/* ============================================================
   chipai — design tokens
   Palette drawn from the subject itself: cool silicon-wafer grey,
   graphite ink, oxide-interference teal, and copper interconnect.
   ============================================================ */
:root {
  --ink: #10131A;
  --ink-soft: #454B57;
  --paper: #F4F5F3;
  --paper-dim: #E9EBE7;
  --white: #FFFFFF;
  --teal: #0F6E6B;
  --teal-dark: #0A4F4D;
  --teal-tint: #E4EFEE;
  --copper: #B5652A;
  --copper-tint: #F3E5D8;
  --amber: #E2A63B;
  --line: #D7DAD4;
  --line-strong: #B9BDB5;

  --font-display: 'Space Grotesk', 'Arial Narrow', sans-serif;
  --font-body: 'IBM Plex Sans', -apple-system, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  --max-w: 1180px;
  --gutter: clamp(20px, 5vw, 64px);
}

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

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 19px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}

p { margin: 0 0 1em; color: var(--ink-soft); }

.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}
.eyebrow::before {
  content: '';
  width: 16px;
  height: 1px;
  background: var(--teal);
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 16px;
  letter-spacing: 0.03em;
  padding: 13px 24px;
  border-radius: 3px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.18s ease;
}
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: var(--teal-dark); }
.btn-ghost { border-color: var(--line-strong); color: var(--ink); }
.btn-ghost:hover { border-color: var(--ink); background: var(--white); }
.btn-copper { background: var(--copper); color: var(--white); }
.btn-copper:hover { background: #9a5522; }

/* ============================================================
   Header / nav — the underline is a "trace line" motif
   ============================================================ */
header.site {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(244,245,243,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px var(--gutter);
  max-width: var(--max-w);
  margin: 0 auto;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 38px;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.logo svg { display: block; }

nav.primary { display: flex; align-items: center; gap: 2px; }
nav.primary a {
  font-family: var(--font-mono);
  font-size: 16px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  padding: 8px 16px;
  position: relative;
  color: var(--ink-soft);
}
nav.primary a:hover { color: var(--ink); }
nav.primary a.active { color: var(--ink); }
nav.primary a.active::after {
  content: '';
  position: absolute;
  left: 16px; right: 16px; bottom: 2px;
  height: 2px;
  background: var(--copper);
}
.nav-cta { margin-left: 14px; }

.nav-toggle { display: none; }

@media (max-width: 860px) {
  nav.primary { display: none; position: fixed; top: 62px; left: 0; right: 0; bottom: 0;
    background: var(--paper); flex-direction: column; align-items: stretch; padding: 20px var(--gutter); gap: 4px;
    border-top: 1px solid var(--line); overflow-y: auto; }
  nav.primary.open { display: flex; }
  nav.primary a { padding: 14px 4px; border-bottom: 1px solid var(--line); font-size: 17px; }
  .nav-cta { margin-left: 0; margin-top: 10px; align-self: flex-start; }
  .nav-toggle {
    display: flex; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px;
  }
  .nav-toggle span { width: 22px; height: 2px; background: var(--ink); display: block; }
}

/* ============================================================
   Hero — dark circuit banner with rotating carousel + orbit diagram
   ============================================================ */
.hero {
  padding: clamp(48px, 8vw, 96px) 0;
  background: var(--ink);
  color: var(--paper);
  position: relative;
  overflow: hidden;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}
@media (max-width: 900px) { .hero-inner { grid-template-columns: 1fr; } }

.hero h1 {
  font-size: clamp(32px, 4.2vw, 48px);
  max-width: 16ch;
  color: var(--paper);
  margin: 0 0 22px;
}
.hero .slide h2 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.1;
  font-size: clamp(24px, 3vw, 32px);
  max-width: 16ch;
  color: var(--paper);
  margin: 0 0 10px;
}
.hero .slide .lede { font-size: 17px; max-width: 44ch; margin: 0 0 4px; color: #A9AFBB; line-height: 1.5; }
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }
.hero .btn-ghost { border-color: #454B57; color: var(--paper); }
.hero .btn-ghost:hover { border-color: var(--paper); background: rgba(255,255,255,0.06); }
.hero-caption { font-family: var(--font-mono); font-size: 15px; color: #8A93A6; letter-spacing: 0.02em; margin-top: 26px; }

