:root,
[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0b0c07;
  --bg-raise: #12140c;
  --bg-card: #17190f;
  --sheet: #191b11;
  --chip: rgba(18, 20, 12, 0.94);
  --nav-bg: rgba(11, 12, 7, 0.92);
  --line: rgba(231, 228, 220, 0.14);
  --line-strong: rgba(231, 228, 220, 0.32);
  --text: #e7e4dc;
  --muted: #b4b0a4;
  --faint: #8d897c;
  --accent: #e36a2e;
  --accent-hover: #f18445;
  --accent-ink: #1a0e07;
  --ok: #d7e38a;
  --ok-line: rgba(215, 227, 138, 0.45);
  --stroke: rgba(231, 228, 220, 0.45);
  --hover: rgba(231, 228, 220, 0.06);
  --shadow: 0 30px 70px rgba(0, 0, 0, 0.35);
  --plinth: linear-gradient(#2a2d1e, #12140c);
  --sans: "IBM Plex Sans", "Segoe UI", sans-serif;
  --serif: "IBM Plex Sans", "Segoe UI", sans-serif;
  --ease: cubic-bezier(0.625, 0.05, 0, 1);
  --nav: 76px;
  --pad: clamp(20px, 4vw, 64px);
  --max: 1440px;
  --narrow: 820px;
}

[data-theme="light"] {
  color-scheme: light;
  --bg: #f4f1ea;
  --bg-raise: #e8e4db;
  --bg-card: #fffcf7;
  --sheet: #fffcf7;
  --chip: rgba(255, 252, 247, 0.96);
  --nav-bg: rgba(244, 241, 234, 0.92);
  --line: rgba(22, 24, 16, 0.12);
  --line-strong: rgba(22, 24, 16, 0.28);
  --text: #16170f;
  --muted: #3f433b;
  --faint: #5c6156;
  --accent: #b84312;
  --accent-hover: #9a3810;
  --accent-ink: #fffaf6;
  --ok: #3f6212;
  --ok-line: rgba(63, 98, 18, 0.45);
  --stroke: rgba(22, 24, 16, 0.4);
  --hover: rgba(22, 24, 16, 0.05);
  --shadow: 0 22px 48px rgba(22, 24, 16, 0.1);
  --plinth: linear-gradient(#d9d3c6, #efebe3);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) {
    color-scheme: light;
    --bg: #f4f1ea;
    --bg-raise: #e8e4db;
    --bg-card: #fffcf7;
    --sheet: #fffcf7;
    --chip: rgba(255, 252, 247, 0.96);
    --nav-bg: rgba(244, 241, 234, 0.92);
    --line: rgba(22, 24, 16, 0.12);
    --line-strong: rgba(22, 24, 16, 0.28);
    --text: #16170f;
    --muted: #3f433b;
    --faint: #5c6156;
    --accent: #b84312;
    --accent-hover: #9a3810;
    --accent-ink: #fffaf6;
    --ok: #3f6212;
    --ok-line: rgba(63, 98, 18, 0.45);
    --stroke: rgba(22, 24, 16, 0.4);
    --hover: rgba(22, 24, 16, 0.05);
    --shadow: 0 22px 48px rgba(22, 24, 16, 0.1);
    --plinth: linear-gradient(#d9d3c6, #efebe3);
  }
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: auto; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 1.0625rem;
  font-weight: 400;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }

h1, h2, h3, p, ul, ol, dl, figure { margin: 0; }

ul, ol { padding: 0; list-style: none; }

a { color: inherit; }

button, input, textarea, select { font: inherit; color: inherit; }

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

:focus { outline: none; }

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

.btn--pill:focus-visible,
.icon-btn:focus-visible { outline-color: var(--text); }

.skip {
  position: absolute;
  left: 16px;
  top: -48px;
  z-index: 80;
  background: var(--accent);
  color: var(--accent-ink);
  padding: 8px 12px;
  border-radius: 999px;
  text-decoration: none;
}

.skip:focus { top: 12px; }

.wrap {
  width: min(var(--max), calc(100% - var(--pad) * 2));
  margin-inline: auto;
}

