/* ── Sticky Navbar ───────────────────────────────────── */
.site-navbar {
  background-color: #ffffff;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  padding: 0.6rem 0;
  z-index: 1030;
}

.navbar-logo {
  height: 48px;
  width: auto;
  object-fit: contain;
  border-radius: 8px;
}

.nav-link-custom {
  font-size: 0.95rem;
  font-weight: 600;
  color: #1d1d1f !important;
  padding: 0.45rem 1rem !important;
  border-radius: 8px;
  transition: background 0.2s ease, color 0.2s ease;
}

.nav-link-custom:hover {
  background-color: rgba(122, 31, 43, 0.08);
  color: #7a1f2b !important;
}

.navbar-toggler {
  border: none;
  outline: none;
  box-shadow: none !important;
}

:root {
  --primary: #7a1f2b;
  --primary-dark: #5e1722;
  --accent: #f4d9c2;
  --text-dark: #1d1d1f;
  --text-muted: #5f6368;
  --surface: #ffffff;
  --surface-soft: #f7f4f2;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: #faf7f5;
  color: #1e1e1e;
}

.hero {
  background: linear-gradient(135deg, rgba(122, 31, 43, 0.08), rgba(244, 217, 194, 0.25));
  padding: 4rem 0;
}

.hero .badge {
  background-color: var(--primary);
}

.book-cover,
.book-back {
  width: 100%;
  border-radius: 18px;
  box-shadow: 0 18px 35px rgba(0, 0, 0, 0.2);
  display: block;
}

.book-flip-wrapper {
  max-width: 520px;
  margin: 0 auto;
  text-align: center;
}

.book-flip {
  position: relative;
  width: 100%;
  aspect-ratio: 3 / 4;
  transform-style: preserve-3d;
  transition: transform 0.8s ease;
}

.book-flip-face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
}

.book-flip-front {
  transform: rotateY(0deg);
}

.book-flip-back {
  transform: rotateY(180deg);
}

.book-flip-wrapper:hover .book-flip,
.book-flip-wrapper:focus-within .book-flip {
  transform: rotateY(180deg);
}

.price-tag {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary);
}

.cta-btn {
  background-color: var(--primary);
  border: none;
  padding: 0.9rem 2.5rem;
  font-size: 1.1rem;
  font-weight: 600;
}

.cta-btn:hover {
  background-color: #5e1722;
}

/* ── Section shared styles ───────────────────────────── */
.section-header {
  max-width: 640px;
  margin: 0 auto 1rem;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-top: 0.5rem;
}

#form-container-BHTGBUCAQRJUL .item-header,
#form-container-BHTGBUCAQRJUL .item-description{
  display: none !important;
}

/* ── Features Section ────────────────────────────────── */
.features-section {
  padding: 5rem 0;
  background: #fcfbfa;
}

.feat-card {
  background: #fff;
  border-radius: 18px;
  padding: 2rem;
  height: 100%;
  border: 1px solid rgba(0,0,0,0.06);
  box-shadow: 0 4px 20px rgba(0,0,0,0.05);
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.feat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 35px rgba(0,0,0,0.1);
}

.feat-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(122, 31, 43, 0.08);
  color: var(--primary);
  margin-bottom: 1.1rem;
}

.feat-card h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.feat-card p {
  font-size: 0.93rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.65;
}

/* ── Support Section ─────────────────────────────────── */
.support-section {
  padding: 5rem 0;
  background: var(--surface-soft);
}

.support-inner {
  background: #fff;
  border-radius: 24px;
  padding: 3.5rem;
  box-shadow: 0 20px 50px rgba(0,0,0,0.07);
  border: 1px solid rgba(0,0,0,0.05);
}

.contact-grid {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 1.4rem;
  background: var(--surface-soft);
  border-radius: 14px;
  border: 1px solid rgba(0,0,0,0.06);
  text-decoration: none;
  color: var(--text-dark);
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.contact-item:hover {
  background: rgba(122, 31, 43, 0.05);
  border-color: rgba(122, 31, 43, 0.2);
  transform: translateX(4px);
  color: var(--primary);
}

.contact-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(122, 31, 43, 0.08);
  color: var(--primary);
  flex-shrink: 0;
}

.contact-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 0.1rem;
}

.contact-value {
  display: block;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-dark);
}

.contact-item:hover .contact-value {
  color: var(--primary);
}

footer {
  background-color: #141414;
  color: #fff;
  padding: 2rem 0;
}

@media (max-width: 991px) {
  .hero {
    padding: 3rem 0;
  }

  .book-back {
    max-width: 100%;
  }
}