/* Ctrl Alt Create Academy — draft v2
   Format inspired by a cinematic long-scroll dark page (1180px, light
   huge type, hairlines, paired buttons). Visual language is ours:
   #2FB4FF, keycaps, Bit Rex, host avatar, Bangers callouts.
   No remotes, no trackers, no copied third-party assets. */

@font-face {
  font-family: "Inter Tight";
  src: url("../fonts/InterTight%5Bwght%5D.ttf") format("truetype");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Inter";
  src: url("../fonts/InterVariable.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Space Grotesk";
  src: url("../fonts/SpaceGrotesk%5Bwght%5D.woff2") format("woff2");
  font-weight: 300 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Bangers";
  src: url("../fonts/Bangers-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg: #000000;
  --ink: #0a0d12;
  --fg: #e6edf3;
  --fg-strong: #ffffff;
  --muted: rgba(230, 237, 243, 0.62);
  --faint: rgba(230, 237, 243, 0.42);
  --accent: #2fb4ff;
  --accent-soft: rgba(47, 180, 255, 0.14);
  --accent-line: rgba(47, 180, 255, 0.38);
  --good: #3fb950;
  --draft: #f5c542;
  --hair: rgba(230, 237, 243, 0.12);
  --hair-strong: rgba(230, 237, 243, 0.2);
  --max: 1180px;
  --nav-h: 56px;
  --draft-h: 38px;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --radius-btn: 2px;
  --radius-media: 4px;
  --display: "Inter Tight", "Inter", "Helvetica Neue", Arial, sans-serif;
  --body: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Space Grotesk", "Inter", ui-monospace, monospace;
  --chat-clearance: 168px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--draft-h) + var(--nav-h) + 16px);
  background: var(--bg);
  color: var(--fg);
}

body {
  margin: 0;
  font-family: var(--body);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.6;
  background: var(--bg);
  color: var(--fg);
  min-height: 100vh;
  overflow-x: hidden;
}

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

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover { color: #7dceff; }

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

.skip {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--accent);
  color: var(--ink);
  padding: 0.6rem 1rem;
  z-index: 1000;
  font-weight: 600;
}

.skip:focus { left: 1rem; top: calc(var(--draft-h) + 0.6rem); }

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

/* Blueprint guides — behind content, with the watermark */
.guides {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 100% 100%;
  background-position: center top;
  background-repeat: no-repeat;
}

.guides::before,
.guides::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  background: rgba(255, 255, 255, 0.045);
  left: max(0px, calc(50% - var(--max) / 2));
}

.guides::after {
  left: auto;
  right: max(0px, calc(50% - var(--max) / 2));
}

/* Channel profile pic as a still, permanent watermark.
   Fixed, faint, non-interactive, no animation, behind copy.
   Kept clear of the bottom-right support button. */
.page-watermark {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.page-watermark img {
  position: absolute;
  left: 62%;
  top: 46%;
  transform: translate(-50%, -50%);
  width: min(38vw, 440px);
  height: auto;
  max-height: calc(100vh - var(--chat-clearance) - 48px);
  max-width: calc(100vw - 48px);
  opacity: 0.07;
  object-fit: contain;
}

.wrap {
  width: min(var(--max), calc(100% - 48px));
  margin-inline: auto;
  position: relative;
  z-index: 2;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
}

.draft-banner {
  background: var(--accent);
  color: var(--ink);
  text-align: center;
  font-family: var(--mono);
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.5rem 1rem;
  line-height: 1.3;
  min-height: var(--draft-h);
}

.draft-banner strong {
  font-weight: 700;
  letter-spacing: 0.12em;
}

.nav-bar {
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease);
}

.site-header.is-scrolled .nav-bar {
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(16px) saturate(1.1);
  -webkit-backdrop-filter: blur(16px) saturate(1.1);
  border-bottom-color: var(--hair);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--nav-h);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: inherit;
  text-decoration: none;
  min-width: 0;
}

.brand:hover { color: inherit; }

.brand img {
  height: 32px;
  width: auto;
}

.brand-word {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 0.92rem;
  letter-spacing: 0.06em;
  color: var(--fg-strong);
  border-left: 1px solid var(--hair-strong);
  padding-left: 0.75rem;
  line-height: 1.1;
}

.brand-word span {
  display: block;
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--faint);
  margin-top: 0.14rem;
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--hair-strong);
  color: var(--fg);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-btn);
  cursor: pointer;
  padding: 0;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 16px;
  height: 1.5px;
  background: var(--fg-strong);
  margin: 0 auto;
  position: relative;
}

.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle span::before { top: -5px; }
.nav-toggle span::after { top: 5px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.15rem 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.84rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.nav-links a:hover { color: var(--fg-strong); }

.nav-links .nav-cta {
  color: var(--fg-strong);
  background: rgba(230, 237, 243, 0.14);
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-btn);
  font-weight: 500;
  font-size: 0.82rem;
}

.nav-links .nav-cta:hover {
  color: var(--fg-strong);
  background: rgba(230, 237, 243, 0.22);
}

/* Hero */
.hero {
  position: relative;
  z-index: 2;
  padding: 90px 0 0;
  min-height: min(52rem, calc(100svh - var(--nav-h) - var(--draft-h)));
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
  flex: 1;
}

.eyebrow {
  font-family: var(--body);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 18px;
}

h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 300;
  letter-spacing: -0.035em;
  line-height: 1.05;
  margin: 0;
  color: var(--fg-strong);
}

h1 {
  font-size: clamp(48px, 6.2vw, 70px);
  line-height: 1.02;
  letter-spacing: -0.035em;
  max-width: 11ch;
}

h1 .h-rest,
.split-rest {
  display: block;
  color: var(--muted);
}

h2 {
  font-size: clamp(36px, 4.6vw, 55px);
  line-height: 1.03;
  letter-spacing: -0.032em;
  margin-bottom: 18px;
}

h3 {
  font-size: clamp(22px, 2.2vw, 28px);
  letter-spacing: -0.027em;
  line-height: 1.2;
}