.wrap--narrow { width: min(var(--narrow), calc(100% - var(--pad) * 2)); }

.eyebrow {
  margin: 0 0 0.85rem;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1, h2, .hero__title, .page-title, .promise__title, .step__title, .close__title {
  font-family: var(--sans);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  text-wrap: balance;
}

h2, .close__title { font-size: clamp(2.4rem, 5vw, 4.4rem); }

h3 {
  font-family: var(--sans);
  font-size: 1.45rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.lede {
  color: var(--muted);
  font-size: 1.125rem;
  line-height: 1.55;
  max-width: 42rem;
}

.line { display: block; overflow: hidden; padding-bottom: 0.08em; margin-bottom: -0.08em; }

.line > span { display: block; }

.js.is-intro .line > [data-hero-line] { transform: translateY(110%); }

.section-head { margin-bottom: clamp(36px, 5vw, 64px); max-width: 18ch; }

.section-head h2 { text-wrap: balance; }

main section { padding-block: clamp(72px, 9vw, 128px); }

[id] { scroll-margin-top: calc(var(--nav) + 16px); }

.hero, .page-hero, .promise, .close { padding-block: 0; }

.icon { width: 22px; height: 22px; stroke-width: 1.5; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 44px;
  padding: 0.7rem 1.2rem;
  border: 1px solid transparent;
  border-radius: 999px;
  background: transparent;
  text-decoration: none;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: transform 0.6s var(--ease), background 0.6s var(--ease), border-color 0.6s var(--ease);
}

.btn--pill { background: var(--accent); color: var(--accent-ink); }

.btn--pill:hover { transform: translateY(-2px); background: var(--accent-hover); }

.btn[disabled], .btn[aria-busy="true"] { opacity: 0.7; transform: none; cursor: progress; }

.textlink {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 44px;
  text-underline-offset: 0.28em;
  text-decoration-line: underline;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 1px;
}

.textlink .icon { width: 16px; height: 16px; transition: transform 0.6s var(--ease); }

.textlink:hover .icon { transform: translateX(4px); }

.icon-btn {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  transition: border-color 0.6s var(--ease), background 0.6s var(--ease);
}

.icon-btn:hover { border-color: var(--text); background: var(--hover); }

.ticks { display: grid; gap: 0.85rem; }

.ticks li {
  position: relative;
  padding-left: 1.15rem;
  color: var(--muted);
}

.ticks li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 1px;
  background: var(--accent);
}

@media (prefers-reduced-motion: reduce) {
  .js.is-intro .line > [data-hero-line] { transform: none; }
  .btn, .textlink .icon, .icon-btn, .audience, .offering { transition: none; }
}

@media print {
  .nav, .nav-panel, .curtain, .progress, .scrollcue, .footer form, .rail__controls { display: none !important; }
  body { background: #fff; color: #111; }
  a { text-decoration: underline; }
}

.progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 50;
  width: 100%;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: 0 50%;
  pointer-events: none;
}

.curtain { display: none; }

.js .curtain {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  background: var(--bg);
}

.curtain__name {
  font-family: var(--serif);
  font-size: 1.6rem;
  letter-spacing: -0.03em;
}

.curtain__rule {
  width: min(180px, 40vw);
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
}

@media (prefers-reduced-motion: reduce) {
  .js .curtain { display: none; }
}

.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 40;
  height: var(--nav);
  display: flex;
  align-items: center;
  gap: 28px;
  padding-inline: var(--pad);
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background 0.6s var(--ease), border-color 0.6s var(--ease);
}

.nav.is-scrolled {
  background: var(--nav-bg);
  border-bottom-color: var(--line);
  backdrop-filter: blur(16px);
}

.nav__brand { text-decoration: none; color: var(--text); }

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

.brand__mark { width: 28px; height: 28px; display: block; }

.brand__name {
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.nav__links {
  display: flex;
  gap: 1.4rem;
  margin-left: auto;
}

