/* ============================================================
   LUCIENE RODRIGUES — COMPONENTS
   ============================================================ */

/* ── Custom Cursor ── */
.cursor {
  position: fixed;
  top: 0;
  left: 0;
  width: 12px;
  height: 12px;
  background: var(--blood);
  border-radius: 50%;
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate(-50%, -50%);
  transition:
    width var(--duration-base) var(--ease-smooth),
    height var(--duration-base) var(--ease-smooth),
    background var(--duration-base) var(--ease-smooth),
    opacity var(--duration-base) var(--ease-smooth);
  mix-blend-mode: screen;
}

.cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(192, 57, 43, 0.5);
  border-radius: 50%;
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate(-50%, -50%);
  transition:
    width var(--duration-slow) var(--ease-out),
    height var(--duration-slow) var(--ease-out),
    border-color var(--duration-slow) var(--ease-out),
    transform 80ms linear;
}

.cursor.hovering {
  width: 6px;
  height: 6px;
  background: var(--accent-hover);
}

.cursor-ring.hovering {
  width: 56px;
  height: 56px;
  border-color: rgba(192, 57, 43, 0.8);
}

/* ── Dynamic Cursor Symbol ── */
.cursor::after {
  content: attr(data-symbol);
  position: absolute;
  top: 50%;
  left: 22px;
  transform: translateY(-50%) scale(0.8);
  font-family: var(--font-display), Georgia, serif;
  font-size: 18px;
  font-weight: 500;
  color: var(--bone);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s var(--ease-smooth), transform 0.4s var(--ease-smooth), color 0.4s ease;
  text-shadow: 0 0 10px rgba(139, 26, 26, 0.8), 0 2px 5px rgba(0, 0, 0, 0.9);
}

.cursor.has-symbol::after {
  opacity: 1;
  transform: translateY(-50%) scale(1);
}

/* Customize active cursor colors depending on the active slide slug */
.cursor--grey {
  background: #a2c4c9 !important; /* Cool Sci-fi Cyan/Grey */
}
.cursor--grey + .cursor-ring {
  border-color: rgba(162, 196, 201, 0.5) !important;
}

.cursor--imperio {
  background: #e2d1a6 !important; /* Pale Moonlight Gold */
}
.cursor--imperio + .cursor-ring {
  border-color: rgba(226, 209, 166, 0.5) !important;
}

.cursor--estrada {
  background: var(--blood) !important; /* Deep Blood Red */
}
.cursor--estrada + .cursor-ring {
  border-color: rgba(192, 57, 43, 0.5) !important;
}

.cursor--parque {
  background: #9b59b6 !important; /* Carnival Purple / Eerie Violet */
}
.cursor--parque + .cursor-ring {
  border-color: rgba(155, 89, 182, 0.5) !important;
}

/* ── Navbar ── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  padding: var(--space-5) 0;
  transition:
    background var(--duration-slow) var(--ease-smooth),
    padding var(--duration-slow) var(--ease-smooth),
    backdrop-filter var(--duration-slow) var(--ease-smooth);
}

.navbar.scrolled {
  background: rgba(8, 10, 15, 0.92);
  backdrop-filter: blur(20px) saturate(1.5);
  -webkit-backdrop-filter: blur(20px) saturate(1.5);
  padding: var(--space-3) 0;
  border-bottom: 1px solid rgba(139, 26, 26, 0.15);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

.navbar__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.navbar__logo img {
  height: 40px;
  width: auto;
  filter: brightness(1.1);
  transition: filter var(--duration-base) var(--ease-smooth);
}

.navbar__logo:hover img {
  filter: brightness(1.3) drop-shadow(0 0 8px rgba(192, 57, 43, 0.4));
}

.navbar__nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.navbar__link {
  font-family: var(--font-ui);
  font-size: var(--size-sm);
  font-weight: 500;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--bone);
  position: relative;
  padding: var(--space-2) 0;
  transition: color var(--duration-base) var(--ease-smooth);
}

.navbar__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--blood);
  transition: width var(--duration-slow) var(--ease-out);
}