.lede {
  margin: 24px 0 0;
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(18px, 1.8vw, 25px);
  line-height: 1.24;
  letter-spacing: -0.02em;
  color: var(--muted);
  max-width: 36rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 36px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border-radius: var(--radius-btn);
  padding: 11px 16px;
  font-family: var(--body);
  font-weight: 500;
  font-size: 14.4px;
  line-height: 1.03;
  letter-spacing: 0.01em;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.btn .chev {
  display: inline-block;
  transition: transform 0.25s var(--ease);
  font-weight: 400;
}

.btn:hover .chev { transform: translateX(2px); }

.btn-primary {
  background: #ededee;
  color: var(--ink);
  border-color: #ededee;
}

.btn-primary:hover {
  background: #ffffff;
  color: var(--ink);
  border-color: #ffffff;
}

.btn-glass {
  background: rgba(237, 237, 238, 0.14);
  color: var(--fg-strong);
  border-color: transparent;
}

.btn-glass:hover {
  background: rgba(237, 237, 238, 0.22);
  color: var(--fg-strong);
}

.btn-sm { padding: 8px 14px; font-size: 13px; }

.hero-art {
  position: relative;
  display: grid;
  place-items: center;
}

.hero-art .orb {
  position: relative;
  z-index: 1;
  width: min(88%, 460px);
  border-radius: 50%;
  mask-image: radial-gradient(circle at 50% 50%, #000 62%, transparent 78%);
  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000 62%, transparent 78%);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.5rem;
  margin-top: 72px;
  padding: 36px 0 0;
  border-top: 1px solid var(--hair);
  color: var(--muted);
  font-size: 0.88rem;
}

.hero-meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.hero-meta span::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 6px rgba(47, 180, 255, 0.45);
}

/* Sections */
section.block {
  position: relative;
  z-index: 2;
  padding: 126px 0;
}

.section-head {
  max-width: 40rem;
  margin-bottom: 48px;
}

.section-head p {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.6;
}

.kicker {
  font-family: "Bangers", "Inter", sans-serif;
  font-size: 1.35rem;
  letter-spacing: 0.04em;
  color: var(--accent);
  transform: rotate(-2.5deg);
  transform-origin: left center;
  display: inline-block;
  margin-bottom: 0.7rem;
}

.hash,
.step code {
  font-family: var(--mono);
  font-size: 0.86em;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 0.08em 0.35em;
  border-radius: var(--radius-btn);
}

/* How it works — avatar presents the steps, Rex is not in this section */
.how-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px 64px;
  align-items: start;
}

.steps {
  display: grid;
  gap: 0;
  counter-reset: step;
  border-top: 1px solid var(--hair);
}

.step {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: 18px;
  padding: 24px 0;
  border-bottom: 1px solid var(--hair);
  background: transparent;
}

.step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  font-family: var(--display);
  font-weight: 300;
  font-size: 36px;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--accent);
  padding-top: 0.15rem;
}

.step h3 { margin-bottom: 0.4rem; font-size: 22px; }

.step p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.note {
  margin-top: 36px;
  padding: 0 0 0 18px;
  border-left: 1px solid var(--accent);
  background: transparent;
  color: var(--fg);
  font-size: 0.95rem;
}

.note p { margin: 0; color: var(--fg); }
.note p + p { margin-top: 0.7rem; }

.fine {
  font-size: 0.88rem;
  color: var(--muted);
}

.explainer {
  position: sticky;
  top: calc(var(--draft-h) + var(--nav-h) + 24px);
  align-self: start;
}

.explainer figure { margin: 0; }

.explainer img {
  width: 100%;
  max-width: 420px;
  margin-inline: auto;
  mask-image: linear-gradient(to bottom, #000 72%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, #000 72%, transparent 100%);
}

.explainer figcaption {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
  margin-top: 0.6rem;
  text-align: center;
}

/* Assignments — hairline rows, keycap tags */
.assignment-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--hair);
}

.assignment {
  display: grid;
  grid-template-columns: 6.25rem 1fr;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--hair);
  background: transparent;
  align-items: start;
}

.assignment.live { color: var(--fg); }
.assignment.locked { color: var(--muted); }
.assignment.locked .as-body h3 { color: var(--muted); }
.assignment.live .as-body h3 { color: var(--fg-strong); }

.as-tag {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 1.05rem;
  letter-spacing: 0.06em;
  color: var(--fg-strong);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 4.4rem;
  height: 2.6rem;
  padding: 0 0.55rem;
  border: 1.5px solid var(--hair-strong);
  border-radius: 6px;
  background: #12151a;
  box-shadow: 0 2px 0 rgba(255, 255, 255, 0.08), inset 0 -2px 0 rgba(0, 0, 0, 0.45);
}

.assignment.live .as-tag {
  border-color: var(--accent);
  color: var(--ink);
  background: var(--accent);
  box-shadow: 0 2px 0 rgba(47, 180, 255, 0.35), inset 0 -2px 0 rgba(0, 0, 0, 0.18);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  border-radius: var(--radius-btn);
  padding: 0.12rem 0.45rem;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
}

.pill-live {
  background: var(--good);
  color: #041208;
}

.pill-soon {
  background: transparent;
  color: var(--faint);
  border: 1px solid var(--hair);
}

