/* Intel Uplift dashboard
   Intel brand palette: Intel Blue #0071C5 as the single accent on a white /
   light-gray canvas. Series colors were validated for color-vision deficiency
   and contrast (see README). */

:root {
  color-scheme: light;

  --intel-blue: #0071C5;
  --intel-blue-hover: #005C9F;
  --intel-blue-tint: #E9F2FA;
  --intel-blue-tint-2: #D5E7F6;

  /* chart series (validated: adjacent CVD dE >= 15, normal-vision dE >= 17) */
  --series-baseline: #6B7280;
  --series-fp32: #5CA8E6;
  --series-int8: #0071C5;
  --series-bf16: #003C71;
  --series-other: #9C7B3A;

  --bg: #F4F6F8;
  --surface: #FFFFFF;
  --surface-2: #F9FAFB;
  --border: #E2E6EA;
  --grid: #EEF1F4;
  --axis: #CBD2D9;

  --text: #1B1F24;
  --text-2: #55606B;
  --text-3: #8A94A0;

  --good: #0B7A3B;
  --warn: #9A5B00;
  --bad: #B3261E;

  --font: "Intel One Text", "Inter", "Helvetica Neue", Helvetica, Arial, system-ui, sans-serif;
  --font-display: "Intel One Display", "Inter", "Helvetica Neue", Helvetica, Arial, system-ui, sans-serif;

  --radius: 8px;
  --radius-sm: 6px;
  --container: 1200px;
  --gutter: 24px;
  --shadow-sm: 0 1px 2px rgba(27, 31, 36, 0.05);
}

/* ------------------------------------------------------------------ reset */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
h1, h2, h3, h4, p { margin: 0; }
a { color: var(--intel-blue); text-decoration: none; }
a:hover { color: var(--intel-blue-hover); }
button { font: inherit; color: inherit; }
code, pre { font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace; font-size: 0.9em; }
pre { background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 12px 14px; overflow: auto; }
:focus-visible { outline: 2px solid var(--intel-blue); outline-offset: 2px; }
[hidden] { display: none !important; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }
.muted { color: var(--text-3); }
.tabular { font-variant-numeric: tabular-nums; }

.skip-link {
  position: absolute; left: 16px; top: -48px; z-index: 100;
  padding: 8px 12px; background: var(--intel-blue); color: #fff; border-radius: var(--radius-sm);
}
.skip-link:focus { top: 12px; color: #fff; }

/* ----------------------------------------------------------------- topbar */
.topbar {
  position: sticky; top: 0; z-index: 20;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--border);
}
.topbar__inner { display: flex; align-items: center; gap: 20px; height: 88px; }
.brand { position: relative; display: block; width: 104px; height: 76px; overflow: hidden; color: var(--text); flex: none; }
.brand:hover { color: var(--text); }
/* Frame the artwork inside the original square image, excluding its white margins. */
.brand__logo { position: absolute; display: block; width: 134px; height: 134px; max-width: none; left: -19px; top: -33px; }
.topbar__nav { display: flex; justify-content: center; gap: 2px; flex: 1 1 auto; min-width: 0; }
.topbar__nav a { padding: 6px 8px; border-radius: var(--radius-sm); color: var(--text-2); font-size: 13px; font-weight: 500; white-space: nowrap; }
.topbar__nav a:hover { color: var(--text); background: var(--surface-2); }
.topbar__meta { display: flex; align-items: center; gap: 12px; flex: none; margin-left: auto; }
.topbar__social { display: flex; align-items: center; gap: 2px; padding-right: 10px; margin-right: 2px; border-right: 1px solid var(--border); }
.social {
  display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 8px; color: var(--text-2);
  transition: transform 180ms cubic-bezier(0.2, 0.8, 0.3, 1.3), background-color 140ms ease, color 140ms ease, box-shadow 180ms ease;
}
.social svg { width: 17px; height: 17px; fill: currentColor; }
.social img { width: 22px; height: 22px; border-radius: 6px; display: block; }
.social:hover, .social:focus-visible { transform: translateY(-2px) scale(1.2); color: var(--text); background: var(--surface); box-shadow: 0 8px 16px -8px rgba(27, 31, 36, 0.45); }
@media (prefers-reduced-motion: reduce) { .social { transition: none; } .social:hover { transform: none; } }
.run-stamp { font-size: 12px; color: var(--text-3); font-variant-numeric: tabular-nums; }

.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 12px; border-radius: var(--radius-sm); border: 1px solid transparent;
  font-size: 13px; font-weight: 500; line-height: 1; cursor: pointer; background: var(--intel-blue); color: #fff;
}
.btn:hover { background: var(--intel-blue-hover); color: #fff; }
.btn--ghost { background: transparent; color: var(--intel-blue); border-color: var(--border); }
.btn--ghost:hover { background: var(--intel-blue-tint); color: var(--intel-blue-hover); }