.navbar__link:hover {
  color: var(--ghost);
}

.navbar__link:hover::after {
  width: 100%;
}

.navbar__link.active {
  color: var(--white);
}

.navbar__link.active::after {
  width: 100%;
  background: var(--crimson);
}

/* Dropdown */
.navbar__dropdown {
  position: relative;
}

.navbar__dropdown-menu {
  position: absolute;
  top: calc(100% + var(--space-4));
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  min-width: 260px;
  background: rgba(15, 18, 25, 0.98);
  backdrop-filter: blur(20px);
  border: 1px solid var(--veil);
  border-top: 2px solid var(--crimson);
  padding: var(--space-3) 0;
  opacity: 0;
  pointer-events: none;
  transition:
    opacity var(--duration-base) var(--ease-smooth),
    transform var(--duration-base) var(--ease-smooth);
}

.navbar__dropdown:hover .navbar__dropdown-menu,
.navbar__dropdown:focus-within .navbar__dropdown-menu {
  opacity: 1;
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
}

.navbar__dropdown-item {
  display: block;
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-ui);
  font-size: var(--size-sm);
  letter-spacing: var(--tracking-wide);
  color: var(--bone);
  white-space: nowrap;
  transition:
    color var(--duration-fast) var(--ease-smooth),
    background var(--duration-fast) var(--ease-smooth),
    padding-left var(--duration-fast) var(--ease-smooth);
}

.navbar__dropdown-item:hover {
  color: var(--ghost);
  background: rgba(139, 26, 26, 0.1);
  padding-left: var(--space-8);
}

/* Hamburger */
.navbar__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
}

.navbar__hamburger span {
  display: block;
  width: 24px;
  height: 1px;
  background: var(--bone);
  transition:
    transform var(--duration-base) var(--ease-smooth),
    opacity var(--duration-base) var(--ease-smooth);
}

/* Mobile Nav */
.navbar__mobile {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(8, 10, 15, 0.98);
  backdrop-filter: blur(24px);
  z-index: calc(var(--z-sticky) + 1);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  padding: var(--space-24);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-slow) var(--ease-smooth);
}

.navbar__mobile.open {
  opacity: 1;
  pointer-events: all;
}

.navbar__mobile-link {
  font-family: var(--font-heading);
  font-size: var(--size-2xl);
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  color: var(--bone);
  text-transform: uppercase;
  transition: color var(--duration-base) var(--ease-smooth);
}

.navbar__mobile-link:hover {
  color: var(--blood);
}

.navbar__close {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  font-size: var(--size-2xl);
  color: var(--bone);
  opacity: 0.6;
  transition: opacity var(--duration-fast);
}

.navbar__close:hover { opacity: 1; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-8);
  font-family: var(--font-ui);
  font-size: var(--size-sm);
  font-weight: 600;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  border: none;
  transition:
    background var(--duration-base) var(--ease-smooth),
    color var(--duration-base) var(--ease-smooth),
    transform var(--duration-base) var(--ease-elastic),
    box-shadow var(--duration-base) var(--ease-smooth);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.08);
  transform: translateX(-100%);
  transition: transform var(--duration-slow) var(--ease-smooth);
}

.btn:hover::before { transform: translateX(0); }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--crimson);
  color: var(--ghost);
  box-shadow: 0 4px 20px rgba(139, 26, 26, 0.4);
}

.btn-primary:hover {
  background: var(--blood);
  box-shadow: 0 8px 30px rgba(192, 57, 43, 0.5);
}

.btn-outline {
  background: transparent;
  color: var(--bone);
  border: 1px solid var(--veil);
}

.btn-outline:hover {
  color: var(--ghost);
  border-color: var(--crimson);
  box-shadow: 0 4px 20px rgba(139, 26, 26, 0.2);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.04);
  color: var(--bone);
  border: 1px solid rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(8px);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--ghost);
}

.btn-sm {
  padding: var(--space-2) var(--space-5);
  font-size: var(--size-xs);
}

.btn-lg {
  padding: var(--space-5) var(--space-10);
  font-size: var(--size-base);
}

.btn svg, .btn .btn-icon {
  width: 16px;
  height: 16px;
  transition: transform var(--duration-base) var(--ease-elastic);
}

.btn:hover svg, .btn:hover .btn-icon {
  transform: translateX(4px);
}

/* Amazon Button */
.btn-amazon {
  background: linear-gradient(135deg, #ff9900, #e88b00);
  color: #111;
  font-weight: 700;
}

