/* ============================================================
   WELCOMELY STUDIO — core.css  (V2)
   Design system, type, layout, components, scroll-act styles.
   Color tokens live in themes/warm.css (default) + themes/dark.css.
   Type system: Fraunces (display) + Aileron (body) + JetBrains Mono (labels).
   ============================================================ */

/* ---------- Self-hosted fonts ----------
   Drop woff2 files into assets/fonts/ (run fetch-fonts.sh / .ps1).
   Until then, the fallback stacks below render the site cleanly. */
@font-face {
  font-family: "Fraunces";
  src: url("../fonts/fraunces-latin-full-normal.woff2") format("woff2"),
       url("../fonts/Fraunces.woff2") format("woff2"),
       url("https://cdn.jsdelivr.net/npm/@fontsource-variable/fraunces/files/fraunces-latin-full-normal.woff2") format("woff2");
  font-weight: 100 900;
  font-stretch: normal;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Aileron";
  src: url("../fonts/aileron-latin-400-normal.woff2") format("woff2"),
       url("../fonts/Aileron-400.woff2") format("woff2"),
       url("https://cdn.jsdelivr.net/npm/@fontsource/aileron@5.2.5/files/aileron-latin-400-normal.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Aileron";
  src: url("../fonts/aileron-latin-400-italic.woff2") format("woff2"),
       url("../fonts/Aileron-400-italic.woff2") format("woff2"),
       url("https://cdn.jsdelivr.net/npm/@fontsource/aileron@5.2.5/files/aileron-latin-400-italic.woff2") format("woff2");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "Aileron";
  src: url("../fonts/aileron-latin-600-normal.woff2") format("woff2"),
       url("../fonts/Aileron-600.woff2") format("woff2"),
       url("https://cdn.jsdelivr.net/npm/@fontsource/aileron@5.2.5/files/aileron-latin-600-normal.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Aileron";
  src: url("../fonts/aileron-latin-700-normal.woff2") format("woff2"),
       url("../fonts/Aileron-700.woff2") format("woff2"),
       url("https://cdn.jsdelivr.net/npm/@fontsource/aileron@5.2.5/files/aileron-latin-700-normal.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "JetBrains Mono";
  src: url("../fonts/jetbrains-mono-latin-wght-normal.woff2") format("woff2"),
       url("../fonts/JetBrainsMono.woff2") format("woff2"),
       url("https://cdn.jsdelivr.net/npm/@fontsource-variable/jetbrains-mono/files/jetbrains-mono-latin-wght-normal.woff2") format("woff2");
  font-weight: 100 800;
  font-style: normal;
  font-display: swap;
}

/* ---------- Animatable color tokens (for theme cross-fade) ----------
   @property lets custom properties transition smoothly. */
@property --bg        { syntax: "<color>"; inherits: true; initial-value: #F5F1EA; }
@property --surface   { syntax: "<color>"; inherits: true; initial-value: #FFFFFF; }
@property --sand      { syntax: "<color>"; inherits: true; initial-value: #F3EDE4; }
@property --ink       { syntax: "<color>"; inherits: true; initial-value: #14110E; }
@property --ink-soft  { syntax: "<color>"; inherits: true; initial-value: #4A433B; }
@property --muted     { syntax: "<color>"; inherits: true; initial-value: #8A8175; }
@property --accent    { syntax: "<color>"; inherits: true; initial-value: #2C2620; }
@property --brass     { syntax: "<color>"; inherits: true; initial-value: #C9A57B; }
@property --hair      { syntax: "<color>"; inherits: false; initial-value: rgba(20,17,14,0.08); }
@property --on-accent { syntax: "<color>"; inherits: true; initial-value: #F5F1EA; }

:root {
  /* type families (fallbacks render cleanly with no webfont present) */
  --font-display: "Fraunces", "Hoefler Text", Georgia, "Times New Roman", serif;
  --font-sans: "Aileron", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace;

  /* type scale (fluid, clamp-based) */
  --t-hero: clamp(3rem, 9vw, 9.5rem);
  --t-section: clamp(2.2rem, 5vw, 5rem);
  --t-h3: 1.5rem;
  --t-body: 1.0625rem;
  --t-eyebrow: 0.72rem;
  --t-caption: 0.875rem;

