/*
Theme Name: Dark Ink
Theme URI: https://yourwebsite.com
Author: Your Name
Author URI: https://yourwebsite.com
Description: A dark, moody WordPress theme for thriller, dystopian, and romance authors. Built with crimson and obsidian.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: dark-ink
Tags: dark, author, books, blog, red, black, moody, thriller, romance
*/

/* ============================================================
   TOKENS
   ============================================================ */
:root {
  --obsidian:       #0A0A0A;
  --charcoal:       #141414;
  --surface:        #1C1C1C;
  --surface-2:      #242424;
  --border:         #2E2E2E;
  --crimson:        #8B0000;
  --blood:          #C41E3A;
  --ember:          #E8340A;
  --parchment:      #E8D5C4;
  --parchment-muted:#A89080;
  --white:          #F5F0EB;

  --font-display:   'Playfair Display', Georgia, serif;
  --font-body:      'EB Garamond', 'Garamond', Georgia, serif;
  --font-ui:        'Inter', system-ui, sans-serif;

  --radius:         2px;
  --transition:     0.25s ease;

  --max-w:          1180px;
  --gutter:         clamp(1rem, 4vw, 2.5rem);
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--obsidian);
  color: var(--parchment);
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.1vw, 1.125rem);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { color: var(--blood); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--ember); }
a:focus-visible { outline: 2px solid var(--blood); outline-offset: 3px; }

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--white);
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.5rem, 6vw, 5rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.75rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.75rem); }
h4 { font-size: 1.25rem; }

p { margin-bottom: 1.25em; }
p:last-child { margin-bottom: 0; }

blockquote {
  border-left: 3px solid var(--crimson);
  padding: 1rem 1.5rem;
  margin: 2rem 0;
  font-style: italic;
  color: var(--parchment-muted);
  font-size: 1.15em;
}

/* ============================================================
   LAYOUT UTILITIES
   ============================================================ */
.container {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section {
  padding-block: clamp(3rem, 8vw, 6rem);
}

.section--dark  { background: var(--obsidian); }
.section--surface { background: var(--charcoal); }
.section--raised  { background: var(--surface); }

/* ============================================================
   SIGNATURE: BLOOD DIVIDER
   A thin horizontal line that bleeds from crimson to transparent.
   This single element is used between every major section.
   ============================================================ */
.blood-divider {
  display: block;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--crimson) 20%, var(--blood) 50%, var(--crimson) 80%, transparent);
  border: none;
  margin: 0;
}

/* ============================================================
   HEADER & NAV
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10,10,10,0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding-block: 1.1rem;
}

/* Left-side crimson rule that marks the brand identity */
.site-branding {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.site-branding::before {
  content: '';
  display: block;
  width: 3px;
  height: 2rem;
  background: linear-gradient(to bottom, var(--ember), var(--crimson));
  border-radius: 1px;
  flex-shrink: 0;
}

.site-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  line-height: 1;
}

.site-title a { color: inherit; }
.site-title a:hover { color: var(--blood); }

.site-tagline {
  font-family: var(--font-ui);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--parchment-muted);
  margin-top: 0.2rem;
}

/* Main Navigation */
.main-navigation { position: relative; }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--parchment);
  padding: 0.45rem 0.65rem;
  cursor: pointer;
  font-size: 1.1rem;
  border-radius: var(--radius);
  transition: border-color var(--transition);
}
.nav-toggle:hover { border-color: var(--blood); color: var(--blood); }

.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.nav-menu a {
  font-family: var(--font-ui);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--parchment-muted);
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius);
  transition: color var(--transition), background var(--transition);
}

.nav-menu a:hover,
.nav-menu .current-menu-item a {
  color: var(--white);
  background: var(--surface);
}

.nav-menu .current-menu-item a {
  color: var(--blood);
}

/* Mobile nav */
@media (max-width: 680px) {
  .nav-toggle { display: block; }
  .nav-menu {
    display: none;
    flex-direction: column;
    align-items: stretch;
    position: absolute;
    top: calc(100% + 1rem);
    right: 0;
    min-width: 200px;
    background: var(--charcoal);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.5rem;
    gap: 0;
  }
  .nav-menu.open { display: flex; }
  .nav-menu a { display: block; padding: 0.65rem 1rem; }
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 92vh;
  display: grid;
  place-items: center;
  overflow: hidden;
  background: var(--obsidian);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(ellipse 80% 60% at 60% 50%, rgba(139,0,0,0.18) 0%, transparent 70%),
    radial-gradient(ellipse 40% 50% at 10% 90%, rgba(196,30,58,0.12) 0%, transparent 60%);
}

/* Atmospheric noise texture overlay */
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  opacity: 0.4;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: var(--gutter);
  max-width: 860px;
}

.hero-eyebrow {
  font-family: var(--font-ui);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--blood);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}
.hero-eyebrow::before,
.hero-eyebrow::after {
  content: '';
  display: block;
  height: 1px;
  width: 3rem;
  background: var(--crimson);
}

