/* RefereAI MLX — shared landing styles
   Tokens from DESIGN.md. No CDN imports. System font fallbacks only. */

:root {
  color-scheme: light;

  /* Palette */
  --paper:       #f5f1ea;
  --paper-deep:  #ebe4d6;
  --paper-2:     #ece6da;
  --paper-3:     #e2dccd;
  --ink:         #0e0e10;
  --ink-soft:    #3a3a3d;
  --ink-2:       #3a3a40;
  --ink-3:       #6b6b73;
  --ink-line:    #2a2a2d;
  --line:        rgba(14,14,16,.10);
  --line-2:      rgba(14,14,16,.16);
  --clay:        #e0533c;
  --clay-2:      #b8412e;
  --good:        #216e3a;
  --warn:        #a35200;
  --code-bg:     #1a1a1f;
  --code-fg:     #e8e6df;

  /* Type stacks — system fallbacks only (no CDN). */
  --serif: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
  --sans:  system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
  --mono:  'JetBrains Mono', ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace;

  /* Spacing (8px grid) */
  --s-1: 4px;
  --s-2: 8px;
  --s-3: 16px;
  --s-4: 24px;
  --s-5: 32px;
  --s-6: 48px;
  --s-7: 64px;
  --s-8: 96px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--line-2);
  text-underline-offset: 3px;
  transition: color 120ms ease, text-decoration-color 120ms ease;
}
a:hover { text-decoration-color: var(--clay); color: var(--clay); }

h1, h2, h3, h4 {
  font-family: var(--sans);
  font-weight: 750;
  letter-spacing: -0.01em;
  line-height: 1.1;
  margin: 0;
}
h1 { font-size: clamp(40px, 7vw, 76px); letter-spacing: -0.025em; }
h2 { font-size: clamp(28px, 4vw, 40px); letter-spacing: -0.02em; }
h3 { font-size: clamp(20px, 2.4vw, 24px); }
h4 {
  font-size: 13px; font-family: var(--sans); font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-3);
}
p { margin: 0; }

code, pre, .mono { font-family: var(--mono); }
code {
  font-size: 0.9em;
  background: var(--paper-2);
  padding: 2px 5px;
  border-radius: 4px;
  border: 1px solid var(--line);
}

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 28px; }
.wrap-prose { max-width: 720px; margin: 0 auto; padding: 0 28px; }

/* ───── NAV ───── */
nav.top {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: saturate(120%);
}
nav.top .wrap {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 16px; padding-bottom: 16px;
}
.brand {
  font-family: var(--sans); font-weight: 800; font-size: 19px;
  letter-spacing: -0.01em;
  display: inline-flex; align-items: center; gap: 9px;
  text-decoration: none;
  color: var(--ink);
}
.brand:hover { color: var(--ink); }
.brand .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--clay);
  display: inline-block;
}
nav.top .links { display: flex; gap: 22px; font-size: 14px; align-items: center; }
nav.top .links a {
  text-decoration: none;
  color: var(--ink-2);
  padding: 4px 0;
  border-bottom: 2px solid transparent;
  transition: color 120ms ease, border-color 120ms ease;
}
nav.top .links a:hover { color: var(--clay); }
nav.top .links a.active {
  color: var(--ink);
  border-bottom-color: var(--clay);
}
nav.top .links a.cta {
  background: var(--ink);
  color: var(--paper);
  padding: 8px 14px;
  border-radius: 6px;
  border: 1px solid var(--ink);
}
nav.top .links a.cta:hover {
  background: var(--clay-2);
  border-color: var(--clay-2);
  color: var(--paper);
}
@media (max-width: 720px) {
  nav.top .links { gap: 14px; font-size: 13px; }
  nav.top .links a.cta { padding: 6px 10px; }
}
@media (max-width: 520px) {
  nav.top .links a:not(.cta):not(.brand-link) { display: none; }
}

/* ───── HERO ───── */
.hero { padding: 80px 0 64px; }
.hero .eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clay);
  margin-bottom: 22px;
}
.hero h1 { margin-bottom: 28px; }
.hero .lead {
  font-size: clamp(18px, 2vw, 22px);
  color: var(--ink-2);
  max-width: 720px;
  margin-bottom: 36px;
}
.hero .lead strong { color: var(--ink); font-weight: 600; }