  /* motion tokens */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-inout: cubic-bezier(0.4, 0, 0.2, 1);
  --dur-fast: 0.24s;
  --dur-base: 0.42s;
  --dur-slow: 0.9s;
  --dur-cine: 1.6s;

  /* shadows — sharp, never soft material blur */
  --shadow-close: 0 1px 2px rgba(0,0,0,0.08);
  --shadow-ambient: 0 24px 48px rgba(0,0,0,0.04);
  --shadow-spread: 0 1px 2px rgba(0,0,0,0.10), 0 28px 56px rgba(0,0,0,0.06);

  /* layout */
  --maxw: 1280px;
  --gutter: clamp(1.25rem, 5vw, 6rem);
  --theme-fade: 0.6s;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: auto; }
body {
  font-family: var(--font-sans);
  font-size: var(--t-body);
  line-height: 1.6;
  color: var(--ink-soft);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  transition:
    --bg var(--theme-fade) var(--ease-inout),
    --surface var(--theme-fade) var(--ease-inout),
    --sand var(--theme-fade) var(--ease-inout),
    --ink var(--theme-fade) var(--ease-inout),
    --ink-soft var(--theme-fade) var(--ease-inout),
    --muted var(--theme-fade) var(--ease-inout),
    --accent var(--theme-fade) var(--ease-inout),
    --brass var(--theme-fade) var(--ease-inout),
    --on-accent var(--theme-fade) var(--ease-inout);
}
img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
ul { list-style: none; padding: 0; }

/* ---------- Lenis ---------- */
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-stopped { overflow: hidden; }

/* ---------- Type primitives ---------- */
.display {
  font-family: var(--font-display);
  font-weight: 400;
  font-variation-settings: "opsz" 144, "SOFT" 0, "WONK" 0;
  color: var(--ink);
  letter-spacing: -0.04em;
  line-height: 0.92;
}
h1, h2, h3 { color: var(--ink); }
.eyebrow {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: var(--t-eyebrow);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}
.section-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--t-section);
  font-variation-settings: "opsz" 72, "SOFT" 0;
  letter-spacing: -0.03em;
  line-height: 1.0;
  color: var(--ink);
}
.h3 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: var(--t-h3);
  letter-spacing: -0.01em;
  line-height: 1.2;
  color: var(--ink);
}
.lead {
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  line-height: 1.5;
  color: var(--ink-soft);
  max-width: 46ch;
}
.caption { font-size: var(--t-caption); font-weight: 400; color: var(--muted); }
.body-copy { color: var(--ink-soft); max-width: 58ch; }
.mono { font-family: var(--font-mono); }
.price {
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

/* ---------- Layout ---------- */
.shell { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(5rem, 12vh, 11rem); }
.hairline { height: 1px; background: var(--hair); border: 0; width: 100%; }

/* ---------- Skip link / a11y ---------- */
.skip-link {
  position: fixed; top: -100px; left: 1rem; z-index: 1000;
  background: var(--accent); color: var(--on-accent);
  padding: 0.75rem 1.1rem; border-radius: 2px;
  font-size: var(--t-caption);
  transition: top var(--dur-fast) var(--ease-out);
}
.skip-link:focus { top: 1rem; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; border-radius: 2px; }
.no-focus:focus-visible { outline: none; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ---------- Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: clamp(1rem,2.4vw,1.6rem) var(--gutter);
}
.brandmark {
  font-family: var(--font-display);
  font-weight: 400;
  font-variation-settings: "opsz" 40, "SOFT" 0;
  font-size: 1.32rem;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.brandmark .dot { color: var(--brass); }
.site-nav { display: flex; gap: clamp(1.2rem, 2.4vw, 2.4rem); align-items: center; }
.site-nav a { font-size: var(--t-caption); color: var(--ink-soft); position: relative; }
.nav-underline::after {
  content: ""; position: absolute; left: 0; bottom: -4px; height: 1px; width: 100%;
  background: var(--ink);
  transform: scaleX(0); transform-origin: right;
  transition: transform var(--dur-base) var(--ease-out);
}
.nav-underline:hover::after, .nav-underline:focus-visible::after { transform: scaleX(1); transform-origin: left; }
.site-nav a[aria-current="page"] { color: var(--ink); }