.nav__link {
  text-decoration: none;
  font-size: 0.95rem;
  color: var(--muted);
  background-image: linear-gradient(var(--accent), var(--accent));
  background-repeat: no-repeat;
  background-size: 0 1px;
  background-position: 0 100%;
  transition: color 0.6s var(--ease), background-size 0.6s var(--ease);
}

.nav__link:hover,
.nav__link.is-active { color: var(--text); background-size: 100% 1px; }

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

.nav__cta { margin-left: 0; }

.theme-toggle {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 44px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--text);
  cursor: pointer;
}

.theme-toggle:hover { border-color: var(--text); background: var(--hover); }

.theme-toggle .icon--moon { display: none; }

[data-theme="light"] .theme-toggle .icon--sun { display: none; }

[data-theme="light"] .theme-toggle .icon--moon { display: block; }

.nav__toggle {
  position: relative;
  display: none;
  margin-left: 0;
  min-height: 44px;
  padding: 0 4px 0 8px;
  border: 0;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  align-items: center;
  gap: 8px;
}

.nav__toggle .icon--close { display: none; }

body.nav-open .nav__toggle .icon--menu { display: none; }

body.nav-open .nav__toggle .icon--close { display: block; }

.nav-panel {
  position: fixed;
  inset: var(--nav) 0 0 0;
  z-index: 39;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 28px;
  padding: 28px var(--pad) 32px;
  overflow: auto;
  background: var(--bg);
  visibility: hidden;
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease), visibility 0s linear 0.5s;
}

.nav-panel nav { display: flex; flex-direction: column; }

.nav-panel a:not(.btn) {
  font-family: var(--sans);
  font-weight: 600;
  font-size: clamp(1.85rem, 6vw, 2.8rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  text-decoration: none;
  padding-block: 0.12em;
}

body.nav-open .nav-panel {
  visibility: visible;
  opacity: 1;
  transform: none;
  pointer-events: auto;
  transition-delay: 0s;
}

body.nav-open { overflow: hidden; }

.footer {
  border-top: 1px solid var(--line);
  padding-top: clamp(56px, 8vw, 96px);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr 0.8fr 1.2fr;
  gap: 36px;
}

.footer__brand p { margin-top: 16px; color: var(--muted); max-width: 28ch; }

.footer__label {
  margin-bottom: 14px;
  color: var(--faint);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.footer li + li { margin-top: 8px; }

.footer a { text-decoration: none; }

.footer a:hover { color: var(--accent); }

.footer__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin-top: 48px;
  padding-block: 22px;
  border-top: 1px solid var(--line);
  color: var(--faint);
  font-size: 0.9rem;
}

.footer__legal { display: flex; gap: 16px; margin-left: auto; }

.field { display: flex; flex-direction: column; gap: 8px; }

.field span,
.check span { font-size: 0.82rem; letter-spacing: 0.04em; color: var(--muted); }

.field em { font-style: normal; color: var(--faint); }

.field input,
.field textarea,
.field select {
  width: 100%;
  padding: 12px 0;
  border: 0;
  border-bottom: 1px solid var(--line-strong);
  border-radius: 0;
  background: transparent;
  color: var(--text);
}

.field textarea { resize: vertical; min-height: 120px; }

.field select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position: calc(100% - 14px) 55%, calc(100% - 8px) 55%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}

.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-bottom-color: var(--accent);
}

.field input::placeholder { color: var(--faint); }

.check {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 10px;
  align-items: start;
  color: var(--muted);
}

.check input { width: 16px; height: 16px; margin-top: 3px; accent-color: var(--accent); }

.check a { color: var(--text); }

.hp {
  position: absolute;
  left: -9999px;
  opacity: 0;
  pointer-events: none;
}

.form, .mini-form { display: grid; gap: 18px; position: relative; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 28px; }

.form-grid .is-wide { grid-column: 1 / -1; }

.form-note { color: var(--muted); font-size: 0.95rem; }

.form-note--ok { color: var(--text); }

.form-note[hidden], .form[hidden] { display: none; }

.close { padding-block: clamp(88px, 12vw, 150px); background: var(--bg-raise); }

.close__inner { display: grid; justify-items: start; gap: 8px; }

.close__title { max-width: 12ch; margin-bottom: 12px; }

.close .lede { margin-bottom: 22px; }

@media (max-width: 980px) {
  .nav { gap: 12px; }
  .nav__links, .nav__cta { display: none; }
  .nav__tools { margin-left: auto; }
  .nav__toggle { display: inline-flex; }
  .footer__grid, .form-grid { grid-template-columns: 1fr; }
  .footer__legal { margin-left: 0; }
  .form .btn, .mini-form .btn { width: 100%; }
}

