/* ============================================
   VIOR · Codex Claim Page
   $100M Offer landing — match brand atelier
   ============================================ */

:root {
  --black:        #0A0A0A;
  --black-soft:   #141414;
  --black-card:   #1A1A1A;
  --ink:          #2A2A2A;
  --line:         rgba(255,255,255,0.10);
  --line-strong:  rgba(255,255,255,0.18);
  --cream:        #F5F0E8;
  --cream-dim:    #E8E1D3;
  --paper:        #FAF7F1;
  --gold:         #C9A961;
  --gold-bright:  #E2C078;
  --gold-deep:    #8C6E32;
  --muted:        #8A8579;
  --muted-light:  #B5B0A6;
  --green:        #6FAE7E;
  --red:          #C46A5A;

  --serif: 'Cormorant Garamond', 'Playfair Display', Georgia, serif;
  --sans:  'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --container: 1200px;
  --radius: 2px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.65;
  color: var(--cream);
  background: var(--black);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; transition: opacity .3s ease, color .3s ease; }
a:hover { opacity: .75; }
button { font-family: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
ul { list-style: none; padding: 0; margin: 0; }
em { font-style: italic; font-family: var(--serif); }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

/* TYPOGRAPHY */
.eyebrow {
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.32em;
  color: var(--gold);
  text-transform: uppercase;
  margin: 0 0 28px;
}
.section-eyebrow {
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.28em;
  color: var(--muted-light);
  text-transform: uppercase;
  margin: 0 0 24px;
}
.section-eyebrow.gold { color: var(--gold); }

.section-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(34px, 5vw, 64px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  margin: 0 0 48px;
  color: var(--cream);
}
.section-title em { font-style: italic; color: var(--gold); }
.section-title.center { text-align: center; }

.lede {
  font-family: var(--serif);
  font-size: clamp(20px, 2vw, 26px);
  line-height: 1.45;
  color: var(--cream-dim);
  font-weight: 400;
  max-width: 640px;
}

/* ============================================
   ANNOUNCEMENT BAR
   ============================================ */
.announce-bar {
  background: var(--gold);
  color: var(--black);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 10px 20px;
  text-align: center;
}
.announce-bar .dot {
  display: inline-block;
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--black);
  margin: 0 12px 2px; vertical-align: middle;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: .35; }
}

/* ============================================
   NAV
   ============================================ */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10,10,10,0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 18px 28px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
}
.nav-logo { display: flex; flex-direction: column; line-height: 1; }
.logo-mark {
  font-family: var(--serif);
  font-size: 26px; font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--cream);
}
.logo-sub {
  font-size: 9px; letter-spacing: 0.32em;
  color: var(--gold);
  margin-top: 4px;
}
.nav-cta {
  font-size: 13px;
  letter-spacing: 0.06em;
  font-weight: 500;
  padding: 12px 22px;
  border: 1px solid var(--gold);
  color: var(--gold);
  border-radius: var(--radius);
  transition: all .3s ease;
}
.nav-cta:hover {
  background: var(--gold);
  color: var(--black);
  opacity: 1;
}

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  padding: 80px 0 60px;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(201,169,97,0.12), transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(201,169,97,0.06), transparent 60%);
  pointer-events: none;
}
.hero-grain {
  position: absolute; inset: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)' opacity='0.04'/></svg>");
  pointer-events: none;
  mix-blend-mode: overlay;
  opacity: .6;
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 64px;
  align-items: center;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}
.hero-title {
  font-family: var(--serif);
  font-size: clamp(40px, 6.5vw, 84px);
  line-height: 1.02;
  letter-spacing: -0.015em;
  font-weight: 400;
  margin: 0 0 28px;
  color: var(--cream);
}
.hero-title em { font-style: italic; }
.hero-title .gold { color: var(--gold); font-style: italic; }
.hero-sub {
  font-size: 17px;
  line-height: 1.65;
  color: var(--cream-dim);
  max-width: 540px;
  margin: 0 0 32px;
}
.hero-cta {
  display: flex; gap: 14px; flex-wrap: wrap;
  margin-bottom: 28px;
}
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 14px; font-weight: 500;
  letter-spacing: 0.06em;
  padding: 18px 32px;
  border-radius: var(--radius);
  transition: all .3s ease;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary {
  background: var(--gold);
  color: var(--black);
}
.btn-primary:hover {
  background: var(--gold-bright);
  opacity: 1;
  transform: translateY(-1px);
  box-shadow: 0 8px 30px rgba(201,169,97,0.25);
}
.btn-ghost {
  border-color: var(--line-strong);
  color: var(--cream);
}
.btn-ghost:hover {
  border-color: var(--gold);
  color: var(--gold);
  opacity: 1;
}
.btn-arrow { display: inline-block; transition: transform .3s ease; }
.btn:hover .btn-arrow { transform: translateX(4px); }

