/* ============================================================
   ThreeLeaf Digital — Cinematic Landing Page
   Direction: Systems With a Pulse
   ============================================================ */

:root {
  /* Ink + cream */
  --ink-0:   oklch(0.13 0.012 145);   /* near-black, warm green undertone */
  --ink-1:   oklch(0.18 0.013 145);
  --ink-2:   oklch(0.22 0.014 145);
  --ink-3:   oklch(0.32 0.018 145);
  --ink-4:   oklch(0.50 0.02  140);
  --ink-5:   oklch(0.68 0.018 130);
  --cream:   oklch(0.96 0.013 85);
  --cream-2: oklch(0.90 0.015 85);
  --cream-3: oklch(0.78 0.015 90);

  /* Brand signal */
  --sage:    oklch(0.66 0.10  148);   /* oxidized leaf green */
  --sage-2:  oklch(0.52 0.09  148);
  --signal:  oklch(0.88 0.19  125);   /* electric chartreuse, restrained */
  --brass:   oklch(0.74 0.10   75);   /* warm amber */
  --brass-2: oklch(0.62 0.10   65);

  /* Stops */
  --bg: var(--ink-0);
  --fg: var(--cream);

  /* Type */
  --sans: "Geist", ui-sans-serif, system-ui, sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --serif: "Instrument Serif", ui-serif, Georgia, serif;

  /* Layout */
  --max: 1440px;
  --gutter: clamp(20px, 4vw, 56px);
  --radius: 14px;
  --radius-sm: 8px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.55;
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

::selection { background: var(--signal); color: var(--ink-0); }

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

.serif-em        { font-family: var(--serif); font-style: italic; font-weight: 400; letter-spacing: -0.01em; color: var(--cream); }
.serif-em-light  { font-family: var(--serif); font-style: italic; font-weight: 400; color: var(--ink-1); }

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: sticky; top: 0; z-index: 50;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
  padding: 16px var(--gutter);
  background: color-mix(in oklab, var(--ink-0) 78%, transparent);
  backdrop-filter: blur(14px) saturate(1.1);
  -webkit-backdrop-filter: blur(14px) saturate(1.1);
  border-bottom: 1px solid color-mix(in oklab, var(--cream) 8%, transparent);
}
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--cream); }
.brand-mark { width: 28px; height: 28px; color: var(--sage); }
.brand-word {
  font-family: var(--sans);
  font-weight: 600;
  letter-spacing: -0.02em;
  font-size: 17px;
}
.brand-word-thin { font-weight: 300; color: var(--cream-3); }

.site-nav {
  display: flex; gap: 28px; justify-content: center;
  font-size: 14px;
  color: var(--cream-3);
}
.site-nav a { transition: color .2s; position: relative; }
.site-nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -6px;
  height: 1px; background: var(--signal); transform: scaleX(0); transform-origin: left;
  transition: transform .3s ease;
}
.site-nav a:hover { color: var(--cream); }
.site-nav a:hover::after { transform: scaleX(1); }

.menu-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.menu-toggle span { display: block; width: 22px; height: 1.5px; background: var(--cream); }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.005em;
  transition: transform .2s, background .2s, color .2s, border-color .2s;
  white-space: nowrap;
}
.btn svg { width: 14px; height: 14px; }
.btn-primary {
  background: var(--signal);
  color: var(--ink-0);
  border: 1px solid var(--signal);
}
.btn-primary:hover {
  background: var(--cream);
  border-color: var(--cream);
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  color: var(--cream);
  border: 1px solid color-mix(in oklab, var(--cream) 22%, transparent);
}
.btn-ghost:hover { border-color: var(--cream); transform: translateY(-1px); }
.btn-lg { padding: 14px 22px; font-size: 15px; }
.btn-lg svg { width: 16px; height: 16px; }
.btn-xl { padding: 18px 28px; font-size: 16px; }
.btn-xl svg { width: 18px; height: 18px; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  padding: 64px var(--gutter) 0;
  overflow: hidden;
}
.hero-grid {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 80px);
  align-items: center;
  min-height: calc(100vh - 80px);
  padding-bottom: 48px;
}

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cream-3);
  padding: 8px 14px;
  border: 1px solid color-mix(in oklab, var(--cream) 14%, transparent);
  border-radius: 999px;
  margin-bottom: 28px;
}
.eyebrow-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--signal) 20%, transparent);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px color-mix(in oklab, var(--signal) 20%, transparent); }
  50%      { box-shadow: 0 0 0 7px color-mix(in oklab, var(--signal) 0%, transparent); }
}