.as-body h3 { margin-bottom: 0.2rem; font-size: 24px; }

.as-meta {
  color: var(--muted);
  font-size: 0.88rem;
  margin: 0 0 0.7rem;
}

.as-meta .pill { margin-right: 0.45rem; vertical-align: 0.1em; }

.as-body p { margin: 0.35rem 0; }

.as-body dt {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faint);
  font-family: var(--mono);
  margin-top: 0.7rem;
  font-weight: 500;
}

.as-body dd { margin: 0.15rem 0 0; color: var(--fg); }

.assignment.locked .as-body dd { color: var(--muted); }

.as-actions { margin-top: 1rem; display: flex; flex-wrap: wrap; gap: 0.5rem; }

/* Levels — typographic scale rows */
.levels {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--hair);
}

.level {
  display: grid;
  grid-template-columns: 10rem 14rem 1fr;
  gap: 18px 28px;
  padding: 36px 0;
  border-bottom: 1px solid var(--hair);
  align-items: start;
}

.level-idx {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  padding-top: 0.55rem;
}

.level h3 {
  font-size: clamp(32px, 3.4vw, 45px);
  letter-spacing: -0.027em;
  line-height: 1.1;
}

.level p { margin: 0; color: var(--muted); font-size: 0.95rem; }

.level .gets {
  margin-top: 0.7rem;
  padding-top: 0;
  border-top: 0;
  color: var(--fg);
  font-size: 0.95rem;
}

/* Certificate */
.certificate-frame {
  display: grid;
  justify-items: center;
}

.certificate {
  width: min(100%, 820px);
  background: var(--ink);
  border: 1px solid var(--accent-line);
  border-radius: var(--radius-media);
  padding: 48px 40px 32px;
  text-align: center;
  position: relative;
}

.certificate .cert-logo {
  height: 40px;
  width: auto;
  margin: 0 auto 1.25rem;
}

.certificate .cert-kicker {
  font-family: var(--mono);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-size: 0.72rem;
  color: var(--accent);
  margin: 0 0 0.7rem;
}

.certificate h3 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 1.25rem;
}

.cert-name {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  letter-spacing: -0.03em;
  color: #fff;
  border-bottom: 1px solid var(--hair-strong);
  display: inline-block;
  padding: 0 1rem 0.25rem;
  margin: 0.25rem 0 1rem;
}

.cert-body {
  max-width: 38rem;
  margin: 0 auto;
  color: var(--fg);
  font-size: 1rem;
}

.disclaimer {
  margin-top: 1.6rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--hair);
  font-size: 0.78rem;
  line-height: 1.55;
  color: var(--muted);
  text-align: left;
  max-width: 40rem;
  margin-left: auto;
  margin-right: auto;
}

.disclaimer strong { color: var(--fg); font-weight: 600; }

.cert-preview-tag {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--draft);
  border: 1px dashed rgba(245, 197, 66, 0.5);
  padding: 0.2rem 0.45rem;
  border-radius: var(--radius-btn);
}

/* Tracks — open tiles */
.tracks {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--hair);
}

.track {
  border: 0;
  border-bottom: 1px solid var(--hair);
  border-right: 1px solid var(--hair);
  border-radius: 0;
  padding: 28px 24px 32px;
  background: transparent;
  min-height: 100%;
}

.track:nth-child(3n) { border-right: 0; }

.track.now {
  background: linear-gradient(180deg, var(--accent-soft), transparent 70%);
}

.track-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 0.55rem;
}

.track-num {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
}

.track h3 { font-size: 1.2rem; letter-spacing: -0.02em; }

.track p { margin: 0.4rem 0 0; color: var(--muted); font-size: 0.92rem; }

.track .advice {
  margin-top: 0.55rem;
  font-size: 0.8rem;
  color: #c9b27a;
}

/* Books */
.book-feature {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: start;
  background: transparent;
  border-top: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
  border-radius: 0;
  padding: 48px 0;
  overflow: visible;
}

.book-cover {
  aspect-ratio: 3 / 4;
  max-width: 260px;
  margin-left: auto;
  background:
    radial-gradient(circle at 50% 30%, rgba(47, 180, 255, 0.28), transparent 55%),
    var(--ink);
  border: 1px solid var(--accent-line);
  border-radius: var(--radius-media);
  padding: 1.5rem 1.2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
}

.book-cover .cover-series {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.book-cover .cover-title {
  font-family: var(--display);
  font-weight: 300;
  font-size: 1.65rem;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.book-cover .cover-author {
  font-size: 0.85rem;
  color: var(--muted);
}

.book-cover img {
  width: 72px;
  position: absolute;
  right: 0.7rem;
  bottom: 3.2rem;
  opacity: 0.95;
}

.book-feature > div:first-child { max-width: 720px; }

.coming {
  display: inline-block;
  margin-top: 1rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--draft);
}

/* FAQ */
.faq {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--hair);
}

.faq details {
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--hair);
  border-radius: 0;
  padding: 0;
}

.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 22px 0;
  font-weight: 500;
  font-size: 1.05rem;
  color: var(--fg-strong);
}

.faq summary::-webkit-details-marker { display: none; }

.faq summary::after {
  content: "+";
  float: right;
  color: var(--accent);
  font-weight: 300;
  font-size: 1.4rem;
  line-height: 1;
}

.faq details[open] summary::after { content: "–"; }

.faq .faq-body {
  padding: 0 0 22px;
  color: var(--muted);
}

.faq .faq-body p { margin: 0 0 0.7rem; }
.faq .faq-body p:last-child { margin-bottom: 0; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--hair);
  padding: 72px 0 48px;
  position: relative;
  z-index: 2;
  background: transparent;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 36px;
}