/* hamburger toggle — hidden on desktop */
.nav-toggle {
  display: none; width: 44px; height: 44px; position: relative; z-index: 220;
  align-items: center; justify-content: center;
}
.nav-toggle .bar, .nav-toggle .bar::before, .nav-toggle .bar::after {
  content: ""; display: block; width: 22px; height: 1.5px; background: var(--ink);
  transition: transform var(--dur-base) var(--ease-out), opacity var(--dur-fast) var(--ease-out);
}
.nav-toggle .bar::before { position: absolute; transform: translateY(-7px); }
.nav-toggle .bar::after  { position: absolute; transform: translateY(7px); }
.nav-toggle[aria-expanded="true"] .bar { background: transparent; }
.nav-toggle[aria-expanded="true"] .bar::before { transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] .bar::after  { transform: rotate(-45deg); }

/* mobile drawer scrim */
.nav-scrim {
  position: fixed; inset: 0; z-index: 190; background: rgba(0,0,0,0.32);
  opacity: 0; visibility: hidden; transition: opacity var(--dur-base) var(--ease-out), visibility var(--dur-base);
}
.nav-scrim.open { opacity: 1; visibility: visible; }

@media (max-width: 860px) {
  .nav-toggle { display: inline-flex; }
  .site-nav {
    position: fixed; top: 0; right: 0; z-index: 200;
    height: 100dvh; width: min(82vw, 340px);
    flex-direction: column; align-items: flex-start; justify-content: center;
    gap: 1.6rem; padding: 2rem var(--gutter);
    background: var(--surface); border-left: 1px solid var(--hair);
    transform: translateX(100%); transition: transform var(--dur-slow) var(--ease-out);
  }
  .site-nav.open { transform: translateX(0); }
  .site-nav a { font-size: 1.25rem; color: var(--ink); }
  .site-nav .btn { width: 100%; }
}

/* ---------- Buttons ---------- */
.btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-sans); font-weight: 600; font-size: var(--t-caption);
  letter-spacing: 0.01em; padding: 0.95rem 1.7rem; border-radius: 2px;
  min-height: 44px;
  overflow: hidden; isolation: isolate; will-change: transform;
}
.btn-label { display: block; position: relative; overflow: hidden; }
.btn-label span {
  display: block; transition: transform var(--dur-base) var(--ease-out);
}
.btn-label span:last-child {
  position: absolute; inset: 0; transform: translateY(120%);
}
.btn:hover .btn-label span:first-child { transform: translateY(-120%); }
.btn:hover .btn-label span:last-child { transform: translateY(0); }

.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  border: 1px solid var(--accent); border-radius: 2px;
  transform: scale(1); opacity: 0;
  transition: transform var(--dur-base) var(--ease-out), opacity var(--dur-base) var(--ease-out);
}
.btn-primary:hover::before { transform: scale(1.06, 1.18); opacity: 0.55; }

.btn-outline { color: var(--ink); }
.btn-outline::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  border: 1px solid var(--hair); border-radius: 2px;
  transition: border-color var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out);
}
.btn-outline:hover::before { border-color: var(--ink); transform: scale(1.04, 1.12); }

/* ---------- Animated text link ---------- */
.tlink { position: relative; color: var(--ink); }
.tlink::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 1px; width: 100%;
  background: currentColor; transform: scaleX(0); transform-origin: right;
  transition: transform var(--dur-fast) var(--ease-out);
}
.tlink:hover::after, .tlink:focus-visible::after { transform: scaleX(1); transform-origin: left; }

/* ---------- Cursor follower ---------- */
.cursor-dot {
  position: fixed; top: 0; left: 0; z-index: 9999;
  width: 24px; height: 24px; margin: -12px 0 0 -12px; border-radius: 50%;
  border: 1px solid #fff; mix-blend-mode: difference; pointer-events: none;
  opacity: 0; transform: scale(0.6);
  transition: opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out);
}
.cursor-dot.is-active { opacity: 1; }
.cursor-dot.is-hot { transform: scale(1.9); background: #fff; }
@media (hover: none), (pointer: coarse) { .cursor-dot { display: none; } }