/* ------------------------------------------------------------------- hero */
.hero { background: var(--surface); border-bottom: 1px solid var(--border); padding: 56px 0 40px; }
.hero__top { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 14px; }
.hero__top .eyebrow { margin-bottom: 0; }
.eyebrow {
  font-size: 12px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--intel-blue);
  margin-bottom: 14px;
}
.hero__figure { display: flex; align-items: baseline; flex-wrap: wrap; gap: 0 16px; font-family: var(--font-display); }
.hero__value { font-size: clamp(56px, 8vw, 88px); font-weight: 600; line-height: 1; letter-spacing: -0.03em; color: var(--text); }
.hero__unit { font-size: clamp(20px, 2.6vw, 28px); font-weight: 500; color: var(--text-2); letter-spacing: -0.01em; }
.hero__lede { max-width: 760px; margin-top: 18px; font-size: 16px; color: var(--text-2); }
.hero__lede strong { color: var(--text); font-weight: 600; }

.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-top: 32px; }
.kpi { padding: 16px 18px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
.kpi__label { font-size: 12.5px; font-weight: 500; color: var(--text-2); }
.kpi__value { margin-top: 6px; font-size: 30px; font-weight: 600; letter-spacing: -0.02em; line-height: 1.1; }
.kpi__sub { margin-top: 6px; font-size: 12px; color: var(--text-3); }
.kpi__help { margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--border); font-size: 12.5px; line-height: 1.45; color: var(--text-2); }

.notice {
  display: flex; gap: 12px; align-items: flex-start;
  margin-top: 24px; padding: 12px 14px; border-radius: var(--radius);
  background: var(--intel-blue-tint); border: 1px solid var(--intel-blue-tint-2);
  font-size: 13.5px; color: var(--text-2);
}
.notice__icon { flex: none; width: 18px; height: 18px; border-radius: 50%; background: var(--intel-blue); color: #fff; font-size: 12px; font-weight: 700; line-height: 18px; text-align: center; margin-top: 1px; }
.notice ul { margin: 0; padding-left: 18px; }
.notice li + li { margin-top: 4px; }
.notice--action { align-items: center; }
.notice--action .notice__body { flex: 1 1 auto; min-width: 0; }
.notice--action .btn { flex: none; }
.drop-overlay { position: fixed; inset: 0; z-index: 60; display: grid; place-items: center; background: rgba(0, 113, 197, 0.12); backdrop-filter: blur(2px); }
.drop-overlay__box { padding: 28px 36px; border: 2px dashed var(--intel-blue); border-radius: 12px; background: var(--surface); font-size: 16px; font-weight: 600; color: var(--intel-blue-hover); }

/* --------------------------------------------------------------- controls */
.controls { position: sticky; top: 60px; z-index: 10; background: rgba(244, 246, 248, 0.94); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border); }
.controls__inner { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; padding-top: 12px; padding-bottom: 12px; }
.filter { display: flex; align-items: center; gap: 12px; }
.filter__label { font-size: 13px; font-weight: 500; color: var(--text-2); }
.segmented { display: inline-flex; padding: 3px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); }
.segmented__btn {
  padding: 5px 12px; border: 0; border-radius: 4px; background: transparent; color: var(--text-2);
  font-size: 13px; font-weight: 500; cursor: pointer; font-variant-numeric: tabular-nums;
}
.segmented__btn:hover { color: var(--text); }
.segmented__btn[aria-checked="true"], .segmented__btn[aria-pressed="true"] { background: var(--intel-blue); color: #fff; }
.segmented--small .segmented__btn { padding: 3px 9px; font-size: 12px; }