.hero-headline {
  font-size: clamp(40px, 6.5vw, 88px);
  line-height: 0.96;
  letter-spacing: -0.035em;
  font-weight: 500;
  margin: 0 0 28px;
  color: var(--cream);
}
.hero-headline em { font-size: 1.05em; }

.hero-lede {
  font-size: clamp(17px, 1.4vw, 19px);
  line-height: 1.55;
  color: var(--cream-2);
  margin: 0 0 14px;
  max-width: 54ch;
}
.hl {
  font-family: var(--serif);
  font-style: italic;
  color: var(--signal);
  font-size: 1.08em;
}
.hero-sub {
  font-size: 16px;
  color: var(--cream-3);
  margin: 0 0 36px;
  max-width: 52ch;
}

.hero-ctas {
  display: flex; flex-wrap: wrap; gap: 12px;
  margin-bottom: 56px;
}

.hero-meta {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 18px;
  padding: 22px 24px;
  border: 1px solid color-mix(in oklab, var(--cream) 10%, transparent);
  border-radius: var(--radius);
  background: color-mix(in oklab, var(--ink-1) 60%, transparent);
}
.hero-meta > div:not(.rule) { display: flex; flex-direction: column; gap: 4px; }
.hero-meta .num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 44px;
  line-height: 1;
  color: var(--cream);
}
.hero-meta .lbl {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--cream-3);
  line-height: 1.4;
  text-transform: uppercase;
}
.hero-meta .rule {
  width: 1px; height: 38px;
  background: color-mix(in oklab, var(--cream) 14%, transparent);
}

/* --- Signature interaction --- */
.hero-system { position: relative; }
.system-frame {
  position: relative;
  border: 1px solid color-mix(in oklab, var(--sage) 28%, transparent);
  border-radius: var(--radius);
  background:
    radial-gradient(ellipse at 50% 60%, color-mix(in oklab, var(--sage) 18%, transparent), transparent 60%),
    color-mix(in oklab, var(--ink-1) 80%, transparent);
  overflow: hidden;
  box-shadow:
    0 30px 80px -20px color-mix(in oklab, var(--ink-0) 90%, transparent),
    inset 0 1px 0 color-mix(in oklab, var(--cream) 6%, transparent);
}
.system-chrome {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 16px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--cream-3);
  letter-spacing: 0.04em;
  border-bottom: 1px solid color-mix(in oklab, var(--cream) 8%, transparent);
}
.system-chrome .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ink-3); }
.system-chrome .dot:nth-child(2) { background: var(--brass-2); }
.system-chrome .dot:nth-child(3) { background: var(--sage-2); }
.system-chrome .chrome-label { margin-left: 8px; color: var(--cream-2); }
.system-chrome .chrome-right { margin-left: auto; color: var(--ink-5); }

.system-svg {
  width: 100%; height: auto; aspect-ratio: 1 / 1;
  display: block;
}
.system-svg text { fill: var(--cream-3); font-family: var(--mono); font-size: 10px; letter-spacing: 0.06em; }
.leaf-label { fill: var(--cream) !important; font-family: var(--sans) !important; font-weight: 500; font-size: 13px !important; letter-spacing: 0.12em !important; }
.system-svg .chip text { fill: var(--cream-2); font-family: var(--mono); font-size: 10px; letter-spacing: 0.04em; }

.system-svg .sigpath {
  stroke-dasharray: var(--len) var(--len);
  stroke-dashoffset: var(--len);
  animation: draw 1.6s ease-out forwards;
}
.system-svg .sigpath:nth-of-type(2) { animation-delay: .25s; }
.system-svg .sigpath:nth-of-type(3) { animation-delay: .5s; }
@keyframes draw { to { stroke-dashoffset: 0; } }

.system-svg .leaf {
  opacity: 0;
  transform-origin: center;
  animation: leafIn .8s cubic-bezier(.2,.7,.2,1) forwards;
}
.system-svg .leaf-story    { animation-delay: .1s; }
.system-svg .leaf-systems  { animation-delay: .35s; }
.system-svg .leaf-scale    { animation-delay: .6s; }
@keyframes leafIn {
  from { opacity: 0; transform: translate(var(--lx,0), var(--ly,0)) scale(.9); }
  to   { opacity: 1; }
}