/* ============================================================
   TEXT ANIMATION PRIMITIVES (V2)
   ============================================================ */
/* character split (hero) */
.split-char { display: inline-block; overflow: hidden; vertical-align: top; }
.split-char > span { display: inline-block; will-change: transform, opacity; }
/* word split (section headlines) */
.hero-title .word,
.section-title .word { display: inline-block; overflow: hidden; vertical-align: top; padding: 0 0.04em; margin: 0 -0.04em; }
.hero-title .word > span,
.section-title .word > span { display: inline-block; will-change: transform; }
/* paragraph reveal */
.para-rise { opacity: 0; transform: translateY(20px); transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out); }
.para-rise.in { opacity: 1; transform: none; }
/* clip-path reveal (image panels enter from right) */
.clip-reveal { clip-path: inset(0 100% 0 0); transition: clip-path var(--dur-cine) var(--ease-out); }
.clip-reveal.in { clip-path: inset(0 0 0 0); }
/* ambient float (decorative) */
@keyframes ambient-float {
  0%, 100% { transform: translate(-50%, -50%) translateY(0) rotateY(-7deg) rotateX(4deg); }
  50%      { transform: translate(-50%, -50%) translateY(-16px) rotateY(-3deg) rotateX(2deg); }
}

/* ============================================================
   PAGE SPREAD — the product visual metaphor (CSS-3D, sharp)
   ============================================================ */
.stage3d { perspective: 1600px; perspective-origin: 60% 40%; }
.spread {
  position: relative; width: min(38vw, 480px); aspect-ratio: 17 / 11;
  transform-style: preserve-3d; will-change: transform;
}
.page {
  position: absolute; inset: 0; border-radius: 3px;
  background: var(--surface);
  box-shadow: var(--shadow-close), var(--shadow-ambient);
  overflow: hidden;
  border: 1px solid var(--hair);
}
.page::after { /* paper texture / fold sheen */
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(105deg, rgba(255,255,255,0.10), rgba(0,0,0,0.015) 38%, rgba(0,0,0,0) 60%);
  pointer-events: none;
}
.page--back2 { transform: translate(26px, 26px) translateZ(-60px); opacity: 0.5; }
.page--back1 { transform: translate(14px, 14px) translateZ(-30px); opacity: 0.72; }
.page--top { transition: transform var(--dur-slow) var(--ease-out); transform-origin: left center; }
.spread:hover .page--top { transform: rotateY(6deg) translateZ(8px); }
.page-fold { /* center hinge shadow for two-up spreads */
  position: absolute; top: 0; bottom: 0; left: 50%; width: 36px; transform: translateX(-50%);
  background: linear-gradient(90deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.05) 48%, rgba(0,0,0,0.07) 50%, rgba(0,0,0,0.05) 52%, rgba(0,0,0,0) 100%);
  pointer-events: none;
}

/* In-page mini layout that renders inside a .page (stays sharp + animatable) */
.pglayout { position: absolute; inset: 0; padding: 9% 9% 7%; display: flex; flex-direction: column; gap: 6%; }
.pglayout .pg-eyebrow { font-family: var(--font-mono); font-size: 0.5rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); }
.pglayout .pg-title { font-family: var(--font-display); font-variation-settings: "opsz" 60; font-size: clamp(0.9rem, 2.6vw, 1.5rem); line-height: 1.0; color: var(--ink); letter-spacing: -0.02em; }
.pglayout .pg-rule { height: 1px; background: var(--hair); }
.pglayout .pg-lines { display: flex; flex-direction: column; gap: 7px; margin-top: auto; }
.pglayout .pg-lines i { display: block; height: 5px; border-radius: 2px; background: var(--hair); }
.pglayout .pg-lines i:nth-child(1) { width: 86%; }
.pglayout .pg-lines i:nth-child(2) { width: 72%; }
.pglayout .pg-lines i:nth-child(3) { width: 90%; }
.pglayout .pg-lines i:nth-child(4) { width: 54%; }
.pglayout .pg-brass { width: 26%; height: 6px; background: var(--brass); border-radius: 2px; opacity: 0.85; }

/* parallax depth layers (driven by JS data-depth) */
.px-layer { will-change: transform; }