/* ───── BUTTONS / CTAs ───── */
.ctas { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 20px;
  border-radius: 8px;
  font-family: var(--sans); font-size: 15px; font-weight: 500;
  text-decoration: none;
  border: 1px solid var(--ink);
  transition: transform 120ms ease, background 120ms ease, color 120ms ease;
}
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: var(--clay-2); border-color: var(--clay-2); color: var(--paper); }
.btn-ghost { background: transparent; color: var(--ink); }
.btn-ghost:hover { background: var(--paper-2); color: var(--ink); }

/* ───── SECTION SHELL ───── */
section { padding: 72px 0; border-top: 1px solid var(--line); scroll-margin-top: 92px; }
section .eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clay);
  margin-bottom: 14px;
}
section h2 { margin-bottom: 18px; max-width: 760px; }
section .sub { color: var(--ink-2); max-width: 720px; margin-bottom: 40px; }

/* ───── PAGE HEADER (non-/ pages) ───── */
.page-head { padding: 64px 0 40px; border-bottom: 1px solid var(--line); }
.page-head .eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clay);
  margin-bottom: 14px;
}
.page-head h1 {
  font-size: clamp(32px, 5vw, 56px);
  margin-bottom: 18px;
}
.page-head .lead {
  color: var(--ink-2);
  font-size: clamp(17px, 1.6vw, 20px);
  max-width: 720px;
}

/* ───── DEMO FRAME ───── */
.demo-frame {
  border: 1px solid var(--line-2);
  border-radius: 12px;
  background: #fff;
  aspect-ratio: 16 / 9;
  display: grid; place-items: center;
  color: var(--ink-3);
  font-family: var(--mono); font-size: 14px;
  overflow: hidden;
  position: relative;
}
.demo-frame video { width: 100%; height: 100%; object-fit: cover; display: block; }
.demo-frame .placeholder { text-align: center; padding: 24px; }
.demo-frame .placeholder .play {
  width: 64px; height: 64px; border-radius: 50%;
  background: var(--clay); color: #fff;
  display: grid; place-items: center;
  margin: 0 auto 16px;
  font-size: 22px;
}
.demo-caption {
  margin-top: 14px; font-family: var(--mono); font-size: 12px; color: var(--ink-3);
  text-align: center;
}
.demo-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.demo-card {
  background: #fff;
  border: 1px solid var(--line-2);
  border-radius: 12px;
  overflow: hidden;
}
.demo-card video {
  width: 100%;
  aspect-ratio: 16 / 9;
  display: block;
  background: #000;
}
.demo-card-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
}
.demo-card-head strong { font-size: 15px; }
.demo-card-head span {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
}
.demo-actions {
  display: flex;
  gap: 8px;
  padding: 12px 14px 14px;
  border-top: 1px solid var(--line);
}
.demo-actions a {
  text-decoration: none;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  padding: 6px 10px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-2);
  background: var(--paper);
}

/* ───── CARD GRID ───── */
.grid {
  display: grid; gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.card {
  background: var(--paper-deep);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 22px 22px 24px;
}
.card h3 {
  font-family: var(--sans); font-size: 16px; font-weight: 600;
  letter-spacing: 0; line-height: 1.3;
  margin-bottom: 8px;
}
.card p { font-size: 14.5px; color: var(--ink-2); line-height: 1.55; }
.card .icon {
  width: 28px; height: 28px;
  background: var(--paper); border: 1px solid var(--line-2);
  border-radius: 6px;
  margin-bottom: 14px;
  display: grid; place-items: center;
  font-family: var(--mono); font-size: 13px; color: var(--clay);
  font-weight: 600;
}

/* ───── COMPARISON TABLE ───── */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 10px; background: #fff; }
table {
  width: 100%; border-collapse: collapse;
  font-size: 14.5px;
}
th, td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
thead th {
  font-family: var(--sans); font-weight: 600;
  color: var(--ink-3); font-size: 12px; letter-spacing: 0.05em; text-transform: uppercase;
  background: var(--paper-deep);
}
tbody tr:last-child td { border-bottom: none; }
tr.ours td {
  background: rgba(224, 83, 60, 0.06);
  font-weight: 500;
  color: var(--ink);
}
tr.ours td:first-child { color: var(--clay); font-weight: 600; }
td a { color: var(--ink-2); }

