@font-face {
  font-family: "Syne";
  src: url("./assets/fonts/syne-700.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Syne";
  src: url("./assets/fonts/syne-800.woff2") format("woff2");
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Big Shoulders Display";
  src: url("./assets/fonts/shoulders-700.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Big Shoulders Display";
  src: url("./assets/fonts/shoulders-800.woff2") format("woff2");
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Big Shoulders Display";
  src: url("./assets/fonts/shoulders-900.woff2") format("woff2");
  font-weight: 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Geist";
  src: url("./assets/fonts/geist-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Geist";
  src: url("./assets/fonts/geist-500.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Geist";
  src: url("./assets/fonts/geist-600.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("./assets/fonts/plex-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("./assets/fonts/plex-500.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg: #121416;
  --bg-2: #181b1d;
  --ink: #f0ece3;
  --muted: #8f948c;
  --lime: #c9e14a;
  --lime-ink: #121416;
  --paper: #e6dfd0;
  --paper-ink: #1c1b18;
  --line: rgba(240, 236, 227, 0.14);
  --red: #d4655c;
  --ease: cubic-bezier(0.32, 0.72, 0, 1);
  --display: "Big Shoulders Display", "Syne", "Arial Narrow", sans-serif;
  --sans: "Geist", "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --z-nav: 20;
  --z-menu: 30;
  --z-grain: 40;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 400;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
button, input, textarea { font: inherit; }
a { color: inherit; }

.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: var(--z-grain);
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.35'/%3E%3C/svg%3E");
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -40px;
  z-index: 50;
  background: var(--lime);
  color: var(--lime-ink);
  padding: 8px 12px;
  font: 12px var(--mono);
}
.skip-link:focus { top: 16px; }

.section-wrap {
  max-width: 1360px;
  margin: 0 auto;
  padding-left: clamp(20px, 4vw, 72px);
  padding-right: clamp(20px, 4vw, 72px);
}

.site-header {
  position: fixed;
  top: 14px;
  left: 0;
  right: 0;
  width: min(1280px, calc(100% - 28px));
  margin: 0 auto;
  height: 64px;
  z-index: var(--z-nav);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 0 8px 0 18px;
  background: rgba(18, 20, 22, 0.72);
  border: 1px solid var(--line);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-family: var(--mono);
  font-size: 15px;
  letter-spacing: 0.12em;
}
.brand-mark {
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  background: var(--lime);
  color: var(--lime-ink);
  font: 700 12px var(--display);
}
.nav-links {
  position: fixed;
  top: 14px;
  left: 0;
  right: 0;
  height: 64px;
  z-index: 21;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 26px;
  pointer-events: none;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.nav-links a { pointer-events: auto; }
.nav-links a { color: var(--muted); text-decoration: none; }
.nav-links a:hover, .text-link:hover { color: var(--lime); }
.header-cta, .button {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  border: 0;
  cursor: pointer;
  text-decoration: none;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0 8px 0 16px;
  height: 44px;
  transition: transform 280ms var(--ease), background 280ms var(--ease);
}
.header-cta, .button-accent {
  background: var(--lime);
  color: var(--lime-ink);
}
.header-cta:hover, .button-accent:hover { background: #d8ef6a; }
.header-cta:active, .button-accent:active { transform: scale(0.98); }
.cta-icon {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  background: rgba(18, 20, 22, 0.12);
  font-size: 13px;
}
.header-cta:hover .cta-icon, .button-accent:hover .cta-icon {
  transform: translate(1px, -1px);
}
.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 0;
  position: relative;
  z-index: 60;
  cursor: pointer;
}
.menu-toggle i {
  position: absolute;
  left: 12px;
  right: 12px;
  height: 1px;
  background: var(--ink);
  transition: transform 400ms var(--ease);
}
.menu-toggle i:first-child { top: 18px; }
.menu-toggle i:last-child { top: 26px; }
.menu-toggle.is-open i:first-child { transform: translateY(4px) rotate(45deg); }
.menu-toggle.is-open i:last-child { transform: translateY(-4px) rotate(-45deg); }