.btn-amazon:hover {
  background: linear-gradient(135deg, #ffaa22, #ff9900);
  box-shadow: 0 8px 30px rgba(255, 153, 0, 0.3);
}

/* ── Book Card ── */
.book-card {
  position: relative;
  aspect-ratio: 2 / 3;
  overflow: hidden;
  border-radius: var(--radius-base);
  transition:
    transform var(--duration-slow) var(--ease-elastic),
    box-shadow var(--duration-slow) var(--ease-smooth);
  transform-style: preserve-3d;
  perspective: 1000px;
  box-shadow: var(--shadow-book);
}

.book-card:hover {
  transform: translateY(-12px) scale(1.02) rotateY(-3deg);
  box-shadow:
    12px 20px 60px rgba(0,0,0,0.9),
    0 0 40px rgba(139,26,26,0.2),
    inset -2px 0 0 rgba(139,26,26,0.1);
}

.book-card__cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--duration-slower) var(--ease-smooth);
}

.book-card:hover .book-card__cover {
  transform: scale(1.05);
}

.book-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(8, 10, 15, 0.98) 0%,
    rgba(8, 10, 15, 0.7) 40%,
    rgba(8, 10, 15, 0) 70%
  );
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-5);
  opacity: 0;
  transform: translateY(8px);
  transition:
    opacity var(--duration-slow) var(--ease-smooth),
    transform var(--duration-slow) var(--ease-smooth);
}

.book-card:hover .book-card__overlay {
  opacity: 1;
  transform: translateY(0);
}

.book-card__genre {
  font-family: var(--font-ui);
  font-size: var(--size-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--blood);
  margin-bottom: var(--space-2);
}

.book-card__title {
  font-family: var(--font-heading);
  font-size: var(--size-base);
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  color: var(--ghost);
  margin-bottom: var(--space-3);
  line-height: var(--leading-snug);
}

.book-card__excerpt {
  font-size: var(--size-sm);
  color: var(--bone);
  line-height: var(--leading-normal);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: var(--space-4);
}

.book-card__cta {
  font-family: var(--font-ui);
  font-size: var(--size-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--blood);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  transition: gap var(--duration-base) var(--ease-elastic);
}

.book-card:hover .book-card__cta { gap: var(--space-3); }

/* Book spine effect */
.book-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(
    to right,
    rgba(0,0,0,0.6),
    rgba(0,0,0,0.1)
  );
  z-index: 1;
}

/* ── Section Title ── */
.section-title {
  text-align: center;
  margin-bottom: clamp(var(--space-12), 6vw, var(--space-24));
}

.section-title .overline {
  display: block;
  margin-bottom: var(--space-4);
}

.section-title h2 {
  font-family: var(--font-heading);
  font-size: clamp(var(--size-2xl), 4vw, var(--size-4xl));
  letter-spacing: var(--tracking-wide);
  color: var(--ghost);
}

.section-title .title-line {
  display: inline-block;
  width: 48px;
  height: 1px;
  background: var(--crimson);
  margin-top: var(--space-6);
}

/* ── Divider ── */
.divider {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  margin: var(--space-12) 0;
}

.divider::before,
.divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--veil), transparent);
}

.divider-ornament {
  color: var(--crimson);
  font-size: var(--size-lg);
}

/* ── Tag / Badge ── */
.tag {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  font-family: var(--font-ui);
  font-size: var(--size-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  background: rgba(139, 26, 26, 0.15);
  color: var(--blood);
  border: 1px solid rgba(139, 26, 26, 0.25);
}

/* ── Quote Block ── */
.quote-block {
  position: relative;
  padding: var(--space-10) var(--space-12);
  background-image: url('../images/textures/paper-texture.png');
  background-size: cover;
  border-left: 3px solid var(--crimson);
}

.quote-block::before {
  content: '"';
  position: absolute;
  top: -var(--space-8);
  left: var(--space-8);
  font-family: var(--font-display);
  font-size: 8rem;
  color: var(--crimson);
  opacity: 0.15;
  line-height: 1;
}

.quote-block blockquote {
  font-family: var(--font-body);
  font-style: italic;
  font-size: clamp(var(--size-lg), 2vw, var(--size-2xl));
  line-height: var(--leading-loose);
  color: var(--ghost);
}

