/* ============================================================
   Reasoning Frameworks — HappyRobot-inspired design system
   Near-black + cream alternating sections · Fraunces display ·
   Geist Mono labels · brick-red accent
   ============================================================ */

/* ---------- Fonts (Google Fonts) ---------- */
@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,300;9..144,400;9..144,500;9..144,600&family=Geist:wght@300;400;500;600&family=Geist+Mono:wght@400;500&display=swap');

/* ---------- Design tokens ---------- */
:root {
  /* palette */
  --ink:      #0e0d0c;   /* warm near-black (HappyRobot) */
  --ink-2:    #16130f;   /* raised dark surface */
  --ink-3:    #221c16;   /* card / border on dark */
  --cream:    #f4efe4;   /* warm cream (HappyRobot ↔ RF blend) */
  --cream-2:  #eae3d3;
  --paper:    #f9f6ef;   /* lightest paper */
  --brick:        #b23a2e;   /* RF signature accent — use on CREAM + button fill (5.18 / 5.94 AA) */
  --brick-on-dark:#d7574a;   /* lifted brick for small text on DARK (4.95 on ink = AA) */
  --brick-2:      #a5342a;   /* button hover fill — white label 6.72 (was #c9503f = 4.47 fail) */
  --bronze:       #a9834e;   /* warm heritage secondary */
  --calm:         #3f6b6e;   /* calming teal — 'safe/steady' on CREAM (5.17 AA) */
  --calm-on-dark: #5b9498;   /* calming teal for DARK contexts (5.67 on ink = AA) */
  --sage:         #6f7b5f;   /* deprecated — role folded into --calm */

  /* semantic — default context is DARK */
  --bg:        var(--ink);
  --fg:        var(--cream);
  --muted:     #a49e91;
  --line:      rgba(244,239,228,.14);
  --line-soft: rgba(244,239,228,.08);
  --card:      #14110d;
  --accent:    var(--brick-on-dark);  /* DARK is the default context */
  --calm-c:    var(--calm-on-dark);

  /* type */
  --display: 'Fraunces', Georgia, 'Times New Roman', serif;
  --sans:    'Geist', ui-sans-serif, system-ui, -apple-system, sans-serif;
  --mono:    'Geist Mono', ui-monospace, 'SFMono-Regular', monospace;

  /* metrics */
  --maxw: 1240px;
  --gutter: clamp(20px, 5vw, 64px);
  --radius: 14px;
  --radius-lg: 22px;
  --ease: cubic-bezier(.22,.61,.36,1);
  --ease-out: cubic-bezier(.16,1,.3,1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  background: var(--ink);
  color: var(--cream);
  font-family: var(--sans);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.62;
  letter-spacing: .002em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg, canvas, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; background: none; border: 0; }
ul { list-style: none; padding: 0; }

::selection { background: var(--brick); color: #fff; }

/* Fine top grain — subtle atmosphere over the near-black */
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none; z-index: 1;
  opacity: .035;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  mix-blend-mode: overlay;
}

/* ============================================================
   Layout primitives
   ============================================================ */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }

.section { position: relative; padding-block: clamp(72px, 10vw, 150px); }
.section--tight { padding-block: clamp(56px, 7vw, 100px); }

/* Section theming — sections flip between dark & cream like HappyRobot */
.section--cream {
  background: var(--cream);
  color: var(--ink);
  --fg: var(--ink);
  --muted: #6b6154;
  --line: rgba(20,17,13,.14);
  --line-soft: rgba(20,17,13,.08);
  --card: #fffdf8;
  --accent: var(--brick);        /* on cream, true brick passes AA (5.18) */
  --calm-c: var(--calm);
}
.section--ink  { background: var(--ink);  color: var(--cream); }
.section--ink2 { background: var(--ink-2); color: var(--cream); }

/* ============================================================
   Typography
   ============================================================ */
.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex; align-items: center; gap: .6em;
}
.eyebrow::before {
  content: ""; width: 26px; height: 1px; background: currentColor; opacity: .6;
}
.eyebrow--plain::before { display: none; }

.display {
  font-family: var(--display);
  font-weight: 400;
  font-optical-sizing: auto;
  line-height: .98;
  letter-spacing: -.02em;
}
h1.display { font-size: clamp(2.9rem, 7vw, 5.6rem); }
h2.display { font-size: clamp(2.2rem, 4.6vw, 3.7rem); line-height: 1.02; }
h3.display { font-size: clamp(1.5rem, 2.6vw, 2.1rem); line-height: 1.08; }