.hero-meta {
  font-size: 12px; letter-spacing: 0.08em;
  color: var(--muted-light);
  text-transform: uppercase;
  margin: 0 0 32px;
}

.hero-trust {
  display: grid;
  grid-template-columns: repeat(4, auto);
  gap: 28px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.trust-item strong {
  display: block;
  font-family: var(--serif);
  font-size: 26px;
  font-weight: 500;
  color: var(--gold);
  margin-bottom: 4px;
}
.trust-item span {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--muted-light);
  text-transform: uppercase;
}

/* Hero visual — book mockup */
.hero-visual {
  position: relative;
  display: flex; align-items: center; justify-content: center;
  height: 560px;
}
.book {
  position: relative;
  width: 320px; height: 460px;
  transform: perspective(1500px) rotateY(-14deg) rotateX(2deg);
  transform-style: preserve-3d;
  transition: transform .6s ease;
  box-shadow:
    0 40px 80px rgba(0,0,0,0.6),
    0 20px 40px rgba(0,0,0,0.4),
    -8px 0 0 -2px rgba(255,255,255,0.04);
}
.book:hover { transform: perspective(1500px) rotateY(-8deg) rotateX(0deg); }
.book-cover {
  position: absolute; inset: 0;
  background: linear-gradient(155deg, #1a1a1a 0%, #0a0a0a 60%, #1f1a12 100%);
  border: 1px solid rgba(201,169,97,0.25);
  padding: 38px 32px;
  display: flex; flex-direction: column; justify-content: space-between;
  border-radius: 1px;
}
.book-cover::before {
  content: '';
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 6px;
  background: linear-gradient(to right, rgba(0,0,0,0.6), transparent);
}
.book-top { text-align: center; }
.book-mark {
  font-size: 10px; letter-spacing: 0.4em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 24px;
  font-weight: 500;
}
.book-rule {
  width: 36px; height: 1px;
  background: var(--gold);
  margin: 0 auto 24px;
}
.book-title {
  font-family: var(--serif);
  font-size: 56px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0.05em;
  color: var(--cream);
  margin: 0 0 18px;
}
.book-sub {
  font-family: var(--serif);
  font-style: italic;
  font-size: 22px;
  line-height: 1.25;
  color: var(--cream-dim);
  margin: 0;
}
.book-bottom { text-align: center; }
.book-edition {
  font-size: 9px; letter-spacing: 0.4em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 6px;
}
.book-tagline {
  font-family: var(--serif);
  font-style: italic;
  font-size: 12px;
  color: var(--muted-light);
}
.book-glow {
  position: absolute;
  width: 460px; height: 460px;
  background: radial-gradient(circle, rgba(201,169,97,0.18), transparent 60%);
  filter: blur(40px);
  z-index: -1;
}

/* MARQUEE */
.marquee {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
  overflow: hidden;
  background: var(--black-soft);
}
.marquee-track {
  display: flex;
  gap: 48px;
  white-space: nowrap;
  animation: scroll 40s linear infinite;
  font-size: 12px; letter-spacing: 0.32em;
  color: var(--gold);
  text-transform: uppercase;
}
.marquee-track span { flex-shrink: 0; }
@keyframes scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ============================================
   SECTIONS
   ============================================ */
section { padding: 110px 0; }

/* FOR WHOM */
.for-whom {
  background: var(--black-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.for-whom-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: start;
}
.for-whom-list {
  display: grid;
  gap: 28px;
}
.for-whom-list li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 18px;
  font-size: 17px;
  line-height: 1.6;
  color: var(--cream-dim);
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}
.for-whom-list li:last-child { border-bottom: 0; }
.for-whom-list li::before {
  content: '—';
  color: var(--gold);
  font-family: var(--serif);
  font-size: 22px;
  line-height: 1;
}
.for-whom-list strong {
  color: var(--cream);
  font-weight: 500;
}

