/* ─────────────────────────────────────────────────────────────
   Celwork — editorial landing
   Tokens live as CSS custom properties on :root so palette
   tweaks can swap them without a re-render.
   ───────────────────────────────────────────────────────────── */

:root {
  /* default palette: Terracota */
  --bg: #F7F5F0;
  --bg-deep: #EFEBE2;
  --text: #1A1814;
  --text-soft: #3C3833;
  --accent: #D4522A;
  --accent-deep: #B33A18;
  --accent-light: #F0E8E0;
  --muted: #8A8680;
  --border: #E0DDD8;
  --hairline: #C9C5BD;

  /* type */
  --serif: "Shippori Mincho", "Cormorant Garamond", "Times New Roman", serif;
  --sans: "DM Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;

  /* layout */
  --content-w: 1100px;
  --content-w-wide: 1280px;
  --gutter: clamp(20px, 4vw, 56px);
  --section-y: clamp(72px, 11vw, 140px);
}

/* palette: Sumi (deep indigo + paper) */
:root[data-palette="sumi"] {
  --bg: #F4F1E8;
  --bg-deep: #ECE7D9;
  --text: #16161D;
  --text-soft: #2E2E3A;
  --accent: #1F3A6E;
  --accent-deep: #122452;
  --accent-light: #E2E5EE;
  --muted: #6F6C62;
  --border: #DAD5C7;
  --hairline: #BFBAA9;
}

/* palette: Encre (high contrast minimal) */
:root[data-palette="encre"] {
  --bg: #EFEDE5;
  --bg-deep: #E5E2D8;
  --text: #0C0C0C;
  --text-soft: #2A2A2A;
  --accent: #0C0C0C;
  --accent-deep: #000000;
  --accent-light: #D8D4C8;
  --muted: #6B6862;
  --border: #C9C5B9;
  --hairline: #A8A496;
}

* {
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

body {
  overflow-x: hidden;
}

/* very subtle paper grain */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.5;
  mix-blend-mode: multiply;
  background-image:
    radial-gradient(rgba(120, 100, 80, 0.04) 1px, transparent 1px),
    radial-gradient(rgba(120, 100, 80, 0.025) 1px, transparent 1px);
  background-size: 3px 3px, 7px 7px;
  background-position: 0 0, 1px 2px;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

input, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

/* ─── shell ───────────────────────────────────────────────── */

.shell {
  position: relative;
  z-index: 2;
}

.container {
  max-width: var(--content-w);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.container-wide {
  max-width: var(--content-w-wide);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

/* ─── nav ─────────────────────────────────────────────────── */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 200ms ease;
}
.nav.scrolled {
  border-bottom-color: var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px var(--gutter);
  max-width: var(--content-w-wide);
  margin: 0 auto;
}
.wordmark {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.02em;
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.wordmark .dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  display: inline-block;
  transform: translateY(-2px);
}
.wordmark .ja {
  font-size: 13px;
  color: var(--muted);
  font-family: var(--serif);
  letter-spacing: 0.1em;
  margin-left: 4px;
}
.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
  font-size: 14px;
  color: var(--text-soft);
}
.nav-links a {
  position: relative;
  padding: 4px 0;
  transition: color 160ms;
}
.nav-links a:hover { color: var(--accent); }
.nav-links .ghost-cta {
  border: 1px solid var(--text);
  padding: 8px 16px;
  border-radius: 999px;
  transition: all 200ms;
}
.nav-links .ghost-cta:hover {
  background: var(--text);
  color: var(--bg);
}
@media (max-width: 720px) {
  .nav-links a:not(.ghost-cta) { display: none; }
}

/* ─── vertical katakana runners ───────────────────────────── */

.runner {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--serif);
  font-size: 11px;
  letter-spacing: 0.4em;
  color: var(--muted);
  writing-mode: vertical-rl;
  z-index: 3;
  pointer-events: none;
  opacity: 0.7;
}
.runner.left { left: 18px; }
.runner.right { right: 18px; }
@media (max-width: 980px) { .runner { display: none; } }