.lead {
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  line-height: 1.5;
  color: var(--muted);
  max-width: 46ch;
}
.section--cream .lead { color: var(--muted); }

.section-head { max-width: 62ch; }
.section-head .lead { margin-top: 20px; }
.section-head h2 { margin-top: 16px; }

/* accent italic inside Fraunces headings */
/* big display accent words stay TRUE brick (large text: 3.27 passes AA-large, richer editorial red) */
.display em { font-style: italic; color: var(--brick); font-weight: 400; }
.section--cream .display em { color: var(--brick); }

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  --btn-bg: var(--brick); --btn-fg: #fff;
  position: relative; display: inline-flex; align-items: center; gap: .6em;
  font-family: var(--mono); font-size: 13px; font-weight: 500;
  letter-spacing: .04em;
  padding: 14px 22px; border-radius: 100px; white-space: nowrap;
  background: var(--btn-bg); color: var(--btn-fg);
  overflow: hidden; isolation: isolate;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
  will-change: transform;
}
.btn::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: var(--brick-2);
  transform: translateY(102%); transition: transform .4s var(--ease-out);
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 14px 30px -12px rgba(178,58,46,.6); }
.btn:hover::after { transform: translateY(0); }
.btn .arrow { transition: transform .35s var(--ease); }
.btn:hover .arrow { transform: translate(3px,-3px); }

.btn--ghost {
  --btn-bg: transparent; --btn-fg: var(--fg);
  border: 1px solid var(--line);
}
.btn--ghost::after { background: var(--fg); }
.btn--ghost:hover { --btn-fg: var(--bg); box-shadow: none; color: var(--bg); }
.section--cream .btn--ghost:hover { color: var(--cream); }
.btn--lg { padding: 17px 28px; font-size: 14px; }

/* plain text link with animated underline */
.tlink {
  font-family: var(--mono); font-size: 13px; letter-spacing: .03em;
  display: inline-flex; align-items: center; gap: .5em;
  padding-bottom: 3px; background-image: linear-gradient(var(--accent),var(--accent));
  background-size: 0% 1px; background-repeat: no-repeat; background-position: 0 100%;
  transition: background-size .4s var(--ease);
}
.tlink:hover { background-size: 100% 1px; }
.tlink .arrow { transition: transform .3s var(--ease); }
.tlink:hover .arrow { transform: translateX(3px); }

/* ============================================================
   Header / nav
   ============================================================ */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background .4s var(--ease), border-color .4s var(--ease), backdrop-filter .4s;
  border-bottom: 1px solid transparent;
}
.header__inner {
  max-width: var(--maxw); margin-inline: auto; padding: 16px var(--gutter);
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.header[data-scrolled="true"] {
  background: rgba(14,13,12,.72);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  border-bottom-color: var(--line-soft);
}
/* (header theming handled per-theme in theme-light.css) */

.brand { display: inline-flex; align-items: center; gap: 11px; }
.brand__mark { width: 26px; height: 26px; flex: none; }
.brand__mark path, .brand__mark polygon { transition: fill .4s var(--ease); }
.brand__name {
  font-family: var(--display); font-weight: 500; font-size: 19px; letter-spacing: -.01em;
  line-height: 1;
}
.brand__name b { font-weight: 500; }
.brand__name span { color: var(--accent); }

.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  font-family: var(--mono); font-size: 13px; letter-spacing: .01em;
  padding: 9px 13px; border-radius: 100px; color: var(--fg);
  position: relative; transition: color .25s var(--ease), background .25s;
  opacity: .82; white-space: nowrap;
}
.nav a:hover { opacity: 1; background: var(--line-soft); }
.nav a[aria-current="page"] { opacity: 1; color: var(--accent); }

