/* Agentic Federal — shared site stylesheet
   One design system across all pages. Edit here, not per-page. */

:root {
  --bg: #f4f6f8;
  --bg-soft: #ffffff;
  --band: #111820;
  --panel: #eef2f5;
  --panel-soft: #e5ebef;
  --ink: #151b22;
  --ink-muted: #53606c;
  --paper-ink: #151b22;
  --paper-muted: #53606c;
  --line: rgba(21, 27, 34, 0.12);
  --line-dark: rgba(21, 27, 34, 0.14);
  --teal: #149783;
  --amber: #a66a18;
  --red: #b95f58;
  --green: #668f4d;
  --steel: #65798a;
  --dark-ink: #f6f8fa;
  --dark-muted: #c5ced8;
  --dark-line: rgba(255, 255, 255, 0.13);
  --max: 1180px;
  --radius: 8px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.55;
  letter-spacing: 0;
}

body::selection { background: rgba(20, 151, 131, 0.24); }
a { color: inherit; text-decoration: none; }
p, h1, h2, h3 { margin: 0; }
p { color: inherit; }
img { max-width: 100%; }

.wrap { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }

/* ---------- Header / nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}

.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 800; }

.brand-mark {
  width: 34px;
  height: 34px;
  border: 1px solid var(--line-dark);
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: #ffffff;
  color: var(--teal);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--ink-muted);
  font-size: 0.95rem;
}

.nav-links a:hover { color: var(--ink); }
.nav-links a[aria-current="page"] { color: var(--ink); font-weight: 700; box-shadow: inset 0 -2px 0 var(--amber); }

.nav-cta {
  border: 1px solid rgba(166, 106, 24, 0.36);
  color: var(--ink);
  padding: 10px 14px;
  border-radius: 8px;
  background: rgba(166, 106, 24, 0.07);
}
.nav-cta:hover { background: rgba(166, 106, 24, 0.13); }

/* ---------- Hero (home) ---------- */
.hero {
  min-height: 78svh;
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: var(--dark-ink);
  background: #111820;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: var(--dark-line);
  pointer-events: none;
}

.hero-inner { position: relative; z-index: 2; padding: 74px 0 86px; }

.hero-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(460px, 1.1fr);
  gap: 48px;
  align-items: center;
}

.hero-proof { display: grid; gap: 16px; }

.hero-shot {
  margin: 0;
  border: 1px solid var(--dark-line);
  border-radius: 8px;
  overflow: hidden;
  background: #0b1015;
  box-shadow: 0 18px 54px rgba(0, 0, 0, 0.24);
}

.hero-shot:nth-child(2) { width: 82%; justify-self: end; }
.hero-shot img, .demo-shot { display: block; width: 100%; height: auto; }

.hero-shot figcaption {
  padding: 10px 12px;
  color: var(--dark-muted);
  font-size: 0.84rem;
  border-top: 1px solid var(--dark-line);
  background: rgba(255, 255, 255, 0.035);
}

/* ---------- Interior page hero (compact) ---------- */
.page-hero {
  background: #111820;
  color: var(--dark-ink);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 58px 0 50px;
}
.page-hero h1 { font-size: 3rem; line-height: 1.02; max-width: 880px; }
.page-hero .hero-lede { margin-top: 18px; max-width: 760px; color: var(--dark-muted); font-size: 1.12rem; }
.page-hero .eyebrow { margin-bottom: 14px; }
.page-hero .hero-actions { margin-top: 26px; }
.breadcrumb { color: var(--dark-muted); font-size: 0.86rem; margin-bottom: 16px; }
.breadcrumb a:hover { color: var(--dark-ink); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--teal);
  font-weight: 800;
  text-transform: uppercase;
  font-size: 0.78rem;
}
.eyebrow::before { content: ""; width: 30px; height: 2px; background: var(--amber); }

