/* ── AI-MONITOR · Pro Display console ────────────────────────────────── */

:root {
  --bg: #050507;
  --bg-1: #0a0a0d;
  --bg-2: #101013;
  --bg-3: #16161b;
  --line: rgba(255,255,255,.07);
  --line-2: rgba(255,255,255,.12);
  --ink: #f5f5f7;
  --ink-2: rgba(245,245,247,.72);
  --ink-3: rgba(245,245,247,.48);
  --ink-4: rgba(245,245,247,.28);
  --accent: #0a84ff;
  --ok: #30d158;
  --warn: #ffd60a;
  --hot: #ff9f0a;
  --bad: #ff453a;
  --violet: #bf5af2;
  --teal: #64d2ff;
  --pink: #ff375f;
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 22px;
  --r-xl: 32px;
  --pad: 24px;
  --gap: 16px;
  --display: "SF Pro Display", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Helvetica, sans-serif;
  --text:    "SF Pro Text",    -apple-system, BlinkMacSystemFont, "Helvetica Neue", Helvetica, sans-serif;
  --mono:    "SF Mono", ui-monospace, "JetBrains Mono", "Menlo", Consolas, monospace;
}

[data-theme="light"] {
  --bg: #f5f5f7;
  --bg-1: #ffffff;
  --bg-2: #fafafa;
  --bg-3: #f0f0f3;
  --line: rgba(0,0,0,.07);
  --line-2: rgba(0,0,0,.12);
  --ink: #1d1d1f;
  --ink-2: rgba(29,29,31,.72);
  --ink-3: rgba(29,29,31,.5);
  --ink-4: rgba(29,29,31,.3);
  --accent: #0066cc;
}

[data-density="compact"] { --pad: 18px; --gap: 12px; }
[data-density="comfy"]   { --pad: 30px; --gap: 22px; }

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--text);
  font-size: 13px;
  line-height: 1.45;
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "ss01", "cv11";
  overflow-x: hidden;
}

::selection { background: rgba(10,132,255,.35); color: var(--ink); }

/* ── Background field ─────────────────────────────────────────────────── */
.field {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(10,132,255,.07), transparent 60%),
    radial-gradient(ellipse 60% 40% at 90% 10%, rgba(191,90,242,.04), transparent 60%);
}
.field::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.022) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 90% 80% at 50% 30%, #000, transparent 80%);
}
[data-theme="light"] .field {
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(0,102,204,.05), transparent 60%);
}
[data-theme="light"] .field::before {
  background-image:
    linear-gradient(rgba(0,0,0,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,.04) 1px, transparent 1px);
}

/* ── Top nav ──────────────────────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 0 28px;
  height: 52px;
  border-bottom: 0.5px solid var(--line);
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  backdrop-filter: blur(24px) saturate(180%);
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--display);
  font-weight: 590;
  font-size: 14px;
  letter-spacing: -0.01em;
}
.nav-logo-mark {
  width: 22px; height: 22px;
  border-radius: 7px;
  background: linear-gradient(140deg, #0a84ff 0%, #bf5af2 100%);
  position: relative;
  box-shadow: 0 0 18px rgba(10,132,255,.35), inset 0 0 0 0.5px rgba(255,255,255,.25);
}
.nav-logo-mark::after {
  content: "";
  position: absolute; inset: 4px;
  border-radius: 4px;
  background: var(--bg);
}
.nav-logo-mark::before {
  content: "";
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 8px #fff;
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%,100% { opacity: 1; transform: translate(-50%,-50%) scale(1); }
  50%     { opacity: .55; transform: translate(-50%,-50%) scale(.7); }
}
.nav-links {
  display: flex;
  gap: 2px;
  flex: 1;
}
.nav-links a {
  color: var(--ink-2);
  font-size: 12.5px;
  text-decoration: none;
  padding: 6px 12px;
  border-radius: 7px;
  transition: color .15s, background .15s;
}
.nav-links a:hover { color: var(--ink); background: rgba(255,255,255,.04); }
[data-theme="light"] .nav-links a:hover { background: rgba(0,0,0,.04); }
.nav-links a[data-active] { color: var(--ink); }
.nav-right {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  white-space: nowrap;
}
.nav-right > * { flex-shrink: 0; }
.nav-clock { font-variant-numeric: tabular-nums; }
.nav-sep { display: inline-block; width: 1px; height: 14px; background: var(--line-2); }
.nav-burger { display: none; }                         /* 桌面隐藏, 手机 ≤640 显示 */
.dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 10px var(--ok);
  animation: pulse 1.6s ease-in-out infinite;
}
.dot.warn { background: var(--warn); box-shadow: 0 0 10px var(--warn); }
.dot.bad { background: var(--bad); box-shadow: 0 0 10px var(--bad); }