/* ============================================================
   ACT 1 — HERO
   ============================================================ */
.hero {
  position: relative; min-height: 100vh;
  display: grid; grid-template-columns: 1.1fr 0.9fr; align-items: center;
  gap: var(--gutter); padding: 0 var(--gutter);
}
.hero-inner { max-width: 720px; }
.hero-eyebrow { margin-bottom: 1.6rem; }
.hero-title {
  font-family: var(--font-display);
  font-weight: 400; color: var(--ink);
  font-size: var(--t-hero);
  line-height: 0.92; letter-spacing: -0.04em;
  font-variation-settings: "opsz" 144, "SOFT" 50, "WONK" 0;
}
.hero-copy { margin-top: 1.8rem; max-width: 42ch; font-size: clamp(1.05rem,1.5vw,1.22rem); color: var(--ink-soft); }
.hero-actions { margin-top: 2.4rem; display: flex; gap: 1rem; flex-wrap: wrap; align-items: center; }
.hero-note { margin-top: 1.8rem; font-size: var(--t-caption); color: var(--muted); }
.hero-stage { display: flex; align-items: center; justify-content: center; }
.hero-stage .spread { transform: rotateY(-8deg) rotateX(4deg); }
.scroll-cue {
  position: absolute; left: 50%; bottom: 2.2rem; transform: translateX(-50%);
  font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--muted);
  display: flex; flex-direction: column; align-items: center; gap: 0.6rem;
}
.scroll-cue .line { width: 1px; height: 40px; background: var(--hair); position: relative; overflow: hidden; }
.scroll-cue .line::after { content: ""; position: absolute; inset: 0; background: var(--ink); transform: translateY(-100%); animation: cue 2.4s var(--ease-inout) infinite; }
@keyframes cue { 0% { transform: translateY(-100%);} 50%{transform: translateY(0);} 100%{transform: translateY(100%);} }

/* ============================================================
   ACT 2 — THE JOURNEY (horizontal pin)
   ============================================================ */
.journey { position: relative; background: var(--bg); }
.journey-pin { height: 100vh; overflow: hidden; display: flex; align-items: center; }
.journey-track { display: flex; gap: clamp(3rem, 7vw, 8rem); padding-inline: var(--gutter); align-items: center; will-change: transform; }
.journey-intro { flex: 0 0 auto; width: min(64vw, 560px); }
.jcard {
  flex: 0 0 auto; width: min(74vw, 720px);
  display: grid; grid-template-columns: 0.95fr 1.05fr; gap: clamp(1.5rem,3vw,3rem); align-items: center;
}
.jcard .jcard-spread { perspective: 1500px; }
.jcard .spread { width: 100%; max-width: 420px; transform: rotateY(-6deg) rotateX(3deg); }
.jcard-body { will-change: transform; }
.jcard-step { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--brass); }
.jcard-title { font-family: var(--font-display); font-variation-settings: "opsz" 72; font-size: clamp(2rem, 4vw, 3.4rem); line-height: 0.98; letter-spacing: -0.03em; color: var(--ink); margin-top: 0.8rem; }
.jcard-price { margin-top: 1rem; font-size: 1.1rem; }
.jcard-desc { margin-top: 1.1rem; min-height: 3.4em; color: var(--ink-soft); max-width: 34ch; }
.jcard-cta { margin-top: 1.6rem; display: inline-flex; min-height: 44px; align-items: center; }
.bundle-card { flex: 0 0 auto; width: min(70vw, 600px); text-align: center; position: relative; }
.bundle-stack { position: relative; height: 320px; margin-bottom: 2rem; perspective: 1500px; }
.bundle-stack .spread { position: absolute; left: 50%; top: 50%; width: 300px; }
.bundle-stack .s1 { transform: translate(-50%,-50%) rotateY(-10deg) translateX(-90px) translateZ(-40px); opacity: 0.85; }
.bundle-stack .s2 { transform: translate(-50%,-50%) rotateY(-4deg) translateZ(0); }
.bundle-stack .s3 { transform: translate(-50%,-50%) rotateY(4deg) translateX(90px) translateZ(-40px); opacity: 0.85; }
.bundle-save { position: absolute; top: -8px; right: 14%; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--on-accent); background: var(--accent); padding: 0.5rem 0.8rem; border-radius: 2px; }

/* ============================================================
   ACT 3 — INTERLUDE
   ============================================================ */
.interlude .row { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem,5vw,6rem); align-items: center; padding-block: clamp(3rem,7vh,7rem); }
.interlude .row:nth-child(even) .row-media { order: 2; }
.interlude .row-media .spread { width: 100%; max-width: 460px; margin-inline: auto; }
.interlude .reveal-line { display: block; overflow: hidden; }
.interlude .reveal-line > span { display: inline-block; }
.interlude .row-text .section-title { margin-bottom: 1.4rem; }