.footer-brand img { height: 36px; width: auto; margin-bottom: 0.8rem; }

.site-footer h2 {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--faint);
  margin-bottom: 0.7rem;
}

.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin: 0.3rem 0; }
.site-footer a { color: var(--fg); text-decoration: none; }
.site-footer a:hover { color: var(--accent); }

.footer-note {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--hair);
  color: var(--muted);
  font-size: 0.82rem;
}

/* Support chat — draft, on-page only */
.support {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 80;
  width: auto;
  font-family: var(--body);
}

.support-launch {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: #ededee;
  color: var(--ink);
  border: 1px solid #ededee;
  border-radius: var(--radius-btn);
  padding: 11px 16px;
  font: 500 14.4px/1.03 var(--body);
  letter-spacing: 0.01em;
  cursor: pointer;
}

.support-launch:hover { background: #fff; }

.support:has(#support-panel:not([hidden])) .support-launch {
  visibility: hidden;
  pointer-events: none;
}

.support-launch-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 6px rgba(47, 180, 255, 0.55);
}

.support-panel {
  position: absolute;
  right: 0;
  bottom: calc(100% + 10px);
  width: min(380px, calc(100vw - 32px));
  height: min(560px, calc(100svh - var(--draft-h) - var(--nav-h) - 96px));
  background: #07090c;
  border: 1px solid var(--hair-strong);
  border-radius: var(--radius-media);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.support-panel[hidden] { display: none !important; }

.support-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 14px 14px 12px;
  border-bottom: 1px solid var(--hair);
}

.support-kicker {
  margin: 0 0 0.2rem;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--draft);
}

.support-head h2 {
  font-size: 1.15rem;
  margin: 0;
  letter-spacing: -0.03em;
}

.support-close {
  background: transparent;
  border: 1px solid var(--hair);
  color: var(--fg);
  width: 32px;
  height: 32px;
  border-radius: var(--radius-btn);
  cursor: pointer;
  font-size: 1.1rem;
  line-height: 1;
}

.support-log {
  flex: 1;
  overflow: auto;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 160px;
}

.support-msg {
  max-width: 92%;
  padding: 10px 12px;
  border-radius: var(--radius-media);
  font-size: 0.9rem;
  line-height: 1.45;
}

.support-msg p { margin: 0 0 0.45rem; }
.support-msg p:last-child { margin-bottom: 0; }

.support-msg.bot {
  align-self: flex-start;
  background: rgba(237, 237, 238, 0.08);
  color: var(--fg);
}

.support-msg.user {
  align-self: flex-end;
  background: var(--accent-soft);
  color: var(--fg-strong);
}

.support-qs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.support-qs button {
  background: transparent;
  color: var(--fg);
  border: 1px solid var(--hair-strong);
  border-radius: var(--radius-btn);
  padding: 6px 8px;
  font-size: 0.75rem;
  cursor: pointer;
  text-align: left;
}

.support-qs button:hover {
  border-color: var(--accent-line);
  color: var(--accent);
}

.support-ask,
.support-form {
  display: flex;
  gap: 6px;
  padding: 10px 12px 12px;
  border-top: 1px solid var(--hair);
}

.support-ask input,
.support-form input,
.support-form textarea {
  flex: 1;
  background: #000;
  color: var(--fg);
  border: 1px solid var(--hair-strong);
  border-radius: var(--radius-btn);
  padding: 10px 10px;
  font: 400 0.9rem/1.4 var(--body);
  width: 100%;
}

.support-ask[hidden],
.support-form[hidden] { display: none !important; }

.support-form {
  flex-direction: column;
  gap: 8px;
}

.support-form label {
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.support-consent {
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.4;
}

.support-consent input { margin-top: 0.2rem; flex: none; }

.support-form .form-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.support-note {
  margin: 0;
  font-size: 0.75rem;
  color: var(--faint);
  padding: 0 12px 10px;
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.reveal.is-in,
.no-js .reveal {
  opacity: 1;
  transform: none;
}

.nowrap { white-space: nowrap; }

/* Responsive */
@media (max-width: 960px) {
  .hero-grid,
  .how-grid,
  .book-feature,
  .footer-grid { grid-template-columns: 1fr; }
  .level { grid-template-columns: 8rem 1fr; }
  .level-idx { grid-column: 1; }
  .level h3 { grid-column: 2; }
  .level > div:last-child { grid-column: 1 / -1; }
  .tracks { grid-template-columns: 1fr 1fr; }
  .track:nth-child(3n) { border-right: 1px solid var(--hair); }
  .track:nth-child(2n) { border-right: 0; }
  .book-cover { margin: 1rem auto 0; }
  h1 { max-width: none; }
  .explainer { position: relative; top: 0; max-width: 280px; }
  .how-grid { display: flex; flex-direction: column; }
  .how-copy { order: 2; }
  .explainer { order: 1; margin: 0 auto 8px; }
  .page-watermark img { width: min(52vw, 300px); opacity: 0.065; top: 44%; left: 58%; }
}

@media (max-width: 760px) {
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }

  .nav-links {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    flex-direction: column;
    align-items: stretch;
    background: rgba(0, 0, 0, 0.96);
    border-bottom: 1px solid var(--hair);
    padding: 0.6rem 1.25rem 1rem;
    gap: 0.2rem;
  }

  .nav.is-open .nav-links { display: flex; }

  .nav-links a { padding: 0.65rem 0; }
  .nav-links .nav-cta { width: fit-content; margin-top: 0.3rem; }