.hero {
  position: relative;
  min-height: 0;
  display: flex;
  align-items: flex-end;
  padding: 108px clamp(20px, 4vw, 72px) 28px;
}
.hero-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.15);
}
.hero-scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(18, 20, 22, 0.88) 0%, rgba(18, 20, 22, 0.35) 46%, rgba(18, 20, 22, 0.12) 100%),
    linear-gradient(180deg, rgba(18, 20, 22, 0.2) 0%, rgba(18, 20, 22, 0.78) 100%);
}
.hero-copy {
  position: relative;
  z-index: 1;
  max-width: 820px;
  padding-bottom: 8px;
}
.hero h1 {
  margin: 0 0 18px;
  font-family: var(--display);
  font-weight: 900;
  font-size: clamp(36px, 5.6vw, 84px);
  line-height: 0.86;
  letter-spacing: -0.03em;
  font-kerning: normal;
  text-rendering: geometricPrecision;
}
.hero h1 .line {
  position: relative;
  display: block;
  white-space: nowrap;
  color: var(--ink);
  -webkit-text-stroke: 0.6px rgba(18, 20, 22, 0.35);
  paint-order: stroke fill;
  text-shadow:
    0 1px 0 rgba(255, 255, 255, 0.18),
    0 -1px 0 rgba(0, 0, 0, 0.45);
  filter: drop-shadow(0.045em 0.06em 0 var(--lime));
}
.hero h1 .accent {
  color: var(--lime);
  -webkit-text-stroke: 0.7px rgba(18, 20, 22, 0.55);
  text-shadow:
    0 1px 0 rgba(255, 255, 255, 0.22),
    0 -1px 0 rgba(0, 0, 0, 0.5);
  filter: drop-shadow(0.045em 0.06em 0 rgba(12, 14, 16, 0.92));
}
.hero-lede {
  margin: 0 0 12px;
  max-width: 54ch;
  font-size: 16px;
  line-height: 1.5;
  color: #d5d2c8;
}
.hero-lede.secondary { color: #b7b9b1; margin-bottom: 18px; }
.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--lime);
}
.hero-facts li { white-space: nowrap; }

.thesis {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
  padding-top: 120px;
  padding-bottom: 140px;
}
.thesis-media { position: relative; }
.thesis-main {
  width: 100%;
  height: min(72vh, 760px);
  object-fit: cover;
  object-position: 70% 40%;
  filter: grayscale(1) contrast(1.12);
}
.thesis-inset {
  position: absolute;
  right: -28px;
  bottom: -36px;
  width: min(240px, 38%);
  height: 180px;
  object-fit: cover;
  border: 1px solid var(--line);
  box-shadow: 20px 24px 50px rgba(0, 0, 0, 0.4);
}
.thesis-copy { position: relative; padding-top: 8px; }
.giant-index {
  display: block;
  text-align: right;
  font-family: var(--display);
  font-weight: 900;
  font-size: clamp(72px, 9vw, 128px);
  line-height: 0.72;
  color: var(--lime);
  letter-spacing: -0.04em;
  margin: 0 0 12px;
  -webkit-text-stroke: 0.8px rgba(18, 20, 22, 0.45);
  paint-order: stroke fill;
  filter: drop-shadow(0.04em 0.05em 0 rgba(12, 14, 16, 0.9));
}
.thesis h2, .cases h2, .studio h2, .receipt-copy h2, .developer-band h2, .close h2 {
  margin: 0;
  font-family: var(--display);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 0.86;
  text-wrap: balance;
  text-shadow:
    0 1px 0 rgba(255, 255, 255, 0.12),
    0 -1px 0 rgba(0, 0, 0, 0.4);
  filter: drop-shadow(0.035em 0.045em 0 rgba(201, 225, 74, 0.28));
}
.thesis h2 { font-size: clamp(48px, 6vw, 84px); margin-bottom: 28px; max-width: 8ch; }
.thesis-copy p, .cases-lead, .receipt-copy p {
  margin: 0;
  max-width: 42ch;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.55;
}