/* ── Layout ───────────────────────────────────────────────────────────── */
main { position: relative; z-index: 1; }
section.page {
  max-width: 1480px;
  margin: 0 auto;
  padding: 80px 28px 60px;
}
section.page > .eyebrow {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}
section.page > .eyebrow .num {
  width: 22px; height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 0.5px solid var(--line-2);
  color: var(--ink-2);
  font-size: 10px;
}
section.page > h2 {
  font-family: var(--display);
  font-weight: 600;
  font-size: 44px;
  letter-spacing: -0.024em;
  line-height: 1.05;
  margin: 0 0 14px;
  color: var(--ink);
  max-width: 880px;
}
section.page > h2 em {
  font-style: normal;
  background: linear-gradient(120deg, #0a84ff 0%, #bf5af2 60%, #ff375f 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
section.page > .lede {
  color: var(--ink-2);
  font-size: 17px;
  letter-spacing: -.006em;
  line-height: 1.5;
  max-width: 680px;
  margin: 0 0 36px;
}

/* ── Hero ─────────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  padding: 80px 28px 60px;
  max-width: 1480px;
  margin: 0 auto;
}
.hero-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink-3);
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}
.hero-eyebrow .live {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 4px 10px 4px 7px;
  border-radius: 999px;
  background: rgba(48,209,88,.10);
  border: 0.5px solid rgba(48,209,88,.25);
  color: var(--ok);
  font-size: 10px;
  letter-spacing: .12em;
  white-space: nowrap;
}
.hero-title {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(56px, 7vw, 104px);
  letter-spacing: -0.04em;
  line-height: 0.96;
  margin: 0;
  color: var(--ink);
}
.hero-title em {
  font-style: normal;
  background: linear-gradient(120deg, #64d2ff 0%, #0a84ff 35%, #bf5af2 75%, #ff375f 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  margin: 26px 0 0;
  color: var(--ink-2);
  font-size: 19px;
  line-height: 1.5;
  letter-spacing: -.008em;
  max-width: 640px;
}
.hero-meta {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--ink-3);
}
.hero-meta b { color: var(--ink-2); font-weight: 500; }

/* Big stat row */
.stat-row {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0;
  border-top: 0.5px solid var(--line);
  border-bottom: 0.5px solid var(--line);
}
.stat {
  position: relative;
  padding: 26px 22px 28px;
  border-right: 0.5px solid var(--line);
  overflow: hidden;
  cursor: default;
  transition: background .25s;
}
.stat:last-child { border-right: 0; }
.stat:hover { background: rgba(255,255,255,.02); }
[data-theme="light"] .stat:hover { background: rgba(0,0,0,.02); }
.stat-label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 14px;
}
.stat-value {
  font-family: var(--display);
  font-weight: 500;
  font-size: 44px;
  letter-spacing: -0.028em;
  line-height: 1;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  display: flex;
  align-items: baseline;
  gap: 6px;
}
.stat-unit {
  font-size: 14px;
  letter-spacing: -0.005em;
  font-weight: 400;
  color: var(--ink-3);
}
.stat-sub {
  margin-top: 12px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  display: flex;
  align-items: center;
  gap: 8px;
}
.stat-spark {
  margin-top: 10px;
  height: 28px;
}
.stat-delta { color: var(--ok); }
.stat-delta.neg { color: var(--bad); }