/* PROMISE */
.promise {
  background: var(--black);
}
.promise-quote {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(26px, 3vw, 38px);
  line-height: 1.35;
  color: var(--cream);
  max-width: 880px;
  margin: 0 auto 64px;
  text-align: center;
  letter-spacing: -0.005em;
}
.promise-quote .gold { color: var(--gold); }
.promise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 64px;
}
.promise-card {
  background: var(--black-card);
  border: 1px solid var(--line);
  padding: 40px 32px;
  border-radius: var(--radius);
  transition: all .3s ease;
}
.promise-card:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
}
.promise-num {
  font-family: var(--serif);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.32em;
  color: var(--gold);
  margin: 0 0 18px;
}
.promise-card h3 {
  font-family: var(--serif);
  font-size: 24px;
  line-height: 1.25;
  margin: 0 0 14px;
  color: var(--cream);
  font-weight: 500;
}
.promise-card p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--muted-light);
  margin: 0;
}

/* CHAPTERS */
.chapters {
  background: var(--black-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.chapter-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--line);
}
.chapter {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 24px;
  padding: 28px 24px;
  border-bottom: 1px solid var(--line);
  border-right: 1px solid var(--line);
  transition: background .3s ease;
}
.chapter:nth-child(2n) { border-right: 0; }
.chapter:hover { background: rgba(201,169,97,0.04); }
.chapter-num {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 400;
  color: var(--gold);
  letter-spacing: 0.05em;
}
.chapter-body h3 {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 500;
  margin: 0 0 8px;
  color: var(--cream);
  line-height: 1.2;
}
.chapter-body p {
  font-size: 14px;
  line-height: 1.55;
  color: var(--muted-light);
  margin: 0;
}

/* OFFER STACK */
.offer { background: var(--black); }
.offer-card {
  max-width: 820px;
  margin: 0 auto;
  background: linear-gradient(165deg, #161513 0%, #0d0d0d 100%);
  border: 1px solid var(--gold-deep);
  padding: 56px 56px 48px;
  position: relative;
  border-radius: var(--radius);
  box-shadow: 0 30px 80px rgba(0,0,0,0.4);
}
.offer-card::before {
  content: '';
  position: absolute; inset: -1px;
  border: 1px solid rgba(201,169,97,0.15);
  pointer-events: none;
}
.offer-mark {
  text-align: center;
  font-size: 10px; letter-spacing: 0.4em;
  color: var(--gold);
  text-transform: uppercase;
  margin: 0 0 8px;
}
.offer-headline {
  font-family: var(--serif);
  font-size: clamp(28px, 3.5vw, 40px);
  line-height: 1.15;
  text-align: center;
  margin: 0 0 36px;
  color: var(--cream);
  font-weight: 400;
}
.offer-headline em { color: var(--gold); }
.stack-list {
  display: grid;
  gap: 0;
  margin: 0 0 36px;
  border-top: 1px solid var(--line);
}
.stack-list li {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.stack-name {
  font-size: 15px;
  color: var(--cream);
  line-height: 1.5;
}
.stack-name small {
  display: block;
  font-size: 12px;
  color: var(--muted-light);
  margin-top: 2px;
  letter-spacing: 0.02em;
}
.stack-value {
  font-family: var(--serif);
  font-size: 18px;
  color: var(--gold);
  white-space: nowrap;
  font-weight: 500;
}
.stack-value s { color: var(--muted); opacity: .6; }
.stack-total {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  padding: 24px 0 0;
  border-top: 1px solid var(--gold-deep);
}
.stack-total .label {
  font-size: 13px; letter-spacing: 0.18em;
  color: var(--muted-light);
  text-transform: uppercase;
}
.stack-total .total-old {
  font-family: var(--serif);
  font-size: 20px;
  color: var(--muted);
  text-decoration: line-through;
}
.stack-final {
  text-align: center;
  margin: 28px 0 8px;
}
.stack-final-label {
  font-size: 12px; letter-spacing: 0.32em;
  color: var(--muted-light);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.stack-final-price {
  font-family: var(--serif);
  font-size: clamp(48px, 7vw, 80px);
  font-weight: 500;
  color: var(--gold);
  line-height: 1;
  letter-spacing: -0.01em;
}
.stack-final-note {
  font-size: 13px;
  color: var(--muted-light);
  margin: 12px 0 0;
}