@media (max-width: 420px) {
  .nav__toggle-label {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .nav, .nav__link, .nav-panel { transition: none; }
}

.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  padding-top: calc(var(--nav) + 36px);
  padding-bottom: 28px;
}

.hero__copy { max-width: 1360px; }

.hero__title {
  font-size: clamp(2.6rem, 6.6vw, 5.5rem);
  max-width: 13ch;
  margin-bottom: 1.1rem;
}

.hero__title em { font-style: normal; font-weight: 700; }

.hero__lede { max-width: 40rem; }

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 22px;
  margin-top: 28px;
}

.still { margin-top: 28px; }

.still__stage {
  position: relative;
  height: clamp(440px, 48vw, 560px);
}

.still__glow {
  position: absolute;
  left: 18%;
  top: 12%;
  width: 64%;
  height: 55%;
  background: radial-gradient(circle, rgba(227, 106, 46, 0.2), transparent 68%);
  filter: blur(6px);
  pointer-events: none;
}

.sheet {
  position: absolute;
  left: 50%;
  width: min(440px, 78%);
  border: 1px solid var(--line-strong);
  border-radius: 18px;
  background: var(--sheet);
  box-shadow: var(--shadow);
}

.sheet--back {
  top: 36px;
  width: min(390px, 70%);
  transform: translateX(-68%) rotate(-7deg);
  height: 230px;
  padding: 22px;
  color: var(--faint);
  opacity: 0.72;
}

.sheet--front {
  top: 86px;
  width: min(430px, 72%);
  transform: translateX(-40%);
  padding: 22px 22px 18px;
}

.sheet__bar, .sheet__lines li, .sheet__sum {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.sheet__who {
  margin: 22px 0 16px;
  font-family: var(--serif);
  font-size: 1.8rem;
  letter-spacing: -0.03em;
}

.sheet__lines { display: grid; gap: 8px; color: var(--muted); font-variant-numeric: tabular-nums; }

.sheet__sum {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-variant-numeric: tabular-nums;
}

.sheet__sum strong { font-family: var(--sans); font-size: 1.7rem; font-weight: 700; }

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-family: var(--sans);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tag--ok { color: var(--ok); border-color: var(--ok-line); }

.chip {
  position: absolute;
  display: grid;
  gap: 4px;
  min-width: 180px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--chip);
  font-size: 0.85rem;
  color: var(--muted);
}

.chip strong { color: var(--text); font-weight: 500; }

.chip--link { left: max(0px, calc(50% - 450px)); top: 248px; }

.chip--voice {
  left: calc(50% + 250px);
  top: 58px;
  right: auto;
  display: flex;
  align-items: center;
  gap: 12px;
}

.bars { display: flex; align-items: center; gap: 3px; height: 18px; }

.bars i {
  display: block;
  width: 3px;
  height: 14px;
  background: var(--accent);
  transform-origin: center;
}

.plinth {
  position: absolute;
  left: 50%;
  bottom: 36px;
  width: min(520px, 84%);
  height: 12px;
  transform: translateX(-50%);
  border-radius: 999px;
  background: var(--plinth);
  box-shadow: var(--shadow);
}

.still figcaption {
  margin-top: 8px;
  color: var(--faint);
  font-size: 0.82rem;
  text-align: center;
}

.scrollcue {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: auto;
  padding-top: 28px;
  color: var(--muted);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
}

.scrollcue__line {
  width: 1px;
  height: 42px;
  background: var(--accent);
  transform-origin: top;
}

.promise {
  background:
    radial-gradient(600px 240px at 80% 120%, rgba(227, 106, 46, 0.16), transparent 70%),
    var(--bg-raise);
}