h1 { font-size: 4.35rem; line-height: 1; font-weight: 900; max-width: 700px; }
.hero-lede { margin-top: 24px; max-width: 660px; color: var(--dark-muted); font-size: 1.14rem; }
.hero-actions { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- Buttons ---------- */
.btn {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 18px;
  border-radius: 8px;
  border: 1px solid var(--line);
  font-weight: 800;
  overflow-wrap: anywhere;
}
.btn-primary { background: var(--ink); color: #ffffff; border-color: var(--ink); }
.btn-primary:hover { background: var(--teal); border-color: var(--teal); }
.btn-secondary { background: rgba(255, 255, 255, 0.72); color: var(--ink); }
.btn-secondary:hover { border-color: rgba(20, 151, 131, 0.32); background: #ffffff; }

.hero .btn-primary, .page-hero .btn-primary { background: #ffffff; color: #111820; border-color: #ffffff; }
.hero .btn-primary:hover, .page-hero .btn-primary:hover { background: #d9f4ef; border-color: #d9f4ef; }
.hero .btn-secondary, .page-hero .btn-secondary { color: var(--dark-ink); border-color: rgba(255, 255, 255, 0.2); background: rgba(255, 255, 255, 0.08); }
.hero .btn-secondary:hover, .page-hero .btn-secondary:hover { border-color: rgba(255, 255, 255, 0.42); background: rgba(255, 255, 255, 0.14); }

/* ---------- Signal row ---------- */
.signal-row { margin-top: 36px; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.signal { border-left: 2px solid var(--teal); padding: 8px 0 8px 13px; }
.signal b { display: block; color: inherit; font-size: 1.02rem; }
.signal span { display: block; color: var(--dark-muted); font-size: 0.88rem; }

/* ---------- Sections ---------- */
.section { padding: 84px 0; background: var(--bg); }
.section.tight { padding: 56px 0; }
.section.band { background: var(--band); color: var(--dark-ink); border-top: 1px solid rgba(255, 255, 255, 0.06); border-bottom: 1px solid rgba(255, 255, 255, 0.06); }
.section.paper { background: var(--panel); color: var(--paper-ink); }

.section-header { max-width: 820px; margin-bottom: 36px; }
.section-kicker { color: var(--amber); font-weight: 850; text-transform: uppercase; font-size: 0.78rem; margin-bottom: 12px; }
.paper .section-kicker { color: #a46119; }
h2 { font-size: 2.75rem; line-height: 1.05; font-weight: 900; max-width: 860px; }
h3 { font-weight: 850; }
.section-text { margin-top: 18px; color: var(--ink-muted); font-size: 1.08rem; max-width: 760px; }
.paper .section-text { color: var(--paper-muted); }

/* ---------- Split / callout ---------- */
.split { display: grid; grid-template-columns: minmax(0, 1.02fr) minmax(320px, 0.78fr); gap: 36px; align-items: start; }
.lead-copy { font-size: 1.16rem; color: var(--ink-muted); }
.lead-copy p + p { margin-top: 18px; }
.callout { border: 1px solid var(--line); border-radius: 8px; padding: 24px; background: #ffffff; }
.callout strong { color: var(--ink); }
.callout p { color: var(--ink-muted); margin-top: 12px; }

.stack-list { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 18px; }
.chip { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; padding: 7px 11px; color: var(--ink-muted); background: #ffffff; font-size: 0.9rem; }
.paper .chip { color: var(--paper-muted); border-color: var(--line-dark); background: rgba(20, 23, 26, 0.04); }
.band .chip { color: var(--dark-muted); border-color: var(--dark-line); background: rgba(255,255,255,0.05); }

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; border: 1px solid var(--line); background: var(--line); border-radius: 8px; overflow: hidden; }
.stat { padding: 22px; background: #ffffff; }
.stat b { display: block; color: var(--teal); font-size: 2rem; line-height: 1; }
.stat span { display: block; margin-top: 8px; color: var(--ink-muted); font-size: 0.92rem; }