/* ============================================================
   Section rhythm — layered double-rule dividers instead of
   plain hairlines, echoing metal-stack cross sections
   ============================================================ */
.section { padding: clamp(52px, 7vw, 88px) 0; }
.section-tight { padding: clamp(36px, 5vw, 56px) 0; }
.layer-rule {
  height: 6px;
  background: repeating-linear-gradient(90deg, var(--line) 0 40px, transparent 40px 44px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.section-head { max-width: 640px; margin-bottom: 44px; }
.section-head h2 { font-size: clamp(31px, 3.84vw, 46px); }
.section-alt { background: var(--white); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-dark { background: var(--ink); color: var(--paper); }
.section-dark p { color: #A9AFBB; }
.section-dark .eyebrow { color: var(--amber); }
.section-dark .eyebrow::before { background: var(--amber); }

/* ============================================================
   Service cards — tagged by flow stage, not numbered
   ============================================================ */
.flow-groups { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
@media (max-width: 820px) { .flow-groups { grid-template-columns: 1fr; } }

.flow-group {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow: hidden;
}
.flow-group-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 22px;
  border-bottom: 1px solid var(--line);
  background: var(--paper-dim);
}
.flow-group-head h3 { margin: 0; font-size: 22px; }
.flow-tag {
  font-family: var(--font-mono); font-size: 13px; letter-spacing: 0.08em;
  padding: 4px 9px; border-radius: 20px; text-transform: uppercase;
}
.flow-tag.fe { background: var(--teal-tint); color: var(--teal-dark); }
.flow-tag.be { background: var(--copper-tint); color: #7A4319; }

.svc-row {
  display: flex; gap: 16px; align-items: flex-start;
  padding: 20px 22px;
  border-bottom: 1px solid var(--line);
}
.svc-row:last-child { border-bottom: none; }
.svc-mark { font-family: var(--font-mono); font-size: 14px; color: var(--line-strong); padding-top: 3px; min-width: 34px; }
.svc-row h4 { font-size: 19px; margin-bottom: 4px; }
.svc-row p { margin: 0; font-size: 17px; }

/* ============================================================
   Capability / differentiator grid
   ============================================================ */
.cap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
@media (max-width: 760px) { .cap-grid { grid-template-columns: 1fr; } }
.cap-cell { background: var(--paper); padding: 30px 26px; }
.section-dark .cap-grid { background: #262B36; border-color: #262B36; }
.section-dark .cap-cell { background: var(--ink); }
.cap-cell h4 { font-size: 19px; margin-bottom: 8px; }
.cap-cell p { font-size: 17px; margin: 0; }
.cap-icon { width: 30px; height: 30px; margin-bottom: 16px; color: var(--teal); }
.section-dark .cap-icon { color: var(--amber); }

/* ---------- stats strip ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
@media (max-width: 700px) { .stats { grid-template-columns: 1fr 1fr; } }
.stat-cell { background: var(--white); padding: 30px 20px; text-align: left; }
.stat-num { font-family: var(--font-display); font-size: clamp(34px, 4.08vw, 48px); font-weight: 700; color: var(--copper); }
.stat-label { font-family: var(--font-mono); font-size: 14px; color: var(--ink-soft); letter-spacing: 0.02em; margin-top: 4px; }

/* ---------- CTA band ---------- */
.cta-band {
  background: var(--ink); color: var(--paper);
  padding: clamp(44px, 6vw, 72px) 0;
  text-align: center;
}
.cta-band h2 { font-size: clamp(29px, 3.6vw, 43px); max-width: 24ch; margin: 0 auto 10px; }
.cta-band p { color: #A9AFBB; max-width: 46ch; margin: 0 auto 28px; }
.cta-band .hero-ctas { justify-content: center; }
.cta-band .btn-ghost { border-color: #454B57; color: var(--paper); }
.cta-band .btn-ghost:hover { border-color: var(--paper); background: rgba(255,255,255,0.06); }

/* ============================================================
   Footer
   ============================================================ */
footer.site {
  background: var(--ink); color: #A9AFBB;
  padding: 52px 0 28px;
  border-top: 4px solid var(--teal);
}
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 40px; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-grid h5 { font-family: var(--font-mono); font-size: 14px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--paper); margin-bottom: 14px; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 9px; font-size: 17px; }
.footer-grid a:hover { color: var(--paper); }
.footer-logo { display: flex; align-items: center; gap: 12px; color: var(--paper); font-family: var(--font-display); font-weight: 700; font-size: 34px; letter-spacing: -0.02em; margin-bottom: 14px; }
.footer-bottom { border-top: 1px solid #262B36; padding-top: 22px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: 15px; font-family: var(--font-mono); color: #6B7280; }