/* ============================================================
   ACT 4 — COLORWAY SHOWCASE (pinned)
   ============================================================ */
.colorway { position: relative; }
.colorway-pin { height: 100vh; display: grid; place-items: center; position: relative; overflow: hidden; transition: background var(--dur-slow) var(--ease-inout); }
.colorway-name { position: absolute; top: 16vh; left: 50%; transform: translateX(-50%); font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--cw-ink, var(--ink)); }
.colorway-stage { perspective: 1600px; }
.colorway-stage .spread { width: min(46vw, 540px); transform: rotateY(-6deg) rotateX(3deg); }
.cw-progress { position: absolute; bottom: 12vh; left: 50%; transform: translateX(-50%); display: flex; gap: 0.6rem; }
.cw-progress i { width: 30px; height: 2px; background: rgba(0,0,0,0.18); display: block; }
.cw-progress i.on { background: var(--cw-ink, var(--ink)); }
/* mobile static fallback (3 stacked colorway cards) — hidden on desktop */
.colorway-mobile { display: none; }

/* ============================================================
   ACT 5 — HOW IT WORKS
   ============================================================ */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(1.5rem,3vw,3rem); margin-top: 3.5rem; }
.step .step-num {
  font-family: var(--font-display); font-weight: 400;
  font-variation-settings: "opsz" 144, "SOFT" 100;
  font-size: clamp(3rem, 5vw, 5rem); line-height: 1; color: var(--ink); letter-spacing: -0.04em;
  font-variant-numeric: tabular-nums;
}
.step .step-rule { height: 1px; background: var(--hair); margin: 1.1rem 0; }
.step h3 { font-family: var(--font-sans); font-weight: 600; font-size: 1.18rem; letter-spacing: -0.01em; color: var(--ink); }
.step p { margin-top: 0.6rem; font-size: var(--t-caption); color: var(--ink-soft); }

/* ============================================================
   ACT 6 — FAQ
   ============================================================ */
.faq-wrap { max-width: 880px; margin-inline: auto; }
.faq { border-top: 1px solid var(--hair); }
.faq:last-child { border-bottom: 1px solid var(--hair); }
.faq-q {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 2rem;
  padding: 1.55rem 0.25rem; text-align: left; min-height: 44px;
  font-family: var(--font-sans); font-weight: 600; font-size: 1.18rem; color: var(--ink); letter-spacing: -0.01em;
  transition: color var(--dur-fast) var(--ease-out);
}
.faq-q .chev { flex: 0 0 auto; width: 16px; height: 16px; position: relative; }
.faq-q .chev::before, .faq-q .chev::after { content: ""; position: absolute; top: 50%; width: 9px; height: 1.5px; background: var(--ink); transition: transform var(--dur-base) var(--ease-out); }
.faq-q .chev::before { left: 0; transform: translateY(-50%) rotate(45deg); }
.faq-q .chev::after { right: 0; transform: translateY(-50%) rotate(-45deg); }
.faq[data-open="true"] .chev::before { transform: translateY(-50%) rotate(-45deg); }
.faq[data-open="true"] .chev::after { transform: translateY(-50%) rotate(45deg); }
.faq-a { overflow: hidden; height: 0; transition: height var(--dur-base) var(--ease-out); }
.faq-a-inner {
  padding: 0 0.25rem 1.6rem; max-width: 64ch; color: var(--ink-soft);
  transform: translateY(-8px); opacity: 0; transition: transform var(--dur-base) var(--ease-out), opacity var(--dur-base) var(--ease-out);
}
.faq[data-open="true"] .faq-a-inner { transform: translateY(0); opacity: 1; }

