: 9px 12px;
  background: #06060a; border-bottom: 1px solid var(--line);
  font: 11px/1.65 var(--mono); color: #cfd8e3;
  overflow-x: auto; white-space: pre-wrap; word-break: break-word;
}
pre.cmd-block code { border: 0; background: none; padding: 0; color: inherit; }
.copy-btn {
  position: absolute; top: 5px; right: 5px;
  border: 1px solid var(--line-2); background: var(--raised);
  color: var(--muted); font: 9px var(--mono);
  padding: 1px 6px; cursor: pointer; opacity: 0;
  transition: opacity 0.12s linear;
}
pre.cmd-block:hover .copy-btn, .copy-btn:focus-visible { opacity: 1; }
.copy-btn:hover { color: var(--amber); border-color: var(--amber-dim); }
.list-ok { color: var(--up); }
.file-list li { font: 10px/1.7 var(--mono); color: var(--muted); }
.file-list code { color: var(--text); }

/* --------------------------------------------------------------- about */
.about-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 14px; align-items: start; }
.about-main { display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.mini-steps { list-style: none; counter-reset: ms; }
.mini-steps li {
  position: relative; padding-left: 16px; margin: 5px 0;
  font-size: 11.5px; line-height: 1.65; color: var(--muted);
}
.mini-steps li::before {
  content: "·"; position: absolute; left: 2px; top: -1px;
  color: var(--amber); font: 700 13px var(--mono);
}
.mini-steps li strong { color: var(--text); }
.mini-steps code, .panel-p code, .panel-p + p code {
  font-size: 10px; color: var(--warn); background: var(--row-alt);
  border: 1px solid var(--line); padding: 0 3px;
}
.link-list li { margin: 5px 0; font-size: 11.5px; line-height: 1.55; }
.link-list a { color: var(--info); }
.link-list a:hover { color: var(--amber); }
.link-ext { display: flex; flex-direction: column; gap: 5px; }
.count-list li {
  display: flex; justify-content: space-between; gap: 10px;
  padding: 4px 10px; font-size: 11px; color: var(--muted);
  border-bottom: 1px solid var(--line);
}
.count-list li:last-child { border-bottom: 0; }
.count-list .num { color: var(--text); }
.row-list li { border-bottom: 1px solid var(--line); }
.row-list li:last-child { border-bottom: 0; }
.row-story {
  display: grid; grid-template-columns: 62px minmax(0, 1fr) auto;
  gap: 10px; align-items: start;
  padding: 10px 12px;
}
.row-story:hover { background: var(--row-alt); }
.row-cat { font: 9.5px var(--mono); color: var(--amber); letter-spacing: 0.06em; padding-top: 2px; }
.row-main { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.row-title { font-size: 13.5px; line-height: 1.45; }
.row-story:hover .row-title { color: var(--amber); }
.row-dek { font-size: 11px; line-height: 1.55; color: var(--muted); }
.row-meta { font: 9.5px/1.6 var(--mono); color: var(--dim); text-align: right; white-space: nowrap; }

/* --------------------------------------------------------------- sectors */
.band-section { display: flex; flex-direction: column; gap: 10px; margin-top: 14px; }
.band-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
.band { border: 1px solid var(--line); background: var(--panel); min-width: 0; }
.band-hd { padding: 8px 10px; border-bottom: 1px solid var(--line); background: var(--raised); }
.band-title { font-size: 12.5px; color: var(--amber); letter-spacing: 0.04em; }
.band-sub { font: 9px var(--mono); color: var(--dim); margin-top: 3px; }
.band-list li { border-bottom: 1px solid var(--line); }
.band-list li:last-child { border-bottom: 0; }
.band-list a, .band-static { display: flex; flex-direction: column; gap: 2px; padding: 8px 10px; }
.band-list a:hover { background: var(--row-alt); }
.band-cat { font: 8.5px var(--mono); color: var(--amber-dim); letter-spacing: 0.06em; }
.band-headline { font-size: 11.5px; line-height: 1.5; }
.band-list a:hover .band-headline { color: var(--amber); }

/* ------------------------------------------------------------- statusbar */
.statusbar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 6px 22px;
  padding: 7px var(--pad);
  background: #06060a;
  border-top: 1px solid var(--line-2);
  border-bottom: 1px solid var(--line);
  font: 9.5px var(--mono); color: var(--muted);
  letter-spacing: 0.03em;
}
.statusbar > .st { display: inline-flex; gap: 6px; align-items: baseline; min-width: 0; }
.st-k { color: var(--amber-dim); letter-spacing: 0.1em; }
.st-v { color: var(--dim); }
.st-v a { color: var(--info); }
.st-v a:hover { color: var(--amber); }
.st-right { margin-left: auto; }

/* ------------------------------------------------------------------ footer */
.footer { background: #06060a; border-top: 1px solid var(--line-2); }
.footer-top {
  display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 30px;
  max-width: var(--maxw); margin: 0 auto; padding: 24px var(--pad) 20px;
}
.footer-tagline { font-size: 11px; line-height: 1.6; color: var(--muted); margin-top: 10px; }
.footer-version { font: 9.5px/1.6 var(--mono); color: var(--dim); margin-top: 8px; }
.footer-cols { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 18px; }
.footer-hd {
  font: 700 9px var(--mono); letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--amber); margin-bottom: 8px;
}
.footer-col li { margin: 4px 0; }
.footer-col a { font-size: 11px; color: var(--muted); line-height: 1.5; }
.footer-col a:hover { color: var(--amber); }
.footer-disc {
  max-width: var(--maxw); margin: 0 auto;
  padding: 12px var(--pad) 14px;
  border-top: 1px solid var(--line);
}
.footer-disc p { font-size: 10px; line-height: 1.65; color: var(--dim); max-width: 150ch; }
.footer-bottom {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 20px;
  max-width: var(--maxw); margin: 0 auto;
  padding: 9px var(--pad) 12px;
  border-top: 1px solid var(--line);
  font: 9px var(--mono); color: var(--dim);
}