/* ── Card system ──────────────────────────────────────────────────────── */
.card {
  position: relative;
  background: var(--bg-1);
  border: 0.5px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: transform .22s cubic-bezier(.2,.7,.2,1),
              border-color .22s,
              box-shadow .22s;
}
.card:hover {
  transform: translateY(-2px);
  border-color: var(--line-2);
  box-shadow: 0 18px 40px rgba(0,0,0,.35);
}
[data-theme="light"] .card:hover { box-shadow: 0 18px 40px rgba(0,0,0,.08); }
.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px 12px;
  border-bottom: 0.5px solid var(--line);
}
.card-title {
  font-family: var(--display);
  font-weight: 590;
  font-size: 14px;
  letter-spacing: -.01em;
  color: var(--ink);
}
.card-sub {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
}
.card-body { padding: 18px; }

/* ── Grids ────────────────────────────────────────────────────────────── */
.grid { display: grid; gap: var(--gap); }
.g-1 { grid-template-columns: minmax(0, 1fr); }
.g-2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
.g-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.g-4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
.g-5 { grid-template-columns: repeat(5, minmax(0,1fr)); }
.g-6 { grid-template-columns: repeat(6, minmax(0,1fr)); }
.g-auto { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }  /* 7+ 节点自动换行 */
@media (max-width: 1180px) {
  .g-4, .g-5, .g-6 { grid-template-columns: repeat(3, minmax(0,1fr)); }
}
@media (max-width: 820px) {
  .g-3, .g-4, .g-5, .g-6 { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .stat-row { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .stat:nth-child(2n) { border-right: 0; }
}

/* ── Numbers & meters ─────────────────────────────────────────────────── */
.num {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
}
.metric {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.metric-h {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}
.metric-l {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.metric-v {
  font-family: var(--display);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -.018em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.metric-v small {
  font-size: 11px;
  color: var(--ink-3);
  font-weight: 400;
  margin-left: 3px;
}
.bar {
  position: relative;
  height: 4px;
  border-radius: 2px;
  background: rgba(255,255,255,.06);
  overflow: hidden;
}
[data-theme="light"] .bar { background: rgba(0,0,0,.06); }
.bar > i {
  position: absolute;
  inset: 0 auto 0 0;
  border-radius: 2px;
  background: var(--accent);
  transition: width .5s cubic-bezier(.2,.7,.2,1);
}
.bar.ok > i  { background: var(--ok); }
.bar.warn > i{ background: var(--warn); }
.bar.hot > i { background: var(--hot); }
.bar.bad > i { background: var(--bad); }
.bar.violet > i { background: var(--violet); }
.bar.teal > i { background: var(--teal); }

/* Chips, pills, badges */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 8px;
  border-radius: 6px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .04em;
  color: var(--ink-2);
  background: rgba(255,255,255,.04);
  border: 0.5px solid var(--line);
}
[data-theme="light"] .chip { background: rgba(0,0,0,.04); }
.chip.ok   { color: var(--ok); background: rgba(48,209,88,.08); border-color: rgba(48,209,88,.25); }
.chip.warn { color: var(--warn); background: rgba(255,214,10,.08); border-color: rgba(255,214,10,.28); }
.chip.hot  { color: var(--hot); background: rgba(255,159,10,.08); border-color: rgba(255,159,10,.28); }
.chip.bad  { color: var(--bad); background: rgba(255,69,58,.08); border-color: rgba(255,69,58,.3); }
.chip.violet { color: var(--violet); background: rgba(191,90,242,.08); border-color: rgba(191,90,242,.28); }
.chip.teal { color: var(--teal); background: rgba(100,210,255,.08); border-color: rgba(100,210,255,.28); }
.chip.accent { color: var(--accent); background: rgba(10,132,255,.08); border-color: rgba(10,132,255,.28); }
.chip.ghost { background: transparent; }