.system-svg .chip {
  opacity: 0;
  animation: chipIn .5s ease-out forwards;
}
.system-svg .chip:nth-of-type(1) { animation-delay: 1.0s; }
.system-svg .chip:nth-of-type(2) { animation-delay: 1.15s; }
.system-svg .chip:nth-of-type(3) { animation-delay: 1.30s; }
.system-svg .chip:nth-of-type(4) { animation-delay: 1.45s; }
.system-svg .chip:nth-of-type(5) { animation-delay: 1.60s; }
.system-svg .chip:nth-of-type(6) { animation-delay: 1.75s; }
.system-svg .chip:nth-of-type(7) { animation-delay: 1.90s; }
@keyframes chipIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.system-svg .rings circle {
  transform-origin: 300px 320px;
  animation: ringPulse 6s ease-in-out infinite;
}
.system-svg .rings circle:nth-child(2) { animation-delay: 1s; }
.system-svg .rings circle:nth-child(3) { animation-delay: 2s; }
@keyframes ringPulse {
  0%, 100% { opacity: .4; }
  50%      { opacity: .15; }
}

.system-readout {
  display: flex; gap: 24px;
  padding: 12px 16px;
  border-top: 1px solid color-mix(in oklab, var(--cream) 8%, transparent);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--cream-3);
  flex-wrap: wrap;
}
.readout-row { display: inline-flex; align-items: center; gap: 8px; }
.readout-key { color: var(--ink-5); }
.readout-val { color: var(--cream-2); display: inline-flex; align-items: center; gap: 8px; }
.pulse {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--signal) 25%, transparent);
  animation: pulse 2s ease-in-out infinite;
}

/* --- Hero marquee --- */
.hero-marquee {
  margin: 16px calc(var(--gutter) * -1) 0;
  border-top: 1px solid color-mix(in oklab, var(--cream) 8%, transparent);
  border-bottom: 1px solid color-mix(in oklab, var(--cream) 8%, transparent);
  overflow: hidden;
  padding: 18px 0;
  background: color-mix(in oklab, var(--ink-1) 50%, transparent);
}
.marquee-track {
  display: inline-flex; gap: 32px;
  white-space: nowrap;
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(36px, 5vw, 64px);
  color: var(--ink-5);
  letter-spacing: -0.01em;
  animation: marquee 40s linear infinite;
  will-change: transform;
}
.marquee-track span:nth-child(6n+1),
.marquee-track span:nth-child(6n+3),
.marquee-track span:nth-child(6n+5) { color: var(--cream-2); }
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ============================================================
   SHARED SECTION HEAD
   ============================================================ */
section { padding: 120px var(--gutter); position: relative; }
.section-head { max-width: var(--max); margin: 0 auto 56px; }
.section-tag {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cream-3);
  text-transform: uppercase;
  margin-bottom: 28px;
}
.tag-num {
  padding: 4px 8px;
  border: 1px solid color-mix(in oklab, var(--sage) 40%, transparent);
  color: var(--sage);
  border-radius: 4px;
}
.section-headline {
  font-size: clamp(38px, 5.5vw, 72px);
  line-height: 1.0;
  letter-spacing: -0.03em;
  font-weight: 500;
  color: var(--cream);
  margin: 0 0 24px;
  max-width: 18ch;
}
.section-lede {
  font-size: clamp(16px, 1.2vw, 19px);
  color: var(--cream-3);
  max-width: 60ch;
  margin: 0;
}

/* ============================================================
   SPEED GAP
   ============================================================ */
.speed-gap { padding-top: 80px; }
.speed-grid {
  max-width: var(--max);
  margin: 0 auto 72px;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 96px);
  align-items: end;
}
.speed-headline {
  font-size: clamp(56px, 9vw, 144px);
  line-height: 0.9;
  letter-spacing: -0.04em;
  font-weight: 500;
  color: var(--cream);
  margin: 0;
}
.speed-headline em { font-size: 1.08em; color: var(--signal); }
.speed-body p { font-size: 18px; color: var(--cream-2); max-width: 46ch; }
.speed-body .muted { color: var(--cream-3); font-size: 16px; }