.hero h1 {
  font-size: clamp(3rem, 8vw, 6.5rem);
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin-bottom: 1.25rem;
}

.hero h1 em {
  font-style: italic;
  color: var(--blood);
  display: block;
}

.hero-sub {
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  color: var(--parchment-muted);
  max-width: 560px;
  margin-inline: auto;
  margin-bottom: 2.5rem;
  font-style: italic;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-ui);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.85rem 2rem;
  border-radius: var(--radius);
  transition: all var(--transition);
  cursor: pointer;
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: var(--blood);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--ember);
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(196,30,58,0.4);
}

.btn-ghost {
  background: transparent;
  color: var(--parchment-muted);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  border-color: var(--blood);
  color: var(--blood);
  background: rgba(139,0,0,0.08);
}

/* ============================================================
   SECTION HEADERS
   ============================================================ */
.section-header {
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
}

.section-header.centered { text-align: center; }

.section-label {
  font-family: var(--font-ui);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--blood);
  margin-bottom: 0.6rem;
  display: block;
}

.section-header h2 { margin-bottom: 0.5rem; }

.section-header p {
  color: var(--parchment-muted);
  font-style: italic;
  max-width: 520px;
  margin-bottom: 0;
}
.section-header.centered p { margin-inline: auto; }

/* ============================================================
   BOOK GRID
   ============================================================ */
.books-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 2rem;
}

.book-card {
  position: relative;
  group: true;
}

.book-cover-wrap {
  position: relative;
  aspect-ratio: 2/3;
  overflow: hidden;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  background: var(--surface-2);
}

.book-cover-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.book-card:hover .book-cover-wrap img { transform: scale(1.04); }

.book-cover-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(139,0,0,0.5) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.book-card:hover .book-cover-wrap::after { opacity: 1; }

/* Placeholder cover when no image */
.book-cover-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  text-align: center;
  background: linear-gradient(135deg, var(--surface-2) 0%, var(--charcoal) 100%);
  border: 1px solid var(--border);
}

.book-cover-placeholder .book-spine {
  width: 3px;
  height: 40px;
  background: var(--crimson);
  margin-bottom: 1rem;
}

.book-cover-placeholder .book-title-placeholder {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--parchment-muted);
  font-style: italic;
}

.book-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.25rem;
}

.book-series {
  font-family: var(--font-ui);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blood);
  margin-bottom: 0.5rem;
}

.book-desc {
  font-size: 0.9rem;
  color: var(--parchment-muted);
  line-height: 1.6;
  margin-bottom: 0.75rem;
}

.book-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.book-link {
  font-family: var(--font-ui);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--parchment-muted);
  padding: 0.3rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all var(--transition);
}

.book-link:hover {
  color: var(--blood);
  border-color: var(--blood);
  background: rgba(139,0,0,0.1);
}

/* ============================================================
   ABOUT SNIPPET (homepage)
   ============================================================ */
.about-snippet {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}

@media (max-width: 768px) {
  .about-snippet { grid-template-columns: 1fr; }
}

.author-photo-wrap {
  position: relative;
}

.author-photo-wrap img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  border-radius: var(--radius);
  filter: grayscale(20%) contrast(1.1);
}

/* Red corner accent */
.author-photo-wrap::before {
  content: '';
  position: absolute;
  top: -8px;
  left: -8px;
  right: 16px;
  bottom: 16px;
  border: 1px solid var(--crimson);
  border-radius: var(--radius);
  pointer-events: none;
  z-index: 0;
}

.author-photo-wrap img { position: relative; z-index: 1; }

.author-photo-placeholder {
  width: 100%;
  aspect-ratio: 3/4;
  background: var(--surface);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--parchment-muted);
  font-style: italic;
  position: relative;
  z-index: 1;
}

/* ============================================================
   BLOG / POST CARDS
   ============================================================ */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
}

.post-card {
  background: var(--charcoal);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition);
  display: flex;
  flex-direction: column;
}

.post-card:hover {
  border-color: var(--crimson);
  transform: translateY(-3px);
}

.post-card-thumb {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--surface);
}

.post-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.post-card:hover .post-card-thumb img { transform: scale(1.05); }

.post-card-body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.post-card-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.post-category {
  font-family: var(--font-ui);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blood);
}

.post-date {
  font-family: var(--font-ui);
  font-size: 0.7rem;
  color: var(--parchment-muted);
}

.post-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.6rem;
  color: var(--white);
}

.post-card h3 a { color: inherit; }
.post-card h3 a:hover { color: var(--blood); }

.post-excerpt {
  color: var(--parchment-muted);
  font-size: 0.9rem;
  line-height: 1.65;
  flex: 1;
  margin-bottom: 1rem;
}

.read-more {
  font-family: var(--font-ui);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blood);
  align-self: flex-start;
}
.read-more:hover { color: var(--ember); }
.read-more::after { content: ' →'; }