.legend { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-left: auto; }
.controls__tools { display: flex; align-items: center; gap: 8px; }
.field { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--text-2); }
.field__label { font-weight: 500; }
.field input, .field select { font: inherit; font-size: 13.5px; color: var(--text); padding: 7px 10px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); min-width: 130px; }
.field select { min-width: 320px; max-width: 100%; }
.field input:focus, .field select:focus { outline: 2px solid var(--intel-blue); outline-offset: 1px; border-color: var(--intel-blue); }
.cost-form { display: flex; gap: 12px; flex-wrap: wrap; flex: none; }
.cost-headline { margin-bottom: 16px; padding: 14px 18px; border-left: 3px solid var(--intel-blue); background: var(--intel-blue-tint); border-radius: 0 var(--radius) var(--radius) 0; font-size: 14.5px; color: var(--text); }
.cmp-head { margin-bottom: 16px; }
.cmp-card { padding: 18px 20px; border-top: 3px solid var(--series-baseline); }
.cmp-card--b { border-top-color: var(--intel-blue); }
.cmp-card__tag { font-size: 11.5px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-3); margin-bottom: 6px; }
.cmp-card__cpu { font-size: 17px; font-weight: 600; letter-spacing: -0.01em; margin-bottom: 10px; }
.cmp-summary { display: flex; flex-wrap: wrap; gap: 12px 32px; padding: 14px 18px; margin-bottom: 16px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
.cmp-summary__item { display: flex; flex-direction: column; gap: 2px; }
.cmp-summary__label { font-size: 12px; color: var(--text-2); }
.cmp-summary__value { font-size: 16px; font-weight: 600; font-variant-numeric: tabular-nums; }
.guide-card { padding: 20px; display: flex; flex-direction: column; gap: 10px; }
.guide-card__domain { font-size: 11.5px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--intel-blue); }
.guide-card__title { font-size: 20px; font-weight: 600; letter-spacing: -0.015em; }
.guide-rows { display: grid; gap: 8px; margin-top: 4px; }
.guide-row { display: grid; grid-template-columns: 1fr auto; gap: 2px 12px; align-items: baseline; font-size: 13.5px; padding: 8px 10px; background: var(--surface-2); border-radius: var(--radius-sm); }
.guide-row__cfg { display: inline-flex; align-items: center; gap: 8px; font-weight: 500; }
.guide-row__cfg i { width: 10px; height: 10px; border-radius: 2px; display: inline-block; }
.guide-row__val { font-weight: 600; font-variant-numeric: tabular-nums; text-align: right; }
.guide-row__note { grid-column: 1 / -1; font-size: 12px; color: var(--text-3); }
.guide-card__verdict { margin-top: auto; padding: 10px 12px; border-radius: var(--radius-sm); font-size: 13px; line-height: 1.45; border-left: 3px solid var(--axis); background: var(--surface-2); color: var(--text-2); }
.guide-card__verdict--good { border-left-color: var(--good); background: #E8F5EC; color: #0B5A2C; }
.guide-card__verdict--warn { border-left-color: var(--warn); background: #FBF3E6; color: #6B3F00; }
.guide-card__verdict--bad { border-left-color: var(--bad); background: #FBEDEB; color: #7A1A14; }
.guide-recipe { margin-top: 20px; padding: 6px 22px; display: grid; }
.guide-recipe__step { display: flex; gap: 14px; align-items: flex-start; padding: 14px 0; font-size: 14px; color: var(--text-2); border-top: 1px solid var(--border); }
.guide-recipe__step:first-child { border-top: 0; }
.guide-recipe__step strong { color: var(--text); }
.guide-recipe__step .step__n { margin: 2px 0 0; flex: none; }
.lcta__actions { display: flex; flex-direction: column; align-items: flex-end; gap: 10px; }
.lcta__links { display: flex; flex-wrap: wrap; gap: 4px 16px; font-size: 13px; }
.lcta__links a { color: rgba(255, 255, 255, 0.85); text-decoration: underline; text-underline-offset: 3px; }
.lcta__links a:hover { color: #fff; }
.legend__item { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-2); }
.legend__swatch { width: 14px; height: 10px; border-radius: 2px; }

/* --------------------------------------------------------------- sections */
.section { padding: 56px 0; }
.section--alt { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section__head { margin-bottom: 24px; }
.section__head h2 { font-size: 24px; font-weight: 600; letter-spacing: -0.02em; }
.section__sub { margin-top: 6px; color: var(--text-2); font-size: 14px; max-width: 820px; }

.grid { display: grid; gap: 20px; }
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.card { min-width: 0; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.card--table { margin-top: 20px; overflow: hidden; }

/* ------------------------------------------------------------------ charts */
.chart-card { margin: 0; padding: 18px 20px 12px; display: flex; flex-direction: column; min-width: 0; }
.chart-card__head { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 14px; }
.chart-card__title { font-size: 15px; font-weight: 600; }
.chart-card__sub { margin-top: 2px; font-size: 12.5px; color: var(--text-3); }
.chart-card__tools { margin-left: auto; flex: none; }
.chart-body { position: relative; min-width: 0; }
.chart-body svg { display: block; width: 100%; height: auto; overflow: visible; }

