/* ==========================================================================
   Cecily Vance — Holiday Romance Author Website
   A warm, cozy, responsive single-page experience.
   ========================================================================== */

/* --------------------------------------------------------------------------
   Variables & Theme
   -------------------------------------------------------------------------- */
:root {
  /* Color Palette */
  --c-bg: #FAF7F2;
  --c-bg-surface: #FFFFFF;
  --c-bg-subtle: #F5EFEB;
  --c-bg-festive: #FDF4F5;

  --c-cranberry: #8B263E;
  --c-cranberry-hover: #721C30;
  --c-cranberry-light: #F9ECEF;
  --c-cranberry-border: #E8CCD3;

  --c-pine: #284437;
  --c-pine-light: #EBF3EE;

  --c-gold: #C08A3E;
  --c-gold-light: #FDF6EC;

  --c-text: #262122;
  --c-text-muted: #6B6264;
  --c-text-light: #8E8386;
  --c-white: #FFFFFF;

  /* Typography */
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-script: 'Alex Brush', cursive;

  /* Elevation */
  --shadow-sm: 0 2px 8px rgba(139, 38, 62, 0.06);
  --shadow-md: 0 8px 24px rgba(139, 38, 62, 0.08), 0 2px 6px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 16px 40px rgba(139, 38, 62, 0.12), 0 4px 12px rgba(0, 0, 0, 0.06);
  --shadow-glow: 0 0 30px rgba(192, 138, 62, 0.2);

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  /* Transitions */
  --trans-fast: 0.2s ease;
  --trans-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --trans-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* --------------------------------------------------------------------------
   Reset & Base Styles
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--c-bg);
  color: var(--c-text);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

img, picture {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--trans-fast);
}

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
  transition: all var(--trans-fast);
}

/* --------------------------------------------------------------------------
   Ambient Snowfall Canvas
   -------------------------------------------------------------------------- */
#snow-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 999;
  opacity: 0.85;
  transition: opacity var(--trans-normal);
}

#snow-canvas.disabled {
  display: none;
}

/* --------------------------------------------------------------------------
   Navigation Bar
   -------------------------------------------------------------------------- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 247, 242, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(139, 38, 62, 0.08);
  transition: padding var(--trans-fast), background var(--trans-fast), box-shadow var(--trans-fast);
  padding: 1rem 0;
}

.navbar.scrolled {
  padding: 0.65rem 0;
  box-shadow: var(--shadow-sm);
  background: rgba(250, 247, 242, 0.97);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-link {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--c-cranberry);
  line-height: 1.1;
}

.brand-subtitle {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--c-text-muted);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--c-text);
  padding: 0.5rem 0;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--c-cranberry);
  transition: width var(--trans-fast);
  border-radius: 2px;
}

.nav-link:hover {
  color: var(--c-cranberry);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.snow-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--c-bg-subtle);
  border: 1px solid rgba(139, 38, 62, 0.12);
  color: var(--c-text-muted);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-full);
}

.snow-toggle:hover {
  background: var(--c-cranberry-light);
  color: var(--c-cranberry);
  border-color: var(--c-cranberry-border);
}

.nav-btn-facebook {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: var(--c-cranberry);
  color: var(--c-white);
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--trans-fast);
}

.nav-btn-facebook:hover {
  background: var(--c-cranberry-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(139, 38, 62, 0.25);
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
}

.mobile-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--c-cranberry);
  border-radius: 2px;
  transition: all var(--trans-fast);
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
  padding: 3.5rem 0 4.5rem;
  background: linear-gradient(180deg, rgba(249, 236, 239, 0.45) 0%, rgba(250, 247, 242, 1) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -80px;
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, rgba(192, 138, 62, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.hero-banner-wrapper {
  background: var(--c-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(139, 38, 62, 0.08);
  overflow: hidden;
  margin-bottom: 3rem;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
}

.hero-banner-art {
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
  background: #FFF;
}

.hero-banner-art img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: left center;
}

.hero-banner-content {
  padding: 3rem 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--c-pine-light);
  color: var(--c-pine);
  border: 1px solid rgba(40, 68, 55, 0.15);
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 1.25rem;
  width: fit-content;
}