.header__cta { display: flex; align-items: center; gap: 10px; }

.burger {
  display: none; width: 44px; height: 44px; border-radius: 12px;
  border: 1px solid var(--line); align-items: center; justify-content: center;
}
.burger span {
  display: block; width: 18px; height: 1.5px; background: currentColor;
  position: relative; transition: transform .3s var(--ease), opacity .2s;
}
.burger span::before, .burger span::after {
  content: ""; position: absolute; left: 0; width: 18px; height: 1.5px; background: currentColor;
  transition: transform .3s var(--ease);
}
.burger span::before { top: -6px; } .burger span::after { top: 6px; }
body[data-menu="true"] .burger span { background: transparent; }
body[data-menu="true"] .burger span::before { transform: translateY(6px) rotate(45deg); }
body[data-menu="true"] .burger span::after  { transform: translateY(-6px) rotate(-45deg); }

/* mobile menu overlay */
.mobile-menu {
  position: fixed; inset: 0; z-index: 90;
  background: var(--ink); color: var(--cream);
  padding: 96px var(--gutter) 40px;
  display: flex; flex-direction: column; gap: 6px;
  clip-path: inset(0 0 100% 0); visibility: hidden;
  transition: clip-path .55s var(--ease-out), visibility .55s var(--ease-out);
  overflow-y: auto;
}
body[data-menu="true"] .mobile-menu { clip-path: inset(0 0 0 0); visibility: visible; }
.mobile-menu a {
  font-family: var(--display); font-size: clamp(2rem,9vw,3rem); font-weight: 400;
  letter-spacing: -.02em; padding: 8px 0; border-bottom: 1px solid var(--line-soft);
  display: flex; justify-content: space-between; align-items: baseline;
  opacity: 0; transform: translateY(18px);
}
.mobile-menu a span { font-family: var(--mono); font-size: 12px; color: var(--muted); }
body[data-menu="true"] .mobile-menu a {
  animation: menuIn .5s var(--ease-out) forwards; animation-delay: calc(.08s * var(--i,0) + .15s);
}
@keyframes menuIn { to { opacity: 1; transform: none; } }
.mobile-menu__cta { margin-top: 28px; }

/* ============================================================
   Hero
   ============================================================ */
.hero {
  position: relative; min-height: 100svh; display: flex; align-items: flex-end;
  padding-bottom: clamp(48px, 8vh, 96px); padding-top: 140px;
  background: var(--ink); overflow: hidden; isolation: isolate;
}
.hero__canvas {
  position: absolute; inset: 0; z-index: 0; opacity: .9;
  width: 100%; height: 100%;   /* canvas is a replaced element — inset:0 alone leaves it 0×0 */
  mask-image: radial-gradient(120% 90% at 70% 40%, #000 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(120% 90% at 70% 40%, #000 40%, transparent 100%);
}
.hero::after { /* warm vignette + floor glow */
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(80% 50% at 50% 120%, rgba(178,58,46,.16), transparent 70%),
    linear-gradient(180deg, rgba(14,13,12,.5) 0%, transparent 30%, rgba(14,13,12,.86) 100%);
}
.hero__inner { position: relative; z-index: 2; width: 100%; }
.hero__grid { display: grid; grid-template-columns: 1fr; gap: 40px; }
.hero h1 { margin-top: 22px; max-width: 15ch; }
.hero .lead { margin-top: 26px; font-size: clamp(1.1rem,1.7vw,1.4rem); max-width: 52ch; }
.hero__actions { margin-top: 36px; display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.hero__scroll {
  position: absolute; bottom: 26px; right: var(--gutter); z-index: 3;
  font-family: var(--mono); font-size: 11px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--muted); display: flex; align-items: center; gap: 10px; writing-mode: vertical-rl;
}
.hero__scroll::after { content:""; width:1px; height:44px; background: linear-gradient(var(--accent),transparent); animation: scrollpulse 2.2s var(--ease) infinite; }
@keyframes scrollpulse { 0%,100%{opacity:.3; transform:scaleY(.6)} 50%{opacity:1; transform:scaleY(1)} }

.hero__tag {
  font-family: var(--mono); font-size: 12.5px; letter-spacing: .05em; line-height: 1.6;
  color: var(--muted); max-width: 40ch; border-left: 2px solid var(--accent);
  padding-left: 16px;
}
.hero__tag b { color: var(--cream); font-weight: 400; }