/* ─── hero ────────────────────────────────────────────────── */

.hero {
  padding-top: clamp(48px, 8vw, 100px);
  padding-bottom: clamp(60px, 10vw, 120px);
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
}

.hero-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 32px;
}
.hero-meta .pulse {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  position: relative;
}
.hero-meta .pulse::before {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.3;
  animation: ping 2s cubic-bezier(0, 0, 0.2, 1) infinite;
}
@keyframes ping {
  0% { transform: scale(0.6); opacity: 0.5; }
  80%, 100% { transform: scale(2); opacity: 0; }
}

.display {
  font-family: var(--serif);
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 0.96;
  margin: 0;
  color: var(--text);
  text-wrap: pretty;
}

.display-xl { font-size: clamp(48px, 9vw, 124px); }
.display-l  { font-size: clamp(40px, 6.5vw, 88px); }
.display-m  { font-size: clamp(32px, 4.5vw, 64px); }
.display-s  { font-size: clamp(26px, 3vw, 44px); }

.display em {
  font-style: italic;
  font-weight: 400;
  color: var(--accent);
}

.display .stamp {
  display: inline-block;
  font-family: var(--serif);
  font-style: normal;
  font-size: 0.4em;
  vertical-align: 0.8em;
  color: var(--muted);
  margin-left: 0.2em;
  letter-spacing: 0;
}

.hero-lede {
  max-width: 580px;
  font-size: clamp(17px, 1.4vw, 21px);
  line-height: 1.55;
  color: var(--text-soft);
  margin-top: 28px;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 40px;
}

.btn {
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -0.005em;
  padding: 16px 26px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: transform 200ms cubic-bezier(0.2, 0.6, 0.2, 1),
              box-shadow 200ms ease,
              background 180ms ease,
              color 180ms ease;
  cursor: pointer;
  white-space: nowrap;
}
.btn .arrow {
  display: inline-flex;
  transition: transform 200ms cubic-bezier(0.2, 0.6, 0.2, 1);
}
.btn:hover .arrow { transform: translateX(3px); }

.btn-primary {
  background: var(--text);
  color: var(--bg);
  box-shadow: 0 1px 0 var(--text), 0 8px 24px -8px rgba(0,0,0,0.25);
}
.btn-primary:hover {
  background: var(--accent);
  box-shadow: 0 1px 0 var(--accent-deep), 0 14px 28px -10px color-mix(in oklab, var(--accent) 60%, transparent);
  transform: translateY(-1px);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--text);
}
.btn-secondary:hover {
  background: var(--text);
  color: var(--bg);
  transform: translateY(-1px);
}

/* hero — editorial variant */
.hero-editorial { }
.hero-editorial .hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(32px, 5vw, 80px);
  align-items: end;
}
.hero-editorial .visual-stack {
  position: relative;
}
.hero-editorial .visual-stack .slot-main {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  display: block;
}
.hero-editorial .visual-stack .slot-tag {
  position: absolute;
  top: -22px;
  right: -8px;
  font-family: var(--serif);
  font-size: 12px;
  letter-spacing: 0.25em;
  color: var(--muted);
  writing-mode: vertical-rl;
  padding: 8px 6px;
}
.hero-editorial .visual-stack .index-mark {
  display: inline-block;
  margin-top: 14px;
  padding: 8px 12px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--text-soft);
  border: 1px solid var(--hairline);
  background: transparent;
}
@media (max-width: 880px) {
  .hero-editorial .hero-grid { grid-template-columns: 1fr; }
  .hero-editorial .visual-stack { display: none; }
}

/* hero — affiche (poster) variant */
.hero-affiche {
  padding-top: clamp(40px, 7vw, 96px);
  padding-bottom: clamp(60px, 10vw, 140px);
}
.hero-affiche .display { font-size: clamp(56px, 11vw, 168px); line-height: 0.94; }
.hero-affiche .display em { font-style: italic; }
.hero-affiche .annot-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  margin-top: 56px;
  align-items: end;
}
.hero-affiche .annot {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.hero-affiche .annot strong {
  color: var(--text);
  font-family: var(--serif);
  font-weight: 500;
  font-style: italic;
  font-size: 17px;
  letter-spacing: 0;
  text-transform: none;
}
.hero-affiche .seal {
  width: 88px;
  height: 88px;
  border: 1px solid var(--accent);
  color: var(--accent);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: var(--serif);
  text-align: center;
  flex-shrink: 0;
}
.hero-affiche .seal .ja { font-size: 22px; line-height: 1; }
.hero-affiche .seal .en {
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-top: 4px;
  color: var(--muted);
}
@media (max-width: 720px) {
  .hero-affiche .annot-grid { grid-template-columns: 1fr; }
}