.hero-author-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  color: var(--c-cranberry);
  line-height: 1.15;
  margin-bottom: 0.75rem;
}

.hero-tagline {
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 2vw, 1.45rem);
  font-weight: 600;
  color: var(--c-text);
  line-height: 1.35;
  margin-bottom: 1rem;
}

.hero-subtagline {
  font-size: 1.05rem;
  color: var(--c-text-muted);
  font-style: italic;
  margin-bottom: 2rem;
}

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

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--c-cranberry);
  color: var(--c-white);
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-full);
  font-size: 1rem;
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(139, 38, 62, 0.25);
  transition: all var(--trans-fast);
}

.btn-primary:hover {
  background: var(--c-cranberry-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(139, 38, 62, 0.35);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--c-bg-subtle);
  color: var(--c-text);
  border: 1px solid rgba(139, 38, 62, 0.15);
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-full);
  font-size: 1rem;
  font-weight: 600;
  transition: all var(--trans-fast);
}

.btn-secondary:hover {
  background: var(--c-cranberry-light);
  color: var(--c-cranberry);
  border-color: var(--c-cranberry-border);
  transform: translateY(-2px);
}

/* Hero Book Showcase Ribbon */
.hero-collection-preview {
  text-align: center;
  margin-top: 2rem;
}

.hero-collection-preview h3 {
  font-family: var(--font-script);
  font-size: 2.2rem;
  color: var(--c-cranberry);
  margin-bottom: 1.5rem;
}

.hero-stack {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.hero-stack-item {
  width: 140px;
  border-radius: var(--radius-sm);
  transition: transform var(--trans-normal), box-shadow var(--trans-normal);
  filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.12));
}

.hero-stack-item:hover {
  transform: translateY(-8px) scale(1.05);
  filter: drop-shadow(0 14px 24px rgba(139, 38, 62, 0.22));
}

/* --------------------------------------------------------------------------
   Section Common Styles
   -------------------------------------------------------------------------- */
.section {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3.5rem;
}

.section-eyebrow {
  display: inline-block;
  font-family: var(--font-script);
  font-size: 1.9rem;
  color: var(--c-gold);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3vw, 2.5rem);
  color: var(--c-cranberry);
  line-height: 1.2;
  margin-bottom: 0.75rem;
}

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

/* --------------------------------------------------------------------------
   Books Showcase Section
   -------------------------------------------------------------------------- */
.books-section {
  background: var(--c-bg);
}

.books-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 3.5rem;
}

.book-card {
  background: var(--c-bg-surface);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(139, 38, 62, 0.08);
  box-shadow: var(--shadow-md);
  padding: 2.5rem;
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 3rem;
  align-items: center;
  transition: transform var(--trans-normal), box-shadow var(--trans-normal);
  position: relative;
  overflow: hidden;
}

.book-card:hover {
  box-shadow: var(--shadow-lg);
}

/* Subtle corner festive flourish */
.book-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 120px;
  height: 120px;
  background: radial-gradient(circle at top right, rgba(139, 38, 62, 0.04), transparent 70%);
  pointer-events: none;
}

/* Book Visuals & Dual View Switcher */
.book-media-col {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.book-cover-stage {
  width: 100%;
  max-width: 320px;
  height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  perspective: 1000px;
  margin-bottom: 1.25rem;
}

.book-display-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s ease-out;
  transform-style: preserve-3d;
}

.book-img {
  max-height: 400px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  border-radius: var(--radius-sm);
  transition: opacity var(--trans-normal), transform var(--trans-normal);
}

.book-img.flat-cover {
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.book-img.mockup-cover {
  filter: drop-shadow(0 12px 20px rgba(0, 0, 0, 0.16));
}

.book-img.is-hidden {
  display: none;
  opacity: 0;
}

/* View Switcher Controls */
.cover-switch-controls {
  display: inline-flex;
  background: var(--c-bg-subtle);
  padding: 4px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(139, 38, 62, 0.1);
  gap: 4px;
}

.switch-btn {
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  color: var(--c-text-muted);
  transition: all var(--trans-fast);
}