/* CREDIBILITY */
.credibility {
  background: var(--black-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.cred-quote {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(24px, 2.6vw, 34px);
  line-height: 1.4;
  color: var(--cream);
  max-width: 820px;
  margin: 0 auto 18px;
  text-align: center;
}
.cred-attr {
  text-align: center;
  font-size: 12px; letter-spacing: 0.32em;
  color: var(--gold);
  text-transform: uppercase;
  margin: 0 0 64px;
}
.cred-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  padding: 48px 0 0;
  border-top: 1px solid var(--line);
}
.cred-item {
  text-align: center;
}
.cred-item strong {
  display: block;
  font-family: var(--serif);
  font-size: clamp(36px, 4vw, 52px);
  font-weight: 500;
  color: var(--gold);
  margin-bottom: 8px;
  line-height: 1;
}
.cred-item span {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--muted-light);
  text-transform: uppercase;
}

/* WHY FREE */
.why-free { background: var(--black); }
.why-free-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 72px;
  align-items: start;
}
.why-free-text p {
  font-family: var(--serif);
  font-size: 19px;
  line-height: 1.65;
  color: var(--cream-dim);
  margin: 0 0 24px;
}
.why-free-text p:last-child { margin-bottom: 0; }
.why-free-text em { color: var(--gold); }
.why-free-signature {
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.why-free-signature em {
  font-family: var(--serif);
  font-size: 18px;
  color: var(--gold);
  display: block;
  margin-bottom: 4px;
}
.why-free-signature small {
  font-size: 11px; letter-spacing: 0.18em;
  color: var(--muted-light);
  text-transform: uppercase;
}

/* CLAIM / GATE */
.claim {
  background: linear-gradient(180deg, var(--black) 0%, #0d0c0a 100%);
  border-top: 1px solid var(--gold-deep);
  border-bottom: 1px solid var(--line);
  position: relative;
}
.claim::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 50% 30%, rgba(201,169,97,0.10), transparent 50%);
  pointer-events: none;
}
.claim-inner {
  position: relative;
  max-width: 620px;
  margin: 0 auto;
  text-align: center;
}
.claim h2 {
  font-family: var(--serif);
  font-size: clamp(34px, 4.5vw, 56px);
  line-height: 1.1;
  margin: 0 0 18px;
  font-weight: 400;
  color: var(--cream);
}
.claim h2 em { color: var(--gold); }
.claim-sub {
  font-size: 16px;
  line-height: 1.65;
  color: var(--cream-dim);
  margin: 0 auto 40px;
  max-width: 480px;
}
.gate-form {
  display: flex;
  gap: 0;
  margin: 0 auto;
  max-width: 480px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--black-card);
  transition: border-color .3s ease;
}
.gate-form:focus-within { border-color: var(--gold); }
.gate-form.error { border-color: var(--red); animation: shake .4s; }
@keyframes shake {
  0%,100%{ transform: translateX(0); }
  20%   { transform: translateX(-6px); }
  40%   { transform: translateX(6px); }
  60%   { transform: translateX(-4px); }
  80%   { transform: translateX(4px); }
}
.gate-input {
  flex: 1;
  padding: 22px 24px;
  background: transparent;
  border: 0;
  color: var(--cream);
  font-family: var(--sans);
  font-size: 16px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  outline: none;
}
.gate-input::placeholder {
  color: var(--muted);
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.gate-submit {
  padding: 0 32px;
  background: var(--gold);
  color: var(--black);
  font-size: 13px; font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: 0 var(--radius) var(--radius) 0;
  transition: background .3s ease;
}
.gate-submit:hover { background: var(--gold-bright); }
.gate-hint {
  margin: 18px 0 0;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted-light);
  text-transform: uppercase;
}
.gate-hint code {
  background: rgba(201,169,97,0.12);
  color: var(--gold);
  padding: 2px 10px;
  border-radius: 2px;
  font-family: 'Courier New', monospace;
  letter-spacing: 0.2em;
}
.gate-error {
  margin: 18px 0 0;
  font-size: 13px;
  color: var(--red);
  display: none;
}