/* ============================================================
   EMAIL CAPTURE (opt-in) — inserted before final CTA
   ============================================================ */
.optin { background: var(--sand); position: relative; }
.optin-wrap { max-width: 760px; margin-inline: auto; text-align: center; }
.optin .display { font-size: clamp(2.2rem, 5.5vw, 4.2rem); }
.optin-sub { margin: 1.4rem auto 0; max-width: 48ch; color: var(--ink-soft); }
.optin-form {
  margin-top: 2.4rem; display: grid; grid-template-columns: 1fr 1.3fr auto; gap: 0.8rem;
  max-width: 640px; margin-inline: auto; text-align: left;
}
.optin-form .field {
  font-family: var(--font-sans); font-size: var(--t-body); color: var(--ink);
  background: var(--surface); border: 1px solid var(--hair); border-radius: 2px;
  padding: 0.9rem 1rem; min-height: 48px; width: 100%;
  transition: border-color var(--dur-base) var(--ease-out);
}
.optin-form .field::placeholder { color: var(--muted); }
.optin-form .field:focus-visible { outline: none; border-color: var(--ink); }
.optin-form .btn-primary { min-height: 48px; white-space: nowrap; align-self: stretch; }
.optin-note { margin-top: 1rem; font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.06em; color: var(--muted); text-transform: uppercase; }
@media (max-width: 640px) { .optin-form { grid-template-columns: 1fr; } }

/* ============================================================
   ACT 7/8 — CTA + product-page CTA
   ============================================================ */
.cta { min-height: 92vh; display: grid; place-items: center; text-align: center; position: relative; background: var(--surface); }
.cta .display { font-size: clamp(3rem, 8.5vw, 8.5rem); font-variation-settings: "opsz" 144, "SOFT" 0; }
.cta-sub { margin-top: 1.6rem; color: var(--ink-soft); max-width: 44ch; margin-inline: auto; }
.cta-actions { margin-top: 2.6rem; display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
#launch-note { margin-top: 2.2rem; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.06em; color: var(--muted); text-transform: uppercase; }
.pd-cta { padding-block: clamp(4rem, 10vh, 8rem); text-align: center; background: var(--surface); }
.pd-cta .display { font-size: clamp(2.6rem, 7vw, 6.5rem); font-variation-settings: "opsz" 144, "SOFT" 0; }
.cta-note { margin-top: 2.2rem; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.06em; color: var(--muted); text-transform: uppercase; }

/* ---------- Footer ---------- */
.site-footer { padding: clamp(3rem,7vh,6rem) var(--gutter) 2.5rem; border-top: 1px solid var(--hair); background: var(--bg); }
.footer-grid { display: flex; justify-content: space-between; gap: 2rem; flex-wrap: wrap; align-items: flex-start; }
.footer-brand { font-family: var(--font-display); font-variation-settings: "opsz" 48, "SOFT" 0; font-size: 1.6rem; color: var(--ink); letter-spacing: -0.02em; }
.footer-links { display: flex; gap: 1.6rem; flex-wrap: wrap; font-size: var(--t-caption); }
.footer-meta { margin-top: 3rem; display: flex; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap; align-items: center; font-size: var(--t-caption); color: var(--muted); }
.theme-toggle { display: inline-flex; align-items: center; gap: 0.6rem; font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); cursor: pointer; background: none; border: 0; }
.theme-toggle .switch { width: 42px; height: 22px; border: 1px solid var(--hair); border-radius: 22px; position: relative; transition: border-color var(--dur-base) var(--ease-out); }
.theme-toggle .switch::after { content: ""; position: absolute; top: 2px; left: 2px; width: 16px; height: 16px; border-radius: 50%; background: var(--ink); transition: transform var(--dur-base) var(--ease-out); }
:root[data-theme="dark"] .theme-toggle .switch::after { transform: translateX(20px); }
.theme-toggle:hover .switch { border-color: var(--ink); }

/* ---------- Generic in-view reveals (JS adds .in) ---------- */
.rise { opacity: 0; transform: translateY(24px); transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out); }
.rise.in { opacity: 1; transform: none; }
.rise-card { opacity: 0; transform: translateY(40px); transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out); }
.rise-card.in { opacity: 1; transform: none; }
.clip-img { clip-path: inset(0 100% 0 0); transition: clip-path var(--dur-cine) var(--ease-out); }
.clip-img.in { clip-path: inset(0 0 0 0); }

