/* =========================================================================
   Sansol — William X. Sanchez portfolio
   Design tokens
   ========================================================================= */
:root {
  /* Ink scale — neutral hue 250, used for both dark & light surfaces/text */
  --ink-17: oklch(0.17 0.012 250);
  --ink-20: oklch(0.2 0.012 250);
  --ink-30: oklch(0.3 0.012 250);
  --ink-32: oklch(0.32 0.012 250);
  --ink-35: oklch(0.35 0.012 250);
  --ink-40: oklch(0.4 0.02 250);
  --ink-42: oklch(0.42 0.012 250);
  --ink-50: oklch(0.5 0.012 250);
  --ink-55: oklch(0.55 0.02 250);
  --ink-60: oklch(0.6 0.01 250);
  --ink-62: oklch(0.62 0.01 250);
  --ink-78: oklch(0.78 0.01 250);
  --ink-79: oklch(0.79 0.01 250);
  --ink-80: oklch(0.8 0.01 250);
  --ink-82: oklch(0.82 0.01 250);
  --ink-85: oklch(0.85 0.01 250);
  --ink-97: oklch(0.97 0.004 250);
  --ink-985: oklch(0.985 0.003 250);
  --white: oklch(1 0 0);

  /* Amber accent — hue 75 (bright, on dark or as fill) */
  --amber: oklch(0.78 0.13 75);
  --amber-soft: oklch(0.8 0.06 75);
  --amber-bright: oklch(0.82 0.1 75);
  --amber-hover: oklch(0.86 0.11 75);
  --amber-hover-strong: oklch(0.88 0.11 75);

  /* Amber-ink — hue 60, muted amber used as text on light amber chips */
  --amber-ink: oklch(0.36 0.06 60);
  --amber-ink-strong: oklch(0.45 0.13 60);

  /* Semantic roles */
  --bg-dark: var(--ink-17);
  --bg-light: var(--ink-97);
  --surface-dark: var(--ink-20);
  --surface-light: var(--white);
  --surface-light-tint: var(--ink-985);
  --text-on-dark: var(--ink-97);
  --text-on-dark-soft: var(--ink-80);
  --text-on-dark-mute: var(--ink-55);
  --text-on-light: var(--ink-20);
  --text-on-light-soft: var(--ink-42);
  --text-on-light-mute: var(--ink-50);

  /* Fonts */
  --font-body: Manrope, system-ui, -apple-system, sans-serif;
  --font-mono: "Space Mono", ui-monospace, monospace;

  /* Rhythm */
  --radius-pill: 999px;
  --radius-card: 22px;
  --radius-card-sm: 16px;
  --radius-chip: 7px;
  --max-content: 1120px;
  --pad-x: 6vw;

  --shadow-card: 0 26px 60px -30px oklch(0.2 0.012 250 / 0.35);
  --shadow-card-sm: 0 18px 44px -28px oklch(0.2 0.012 250 / 0.35);
}

/* =========================================================================
   Reset & base
   ========================================================================= */
* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  background: var(--bg-dark);
  color: var(--text-on-dark);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  text-wrap: pretty;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

a { color: var(--amber); text-decoration: none; }
a:hover { color: var(--amber-hover-strong); }

h1, h2, h3 { font-family: var(--font-body); }

::selection { background: var(--amber); color: var(--bg-dark); }

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 12px;
  z-index: 1000;
  background: var(--amber);
  color: var(--bg-dark);
  font: 600 14px var(--font-body);
  padding: 10px 16px;
  border-radius: 8px;
  transition: top 0.15s ease;
}
.skip-link:focus {
  top: 12px;
  color: var(--bg-dark);
}

:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}

/* =========================================================================
   Nav
   ========================================================================= */
.nav {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 90;
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 7px 8px 7px 18px;
  border-radius: var(--radius-pill);
  background: oklch(0.17 0.012 250 / 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid oklch(1 0 0 / 0.1);
  max-width: calc(100vw - 32px);
  overflow-x: auto;
  scrollbar-width: none;
}
.nav::-webkit-scrollbar { display: none; }

.nav__brand {
  font: 700 12px/1 var(--font-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-on-dark);
  padding-right: 10px;
  white-space: nowrap;
}