.grid-line { stroke: var(--grid); stroke-width: 1; shape-rendering: crispEdges; }
.axis-line { stroke: var(--axis); stroke-width: 1; shape-rendering: crispEdges; }
.tick-label { fill: var(--text-3); font-size: 11px; font-variant-numeric: tabular-nums; }
.row-label { fill: var(--text); font-size: 13px; font-weight: 500; }
.row-sub { fill: var(--text-3); font-size: 11px; }
.value-label { fill: var(--text-2); font-size: 12px; font-variant-numeric: tabular-nums; }
.value-label.muted { fill: var(--text-3); }
.marker-line { stroke-width: 1; opacity: 0.55; }
.marker-tick { opacity: 0.9; }
.bar { transition: filter 120ms ease; }
.bar-group { cursor: default; outline: none; }
.bar-group.is-hover .bar, .bar-group:focus-visible .bar { filter: brightness(1.12); }
.bar-group:focus-visible .hit { stroke: var(--intel-blue); stroke-width: 1.5; fill: rgba(0, 113, 197, 0.06); }
.hit { fill: transparent; }
.chip-rect { fill: var(--intel-blue-tint); }
.chip-text { fill: var(--intel-blue-hover); font-size: 11px; font-weight: 600; font-variant-numeric: tabular-nums; }
.chip--down .chip-rect { fill: #E8F5EC; }
.chip--down .chip-text { fill: var(--good); }
.chip--up .chip-rect { fill: #FBEDEB; }
.chip--up .chip-text { fill: var(--bad); }

/* ---------------------------------------------------------------- tooltip */
.tooltip {
  position: fixed; z-index: 50; pointer-events: none;
  min-width: 200px; max-width: 320px; padding: 10px 12px;
  background: #1B1F24; color: #fff; border-radius: var(--radius-sm);
  box-shadow: 0 8px 24px rgba(27, 31, 36, 0.24);
  font-size: 12.5px; line-height: 1.4;
}
.tooltip__title { font-weight: 600; margin-bottom: 6px; color: #fff; }
.tooltip__row { display: flex; align-items: center; gap: 8px; padding: 2px 0; }
.tooltip__key { width: 12px; height: 3px; border-radius: 2px; flex: none; }
.tooltip__value { font-weight: 600; font-variant-numeric: tabular-nums; min-width: 78px; }
.tooltip__label { color: rgba(255, 255, 255, 0.72); }

/* ----------------------------------------------------------------- tables */
.table-wrap { overflow-x: auto; }
table.data { width: 100%; border-collapse: collapse; font-size: 13px; }
table.data th, table.data td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); white-space: nowrap; }
table.data th { font-size: 11.5px; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; color: var(--text-3); background: var(--surface-2); }
table.data td.num, table.data th.num { text-align: right; font-variant-numeric: tabular-nums; }
table.data tbody tr:last-child td { border-bottom: 0; }
table.data tbody tr:hover td { background: var(--surface-2); }
table.data td.model { font-weight: 600; }
table.data tr.group th { border-bottom: 0; padding-bottom: 2px; color: var(--text-2); }
table.data tr.group + tr th { padding-top: 2px; }
table.data td.dim { color: var(--text-3); }
.series-key { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 8px; vertical-align: -1px; }
.chart-table { padding: 0; }
.chart-table table.data td, .chart-table table.data th { padding: 8px 10px; }
.chart-table table.data th:first-child, .chart-table table.data td:first-child { padding-left: 0; }
.pill { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11.5px; font-weight: 600; background: var(--intel-blue-tint); color: var(--intel-blue-hover); font-variant-numeric: tabular-nums; }
.pill--neutral { background: var(--surface-2); color: var(--text-2); }
.pill--good { background: #E8F5EC; color: var(--good); }
.pill--bad { background: #FBEDEB; color: var(--bad); }
.table-note { padding: 10px 14px; font-size: 12px; color: var(--text-3); border-top: 1px solid var(--border); background: var(--surface-2); }

/* --------------------------------------------------------------- accuracy */
.acc-card { padding: 18px 20px; }
.acc-card__title { font-size: 15px; font-weight: 600; }
.acc-card__meta { margin-top: 2px; font-size: 12.5px; color: var(--text-3); }
.acc-rows { margin-top: 14px; display: grid; gap: 8px; }
.acc-row { display: grid; grid-template-columns: 14px 1fr auto auto; align-items: center; gap: 10px; font-size: 13.5px; }
.acc-row__swatch { width: 12px; height: 12px; border-radius: 2px; }
.acc-row__label { color: var(--text-2); }
.acc-row__value { font-weight: 600; font-variant-numeric: tabular-nums; }
.acc-row__delta { font-size: 12px; color: var(--text-3); font-variant-numeric: tabular-nums; min-width: 68px; text-align: right; }
.acc-row__delta.is-bad { color: var(--bad); }
.acc-meters { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--border); display: grid; gap: 10px; }
.acc-meters__title { font-size: 12px; font-weight: 500; color: var(--text-2); }
.meter-row { display: grid; grid-template-columns: 110px 1fr 52px; align-items: center; gap: 10px; font-size: 12.5px; }
.meter-row__label { color: var(--text-2); }
.meter { height: 6px; border-radius: 3px; background: var(--intel-blue-tint-2); overflow: hidden; }
.meter__fill { height: 100%; border-radius: 3px; background: var(--intel-blue); }
.meter-row__value { text-align: right; font-weight: 600; font-variant-numeric: tabular-nums; }
.acc-foot { margin-top: 12px; font-size: 12px; color: var(--text-3); }