/* hero — split variant */
.hero-split .hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 80px);
  align-items: center;
}
.hero-split .visual-stack { position: relative; }
.hero-split .slot-main {
  width: 100%;
  aspect-ratio: 4 / 5;
  display: block;
}
.hero-split .frame-caption {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 14px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  padding-top: 12px;
  border-top: 1px solid var(--hairline);
}
@media (max-width: 880px) {
  .hero-split .hero-grid { grid-template-columns: 1fr; }
  .hero-split .visual-stack { display: none; }
}

/* ─── section chrome ──────────────────────────────────────── */

section.block {
  padding-top: var(--section-y);
  padding-bottom: var(--section-y);
  position: relative;
}
section.block + section.block { padding-top: 0; }

.block.deep { background: var(--bg-deep); }
.block.deep + .block { padding-top: var(--section-y); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 24px;
}
.eyebrow .num {
  font-family: var(--serif);
  font-size: 14px;
  font-style: italic;
  color: var(--accent);
  letter-spacing: 0;
  text-transform: none;
}
.eyebrow .ja {
  font-family: var(--serif);
  font-size: 13px;
  color: var(--text);
  letter-spacing: 0.15em;
}
.eyebrow::after {
  content: "";
  width: 40px;
  height: 1px;
  background: var(--hairline);
}

.section-head {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: clamp(24px, 5vw, 80px);
  align-items: end;
  margin-bottom: clamp(40px, 6vw, 80px);
}
.section-head .lede {
  font-size: clamp(16px, 1.2vw, 19px);
  color: var(--text-soft);
  max-width: 56ch;
  line-height: 1.6;
}
@media (max-width: 760px) {
  .section-head { grid-template-columns: 1fr; }
}

/* ─── problem split ──────────────────────────────────────── */

.problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(0px, 0vw, 0px);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}
.problem-cell {
  padding: clamp(32px, 4vw, 56px) clamp(20px, 3vw, 44px);
  position: relative;
}
.problem-cell + .problem-cell {
  border-left: 1px solid var(--hairline);
}
.problem-cell .role {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}
.problem-cell .role .badge-ja {
  font-family: var(--serif);
  font-size: 17px;
  letter-spacing: 0.05em;
  color: var(--text);
  text-transform: none;
}
.problem-cell h3 {
  font-family: var(--serif);
  font-size: clamp(22px, 2.4vw, 32px);
  font-weight: 500;
  line-height: 1.15;
  margin: 0 0 16px;
  letter-spacing: -0.015em;
}
.problem-cell p {
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-soft);
  margin: 0 0 14px;
  max-width: 46ch;
}
.problem-cell p.turn {
  color: var(--text);
  border-left: 2px solid var(--accent);
  padding-left: 14px;
  margin-top: 22px;
}
@media (max-width: 760px) {
  .problem-grid { grid-template-columns: 1fr; }
  .problem-cell + .problem-cell {
    border-left: none;
    border-top: 1px solid var(--hairline);
  }
}

/* ─── how it works ───────────────────────────────────────── */

.tab-switch {
  display: inline-flex;
  background: var(--bg);
  border: 1px solid var(--hairline);
  border-radius: 999px;
  padding: 4px;
  margin-bottom: 48px;
  gap: 2px;
}
.tab-switch button {
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.005em;
  padding: 10px 20px;
  border-radius: 999px;
  color: var(--muted);
  transition: all 200ms ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.tab-switch button .ja {
  font-family: var(--serif);
  font-size: 12px;
  opacity: 0.7;
}
.tab-switch button.active {
  background: var(--text);
  color: var(--bg);
}
.tab-switch button.active .ja { opacity: 1; }