/* ───── ARCHITECTURE PRE ───── */
.arch {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 28px;
  overflow-x: auto;
}
.arch pre {
  margin: 0;
  font-family: var(--mono);
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--ink);
  white-space: pre;
}

/* ───── NUMBERS ───── */
.numbers { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.stat {
  background: var(--paper-deep);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 24px;
}
.stat .num {
  font-family: var(--serif);
  font-size: clamp(34px, 4.5vw, 46px);
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 10px;
}
.stat .num .unit { font-size: 0.5em; color: var(--ink-3); font-weight: 500; margin-left: 4px; }
.stat .label { font-size: 13px; color: var(--ink-2); }

/* ───── SPORT CHIPS ───── */
.sports { display: flex; flex-wrap: wrap; gap: 10px; }
.sport {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px;
  background: #fff;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  font-size: 14.5px;
  font-weight: 500;
}
.sport.stretch { color: var(--ink-3); background: var(--paper-deep); }
.sport .pill {
  font-family: var(--mono);
  font-size: 10px;
  background: var(--clay); color: #fff;
  padding: 2px 6px; border-radius: 4px;
  text-transform: uppercase; letter-spacing: 0.05em;
}
.sport.stretch .pill { background: var(--ink-3); }

/* ───── PROOF STACK ───── */
.proof-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  margin-bottom: 24px;
}
.proof-block {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 22px;
  background: #fff;
}
.proof-block h3 {
  font-family: var(--sans);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0;
  margin-bottom: 8px;
}
.proof-block p {
  color: var(--ink-2);
  font-size: 14.5px;
  line-height: 1.55;
  margin-bottom: 16px;
}
.proof-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.proof-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 4px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  color: var(--ink-2);
  font-family: var(--mono);
  font-size: 11px;
}
.stack-table {
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
}
.stack-row {
  display: grid;
  grid-template-columns: 150px minmax(240px, 1.2fr) minmax(240px, 1fr);
  gap: 0;
  border-bottom: 1px solid var(--line);
}
.stack-row:last-child { border-bottom: none; }
.stack-row > div {
  padding: 14px 16px;
  font-size: 14px;
  color: var(--ink-2);
  border-right: 1px solid var(--line);
}
.stack-row > div:last-child { border-right: none; }
.stack-row > div:first-child {
  font-weight: 700;
  color: var(--ink);
}
.stack-row.head > div {
  background: var(--paper-deep);
  color: var(--ink-3);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ───── CODE BLOCK ───── */
pre.code {
  background: var(--code-bg);
  color: var(--code-fg);
  border-radius: 10px;
  padding: 22px 24px;
  font-family: var(--mono);
  font-size: 13.5px;
  line-height: 1.65;
  overflow-x: auto;
  margin: 0;
  border: 1px solid var(--ink-line);
}
pre.code .c { color: #8a8a92; }
pre.code .p { color: var(--clay); }

/* ───── BULLETS ───── */
ul.bullets {
  list-style: none; padding: 0; margin: 0;
  display: grid; gap: 16px;
}
ul.bullets li {
  padding-left: 26px;
  position: relative;
  color: var(--ink-2);
}
ul.bullets li::before {
  content: "";
  position: absolute;
  left: 0; top: 10px;
  width: 12px; height: 2px;
  background: var(--clay);
}
ul.bullets li strong { color: var(--ink); font-weight: 600; }

/* ───── DOC LIST (used on /docs) ───── */
.doc-list { display: grid; gap: 14px; }
.doc-link {
  display: block;
  padding: 22px 24px;
  background: var(--paper-deep);
  border: 1px solid var(--line);
  border-radius: 10px;
  text-decoration: none;
  color: var(--ink);
  transition: border-color 120ms ease, transform 120ms ease;
}
.doc-link:hover {
  border-color: var(--clay);
  color: var(--ink);
}
.doc-link .doc-title {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 4px;
  display: flex; align-items: center; gap: 10px;
}
.doc-link .doc-path {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--clay);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.doc-link .doc-desc {
  margin-top: 10px;
  color: var(--ink-2);
  font-size: 14.5px;
}