/* ============================================================
   Logo marquee (trust bar)
   ============================================================ */
.marquee { overflow: hidden; padding-block: 30px; -webkit-mask-image: linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent); mask-image: linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent); }
.marquee__track { display: flex; width: max-content; gap: 64px; animation: slide 40s linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__item {
  font-family: var(--display); font-size: 1.5rem; font-weight: 500; letter-spacing: -.01em;
  white-space: nowrap; opacity: .55; display: inline-flex; align-items: center; gap: 12px;
  transition: opacity .3s;
}
.marquee__item::before { content:"◇"; font-size: .7em; color: var(--accent); opacity:.8; }
.marquee__item:hover { opacity: 1; }
@keyframes slide { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce){ .marquee__track, .hero__scroll::after{ animation: none; } }

/* ============================================================
   Generic grids & cards
   ============================================================ */
.grid { display: grid; gap: clamp(16px, 2vw, 26px); }
.grid--2 { grid-template-columns: repeat(2,1fr); }
.grid--3 { grid-template-columns: repeat(3,1fr); }
.grid--4 { grid-template-columns: repeat(4,1fr); }

.card {
  position: relative; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 30px; background: var(--card);
  transition: transform .5s var(--ease), border-color .4s, background .4s;
  overflow: hidden;
}
.card:hover { transform: translateY(-4px); border-color: rgba(178,58,46,.5); }
.card__num {
  font-family: var(--mono); font-size: 12px; letter-spacing: .12em; color: var(--accent);
}
.card h3 { margin-top: 18px; }
.card h3.display { font-size: clamp(1.35rem,2vw,1.7rem); }
.card p { margin-top: 12px; color: var(--muted); font-size: .97rem; }
.card__ghost {
  position: absolute; right: 14px; bottom: -18px; font-family: var(--display);
  font-size: 8rem; line-height: 1; font-weight: 500; color: var(--fg); opacity: .05;
  pointer-events: none; user-select: none;
}
.card .tlink { margin-top: 20px; }

/* feature list rows (platform capabilities) */
.feature {
  display: grid; grid-template-columns: 56px 1fr; gap: 24px; align-items: start;
  padding: 34px 0; border-top: 1px solid var(--line);
}
.feature__ix { font-family: var(--mono); font-size: 13px; color: var(--accent); padding-top: 6px; }
.feature h3 { font-size: clamp(1.3rem,2.4vw,1.9rem); }
.feature p { margin-top: 12px; color: var(--muted); max-width: 60ch; }

/* stat blocks */
.stats { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
.stat__n { font-family: var(--display); font-size: clamp(2.4rem,4.5vw,3.6rem); line-height: 1; letter-spacing: -.02em; }
.stat__n span { color: var(--brick); }
.stat__l { font-family: var(--mono); font-size: 12px; letter-spacing: .04em; color: var(--muted); margin-top: 12px; text-transform: uppercase; }

/* ============================================================
   Case-study / work cards (dark imagery blocks)
   ============================================================ */
.cases { display: grid; grid-template-columns: repeat(2,1fr); gap: clamp(16px,2vw,26px); }
.case {
  position: relative; border-radius: var(--radius-lg); overflow: hidden; min-height: 380px;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 32px; color: var(--cream); isolation: isolate;
  border: 1px solid var(--line); background: #17110d;   /* fallback dark ground if a photo is slow/missing */
}
.bleed { background: #17110d; }   /* same fallback for full-bleed bands */
.case__bg { position: absolute; inset: 0; z-index: -2; }
.case::after {
  content:""; position:absolute; inset:0; z-index:-1;
  background: linear-gradient(180deg, rgba(14,13,12,.22) 0%, rgba(14,13,12,.5) 42%, rgba(14,13,12,.85) 78%, rgba(14,13,12,.96) 100%);
}
.case:hover .case__bg { transform: scale(1.05); }
.case__bg { transition: transform .8s var(--ease); }
.case__tag { font-family: var(--mono); font-size: 12px; letter-spacing: .06em; color: var(--cream); opacity: .9; }
.case__tag, .case h3, .case__metric b, .case__metric span { text-shadow: 0 1px 3px rgba(0,0,0,.5); }
/* whole-card stretched link (routes a self-identified visitor deeper) */
.case__link { position: absolute; inset: 0; z-index: 3; border-radius: inherit; }
.case__link:focus-visible { outline: 2px solid var(--accent); outline-offset: -3px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.case h3 { margin-top: 14px; font-size: clamp(1.4rem,2.2vw,1.9rem); max-width: 20ch; }
.case__metric { margin-top: 18px; display: flex; align-items: baseline; gap: 10px; }
.case__metric b { font-family: var(--display); font-size: 2.4rem; line-height: 1; color: var(--cream); font-weight: 500; }
.case__metric span { font-family: var(--mono); font-size: 12px; color: var(--cream); opacity: .8; max-width: 22ch; }