/* ---------- Product detail page ---------- */
.pd-buybar { position: sticky; top: 0; z-index: 40; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 0.7rem var(--gutter); background: color-mix(in srgb, var(--bg) 86%, transparent); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-bottom: 1px solid var(--hair); }
.pd-buybar-meta { display: flex; align-items: baseline; gap: 0.9rem; min-width: 0; }
.pd-buybar-name { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pd-hero { padding-top: 18vh; padding-bottom: 6rem; display: grid; grid-template-columns: 1.05fr 0.95fr; gap: var(--gutter); align-items: center; }
.pd-hero .eyebrow { margin-bottom: 1.2rem; }
.pd-title { font-family: var(--font-display); font-variation-settings: "opsz" 144, "SOFT" 0; font-size: clamp(2.6rem, 6vw, 5.5rem); line-height: 0.96; letter-spacing: -0.04em; color: var(--ink); }
.pd-price { margin-top: 1.6rem; font-size: 1.5rem; }
.pd-price s { color: var(--muted); font-size: 1rem; margin-left: 0.6rem; }
.pd-copy { margin-top: 1.4rem; max-width: 46ch; }
.pd-actions { margin-top: 2.2rem; display: flex; gap: 1rem; flex-wrap: wrap; align-items: center; }
.pd-stage { perspective: 1600px; display: flex; justify-content: center; }
.pd-stage .spread { width: min(40vw, 460px); transform: rotateY(-8deg) rotateX(4deg); }
.pd-section { padding-block: clamp(3rem,7vh,6rem); }
.pd-incl { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 3rem; margin-top: 2rem; }
.pd-incl li { display: flex; gap: 0.9rem; padding: 1rem 0; border-bottom: 1px solid var(--hair); align-items: baseline; }
.pd-incl li .n { font-family: var(--font-mono); font-size: 0.72rem; color: var(--brass); min-width: 2ch; }
.pd-incl li .t { color: var(--ink); font-weight: 500; }
.pd-incl li .d { color: var(--ink-soft); font-size: var(--t-caption); display: block; margin-top: 0.2rem; }
.pd-specs { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: var(--hair); border: 1px solid var(--hair); }
.pd-specs > div { background: var(--bg); padding: 1.6rem; }
.pd-specs .k { font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.pd-specs .v { margin-top: 0.5rem; color: var(--ink); font-weight: 500; }
@media (max-width: 820px) {
  .pd-hero { grid-template-columns: 1fr; padding-top: 16vh; }
  .pd-incl, .pd-specs { grid-template-columns: 1fr; }
  .pd-buybar-name { display: none; }
}

@media (max-width: 760px) {
  /* Act 2 — vertical stacked cards, no pin */
  .journey-pin { height: auto; display: block; overflow: visible; }
  .journey-track { flex-direction: column; align-items: stretch; padding-block: 5rem; gap: 4rem; transform: none !important; }
  .journey-intro { width: 100%; }
  .jcard { grid-template-columns: 1fr; width: 100%; gap: 1.5rem; }
  .jcard .spread { max-width: 300px; margin-inline: auto; }
  .bundle-card { width: 100%; }

  /* Act 4 — unpin, show 3 static colorway cards */
  .colorway-pin { display: none; }
  .colorway-mobile {
    display: grid; grid-template-columns: 1fr; gap: 1.5rem;
    padding: 4rem var(--gutter);
  }
  .cw-card { border: 1px solid var(--hair); border-radius: 4px; padding: 2rem 1.5rem; text-align: center; }
  .cw-card .cw-card-name { font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink); margin-bottom: 1.4rem; }
  .cw-card .stage3d { display: flex; justify-content: center; }
  .cw-card .spread { width: min(70vw, 320px); transform: rotateY(-4deg) rotateX(2deg); }
}
@media (max-width: 480px) {
  .steps { grid-template-columns: 1fr; }
  .optin-form { grid-template-columns: 1fr; }
  .hero-actions .btn, .cta-actions .btn, .pd-actions .btn { width: 100%; }
  .pd-buybar { justify-content: stretch; }
  .pd-buybar .btn { width: 100%; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
  .rise, .rise-card, .clip-img, .clip-reveal, .para-rise { opacity: 1 !important; transform: none !important; clip-path: none !important; transition: opacity var(--dur-fast) linear; }
  .hero-title .word > span, .section-title .word > span, .split-char > span { transform: none !important; }
  .scroll-cue .line::after { animation: none; }
  .cta-deco { animation: none !important; }
  .page--top, .spread:hover .page--top { transition: none; }
}