/* ---------- Metric tiles (trading live numbers) ---------- */
.metric-tiles { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.metric { border: 1px solid var(--line-dark); border-radius: 8px; background: #ffffff; padding: 22px; border-top: 3px solid var(--steel); }
.metric .label { color: var(--ink-muted); font-size: 0.84rem; text-transform: uppercase; letter-spacing: 0.02em; font-weight: 700; }
.metric .value { display: block; margin-top: 10px; font-size: 2.1rem; line-height: 1; font-weight: 900; color: var(--ink); }
.metric .sub { display: block; margin-top: 8px; color: var(--ink-muted); font-size: 0.9rem; }
.metric.up { border-top-color: var(--green); }
.metric.up .value { color: var(--green); }
.metric.down { border-top-color: var(--red); }
.metric.down .value { color: var(--red); }
.band .metric { background: rgba(255,255,255,0.045); border-color: var(--dark-line); }
.band .metric .label, .band .metric .sub { color: var(--dark-muted); }
.band .metric .value { color: var(--dark-ink); }

/* ---------- Feature grid ---------- */
.feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.feature, .demo, .proof { border: 1px solid var(--line-dark); border-radius: 8px; padding: 24px; background: #ffffff; min-height: 100%; }
.paper .feature, .paper .demo, .paper .proof { background: #ffffff; border-color: var(--line-dark); }
.feature-tag { display: inline-flex; margin-bottom: 16px; color: var(--teal); font-size: 0.78rem; font-weight: 850; text-transform: uppercase; }
.paper .feature-tag { color: #99701f; }
.feature h3, .demo h3, .proof h3 { color: var(--ink); font-size: 1.28rem; line-height: 1.18; font-weight: 850; }
.paper .feature h3, .paper .demo h3, .paper .proof h3 { color: var(--paper-ink); }
.feature p, .demo p, .proof p { margin-top: 12px; color: var(--ink-muted); }
.paper .feature p, .paper .demo p, .paper .proof p { color: var(--paper-muted); }

.proof-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-top: 28px; }
.proof { border-top: 3px solid var(--amber); }
.proof:nth-child(2) { border-top-color: var(--teal); }
.proof:nth-child(3) { border-top-color: var(--red); }
.proof:nth-child(4) { border-top-color: var(--green); }

/* ---------- Flow ---------- */
.flow { border: 1px solid var(--line-dark); border-radius: 8px; overflow: hidden; background: #ffffff; }
.flow-row { display: grid; grid-template-columns: 150px minmax(0, 1fr); border-bottom: 1px solid var(--line-dark); }
.flow-row:last-child { border-bottom: 0; }
.flow-step { padding: 18px; color: var(--amber); font-weight: 850; border-right: 1px solid var(--line-dark); }
.flow-copy { padding: 18px; color: var(--ink-muted); }
.flow-copy strong { color: var(--ink); }

/* ---------- Case study ---------- */
.case-study { display: grid; grid-template-columns: minmax(0, 0.82fr) minmax(420px, 1.18fr); gap: 32px; align-items: center; }
.case-points { display: grid; gap: 12px; margin-top: 24px; }
.case-actions { margin-top: 26px; display: flex; flex-wrap: wrap; gap: 12px; }
.case-point { border-left: 2px solid var(--teal); padding: 2px 0 2px 13px; }
.case-point b { display: block; color: var(--ink); }
.case-point span { display: block; margin-top: 3px; color: var(--ink-muted); }
.case-visual { margin: 0; border: 1px solid var(--line-dark); border-radius: 8px; overflow: hidden; background: #ffffff; box-shadow: 0 20px 54px rgba(21, 27, 34, 0.13); }
.case-visual img { display: block; width: 100%; height: auto; }
.case-visual figcaption { padding: 10px 12px; color: var(--ink-muted); font-size: 0.86rem; border-top: 1px solid var(--line-dark); }