/* full-bleed human-moment band (real photography) */
.bleed { position: relative; min-height: 62vh; display: flex; align-items: flex-end; overflow: hidden; isolation: isolate; color: var(--cream); }
.bleed__img { position: absolute; inset: 0; z-index: -2; background-size: cover; background-position: center; transform: scale(1.02); }
.bleed::after { content:""; position:absolute; inset:0; z-index:-1;
  background: linear-gradient(180deg, rgba(14,13,12,.28) 0%, rgba(14,13,12,.42) 45%, rgba(14,13,12,.9) 100%); }
.bleed__inner { padding: clamp(40px,7vw,90px) var(--gutter); max-width: var(--maxw); margin-inline: auto; width: 100%; }
.bleed .eyebrow { color: var(--brick-on-dark); }
.bleed h2 { max-width: 20ch; margin-top: 14px; }
.bleed p.lead { color: #cfc8ba; margin-top: 16px; }
/* inset portrait/scene image (e.g. About “our purpose”) */
.figure { position: relative; border-radius: var(--radius-lg); overflow: hidden; min-height: 340px; background: var(--card) center/cover; border: 1px solid var(--line); }
.figure--tall { min-height: 440px; }

/* decorative gradient "photography" backdrops */
.bg-mesh-1 { background:
  radial-gradient(60% 80% at 20% 10%, #3a2018 0%, transparent 60%),
  radial-gradient(70% 90% at 90% 30%, #5a2a20 0%, transparent 55%),
  radial-gradient(90% 90% at 60% 100%, #241812 0%, transparent 60%), #17110d; }
.bg-mesh-2 { background:
  radial-gradient(60% 80% at 80% 10%, #24302a 0%, transparent 60%),
  radial-gradient(70% 90% at 10% 40%, #2e3a2c 0%, transparent 55%),
  radial-gradient(90% 90% at 50% 100%, #14140f 0%, transparent 60%), #12140f; }
.bg-mesh-3 { background:
  radial-gradient(60% 80% at 30% 10%, #3a3320 0%, transparent 60%),
  radial-gradient(70% 90% at 90% 50%, #4a3a20 0%, transparent 55%),
  radial-gradient(90% 90% at 50% 100%, #1a160e 0%, transparent 60%), #16130d; }
.bg-mesh-4 { background:
  radial-gradient(60% 80% at 20% 20%, #2a2436 0%, transparent 60%),
  radial-gradient(70% 90% at 90% 30%, #382a44 0%, transparent 55%),
  radial-gradient(90% 90% at 60% 100%, #16121c 0%, transparent 60%), #131019; }
/* subtle node texture over meshes */
.bg-nodes { background-image: radial-gradient(rgba(244,239,228,.5) 1px, transparent 1.4px); background-size: 26px 26px; opacity: .12; }

/* ============================================================
   Philosophy / value columns
   ============================================================ */
.values { display: grid; grid-template-columns: repeat(3,1fr); gap: clamp(20px,3vw,44px); }
.value { padding-top: 26px; border-top: 2px solid var(--accent); }
.value h3 { font-size: clamp(1.4rem,2.2vw,1.9rem); }
.value p { margin-top: 14px; color: var(--muted); }

/* pull statement (marker-sweep) */
.statement { max-width: 22ch; }
.statement .display { font-size: clamp(2rem,5vw,4rem); }
.mark { background: linear-gradient(var(--brick),var(--brick)) no-repeat; background-size: 100% .18em; background-position: 0 78%; color: inherit; padding: 0 .04em; }

/* ============================================================
   Framework steps (Clarify → Map → Build → Adopt)
   ============================================================ */
.steps { display: grid; gap: 0; }
.step {
  display: grid; grid-template-columns: minmax(0,.9fr) minmax(0,1.1fr); gap: 40px;
  padding: 42px 0; border-top: 1px solid var(--line); align-items: start;
}
.step__k { font-family: var(--mono); font-size: 13px; color: var(--accent); letter-spacing: .06em; }
.step h3 { font-family: var(--display); font-size: clamp(1.8rem,3.4vw,2.8rem); line-height: 1; margin-top: 10px; }
.step__body p { color: var(--muted); }
.step__body ul { margin-top: 16px; display: grid; gap: 10px; }
.step__body li { position: relative; padding-left: 22px; color: var(--fg); font-size: .97rem; }
.step__body li::before { content:"→"; position:absolute; left:0; color: var(--accent); font-family: var(--mono); }