  .assignment { grid-template-columns: 1fr; gap: 0.7rem; }
  .hero { padding-top: 48px; min-height: 0; }
  .hero-grid { gap: 32px; }
  .hero-meta { margin-top: 48px; padding-top: 24px; }
  section.block { padding: 72px 0; }
  .wrap { width: min(var(--max), calc(100% - 32px)); }
  .certificate { padding: 32px 18px 22px; }
  .brand-word { display: none; }
  .support { right: 12px; bottom: 12px; }
  .support-panel {
    position: fixed;
    right: 12px;
    bottom: 64px;
    width: calc(100vw - 24px);
    height: min(70svh, 560px);
  }
  .page-watermark img {
    width: min(64vw, 260px);
    opacity: 0.06;
    top: 42%;
    left: 50%;
  }
}

@media (max-width: 560px) {
  .tracks,
  .footer-grid { grid-template-columns: 1fr; }
  .track { border-right: 0 !important; }
  .level { grid-template-columns: 1fr; gap: 8px; }
  .level-idx, .level h3, .level > div:last-child { grid-column: 1; }
  .hero-actions { gap: 8px; }
  .btn { min-height: 44px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn:hover .chev { transform: none; }
  .site-header .nav-bar { transition: none; }
}

html.review .reveal,
html.review .reveal.is-in {
  opacity: 1;
  transform: none;
  transition: none;
}


/* —— Socials (YouTube, TikTok, Instagram only) —— */
.socials {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
}

.socials a {
  color: var(--fg-strong);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  display: inline-flex;
  align-items: baseline;
  gap: 0.4rem;
  border-bottom: 1px solid var(--hair-strong);
  padding-bottom: 2px;
}

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

.socials .handle,
.footer-socials .handle,
.link-tile .handle {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--muted);
  font-weight: 400;
}

.nav-socials {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding-left: 0.85rem;
  border-left: 1px solid var(--hair);
}

.nav-socials a {
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.footer-socials a {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.55rem;
  align-items: baseline;
}

/* —— Hero orbit: chips and open-source tools —— */
.hero-art {
  min-height: min(520px, 70vw);
  overflow: hidden;
  padding: 48px;
}

.orbit-stage {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.orbit-stage .circuit {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.orbit-ring {
  position: absolute;
  left: 50%;
  top: 50%;
  width: var(--orbit-r, 240px);
  height: var(--orbit-r, 240px);
  margin: calc(var(--orbit-r, 240px) / -2) 0 0 calc(var(--orbit-r, 240px) / -2);
}

.ring-a { display: none; }
.ring-b { --orbit-r: calc(80% * var(--spread, 1)); --n: 8; --spin: 72s; }

.slot {
  position: absolute;
  inset: 0;
  --a: calc(var(--i) * 360deg / var(--n));
  transform: rotate(var(--a));
  animation: orbit-spin var(--spin) linear infinite;
}

.slot .chip {
  position: absolute;
  left: 50%;
  top: 0;
  transform: translate(-50%, -50%) rotate(calc(-1 * var(--a)));
  animation: orbit-counter var(--spin) linear infinite;
  font-family: var(--mono);
  font-size: 0.55rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg);
  background: #07090c;
  border: 1px solid rgba(47, 180, 255, 0.4);
  border-radius: 2px;
  padding: 4px 7px 4px 14px;
  white-space: nowrap;
  box-shadow: inset 0 0 0 1px rgba(47, 180, 255, 0.08);
}

.slot .chip::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 4px;
  bottom: 4px;
  width: 4px;
  background:
    repeating-linear-gradient(
      to bottom,
      rgba(47, 180, 255, 0.7) 0 1px,
      transparent 1px 3px
    );
}

@keyframes orbit-spin {
  from { transform: rotate(var(--a)); }
  to { transform: rotate(calc(var(--a) + 360deg)); }
}

@keyframes orbit-counter {
  from { transform: translate(-50%, -50%) rotate(calc(-1 * var(--a))); }
  to { transform: translate(-50%, -50%) rotate(calc(-1 * var(--a) - 360deg)); }
}

/* —— Opposition / rogues —— */
.rogues {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 0;
  border-top: 1px solid var(--hair);
}

.rogue {
  padding: 28px 22px 32px;
  border-bottom: 1px solid var(--hair);
  border-right: 1px solid var(--hair);
  background: transparent;
}

.rogue-cartel,
.rogue-mob,
.rogue-pirates,
.rogue-trolls { grid-column: span 6; }

.rogue-sharks,
.rogue-monthly,
.rogue-cloud { grid-column: span 4; }

.rogue-mob,
.rogue-sharks,
.rogue-cloud,
.rogue-trolls { border-right: 0; }

.rogue-rank {
  margin: 0 0 0.55rem;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
}

.rogue h3 {
  font-family: var(--mono);
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  line-height: 1.2;
  margin-bottom: 0.55rem;
}

.rogue p { margin: 0; color: var(--muted); font-size: 0.92rem; }

.rogue-cartel { box-shadow: inset 3px 0 0 #4A1020; }
.rogue-cartel h3 { color: #d7b45a; }
.rogue-mob { box-shadow: inset 3px 0 0 #4B2E5C; }
.rogue-mob h3 { color: #c4b0d4; }
.rogue-sharks { box-shadow: inset 3px 0 0 #3A4A5C; }
.rogue-sharks h3 { color: #b7c4d4; }
.rogue-monthly { box-shadow: inset 3px 0 0 #3D2F4F; }
.rogue-monthly h3 { color: #c5b3d8; }
.rogue-cloud { box-shadow: inset 3px 0 0 #1F4A4A; }
.rogue-cloud h3 { color: #9ec9c6; }
.rogue-pirates { box-shadow: inset 3px 0 0 #7A2E2E; }
.rogue-pirates h3 { color: #e0a3a3; }
.rogue-trolls { box-shadow: inset 3px 0 0 #2F3B2A; }
.rogue-trolls h3 { color: #b5c7a8; }