/* ---------------------------------------------------------- optimizations */
.opt-card { padding: 20px; display: flex; flex-direction: column; gap: 10px; }
.opt-card__step { width: 28px; height: 28px; border-radius: 50%; background: var(--intel-blue); color: #fff; font-size: 13px; font-weight: 600; display: grid; place-items: center; }
.opt-card__title { font-size: 15px; font-weight: 600; }
.opt-card__body { font-size: 13.5px; color: var(--text-2); }
.opt-card__tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; padding-top: 6px; }
.tag { display: inline-flex; align-items: center; gap: 6px; padding: 3px 9px; border-radius: 999px; background: var(--surface-2); border: 1px solid var(--border); font-size: 11.5px; color: var(--text-2); }
.tag__dot { width: 8px; height: 8px; border-radius: 2px; }

/* ----------------------------------------------------------------- footer */
.footer { padding: 48px 0 40px; background: var(--surface); border-top: 1px solid var(--border); }
.footer__grid { align-items: start; }
.footer__col h3 { font-size: 13px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-3); margin-bottom: 14px; }
.spec { display: grid; grid-template-columns: 150px 1fr; gap: 8px 16px; font-size: 13.5px; margin: 0; }
.spec dt { color: var(--text-3); }
.spec dd { margin: 0; color: var(--text); }
.spec dd strong { font-weight: 600; }
.badges { display: flex; flex-wrap: wrap; gap: 6px; }
.badge { display: inline-block; padding: 2px 8px; border-radius: 4px; font-size: 11.5px; font-weight: 600; background: var(--intel-blue-tint); color: var(--intel-blue-hover); }
.badge--off { background: transparent; border: 1px dashed var(--axis); color: var(--text-3); font-weight: 500; }
.method { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; font-size: 13.5px; color: var(--text-2); }
.method li strong { color: var(--text); font-weight: 600; }
.footer__software { margin-top: 32px; padding-top: 20px; border-top: 1px solid var(--border); display: flex; flex-wrap: wrap; gap: 8px 10px; align-items: center; }
.footer__software .label { font-size: 12px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-3); margin-right: 6px; }
.footer__legal { margin-top: 24px; font-size: 12px; color: var(--text-3); max-width: 900px; }

/* ------------------------------------------------------------------ empty */
.empty { padding: 64px 0; }
.empty__card { padding: 32px; max-width: 720px; }
.empty__card h2 { font-size: 20px; margin-bottom: 10px; }
.empty__card p { color: var(--text-2); margin: 10px 0; }

/* ------------------------------------------------------------- responsive */
@media (max-width: 1000px) {
  .topbar__nav { display: none; }
  .grid--3, .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
  :root { --gutter: 16px; }
  .topbar__inner { height: 80px; gap: 12px; }
  .topbar__social { padding-right: 6px; }
  .hero { padding: 36px 0 28px; }
  .grid--2, .grid--3, .grid--4 { grid-template-columns: minmax(0, 1fr); }
  .section { padding: 36px 0; }
  .controls { position: static; }
  .controls__inner { gap: 12px; }
  .field select { min-width: 0; width: 100%; }
  .cost-form { width: 100%; }
  .lcta__actions { align-items: flex-start; }
  .legend { margin-left: 0; }
  .spec { grid-template-columns: 1fr; gap: 2px 0; }
  .spec dt { margin-top: 8px; }
  .meter-row { grid-template-columns: 104px 1fr 48px; }
}
@media (max-width: 480px) {
  .kpis { grid-template-columns: minmax(0, 1fr); }
  .kpi__value { font-size: 26px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .bar { transition: none; }
}
@media print {
  .topbar, .controls, .tooltip, .skip-link { display: none !important; }
  .section, .hero, .footer { padding: 16px 0; }
  .card { box-shadow: none; break-inside: avoid; }
}