.nav__link {
  font: 500 12.5px/1 var(--font-body);
  color: var(--ink-78);
  padding: 8px 9px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}
.nav__link:hover { background: oklch(1 0 0 / 0.08); color: var(--text-on-dark); }

.nav__cta {
  font: 600 12.5px/1 var(--font-body);
  color: var(--bg-dark);
  background: var(--amber);
  padding: 9px 14px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}
.nav__cta:hover { background: var(--amber-hover); color: var(--bg-dark); }

@media (max-width: 560px) {
  .nav__link:not(.nav__cta) { display: none; }
}

/* =========================================================================
   Buttons (shared)
   ========================================================================= */
.btn {
  display: inline-block;
  font: 600 15px/1 var(--font-body);
  padding: 16px 26px;
  border-radius: var(--radius-pill);
}
.btn--fill-amber { color: var(--bg-dark); background: var(--amber); }
.btn--fill-amber:hover { background: var(--amber-hover-strong); color: var(--bg-dark); }

.btn--outline-light { color: var(--text-on-dark); border: 1px solid oklch(1 0 0 / 0.18); }
.btn--outline-light:hover { background: oklch(1 0 0 / 0.07); color: var(--text-on-dark); }

.btn--fill-dark { font-size: 16px; padding: 18px 30px; color: var(--text-on-dark); background: var(--ink-20); }
.btn--fill-dark:hover { background: var(--ink-30); color: var(--text-on-dark); }

.btn--outline-dark { font-size: 16px; padding: 18px 30px; color: var(--text-on-light); border: 1px solid oklch(0.2 0.012 250 / 0.2); }
.btn--outline-dark:hover { background: oklch(0.2 0.012 250 / 0.05); color: var(--text-on-light); }

/* =========================================================================
   Section scaffolding
   ========================================================================= */
.section {
  padding: clamp(80px, 12vh, 150px) var(--pad-x);
}
.section__inner {
  max-width: var(--max-content);
  margin: 0 auto;
}
.section__eyebrow {
  font: 400 11px/1 var(--font-mono);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--amber);
}
.section__eyebrow--muted { color: var(--amber-ink-strong); }
.section__rule {
  height: 1px;
  background: oklch(1 0 0 / 0.12);
  margin: 22px 0 clamp(44px, 7vh, 80px);
}

.reveal {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }
  .reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
  }
}

/* =========================================================================
   Hero
   ========================================================================= */
.hero {
  position: relative;
  height: 190vh;
  background: var(--bg-dark);
}
.hero__pin {
  position: sticky;
  top: 0;
  height: 100vh;
  display: grid;
  place-items: center;
  overflow: hidden;
}
.hero__glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 70% at 50% 108%, oklch(0.78 0.13 75 / 0.13), transparent 60%);
  opacity: var(--hero-o, 1);
}
.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(oklch(1 0 0 / 0.035) 1px, transparent 1px),
    linear-gradient(90deg, oklch(1 0 0 / 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(85% 60% at 50% 45%, #000, transparent);
  -webkit-mask-image: radial-gradient(85% 60% at 50% 45%, #000, transparent);
}
.hero__content {
  position: relative;
  width: 100%;
  max-width: var(--max-content);
  padding: 0 var(--pad-x);
  text-align: center;
  opacity: var(--hero-o, 1);
  transform: translateY(var(--hero-y, 0px)) scale(var(--hero-s, 1));
}
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid oklch(1 0 0 / 0.14);
  font: 400 11.5px/1 var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-80);
  margin-bottom: 34px;
}
.hero__eyebrow-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--amber);
  flex: 0 0 auto;
}
.hero__title {
  margin: 0;
  font: 800 clamp(44px, 9.2vw, 116px)/0.95 var(--font-body);
  letter-spacing: -0.035em;
}
.hero__title-accent { color: var(--amber); }
.hero__subtitle {
  margin: 30px auto 0;
  max-width: 640px;
  font: 400 clamp(16px, 1.9vw, 21px)/1.55 var(--font-body);
  color: var(--ink-79);
}
.hero__ctas {
  margin-top: 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}
.hero__stats {
  margin-top: 44px;
  padding-top: 28px;
  border-top: 1px solid oklch(1 0 0 / 0.12);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: clamp(24px, 5vw, 56px);
}
.hero__stat { max-width: 200px; }
.hero__stat-value {
  margin: 0;
  font: 700 clamp(20px, 2.6vw, 26px)/1.1 var(--font-body);
  color: var(--amber);
  letter-spacing: -0.01em;
}
.hero__stat-label {
  margin: 6px 0 0;
  font: 400 12.5px/1.4 var(--font-body);
  color: var(--ink-79);
}
.hero__scroll-cue {
  position: absolute;
  bottom: 34px;
  left: 50%;
  transform: translateX(-50%);
  font: 400 10.5px/1 var(--font-mono);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-60);
  opacity: var(--hero-o, 1);
}
@media (prefers-reduced-motion: no-preference) {
  .hero__scroll-cue { animation: cueDrift 2.4s ease-in-out infinite; }
}