/* Never use hero cyan on villain names */

/* —— Links hub —— */
.link-hub {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
}

.link-tile {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 32px 24px 36px;
  text-decoration: none;
  color: var(--fg);
  border-right: 1px solid var(--hair);
  min-height: 180px;
}

.link-tile:last-child { border-right: 0; }

.link-tile:hover {
  background: var(--accent-soft);
  color: var(--fg-strong);
}

.link-kicker {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.link-tile strong {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(28px, 3vw, 40px);
  letter-spacing: -0.03em;
  color: var(--fg-strong);
}

.link-go {
  margin-top: auto;
  padding-top: 1rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.link-tile:hover .link-go { color: var(--accent); }
.link-tile:hover .chev { transform: translateX(2px); }
.link-tile .chev { display: inline-block; transition: transform 0.25s var(--ease); }

.page-index {
  list-style: none;
  margin: 36px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 0;
  border-top: 1px solid var(--hair);
}

.page-index li {
  margin: 0;
}

.page-index a {
  display: inline-block;
  padding: 10px 18px 10px 0;
  margin-right: 18px;
  color: var(--fg);
  text-decoration: none;
  border-bottom: 1px solid var(--hair);
  font-size: 0.95rem;
}

.page-index a:hover { color: var(--accent); border-bottom-color: var(--accent); }

@media (max-width: 960px) {
  .rogues { grid-template-columns: 1fr 1fr; }
  .rogue,
  .rogue-cartel,
  .rogue-mob,
  .rogue-sharks,
  .rogue-monthly,
  .rogue-cloud,
  .rogue-pirates,
  .rogue-trolls { grid-column: span 1; }
  .rogue { border-right: 1px solid var(--hair); }
  .rogue-mob,
  .rogue-monthly,
  .rogue-pirates,
  .rogue-trolls { border-right: 0; }
  .link-hub { grid-template-columns: 1fr; }
  .link-tile { border-right: 0; border-bottom: 1px solid var(--hair); min-height: 0; }
  .orbit-stage { inset: -8%; }
  .socials-hero .handle { display: none; }
}

@media (max-width: 760px) {
  .nav-socials {
    border-left: 0;
    padding-left: 0;
    flex-wrap: wrap;
    padding-top: 0.4rem;
  }
  .hero-art { min-height: 0; }
  .orbit-stage { inset: -6%; }
}

@media (max-width: 560px) {
  .rogues { grid-template-columns: 1fr; }
  .rogue,
  .rogue-mob,
  .rogue-monthly,
  .rogue-pirates,
  .rogue-trolls { border-right: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .slot,
  .slot .chip { animation: none; }
  .link-tile .chev { transition: none; }
}

html.review .slot,
html.review .slot .chip { animation: none; }


/* —— Scroll-driven graphics, visitor journey, books turntable (v3) —— */
@property --spread {
  syntax: "<number>";
  inherits: true;
  initial-value: 1;
}
@property --hero-s {
  syntax: "<number>";
  inherits: true;
  initial-value: 1;
}
@property --hero-r {
  syntax: "<angle>";
  inherits: true;
  initial-value: 0deg;
}
@property --page-p {
  syntax: "<number>";
  inherits: true;
  initial-value: 0;
}
@property --journey {
  syntax: "<number>";
  inherits: true;
  initial-value: 0;
}

.hero-art .orb {
  transform: scale(var(--hero-s, 1)) rotate(var(--hero-r, 0deg));
  transform-origin: 50% 50%;
  will-change: transform;
}

.circuit-field {
  position: fixed;
  inset: -18% 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.22;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(47, 180, 255, 0.05), transparent 42%),
    repeating-linear-gradient(
      90deg,
      transparent 0 46px,
      rgba(47, 180, 255, 0.035) 46px 47px
    ),
    repeating-linear-gradient(
      0deg,
      transparent 0 58px,
      rgba(47, 180, 255, 0.03) 58px 59px
    );
  transform: translate3d(0, calc(var(--par-y, 0) * 1px), 0);
  will-change: transform;
}

.page-traces {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}
.trace-run {
  fill: none;
  stroke: #2fb4ff;
  stroke-width: 0.28;
  stroke-linecap: square;
  stroke-linejoin: miter;
  opacity: 0.55;
  stroke-dasharray: 100;
  stroke-dashoffset: calc(100 - var(--page-p, 0) * 100);
}

@supports (animation-timeline: scroll()) {
  html:not(.no-scroll-timeline):not(.review):not(.reduce-motion) .hero-art .orb {
    animation: hero-orb-scroll linear both;
    animation-timeline: scroll();
    animation-range: 0 70vh;
  }
  html:not(.no-scroll-timeline):not(.review):not(.reduce-motion) .ring-b {
    animation: hero-spread linear both;
    animation-timeline: scroll();
    animation-range: 0 70vh;
  }
  html:not(.no-scroll-timeline):not(.review):not(.reduce-motion) .trace-run {
    stroke-dashoffset: 100;
    animation: trace-draw linear both;
    animation-timeline: scroll();
  }
}

@keyframes hero-orb-scroll {
  from { --hero-s: 1; --hero-r: 0deg; }
  to { --hero-s: 1.14; --hero-r: 16deg; }
}
@keyframes hero-spread {
  from { --spread: 1; }
  to { --spread: 1.38; }
}
@keyframes trace-draw {
  from { stroke-dashoffset: 100; }
  to { stroke-dashoffset: 0; }
}