/* ============================================================
   SINGLE POST / PAGE CONTENT
   ============================================================ */
.entry-header {
  padding-block: clamp(3rem, 8vw, 5rem) 2rem;
  max-width: 780px;
  margin-inline: auto;
  text-align: center;
}

.entry-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.entry-content {
  max-width: 700px;
  margin-inline: auto;
  padding-bottom: 4rem;
}

.entry-content h2,
.entry-content h3 { margin-top: 2.5rem; margin-bottom: 0.75rem; }
.entry-content ul,
.entry-content ol {
  padding-left: 1.5rem;
  margin-bottom: 1.25em;
}
.entry-content li { margin-bottom: 0.4em; }
.entry-content a { color: var(--blood); }
.entry-content a:hover { color: var(--ember); }

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.about-hero {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 4rem;
  align-items: start;
  padding-top: clamp(2rem, 6vw, 4rem);
}

@media (max-width: 860px) {
  .about-hero { grid-template-columns: 1fr; }
  .about-hero .author-photo-wrap { max-width: 300px; }
}

.about-bio h1 { margin-bottom: 1rem; }
.about-bio .hero-eyebrow { justify-content: flex-start; }
.about-bio .hero-eyebrow::before { display: none; }

/* Genre tags */
.genre-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.5rem 0;
}

.genre-tag {
  font-family: var(--font-ui);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--parchment-muted);
  padding: 0.3rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 999px;
}

/* ============================================================
   BOOKS PAGE
   ============================================================ */
.books-filter {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.filter-btn {
  font-family: var(--font-ui);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.45rem 1rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: transparent;
  color: var(--parchment-muted);
  cursor: pointer;
  transition: all var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  border-color: var(--blood);
  color: var(--blood);
  background: rgba(139,0,0,0.1);
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--charcoal);
  border-top: 1px solid var(--border);
  padding-block: 3rem 1.5rem;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

@media (max-width: 768px) {
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
}

.footer-brand .site-title { margin-bottom: 0.5rem; }

.footer-tagline {
  color: var(--parchment-muted);
  font-style: italic;
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.footer-heading {
  font-family: var(--font-ui);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--blood);
  margin-bottom: 0.85rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  font-size: 0.9rem;
  color: var(--parchment-muted);
  transition: color var(--transition);
}

.footer-links a:hover { color: var(--parchment); }

.footer-bottom {
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.copyright {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  color: var(--parchment-muted);
}

/* Social links */
.social-links {
  display: flex;
  gap: 0.75rem;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--parchment-muted);
  font-size: 0.8rem;
  transition: all var(--transition);
}

.social-link:hover {
  border-color: var(--blood);
  color: var(--blood);
  background: rgba(139,0,0,0.1);
}

/* ============================================================
   BLOG PAGE LAYOUT
   ============================================================ */
.blog-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 3rem;
  align-items: start;
}

@media (max-width: 900px) {
  .blog-layout { grid-template-columns: 1fr; }
}

.blog-sidebar {
  position: sticky;
  top: 90px;
}

.sidebar-widget {
  background: var(--charcoal);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.sidebar-widget:last-child { margin-bottom: 0; }

.widget-title {
  font-family: var(--font-ui);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--blood);
  margin-bottom: 1rem;
}

.sidebar-post-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.sidebar-post-list li {
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.sidebar-post-list li:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.sidebar-post-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  color: var(--parchment);
  display: block;
  margin-bottom: 0.2rem;
  transition: color var(--transition);
}

.sidebar-post-title:hover { color: var(--blood); }

.sidebar-post-date {
  font-family: var(--font-ui);
  font-size: 0.68rem;
  color: var(--parchment-muted);
}

/* Tag cloud */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag-cloud a {
  font-family: var(--font-ui);
  font-size: 0.68rem;
  color: var(--parchment-muted);
  padding: 0.25rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  transition: all var(--transition);
}

.tag-cloud a:hover {
  color: var(--blood);
  border-color: var(--blood);
}

/* ============================================================
   PAGINATION
   ============================================================ */
.pagination {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  margin-top: 3rem;
  flex-wrap: wrap;
}

.page-numbers {
  font-family: var(--font-ui);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.5rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--parchment-muted);
  transition: all var(--transition);
}

.page-numbers:hover,
.page-numbers.current {
  border-color: var(--blood);
  color: var(--blood);
  background: rgba(139,0,0,0.1);
}

/* ============================================================
   WOOCOMMERCE / BOOKSHOP RETAILER BADGES (optional)
   ============================================================ */
.retailer-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-ui);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  padding: 0.35rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--parchment-muted);
  transition: all var(--transition);
}

.retailer-badge:hover {
  border-color: var(--blood);
  color: var(--blood);
  background: rgba(139,0,0,0.08);
}

/* ============================================================
   SCROLL REVEAL ANIMATION
   ============================================================ */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }
  .reveal.visible {
    opacity: 1;
    transform: none;
  }
}

/* ============================================================
   RESPONSIVE HELPERS
   ============================================================ */
@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: center; }
  .books-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
}