@media (max-width: 640px) {
  .hero { height: 130vh; }
  .hero__stats { margin-top: 28px; padding-top: 20px; gap: 20px 28px; }
  .hero__stat { max-width: 140px; }
}

@media (max-height: 700px) {
  .hero__stats { margin-top: 20px; padding-top: 16px; }
}

/* =========================================================================
   01 · Intro
   ========================================================================= */
.intro__heading {
  margin: 0;
  font: 700 clamp(30px, 5.4vw, 66px)/1.08 var(--font-body);
  letter-spacing: -0.03em;
}
.intro__heading-line { display: block; }
.intro__heading-line--dim { color: var(--ink-55); }
.intro__heading-line--dimmer { color: var(--ink-40); }
.intro__body {
  margin: clamp(40px, 6vh, 64px) 0 0;
  max-width: 680px;
  font: 400 clamp(16px, 1.8vw, 20px)/1.6 var(--font-body);
  color: var(--ink-80);
}

/* =========================================================================
   02 · What I build
   ========================================================================= */
.build { background: var(--bg-light); color: var(--text-on-light); padding-bottom: 0; }
.build__heading {
  margin: 20px 0 0;
  font: 700 clamp(28px, 4.6vw, 54px)/1.1 var(--font-body);
  letter-spacing: -0.03em;
  max-width: 820px;
}
.build__list {
  max-width: var(--max-content);
  margin: clamp(48px, 7vh, 80px) auto 0;
  padding-bottom: 26vh;
}

.card {
  position: sticky;
  margin-bottom: 26px;
  background: var(--surface-light);
  border: 1px solid oklch(0.2 0.012 250 / 0.1);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: clamp(26px, 3.6vw, 48px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
  gap: clamp(24px, 3vw, 48px);
  align-items: center;
}
.card:nth-of-type(1) { top: 104px; }
.card:nth-of-type(2) { top: 132px; }
.card:nth-of-type(3) {
  top: 160px;
  background: var(--ink-20);
  color: var(--text-on-dark);
  border-color: oklch(1 0 0 / 0.1);
  box-shadow: 0 26px 60px -30px oklch(0.2 0.012 250 / 0.4);
}

.card__index {
  font: 700 11px/1 var(--font-mono);
  letter-spacing: 0.18em;
  color: var(--amber-ink);
}
.card:nth-of-type(3) .card__index { color: var(--amber); }

.card__title {
  margin: 14px 0 0;
  font: 700 clamp(22px, 2.7vw, 34px)/1.15 var(--font-body);
  letter-spacing: -0.02em;
}
.card__text {
  margin: 16px 0 0;
  font: 400 16px/1.6 var(--font-body);
  color: var(--ink-42);
}
.card:nth-of-type(3) .card__text { color: var(--ink-80); }

.card__tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; list-style: none; }
.card__tag {
  font: 400 11.5px/1 var(--font-mono);
  padding: 7px 11px;
  border-radius: var(--radius-chip);
  background: oklch(0.2 0.012 250 / 0.06);
  color: var(--ink-35);
}
.card:nth-of-type(3) .card__tag { background: oklch(1 0 0 / 0.09); color: var(--ink-85); }