/* ----------------------------------------------------------------- system */
.section__head--row { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.live-badge { display: inline-flex; align-items: center; gap: 8px; padding: 4px 10px; border-radius: 999px; border: 1px solid var(--border); background: var(--surface); font-size: 12px; color: var(--text-2); white-space: nowrap; }
.live-badge__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--axis); }
.live-badge.is-live .live-badge__dot { background: var(--good); box-shadow: 0 0 0 3px rgba(11, 122, 59, 0.15); }
.sys-card { padding: 18px 20px; }
.sys-card__title { font-size: 12px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-3); margin-bottom: 10px; }
.sys-card__hero { font-size: 17px; font-weight: 600; letter-spacing: -0.01em; margin-bottom: 8px; }
.sys-kv { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 5px 14px; font-size: 13px; margin: 0; }
.sys-kv dt { color: var(--text-3); white-space: nowrap; }
.sys-kv dd { margin: 0; min-width: 0; color: var(--text); font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.sys-kv dd.mono { font-family: "SFMono-Regular", Consolas, Menlo, monospace; font-size: 12px; }
.grid--live { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 20px; }
.live-card { padding: 18px 20px; min-width: 0; }
.live-card__head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.live-card__title { font-size: 14px; font-weight: 600; }
.live-card__value { font-size: 22px; font-weight: 600; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.live-card__value small { font-size: 12px; font-weight: 500; color: var(--text-3); margin-left: 4px; }
.cores { display: grid; grid-template-columns: repeat(auto-fill, minmax(30px, 1fr)); gap: 5px; }
.core { display: flex; flex-direction: column; align-items: center; gap: 4px; font-size: 10.5px; color: var(--text-3); font-variant-numeric: tabular-nums; }
.core__track { width: 100%; height: 44px; border-radius: 4px; background: var(--intel-blue-tint); position: relative; overflow: hidden; }
.core__fill { position: absolute; left: 0; right: 0; bottom: 0; background: var(--intel-blue); border-radius: 4px 4px 0 0; transition: height 300ms ease; }
.core__fill.is-hot { background: var(--series-bf16); }
.spark { display: block; width: 100%; height: 56px; margin-top: 10px; }
.spark path.line { fill: none; stroke: var(--intel-blue); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.spark path.area { fill: var(--intel-blue); opacity: 0.1; }
.ram-bar { height: 10px; border-radius: 5px; background: var(--intel-blue-tint-2); overflow: hidden; margin: 8px 0 4px; }
.ram-bar__fill { height: 100%; background: var(--intel-blue); border-radius: 5px; transition: width 300ms ease; }
.live-note { font-size: 12px; color: var(--text-3); margin-top: 8px; }
.proc-list { margin: 10px 0 0; padding: 0; list-style: none; font-size: 12px; color: var(--text-2); display: grid; gap: 3px; font-variant-numeric: tabular-nums; }
.proc-list li { display: flex; justify-content: space-between; gap: 8px; }
.run-log { margin-top: 12px; height: 132px; overflow: auto; background: #1B1F24; color: #D7DCE2; font-family: "SFMono-Regular", Consolas, Menlo, monospace; font-size: 11px; line-height: 1.45; padding: 10px 12px; border-radius: var(--radius-sm); white-space: pre-wrap; word-break: break-word; }
.run-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.btn:disabled { opacity: 0.5; cursor: default; }

/* ---------------------------------------------------------------- kernels */
.kernel-card { padding: 18px 20px; margin-bottom: 20px; }
.kernel-card__head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.kernel-card__title { font-size: 15px; font-weight: 600; }
.kernel-card__meta { font-size: 12.5px; color: var(--text-3); }
.kernel-rows { display: grid; gap: 10px; }
.kernel-row { display: grid; grid-template-columns: 120px 1fr 150px; align-items: center; gap: 14px; font-size: 13px; }
.kernel-row__label { color: var(--text-2); font-weight: 500; }
.kernel-row__label small { display: block; color: var(--text-3); font-weight: 400; font-size: 11.5px; }
.stack { display: flex; height: 18px; border-radius: 4px; overflow: hidden; gap: 2px; background: var(--surface); }
.stack__seg { height: 100%; min-width: 2px; }
.kernel-row__total { text-align: right; font-variant-numeric: tabular-nums; color: var(--text-2); }
.kernel-row__total strong { color: var(--text); }
.kernel-legend { display: flex; flex-wrap: wrap; gap: 6px 16px; margin-top: 12px; font-size: 12px; color: var(--text-2); }
.kernel-legend__item { display: inline-flex; align-items: center; gap: 6px; font-family: "SFMono-Regular", Consolas, Menlo, monospace; font-size: 11.5px; }
.kernel-legend__swatch { width: 10px; height: 10px; border-radius: 2px; }
.kernel-table { margin-top: 14px; }
.kernel-details { margin-top: 14px; border-top: 1px solid var(--border); }
.kernel-details summary { list-style: none; cursor: pointer; padding: 10px 0 2px; font-size: 12.5px; font-weight: 600; color: var(--intel-blue); display: inline-flex; align-items: center; gap: 8px; }
.kernel-details summary::-webkit-details-marker { display: none; }
.kernel-details summary::before { content: ""; width: 6px; height: 6px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(-45deg); transition: transform 120ms ease; }
.kernel-details[open] summary::before { transform: rotate(45deg); }
.kernel-details summary:hover { color: var(--intel-blue-hover); }
.kernel-details .kernel-table { margin-top: 8px; }
.kernel-table table.data td, .kernel-table table.data th { padding: 7px 10px; font-size: 12.5px; }
.kernel-table td.mono { font-family: "SFMono-Regular", Consolas, Menlo, monospace; font-size: 11.5px; }
@media (max-width: 1000px) { .grid--live { grid-template-columns: 1fr 1fr; } }
@media (max-width: 760px) { .grid--live { grid-template-columns: 1fr; } .kernel-row { grid-template-columns: 1fr; gap: 6px; } .kernel-row__total { text-align: left; } }