.speed-compare {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 60px 1fr;
  gap: 0;
  align-items: stretch;
  border: 1px solid color-mix(in oklab, var(--cream) 10%, transparent);
  border-radius: var(--radius);
  overflow: hidden;
  background: color-mix(in oklab, var(--ink-1) 60%, transparent);
}
.compare-col { padding: 32px; display: flex; flex-direction: column; }
.col-before { background: color-mix(in oklab, var(--ink-0) 30%, transparent); }
.col-after  { background: color-mix(in oklab, var(--sage) 5%, transparent); }
.compare-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 22px;
}
.compare-label {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cream-3);
  text-transform: uppercase;
}
.compare-meter {
  display: inline-block;
  width: 80px; height: 4px;
  background: color-mix(in oklab, var(--cream) 8%, transparent);
  border-radius: 4px;
  overflow: hidden;
}
.compare-meter i { display: block; height: 100%; width: var(--w); background: var(--brass); }
.compare-meter.on i { background: var(--signal); }

.task-list { list-style: none; padding: 0; margin: 0 0 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.task-list li {
  display: grid; grid-template-columns: 60px 1fr;
  gap: 12px; align-items: baseline;
  padding: 10px 12px;
  border: 1px solid color-mix(in oklab, var(--cream) 6%, transparent);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--cream-2);
}
.task-list.scattered li:nth-child(1) { transform: translateX(6px); }
.task-list.scattered li:nth-child(2) { transform: translateX(-4px); }
.task-list.scattered li:nth-child(3) { transform: translateX(10px); }
.task-list.scattered li:nth-child(4) { transform: translateX(-8px); }
.task-list.scattered li:nth-child(5) { transform: translateX(2px); }
.task-list.scattered li:nth-child(6) { transform: translateX(-10px); }
.task-list .ti { font-family: var(--mono); font-size: 11px; color: var(--ink-5); letter-spacing: 0.04em; }
.task-list .ti.ok { color: var(--signal); }

.compare-foot {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-5);
  padding-top: 16px;
  border-top: 1px dashed color-mix(in oklab, var(--cream) 14%, transparent);
}
.compare-foot.on { color: var(--sage); }

.compare-divider {
  display: flex; flex-direction: column; align-items: center;
  background: color-mix(in oklab, var(--ink-0) 50%, transparent);
  position: relative;
}
.divider-rail { flex: 1; width: 1px; background: linear-gradient(to bottom, transparent, color-mix(in oklab, var(--sage) 60%, transparent), transparent); }
.divider-glyph {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--signal); color: var(--ink-0);
  display: grid; place-items: center;
  margin: 16px 0;
  box-shadow: 0 0 0 6px color-mix(in oklab, var(--signal) 18%, transparent);
}
.divider-glyph svg { width: 18px; height: 18px; }

/* ============================================================
   STACK CARDS — WHAT WE BUILD
   ============================================================ */
.build { padding-top: 140px; padding-bottom: 80px; }
.stack-rail {
  max-width: var(--max);
  margin: 0 auto;
  position: relative;
}
.stack-card {
  position: sticky;
  top: calc(96px + var(--offset, 0px));
  z-index: calc(10 + var(--i));
  margin-bottom: 32px;
  background: linear-gradient(180deg,
    color-mix(in oklab, var(--ink-1) 90%, transparent) 0%,
    color-mix(in oklab, var(--ink-0) 95%, transparent) 100%);
  border: 1px solid color-mix(in oklab, var(--cream) 10%, transparent);
  border-radius: var(--radius);
  padding: clamp(28px, 4vw, 48px);
  box-shadow:
    0 24px 60px -30px color-mix(in oklab, var(--ink-0) 100%, transparent);
}
.stack-card:nth-child(odd) {
  background: linear-gradient(180deg,
    color-mix(in oklab, var(--ink-1) 90%, transparent) 0%,
    color-mix(in oklab, var(--ink-0) 95%, transparent) 100%);
}
.card-grid {
  display: grid;
  grid-template-columns: 140px minmax(0, 1.1fr) minmax(0, 1fr);
  gap: clamp(20px, 3vw, 56px);
  align-items: start;
}
.card-meta { display: flex; flex-direction: column; gap: 6px; }
.card-index {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--signal);
  letter-spacing: 0.06em;
}
.card-kicker {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--cream-3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.card-body h3 {
  font-size: clamp(28px, 3.5vw, 44px);
  line-height: 1.05;
  letter-spacing: -0.025em;
  font-weight: 500;
  margin: 0 0 16px;
  color: var(--cream);
}
.card-body p {
  font-size: 16px;
  color: var(--cream-2);
  margin: 0 0 20px;
  max-width: 50ch;
}
.capability-list {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-wrap: wrap; gap: 6px;
}
.capability-list li {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  padding: 6px 10px;
  border: 1px solid color-mix(in oklab, var(--sage) 30%, transparent);
  border-radius: 999px;
  color: var(--cream-2);
}