.switch-btn:hover {
  color: var(--c-cranberry);
}

.switch-btn.active {
  background: var(--c-cranberry);
  color: var(--c-white);
  box-shadow: 0 2px 6px rgba(139, 38, 62, 0.25);
}

/* Book Content Column */
.book-content-col {
  display: flex;
  flex-direction: column;
}

.book-number-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--c-gold);
  margin-bottom: 0.5rem;
}

.book-title {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 2.2vw, 2.1rem);
  color: var(--c-cranberry);
  line-height: 1.2;
  margin-bottom: 0.25rem;
}

.book-subtitle {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--c-pine);
  margin-bottom: 1.25rem;
}

.book-blurb-short {
  font-size: 1.02rem;
  color: var(--c-text);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.book-actions-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.85rem;
  margin-top: auto;
}

.btn-read-full {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--c-cranberry);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.5rem 0.25rem;
  border-bottom: 1.5px solid transparent;
  transition: all var(--trans-fast);
}

.btn-read-full:hover {
  border-bottom-color: var(--c-cranberry);
  gap: 0.6rem;
}

.btn-retailer {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--c-bg-subtle);
  border: 1px solid rgba(139, 38, 62, 0.15);
  color: var(--c-text);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.6rem 1.15rem;
  border-radius: var(--radius-full);
  transition: all var(--trans-fast);
}

.btn-retailer:hover {
  background: var(--c-cranberry-light);
  border-color: var(--c-cranberry-border);
  color: var(--c-cranberry);
  transform: translateY(-1px);
}

.btn-retailer-primary {
  background: var(--c-cranberry);
  border-color: var(--c-cranberry);
  color: var(--c-white);
  box-shadow: 0 3px 10px rgba(139, 38, 62, 0.2);
}

.btn-retailer-primary:hover {
  background: var(--c-cranberry-hover);
  color: var(--c-white);
}

/* --------------------------------------------------------------------------
   About Cecily Section
   -------------------------------------------------------------------------- */
.about-section {
  background: linear-gradient(180deg, var(--c-bg) 0%, rgba(249, 236, 239, 0.35) 50%, var(--c-bg) 100%);
}

.about-card {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 3.5rem;
  align-items: center;
}

.author-photo-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 4px solid var(--c-white);
}

.author-photo-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.author-content {
  display: flex;
  flex-direction: column;
}

.author-name {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3vw, 2.6rem);
  color: var(--c-cranberry);
  line-height: 1.15;
  margin-bottom: 0.25rem;
}

.author-tagline {
  font-size: 1rem;
  font-weight: 700;
  color: var(--c-gold);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 1.5rem;
}

.author-bio-paragraphs p {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--c-text);
  margin-bottom: 1.25rem;
}

.author-bio-paragraphs p:last-child {
  margin-bottom: 1.75rem;
}

.author-social-callout {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding-top: 0.5rem;
}

/* --------------------------------------------------------------------------
   Facebook Community Section
   -------------------------------------------------------------------------- */
.facebook-section {
  background: var(--c-bg);
}

.facebook-container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.facebook-card {
  background: var(--c-bg-surface);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(139, 38, 62, 0.1);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
}

.facebook-art-col {
  height: 100%;
  min-height: 320px;
  background: var(--c-white);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.facebook-art-col img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: left center;
}

.facebook-info-col {
  padding: 3rem 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.facebook-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: #1877F2;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.75rem;
}

.facebook-title {
  font-family: var(--font-heading);
  font-size: 1.85rem;
  color: var(--c-cranberry);
  line-height: 1.25;
  margin-bottom: 1rem;
}

.facebook-desc {
  font-size: 1rem;
  color: var(--c-text-muted);
  line-height: 1.65;
  margin-bottom: 1.75rem;
}

.btn-facebook-main {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: #1877F2;
  color: var(--c-white);
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-full);
  font-size: 1rem;
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(24, 119, 242, 0.25);
  transition: all var(--trans-fast);
  width: fit-content;
}