/* ============================================================
   Hero orbit diagram — chip categories radiating from the die
   ============================================================ */
.fig-wrap { position: relative; z-index: 1; }
.fig-wrap svg { width: 100%; height: auto; display: block; }
.fig-wrap .grid-line { stroke: #262B36; stroke-width: 1; }
.fig-wrap .ring { fill: none; stroke: #3A4150; stroke-width: 2; stroke-dasharray: 5 13; transform-origin: 720px 600px; animation: spin 60s linear infinite; }
.fig-wrap .ring2 { fill: none; stroke: #262B36; stroke-width: 2; stroke-dasharray: 1 18; transform-origin: 720px 600px; animation: spin-rev 90s linear infinite; }
.fig-wrap .die-body { fill: var(--paper); }
.fig-wrap .die-core { fill: var(--ink); }
.fig-wrap .die-glow { filter: drop-shadow(0 0 44px rgba(15,110,107,0.55)); }
.fig-wrap .conn { stroke-width: 3; fill: none; stroke-dasharray: 10 10; animation: flow 2.8s linear infinite; opacity: 0.5; transition: opacity 0.5s ease, stroke-width 0.5s ease; }
.fig-wrap .conn.teal { stroke: var(--teal); }
.fig-wrap .conn.copper { stroke: var(--copper); }
.fig-wrap .conn.active { opacity: 1; stroke-width: 4.8; }
.fig-wrap .node-badge { fill: #1A1E27; stroke: #454B57; stroke-width: 3; transform-box: fill-box; transform-origin: center; transition: transform 0.5s cubic-bezier(.34,1.56,.64,1), stroke 0.5s ease, filter 0.5s ease; }
.fig-wrap .node.active .node-badge { transform: scale(1.16); filter: drop-shadow(0 0 24px rgba(181,101,42,0.5)); }
.fig-wrap .node.teal.active .node-badge { stroke: var(--teal); filter: drop-shadow(0 0 24px rgba(15,110,107,0.6)); }
.fig-wrap .node.copper.active .node-badge { stroke: var(--copper); filter: drop-shadow(0 0 24px rgba(181,101,42,0.6)); }
.fig-wrap .node-icon { stroke: #A9AFBB; stroke-width: 3.2; fill: none; stroke-linecap: round; stroke-linejoin: round; transition: stroke 0.4s ease; }
.fig-wrap .node.teal.active .node-icon { stroke: var(--teal); }
.fig-wrap .node.copper.active .node-icon { stroke: var(--copper); }
.fig-wrap .node-label { font-family: var(--font-mono); font-size: 60px; font-weight: 600; letter-spacing: 0.02em; fill: #6B7280; transition: fill 0.4s ease, font-weight 0.4s ease; }
.fig-wrap .node.active .node-label { fill: var(--paper); font-weight: 700; }
.fig-wrap .reveal-line { stroke-dasharray: 700; stroke-dashoffset: 700; animation: draw 1.6s ease forwards; }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes spin-rev { to { transform: rotate(-360deg); } }
@keyframes flow { to { stroke-dashoffset: -20; } }
@keyframes draw { to { stroke-dashoffset: 0; } }

/* ============================================================
   Service card grid (homepage + hub page)
   ============================================================ */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 860px) { .svc-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .svc-grid { grid-template-columns: 1fr; } }

.svc-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 24px 22px;
  display: flex;
  flex-direction: column;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.svc-card:hover { border-color: var(--line-strong); transform: translateY(-2px); }
.svc-card-icon {
  width: 42px; height: 42px; border-radius: 3px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
  background: var(--teal-tint); color: var(--teal-dark);
}
.svc-card.be .svc-card-icon { background: var(--copper-tint); color: #7A4319; }
.svc-card-icon svg { width: 22px; height: 22px; }
.svc-card .svc-tag { font-family: var(--font-mono); font-size: 13px; letter-spacing: 0.06em; color: var(--ink-soft); text-transform: uppercase; margin-bottom: 6px; }
.svc-card h3 { font-size: 20px; margin-bottom: 8px; }
.svc-card p { font-size: 17px; margin-bottom: 16px; flex-grow: 1; }
.svc-card .svc-link { font-family: var(--font-mono); font-size: 15px; color: var(--ink); display: inline-flex; align-items: center; gap: 6px; }
.svc-card .svc-link:hover { color: var(--teal); }