.card-visual { display: flex; }
.vis-frame {
  width: 100%;
  background: color-mix(in oklab, var(--ink-0) 60%, transparent);
  border: 1px solid color-mix(in oklab, var(--cream) 8%, transparent);
  border-radius: var(--radius-sm);
  padding: 18px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--cream-2);
  display: flex; flex-direction: column; gap: 10px;
  min-height: 200px;
}
.vis-row {
  display: grid; grid-template-columns: auto 1fr auto;
  align-items: center; gap: 12px;
  padding: 8px 10px;
  background: color-mix(in oklab, var(--ink-1) 80%, transparent);
  border-radius: 6px;
}
.vis-tag {
  font-size: 9px; letter-spacing: 0.1em; color: var(--ink-5);
  padding: 2px 6px;
  border: 1px solid color-mix(in oklab, var(--ink-3) 100%, transparent);
  border-radius: 3px;
}
.vis-name { color: var(--cream); font-size: 12px; }
.vis-stat { font-size: 10px; color: var(--ink-5); letter-spacing: 0.04em; }
.vis-stat.ok { color: var(--signal); }
.vis-bar {
  margin-top: auto; height: 4px;
  background: color-mix(in oklab, var(--cream) 6%, transparent);
  border-radius: 4px; overflow: hidden;
}
.vis-bar i {
  display: block; height: 100%; width: 72%;
  background: linear-gradient(90deg, var(--sage), var(--signal));
}

.vis-frame.mono { gap: 6px; padding: 18px 22px; }
.vis-code { font-size: 13px; color: var(--cream-2); }
.vis-code .cm { color: var(--ink-5); }
.vis-code .cs { color: var(--brass); }
.vis-code .ck { color: var(--signal); }
.vis-code.blink { color: var(--signal); animation: blink 1.2s steps(1) infinite; }
@keyframes blink { 0%, 50% { opacity: 1 } 51%, 100% { opacity: 0 } }

.roadmap { display: flex; align-items: center; gap: 6px; padding: 12px 0; }
.rm-step {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.06em;
  color: var(--ink-5); flex-shrink: 0;
}
.rm-step span {
  display: grid; place-items: center;
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 1px solid color-mix(in oklab, var(--cream) 14%, transparent);
  color: var(--cream-3); font-size: 11px;
}
.rm-step.done span { background: var(--sage); border-color: var(--sage); color: var(--ink-0); }
.rm-step.active span { background: var(--signal); border-color: var(--signal); color: var(--ink-0); box-shadow: 0 0 0 4px color-mix(in oklab, var(--signal) 20%, transparent); }
.rm-step.done, .rm-step.active { color: var(--cream-2); }
.rm-line { flex: 1; height: 1px; background: color-mix(in oklab, var(--cream) 12%, transparent); }
.rm-leverage {
  margin-top: 16px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.04em;
  color: var(--cream-3);
  padding-top: 14px;
  border-top: 1px dashed color-mix(in oklab, var(--cream) 12%, transparent);
}
.rm-leverage strong { color: var(--signal); font-weight: 500; }

.vis-frame.brand { gap: 14px; }
.swatch-row { display: flex; gap: 8px; }
.sw {
  width: 36px; height: 36px;
  border-radius: 8px;
  border: 1px solid color-mix(in oklab, var(--cream) 10%, transparent);
}
.type-spec { display: flex; align-items: center; gap: 14px; padding: 8px 0; border-top: 1px solid color-mix(in oklab, var(--cream) 8%, transparent); }
.type-spec span:first-child {
  font-family: var(--sans); font-size: 24px; color: var(--cream);
  width: 38px; text-align: center;
}
.type-spec.serif span:first-child { font-family: var(--serif); font-style: italic; font-size: 30px; }
.type-spec.mono span:first-child { font-family: var(--mono); font-size: 22px; }
.type-spec .ts-name { font-family: var(--mono); font-size: 11px; color: var(--cream-3); letter-spacing: 0.04em; }

.metric-row {
  display: flex; align-items: baseline; justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid color-mix(in oklab, var(--cream) 8%, transparent);
}
.metric-label { font-size: 12px; color: var(--cream-3); letter-spacing: 0.04em; }
.metric-val { font-family: var(--serif); font-style: italic; font-size: 22px; color: var(--cream); }
.spark { margin-top: auto; height: 60px; width: 100%; }