/* ------------------------------------------------------------------- 404 */
.nf { max-width: 620px; margin: 70px auto; text-align: center; }
.nf-code { font: 700 64px/1 var(--mono); color: var(--amber); letter-spacing: 0.06em; }
.nf-title { font-size: 22px; margin: 10px 0; }
.nf-dek { font-size: 12.5px; color: var(--muted); }
.nf-links {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 18px;
  margin-top: 22px; padding-top: 16px; border-top: 1px solid var(--line);
  font: 11px var(--mono);
}
.nf-links a { color: var(--info); }

/* ------------------------------------------------------------- responsive */
@media (max-width: 1439px) {
  :root { --maxw: 1280px; }
  .home-grid { grid-template-columns: minmax(0, 1fr) 300px; }
  .news-layout, .data-layout, .model-layout, .ops-layout, .about-layout, .term-layout {
    grid-template-columns: minmax(0, 1fr) 290px;
  }
  .article-layout { grid-template-columns: minmax(0, 1fr) 280px; gap: 20px; }
}

@media (max-width: 1279px) {
  :root { --maxw: 100%; }
  .home-grid, .news-layout, .data-layout, .model-layout, .ops-layout, .about-layout, .term-layout {
    grid-template-columns: minmax(0, 1fr);
  }
  .col-side {
    display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px; align-content: start;
  }
  .term-side { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .article-layout { grid-template-columns: minmax(0, 1fr); }
  .article-side { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .article-body { max-width: none; }
  .band-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-top { grid-template-columns: 1fr; gap: 18px; }
  .footer-cols { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .masthead-main { grid-template-columns: auto minmax(0, 1fr); gap: 10px 16px; }
  .masthead-tools { grid-column: 1 / -1; max-width: 520px; }
}

@media (max-width: 899px) {
  .hero { grid-template-columns: minmax(0, 1fr); }
  .hero-main { border-right: 0; border-bottom: 1px solid var(--line); }
  .story-grid-2 { grid-template-columns: minmax(0, 1fr); }
  .story-grid-2 .story:nth-child(odd) { border-right: 0; }
  .kpi-grid, .def-grid, .spec-grid, .related-grid { grid-template-columns: minmax(0, 1fr); }
  .col-side, .term-side, .article-side { grid-template-columns: minmax(0, 1fr); }
  .utilbar-r .util-demo { display: none; }
  .ticker-note { display: none; }
  .ticker { grid-template-columns: auto minmax(0, 1fr); }
  .subnav { border-top: 1px solid var(--line); }
  .arch-arrow { transform: rotate(90deg); }
}

@media (max-width: 767px) {
  :root { --pad: 10px; }
  .utilbar { height: auto; padding: 5px var(--pad); flex-wrap: wrap; row-gap: 2px; font-size: 9px; }
  .utilbar-edition, .utilbar-r .util-sep, .utilbar-r .util-date { display: none; }
  .brand-sub { display: none; }
  .ticker { height: 30px; }
  .ticker-tag { font-size: 7.5px; padding: 0 6px; }
  .tick { padding: 0 8px; gap: 5px; }
  .tick-name { display: none; }
  .masthead-main { grid-template-columns: minmax(0, 1fr); padding: 8px var(--pad); gap: 8px; }
  .nav { order: 2; gap: 0; border-top: 1px solid var(--line); margin: 0 calc(var(--pad) * -1); padding: 0 var(--pad); }
  .nav-item { padding: 8px 10px; font-size: 12px; }
  .masthead-tools { order: 3; max-width: none; }
  .cmdbar-status { display: none; }
  .logo-mark svg { width: 20px; height: 20px; }
  .logo-text { font-size: 15px; }
  .main { padding-top: 10px; padding-bottom: 24px; }
  .hero-main { padding: 12px 12px 11px; }
  .hero-title { font-size: 22px; }
  .hero-dek { font-size: 12px; }
  .page-title { font-size: 22px; }
  .page-dek { font-size: 12px; }
  .article-title { font-size: 24px; max-width: none; }
  .article-dek { font-size: 12.5px; }
  .article-meta { gap: 4px 10px; font-size: 9.5px; }
  .prose { font-size: 13.5px; line-height: 1.8; }
  .prose h2 { font-size: 16px; }
  .band-grid { grid-template-columns: minmax(0, 1fr); }
  .footer-cols { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
  .footer-bottom { flex-direction: column; }
  .statusbar { gap: 4px 12px; font-size: 8.5px; }
  .st-right { margin-left: 0; }
  .mb-row { grid-template-columns: 74px minmax(0, 1fr) 56px; }
  .search-box input { width: 110px; }
  .term-hint { display: none; }
  .article-sources h2 { font-size: 12px; }
  .row-story { grid-template-columns: minmax(0, 1fr); gap: 3px; }
  .row-meta { text-align: left; }
  .dt th, .dt td { padding: 6px; }
  .dt-lg td { font-size: 11px; }
  .scroll-hint { display: block; }
}

@media (max-width: 430px) {
  .hero-kicker-t, .chip-n { display: none; }
  .story-meta time { font-size: 9px; }
  .statusbar > .st:nth-child(3) { display: none; }
  .footer-cols { grid-template-columns: minmax(0, 1fr); }
  .copy-btn { opacity: 1; }
}

/* --------------------------------------------------------- reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  .ticker-track { animation: none; }
  .ticker-vp { overflow-x: auto; }
}