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 3vw, 48px);
}
.step {
  position: relative;
  padding-top: 32px;
  border-top: 1px solid var(--hairline);
}
.step .step-num {
  position: absolute;
  top: -14px;
  left: 0;
  background: var(--bg);
  padding-right: 12px;
  font-family: var(--serif);
  font-style: italic;
  font-size: 24px;
  color: var(--accent);
  line-height: 1;
}
.block.deep .step .step-num { background: var(--bg-deep); }
.step h4 {
  font-family: var(--serif);
  font-size: clamp(20px, 2vw, 26px);
  font-weight: 500;
  line-height: 1.2;
  margin: 0 0 12px;
  letter-spacing: -0.01em;
}
.step p {
  font-size: 15px;
  color: var(--text-soft);
  line-height: 1.55;
  margin: 0;
}
@media (max-width: 760px) {
  .steps { grid-template-columns: 1fr; }
}

/* ─── pillars ─────────────────────────────────────────────── */

.pillars {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}
.pillar {
  background: var(--bg);
  padding: clamp(28px, 3vw, 48px);
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
  min-height: 260px;
}
.block.deep .pillar { background: var(--bg-deep); }
.pillar .idx {
  font-family: var(--serif);
  font-style: italic;
  font-size: 13px;
  color: var(--accent);
}
.pillar h4 {
  font-family: var(--serif);
  font-size: clamp(22px, 2.2vw, 30px);
  font-weight: 500;
  line-height: 1.2;
  margin: 0;
  letter-spacing: -0.015em;
  max-width: 18ch;
}
.pillar p {
  font-size: 15px;
  color: var(--text-soft);
  line-height: 1.55;
  margin: 0;
  max-width: 42ch;
}
.pillar .ja-mark {
  position: absolute;
  bottom: 18px;
  right: 22px;
  font-family: var(--serif);
  font-size: 36px;
  color: var(--accent-light);
  line-height: 1;
  pointer-events: none;
  user-select: none;
}
@media (max-width: 720px) {
  .pillars { grid-template-columns: 1fr; }
}

/* ─── signup ──────────────────────────────────────────────── */

.signup-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 80px);
}
.signup-card {
  position: relative;
  padding-top: 8px;
}
.signup-card .role-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.signup-card .role-tag .ja {
  font-family: var(--serif);
  font-size: 14px;
  color: var(--text);
  letter-spacing: 0.05em;
  text-transform: none;
}
.signup-card h3 {
  font-family: var(--serif);
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.018em;
  margin: 0 0 16px;
  max-width: 16ch;
}
.signup-card p.body {
  font-size: 15px;
  color: var(--text-soft);
  line-height: 1.6;
  margin: 0 0 28px;
  max-width: 44ch;
}

.form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.field {
  position: relative;
}
.field label {
  position: absolute;
  top: 14px;
  left: 16px;
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 0.02em;
  pointer-events: none;
  transition: all 180ms ease;
  font-family: var(--sans);
}
.field input {
  width: 100%;
  padding: 22px 16px 10px;
  background: transparent;
  border: 1px solid var(--hairline);
  border-radius: 0;
  outline: none;
  font-size: 15px;
  transition: border-color 180ms ease;
}
.field input:focus {
  border-color: var(--text);
}
.field input:focus + label,
.field input:not(:placeholder-shown) + label {
  top: 6px;
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}
.field.error input { border-color: var(--accent-deep); }
.field.error .err {
  position: absolute;
  bottom: -18px;
  left: 0;
  font-size: 11px;
  color: var(--accent-deep);
  letter-spacing: 0.04em;
}

.form .submit {
  margin-top: 8px;
  align-self: flex-start;
}

.form-success {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px;
  border: 1px solid var(--accent);
  background: var(--accent-light);
  border-radius: 2px;
  animation: rise 500ms cubic-bezier(0.2, 0.7, 0.2, 1);
}
.form-success .check {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}
.form-success .copy {
  flex: 1;
}
.form-success .copy strong {
  display: block;
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 4px;
}
.form-success .copy span {
  font-size: 14px;
  color: var(--text-soft);
}