/* band recolors */
.band h2, .band .stat b, .band .proof h3, .band .flow-copy strong, .band .case-point b { color: var(--dark-ink); }
.band .section-text, .band .stat span, .band .proof p, .band .flow-copy, .band .case-point span, .band .case-visual figcaption { color: var(--dark-muted); }
.band .stats { border-color: var(--dark-line); background: var(--dark-line); }
.band .stat, .band .proof, .band .flow, .band .case-visual, .band .feature { background: rgba(255, 255, 255, 0.045); border-color: var(--dark-line); }
.band .feature h3 { color: var(--dark-ink); }
.band .feature p { color: var(--dark-muted); }
.band .flow-row, .band .flow-step, .band .case-visual figcaption { border-color: var(--dark-line); }

/* ---------- SVG diagrams (architecture + process flow) ---------- */
.diagram { margin: 6px 0 0; border: 1px solid var(--line-dark); border-radius: 10px; background: #ffffff; padding: 20px; overflow-x: auto; }
.band .diagram { background: #ffffff; border-color: var(--line-dark); }
.paper .diagram { background: #ffffff; }
.diagram svg { display: block; width: 100%; height: auto; min-width: 600px; }
.diagram-cap { margin-top: 12px; color: var(--ink-muted); font-size: 0.88rem; }
.band .diagram-cap { color: var(--dark-muted); }

/* ---------- Architecture layer stack ---------- */
.layer-stack { display: grid; gap: 10px; }
.layer { border: 1px solid var(--line-dark); border-radius: 8px; background: #ffffff; padding: 18px 20px; display: grid; grid-template-columns: 190px minmax(0,1fr); gap: 18px; align-items: center; }
.layer .layer-name { font-weight: 850; color: var(--ink); }
.layer .layer-name span { display: block; font-weight: 600; color: var(--ink-muted); font-size: 0.86rem; margin-top: 4px; }
.layer .layer-items { display: flex; flex-wrap: wrap; gap: 8px; }
.layer.accent-teal { border-left: 4px solid var(--teal); }
.layer.accent-amber { border-left: 4px solid var(--amber); }
.layer.accent-green { border-left: 4px solid var(--green); }
.layer.accent-steel { border-left: 4px solid var(--steel); }
.layer.accent-red { border-left: 4px solid var(--red); }

/* ---------- Applications grid (links to pages) ---------- */
.app-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 16px; }
.app-card { border: 1px solid var(--line-dark); border-radius: 8px; background: #ffffff; padding: 24px; display: flex; flex-direction: column; gap: 12px; transition: border-color .15s ease, transform .15s ease; }
.app-card:hover { border-color: rgba(20,151,131,.4); transform: translateY(-2px); }
.app-card .app-icon { font-size: 1.6rem; }
.app-card h3 { color: var(--ink); font-size: 1.2rem; }
.app-card p { color: var(--ink-muted); }
.app-card .app-more { margin-top: auto; color: #7c4b10; font-weight: 850; }
.app-status { align-self: flex-start; border: 1px solid var(--line-dark); border-radius: 999px; padding: 4px 9px; font-size: 0.74rem; color: var(--paper-muted); background: rgba(20,23,26,0.04); }

/* ---------- Demos ---------- */
.demo-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.demo { display: flex; flex-direction: column; gap: 14px; }
.demo-shot-wrap { border: 1px solid var(--line-dark); border-radius: 8px; overflow: hidden; background: #101419; aspect-ratio: 16 / 10; }
.demo-shot { height: 100%; object-fit: cover; object-position: top center; }
.demo-top { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.status { flex: 0 0 auto; border: 1px solid var(--line-dark); border-radius: 999px; padding: 5px 9px; font-size: 0.76rem; color: var(--paper-muted); background: rgba(20, 23, 26, 0.04); }
.demo-link { margin-top: auto; display: inline-flex; align-items: center; gap: 8px; color: #7c4b10; font-weight: 850; }
.demo-link:hover { color: #0f766e; }