.vis-frame.video {
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding: 14px;
}
.video-tile {
  position: relative;
  aspect-ratio: 16 / 11;
  background: linear-gradient(135deg, var(--ink-2), var(--ink-1));
  border-radius: 6px;
  overflow: hidden;
}
.video-tile.alt { background: linear-gradient(135deg, var(--ink-2), color-mix(in oklab, var(--sage) 20%, var(--ink-1))); }
.video-tile .tag {
  position: absolute; top: 8px; left: 8px;
  font-family: var(--mono); font-size: 9px; letter-spacing: 0.1em;
  padding: 3px 6px;
  background: color-mix(in oklab, var(--ink-0) 70%, transparent);
  border-radius: 3px;
  color: var(--cream-2);
}
.video-tile .time {
  position: absolute; bottom: 8px; right: 8px;
  font-family: var(--mono); font-size: 10px; color: var(--cream);
}

/* ============================================================
   NOT FOR EVERYONE — editorial inversion
   ============================================================ */
.fit {
  background: var(--cream);
  color: var(--ink-0);
  padding: 160px var(--gutter);
  position: relative;
}
.fit-inner { max-width: var(--max); margin: 0 auto; }
.section-head.light .section-tag { color: var(--ink-3); }
.section-head.light .tag-num { color: var(--sage-2); border-color: color-mix(in oklab, var(--sage-2) 50%, transparent); }
.fit-headline {
  font-size: clamp(48px, 8vw, 120px);
  line-height: 0.95;
  letter-spacing: -0.04em;
  font-weight: 500;
  margin: 0 0 80px;
  color: var(--ink-0);
  max-width: 18ch;
}
.fit-headline em { font-size: 1.05em; }
.fit-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: clamp(40px, 6vw, 100px);
  align-items: start;
}
.fit-criteria h4 {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin: 0 0 24px;
}
.fit-criteria ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0; }
.fit-criteria li {
  display: grid; grid-template-columns: 28px 1fr;
  gap: 16px;
  padding: 22px 0;
  font-size: clamp(18px, 1.6vw, 22px);
  line-height: 1.4;
  letter-spacing: -0.01em;
  border-top: 1px solid color-mix(in oklab, var(--ink-0) 12%, transparent);
  color: var(--ink-1);
}
.fit-criteria li:last-child { border-bottom: 1px solid color-mix(in oklab, var(--ink-0) 12%, transparent); }
.fit-criteria .check { color: var(--sage-2); font-size: 12px; transform: translateY(8px); }

.fit-contrast { display: flex; flex-direction: column; gap: 12px; }
.contrast-card {
  display: flex; align-items: center; justify-content: space-between;
  padding: 28px 32px;
  border-radius: var(--radius);
  font-size: clamp(18px, 1.6vw, 22px);
  font-weight: 500;
  letter-spacing: -0.01em;
}
.contrast-card.cheap {
  background: color-mix(in oklab, var(--ink-0) 6%, transparent);
  border: 1px solid color-mix(in oklab, var(--ink-0) 14%, transparent);
  color: var(--ink-3);
  text-decoration: line-through;
  text-decoration-color: color-mix(in oklab, var(--ink-0) 30%, transparent);
}
.contrast-card.cheap .cc-x { font-size: 24px; opacity: .4; }
.contrast-card.right {
  background: var(--ink-0);
  color: var(--cream);
  border: 1px solid var(--ink-0);
  box-shadow: 0 20px 50px -30px color-mix(in oklab, var(--ink-0) 60%, transparent);
}
.contrast-card.right .cc-arrow {
  display: grid; place-items: center;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--signal);
  color: var(--ink-0);
}
.contrast-card.right .cc-arrow svg { width: 18px; height: 18px; }
.contrast-divider {
  text-align: center;
  font-size: 24px;
  color: var(--ink-3);
  padding: 6px;
}
.contrast-foot {
  font-size: 16px;
  line-height: 1.55;
  color: var(--ink-3);
  margin: 12px 0 0;
  max-width: 46ch;
}

/* ============================================================
   ORIGIN
   ============================================================ */
.origin {
  padding: 160px var(--gutter);
  background: var(--cream);
  color: var(--ink-0);
}
.origin-grid {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(40px, 6vw, 96px);
  align-items: start;
}