.promise__inner {
  min-height: 78vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-block: clamp(72px, 12vw, 140px);
}

.promise__title {
  font-size: clamp(3rem, 7vw, 6.4rem);
  max-width: 14ch;
  margin-bottom: 28px;
}

.intro__grid, .method__grid {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 32px;
  align-items: start;
}

.intro__text {
  font-family: var(--sans);
  font-weight: 500;
  font-size: clamp(1.45rem, 2.4vw, 2rem);
  line-height: 1.35;
  letter-spacing: -0.02em;
}

.process__list { position: relative; }

.thread {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 1px;
  overflow: visible;
}

.thread line {
  stroke: var(--accent);
  stroke-width: 2;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
}

.step {
  display: grid;
  grid-template-columns: 4.5rem 1.05fr 0.95fr;
  gap: 18px 28px;
  align-items: baseline;
  padding-block: 34px;
  border-top: 1px solid var(--line);
}

.step__no {
  font-family: var(--sans);
  font-style: normal;
  font-weight: 600;
  font-size: 1.15rem;
  letter-spacing: 0.04em;
  color: var(--accent);
}

.step__title { font-size: clamp(2.1rem, 4vw, 3.5rem); }

.step p:last-child { color: var(--muted); }

.rail__bar {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 20px;
  margin-bottom: 28px;
}

.rail__bar h2 { max-width: 12ch; }

.rail__controls { display: flex; align-items: center; gap: 8px; }

.rail__status {
  min-width: 5.5rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.08em;
}

.rail__track {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-padding-inline: max(var(--pad), calc((100% - var(--wide)) / 2));
  padding-inline: max(var(--pad), calc((100vw - var(--wide)) / 2));
  padding-bottom: 12px;
  list-style: none;
  scrollbar-width: thin;
  scrollbar-color: var(--accent) transparent;
  overscroll-behavior-x: contain;
}

.case {
  flex: 0 0 min(400px, 84vw);
  scroll-snap-align: start;
}

.case a {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  text-decoration: none;
  border: 1px solid var(--line);
  background: var(--bg-card);
  transition: border-color 0.6s var(--ease);
}

.case a:hover { border-color: var(--accent); }

.case__visual {
  height: 210px;
  display: grid;
  place-items: center;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(180px 90px at 50% 80%, rgba(227, 106, 46, 0.12), transparent 70%),
    var(--bg-raise);
  overflow: hidden;
}

.case__visual svg {
  width: min(280px, 80%);
  height: auto;
  transition: transform 0.8s var(--ease);
}

.case a:hover .case__visual svg { transform: scale(1.04); }

.case__meta, .case__facts div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
}

.case__meta { padding: 18px 18px 8px; align-items: baseline; }

.case__meta span { color: var(--accent); font-variant-numeric: tabular-nums; }

.case__facts { padding: 8px 18px 18px; }

.case__facts div { padding-block: 10px; border-top: 1px solid var(--line); }

.case__facts dt { color: var(--faint); font-size: 0.82rem; }

.case__facts dd { margin: 0; text-align: right; }

.offerings {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.offering {
  min-height: 280px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  padding: clamp(24px, 3vw, 40px);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.offering__no { color: var(--accent); font-variant-numeric: tabular-nums; letter-spacing: 0.08em; }

.offering p { color: var(--muted); max-width: 38ch; }

.offering .textlink { margin-top: auto; }

.stat-grid, .audience-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.stat { padding-top: 18px; border-top: 1px solid var(--line); }

.stat__value {
  font-family: var(--sans);
  font-weight: 700;
  font-size: clamp(2.8rem, 5vw, 4.4rem);
  letter-spacing: -0.04em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.stat h3 { margin: 12px 0 8px; font-size: 1.35rem; }

.stat p, .audience p { color: var(--muted); }

.notes { display: grid; gap: 14px; margin-top: 28px; }

.notes li {
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.audience {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 280px;
  padding: 24px;
  text-decoration: none;
  border: 1px solid var(--line);
  background: transparent;
  transition: border-color 0.6s var(--ease), transform 0.6s var(--ease);
}