.method {
  display: grid;
  grid-template-columns: 0.85fr 1.4fr 0.85fr;
  min-height: 78vh;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.method-slice {
  padding: 96px 28px 36px;
  border-right: 1px solid var(--line);
  cursor: pointer;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 78vh;
  text-align: left;
  transition: background 400ms var(--ease);
}
.method-slice:last-child { border-right: 0; }
.method-slice h3 {
  margin: 0;
  font-family: var(--display);
  font-weight: 900;
  font-size: clamp(56px, 8vw, 118px);
  letter-spacing: -0.02em;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  align-self: flex-start;
  color: transparent;
  -webkit-text-stroke: 1.6px var(--ink);
  paint-order: stroke fill;
  filter: drop-shadow(0.045em 0.05em 0 var(--lime));
}
.method-slice .method-body {
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 400ms var(--ease), transform 400ms var(--ease);
}
.method-slice.is-open {
  background: var(--bg-2);
  cursor: default;
}
.method-slice.is-open h3 {
  writing-mode: horizontal-tb;
  transform: none;
  color: var(--lime);
  -webkit-text-stroke: 0.8px rgba(18, 20, 22, 0.55);
  paint-order: stroke fill;
  text-shadow:
    0 1px 0 rgba(255, 255, 255, 0.2),
    0 -1px 0 rgba(0, 0, 0, 0.45);
  filter: drop-shadow(0.05em 0.06em 0 rgba(12, 14, 16, 0.92));
  padding-bottom: 8px;
}
.method-slice.is-open .method-body {
  opacity: 1;
  visibility: visible;
  transform: none;
  pointer-events: auto;
  margin-top: auto;
}
.method-body p { color: var(--muted); line-height: 1.5; max-width: 36ch; }
.method-example, .method-stat {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--lime);
  letter-spacing: 0.02em;
}
.method-stat b {
  display: block;
  font-family: var(--display);
  font-size: 64px;
  color: var(--lime);
  letter-spacing: -0.06em;
  line-height: 0.9;
}

.cases { padding-top: 130px; padding-bottom: 140px; }
.cases h2 { font-size: clamp(40px, 5.5vw, 76px); max-width: 14ch; margin-bottom: 18px; }
.cases-lead { margin-bottom: 48px; }
.case-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr;
  gap: 16px;
}
.case-card {
  text-align: left;
  background: var(--bg-2);
  border: 1px solid var(--line);
  color: var(--ink);
  padding: 28px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: border-color 280ms var(--ease), transform 280ms var(--ease);
}
.case-card:hover { border-color: var(--lime); transform: translateY(-2px); }
.case-card:focus-visible { outline: 2px solid var(--lime); outline-offset: 3px; }
.case-kicker, .result-kicker, .studio-note, .form-note, label, .question-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}
.case-asset {
  font-family: var(--display);
  font-size: clamp(42px, 5vw, 72px);
  letter-spacing: -0.05em;
  line-height: 0.9;
}
.case-event { margin: 0; color: #c9c6bc; line-height: 1.45; max-width: 42ch; }
.case-decision {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--lime);
}
.case-decision.mute { color: var(--ink); }
.case-card dl {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: auto 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.case-card dt { font-family: var(--mono); font-size: 10px; color: var(--muted); letter-spacing: 0.08em; text-transform: uppercase; }
.case-card dd {
  margin: 8px 0 0;
  font-family: var(--mono);
  font-size: 16px;
  font-variant-numeric: tabular-nums;
}

#how, #cases, #studio, #receipts, #developers, #thesis {
  scroll-margin-top: 96px;
}
.studio { padding-top: 8px; padding-bottom: 88px; }
.studio-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 24px;
  margin-bottom: 20px;
}
.studio h2 { font-size: clamp(32px, 4.2vw, 58px); }
.studio-shell {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  border: 1px solid var(--line);
  background: var(--bg-2);
}
.studio-form {
  padding: 28px;
  border-right: 1px solid var(--line);
}
label, .question-label {
  display: flex;
  justify-content: space-between;
  margin-bottom: 10px;
}
label span { font-size: 9px; }
.token-input {
  display: flex;
  align-items: center;
  border: 1px solid var(--line);
  height: 52px;
  margin-bottom: 26px;
}
.token-input span {
  font: 18px var(--mono);
  color: var(--lime);
  padding-left: 16px;
}
.token-input input, textarea {
  width: 100%;
  background: transparent;
  border: 0;
  color: var(--ink);
  font: 15px var(--mono);
  outline: 0;
  padding: 14px;
}
textarea {
  border: 1px solid var(--line);
  min-height: 120px;
  resize: vertical;
  line-height: 1.55;
  margin-bottom: 26px;
}
.token-input:focus-within, textarea:focus, .choice:focus-visible, .submit-button:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}
.question-options { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }
.choice {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--line);
  padding: 11px 13px;
  font: 10px var(--mono);
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.choice.active, .choice:hover { border-color: var(--lime); color: var(--lime); }
.submit-button { width: 100%; justify-content: space-between; height: 52px; }
.submit-button:disabled { opacity: 0.55; cursor: wait; }
.form-note { margin: 16px 0 0; line-height: 1.5; color: #6f756f; text-transform: none; letter-spacing: 0; }