/* ============================================================
   CTA band + footer
   ============================================================ */
.cta-band {
  background: var(--cream); color: var(--ink);
  --fg: var(--ink); --muted:#6b6154; --line: rgba(20,17,13,.14);
  --accent: var(--brick); --calm-c: var(--calm);
  text-align: center; padding-block: clamp(72px,11vw,150px); position: relative; overflow: hidden;
}
.cta-band::before {
  content:""; position:absolute; inset:0; opacity:.5;
  background: radial-gradient(60% 60% at 50% 120%, rgba(178,58,46,.16), transparent 70%);
}
.cta-band .wrap { position: relative; }
.cta-band h2 { max-width: 18ch; margin-inline: auto; }
.cta-band .lead { margin: 22px auto 0; }
.cta-band__actions { margin-top: 36px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

.footer { background: var(--ink); color: var(--cream); padding-top: clamp(60px,8vw,96px); border-top: 1px solid var(--line); }
.footer__top { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 40px; padding-bottom: 56px; }
.footer__brand .brand { margin-bottom: 20px; }
.footer__brand p { color: var(--muted); max-width: 34ch; font-size: .96rem; }
.footer__verse { margin-top: 24px; font-family: var(--display); font-style: italic; font-size: 1.05rem; color: var(--bronze); max-width: 32ch; }
.footer__verse cite { display: block; font-style: normal; font-family: var(--mono); font-size: 11px; letter-spacing: .1em; color: var(--muted); margin-top: 8px; text-transform: uppercase; }
.footer__col h4 { font-family: var(--mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-bottom: 18px; font-weight: 500; }
.footer__col a { display: block; padding: 6px 0; font-size: .95rem; opacity: .82; transition: opacity .2s, color .2s; }
.footer__col a:hover { opacity: 1; color: var(--accent); }

.chips { display: flex; flex-wrap: wrap; gap: 10px; padding: 30px 0; border-top: 1px solid var(--line); }
.chip { font-family: var(--mono); font-size: 11px; letter-spacing: .06em; padding: 7px 13px; border: 1px solid var(--line); border-radius: 100px; color: var(--muted); }
.chip::before { content:"✓ "; color: var(--calm-c); }

.footer__bottom { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; padding: 26px 0 40px; border-top: 1px solid var(--line); font-family: var(--mono); font-size: 12px; color: var(--muted); }
.footer__bottom a:hover { color: var(--accent); }

/* ============================================================
   Reveal animation
   ============================================================ */
[data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease-out), transform .9s var(--ease-out); }
[data-reveal].is-in { opacity: 1; transform: none; }
[data-reveal][data-delay="1"] { transition-delay: .08s; }
[data-reveal][data-delay="2"] { transition-delay: .16s; }
[data-reveal][data-delay="3"] { transition-delay: .24s; }
[data-reveal][data-delay="4"] { transition-delay: .32s; }
@media (prefers-reduced-motion: reduce){ [data-reveal]{ opacity:1; transform:none; transition:none; } }

/* scroll progress */
.progress { position: fixed; top: 0; left: 0; height: 2px; width: 0; background: var(--brick); z-index: 200; transition: width .1s linear; }

/* floating dark/light compare switcher (comparison aid) */
.theme-switch{ position: fixed; right: 18px; bottom: 18px; z-index: 150;
  font-family: var(--mono); font-size: 12px; letter-spacing: .02em;
  padding: 9px 16px; border-radius: 100px; background: var(--card); color: var(--fg);
  border: 1px solid var(--line); box-shadow: 0 10px 30px -14px rgba(0,0,0,.6);
  display: inline-flex; align-items: center; gap: 8px; transition: transform .3s var(--ease); }
.theme-switch:hover{ transform: translateY(-2px); }
.theme-switch b{ color: var(--accent); font-weight: 500; }