/* ───── PROSE (used on /about, /compare intros, /demo description) ───── */
.prose { color: var(--ink); }
.prose p { margin: 0 0 18px; max-width: 720px; }
.prose h2 { margin: 40px 0 14px; }
.prose h3 { margin: 28px 0 10px; font-family: var(--serif); font-size: 20px; }
.prose ul { padding-left: 22px; margin: 0 0 18px; }
.prose ul li { margin: 6px 0; color: var(--ink-2); }

/* ───── PRODUCT FLOW COMPONENTS ───── */
.split {
  display: grid;
  grid-template-columns: minmax(260px, .8fr) minmax(0, 1.2fr);
  gap: 48px;
  align-items: start;
}
.statement {
  font-size: 22px;
  line-height: 1.45;
  color: var(--ink-2);
  max-width: none;
}
.dense-grid,
.flow-grid,
.arch-grid {
  display: grid;
  gap: 12px;
}
.dense-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.flow-grid,
.arch-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.mini,
.flow-card,
.arch-step {
  background: #fff;
  border: 1px solid var(--line-2);
  border-radius: 8px;
  padding: 18px;
}
.mini {
  display: grid;
  gap: 5px;
  min-height: 112px;
}
.mini strong,
.stack-list strong,
.arch-step strong {
  font-size: 15px;
  color: var(--ink);
}
.mini span,
.stack-list span {
  font-size: 13px;
  color: var(--ink-3);
  line-height: 1.45;
}
.flow-card span {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  margin-bottom: 14px;
  border-radius: 999px;
  background: #dbe1ff;
  color: #003ea8;
  font-weight: 800;
  font-size: 12px;
}
.flow-card h3,
.arch-step strong {
  display: block;
  margin-bottom: 8px;
  font-size: 16px;
  font-weight: 800;
}
.flow-card p,
.arch-step p {
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.5;
}
.console-links {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
  margin-top: 18px;
  padding: 12px;
  border: 1px solid var(--line-2);
  border-radius: 8px;
  background: #fff;
}
.console-links a,
.console-links span {
  border: 1px solid var(--line-2);
  border-radius: 999px;
  padding: 7px 10px;
  font-size: 12px;
  text-decoration: none;
}
.console-links a {
  color: #003ea8;
  background: #eef3ff;
}
.console-links span {
  color: var(--ink-3);
  background: var(--paper);
}
.stack-list {
  display: grid;
  gap: 8px;
}
.stack-list div {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 18px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

/* ───── STILLS GRID (for /demo) ───── */
.stills {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.still {
  background: var(--paper-deep);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 16px;
}
.still .still-art {
  aspect-ratio: 4 / 3;
  background: var(--paper);
  border: 1px dashed var(--line-2);
  border-radius: 6px;
  display: grid; place-items: center;
  color: var(--ink-3);
  font-family: var(--mono);
  font-size: 12px;
  margin-bottom: 12px;
  overflow: hidden;
}
.still .still-art svg { width: 78%; height: 78%; }
.still .still-cap {
  font-size: 13.5px;
  color: var(--ink-2);
}
.still .still-cap strong { color: var(--ink); font-weight: 600; }

/* ───── CITE LIST ───── */
.cites {
  font-size: 13px;
  color: var(--ink-3);
  font-family: var(--mono);
  line-height: 1.7;
  border-top: 1px solid var(--line);
  padding-top: 18px;
  margin-top: 28px;
}
.cites a { color: var(--ink-2); }
.cites .src-label {
  color: var(--clay);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 11px;
  margin-right: 6px;
}

/* ───── FOOTER ───── */
footer {
  border-top: 1px solid var(--line);
  padding: 48px 0 64px;
  color: var(--ink-3);
  font-size: 14px;
}
footer .wrap {
  display: flex; flex-wrap: wrap;
  gap: 24px; justify-content: space-between; align-items: baseline;
}
footer .built { color: var(--ink-2); }
footer a { color: var(--ink-2); }