.quote-block cite {
  display: block;
  margin-top: var(--space-6);
  font-family: var(--font-ui);
  font-size: var(--size-sm);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--text-muted);
  font-style: normal;
}

/* ── Footer ── */
.footer {
  background: var(--shadow);
  border-top: 1px solid var(--veil);
  padding: var(--space-16) 0 var(--space-8);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer__brand {}

.footer__logo {
  height: 36px;
  width: auto;
  margin-bottom: var(--space-5);
  opacity: 0.9;
}

.footer__tagline {
  font-family: var(--font-body);
  font-style: italic;
  font-size: var(--size-base);
  color: var(--text-muted);
  line-height: var(--leading-normal);
  max-width: 280px;
}

.footer__socials {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.footer__social-link {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--veil);
  border-radius: var(--radius-base);
  color: var(--text-muted);
  font-size: var(--size-base);
  transition:
    color var(--duration-base) var(--ease-smooth),
    border-color var(--duration-base) var(--ease-smooth),
    background var(--duration-base) var(--ease-smooth);
}

.footer__social-link:hover {
  color: var(--blood);
  border-color: var(--crimson);
  background: rgba(139, 26, 26, 0.1);
}

.footer__heading {
  font-family: var(--font-ui);
  font-size: var(--size-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--ghost);
  margin-bottom: var(--space-5);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__link {
  font-size: var(--size-sm);
  color: var(--text-muted);
  transition: color var(--duration-fast);
}

.footer__link:hover { color: var(--bone); }

.footer__bottom {
  padding-top: var(--space-8);
  border-top: 1px solid var(--veil);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer__copyright {
  font-family: var(--font-ui);
  font-size: var(--size-xs);
  color: var(--text-muted);
  letter-spacing: var(--tracking-wide);
}

.footer__dev {
  font-family: var(--font-ui);
  font-size: var(--size-xs);
  color: var(--text-muted);
}

.footer__dev a {
  color: var(--crimson);
  transition: color var(--duration-fast);
}

.footer__dev a:hover { color: var(--blood); }

/* ── Scroll Progress ── */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  background: linear-gradient(to right, var(--crimson), var(--blood));
  z-index: calc(var(--z-sticky) + 5);
  transform-origin: left;
  transform: scaleX(0);
  transition: transform 50ms linear;
}

/* ── Scroll Indicator ── */
.scroll-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  position: absolute;
  bottom: var(--space-10);
  left: 50%;
  transform: translateX(-50%);
}

.scroll-indicator__text {
  font-family: var(--font-ui);
  font-size: 10px;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: rgba(200, 194, 180, 0.5);
}

.scroll-indicator__line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(192, 57, 43, 0.8), transparent);
  animation: scroll-indicator 1.5s ease-in-out infinite;
}

/* ── Form Elements ── */
.form-group {
  margin-bottom: var(--space-6);
}

.form-label {
  display: block;
  font-family: var(--font-ui);
  font-size: var(--size-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--bone);
  margin-bottom: var(--space-2);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  background: var(--smoke);
  border: 1px solid var(--veil);
  border-radius: var(--radius-base);
  padding: var(--space-4) var(--space-5);
  font-family: var(--font-body);
  font-size: var(--size-md);
  color: var(--ghost);
  transition:
    border-color var(--duration-base) var(--ease-smooth),
    box-shadow var(--duration-base) var(--ease-smooth);
  outline: none;
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--crimson);
  box-shadow: 0 0 0 3px rgba(139, 26, 26, 0.15);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
}

/* ── Newsletter Strip ── */
.newsletter-strip {
  background: linear-gradient(
    135deg,
    rgba(139, 26, 26, 0.08) 0%,
    rgba(15, 18, 25, 0.95) 50%,
    rgba(37, 53, 69, 0.08) 100%
  );
  border-top: 1px solid var(--veil);
  border-bottom: 1px solid var(--veil);
  padding: var(--space-16) 0;
}

.newsletter-strip__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-10);
  flex-wrap: wrap;
}

.newsletter-strip__form {
  display: flex;
  gap: var(--space-3);
  flex: 1;
  max-width: 420px;
}

.newsletter-strip__form .form-input {
  flex: 1;
}

/* ── Book Detail ── */
.book-meta {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-6);
}