/* ── Reveal on scroll ─────────────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1);
}
.reveal.in { opacity: 1; transform: translateY(0); }

/* ── Node card ────────────────────────────────────────────────────────── */
.node {
  position: relative;
  padding: 18px;
  background: linear-gradient(180deg, var(--bg-1) 0%, var(--bg-2) 100%);
  border: 0.5px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  cursor: pointer;
  transition: transform .25s cubic-bezier(.2,.7,.2,1), border-color .25s, box-shadow .25s;
}
.node:hover { transform: translateY(-3px); border-color: var(--line-2); box-shadow: 0 24px 50px rgba(0,0,0,.45); }
[data-theme="light"] .node:hover { box-shadow: 0 24px 50px rgba(0,0,0,.08); }
.node-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 18px;
}
.node-name {
  font-family: var(--display);
  font-size: 16px;
  font-weight: 590;
  letter-spacing: -0.012em;
  color: var(--ink);
}
.node-ip {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  margin-top: 4px;
}
.node-class {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 2px;
}
.node-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--ok);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.node-rings {
  display: flex;
  gap: 10px;
  margin: 18px 0 14px;
}
.node-rings > div {
  flex: 1;
  text-align: center;
}
.node-rings svg { display: block; margin: 0 auto; }
.node-rings .rl {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-top: 4px;
}
.node-metas {
  border-top: 0.5px solid var(--line);
  padding-top: 14px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 16px;
  font-family: var(--mono);
  font-size: 11px;
}
.node-metas .k { color: var(--ink-3); }
.node-metas .v { color: var(--ink); text-align: right; }

/* ── Model row ────────────────────────────────────────────────────────── */
.models {
  border: 0.5px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--bg-1);
}
.model-headrow,
.model {
  display: grid;
  grid-template-columns: 2.2fr 1fr 1.1fr 1.2fr 1.2fr 1.4fr 0.9fr;
  gap: 14px;
  padding: 14px 22px;
  align-items: center;
}
.model-headrow {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-3);
  border-bottom: 0.5px solid var(--line);
  background: rgba(255,255,255,.015);
}
[data-theme="light"] .model-headrow { background: rgba(0,0,0,.015); }
.model {
  border-bottom: 0.5px solid var(--line);
  cursor: pointer;
  transition: background .15s;
  position: relative;
}
.model:last-child { border-bottom: 0; }
.model:hover { background: rgba(255,255,255,.025); }
[data-theme="light"] .model:hover { background: rgba(0,0,0,.02); }
.model[data-active="1"] { background: rgba(10,132,255,.05); }
.model-name {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.model-name b {
  font-family: var(--display);
  font-weight: 590;
  font-size: 13.5px;
  letter-spacing: -.005em;
  color: var(--ink);
}
.model-name span {
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--ink-3);
}
.model-bigmetric {
  font-family: var(--display);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: -.012em;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
}
.model-bigmetric small {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-3);
  margin-left: 3px;
  letter-spacing: .04em;
}
.model-tags { display: flex; flex-wrap: wrap; gap: 5px; }
.model-spark { height: 28px; }
.model-detail {
  padding: 22px;
  border-bottom: 0.5px solid var(--line);
  background: var(--bg-2);
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 22px;
}

/* ── Footer ───────────────────────────────────────────────────────────── */
.foot {
  border-top: 0.5px solid var(--line);
  padding: 40px 28px 60px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  display: flex;
  justify-content: space-between;
  max-width: 1480px;
  margin: 80px auto 0;
}