/* ---------- accessibility: skip link + visible keyboard focus ---------- */
.skip-link{ position: absolute; left: 12px; top: -60px; z-index: 300;
  background: var(--brick); color: #fff; padding: 10px 16px; border-radius: 8px;
  font-family: var(--mono); font-size: 13px; transition: top .2s var(--ease); }
.skip-link:focus{ top: 12px; }
:focus-visible{ outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
.btn:focus-visible, .theme-switch:focus-visible, .tlink:focus-visible{ outline: 2px solid var(--accent); outline-offset: 3px; }

/* page hero (interior pages) */
.page-hero { padding: clamp(140px,18vh,210px) 0 clamp(48px,7vw,90px); background: var(--ink); position: relative; overflow: hidden; }
.page-hero::after { content:""; position:absolute; inset:0; background: radial-gradient(70% 60% at 85% 0%, rgba(178,58,46,.12), transparent 60%); pointer-events:none; }
.page-hero .wrap { position: relative; z-index: 1; }
.page-hero h1 { margin-top: 20px; max-width: 18ch; }
.page-hero .lead { margin-top: 24px; }
.crumbs { font-family: var(--mono); font-size: 12px; color: var(--muted); letter-spacing: .04em; }
.crumbs a:hover { color: var(--accent); }
.crumbs span { color: var(--accent); }

/* prose (insights / long text) */
.prose { max-width: 68ch; }
.prose p { margin-top: 18px; color: var(--muted); }
.prose h3 { font-family: var(--display); font-size: 1.6rem; margin-top: 40px; color: var(--fg); }
.prose ul.bul { margin-top: 18px; display: grid; gap: 12px; }
.prose ul.bul li { position: relative; padding-left: 24px; color: var(--muted); }
.prose ul.bul li::before { content:"◇"; position:absolute; left:0; color: var(--accent); font-size:.8em; top:.2em; }

/* insight cards */
.post { border-top: 1px solid var(--line); padding: 30px 0; display: grid; grid-template-columns: 130px 1fr auto; gap: 30px; align-items: baseline; transition: background .3s; }
.post:hover { background: var(--line-soft); }
.post__meta { font-family: var(--mono); font-size: 12px; color: var(--muted); }
.post h3 { font-family: var(--display); font-size: clamp(1.3rem,2.2vw,1.8rem); font-weight: 400; }
.post p { color: var(--muted); margin-top: 8px; font-size: .95rem; max-width: 56ch; }
.post .arrow { color: var(--accent); }

/* contact layout */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px,5vw,80px); align-items: start; }
.field { display: grid; gap: 8px; margin-bottom: 20px; }
.field label { font-family: var(--mono); font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.field input, .field textarea, .field select {
  font: inherit; font-size: 16px; color: var(--fg); background: var(--card);
  border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; width: 100%;
  transition: border-color .3s;
}
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--calm-c); }
.field input:focus-visible, .field textarea:focus-visible, .field select:focus-visible { outline: 2px solid var(--calm-c); outline-offset: 2px; }
.contact-info dt { font-family: var(--mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-top: 26px; }
.contact-info dd { font-family: var(--display); font-size: 1.4rem; margin-top: 6px; }
.contact-info dd a:hover { color: var(--accent); }

/* misc utilities */
.mt-s{margin-top:14px}.mt-m{margin-top:28px}.mt-l{margin-top:48px}
.center{text-align:center}.mx-auto{margin-inline:auto}
.divider{height:1px;background:var(--line);border:0;margin:0}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1024px){
  .footer__top{ grid-template-columns: 1fr 1fr; }
  .footer__brand{ grid-column: 1 / -1; }
}
@media (max-width: 860px){
  .nav, .header__cta .btn { display: none; }
  .burger { display: inline-flex; }
  .grid--3, .grid--4, .values, .stats { grid-template-columns: 1fr 1fr; }
  .cases, .grid--2, .contact-grid { grid-template-columns: 1fr; }
  .step { grid-template-columns: 1fr; gap: 14px; }
  .step h3 { margin-top: 4px; }
  .feature { grid-template-columns: 40px 1fr; gap: 16px; }
}
@media (max-width: 560px){
  body { font-size: 16px; }
  .grid--3, .grid--4, .values, .stats { grid-template-columns: 1fr; }
  .post { grid-template-columns: 1fr; gap: 8px; }
  .post .arrow { display: none; }
  .footer__top { grid-template-columns: 1fr 1fr; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
  .hero__scroll { display: none; }
}