/* ───── Shared public-site shell ───── */
.site-page {
  --paper: #f7f9fb;
  --paper-deep: #eceef0;
  --paper-2: #f2f4f6;
  --paper-3: #e0e3e5;
  --ink: #191c1e;
  --ink-2: #45464d;
  --ink-3: #69707d;
  --line: #d8dce2;
  --line-2: #c6c6cd;
  --clay: #0051d5;
  --clay-2: #003ea8;
  background: var(--paper);
}
.site-page .wrap {
  max-width: 1440px;
  padding-left: 32px;
  padding-right: 32px;
}
.site-page .wrap-prose {
  max-width: 1000px;
  padding-left: 32px;
  padding-right: 32px;
}
.site-page nav.top {
  background: #fff;
  border-bottom-color: var(--line-2);
}
.site-page nav.top .wrap {
  padding-top: 18px;
  padding-bottom: 18px;
  gap: 24px;
}
.site-page .brand {
  font-size: 24px;
  font-weight: 850;
  letter-spacing: -0.02em;
  white-space: nowrap;
}
.site-page .brand .dot {
  background: #0051d5;
}
.site-page nav.top .links {
  gap: 22px;
  font-size: 15px;
  min-width: 0;
}
.site-page nav.top .links a {
  color: #334155;
}
.site-page nav.top .links a.active {
  border-bottom-color: #000;
}
.site-page nav.top .links a.cta {
  background: #000;
  border-color: #000;
  color: #fff;
  border-radius: 3px;
  padding: 10px 15px;
}
.site-page .page-head {
  background: #fff;
  border-bottom: 1px solid var(--line-2);
  padding: 64px 0 52px;
}
.site-page .page-head h1 {
  max-width: 1040px;
  font-size: clamp(40px, 5.6vw, 68px);
  font-weight: 850;
  letter-spacing: -0.03em;
}
.site-page .page-head .lead {
  max-width: 980px;
  font-size: clamp(18px, 1.8vw, 22px);
}
.demo-story-page .page-head .lead {
  max-width: 860px;
}
.demo-story-page .statement {
  font-size: clamp(18px, 2vw, 24px);
}
.demo-story-page .flow-grid,
.demo-story-page .arch-grid {
  margin-top: 24px;
}
.demo-story-page .flow-diagram {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 28px minmax(0, 1fr) 28px minmax(0, 1fr) 28px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  margin: 24px 0 18px;
}
.demo-story-page .flow-node {
  min-height: 112px;
  display: grid;
  gap: 7px;
  align-content: center;
  padding: 18px;
  background: #0b1220;
  color: #fff;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,.08);
}
.demo-story-page .flow-node span {
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: #dbe1ff;
  color: #003ea8;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 800;
}
.demo-story-page .flow-node strong {
  font-size: 17px;
  line-height: 1.15;
}
.demo-story-page .flow-node em {
  color: #b7c8e1;
  font-style: normal;
  font-size: 13px;
}
.demo-story-page .flow-arrow {
  text-align: center;
  color: #64748b;
  font-size: 24px;
  font-weight: 800;
}
.demo-story-page .demo-grid {
  margin-top: 8px;
}
.demo-story-page .demo-stack {
  grid-template-columns: 1fr;
  gap: 28px;
}
.demo-story-page .hero-demo-card video {
  aspect-ratio: 16 / 9;
  max-height: min(78vh, 820px);
  object-fit: contain;
}
.demo-story-page .hero-demo-card .demo-card-head {
  padding: 14px 18px;
}
.demo-story-page .hero-demo-card .demo-actions {
  padding: 14px 18px 16px;
}
.architecture-page .page-head .lead {
  max-width: 920px;
}