/* Headline line reveal */
.section-head h2 .h-line {
  display: block;
  overflow: hidden;
}
.section-head h2 .h-line > span {
  display: inline-block;
  transform: translateY(108%);
  opacity: 0;
  transition: transform 0.85s var(--ease), opacity 0.7s var(--ease);
}
.section-head h2 .h-line:nth-child(2) > span { transition-delay: 0.12s; }
.section-head.is-in h2 .h-line > span,
.section-head.reveal.is-in h2 .h-line > span,
.no-js .section-head h2 .h-line > span {
  transform: none;
  opacity: 1;
}

/* Assignment keycaps press in on a tight beat */
.assignment.is-in .as-tag {
  animation: key-press 0.72s var(--ease) both;
  animation-delay: calc(var(--k, 0) * 90ms);
}
@keyframes key-press {
  0% { transform: translateY(16px); opacity: 0; }
  58% { transform: translateY(0); opacity: 1; }
  76% { transform: translateY(4px); }
  100% { transform: translateY(0); }
}

/* Visitor journey */
.journey {
  position: relative;
  z-index: 2;
  background: #000;
  border-top: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
}
.journey-track { height: 380vh; position: relative; }
.journey-stage {
  position: sticky;
  top: calc(var(--draft-h) + var(--nav-h));
  height: calc(100svh - var(--draft-h) - var(--nav-h));
  overflow: hidden;
  display: grid;
  place-items: center;
}
.jp {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 28px 24px 40px;
  opacity: 0;
  pointer-events: none;
  transform: translate3d(0, 18px, 0);
  will-change: opacity, transform;
}
.jp.is-live { pointer-events: auto; }
.jp h2,
.jp h3 {
  margin: 0;
  font-family: var(--display);
  font-weight: 300;
  letter-spacing: -0.035em;
  line-height: 1.02;
  color: var(--fg-strong);
  text-align: center;
}
.jp-idea h2 {
  font-size: clamp(3.4rem, 11vw, 8.4rem);
}
.jp h3 { font-size: clamp(1.6rem, 3.6vw, 2.8rem); max-width: 18ch; }
.jp-kicker,
.jp-copy,
.jp-caption p {
  margin: 0;
  color: var(--muted);
  text-align: center;
  max-width: 36rem;
}
.jp-kicker {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}
.jp-idea .eyebrow { margin-bottom: 0; }
.jp-caption { max-width: 28rem; }
.gear-svg {
  width: min(520px, 86vw);
  height: auto;
  overflow: visible;
  filter: drop-shadow(0 0 18px rgba(47, 180, 255, 0.18));
}
.gear {
  fill: rgba(47, 180, 255, 0.12);
  stroke: rgba(47, 180, 255, 0.85);
  stroke-width: 1.6;
}
.gear-a { transform-origin: 200px 200px; transform: rotate(calc(var(--gear, 0) * 1deg)); }
.gear-b { transform-origin: 355px 200px; transform: rotate(calc(var(--gear, 0) * -1.33deg)); }
.gear-c { transform-origin: 300px 330px; transform: rotate(calc(var(--gear, 0) * 1.6deg)); }
.board-svg {
  width: min(640px, 92vw);
  height: auto;
  overflow: visible;
}
.board-base {
  filter: drop-shadow(0 0 calc(var(--power, 0) * 22px) rgba(47, 180, 255, 0.7));
  transition: filter 0.2s linear;
}
.board-trace {
  fill: none;
  stroke-linecap: square;
  stroke-dasharray: 100;
  stroke-dashoffset: calc(100 - var(--trace, 0) * 100);
  opacity: 0.9;
}
.board-part {
  transform-box: fill-box;
  transform-origin: center;
  transform: translateY(calc((1 - var(--seat, 0)) * -36px)) scale(calc(0.86 + var(--seat, 0) * 0.14));
  opacity: var(--seat, 0);
}
.board-led {
  opacity: var(--power, 0);
  filter: drop-shadow(0 0 8px #2fb4ff);
}
.digit-static {
  display: none;
  max-width: 34rem;
  margin: 0 auto;
  text-align: center;
  font-family: var(--mono);
  font-size: 0.85rem;
  letter-spacing: 0.16em;
  line-height: 2;
  color: rgba(47, 180, 255, 0.55);
  text-transform: uppercase;
}
@media (prefers-reduced-motion: reduce) {
  .digit-static { display: block; }
}
html.review .digit-static { display: block; }

.digit-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}
.jp-digits .jp-caption-front {
  position: relative;
  z-index: 1;
  text-shadow: 0 0 24px rgba(0, 0, 0, 0.85);
}
.film-frame {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  width: min(520px, 88vw);
  padding: 36px 28px 32px;
  border: 1px solid var(--accent-line);
  background:
    linear-gradient(180deg, rgba(47, 180, 255, 0.1), transparent 42%),
    #07090c;
  box-shadow: 0 0 0 1px rgba(47, 180, 255, 0.08), 0 0 48px rgba(47, 180, 255, 0.12);
  text-align: center;
}
.film-tag {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}
.film-frame strong {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  letter-spacing: -0.03em;
  line-height: 1.08;
  color: var(--fg-strong);
}
.film-sub { color: var(--muted); font-size: 0.95rem; max-width: 28ch; }
.jp-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-top: 8px;
}