/* ── Misc ─────────────────────────────────────────────────────────────── */
.sect-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 30px;
}
.sect-actions {
  display: flex;
  gap: 6px;
  align-items: center;
}
.btn-seg {
  display: inline-flex;
  padding: 2px;
  background: rgba(255,255,255,.04);
  border: 0.5px solid var(--line);
  border-radius: 8px;
}
[data-theme="light"] .btn-seg { background: rgba(0,0,0,.04); }
.btn-seg button {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--ink-3);
  font-family: var(--mono);
  font-size: 11px;
  padding: 5px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: color .15s, background .15s;
  letter-spacing: .04em;
}
.btn-seg button[data-on="1"] { color: var(--ink); background: rgba(255,255,255,.07); }
[data-theme="light"] .btn-seg button[data-on="1"] { background: rgba(0,0,0,.06); }
.btn-seg button:hover { color: var(--ink); }

.log {
  font-family: var(--mono);
  font-size: 11.5px;
  line-height: 1.7;
  max-height: 360px;
  overflow: hidden;
  position: relative;
}
.log-row {
  display: grid;
  grid-template-columns: 88px 60px 1fr 110px;
  gap: 14px;
  padding: 2px 0;
  color: var(--ink-2);
}
.log-row .t { color: var(--ink-4); }
.log-row .lat { color: var(--ink-3); text-align: right; }
.log-row .meth { font-weight: 600; color: var(--ink-2); }
.log-row.warn { color: var(--warn); }
.log-row.bad { color: var(--bad); }
.log-row.ok .meth { color: var(--ok); }

/* alerts */
.alert {
  display: grid;
  grid-template-columns: 10px 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 14px 18px;
  border-bottom: 0.5px solid var(--line);
}
.alert:last-child { border-bottom: 0; }
.alert .sev {
  width: 8px; height: 8px;
  border-radius: 50%;
}
.alert.ok .sev { background: var(--ok); box-shadow: 0 0 10px var(--ok); }
.alert.warn .sev { background: var(--warn); box-shadow: 0 0 10px var(--warn); }
.alert.hot .sev { background: var(--hot); box-shadow: 0 0 10px var(--hot); }
.alert.bad .sev { background: var(--bad); box-shadow: 0 0 10px var(--bad); }
.alert .msg b {
  font-family: var(--display);
  font-weight: 590;
  font-size: 13px;
  color: var(--ink);
  display: block;
}
.alert .msg span {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  display: block;
  margin-top: 2px;
}
.alert .when {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-4);
}

/* Network fabric */
.fabric {
  position: relative;
  height: 320px;
}
.fabric svg { position: absolute; inset: 0; width: 100%; height: 100%; }

/* CMD palette */
.cmdk-wrap {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 14vh;
  background: rgba(0,0,0,.45);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  animation: fadeIn .18s ease-out;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.cmdk {
  width: min(620px, 92vw);
  background: rgba(22,22,27,.92);
  border: 0.5px solid var(--line-2);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 40px 80px rgba(0,0,0,.7);
  -webkit-backdrop-filter: blur(40px);
  backdrop-filter: blur(40px);
}
[data-theme="light"] .cmdk { background: rgba(255,255,255,.94); }
.cmdk input {
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--ink);
  font: 500 16px/1 var(--display);
  padding: 18px 22px;
  outline: none;
  border-bottom: 0.5px solid var(--line);
}
.cmdk-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 22px;
  font-size: 13px;
  color: var(--ink-2);
  cursor: pointer;
  border-left: 2px solid transparent;
}
.cmdk-item[data-on="1"] {
  background: rgba(10,132,255,.10);
  border-left-color: var(--accent);
  color: var(--ink);
}
.cmdk-item .meta {
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--ink-4);
}

.kbd {
  font-family: var(--mono);
  font-size: 10.5px;
  padding: 2px 6px;
  border-radius: 5px;
  border: 0.5px solid var(--line-2);
  background: rgba(255,255,255,.05);
  color: var(--ink-2);
}
[data-theme="light"] .kbd { background: rgba(0,0,0,.04); }

/* reduce motion */
[data-motion="0"] *,
[data-motion="0"] *::before,
[data-motion="0"] *::after {
  animation: none !important;
  transition: none !important;
}