.btn-facebook-main:hover {
  background: #1464CC;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(24, 119, 242, 0.35);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
  background: var(--c-white);
  border-top: 1px solid rgba(139, 38, 62, 0.08);
  padding: 3.5rem 0 2.5rem;
  text-align: center;
}

.footer-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.footer-brand {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  color: var(--c-cranberry);
  font-weight: 700;
}

.footer-tagline {
  font-size: 0.95rem;
  color: var(--c-text-muted);
  font-style: italic;
}

.footer-links {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.5rem;
  list-style: none;
}

.footer-links a {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--c-text);
}

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

.snow-toggle-footer {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--c-bg-subtle);
  border: 1px solid rgba(139, 38, 62, 0.15);
  color: var(--c-text-muted);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-full);
  transition: all var(--trans-fast);
}

.snow-toggle-footer:hover {
  background: var(--c-cranberry-light);
  color: var(--c-cranberry);
  border-color: var(--c-cranberry-border);
}

.footer-copy {
  font-size: 0.85rem;
  color: var(--c-text-light);
}

/* --------------------------------------------------------------------------
   Full Blurb Modal Dialog
   -------------------------------------------------------------------------- */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(38, 33, 34, 0.65);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--trans-normal), visibility var(--trans-normal);
}

.modal-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

.modal-window {
  background: var(--c-white);
  border-radius: var(--radius-lg);
  max-width: 680px;
  width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  padding: 2.5rem;
  position: relative;
  box-shadow: var(--shadow-lg);
  transform: translateY(20px) scale(0.97);
  transition: transform var(--trans-normal);
}

.modal-backdrop.is-open .modal-window {
  transform: translateY(0) scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background: var(--c-bg-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--c-text-muted);
  transition: all var(--trans-fast);
}

.modal-close-btn:hover {
  background: var(--c-cranberry-light);
  color: var(--c-cranberry);
}

.modal-eyebrow {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--c-gold);
  margin-bottom: 0.25rem;
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  color: var(--c-cranberry);
  line-height: 1.2;
  margin-bottom: 0.5rem;
}

.modal-subtitle {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--c-pine);
  margin-bottom: 1.5rem;
}

.modal-body {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--c-text);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.modal-footer {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--c-cranberry-border);
  display: flex;
  justify-content: flex-end;
}

/* --------------------------------------------------------------------------
   Scroll Animation Classes (IntersectionObserver)
   -------------------------------------------------------------------------- */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--trans-slow), transform var(--trans-slow);
  will-change: opacity, transform;
}

.reveal-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delay helpers */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

/* --------------------------------------------------------------------------
   Responsive Media Queries
   -------------------------------------------------------------------------- */
@media (max-width: 992px) {
  .hero-banner-wrapper {
    grid-template-columns: 1fr;
  }

  .hero-banner-art {
    max-height: 320px;
  }

  .book-card {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 2rem;
  }

  .book-media-col {
    order: -1;
  }

  .book-cover-stage {
    height: 360px;
  }

  .about-card {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    text-align: center;
  }

  .author-photo-wrapper {
    max-width: 320px;
    margin: 0 auto;
  }

  .author-social-callout {
    justify-content: center;
  }

  .facebook-card {
    grid-template-columns: 1fr;
  }

  .facebook-art-col {
    min-height: 240px;
  }
}

@media (max-width: 768px) {
  .mobile-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: var(--c-bg);
    flex-direction: column;
    align-items: flex-start;
    padding: 1.5rem 2rem;
    gap: 1.25rem;
    box-shadow: var(--shadow-md);
    border-bottom: 1px solid rgba(139, 38, 62, 0.1);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--trans-normal);
  }

  .nav-menu.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-actions .nav-btn-facebook {
    display: none;
  }

  .hero-banner-content {
    padding: 2rem 1.5rem;
  }

  .book-card {
    padding: 1.5rem;
  }

  .facebook-info-col {
    padding: 2rem 1.5rem;
  }

  .modal-window {
    padding: 1.75rem;
  }
}

/* --------------------------------------------------------------------------
   Reduced Motion Accessibility
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal-on-scroll {
    opacity: 1 !important;
    transform: none !important;
  }

  #snow-canvas {
    display: none !important;
  }
}