/* ---------------------------------------------------------------- landing */
.btn--lg { padding: 11px 18px; font-size: 14px; }
.lhero {
  position: relative; overflow: hidden;
  background: var(--surface); border-bottom: 1px solid var(--border); padding: 72px 0 40px;
}
.lhero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(900px 420px at 88% -10%, var(--intel-blue-tint) 0%, rgba(233, 242, 250, 0) 70%),
    linear-gradient(180deg, #FBFCFD 0%, #FFFFFF 100%);
}
.lhero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0.55;
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,0.9), rgba(0,0,0,0) 75%);
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.9), rgba(0,0,0,0) 75%);
}
.lhero > .container { position: relative; z-index: 1; }
.lhero__grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(360px, 0.95fr); gap: 56px; align-items: center; }
.lhero__title { font-family: var(--font-display); font-size: clamp(32px, 4.2vw, 50px); font-weight: 600; line-height: 1.08; letter-spacing: -0.028em; max-width: 640px; }
.lhero__lede { margin-top: 20px; font-size: 16.5px; line-height: 1.6; color: var(--text-2); max-width: 600px; }
.lhero__cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 30px; }
.lhero__proof { list-style: none; margin: 26px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: 13px; color: var(--text-2); }
.lhero__proof li { display: inline-flex; align-items: center; gap: 7px; }
.lhero__proof li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--intel-blue); flex: none; }
.lhero__panel {
  margin: 0; padding: 22px 24px 20px; background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
  box-shadow: 0 1px 2px rgba(27, 31, 36, 0.05), 0 12px 32px -12px rgba(0, 60, 113, 0.22);
}
.lhero__panel-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.lhero__panel-label { font-size: 12.5px; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; color: var(--text-2); }
.lhero__panel-meta { font-size: 12px; color: var(--text-3); font-variant-numeric: tabular-nums; }
.lhero__headline { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-top: 10px; font-family: var(--font-display); }
.lhero__headline-value { font-size: 56px; font-weight: 600; line-height: 1; letter-spacing: -0.035em; color: var(--text); font-variant-numeric: tabular-nums; }
.lhero__headline-unit { font-size: 14px; font-weight: 500; color: var(--text-2); }
.lhero__legend { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 18px; font-size: 12px; color: var(--text-2); }
.lhero__legend-item { display: inline-flex; align-items: center; gap: 7px; }
.lhero__legend-item i { width: 12px; height: 12px; border-radius: 3px; display: inline-block; }
.lhero__chart { margin-top: 10px; }
.speed-chart { width: 100%; height: auto; display: block; overflow: visible; }
.speed-chart__label { font-size: 12.5px; font-weight: 500; fill: var(--text); }
.speed-chart__value { font-size: 12px; font-weight: 600; fill: var(--text); font-variant-numeric: tabular-nums; }
.speed-chart__axis { stroke: var(--axis); stroke-width: 1; shape-rendering: crispEdges; }
.speed-chart__mark rect { transition: opacity 120ms ease; }
.speed-chart:has(.speed-chart__mark:hover) .speed-chart__mark:not(:hover) rect { opacity: 0.45; }
.lhero__panel-foot { margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--border); font-size: 12px; line-height: 1.5; color: var(--text-3); }
.lhero__stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; margin-top: 48px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); overflow: hidden; }
.lstat { padding: 18px 22px; border-left: 1px solid var(--border); }
.lstat:first-child { border-left: 0; }
.lstat__label { font-size: 12px; color: var(--text-2); font-weight: 500; }
.lstat__value { margin-top: 6px; font-size: 30px; font-weight: 600; letter-spacing: -0.025em; line-height: 1.05; font-variant-numeric: tabular-nums; font-family: var(--font-display); }
.lstat__sub { margin-top: 5px; font-size: 12px; color: var(--text-3); }
.lstat__help { margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--border); font-size: 12.5px; line-height: 1.45; color: var(--text-2); }
.eyebrow--light { color: #9CC9EE; }
.cfg-card { padding: 22px; display: flex; flex-direction: column; gap: 10px; }
.card.cfg-card, .card.model-card, .card.metric-card { transition: border-color 140ms ease, box-shadow 140ms ease; }
.card.cfg-card:hover, .card.model-card:hover, .card.metric-card:hover { border-color: #C9D8E6; box-shadow: 0 6px 20px -10px rgba(0, 60, 113, 0.25); }
.cfg-card__swatch { width: 28px; height: 8px; border-radius: 4px; }