/* ════════════════════════════════════════════════════════════════════════
 * Mobile responsive pass (≤640px / ≤390px) — Apple aesthetic preserved,
 * only layout reflow. !important needed because many JSX use inline
 * gridTemplateColumns (overrides class rules); bounded by media query so
 * no desktop impact. Label-pair grids ([style*="auto 1fr"...]) intentionally
 * NOT collapsed — they need to stay 2-col even on phone.
 * ════════════════════════════════════════════════════════════════════════ */
@media (max-width: 640px) {
  /* class-based grids → 1 列 */
  .g-2, .g-3, .g-4, .g-5, .g-6 { grid-template-columns: 1fr !important; }
  .stat-row { grid-template-columns: repeat(2, minmax(0,1fr)) !important; }
  .stat:nth-child(2n) { border-right: 0; }
  .stat { padding: 14px 12px; }
  .stat-value { font-size: 22px; }

  /* inline 宽列网格 → 1 列 (auto/1fr 标签对不动) */
  [style*="repeat("] { grid-template-columns: 1fr !important; }
  [style*="1.4fr"], [style*="1.5fr"], [style*="1.6fr"],
  [style*="2.2fr"], [style*="1.1fr"], [style*="1.2fr"] {
    grid-template-columns: 1fr !important;
  }

  /* Nav 手机模式: 漢堡菜单 + 仅保留必要状态 (业界标准移动端模式) */
  /* 关键: 不加垂直 padding (基础 height:52px content-box, 加 10+10 会撑成 72px
     → 7px 状态点在 y≈36px, 视觉上"漂"在顶部很大空隙)。改用收紧高度 48px
     (近 iOS 44pt navbar), padding 仅左右, sticky 保留 (drop-down 用 absolute
     against sticky nav 工作正常)。*/
  .nav {
    height: 48px !important;
    padding: 0 14px !important;
    gap: 10px !important;
    flex-wrap: nowrap !important;
    justify-content: space-between !important;
  }
  .nav-logo { font-size: 12px !important; }
  .nav-logo > span { font-size: 12px; max-width: 40vw; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

  /* nav-links 默认隐藏, .open 时作下拉面板 (从顶部展开) */
  .nav-links { display: none !important; }
  .nav-links.open {
    display: flex !important;
    flex-direction: column;
    position: absolute;
    top: calc(100% + 6px);
    left: 12px; right: 12px;
    background: rgba(12, 12, 14, 0.97);
    -webkit-backdrop-filter: saturate(140%) blur(18px);
    backdrop-filter: saturate(140%) blur(18px);
    border: 0.5px solid var(--line);
    border-radius: 14px;
    padding: 8px;
    gap: 2px !important;
    box-shadow: 0 14px 40px rgba(0,0,0,.55);
    z-index: 80;
  }
  .nav-links.open a {
    display: block !important;
    padding: 12px 14px !important;
    font-size: 14px !important;
    border-radius: 9px;
    color: var(--ink-2);
    letter-spacing: 0;
  }
  .nav-links.open a:hover,
  .nav-links.open a[data-active] {
    background: rgba(255,255,255,.045);
    color: var(--ink);
  }

  /* 右侧: 只保留 LIVE 点 + LangSwitcher + 漢堡; 次要项一律隐藏 */
  .nav-right { gap: 8px !important; }
  .nav-status-text, .nav-mode-badge, .nav-clock,
  .nav-search, .nav-sep { display: none !important; }

  /* 漢堡按钮 (三根杠) */
  .nav-burger {
    display: inline-flex !important;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    background: rgba(255,255,255,.04);
    border: 0.5px solid var(--line);
    border-radius: 9px;
    padding: 8px 10px;
    cursor: pointer;
    transition: background .15s;
  }
  .nav-burger:active { background: rgba(255,255,255,.08); }
  .nav-burger span {
    display: block;
    width: 16px; height: 1.5px;
    background: var(--ink-2);
    border-radius: 1px;
    transition: transform .2s, opacity .2s;
  }
  /* X 状态: aria-expanded 时变叉 */
  .nav-burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
  .nav-burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