@keyframes rise {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 760px) {
  .signup-grid { grid-template-columns: 1fr; gap: 60px; }
}

/* ─── footer ──────────────────────────────────────────────── */

.foot {
  padding: 56px 0 40px;
  border-top: 1px solid var(--hairline);
  font-size: 13px;
  color: var(--muted);
}
.foot-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
}
.foot .wordmark { color: var(--text); margin-bottom: 14px; }
.foot p.tag {
  font-family: var(--serif);
  font-style: italic;
  color: var(--text-soft);
  max-width: 28ch;
}
.foot h5 {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text);
  margin: 0 0 14px;
  font-weight: 500;
}
.foot ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.foot a:hover { color: var(--accent); }
.foot-strip {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 48px;
  padding-top: 18px;
  border-top: 1px solid var(--hairline);
  font-size: 11px;
  font-family: var(--mono);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
@media (max-width: 760px) {
  .foot-grid { grid-template-columns: 1fr 1fr; }
}

/* ─── image-slot styling ──────────────────────────────────── */

image-slot {
  --is-bg: color-mix(in oklab, var(--accent-light) 70%, var(--bg));
  --is-border: var(--hairline);
  --is-label: var(--muted);
  background: var(--is-bg);
  border: 1px solid var(--is-border);
  color: var(--is-label);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

/* ─── reveal on scroll ────────────────────────────────────── */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 800ms cubic-bezier(0.2, 0.7, 0.2, 1),
              transform 800ms cubic-bezier(0.2, 0.7, 0.2, 1);
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-meta .pulse::before { animation: none; }
}

/* ════════════════════════════════════════════════════════════
   DIRECTION 2 — STUDIO DARK
   anthracite + hot pink, grotesque massif, dense work-first
   ════════════════════════════════════════════════════════════ */

:root[data-direction="studio"] {
  --bg: #0D0E10;
  --bg-deep: #16181C;
  --text: #EFEAE0;
  --text-soft: #B8B2A6;
  --accent: #FF2D7A;
  --accent-deep: #E61963;
  --accent-light: #2A1622;
  --muted: #6A6660;
  --border: #232529;
  --hairline: #2C2F35;

  --serif: "Archivo", "Helvetica Neue", sans-serif;
  --sans: "Inter", "Helvetica Neue", -apple-system, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
}

[data-direction="studio"] body { font-family: var(--sans); }
[data-direction="studio"] body::before { display: none; }

[data-direction="studio"] .display {
  font-family: var(--serif);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 0.92;
  text-transform: none;
}
[data-direction="studio"] .display em {
  font-style: normal;
  font-weight: 800;
  color: var(--accent);
  background: linear-gradient(180deg, transparent 0 65%, color-mix(in oklab, var(--accent) 22%, transparent) 65% 100%);
  padding: 0 0.04em;
}
[data-direction="studio"] .wordmark { font-family: var(--serif); font-weight: 800; letter-spacing: -0.03em; }
[data-direction="studio"] .wordmark .ja { display: none; }
[data-direction="studio"] .wordmark .dot { background: var(--accent); }

[data-direction="studio"] .nav { background: color-mix(in oklab, var(--bg) 92%, transparent); }
[data-direction="studio"] .nav.scrolled { border-bottom-color: var(--hairline); }
[data-direction="studio"] .nav-links .ghost-cta {
  border-color: var(--accent);
  color: var(--accent);
}
[data-direction="studio"] .nav-links .ghost-cta:hover {
  background: var(--accent);
  color: var(--bg);
}

[data-direction="studio"] .btn-primary {
  background: var(--accent);
  color: #0B0B0E;
  box-shadow: 0 1px 0 var(--accent-deep), 0 18px 36px -16px color-mix(in oklab, var(--accent) 70%, transparent);
  border-radius: 4px;
  font-weight: 600;
}
[data-direction="studio"] .btn-primary:hover {
  background: #fff;
  color: var(--bg);
}
[data-direction="studio"] .btn-secondary {
  border-color: var(--text);
  border-radius: 4px;
  font-weight: 500;
}