.book-meta__item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.book-meta__label {
  font-family: var(--font-ui);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--text-muted);
}

.book-meta__value {
  font-family: var(--font-body);
  font-size: var(--size-base);
  color: var(--bone);
}

.book-buy-buttons {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-top: var(--space-8);
}

/* ── Sinopse / Excerpt ── */
.sinopse {
  font-family: var(--font-body);
  font-size: var(--size-md);
  line-height: var(--leading-loose);
  color: var(--bone);
}

.sinopse p + p {
  margin-top: var(--space-4);
}

/* ── Author Preview ── */
.author-preview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.author-preview__image {
  position: relative;
}

.author-preview__image img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  object-position: top;
  border-radius: var(--radius-base);
  filter: grayscale(30%) contrast(1.05);
  transition: filter var(--duration-slow) var(--ease-smooth);
}

.author-preview__image:hover img {
  filter: grayscale(0%) contrast(1.1);
}

.author-preview__image::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-base);
  box-shadow: inset 0 0 60px rgba(8, 10, 15, 0.4);
  border: 1px solid rgba(139, 26, 26, 0.1);
}

.author-preview__frame {
  position: absolute;
  bottom: -var(--space-4);
  right: -var(--space-4);
  width: 60%;
  height: 60%;
  border: 1px solid rgba(139, 26, 26, 0.3);
  pointer-events: none;
}

/* ── Awards / Badges ── */
.award-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: rgba(139, 26, 26, 0.1);
  border: 1px solid rgba(139, 26, 26, 0.3);
  border-radius: var(--radius-sm);
  font-family: var(--font-ui);
  font-size: var(--size-xs);
  letter-spacing: var(--tracking-wide);
  color: var(--bone);
}

.award-badge__icon {
  color: #e8c97c;
  font-size: var(--size-base);
}

/* ── Page Hero ── */
.page-hero {
  position: relative;
  min-height: 50vh;
  display: flex;
  align-items: flex-end;
  padding-bottom: var(--space-16);
  overflow: hidden;
}

.page-hero__bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/textures/hero-bg.png');
  background-size: cover;
  background-position: center;
  filter: brightness(0.25) saturate(0.8);
}

.page-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(8, 10, 15, 0.2) 0%,
    rgba(8, 10, 15, 0.6) 50%,
    rgba(8, 10, 15, 0.95) 100%
  );
}

.page-hero__content {
  position: relative;
  z-index: 1;
}

/* ── Cards Grid ── */
.books-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.books-grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

/* ── Related Books ── */
.related-books {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
}

/* ── Timeline ── */
.timeline {
  position: relative;
  padding-left: var(--space-10);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--crimson), transparent);
}

.timeline__item {
  position: relative;
  margin-bottom: var(--space-10);
}

.timeline__item::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--space-10) - 4px);
  top: 6px;
  width: 9px;
  height: 9px;
  background: var(--crimson);
  border-radius: 50%;
  box-shadow: 0 0 12px rgba(139, 26, 26, 0.6);
}

.timeline__year {
  font-family: var(--font-ui);
  font-size: var(--size-xs);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--blood);
  margin-bottom: var(--space-2);
}

.timeline__title {
  font-family: var(--font-heading);
  font-size: var(--size-lg);
  font-weight: 600;
  color: var(--ghost);
  margin-bottom: var(--space-2);
}

.timeline__desc {
  font-size: var(--size-base);
  color: var(--bone);
  line-height: var(--leading-normal);
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .books-grid { grid-template-columns: repeat(3, 1fr); }
  .related-books { grid-template-columns: repeat(3, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .author-preview { grid-template-columns: 1fr; max-width: 560px; margin-inline: auto; }
}

@media (max-width: 768px) {
  .navbar__nav { display: none; }
  .navbar__hamburger { display: flex; }
  .books-grid { grid-template-columns: repeat(2, 1fr); }
  .related-books { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr; }
  .newsletter-strip__inner { flex-direction: column; text-align: center; }
  .newsletter-strip__form { max-width: 100%; width: 100%; }
  .book-buy-buttons { flex-direction: column; }
}

@media (max-width: 480px) {
  .books-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-3); }
  .related-books { grid-template-columns: repeat(2, 1fr); }
}