.audience:hover { border-color: var(--accent); transform: translateY(-4px); }

.audience .textlink { margin-top: auto; text-decoration: none; }

.system-list { border-top: 1px solid var(--line); }

.system {
  display: grid;
  grid-template-columns: 0.6fr 1.4fr;
  gap: 24px;
  padding-block: 26px;
  border-bottom: 1px solid var(--line);
}

.system p { color: var(--muted); }

@media (prefers-reduced-motion: no-preference) {
  .chip { animation: float 8s ease-in-out infinite; }
  .chip--voice { animation-delay: -2.5s; }
  .bars i { animation: bar 1.4s ease-in-out infinite; }
  .bars i:nth-child(2) { animation-delay: 0.15s; }
  .bars i:nth-child(3) { animation-delay: 0.28s; }
  .bars i:nth-child(4) { animation-delay: 0.08s; }
  .bars i:nth-child(5) { animation-delay: 0.22s; }
  .scrollcue__line { animation: pulse 1.8s var(--ease) infinite; }
}

@keyframes float {
  50% { translate: 0 -8px; }
}

@keyframes bar {
  50% { transform: scaleY(0.35); }
}

@keyframes pulse {
  0% { transform: scaleY(0.3); opacity: 0.4; }
  60% { transform: scaleY(1); opacity: 1; }
  100% { transform: scaleY(0.3); opacity: 0.4; }
}

@media (max-width: 980px) {
  .intro__grid, .method__grid, .step, .system, .offerings, .stat-grid, .audience-grid {
    grid-template-columns: 1fr;
  }
  .step p:last-child { grid-column: auto; }
  .sheet,
  .sheet--back,
  .sheet--front,
  .chip,
  .chip--link,
  .chip--voice {
    position: relative;
    left: auto;
    right: auto;
    top: auto;
    bottom: auto;
    transform: none;
    width: 100%;
    margin: 0;
  }
  .sheet--back, .plinth, .still__glow { display: none; }
  .still__stage {
    height: auto;
    display: grid;
    gap: 12px;
    padding-bottom: 8px;
  }
  .offerings { border-right: 0; }
  .stat-grid, .audience-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .hero__title { font-size: clamp(2.35rem, 11vw, 3.2rem); max-width: 14ch; }
  .promise__title { font-size: clamp(2.3rem, 10vw, 3.4rem); }
  .stat-grid, .audience-grid { grid-template-columns: 1fr; }
  .case__facts div { flex-direction: column; }
  .case__facts dd { text-align: left; }
}

.page-hero { padding-top: calc(var(--nav) + 48px); padding-bottom: clamp(28px, 5vw, 56px); }

.page-hero--tall { min-height: 80svh; }

.crumb { margin-bottom: 22px; color: var(--faint); font-size: 0.9rem; }

.crumb a { color: var(--muted); text-decoration: none; }

.crumb a:hover { color: var(--text); }

.page-title {
  font-size: clamp(2.4rem, 5.4vw, 4.6rem);
  max-width: 18ch;
  margin-bottom: 1rem;
}

.split {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 36px;
  align-items: start;
}

.split h2 { max-width: 12ch; }

.prose { display: grid; gap: 1rem; color: var(--muted); }

.prose h2 {
  margin-top: 1.2rem;
  color: var(--text);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  max-width: 22ch;
}

.prose ul { display: grid; gap: 0.6rem; padding-left: 1rem; list-style: disc; }

.prose a { color: var(--text); }

.principle-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.principle-list li {
  padding: 28px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.principle-list h3 { margin-bottom: 10px; }

.principle-list p, .deploy-grid p { color: var(--muted); }

.deploy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.deploy-grid article {
  min-height: 240px;
  padding: 28px;
  border: 1px solid var(--line);
  background: var(--bg-raise);
}

.deploy-grid h3 { margin-bottom: 12px; }

.sector {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: 32px;
  padding-block: clamp(40px, 6vw, 72px);
  border-top: 1px solid var(--line);
}