[data-direction="studio"] .eyebrow { color: var(--text-soft); }
[data-direction="studio"] .eyebrow .num { color: var(--accent); font-family: var(--serif); font-weight: 800; font-style: normal; }
[data-direction="studio"] .eyebrow .ja { display: none; }
[data-direction="studio"] .eyebrow::after { background: var(--hairline); }

[data-direction="studio"] .hero-meta { color: var(--text-soft); }

[data-direction="studio"] .problem-cell h3,
[data-direction="studio"] .step h4,
[data-direction="studio"] .pillar h4,
[data-direction="studio"] .signup-card h3,
[data-direction="studio"] .foot p.tag {
  font-family: var(--serif);
  font-weight: 800;
  letter-spacing: -0.02em;
}
[data-direction="studio"] .problem-cell .role .badge-ja,
[data-direction="studio"] .signup-card .role-tag .ja { display: none; }
[data-direction="studio"] .pillar .idx {
  font-family: var(--serif);
  font-style: normal;
  font-weight: 800;
  font-size: 14px;
  color: var(--accent);
}
[data-direction="studio"] .pillar .ja-mark { display: none; }
[data-direction="studio"] .step .step-num {
  font-family: var(--serif);
  font-style: normal;
  font-weight: 800;
  color: var(--accent);
  font-size: 22px;
}

[data-direction="studio"] .tab-switch { background: var(--bg-deep); border-color: var(--hairline); }
[data-direction="studio"] .tab-switch button.active { background: var(--accent); color: #0B0B0E; }
[data-direction="studio"] .tab-switch button .ja { display: none; }

[data-direction="studio"] .pillars { background: var(--hairline); }
[data-direction="studio"] .block.deep { background: var(--bg-deep); }
[data-direction="studio"] .block.deep .pillar,
[data-direction="studio"] .pillar { background: var(--bg); }
[data-direction="studio"] .block.deep .step .step-num { background: var(--bg-deep); }

[data-direction="studio"] .field input {
  background: var(--bg-deep);
  border-color: var(--hairline);
}
[data-direction="studio"] .field input:focus { border-color: var(--accent); }
[data-direction="studio"] .form-success {
  background: var(--accent-light);
  border-color: var(--accent);
}
[data-direction="studio"] .form-success .check { background: var(--accent); color: #0B0B0E; }

[data-direction="studio"] image-slot {
  --is-bg: #14161A;
  --is-border: var(--hairline);
  --is-label: var(--text-soft);
}

[data-direction="studio"] .hero-editorial .visual-stack .index-mark {
  background: var(--bg);
  border-color: var(--accent);
  color: var(--accent);
}

[data-direction="studio"] .hero-affiche .seal {
  border-color: var(--accent);
  color: var(--accent);
}
[data-direction="studio"] .hero-affiche .seal .ja { font-family: var(--serif); font-weight: 800; }

/* studio-only crew strip — horizontal scroll of mock crew tiles */
.crew-strip {
  display: none;
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--hairline);
}
[data-direction="studio"] .crew-strip { display: block; }
.crew-strip-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 18px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-soft);
}
.crew-strip-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(220px, 1fr);
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 12px;
  scrollbar-width: thin;
}
.crew-tile {
  aspect-ratio: 4 / 5;
  background: var(--bg-deep);
  border: 1px solid var(--hairline);
  position: relative;
  scroll-snap-align: start;
  overflow: hidden;
  cursor: pointer;
  transition: border-color 200ms;
}
.crew-tile:hover { border-color: var(--accent); }
.crew-tile .swatch {
  position: absolute;
  inset: 12px;
  border-radius: 2px;
}
.crew-tile .meta {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 14px;
  background: linear-gradient(0deg, var(--bg) 30%, transparent);
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-family: var(--sans);
}
.crew-tile .meta .name {
  font-family: var(--serif);
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: 16px;
  color: var(--text);
}
.crew-tile .meta .info {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-soft);
}
.crew-tile .pill {
  position: absolute;
  top: 12px;
  left: 12px;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 4px 8px;
  background: rgba(0,0,0,0.45);
  color: var(--text);
  border-radius: 999px;
  backdrop-filter: blur(4px);
}