/* SUCCESS */
.gate-success {
  display: none;
  margin: 32px auto 0;
  max-width: 520px;
  padding: 36px 32px;
  background: linear-gradient(160deg, #181614 0%, #0c0c0c 100%);
  border: 1px solid var(--gold);
  border-radius: var(--radius);
  text-align: center;
}
.gate-success.show { display: block; animation: fadeIn .6s ease; }
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.gate-success h3 {
  font-family: var(--serif);
  font-size: 26px;
  margin: 0 0 8px;
  color: var(--gold);
  font-weight: 500;
}
.gate-success p {
  font-size: 14px;
  color: var(--cream-dim);
  margin: 0 0 24px;
  line-height: 1.6;
}
.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--gold);
  color: var(--black);
  padding: 18px 36px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: all .3s ease;
}
.download-btn:hover {
  background: var(--gold-bright);
  opacity: 1;
  transform: translateY(-1px);
  box-shadow: 0 12px 30px rgba(201,169,97,0.3);
}

.guarantee {
  margin: 36px auto 0;
  max-width: 540px;
  padding: 28px 32px;
  border: 1px dashed var(--gold-deep);
  text-align: center;
  border-radius: var(--radius);
}
.guarantee strong {
  display: block;
  font-family: var(--serif);
  font-size: 18px;
  color: var(--gold);
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.guarantee p {
  font-size: 13px;
  color: var(--muted-light);
  margin: 0;
  line-height: 1.55;
}

/* FAQ */
.faq { background: var(--black-soft); border-top: 1px solid var(--line); }
.faq-list {
  display: grid; gap: 0;
  max-width: 820px; margin: 0 auto;
  border-top: 1px solid var(--line);
}
.faq-item {
  border-bottom: 1px solid var(--line);
}
.faq-q {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%;
  padding: 26px 0;
  font-family: var(--serif);
  font-size: 20px;
  color: var(--cream);
  text-align: left;
  font-weight: 400;
}
.faq-q::after {
  content: '+';
  font-size: 24px;
  color: var(--gold);
  transition: transform .3s ease;
}
.faq-item.open .faq-q::after { transform: rotate(45deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease;
}
.faq-a-inner {
  padding: 0 0 26px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--cream-dim);
  max-width: 720px;
}
.faq-item.open .faq-a { max-height: 280px; }

/* FOOTER */
.footer {
  background: var(--black);
  border-top: 1px solid var(--line);
  padding: 80px 0 40px;
  text-align: center;
}
.footer-mark {
  font-family: var(--serif);
  font-size: 32px;
  letter-spacing: 0.2em;
  color: var(--cream);
  margin: 0 0 8px;
  font-weight: 500;
}
.footer-tag {
  font-family: var(--serif);
  font-style: italic;
  font-size: 16px;
  color: var(--gold);
  margin: 0 0 32px;
}
.footer-links {
  display: flex;
  justify-content: center;
  gap: 36px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--muted-light);
  text-transform: uppercase;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.footer-links a:hover { color: var(--gold); opacity: 1; }
.footer-share {
  font-family: var(--serif);
  font-style: italic;
  font-size: 16px;
  color: var(--cream-dim);
  margin: 0 auto 32px;
  max-width: 520px;
  line-height: 1.55;
}
.footer-fine {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--muted);
  text-transform: uppercase;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  max-width: 720px;
  margin: 0 auto;
}

/* RESPONSIVE */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { height: 480px; order: -1; }
  .book { width: 280px; height: 400px; transform: perspective(1500px) rotateY(-10deg); }
  .book-title { font-size: 48px; }
  .promise-grid { grid-template-columns: 1fr; gap: 20px; }
  .for-whom-grid { grid-template-columns: 1fr; gap: 36px; }
  .why-free-grid { grid-template-columns: 1fr; gap: 36px; }
  .chapter-list { grid-template-columns: 1fr; }
  .chapter { border-right: 0 !important; }
  .cred-grid { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .hero-trust { grid-template-columns: repeat(2, auto); gap: 20px 28px; }
  .nav-cta { display: none; }
  .offer-card { padding: 36px 24px; }
  .stack-list li { grid-template-columns: 1fr; }
  .stack-value { text-align: left; font-size: 16px; }
  section { padding: 80px 0; }
}
@media (max-width: 560px) {
  .container { padding: 0 20px; }
  .hero { padding: 56px 0 40px; }
  .hero-title { font-size: 44px; }
  .gate-form { flex-direction: column; }
  .gate-submit { padding: 18px; border-radius: 0 0 var(--radius) var(--radius); }
  .footer-links { gap: 16px; font-size: 11px; }
  .book { width: 240px; height: 340px; }
  .book-title { font-size: 38px; }
  .book-cover { padding: 28px 22px; }
}