.portrait-frame {
  position: relative;
  border: 1px solid color-mix(in oklab, var(--ink-0) 10%, transparent);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-1);
  aspect-ratio: 4 / 5;
}
.portrait-placeholder {
  position: absolute; inset: 0;
  display: grid; place-items: center;
}
.portrait-placeholder svg { width: 100%; height: 100%; }
.placeholder-label {
  position: absolute;
  bottom: 16px; left: 16px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--cream-3);
  text-transform: uppercase;
  padding: 4px 8px;
  background: color-mix(in oklab, var(--ink-0) 70%, transparent);
  border-radius: 3px;
}
.portrait-meta {
  position: absolute;
  left: 16px; top: 16px;
  display: flex; flex-direction: column; gap: 2px;
}
.pm-name { font-size: 14px; color: var(--cream); font-weight: 500; letter-spacing: -0.01em; }
.pm-role { font-family: var(--mono); font-size: 10px; letter-spacing: 0.06em; color: var(--cream-3); }

.timeline {
  display: flex; flex-direction: column; gap: 0;
  margin-top: 24px;
  border: 1px solid color-mix(in oklab, var(--cream) 10%, transparent);
  border-radius: var(--radius);
  overflow: hidden;
}
.tl-item {
  display: grid; grid-template-columns: 80px 1fr;
  gap: 16px; align-items: center;
  padding: 14px 18px;
  font-size: 14px;
  border-bottom: 1px solid color-mix(in oklab, var(--cream) 6%, transparent);
  color: var(--cream-2);
}
.tl-item:last-child { border-bottom: 0; }
.tl-year { font-family: var(--mono); font-size: 12px; color: var(--ink-5); letter-spacing: 0.04em; }
.tl-item.active { background: color-mix(in oklab, var(--sage) 8%, transparent); }
.tl-item.active .tl-year { color: var(--sage); }
.tl-item.now { background: color-mix(in oklab, var(--signal) 10%, transparent); color: var(--cream); }
.tl-item.now .tl-year { color: var(--signal); }

.origin-headline {
  font-size: clamp(40px, 5.5vw, 72px);
  line-height: 1.0;
  letter-spacing: -0.03em;
  font-weight: 500;
  color: var(--ink-0);
  margin: 0 0 32px;
}
.origin-headline em { font-size: 1.05em; }
.origin-body p {
  font-size: clamp(16px, 1.2vw, 18px);
  color: var(--ink-2);
  margin: 0 0 16px;
  max-width: 56ch;
}
.origin-body .origin-lead { color: var(--ink-1); font-size: clamp(18px, 1.4vw, 20px); }

.pull {
  margin: 40px 0 0;
  padding: 28px 32px;
  border-left: 2px solid var(--sage);
  font-size: clamp(20px, 1.8vw, 26px);
  line-height: 1.35;
  letter-spacing: -0.015em;
  color: var(--ink-1);
  background: color-mix(in oklab, var(--ink-0) 4%, var(--cream));
  border-radius: 0 var(--radius) var(--radius) 0;
  position: relative;
}
.pull .quote-mark {
  font-family: var(--serif);
  font-style: italic;
  font-size: 56px;
  line-height: 1;
  color: var(--sage);
  position: absolute;
  top: 4px; left: 12px;
}
.pull { padding-left: 56px; }

/* ============================================================
   PROCESS
   ============================================================ */
.process { padding: 140px var(--gutter); }
.process-rail {
  max-width: var(--max);
  margin: 0 auto;
  list-style: none; padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  counter-reset: none;
  border: 1px solid color-mix(in oklab, var(--cream) 10%, transparent);
  border-radius: var(--radius);
  overflow: hidden;
}
.proc-step {
  position: relative;
  padding: 36px 32px 40px;
  border-right: 1px solid color-mix(in oklab, var(--cream) 8%, transparent);
  background: color-mix(in oklab, var(--ink-1) 60%, transparent);
  display: flex; flex-direction: column; gap: 12px;
  transition: background .3s;
}
.proc-step.last { border-right: 0; }
.proc-step:hover { background: color-mix(in oklab, var(--ink-1) 90%, transparent); }
.proc-num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 48px;
  line-height: 1;
  color: var(--sage);
}
.proc-step h4 {
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.02em;
  margin: 4px 0 0;
  color: var(--cream);
}
.proc-step p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--cream-2);
  margin: 0;
  flex: 1;
}
.proc-meta {
  margin-top: 12px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--ink-5);
  text-transform: uppercase;
  padding-top: 12px;
  border-top: 1px dashed color-mix(in oklab, var(--cream) 12%, transparent);
}
.proc-line {
  position: absolute;
  top: 60px; right: -1px;
  width: 32px; height: 1px;
  background: var(--sage);
  transform-origin: left;
  z-index: 1;
}