  /* Hero - 顶部内容(LIVE · HOME AI ...)紧接 nav, 不再隔大块空白 */
  .hero { padding: 24px 16px 36px !important; }
  .hero-eyebrow { font-size: 9.5px !important; }
  .hero-title { font-size: 30px !important; line-height: 1.08 !important; letter-spacing: -.01em; }
  .hero-sub { font-size: 13px !important; }
  .hero-meta { font-size: 11px !important; flex-wrap: wrap; gap: 6px; }

  /* Section 内边距收紧 */
  section, .section-pad { padding-left: 16px !important; padding-right: 16px !important; }

  /* Card */
  .card { padding: 14px !important; border-radius: 14px; }
  .card-head { padding: 14px !important; flex-wrap: wrap; gap: 8px; }
  .card-title { font-size: 14px !important; }
  .card-sub { font-size: 10.5px !important; }
  .card-body { padding: 14px !important; }

  /* Models 行 → 堆叠卡片(不再 7 列 grid 撑爆) */
  .model-headrow { display: none !important; }
  .model {
    grid-template-columns: 1fr 1fr !important;
    gap: 10px 14px !important;
    padding: 14px !important;
    align-items: start !important;
  }
  .model > div:first-child { grid-column: 1 / -1; }       /* model-name 占整行 */
  .model > div:last-child  { grid-column: 1 / -1; text-align: left !important; }
  .model-bigmetric { font-size: 20px !important; }
  .model-name b { font-size: 14px !important; }
  .model-name span { font-size: 10.5px !important; }

  /* ModelDetail (展开)堆叠 */
  .model-detail { grid-template-columns: 1fr !important; padding: 14px !important; gap: 18px; }

  /* Request stream 日志行: 单行不换行 (隐藏路径, 模型省略号截断) */
  .log-row {
    grid-template-columns: 56px 34px minmax(0, 1fr) 52px !important;
    gap: 8px !important;
    padding: 8px 12px !important;
    font-size: 11px;
    align-items: center;
  }
  .log-row > * { min-width: 0; }                       /* 关键: 让 1fr 真能收缩, ellipsis 才生效 */
  .log-row .meth { font-size: 10.5px; }
  .log-row .lat { font-size: 10.5px; text-align: right; }
  .log-row .log-meta {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .log-row .log-path { display: none; }                /* 路径在手机上无用 + 占位 → 隐藏 */

  /* Heatmap 行 label 列缩 */
  [class*="heatmap"] [style*="84px"] { grid-template-columns: 60px 1fr 30px !important; gap: 8px !important; }

  /* CmdK 全屏感 */
  .cmdk-wrap { padding: 12vh 12px 0 !important; }
  .cmdk { width: 100% !important; max-width: none !important; }

  /* 通用排版调小 */
  body { font-size: 12.5px; }
  .num { font-size: 12px; }
  .metric-l, .metric-h { font-size: 9.5px !important; letter-spacing: .08em !important; }

  /* 背景网格在手机上隐藏(性能+视觉减负) */
  .grid-bg, [class*="bg-grid"] { display: none !important; }

  /* 防横向滚动兜底 */
  html, body { overflow-x: hidden; }
  * { max-width: 100%; }
  /* 但 grid 的 minmax(0,...) 必须仍能收缩 */
  .grid > *, .stat-row > *, .model > * { min-width: 0; }
}

/* iPhone Mini / 小屏 (≤390px): 进一步收紧 */
@media (max-width: 390px) {
  .stat-row { grid-template-columns: 1fr !important; }
  .stat { border-right: 0 !important; }
  .hero-title { font-size: 26px !important; }
  .hero { padding-top: 20px !important; }
  .model { grid-template-columns: 1fr !important; }
  .nav-links a { font-size: 10px !important; padding: 3px 5px !important; }
}