/* sprite ticker — visible only in studio + frame */
.ticker-strip { display: none; }
[data-direction="studio"] .ticker-strip,
[data-direction="frame"] .ticker-strip { display: flex; }
.ticker-strip {
  align-items: center;
  gap: 36px;
  padding: 14px 0;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  overflow: hidden;
  white-space: nowrap;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 32px;
}
.ticker-track {
  display: inline-flex;
  gap: 36px;
  animation: ticker 38s linear infinite;
}
@keyframes ticker {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.ticker-strip span { display: inline-flex; align-items: center; gap: 14px; }
.ticker-strip .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
}

/* ════════════════════════════════════════════════════════════
   DIRECTION 3 — FRAME-NATIVE
   warm cream + vermilion + teal, chunky bricolage, drawn energy
   ════════════════════════════════════════════════════════════ */

:root[data-direction="frame"] {
  --bg: #FFE9C8;
  --bg-deep: #FFD9A0;
  --text: #1A0F08;
  --text-soft: #4A2E1E;
  --accent: #E83A1A;
  --accent-deep: #B82A0E;
  --accent-light: #FFC9A0;
  --accent-2: #1F6F69;
  --muted: #8C6B4E;
  --border: #E0B582;
  --hairline: #D4A472;

  --serif: "Bricolage Grotesque", "Helvetica Neue", sans-serif;
  --sans: "Familjen Grotesk", "Inter", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
}

[data-direction="frame"] body { font-family: var(--sans); font-weight: 500; }
[data-direction="frame"] body::before { display: none; }
[data-direction="frame"] .display {
  font-family: var(--serif);
  font-weight: 800;
  font-stretch: 90%;
  letter-spacing: -0.035em;
  line-height: 0.94;
}
[data-direction="frame"] .display em {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 800;
  color: var(--accent);
  font-stretch: 120%;
}
[data-direction="frame"] .wordmark { font-family: var(--serif); font-weight: 800; font-stretch: 110%; letter-spacing: -0.02em; }
[data-direction="frame"] .wordmark .ja { display: none; }
[data-direction="frame"] .wordmark .dot {
  background: var(--accent-2);
  width: 8px; height: 8px;
}

[data-direction="frame"] .nav { background: color-mix(in oklab, var(--bg) 90%, transparent); }
[data-direction="frame"] .nav-links .ghost-cta {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}
[data-direction="frame"] .nav-links .ghost-cta:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

[data-direction="frame"] .btn-primary {
  background: var(--text);
  color: var(--bg);
  border-radius: 999px;
  font-weight: 600;
  padding: 18px 28px;
  box-shadow: 4px 4px 0 var(--accent);
  transition: transform 160ms cubic-bezier(0.2, 0.6, 0.2, 1), box-shadow 160ms;
}
[data-direction="frame"] .btn-primary:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--accent);
  background: var(--text);
  color: var(--bg);
}
[data-direction="frame"] .btn-secondary {
  border-radius: 999px;
  border: 2px solid var(--text);
  font-weight: 600;
  padding: 17px 27px;
}

[data-direction="frame"] .eyebrow { color: var(--accent-2); font-weight: 600; }
[data-direction="frame"] .eyebrow .num {
  font-family: var(--serif);
  font-weight: 800;
  font-style: italic;
  color: var(--accent);
  font-size: 18px;
}
[data-direction="frame"] .eyebrow .ja { display: none; }
[data-direction="frame"] .eyebrow::after { background: var(--accent-2); height: 2px; }

[data-direction="frame"] .problem-cell h3,
[data-direction="frame"] .step h4,
[data-direction="frame"] .pillar h4,
[data-direction="frame"] .signup-card h3 {
  font-family: var(--serif);
  font-weight: 800;
  letter-spacing: -0.025em;
}
[data-direction="frame"] .problem-cell .role,
[data-direction="frame"] .signup-card .role-tag { color: var(--accent-2); }
[data-direction="frame"] .problem-cell .role .badge-ja,
[data-direction="frame"] .signup-card .role-tag .ja { display: none; }
[data-direction="frame"] .problem-cell p.turn {
  border-left: 3px solid var(--accent);
  background: color-mix(in oklab, var(--accent-light) 50%, transparent);
  padding: 14px 18px;
}