.result-panel {
  min-height: 480px;
  padding: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 50% 28%, rgba(201, 225, 74, 0.06), transparent 46%);
}
.result-placeholder { text-align: center; color: var(--muted); font: 11px var(--mono); letter-spacing: 0.1em; }
.result-cross { display: block; color: var(--lime); font: 68px var(--display); line-height: 1; margin-bottom: 16px; }
.result-live { width: 100%; }
.result-live .result-kicker { display: block; margin-bottom: 12px; }
.result-live h3 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(28px, 3.2vw, 48px);
  color: var(--lime);
  letter-spacing: -0.05em;
  line-height: 0.92;
  margin: 0 0 12px;
}
.result-token { font: 12px var(--mono); margin: 0 0 28px; }
.result-token span { color: var(--muted); }
.result-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 28px;
}
.metric { border-top: 1px solid var(--line); padding-top: 12px; }
.metric small { display: block; color: var(--muted); font: 10px var(--mono); margin-bottom: 7px; letter-spacing: 0.08em; }
.metric strong { font: 18px var(--mono); }
.metric strong.lime { color: var(--lime); }
.live-confidence { margin: 0 0 22px; display: grid; grid-template-columns: 1fr auto; gap: 8px; }
.live-confidence span { font: 10px var(--mono); color: var(--muted); letter-spacing: 0.08em; }
.confidence-bar { grid-column: 1 / -1; height: 2px; background: transparent; }
.confidence-bar i { display: block; height: 100%; background: var(--lime); }
.prob-list { display: grid; gap: 8px; margin-bottom: 24px; }
.prob-row {
  display: flex;
  justify-content: space-between;
  border-top: 1px solid var(--line);
  padding-top: 8px;
  font: 11px var(--mono);
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.prob-row b { color: var(--ink); }
.result-reasons { border-top: 1px solid var(--line); padding-top: 16px; font: 12px var(--mono); color: #aab0aa; line-height: 1.7; }
.result-reasons b { color: var(--ink); font-weight: 500; }
.result-status { text-align: center; max-width: 420px; color: var(--muted); font: 12px var(--mono); line-height: 1.6; }
.result-status h3 { font: 800 clamp(28px, 4vw, 42px) var(--display); letter-spacing: -0.04em; margin: 0 0 12px; color: var(--lime); }
.result-status.error h3 { color: var(--red); }
.result-skeleton { width: 100%; display: grid; gap: 14px; }
.sk-line { height: 12px; background: rgba(240, 236, 227, 0.06); }
.sk-wide { height: 48px; width: 70%; }
.sk-mid { width: 52%; }
.sk-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.sk-cell { height: 64px; background: rgba(240, 236, 227, 0.05); border-top: 1px solid var(--line); }

.receipts {
  padding-top: 40px;
  padding-bottom: 150px;
  background:
    linear-gradient(180deg, transparent, rgba(230, 223, 208, 0.03) 40%, transparent);
}
.receipts-inner {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: center;
}
.receipt-copy h2 { font-size: clamp(42px, 5.6vw, 78px); max-width: 10ch; margin-bottom: 24px; }
.receipt-copy p { margin-bottom: 28px; }
.text-link {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
}
.receipt-stage { position: relative; min-height: 420px; }
.receipt-fiber {
  position: absolute;
  right: 8px;
  bottom: -12px;
  width: min(340px, 70%);
  height: 220px;
  object-fit: cover;
  opacity: 0.7;
}
.receipt-sheet {
  position: relative;
  width: min(460px, 100%);
  margin-left: auto;
  background: var(--paper);
  color: var(--paper-ink);
  padding: 26px;
  transform: rotate(2deg);
  box-shadow: 22px 28px 60px rgba(0, 0, 0, 0.45);
  font-family: var(--mono);
}
.receipt-heading { display: flex; justify-content: space-between; font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: #5c6158; border-bottom: 1px solid #b7b3a6; padding-bottom: 14px; }
.receipt-heading span:last-child { color: #2f6a34; }
.receipt-main { display: grid; grid-template-columns: auto 1fr auto; gap: 16px; align-items: center; border-bottom: 1px solid #b7b3a6; padding: 26px 0; }
.receipt-token { font: 800 42px var(--display); }
.receipt-main strong { display: block; font-size: 18px; margin-top: 6px; }
.receipt-details { display: flex; justify-content: space-between; gap: 10px; font-size: 10px; color: #5f665e; padding: 18px 0; text-transform: uppercase; }
.receipt-hash { margin: 0; border-top: 1px dashed #b7b3a6; padding-top: 14px; font-size: 11px; color: #667066; }