/* ── Telemetry HA cards (wall power · efficiency · rack env) ─────────── */
.tm-card {
  padding: 16px 18px;
  background: linear-gradient(180deg, var(--bg-1) 0%, var(--bg-2) 100%);
  border: 0.5px solid var(--line);
  border-radius: var(--r-md);
}
.tm-card-l {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 8px;
}
.tm-card-v {
  font-family: var(--display);
  font-size: 26px;
  font-weight: 500;
  letter-spacing: -.02em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.tm-card-v small {
  font-size: 11px;
  color: var(--ink-3);
  margin-left: 4px;
  font-weight: 400;
}
.tm-card-s {
  margin-top: 8px;
  font-size: 11px;
  color: var(--ink-3);
}

/* ── Devices · per-plug live power table (Telemetry) ──────────────── */
.tm-devices {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
  font-variant-numeric: tabular-nums;
}
.tm-devices th {
  text-align: left;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-3);
  font-weight: 500;
  padding: 8px 10px 6px;
  border-bottom: 0.5px solid var(--line);
}
.tm-devices td {
  padding: 9px 10px;
  border-bottom: 0.5px solid var(--line);
  vertical-align: middle;
}
.tm-devices tr:last-child td { border-bottom: 0; }
.tm-devices tr[data-device="rack-ac"] {
  background: rgba(255,255,255,.02);
}
.tm-devices tr:hover td { background: rgba(255,255,255,.025); }
[data-theme="light"] .tm-devices tr:hover td { background: rgba(0,0,0,.025); }

/* ── Hardware sensors · grouped expandable panel (NodeDetail) ───────── */
/* auto-fit 让分组卡片在窄屏自然重排为单列，是移动端响应式的一部分 */
.sensor-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}
.sensor-card {
  border: 0.5px solid var(--line);
  border-radius: var(--r-sm, 8px);
  background: rgba(255,255,255,.02);
  overflow: hidden;
}
.sensor-card-head {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 11px;
  background: none;
  border: 0;
  border-bottom: 0.5px solid var(--line);
  color: var(--ink);
  text-align: left;
}
.sensor-card-title {
  font-family: var(--display);
  font-size: 12px;
  font-weight: 590;
  letter-spacing: -.005em;
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.sensor-card-rep {
  font-family: var(--mono);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}
.sensor-chev {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-3);
  transition: transform .15s ease;
  width: 10px;
  text-align: center;
}
.sensor-rows {
  display: flex;
  flex-direction: column;
  padding: 6px 11px 8px;
  gap: 5px;
}
.sensor-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  font-family: var(--mono);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}
.sensor-row-l {
  color: var(--ink-3);
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ── NodeDetail / Gateway grids — was inline (media 改不动), now reflowable ── */
.nd-grid { display: grid; gap: 22px; }
.nd-grid-top    { grid-template-columns: 1.4fr 1fr 1fr; }
.nd-grid-bottom { grid-template-columns: 1fr 1fr 1fr; }
.gw-strip { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr 1fr; gap: 22px; }

@media (max-width: 1180px) {
  .gw-strip { grid-template-columns: repeat(3, minmax(0,1fr)); }
}
@media (max-width: 820px) {
  /* 节点详情两块网格在窄屏重排单列 —— 修"卡片死宽只看到前几列" */
  .nd-grid-top, .nd-grid-bottom { grid-template-columns: 1fr; }
  .gw-strip { grid-template-columns: repeat(2, minmax(0,1fr)); }
  /* 仅强制"带内联 grid-template-columns"的 .grid 单列（media 改不动内联，需 !important）。
     用属性选择器精准命中，避免误伤靠 .g-N 类做 2 列平板布局的网格(节点卡/脉冲卡)。 */
  .grid[style*="grid-template-columns"] { grid-template-columns: 1fr !important; }
}
@media (max-width: 640px) {
  .gw-strip { grid-template-columns: 1fr; }
  /* 宽表格按需横滑：不截断、可滑动看全列 */
  .tm-devices { display: block; overflow-x: auto; white-space: nowrap; -webkit-overflow-scrolling: touch; }
}