/* ============================================================
   AI for the Experienced Mind 60+ — Landing Page
   Palette: Navy #1A1A2E · Gold #C9A96E · Sand #E8D5B7
   ============================================================ */
:root {
  --navy:       #1A1A2E;
  --navy-deep:  #0D0D1E;
  --gold:       #C9A96E;
  --gold-deep:  #A8854D;
  --sand:       #E8D5B7;
  --bg:         #F9F7F4;
  --paper:      #FFFFFF;
  --text:       #1F2937;
  --muted:      #6B7280;
  --border:     #E5E7EB;
  --shadow:     0 18px 48px -20px rgba(26,26,46,.35);
  --radius:     14px;
  --maxw:       1100px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 26px; }
.center { text-align: center; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
img { max-width: 100%; display: block; }
a { color: inherit; }

/* ── Typography ─────────────────────────────────────────────── */
.display, .h2, .brand {
  font-family: 'Cormorant Garamond', Georgia, serif;
}
.display {
  font-size: clamp(2.2rem, 4.8vw, 3.6rem);
  line-height: 1.08;
  font-weight: 600;
  letter-spacing: -.01em;
  color: #F9FAFB;
  margin: .2em 0 .4em;
}
.display .hl { color: var(--gold); font-style: italic; }
.h2 {
  font-size: clamp(1.65rem, 3vw, 2.4rem);
  line-height: 1.15;
  font-weight: 600;
  color: var(--navy);
  margin: .1em 0 .55em;
}
.h2--light { color: #F9FAFB; }
.eyebrow {
  font-family: 'Inter', sans-serif;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 .3em;
}
.eyebrow--center { text-align: center; }
.lead {
  font-size: 1.08rem;
  color: rgba(249,250,251,.75);
  max-width: 34em;
  line-height: 1.75;
}
.lead strong { color: #F9FAFB; }
.lead em     { color: var(--sand); font-style: italic; }
.link        { color: var(--gold); text-decoration: underline; text-underline-offset: 3px; }

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: .9rem;
  letter-spacing: .04em;
  padding: .8em 1.6em;
  border-radius: 999px;
  border: 1.5px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease;
}
.btn--sm  { padding: .55em 1.1em; font-size: .8rem; }
.btn--lg  { padding: 1.05em 2.2em; font-size: 1.05rem; }
.btn--primary {
  background: var(--gold);
  color: var(--navy-deep);
  box-shadow: 0 10px 28px -12px rgba(201,169,110,.65);
}
.btn--primary:hover { background: var(--gold-deep); color: #fff; transform: translateY(-2px); }
.btn--gold {
  background: var(--gold);
  color: var(--navy-deep);
  box-shadow: 0 14px 32px -14px rgba(201,169,110,.7);
}
.btn--gold:hover { background: var(--gold-deep); color: #fff; transform: translateY(-2px); }
.btn--ghost {
  background: transparent;
  border-color: rgba(255,255,255,.35);
  color: rgba(255,255,255,.75);
}
.btn--ghost:hover { border-color: var(--gold); color: var(--gold); }

/* ── Top bar ────────────────────────────────────────────────── */
.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(26,26,46,.92);
  backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
}
.brand {
  font-size: 1rem;
  font-weight: 600;
  color: var(--sand);
  letter-spacing: .01em;
}

/* ── Hero ───────────────────────────────────────────────────── */
.hero {
  background: var(--navy);
  background-image: linear-gradient(140deg, #111827 0%, #1A1A2E 55%, #0D0D1E 100%);
  padding: 88px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  bottom: -10%;
  left: 50%;
  transform: translateX(-50%);
  width: 70%;
  height: 50%;
  background: radial-gradient(ellipse, rgba(201,169,110,.06) 0%, transparent 65%);
  pointer-events: none;
}
.hero__grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 56px;
  align-items: center;
}

/* ── Chips ──────────────────────────────────────────────────── */
.chips {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.chips li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 999px;
  padding: 5px 14px;
  font-size: .82rem;
  font-weight: 500;
  color: rgba(249,250,251,.82);
  letter-spacing: .02em;
}

/* ── Signup form ────────────────────────────────────────────── */
.signup { margin-top: 0; }
.signup__row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.signup__row input {
  flex: 1 1 180px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 999px;
  padding: .75em 1.2em;
  font-family: 'Inter', sans-serif;
  font-size: .92rem;
  color: #F9FAFB;
  outline: none;
  transition: border-color .2s;
}
.signup__row input::placeholder { color: rgba(249,250,251,.4); }
.signup__row input:focus { border-color: var(--gold); background: rgba(255,255,255,.14); }
.microtrust {
  margin: 10px 0 0;
  font-size: .76rem;
  color: rgba(249,250,251,.35);
}
.formmsg {
  margin: 10px 0 0;
  font-size: .9rem;
  min-height: 1.4em;
  font-weight: 500;
}
.formmsg.ok  { color: #6EE7B7; }
.formmsg.err { color: #FCA5A5; }