.idx {
  font-family: var(--sans);
  font-weight: 700;
  font-size: clamp(3.2rem, 7vw, 5.5rem);
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1px var(--stroke);
  transition: color 0.6s var(--ease), -webkit-text-stroke-color 0.6s var(--ease);
}

.sector:hover .idx,
.sector:focus-within .idx {
  color: var(--accent);
  -webkit-text-stroke-color: var(--accent);
}

.sector h2 { margin-top: 12px; max-width: 10ch; }

.sector .lede { margin-bottom: 18px; }

.feature-layout {
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: 42px;
  align-items: start;
  padding-bottom: clamp(48px, 8vw, 96px);
}

.spy {
  position: sticky;
  top: calc(var(--nav) + 16px);
  display: grid;
  gap: 2px;
  max-height: calc(100svh - var(--nav) - 32px);
  overflow: auto;
  padding-bottom: 12px;
}

.spy a {
  display: flex;
  gap: 10px;
  padding: 8px 0;
  color: var(--faint);
  text-decoration: none;
  font-size: 0.92rem;
  line-height: 1.35;
}

.spy a span { color: var(--accent); font-variant-numeric: tabular-nums; }

.spy a.is-active,
.spy a:hover { color: var(--text); }

.feature {
  padding-block: 42px 56px;
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--nav) + 18px);
}

.feature__head { display: grid; justify-items: start; gap: 8px; margin-bottom: 26px; }

.feature__no {
  font-family: var(--serif);
  font-style: italic;
  color: var(--accent);
  font-size: 1.4rem;
}

.feature h2 { font-size: clamp(2rem, 4vw, 3.3rem); max-width: 18ch; }

.feature__grid, .scope {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.feature__grid h3, .scope h3 { margin-bottom: 12px; font-size: 1.25rem; }

.scope {
  margin-top: 26px;
  padding: 22px;
  background: var(--bg-raise);
  border: 1px solid var(--line);
}

.scope li { color: var(--muted); }

.scope li + li { margin-top: 8px; }

.contact-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 48px;
  align-items: start;
}

.expect { display: grid; gap: 22px; margin-top: 32px; }

.expect h2 { font-size: 1.7rem; }

.expect p { color: var(--muted); }

.essay-list { border-top: 1px solid var(--line); }

.essay {
  display: grid;
  grid-template-columns: 4rem 1fr auto;
  gap: 18px;
  align-items: start;
  padding-block: 28px;
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.essay__no { font-family: var(--sans); font-style: normal; font-weight: 600; color: var(--accent); font-size: 1.15rem; }

.essay__meta { color: var(--faint); font-size: 0.85rem; letter-spacing: 0.06em; text-transform: uppercase; }

.essay h2 { margin: 6px 0 8px; font-size: clamp(1.7rem, 3vw, 2.5rem); max-width: 24ch; }

.essay p { color: var(--muted); max-width: 62ch; }

.essay .icon { margin-top: 8px; transition: transform 0.6s var(--ease); }

.essay:hover .icon { transform: translate(3px, -3px); }

.article__body { padding-bottom: clamp(56px, 8vw, 100px); }

.article__body p, .article__body li { font-size: 1.125rem; }

.more { padding-top: 0; }

.more__list { display: grid; gap: 0; border-top: 1px solid var(--line); }

.more__list a {
  display: block;
  padding-block: 16px;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  font-family: var(--serif);
  font-size: 1.45rem;
  letter-spacing: -0.02em;
}

.more__list a:hover { color: var(--accent); }

@media (max-width: 980px) {
  .split, .principle-list, .deploy-grid, .sector, .feature-layout, .feature__grid, .scope, .contact-layout {
    grid-template-columns: 1fr;
  }
  .principle-list { border-left: 0; }
  .principle-list li { border-left: 0; border-right: 0; }
  .spy {
    position: sticky;
    top: var(--nav);
    z-index: 5;
    display: flex;
    gap: 16px;
    max-height: none;
    overflow-x: auto;
    background: var(--nav-bg);
    border-bottom: 1px solid var(--line);
  }
  .spy a { flex: 0 0 auto; max-width: 220px; }
  .essay { grid-template-columns: 3rem 1fr; }
  .essay .icon { display: none; }
}