.diagram {
  aspect-ratio: 4 / 3;
  border-radius: 14px;
  border: 1px solid oklch(0.2 0.012 250 / 0.12);
  background: var(--surface-light-tint);
  padding: clamp(16px, 2vw, 24px);
  box-sizing: border-box;
}
.card:nth-of-type(3) .diagram {
  border-color: oklch(1 0 0 / 0.14);
  background: oklch(1 0 0 / 0.03);
}

.diagram__label {
  font: 400 9px/1.3 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-55);
}

/* diagram — flow (card 1) */
.diagram--flow { display: flex; flex-direction: column; justify-content: center; gap: 16px; }
.diagram__row { display: flex; align-items: center; }
.diagram__node {
  flex: 1 1 0;
  text-align: center;
  padding: 11px 6px;
  border: 1px solid oklch(0.2 0.012 250 / 0.16);
  border-radius: 8px;
  background: var(--surface-light);
  font: 400 9.5px/1.3 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-32);
}
.diagram__connector { width: 16px; height: 1px; flex: 0 0 auto; background: var(--amber); }
.diagram__connector--vertical { width: 1px; height: 18px; margin: 0 auto; background: var(--amber); }
.diagram__result {
  text-align: center;
  padding: 12px 10px;
  border: 1px solid var(--amber);
  border-radius: 8px;
  background: oklch(0.78 0.13 75 / 0.12);
  font: 400 9.5px/1.3 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--amber-ink-strong);
}

/* diagram — queue (card 2) */
.diagram--queue { display: flex; flex-direction: column; justify-content: center; }
.diagram__queue-head {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-bottom: 6px;
}
.diagram__queue-row {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid oklch(0.2 0.012 250 / 0.08);
}
.diagram__queue-row:last-child { border-bottom: none; }
.diagram__chip {
  flex: 0 0 auto;
  padding: 3px 7px;
  border-radius: 4px;
  font: 400 8.5px/1.3 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.diagram__chip--auto { background: oklch(0.78 0.13 75 / 0.2); color: var(--amber-ink); }
.diagram__chip--review { background: oklch(0.2 0.012 250 / 0.07); color: var(--ink-42); }
.diagram__bar { height: 6px; border-radius: 3px; background: oklch(0.2 0.012 250 / 0.14); }

/* diagram — sheet (card 3) */
.diagram--sheet {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: clamp(10px, 1.6vw, 18px);
}
.diagram__label--dark { color: var(--ink-62); margin-bottom: 8px; }
.diagram__cells { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; }
.diagram__cell { aspect-ratio: 1 / 1; border: 1px solid oklch(1 0 0 / 0.14); background: transparent; }
.diagram__cell--fill { background: oklch(0.78 0.13 75 / 0.26); }
.diagram__arrow {
  font: 400 13px/1.3 var(--font-mono);
  letter-spacing: 0.08em;
  color: var(--amber);
}
.diagram__records { display: flex; flex-direction: column; gap: 10px; margin-top: 10px; }
.diagram__record { display: flex; align-items: center; gap: 8px; }
.diagram__dot { width: 5px; height: 5px; border-radius: 50%; flex: 0 0 auto; background: var(--amber); }
.diagram__record .diagram__bar { background: oklch(1 0 0 / 0.18); flex: 1; }
.diagram__badge {
  display: inline-block;
  margin-top: 12px;
  padding: 3px 7px;
  border-radius: 4px;
  background: oklch(1 0 0 / 0.09);
  font: 400 8.5px/1.3 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-80);
}

@media (max-width: 760px) {
  .card { grid-template-columns: 1fr; position: static; }
  .card__index ~ .diagram,
  .card .diagram { order: 2; }
  .diagram { aspect-ratio: 16 / 10; }
  .build__list { padding-bottom: 40px; }
}