/* ── Hero art ───────────────────────────────────────────────── */
.hero__art {
  position: relative;
  display: flex;
  justify-content: center;
}
.cover-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow), 0 0 0 1px rgba(201,169,110,.15);
  max-width: 280px;
}
.cover-wrap img { width: 100%; height: auto; }
.badge-pill {
  position: absolute;
  bottom: -10px;
  right: -10px;
  background: var(--gold);
  color: var(--navy-deep);
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  text-align: center;
  line-height: 1.2;
  padding: 10px 14px;
  border-radius: 50px;
  box-shadow: 0 6px 18px -6px rgba(201,169,110,.7);
}
.badge-pill b { display: block; font-size: 1.5rem; line-height: 1; }

/* ── Shared section ─────────────────────────────────────────── */
.section { padding: 80px 0 88px; }

/* ── Bonus cards ────────────────────────────────────────────── */
.bonuses { background: var(--bg); }
.bonuses .h2 { margin-bottom: 40px; }
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 44px;
}
.card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 26px 26px;
  box-shadow: 0 2px 12px rgba(0,0,0,.06);
  transition: box-shadow .2s, transform .2s;
}
.card:hover { box-shadow: 0 8px 28px rgba(0,0,0,.12); transform: translateY(-3px); }
.card__icon {
  font-size: 1.8rem;
  margin-bottom: 14px;
  line-height: 1;
}
.card h3 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--navy);
  margin: 0 0 10px;
}
.card p { font-size: .93rem; color: var(--muted); margin: 0; line-height: 1.7; }

/* ── Promise ────────────────────────────────────────────────── */
.promise {
  background: var(--navy);
  background-image: linear-gradient(160deg, #111827 0%, #1A1A2E 100%);
  padding: 80px 0;
}
.promise__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.promise__text {
  color: rgba(249,250,251,.65);
  font-size: .975rem;
  line-height: 1.8;
  margin: 0 0 20px;
}
.ticks {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.ticks li {
  color: rgba(249,250,251,.75);
  font-size: .93rem;
  padding-left: 1.4em;
  position: relative;
}
.ticks li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--gold);
  font-weight: 600;
}
.quote {
  margin: 0;
  background: rgba(255,255,255,.04);
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 28px 26px;
}
.quote blockquote {
  margin: 0 0 12px;
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 1.35rem;
  font-style: italic;
  font-weight: 500;
  color: var(--sand);
  line-height: 1.5;
}
.quote blockquote em { color: var(--gold); font-style: normal; }
.quote figcaption { font-size: .8rem; color: rgba(249,250,251,.35); letter-spacing: .04em; }

/* ── Author ─────────────────────────────────────────────────── */
.author { background: var(--bg); }
.author__grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 36px;
  align-items: start;
}
.author__photo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.author__photo span {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: .04em;
}
.author .h2 { margin-bottom: 12px; }
.author p {
  color: var(--muted);
  font-size: .95rem;
  margin: 0 0 12px;
  line-height: 1.75;
}
.author p:last-child { margin-bottom: 0; }
.author p a { color: var(--gold); text-underline-offset: 3px; text-decoration: underline; }

/* ── Final CTA ──────────────────────────────────────────────── */
.finalcta {
  background: var(--navy-deep);
  background-image: linear-gradient(160deg, #0D0D1E 0%, #1A1A2E 100%);
  padding: 84px 0;
}
.finalcta .h2 { margin-bottom: 10px; }
.finalcta__sub { color: rgba(249,250,251,.5); margin: 0 0 32px; font-size: .98rem; }
.finalcta__amazon { margin: 24px 0 0; font-size: .85rem; color: rgba(249,250,251,.4); }
.finalcta__amazon a { color: var(--gold); text-decoration: underline; text-underline-offset: 3px; }

/* ── Footer ─────────────────────────────────────────────────── */
.footer {
  background: #08080F;
  padding: 24px 0;
}
.footer__meta {
  font-size: .75rem;
  color: rgba(255,255,255,.22);
  text-align: center;
  line-height: 1.8;
}
.muted { color: rgba(255,255,255,.18); }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 860px) {
  .hero__grid    { grid-template-columns: 1fr; gap: 40px; }
  .hero__art     { order: -1; }
  .cover-wrap    { max-width: 200px; }
  .hero          { padding: 60px 0 56px; }
  .promise__grid { grid-template-columns: 1fr; gap: 36px; }
  .author__grid  { grid-template-columns: 1fr; }
  .author__photo { display: none; }
}

@media (max-width: 600px) {
  .hero { padding: 48px 0 44px; }
  .section { padding: 56px 0 60px; }
  .cards { grid-template-columns: 1fr; }
  .signup__row { flex-direction: column; }
  .signup__row input { border-radius: var(--radius); }
  .signup__row .btn { border-radius: var(--radius); width: 100%; }
  .chips li { font-size: .76rem; }
  .topbar .btn--ghost { display: none; }
}