.cfg-card__title { font-size: 16px; font-weight: 600; }
.cfg-card__body { font-size: 13.5px; color: var(--text-2); }
.cfg-card__foot { margin-top: auto; padding-top: 8px; font-size: 12.5px; font-weight: 600; color: var(--intel-blue-hover); border-top: 1px solid var(--border); }
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 16px; counter-reset: step; }
.step { position: relative; padding: 20px 18px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
.step:not(:last-child)::after { content: ""; position: absolute; top: 32px; right: -17px; width: 16px; height: 2px; background: var(--axis); }
.step__n { display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: var(--intel-blue); color: #fff; font-size: 12px; font-weight: 600; margin-bottom: 12px; }
.step h3 { font-size: 14.5px; font-weight: 600; margin-bottom: 6px; }
.step p { font-size: 13px; color: var(--text-2); margin-bottom: 10px; }
.step code { font-size: 11.5px; color: var(--intel-blue-hover); background: var(--intel-blue-tint); padding: 2px 6px; border-radius: 4px; }
.model-card { padding: 20px; display: flex; flex-direction: column; gap: 8px; }
.model-card__domain { font-size: 11.5px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--intel-blue); }
.model-card__title { font-size: 20px; font-weight: 600; letter-spacing: -0.015em; }
.model-card__meta { font-size: 13px; color: var(--text-2); margin-bottom: 4px; }
.model-card__result { margin-top: auto; padding-top: 12px; border-top: 1px solid var(--border); display: flex; align-items: center; gap: 10px; flex-wrap: wrap; font-size: 12.5px; color: var(--text-2); }
.bw-rows { display: grid; gap: 10px; margin-top: 6px; }
.bw-row { display: grid; grid-template-columns: 52px 1fr; gap: 10px; align-items: center; font-size: 12.5px; }
.bw-row__label { color: var(--text-2); font-weight: 500; text-transform: capitalize; }
.bw-row__bars { display: grid; gap: 3px; }
.bw-bar { position: relative; height: 16px; background: var(--intel-blue-tint); border-radius: 3px; overflow: hidden; }
.bw-bar__fill { height: 100%; background: var(--intel-blue); border-radius: 3px; }
.bw-bar__fill--single { background: var(--series-fp32); }
.bw-bar__val { position: absolute; left: 8px; top: 0; line-height: 16px; font-size: 11px; color: var(--text); font-variant-numeric: tabular-nums; white-space: nowrap; }
.stack-card { padding: 22px; display: flex; flex-direction: column; gap: 8px; border-top: 3px solid var(--intel-blue); }
.stack-card__layer { font-size: 11.5px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--intel-blue); }
.stack-card__title { font-size: 18px; font-weight: 600; letter-spacing: -0.015em; }
.stack-card__body { font-size: 13.5px; color: var(--text-2); }
.stack-card__foot { margin-top: auto; padding-top: 10px; border-top: 1px solid var(--border); font-size: 12px; color: var(--text-3); }
.stack-note { margin-top: 18px; font-size: 13px; color: var(--text-2); max-width: 900px; }
.metric-card { padding: 18px 20px; }
.metric-card__title { font-size: 14.5px; font-weight: 600; margin-bottom: 6px; }
.metric-card__body { font-size: 13px; color: var(--text-2); }
.lcta__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; padding: 36px 40px; color: #fff; background: linear-gradient(115deg, #003C71 0%, #0071C5 100%); border-radius: 12px; }
.lcta h2 { font-size: 24px; font-weight: 600; letter-spacing: -0.02em; }
.lcta .section__sub { color: rgba(255, 255, 255, 0.78); }
.lcta .btn { background: #fff; color: var(--intel-blue-hover); }
.lcta .btn:hover { background: var(--intel-blue-tint); color: var(--intel-blue-hover); }
.footer--slim { padding: 28px 0; }
.footer--slim .footer__software { margin-top: 0; padding-top: 0; border-top: 0; }
.topbar__nav a[aria-current="page"] { color: var(--intel-blue); }
@media (max-width: 1000px) { .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); } .step:not(:last-child)::after { display: none; } .lhero__grid { grid-template-columns: 1fr; gap: 36px; } .lhero__stats { grid-template-columns: 1fr 1fr; } .lstat:nth-child(odd) { border-left: 0; } .lstat:nth-child(n+3) { border-top: 1px solid var(--border); } }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr; } .lhero { padding: 40px 0 32px; } .lhero__headline-value { font-size: 44px; } .lhero__panel { padding: 18px 16px; } .lcta__inner { padding: 28px 22px; } }
@media (max-width: 480px) { .lhero__stats { grid-template-columns: 1fr; } .lstat { border-left: 0; border-top: 1px solid var(--border); } .lstat:first-child { border-top: 0; } }