/* ---------- Video ---------- */
.video-frame { border: 1px solid var(--line-dark); border-radius: 10px; overflow: hidden; background: #0b1015; box-shadow: 0 20px 54px rgba(21,27,34,.16); }
.video-frame video { display: block; width: 100%; height: auto; background: #0b1015; }
.video-cap { padding: 12px 14px; color: var(--ink-muted); font-size: 0.9rem; border-top: 1px solid var(--line-dark); }

/* ---------- Capability list ---------- */
.capability-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.capability { display: grid; grid-template-columns: 32px minmax(0, 1fr); gap: 12px; align-items: start; }
.capability i { width: 32px; height: 32px; display: grid; place-items: center; border-radius: 8px; color: #101419; background: var(--teal); font-style: normal; font-weight: 900; }
.capability:nth-child(2n) i { background: var(--amber); }
.capability:nth-child(3n) i { background: var(--green); }
.capability b { display: block; }
.capability span { display: block; margin-top: 3px; color: var(--ink-muted); }

/* ---------- Blog ---------- */
.post-list { display: grid; gap: 16px; }
.post { border: 1px solid var(--line-dark); border-radius: 8px; background: #ffffff; padding: 24px; display: grid; gap: 10px; }
.post:hover { border-color: rgba(20,151,131,.4); }
.post-meta { display: flex; gap: 12px; align-items: center; color: var(--ink-muted); font-size: 0.84rem; }
.tag { border: 1px solid var(--line); border-radius: 999px; padding: 3px 9px; font-size: 0.74rem; color: var(--teal); font-weight: 700; text-transform: uppercase; }
.post h3 { color: var(--ink); font-size: 1.4rem; }
.post p { color: var(--ink-muted); }
.post .read { color: #7c4b10; font-weight: 850; }

/* ---------- Article (blog post body) ---------- */
.article { max-width: 760px; margin: 0 auto; }
.article h2 { font-size: 1.9rem; margin-top: 40px; }
.article h3 { font-size: 1.3rem; margin-top: 28px; color: var(--ink); }
.article p { margin-top: 16px; color: var(--ink); font-size: 1.06rem; }
.article ul { margin-top: 16px; color: var(--ink); padding-left: 22px; }
.article li { margin-top: 8px; }
.article .lede { font-size: 1.2rem; color: var(--ink-muted); }
.article figure { margin: 28px 0; }
.article figure img { border: 1px solid var(--line-dark); border-radius: 8px; }
.article figcaption { color: var(--ink-muted); font-size: 0.88rem; margin-top: 8px; }

/* ---------- Tables (technical pages) ---------- */
.tbl-wrap { overflow-x: auto; border: 1px solid var(--line-dark); border-radius: 8px; }
table.tbl { border-collapse: collapse; width: 100%; font-size: 0.92rem; background: #ffffff; min-width: 560px; }
table.tbl th, table.tbl td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.tbl thead th { background: var(--panel); color: var(--ink); font-weight: 800; font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.02em; border-bottom: 1px solid var(--line-dark); }
table.tbl tbody tr:last-child td { border-bottom: 0; }
table.tbl tbody tr:nth-child(2n) td { background: rgba(20, 23, 26, 0.018); }
table.tbl td code, table.tbl th code { font-size: 0.86em; }
table.tbl td strong { color: var(--ink); }