[data-direction="frame"] .pillars {
  background: transparent;
  border: none;
  gap: 14px;
}
[data-direction="frame"] .pillar {
  border-radius: 24px;
  border: 2px solid var(--text);
}
[data-direction="frame"] .pillar:nth-child(1) { background: var(--bg-deep); }
[data-direction="frame"] .pillar:nth-child(2) { background: color-mix(in oklab, var(--accent) 14%, var(--bg)); }
[data-direction="frame"] .pillar:nth-child(3) { background: color-mix(in oklab, var(--accent-2) 14%, var(--bg)); }
[data-direction="frame"] .pillar:nth-child(4) { background: var(--bg); }
[data-direction="frame"] .pillar .idx {
  font-family: var(--serif);
  font-weight: 800;
  font-style: italic;
  color: var(--accent);
  font-size: 16px;
}
[data-direction="frame"] .pillar .ja-mark {
  font-family: var(--serif);
  color: color-mix(in oklab, var(--text) 12%, transparent);
  font-size: 80px;
  font-weight: 800;
}

[data-direction="frame"] .step {
  border-top: 3px solid var(--text);
}
[data-direction="frame"] .step .step-num {
  font-family: var(--serif);
  font-weight: 800;
  font-style: italic;
  color: var(--accent);
  font-size: 28px;
}

[data-direction="frame"] .tab-switch {
  background: var(--bg);
  border: 2px solid var(--text);
  border-radius: 999px;
}
[data-direction="frame"] .tab-switch button.active {
  background: var(--accent);
  color: #fff;
}
[data-direction="frame"] .tab-switch button .ja { display: none; }

[data-direction="frame"] .field input {
  background: transparent;
  border: 2px solid var(--text);
  border-radius: 14px;
  padding: 24px 18px 12px;
}
[data-direction="frame"] .field input:focus { border-color: var(--accent); }
[data-direction="frame"] .field label { left: 18px; top: 16px; }
[data-direction="frame"] .field input:focus + label,
[data-direction="frame"] .field input:not(:placeholder-shown) + label {
  top: 8px;
  color: var(--accent);
}

[data-direction="frame"] .form-success {
  border: 2px solid var(--text);
  background: color-mix(in oklab, var(--accent) 14%, var(--bg));
  border-radius: 18px;
}
[data-direction="frame"] .form-success .check { background: var(--accent); color: #fff; }

[data-direction="frame"] image-slot {
  --is-bg: color-mix(in oklab, var(--accent-2) 12%, var(--bg));
  --is-border: var(--text);
  --is-label: var(--text);
  border-width: 2px;
  border-radius: 12px;
}

[data-direction="frame"] .hero-editorial .visual-stack .index-mark {
  border: 2px solid var(--text);
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
}
[data-direction="frame"] .hero-affiche .seal {
  background: var(--accent);
  color: #fff;
  border: 3px solid var(--text);
}
[data-direction="frame"] .hero-affiche .seal .ja {
  font-family: var(--serif);
  font-weight: 800;
}

[data-direction="frame"] .nav.scrolled { border-bottom: 2px solid var(--text); }
[data-direction="frame"] .foot { border-top: 3px solid var(--text); }
[data-direction="frame"] .foot p.tag {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 600;
  color: var(--text);
  font-size: 16px;
}

[data-direction="frame"] section.block + section.block:not(.deep) {
  border-top: 2px dashed var(--hairline);
}

/* squiggle accent under display titles (frame only) */
[data-direction="frame"] .hero h1.display::after {
  content: "";
  display: block;
  width: 180px;
  height: 14px;
  margin-top: 18px;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 180 14' fill='none' stroke='%23E83A1A' stroke-width='3' stroke-linecap='round'><path d='M2 8 Q 15 -2 30 8 T 60 8 T 90 8 T 120 8 T 150 8 T 178 8'/></svg>");
  background-repeat: no-repeat;
}

/* color block backgrounds for sections (frame) */
[data-direction="frame"] .block.deep { background: color-mix(in oklab, var(--accent-2) 10%, var(--bg)); }