.group-label { font-family: var(--font-mono); font-size: 14px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-soft); margin: 40px 0 16px; display: flex; align-items: center; gap: 10px; }
.group-label:first-child { margin-top: 0; }
.group-label::after { content: ''; flex: 1; height: 1px; background: var(--line); }

/* ============================================================
   Service detail pages — offering cards, breadcrumb
   ============================================================ */
.breadcrumb { font-family: var(--font-mono); font-size: 14px; color: var(--ink-soft); margin-bottom: 18px; display: flex; align-items: center; gap: 8px; }
.breadcrumb a:hover { color: var(--ink); }

.intro-block { max-width: 68ch; margin: 0 0 44px; }
.intro-block p { font-size: 19px; }

.offer-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
@media (max-width: 760px) { .offer-grid { grid-template-columns: 1fr; } }
.offer-card { background: var(--white); border: 1px solid var(--line); border-radius: 4px; padding: 22px; }
.offer-card-icon {
  width: 36px; height: 36px; border-radius: 3px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px; background: var(--paper-dim); color: var(--teal-dark);
}
.offer-card-icon svg { width: 19px; height: 19px; }
.offer-card h4 { font-size: 19px; margin-bottom: 8px; }
.offer-card ul { margin: 0; padding-left: 18px; }
.offer-card li { font-size: 17px; color: var(--ink-soft); margin-bottom: 5px; }
.offer-card li:last-child { margin-bottom: 0; }

.related-strip { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 8px; }
.related-pill {
  font-family: var(--font-mono); font-size: 15px; padding: 8px 16px;
  border: 1px solid var(--line-strong); border-radius: 20px; color: var(--ink-soft);
}
.related-pill:hover { color: var(--ink); border-color: var(--ink); }
.related-pill.current { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* ============================================================
   Motion — hero circuit background, sweeping glow, scroll reveal
   ============================================================ */
.circuit-bg { position: absolute; inset: 0; z-index: 0; opacity: 0.5; }
.circuit-bg svg { width: 100%; height: 100%; }

.circuit-bg-bright { position: absolute; inset: 0; z-index: 0; opacity: 1; }
.circuit-bg-bright svg { width: 100%; height: 100%; }
.circuit-bg-bright {
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-image: linear-gradient(60deg, transparent 0%, transparent 47.5%, rgba(255,255,255,0.9) 49%, rgba(255,255,255,0.9) 51%, transparent 52.5%, transparent 100%);
  mask-image: linear-gradient(60deg, transparent 0%, transparent 47.5%, rgba(255,255,255,0.9) 49%, rgba(255,255,255,0.9) 51%, transparent 52.5%, transparent 100%);
  -webkit-mask-size: 200% 100%;
  mask-size: 200% 100%;
  -webkit-mask-position: 200% 0;
  mask-position: 200% 0;
  animation: sweep 11s linear infinite;
}
@keyframes sweep {
  0% { -webkit-mask-position: 200% 0; mask-position: 200% 0; }
  100% { -webkit-mask-position: -100% 0; mask-position: -100% 0; }
}
@media (prefers-reduced-motion: reduce) {
  .circuit-bg-bright { display: none; }
}

.hero-bg-glow { position: absolute; inset: 0; pointer-events: none; z-index: 0; overflow: hidden; }
.hero-bg-glow::before, .hero-bg-glow::after {
  content: ''; position: absolute; width: 520px; height: 520px; border-radius: 50%;
  filter: blur(120px); opacity: 0.28;
}
.hero-bg-glow::before { background: var(--teal); top: -160px; left: -140px; animation: drift1 20s ease-in-out infinite alternate; }
.hero-bg-glow::after { background: var(--copper); bottom: -180px; right: -120px; animation: drift2 24s ease-in-out infinite alternate; }
@keyframes drift1 { from { transform: translate(0,0); } to { transform: translate(70px, 50px); } }
@keyframes drift2 { from { transform: translate(0,0); } to { transform: translate(-60px, -40px); } }
.hero-inner { position: relative; z-index: 2; }

/* ---------- carousel text (synced with orbit spotlight) ---------- */
.slide-stack { position: relative; min-height: 210px; }
.slide { position: absolute; inset: 0; opacity: 0; transform: translateY(14px); transition: opacity 0.5s ease, transform 0.5s ease; pointer-events: none; }
.slide.active { opacity: 1; transform: none; pointer-events: auto; }