/* =========================================================================
   03 · Verticals
   ========================================================================= */
.verticals__heading {
  margin: 20px 0 clamp(50px, 8vh, 90px);
  font: 700 clamp(28px, 4.6vw, 54px)/1.1 var(--font-body);
  letter-spacing: -0.03em;
  max-width: 860px;
}
.verticals__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: clamp(24px, 3vw, 44px);
}
.verticals__footnote {
  margin: clamp(40px, 6vh, 64px) 0 0;
  max-width: 640px;
  font: 400 15px/1.6 var(--font-body);
  color: var(--ink-50);
  border-top: 1px solid oklch(0.2 0.012 250 / 0.1);
  padding-top: clamp(24px, 4vh, 36px);
}
.vertical-diagram {
  aspect-ratio: 3 / 2;
  border-radius: var(--radius-card-sm);
  border: 1px solid oklch(1 0 0 / 0.12);
  background: oklch(1 0 0 / 0.03);
  padding: clamp(16px, 2.2vw, 26px);
  box-sizing: border-box;
  margin-bottom: 26px;
}
.vertical-diagram--channels {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: clamp(10px, 1.6vw, 18px);
}
.vertical-diagram__col { display: flex; flex-direction: column; gap: 7px; }
.vertical-diagram__chip {
  padding: 7px 9px;
  border: 1px solid oklch(1 0 0 / 0.16);
  border-radius: 6px;
  font: 400 9px/1.3 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-80);
}
.vertical-diagram__mid { display: flex; align-items: center; gap: 6px; }
.vertical-diagram__mid-line { width: 1px; height: 64px; background: var(--amber); }
.vertical-diagram__mid-arrow {
  font: 400 13px/1.3 var(--font-mono);
  letter-spacing: 0.08em;
  color: var(--amber);
}
.vertical-diagram__result {
  text-align: center;
  padding: 16px 10px;
  border: 1px solid var(--amber);
  border-radius: 8px;
  background: oklch(0.78 0.13 75 / 0.12);
  font: 400 10px/1.3 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--amber-hover-strong);
}

.vertical-diagram--stages { display: flex; flex-direction: column; justify-content: center; gap: 0; }
.vertical-diagram__stage {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 10px 12px;
  border: 1px solid oklch(1 0 0 / 0.16);
  border-radius: 8px;
  background: transparent;
}
.vertical-diagram__stage--active {
  border-color: var(--amber);
  background: oklch(0.78 0.13 75 / 0.1);
}
.vertical-diagram__stage-label {
  font: 400 9.5px/1.3 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-82);
}
.vertical-diagram__stage--active .vertical-diagram__stage-label { color: var(--amber-hover-strong); }
.vertical-diagram__stage-tag {
  font: 400 8.5px/1.3 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--amber-soft);
}
.vertical-diagram__connector { display: flex; justify-content: center; }
.vertical-diagram__connector-line { width: 1px; height: 12px; background: oklch(1 0 0 / 0.2); }

.vertical-card__eyebrow {
  font: 700 11px/1 var(--font-mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber);
}
.vertical-card__title {
  margin: 14px 0 0;
  font: 700 clamp(21px, 2.4vw, 30px)/1.2 var(--font-body);
  letter-spacing: -0.02em;
}
.vertical-card__text {
  margin: 14px 0 0;
  font: 400 15.5px/1.65 var(--font-body);
  color: var(--ink-78);
}

@media (max-width: 480px) {
  .vertical-diagram--channels,
  .diagram--sheet { grid-template-columns: 1fr; text-align: center; }
  .vertical-diagram__mid,
  .diagram--sheet .diagram__arrow { transform: rotate(90deg); margin: 4px auto; }
}

/* =========================================================================
   04 · Engagement (steps rail)
   ========================================================================= */
.engagement {
  position: relative;
  height: 340vh;
  background: var(--bg-light);
  color: var(--text-on-light);
}
.engagement__pin {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: clamp(28px, 5vh, 56px);
}
.engagement__header {
  padding: 0 var(--pad-x);
  max-width: var(--max-content);
  margin: 0 auto;
  width: 100%;
}
.engagement__heading {
  margin: 18px 0 0;
  font: 700 clamp(26px, 4vw, 46px)/1.1 var(--font-body);
  letter-spacing: -0.03em;
  max-width: 700px;
}
.rail {
  display: flex;
  gap: 22px;
  padding: 0 var(--pad-x);
  will-change: transform;
  transform: translate3d(var(--trk, 0px), 0, 0);
  transition: transform 0.08s linear;
}
.step-card {
  flex: 0 0 auto;
  width: min(80vw, 400px);
  background: var(--surface-light);
  border: 1px solid oklch(0.2 0.012 250 / 0.1);
  border-radius: 18px;
  padding: 30px;
  box-shadow: var(--shadow-card-sm);
}
.step-card--dark { background: var(--ink-20); color: var(--text-on-dark); box-shadow: none; }
.step-card__index {
  font: 700 30px/1 var(--font-mono);
  color: var(--amber-bright);
}
.step-card--dark .step-card__index { color: var(--amber); }
.step-card__title {
  margin: 18px 0 0;
  font: 700 22px/1.25 var(--font-body);
  letter-spacing: -0.02em;
}
.step-card__text {
  margin: 12px 0 0;
  font: 400 15px/1.6 var(--font-body);
  color: var(--ink-42);
}
.step-card--dark .step-card__text { color: var(--ink-80); }
.engagement__hint {
  padding: 0 var(--pad-x);
  max-width: var(--max-content);
  margin: 0 auto;
  width: 100%;
  font: 400 11px/1 var(--font-mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-55);
}