/* ============================================================
   FINAL CTA
   ============================================================ */
.final {
  padding: 200px var(--gutter);
  position: relative;
  overflow: hidden;
  text-align: center;
}
.final-bg { position: absolute; inset: 0; z-index: 0; }
.final-bg svg { width: 100%; height: 100%; }
.final-inner { position: relative; z-index: 1; max-width: 1100px; margin: 0 auto; }
.window-tag {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 16px;
  border: 1px solid color-mix(in oklab, var(--signal) 40%, transparent);
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--signal);
  text-transform: uppercase;
  margin-bottom: 32px;
}
.final-headline {
  font-size: clamp(44px, 6.5vw, 96px);
  line-height: 0.98;
  letter-spacing: -0.035em;
  font-weight: 500;
  margin: 0 0 32px;
  color: var(--cream);
}
.final-body {
  font-size: clamp(17px, 1.3vw, 20px);
  color: var(--cream-2);
  margin: 0 auto 48px;
  max-width: 56ch;
}
.final-ctas {
  display: flex; flex-direction: column;
  align-items: center; gap: 18px;
}
.final-disclaim {
  font-size: 13px;
  color: var(--ink-5);
  max-width: 52ch;
  line-height: 1.55;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  border-top: 1px solid color-mix(in oklab, var(--cream) 10%, transparent);
  padding: 64px var(--gutter) 24px;
  background: color-mix(in oklab, var(--ink-0) 95%, transparent);
}
.foot-grid {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid color-mix(in oklab, var(--cream) 8%, transparent);
}
.foot-brand p {
  font-size: 14px;
  color: var(--cream-3);
  margin: 16px 0 0;
  max-width: 36ch;
}
.foot-brand .brand-mark { width: 32px; height: 32px; color: var(--sage); margin-bottom: 14px; }
.foot-brand .brand-word { display: block; font-size: 18px; }
.foot-col { display: flex; flex-direction: column; gap: 10px; }
.foot-col h5 {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-5);
  margin: 0 0 10px;
  font-weight: 400;
}
.foot-col a {
  font-size: 14px;
  color: var(--cream-2);
  transition: color .2s;
}
.foot-col a:hover { color: var(--signal); }
.foot-bar {
  max-width: var(--max);
  margin: 24px auto 0;
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--ink-5);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1080px) {
  .hero-grid { grid-template-columns: 1fr; gap: 48px; min-height: auto; padding-bottom: 80px; padding-top: 24px; }
  .speed-grid { grid-template-columns: 1fr; gap: 32px; }
  .card-grid { grid-template-columns: 1fr; }
  .card-meta { flex-direction: row; gap: 12px; }
  .origin-grid { grid-template-columns: 1fr; gap: 56px; }
  .process-rail { grid-template-columns: 1fr 1fr; }
  .proc-step:nth-child(2) { border-right: 0; }
  .proc-step:nth-child(1), .proc-step:nth-child(2) { border-bottom: 1px solid color-mix(in oklab, var(--cream) 8%, transparent); }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .fit-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 760px) {
  section { padding: 80px var(--gutter); }
  .site-nav, .header-cta { display: none; }
  .menu-toggle { display: flex; }
  .site-header { grid-template-columns: 1fr auto; }
  .hero { padding-top: 24px; }
  .hero-meta { grid-template-columns: 1fr; gap: 14px; padding: 18px; }
  .hero-meta .rule { width: 100%; height: 1px; }
  .speed-compare { grid-template-columns: 1fr; }
  .compare-divider { flex-direction: row; padding: 12px 0; }
  .divider-rail { flex: 1; width: auto; height: 1px; background: linear-gradient(to right, transparent, color-mix(in oklab, var(--sage) 60%, transparent), transparent); }
  .process-rail { grid-template-columns: 1fr; }
  .proc-step { border-right: 0; border-bottom: 1px solid color-mix(in oklab, var(--cream) 8%, transparent); }
  .proc-step.last { border-bottom: 0; }
  .foot-grid { grid-template-columns: 1fr; gap: 32px; }
  .foot-bar { flex-direction: column; gap: 8px; }
  .fit { padding: 100px var(--gutter); }
  .hero-headline { font-size: clamp(38px, 11vw, 60px); }
  .stack-card { position: static; }
}

/* ============================================================
   Reduced motion
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  .system-svg .sigpath { stroke-dashoffset: 0 !important; }
  .system-svg .leaf, .system-svg .chip { opacity: 1 !important; }
  .marquee-track { animation: none !important; }
}