.venue-diagram {
  display: grid;
  grid-template-columns: minmax(180px, .85fr) 120px minmax(280px, 1.4fr) 120px minmax(180px, .9fr);
  gap: 16px;
  align-items: stretch;
}
.venue-cluster,
.mac-core {
  background: #fff;
  border: 1px solid var(--line-2);
  border-radius: 10px;
  padding: 16px;
}
.diagram-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 12px;
}
.device-card {
  display: grid;
  gap: 4px;
  padding: 14px;
  margin-bottom: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f7f9fb;
}
.device-card:last-child { margin-bottom: 0; }
.device-card strong,
.mac-shell strong,
.core-grid strong {
  font-size: 15px;
}
.device-card em,
.mac-shell em,
.core-grid span {
  color: var(--ink-3);
  font-style: normal;
  font-size: 13px;
  line-height: 1.35;
}
.phone-card {
  grid-template-columns: 18px minmax(0, 1fr);
  column-gap: 10px;
}
.phone-card span {
  grid-row: 1 / span 2;
  display: block;
  width: 16px;
  height: 28px;
  border: 2px solid #003ea8;
  border-radius: 5px;
  background: #dbe1ff;
}
.diagram-connector {
  align-self: center;
  display: grid;
  gap: 4px;
  justify-items: center;
  text-align: center;
  color: var(--ink-2);
}
.diagram-connector strong {
  font-size: 13px;
}
.diagram-connector span {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
}
.diagram-connector i {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  background: #0b1220;
  color: #fff;
  font-style: normal;
  font-weight: 900;
}
.mac-shell {
  padding: 18px;
  border-radius: 8px;
  background: #0b1220;
  color: #fff;
  display: grid;
  gap: 8px;
  margin-bottom: 12px;
}
.mac-shell em { color: #b7c8e1; }
.chip-row {
  display: flex;
  gap: 7px;
  flex-wrap: wrap;
  margin-top: 6px;
}
.chip-row span {
  font-family: var(--mono);
  font-size: 11px;
  color: #dbe1ff;
  border: 1px solid rgba(219,225,255,.25);
  border-radius: 999px;
  padding: 5px 8px;
}
.core-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.core-grid div {
  display: grid;
  gap: 4px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}
.site-page section {
  border-top-color: var(--line);
}
.site-page section.band {
  background: #fff;
}
.site-page section .sub,
.site-page .prose p {
  max-width: 980px;
}
.about-page .split {
  grid-template-columns: minmax(260px, .85fr) minmax(0, 1.15fr);
  gap: 56px;
}
.about-page .bio-block {
  font-size: 19px;
  line-height: 1.55;
}
.site-page .card,
.site-page .doc-link,
.site-page .still,
.site-page .stat,
.site-page .proof-block,
.site-page .table-wrap,
.site-page .arch,
.site-page pre.code {
  border-radius: 8px;
}
.site-page .card,
.site-page .doc-link,
.site-page .still,
.site-page .stat {
  background: #fff;
  border-color: var(--line);
}
.site-page .demo-frame {
  border-radius: 8px;
  border-color: var(--line-2);
  background: #050608;
}
.site-page .btn {
  border-radius: 3px;
}
.site-page footer {
  background: #fff;
  border-top-color: var(--line-2);
}
@media (max-width: 980px) {
  .site-page nav.top .links a:not(.cta) { display: none; }
  .site-page .brand { font-size: 22px; }
}