/* ---------- Swarm board (sortable positions) ---------- */
.swarm-board { border: 1px solid var(--line-dark); border-radius: 10px; background: #fff; overflow: hidden; box-shadow: 0 14px 40px rgba(21,27,34,.08); }
.swarm-board .sb-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 8px 16px; padding: 14px 18px; border-bottom: 1px solid var(--line-dark); }
.swarm-board .sb-title { font-weight: 850; color: var(--ink); }
.swarm-board .sb-sub { color: var(--ink-muted); font-size: 0.9rem; }
.swarm-board .sb-scroll { max-height: 440px; overflow: auto; }
table.board { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
table.board th, table.board td { padding: 8px 16px; text-align: right; border-bottom: 1px solid var(--line); white-space: nowrap; }
table.board th:first-child, table.board td:first-child { text-align: left; }
table.board thead th { position: sticky; top: 0; z-index: 1; background: var(--panel); color: var(--ink); font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.02em; cursor: pointer; user-select: none; border-bottom: 1px solid var(--line-dark); }
table.board thead th:hover { color: var(--teal); }
table.board tbody tr:last-child td { border-bottom: 0; }
table.board tbody tr:hover td { background: rgba(20,151,131,.05); }
table.board td.sym { font-weight: 800; color: var(--ink); }
.swarm-board .g { color: #2f8f4e; font-weight: 700; }
.swarm-board .r { color: #c0473d; font-weight: 700; }

/* ---------- Notices ---------- */
.notice { border: 1px solid var(--line-dark); border-left: 4px solid var(--amber); border-radius: 8px; background: rgba(166,106,24,0.05); padding: 16px 18px; color: var(--ink-muted); font-size: 0.95rem; }
.notice strong { color: var(--ink); }

/* ---------- Contact / footer ---------- */
.contact-band { padding: 82px 0; color: var(--dark-ink); background: #111820; border-top: 1px solid rgba(255, 255, 255, 0.08); }
.contact-inner { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 26px; align-items: center; }
.contact-inner h2 { font-size: 2.45rem; }
.contact-inner p { margin-top: 14px; color: var(--dark-muted); max-width: 720px; }
.contact-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 12px; }
.contact-band .btn-primary { background: #ffffff; color: #111820; border-color: #ffffff; }
.contact-band .btn-secondary { color: var(--dark-ink); border-color: rgba(255, 255, 255, 0.22); background: rgba(255, 255, 255, 0.08); }
.contact-band .btn-secondary:hover { border-color: rgba(255, 255, 255, 0.42); background: rgba(255, 255, 255, 0.14); }

footer { border-top: 1px solid rgba(255, 255, 255, 0.08); padding: 26px 0; color: var(--dark-muted); background: #0b1015; }
.footer-row { display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap; }
.footer-nav { display: flex; gap: 16px; flex-wrap: wrap; }
.footer-nav a:hover { color: var(--dark-ink); }
.small-note { margin-top: 18px; color: var(--ink-muted); font-size: 0.88rem; }
.band .small-note { color: var(--dark-muted); }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .nav { align-items: center; padding: 14px 0; min-height: 0; flex-wrap: wrap; }
  .nav-links { gap: 14px; font-size: 0.9rem; flex-wrap: wrap; }
  h1 { font-size: 3.6rem; }
  .page-hero h1 { font-size: 2.5rem; }
  h2 { font-size: 2.25rem; }
  .signal-row, .stats, .proof-grid, .feature-grid, .demo-grid, .metric-tiles, .app-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split, .hero-layout, .case-study, .contact-inner { grid-template-columns: 1fr; }
  .contact-actions { justify-content: flex-start; }
  .hero-shot:nth-child(2) { width: 100%; }
  .layer { grid-template-columns: 1fr; gap: 10px; }
}

@media (max-width: 680px) {
  .wrap { width: min(var(--max), calc(100% - 28px)); }
  .hero { min-height: 86svh; }
  .hero-inner { padding: 58px 0 86px; }
  h1 { font-size: 3rem; }
  .page-hero h1 { font-size: 2.1rem; }
  h2 { font-size: 2rem; }
  .hero-lede, .section-text, .lead-copy { font-size: 1rem; }
  .signal-row, .stats, .proof-grid, .feature-grid, .demo-grid, .metric-tiles, .app-grid, .capability-list { grid-template-columns: 1fr; }
  .flow-row { grid-template-columns: 1fr; }
  .flow-step { border-right: 0; border-bottom: 1px solid var(--line); }
  .band .flow-step { border-bottom-color: var(--dark-line); }
  .btn { width: 100%; }
}