/* Compact fallback: swipeable row instead of scroll-jacked pin, so the
   pattern stays usable on touch/short-viewport devices. */
@media (max-width: 700px), (max-height: 560px) {
  .engagement { height: auto; padding: clamp(90px, 13vh, 160px) 0; }
  .engagement__pin { position: static; height: auto; overflow: visible; }
  .rail {
    transform: none !important;
    overflow-x: auto;
    scroll-snap-type: x proximity;
    padding: 0 var(--pad-x) 8px;
  }
  .step-card { scroll-snap-align: start; }
  .engagement__hint::after { content: " (swipe)"; }
}

/* =========================================================================
   05 · Pricing
   ========================================================================= */
.pricing { background: var(--bg-dark); padding: clamp(100px, 16vh, 190px) var(--pad-x); text-align: center; }
.pricing__inner { max-width: 820px; margin: 0 auto; }
.pricing__figure {
  margin: clamp(28px, 5vh, 48px) 0 0;
  font: 800 clamp(72px, 16vw, 200px)/0.9 var(--font-body);
  letter-spacing: -0.05em;
}
.pricing__lede {
  margin: clamp(26px, 4vh, 40px) auto 0;
  max-width: 600px;
  font: 400 clamp(16px, 1.9vw, 21px)/1.55 var(--font-body);
  color: var(--ink-82);
}
.pricing__note {
  margin: 18px auto 0;
  max-width: 520px;
  font: 400 14px/1.6 var(--font-body);
  color: var(--ink-62);
}
.pricing__note--guarantee { color: var(--ink-80); max-width: 560px; }

/* =========================================================================
   Contact
   ========================================================================= */
.contact {
  background: var(--bg-light);
  color: var(--text-on-light);
  padding: clamp(90px, 14vh, 170px) var(--pad-x) clamp(50px, 7vh, 80px);
}
.contact__heading {
  margin: 0;
  font: 800 clamp(34px, 6.6vw, 84px)/1.02 var(--font-body);
  letter-spacing: -0.04em;
  max-width: 900px;
}
.contact__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: clamp(34px, 5vh, 52px) 0 0;
}
.contact__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-top: clamp(56px, 8vh, 90px);
  padding-top: 30px;
  border-top: 1px solid oklch(0.2 0.012 250 / 0.12);
}
.contact__label {
  font: 400 10.5px/1 var(--font-mono);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-50);
}
.contact__value {
  margin-top: 9px;
  font: 500 15px/1.4 var(--font-body);
}
.contact__value a { color: var(--text-on-light); text-decoration: underline oklch(0.2 0.012 250 / 0.3); }
.contact__value a:hover { color: var(--amber-ink-strong); }

/* =========================================================================
   Footer
   ========================================================================= */
.site-footer {
  background: var(--bg-light);
  color: var(--text-on-light-mute);
  padding: 0 var(--pad-x) clamp(40px, 6vh, 70px);
}
.site-footer__inner {
  max-width: var(--max-content);
  margin: 0 auto;
  font: 400 11px/1.6 var(--font-mono);
}

/* =========================================================================
   Keyframes
   ========================================================================= */
@keyframes cueDrift {
  0% { opacity: 0; transform: translateX(-50%) translateY(-6px); }
  45% { opacity: 1; }
  100% { opacity: 0; transform: translateX(-50%) translateY(8px); }
}