/* ───── RESPONSIVE ───── */
@media (max-width: 640px) {
  .wrap { padding: 0 20px; }
  .hero { padding: 56px 0 40px; }
  section { padding: 56px 0; }
  .page-head { padding: 48px 0 32px; }
  .stack-row {
    grid-template-columns: 1fr;
  }
  .stack-row > div {
    border-right: none;
    border-bottom: 1px solid var(--line);
  }
  .stack-row > div:last-child { border-bottom: none; }
  .stack-row.head { display: none; }
  .split,
  .dense-grid,
  .flow-grid,
  .arch-grid {
    grid-template-columns: 1fr;
  }
  .demo-story-page .flow-diagram {
    grid-template-columns: 1fr;
  }
  .demo-story-page .flow-arrow {
    transform: rotate(90deg);
  }
  .venue-diagram {
    grid-template-columns: 1fr;
  }
  .diagram-connector i {
    transform: rotate(90deg);
  }
  .core-grid {
    grid-template-columns: 1fr;
  }
  .stack-list div {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}

/* ───── Product-console homepage refresh ───── */
.home-page {
  --home-bg: #f7f9fb;
  --home-surface: #ffffff;
  --home-card: #eceef0;
  --home-muted: #515f74;
  --home-line: #c6c6cd;
  --home-blue: #0051d5;
  background: var(--home-bg);
}
.home-page .wrap {
  max-width: 1440px;
  padding-left: 32px;
  padding-right: 32px;
}
.home-page h1,
.home-page h2,
.home-page h3,
.home-page .brand {
  font-family: var(--sans);
}
.home-page nav.top {
  background: var(--home-surface);
  border-bottom-color: var(--home-line);
}
.home-page nav.top .wrap {
  padding-top: 18px;
  padding-bottom: 18px;
}
.home-page .brand {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.home-page .brand .dot {
  width: 11px;
  height: 11px;
  background: var(--home-blue);
}
.home-page nav.top .links {
  gap: 24px;
  font-size: 17px;
}
.home-page nav.top .links a {
  color: #334155;
}
.home-page nav.top .links a.cta {
  background: #000;
  border-color: #000;
  color: #fff;
  border-radius: 2px;
  padding: 11px 18px;
  font-weight: 700;
}
.home-page .hero {
  padding: 72px 0 64px;
  text-align: left;
  border-top: 0;
}
.home-page .compact-hero {
  padding: 64px 0 48px;
}
.home-page .hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) 420px;
  gap: 48px;
  align-items: center;
}
.home-page .hero .eyebrow,
.home-page section .eyebrow {
  color: #64748b;
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
}
.home-page .hero h1 {
  font-size: clamp(42px, 6vw, 72px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.08;
  margin-bottom: 24px;
}
.home-page .hero .lead {
  color: #45464d;
  max-width: 780px;
  font-size: 18px;
  line-height: 1.6;
}
.home-page .compact-hero .lead {
  max-width: 650px;
}
.home-page .home-demo-preview .hero-demo-card {
  margin-top: 28px;
}
.home-page .home-demo-preview .hero-demo-card video {
  aspect-ratio: 16 / 9;
  max-height: min(78vh, 820px);
  object-fit: contain;
}
.home-page .ctas {
  justify-content: flex-start;
  margin-top: 8px;
}
.home-page .btn {
  border-radius: 2px;
  padding: 13px 24px;
  font-size: 16px;
}
.home-page .btn-primary {
  background: #000;
  border-color: #000;
  color: #fff;
}
.home-page .btn-ghost {
  background: transparent;
  border-color: #76777d;
}
.home-page section {
  border-top: 1px solid var(--home-line);
  padding: 72px 0;
}
.home-page section .narrow-lead {
  max-width: 660px;
  color: #45464d;
}
.home-page section h2 {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.home-page section .sub {
  color: #45464d;
}
.home-page .grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}
.home-page .card {
  background: var(--home-card);
  border-color: rgba(0,0,0,.05);
  border-radius: 8px;
  padding: 24px;
}
.home-page .card .icon {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: #e5e2df;
  color: #515f74;
  border: 0;
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 800;
}
.home-page .card h3 {
  font-size: 18px;
  font-weight: 800;
}
.home-page .card p {
  color: #45464d;
  font-size: 14px;
}
.home-page .band {
  background: #fff;
}
.home-page .split {
  display: grid;
  grid-template-columns: minmax(260px, .8fr) minmax(0, 1.2fr);
  gap: 48px;
  align-items: start;
}
.home-page .statement {
  font-size: 22px;
  line-height: 1.45;
  color: #2f3540;
  max-width: none;
}
.home-page .lean-statement {
  font-size: 19px;
  line-height: 1.5;
}
.home-page .hero-panel {
  background: #0b1220;
  color: #fff;
  border-radius: 8px;
  padding: 18px;
  box-shadow: 0 18px 44px rgba(15, 23, 42, .16);
}
.home-page .panel-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: #b7c8e1;
  margin-bottom: 12px;
}
.home-page .pipeline {
  display: grid;
  gap: 8px;
}
.home-page .pipeline div {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 4px 12px;