/* Books turntable */
.book-turntable {
  position: relative;
  outline: none;
}
.book-stage {
  perspective: 1600px;
  perspective-origin: 50% 46%;
  height: 520px;
  display: grid;
  place-items: center;
  overflow: visible;
  touch-action: pan-y;
  cursor: grab;
}
.book-turntable.is-dragging .book-stage { cursor: grabbing; }
.book-wheel {
  position: relative;
  width: 132px;
  height: 196px;
  transform-style: preserve-3d;
  transform: rotateY(var(--rot, 0deg));
  will-change: transform;
}
.cover-card {
  position: absolute;
  inset: 0;
  transform: rotateY(calc(var(--bi) * 360deg / var(--n))) translateZ(var(--radius, 450px));
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}
.cover-face {
  position: relative;
  width: 100%;
  height: 100%;
  padding: 0.7rem 0.65rem 0.6rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 24%, rgba(47, 180, 255, 0.22), transparent 58%),
    #0a0d12;
  border: 1px solid var(--accent-line);
  border-radius: var(--radius-media);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.45);
}
.cover-card-lead .cover-face {
  background:
    radial-gradient(circle at 50% 22%, rgba(47, 180, 255, 0.38), transparent 55%),
    #0a0d12;
  border-color: rgba(47, 180, 255, 0.7);
}
.cover-series {
  font-family: var(--mono);
  font-size: 0.48rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}
.cover-title {
  font-family: var(--display);
  font-weight: 300;
  font-size: 0.86rem;
  letter-spacing: -0.03em;
  line-height: 1.12;
  color: var(--fg-strong);
  margin-top: 0.35rem;
}
.cover-card-lead .cover-title { font-size: 0.95rem; }
.cover-track {
  font-family: var(--mono);
  font-size: 0.52rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--faint);
  margin-top: auto;
}
.cover-author {
  font-size: 0.62rem;
  color: var(--muted);
  margin-top: 0.2rem;
}
.cover-face img {
  width: 42px;
  position: absolute;
  right: 0.4rem;
  bottom: 2.15rem;
  opacity: 0.92;
  pointer-events: none;
}
.cover-stamp {
  position: absolute;
  top: 54%;
  left: 50%;
  transform: translate(-50%, -50%) rotate(-18deg);
  border: 1.5px solid;
  border-radius: 2px;
  padding: 0.22rem 0.4rem;
  font-family: var(--mono);
  font-size: 0.52rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
  background: rgba(0, 0, 0, 0.55);
  pointer-events: none;
}
.stamp-soon { color: #7dceff; border-color: #2fb4ff; }
.stamp-wip { color: #f5c542; border-color: #f5c542; }
.book-controls {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 8px;
}
.book-btn {
  min-height: 40px;
  min-width: 40px;
  padding: 0 0.85rem;
  border: 1px solid var(--hair-strong);
  border-radius: var(--radius-btn);
  background: rgba(255, 255, 255, 0.04);
  color: var(--fg-strong);
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
}
.book-btn:hover { border-color: var(--accent); color: var(--accent); }
.book-status {
  margin: 10px 0 0;
  text-align: center;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

@media (max-width: 960px) {
  .book-stage { height: 440px; }
  .book-wheel { --radius: 360px; }
}

@media (max-width: 760px) {
  .journey-track { height: 300vh; }
  .gear-svg { width: min(420px, 94vw); }
  .book-stage { height: 360px; transform: scale(0.78); transform-origin: 50% 50%; }
  .jp-idea h2 { font-size: clamp(2.6rem, 16vw, 4.4rem); }
}

@media (prefers-reduced-motion: reduce) {
  .hero-art .orb { transform: none; }
  .circuit-field { transform: none; }
  .trace-run { stroke-dashoffset: 0; }
  .section-head h2 .h-line > span { transform: none; opacity: 1; transition: none; }
  .assignment.is-in .as-tag { animation: none; }
  .journey-track { height: auto; }
  .journey-stage {
    position: relative;
    top: auto;
    height: auto;
    display: flex;
    flex-direction: column;
    gap: 48px;
    padding: 64px 16px;
    overflow: visible;
  }
  .jp {
    position: relative;
    inset: auto;
    opacity: 1 !important;
    transform: none !important;
    pointer-events: auto;
  }
  .digit-canvas { display: none; }
  .gear { transform: none; }
  .board-part { opacity: 1; transform: none; }
  .board-trace { stroke-dashoffset: 0; }
  .board-led { opacity: 1; }
  .book-stage {
    perspective: none;
    height: auto;
    cursor: default;
    transform: none;
  }
  .book-wheel {
    transform: none !important;
    width: 100%;
    height: auto;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(132px, 1fr));
    gap: 14px;
    position: static;
  }
  .cover-card {
    position: relative;
    inset: auto;
    transform: none !important;
    backface-visibility: visible;
  }
  .book-controls { display: none; }
}

html.review .hero-art .orb { transform: none; }
html.review .circuit-field { transform: none; }
html.review .trace-run { stroke-dashoffset: 0; }
html.review .section-head h2 .h-line > span { transform: none; opacity: 1; transition: none; }
html.review .assignment.is-in .as-tag,
html.review .assignment .as-tag { animation: none; }
html.review .journey-track { height: auto; }
html.review .journey-stage {
  position: relative;
  top: auto;
  height: auto;
  display: flex;
  flex-direction: column;
  gap: 36px;
  padding: 48px 16px 56px;
  overflow: visible;
}
html.review .jp {
  position: relative;
  inset: auto;
  opacity: 1 !important;
  transform: none !important;
  pointer-events: auto;
}
html.review .digit-canvas { display: none; }
html.review .gear-a { transform: rotate(18deg); }
html.review .gear-b { transform: rotate(-24deg); }
html.review .gear-c { transform: rotate(28deg); }
html.review .board-part { opacity: 1; transform: none; }
html.review .board-trace { stroke-dashoffset: 0; }
html.review .board-led { opacity: 1; }
html.review .book-wheel { --rot: -24deg; }