.dots { display: flex; gap: 8px; margin: 4px 0 26px; }
.dot { width: 24px; height: 3px; border-radius: 2px; background: #454B57; cursor: pointer; position: relative; overflow: hidden; border: none; padding: 0; }
.dot .fill { position: absolute; inset: 0; background: var(--copper); width: 0%; }

/* ---------- capability strip ---------- */
.cap-strip { background: var(--white); border-bottom: 1px solid var(--line); position: relative; z-index: 1; }
.cap-strip-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 18px 28px; padding: 20px 0; }
.cap-strip-item { display: flex; align-items: center; gap: 9px; font-family: var(--font-mono); font-size: 15px; letter-spacing: 0.02em; color: var(--ink-soft); white-space: nowrap; }
.cap-strip-item svg { width: 18px; height: 18px; color: var(--teal); flex-shrink: 0; }
@media (max-width: 760px) { .cap-strip-inner { justify-content: flex-start; gap: 14px 22px; } }

/* ---------- scroll reveal (directional variants) ---------- */
.reveal {
  opacity: 0;
  transition: opacity 0.75s cubic-bezier(.16,1,.3,1), transform 0.75s cubic-bezier(.16,1,.3,1);
}
.reveal, .reveal.reveal-up { transform: translateY(40px); }
.reveal.reveal-down { transform: translateY(-40px); }
.reveal.reveal-left { transform: translateX(-56px); }
.reveal.reveal-right { transform: translateX(56px); }
.reveal.reveal-center { transform: scale(0.88); }
.reveal.in-view { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}
.page-hero { padding: clamp(44px, 7vw, 76px) 0 44px; border-bottom: 1px solid var(--line); }
.page-hero h1 { font-size: clamp(36px, 4.8vw, 55px); max-width: 16ch; }
.page-hero p.lede { font-size: 20px; max-width: 56ch; }

/* ---------- generic content blocks ---------- */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
@media (max-width: 800px) { .two-col { grid-template-columns: 1fr; } }

.badge-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.badge {
  font-family: var(--font-mono); font-size: 14px; letter-spacing: 0.03em;
  border: 1px solid var(--line-strong); border-radius: 20px; padding: 5px 12px; color: var(--ink-soft);
}

/* ---------- process timeline (real sequence -> numbering justified) ---------- */
.flow-line { position: relative; padding-left: 0; }
.flow-step { display: grid; grid-template-columns: 64px 1fr; gap: 20px; padding: 26px 0; border-bottom: 1px solid var(--line); }
.flow-step:last-child { border-bottom: none; }
.flow-step .fnum { font-family: var(--font-mono); font-size: 16px; color: var(--copper); padding-top: 2px; }
.flow-step h4 { font-size: 20px; margin-bottom: 6px; }
.flow-step p { margin: 0; font-size: 17px; max-width: 60ch; }

/* ---------- values grid (about) ---------- */
.values-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
@media (max-width: 700px) { .values-grid { grid-template-columns: 1fr; } }
.value-card { padding: 24px; border: 1px solid var(--line); border-radius: 4px; background: var(--white); }
.value-card h4 { font-size: 19px; margin-bottom: 8px; }
.value-card p { font-size: 17px; margin: 0; }

/* ---------- contact page ---------- */
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 48px; }
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-card { border: 1px solid var(--line); border-radius: 4px; padding: 22px; background: var(--white); margin-bottom: 16px; }
.contact-card h4 { font-family: var(--font-mono); font-size: 14px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--teal); margin-bottom: 8px; }
.contact-card p { margin: 0; font-size: 18px; color: var(--ink); }

form.inquiry { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }
.field label {
  display: block; font-family: var(--font-mono); font-size: 14px; letter-spacing: 0.04em;
  text-transform: uppercase; color: var(--ink-soft); margin-bottom: 7px;
}
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--line-strong); border-radius: 3px;
  font-family: var(--font-body); font-size: 17px; background: var(--white); color: var(--ink);
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: 2px solid var(--teal); outline-offset: 1px; border-color: var(--teal);
}
.field textarea { resize: vertical; min-height: 120px; }
.form-note { font-size: 16px; color: var(--ink-soft); }
#form-success {
  display: none; background: var(--teal-tint); border: 1px solid var(--teal); color: var(--teal-dark);
  padding: 14px 16px; border-radius: 4px; font-size: 17px; margin-top: 8px;
}

/* ---------- utility ---------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

/* focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--teal); outline-offset: 2px;
}