  padding: 13px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 6px;
  background: rgba(255,255,255,.06);
}
.home-page .pipeline span {
  grid-row: span 2;
  font-family: var(--mono);
  color: #7fb0ff;
}
.home-page .pipeline strong {
  font-size: 15px;
}
.home-page .pipeline em {
  color: #b7c8e1;
  font-style: normal;
  font-size: 12px;
}
.home-page .dense-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.home-page .mini {
  display: grid;
  gap: 5px;
  min-height: 112px;
  padding: 16px;
  background: var(--home-bg);
  border: 1px solid var(--home-line);
  border-radius: 8px;
}
.home-page .mini strong,
.home-page .stack-list strong {
  font-size: 15px;
  color: #111827;
}
.home-page .mini span,
.home-page .stack-list span {
  font-size: 13px;
  color: #515f74;
  line-height: 1.45;
}
.home-page .flow-grid,
.home-page .arch-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}
.home-page .flow-diagram {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 28px minmax(0, 1fr) 28px minmax(0, 1fr) 28px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  margin: 24px 0 18px;
}
.home-page .flow-node {
  min-height: 112px;
  display: grid;
  gap: 7px;
  align-content: center;
  padding: 18px;
  background: #0b1220;
  color: #fff;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,.08);
}
.home-page .flow-node span {
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: #dbe1ff;
  color: #003ea8;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 800;
}
.home-page .flow-node strong {
  font-size: 17px;
  line-height: 1.15;
}
.home-page .flow-node em {
  color: #b7c8e1;
  font-style: normal;
  font-size: 13px;
}
.home-page .flow-arrow {
  text-align: center;
  color: #64748b;
  font-size: 24px;
  font-weight: 800;
}
.home-page .tight-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.home-page .flow-card,
.home-page .arch-step {
  background: #fff;
  border: 1px solid var(--home-line);
  border-radius: 8px;
  padding: 18px;
}
.home-page .flow-card span {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  margin-bottom: 14px;
  border-radius: 999px;
  background: #dbe1ff;
  color: #003ea8;
  font-weight: 800;
  font-size: 12px;
}
.home-page .flow-card h3,
.home-page .arch-step strong {
  display: block;
  margin-bottom: 8px;
  font-size: 16px;
  font-weight: 800;
}
.home-page .flow-card p,
.home-page .arch-step p {
  color: #45464d;
  font-size: 14px;
  line-height: 1.5;
}
.home-page .console-links {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
  margin-top: 18px;
  padding: 12px;
  border: 1px solid var(--home-line);
  border-radius: 8px;
  background: #fff;
}
.home-page .console-links a,
.home-page .console-links span {
  border: 1px solid var(--home-line);
  border-radius: 999px;
  padding: 7px 10px;
  font-size: 12px;
  text-decoration: none;
}
.home-page .console-links a {
  color: #003ea8;
  background: #eef3ff;
}
.home-page .console-links span {
  color: #69707d;
  background: #f7f9fb;
}
.home-page .stack-list {
  display: grid;
  gap: 8px;
}
.home-page .stack-list div {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 18px;
  padding: 13px 0;
  border-bottom: 1px solid var(--home-line);
}
.home-page .compact-list div {
  grid-template-columns: 190px minmax(0, 1fr);
}
.home-page footer {
  background: var(--home-surface);
  border-top-color: var(--home-line);
  padding: 64px 0;
}
.home-page footer .wrap {
  display: grid;
  grid-template-columns: 220px 1fr auto;
  gap: 24px;
  align-items: center;
}
.home-page .footer-brand {
  color: #000;
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.home-page .footer-links {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}
.home-page .footer-links a {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #334155;
  text-decoration: none;
}
@media (max-width: 980px) {
  .home-page nav.top .links a:not(.cta) { display: none; }
  .home-page .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .home-page .hero-grid,
  .home-page .split {
    grid-template-columns: 1fr;
  }
  .home-page .flow-grid,
  .home-page .arch-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .home-page footer .wrap { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .home-page .wrap { padding-left: 20px; padding-right: 20px; }
  .home-page .hero { padding: 72px 0 64px; }
  .home-page .grid { grid-template-columns: 1fr; }
  .home-page .dense-grid,
  .home-page .flow-grid,
  .home-page .arch-grid {
    grid-template-columns: 1fr;
  }
  .home-page .stack-list div {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .home-page .brand { font-size: 22px; }
}