.developer-band {
  padding-top: 110px;
  padding-bottom: 120px;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 48px;
  align-items: end;
}
.developer-band h2 { font-size: clamp(42px, 5.6vw, 78px); max-width: 12ch; }
.developer-band h2 span { color: var(--lime); }
.code-block {
  background: #14181a;
  border: 1px solid var(--line);
  padding: 22px;
  font: 13px var(--mono);
  position: relative;
}
.code-block > span { color: var(--red); margin-right: 12px; }
.code-block code { color: var(--lime); }
.code-block button {
  position: absolute;
  right: 16px;
  top: 16px;
  background: transparent;
  border: 0;
  color: var(--muted);
  font: 10px var(--mono);
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.code-block pre { margin: 22px 0 0; border-top: 1px solid var(--line); padding-top: 20px; line-height: 1.8; color: #c7ccc5; white-space: pre-wrap; }
.code-block pre span { color: #9bb0bf; }
.code-block pre b { color: var(--lime); font-weight: 400; }

.close {
  padding-top: 80px;
  padding-bottom: 140px;
  text-align: center;
}
.close h2 { font-size: clamp(48px, 7vw, 96px); margin-bottom: 32px; }

.footer {
  border-top: 1px solid var(--line);
  padding-top: 22px;
  padding-bottom: 28px;
  display: flex;
  justify-content: space-between;
  color: #6f756f;
  font: 10px var(--mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.footer a { color: var(--muted); text-decoration: none; }

.reveal {
  opacity: 0;
  transform: translateY(28px);
  animation: rise 900ms var(--ease) forwards;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal, .method-slice .method-body, .header-cta, .button, .case-card, .cta-icon {
    animation: none;
    transition: none;
    transform: none;
    opacity: 1;
  }
  .hero h1 .line, .method-slice h3, .method-slice.is-open h3 {
    filter: none;
  }
}

@keyframes rise {
  to { opacity: 1; transform: none; }
}

@media (max-width: 980px) {
  .nav-links {
    display: none;
    inset: 0;
    height: 100dvh;
    z-index: var(--z-menu);
    background: #121416;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 96px 28px 40px;
    gap: 22px;
    font-size: 18px;
    pointer-events: auto;
  }
  .nav-links.is-open { display: flex; }
  .site-header { z-index: 50; background: #16181a; }
  .menu-toggle { display: block; }
  .header-cta { display: none; }
  .thesis, .case-grid, .studio-shell, .receipts-inner, .developer-band {
    grid-template-columns: 1fr;
  }
  .method { grid-template-columns: 1fr; padding-top: 72px; }
  .method-slice, .method-slice.is-open { min-height: auto; padding-top: 28px; }
  .method .method-slice h3,
  .method .method-slice.is-open h3 {
    writing-mode: horizontal-tb;
    transform: none;
    font-size: 56px;
    margin-bottom: 8px;
  }
  .method-slice .method-body, .method-slice.is-open .method-body {
    opacity: 1;
    visibility: visible;
    transform: none;
    pointer-events: auto;
    margin-top: 20px;
  }
  .thesis-inset { right: 16px; bottom: -24px; }
  .studio-form { border-right: 0; border-bottom: 1px solid var(--line); }
  .result-panel { min-height: 440px; }
  .giant-index { font-size: 96px; }
}

@media (max-width: 560px) {
  .site-header { height: 58px; top: 10px; }
  .hero { min-height: 0; padding: 92px 20px 20px; }
  .hero h1 { font-size: 36px; }
  .hero-lede { font-size: 15px; }
  .thesis, .cases, .receipts, .close { padding-bottom: 90px; }
  .studio-form, .result-panel { padding: 22px; }
  .case-card dl { grid-template-columns: 1fr 1fr; }
  .receipt-details { flex-direction: column; }
  .footer { flex-wrap: wrap; gap: 12px; }
}