:root {
  --ink: #1f1b16;
  --muted: #6e6257;
  --cream: #fbf6ed;
  --paper: #fffdf9;
  --gold: #d9a72e;
  --gold-dark: #a97810;
  --brown: #4a3426;
  --soft-brown: #8d7464;
}

html { scroll-behavior: smooth; }
body {
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
  padding-top: 76px;
}

.navbar-brand { letter-spacing: .02em; color: var(--brown); }
.nav-link { font-weight: 600; color: var(--ink); }
.nav-link:hover { color: var(--gold-dark); }

.btn-primary {
  background: var(--gold);
  border-color: var(--gold);
  color: #21170f;
  font-weight: 700;
}
.btn-primary:hover, .btn-primary:focus {
  background: var(--gold-dark);
  border-color: var(--gold-dark);
  color: #fff;
}
.btn-outline-dark { font-weight: 700; }

.section-pad { padding: 96px 0; }
.hero-section {
  min-height: calc(100vh - 76px);
  display: flex;
  align-items: center;
  background:
    radial-gradient(circle at 82% 20%, rgba(217,167,46,.22), transparent 26%),
    linear-gradient(135deg, #fffaf0 0%, #f5ead8 52%, #ead9c1 100%);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: .78rem;
  font-weight: 800;
  color: var(--gold-dark);
}
.eyebrow::before {
  content: "";
  width: 36px;
  height: 2px;
  background: currentColor;
}
.eyebrow.light { color: #f0c45b; }

.lead, .section-lead { color: var(--muted); line-height: 1.75; }
.text-white .lead, .text-white .section-lead { color: rgba(255,255,255,.78); }
.section-title { font-size: clamp(2rem, 4vw, 3.2rem); font-weight: 800; letter-spacing: -.04em; }

.cover-card {
  max-width: 380px;
  padding: 18px;
  border-radius: 34px;
  background: rgba(255,255,255,.46);
  box-shadow: 0 24px 70px rgba(74,52,38,.25);
  transform: rotate(1.5deg);
}
.cover-card img { width: 100%; object-fit: cover; }

.trust-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.trust-row div {
  background: rgba(255,255,255,.6);
  border: 1px solid rgba(74,52,38,.08);
  border-radius: 20px;
  padding: 18px;
}
.trust-row strong { display: block; font-size: 1.05rem; }
.trust-row span { display: block; font-size: .88rem; color: var(--muted); margin-top: 4px; }

.bg-soft { background: var(--cream); }
.feature-card, .reader-card, .contact-card {
  height: 100%;
  background: #fff;
  border: 1px solid rgba(74,52,38,.08);
  border-radius: 26px;
  padding: 28px;
  box-shadow: 0 16px 48px rgba(74,52,38,.06);
}
.feature-card h3, .reader-card h3 { font-size: 1.25rem; font-weight: 800; margin-bottom: 12px; }
.feature-card p, .reader-card p { color: var(--muted); margin-bottom: 0; line-height: 1.65; }

.author-panel {
  background: linear-gradient(145deg, var(--brown), #241812);
  color: #fff;
  border-radius: 34px;
  padding: 48px;
  min-height: 360px;
  display: flex;
  flex-direction: column;
  justify-content: end;
  box-shadow: 0 22px 60px rgba(31,27,22,.24);
  position: relative;
  overflow: hidden;
}
.author-panel::before {
  content: "";
  position: absolute;
  inset: -80px -40px auto auto;
  width: 240px;
  height: 240px;
  background: rgba(217,167,46,.24);
  border-radius: 50%;
}
.author-initials {
  width: 86px;
  height: 86px;
  border-radius: 24px;
  background: var(--gold);
  color: #20150d;
  display: grid;
  place-items: center;
  font-size: 2rem;
  font-weight: 900;
  margin-bottom: 32px;
}
.author-panel h2 { font-weight: 900; margin-bottom: 8px; }
.author-panel p { color: rgba(255,255,255,.7); margin: 0; }

.bg-dark { background: #21170f !important; }
.reader-card {
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.12);
  color: #fff;
  box-shadow: none;
}
.reader-card p { color: rgba(255,255,255,.72); }

.purchase-box {
  background: linear-gradient(135deg, #fff8e8 0%, #f0ddbc 100%);
  border: 1px solid rgba(74,52,38,.1);
  box-shadow: 0 20px 70px rgba(74,52,38,.12);
}

.accordion-item {
  border: 0;
  margin-bottom: 14px;
  border-radius: 18px !important;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(74,52,38,.06);
}
.accordion-button { font-weight: 800; padding: 22px 24px; }
.accordion-button:not(.collapsed) { color: var(--brown); background: #fff4da; box-shadow: none; }
.accordion-body { color: var(--muted); line-height: 1.7; padding: 0 24px 24px; }

.contact-card p { margin-bottom: 12px; }
.contact-card a { color: var(--brown); font-weight: 700; }
.contact-form {
  background: #fff;
  border: 1px solid rgba(74,52,38,.08);
  box-shadow: 0 16px 48px rgba(74,52,38,.06);
}
.form-control { border-radius: 16px; border-color: rgba(74,52,38,.18); }
.form-control:focus { border-color: var(--gold); box-shadow: 0 0 0 .25rem rgba(217,167,46,.18); }

@media (max-width: 991.98px) {
  body { padding-top: 68px; }
  .section-pad { padding: 72px 0; }
  .hero-section { min-height: auto; }
  .cover-card { max-width: 300px; transform: none; }
}
@media (max-width: 575.98px) {
  .trust-row { grid-template-columns: 1fr; }
  .display-4 { font-size: 2.5rem; }
  .section-pad { padding: 56px 0; }
}