/* ==========================================================================
   Big Sapling Publishing - Modern Design System
   ========================================================================== */

/* Web Fonts - Century Schoolbook (Official Brand Font) */
@font-face {
  font-family: "Century Schoolbook";
  src: url("../fonts/CENSCBK.TTF") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Century Schoolbook";
  src: url("../fonts/SCHLBKB.TTF") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Century Schoolbook";
  src: url("../fonts/SCHLBKI.TTF") format("truetype");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: "Century Schoolbook";
  src: url("../fonts/SCHLBKBI.TTF") format("truetype");
  font-weight: 700;
  font-style: italic;
  font-display: swap;
}

/* Book Font: Gill Sans Infant */
@font-face {
  font-family: "Gill Sans Infant";
  src: url("../fonts/GillSansInfantStd.otf") format("opentype");
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

:root {
  /* Brand Colors */
  --primary: #15803d;        /* Deep Forest Green */
  --primary-hover: #166534;  /* Darker Green */
  --primary-light: #dcfce7;  /* Soft Green Tint */
  --accent: #22c55e;         /* Vibrant Sapling Leaf */
  --accent-gold: #d97706;    /* Fantasy Amber Accent */
  --accent-gold-light: #fef3c7;
  
  /* Neutrals */
  --slate-900: #0f172a;      /* Primary text */
  --slate-800: #1e293b;
  --slate-700: #334155;      /* Headings / Dark Cards */
  --slate-600: #475569;      /* Body text */
  --slate-500: #64748b;      /* Muted text */
  --slate-400: #94a3b8;
  --slate-200: #e2e8f0;      /* Borders */
  --slate-100: #f1f5f9;      /* Card backgrounds */
  --slate-50:  #f8fafc;      /* Page background tints */
  --white:     #ffffff;

  /* Typography */
  --font-brand: "Century Schoolbook", "New Century Schoolbook", "TeX Gyre Schola", Georgia, serif;
  --font-serif: "Century Schoolbook", "New Century Schoolbook", "TeX Gyre Schola", Georgia, serif;
  --font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", Menlo, Monaco, Consolas, monospace;

  /* Spacing & Sizing */
  --container-max: 1200px;
  --header-height: 80px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-book: 0 20px 25px -5px rgb(0 0 0 / 0.2), 0 8px 10px -6px rgb(0 0 0 / 0.15);
  --shadow-glow: 0 0 25px rgba(34, 197, 94, 0.2);

  /* Transitions */
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  color: var(--slate-700);
  background-color: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--primary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--primary-hover);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--slate-900);
  line-height: 1.25;
  font-weight: 700;
}

p {
  margin-bottom: 1.25rem;
}

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

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--slate-200);
  height: var(--header-height);
  display: flex;
  align-items: center;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.brand-logo {
  height: 52px;
  width: auto;
  object-fit: contain;
}

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

.brand-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--slate-900);
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.brand-tagline {
  font-family: var(--font-brand);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.48em;
  margin-right: -0.48em;
  color: var(--primary);
}

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

.nav-link {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--slate-700);
  padding: 0.5rem 0;
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--primary);
  border-radius: var(--radius-full);
}

.nav-cta {
  display: inline-block;
  text-align: center;
  line-height: 1.25;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
  background-color: var(--primary);
  color: var(--white) !important;
  padding: 0.55rem 1.25rem !important;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  border: 2px solid transparent;
  transition: var(--transition);
}

.nav-cta:hover {
  background-color: var(--primary-hover);
  color: var(--white) !important;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* On Contact page: no underline, but a distinct gold glowing shadow ring */
.nav-cta.active::after {
  display: none !important;
}

.nav-cta.active {
  background-color: var(--primary-hover);
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.4), var(--shadow-md);
}

/* Mobile Nav Toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--slate-800);
}

.nav-toggle svg {
  width: 26px;
  height: 26px;
}

/* ==========================================================================
   Buttons & Badges
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--white);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  color: var(--white);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: var(--white);
  color: var(--slate-800);
  border-color: var(--slate-200);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background-color: var(--slate-50);
  border-color: var(--slate-300);
  color: var(--slate-900);
  transform: translateY(-1px);
}

.btn-dark {
  background-color: var(--slate-900);
  color: var(--white);
}

.btn-dark:hover {
  background-color: var(--slate-800);
  color: var(--white);
  transform: translateY(-1px);
}

.btn-accent {
  background-color: var(--accent-gold);
  color: var(--white);
}

.btn-accent:hover {
  background-color: #b45309;
  color: var(--white);
  transform: translateY(-1px);
}

.btn-sm {
  padding: 0.45rem 0.9rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 0.9rem 1.85rem;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-full);
}

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

.badge-gold {
  background-color: var(--accent-gold-light);
  color: #92400e;
}

.badge-blue {
  background-color: #dbeafe;
  color: #1e40af;
}

.badge-dark {
  background-color: var(--slate-800);
  color: var(--slate-100);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  position: relative;
  padding: 4.5rem 0 3.5rem;
  background: linear-gradient(180deg, var(--slate-50) 0%, var(--white) 100%);
  border-bottom: 1px solid var(--slate-200);
  overflow: hidden;
}

.hero-content {
  text-align: center;
  max-width: 840px;
  margin: 0 auto;
}

.hero-motto {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-style: italic;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 1.25rem;
  letter-spacing: 0.02em;
}

.hero-title {
  font-size: 3.25rem;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  color: var(--slate-900);
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--slate-600);
  margin-bottom: 2.25rem;
  line-height: 1.7;
}

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

/* ==========================================================================
   Dual Showcase Section (Home)
   ========================================================================== */
.section {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3.5rem;
}

.section-subtitle {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: 2.35rem;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--slate-600);
}

.showcase-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
}

.showcase-card {
  background-color: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  position: relative;
}

.showcase-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.showcase-card.featured-fantasy {
  border-color: #cbd5e1;
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.showcase-card.featured-fantasy:hover {
  border-color: var(--accent-gold);
  box-shadow: 0 14px 28px -4px rgba(217, 119, 6, 0.25), 0 4px 8px -2px rgba(0, 0, 0, 0.08);
}

.card-cover-wrap {
  background-color: var(--slate-100);
  padding: 2.5rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.card-cover-wrap.fantasy-bg {
  background: radial-gradient(circle at center, #1e1b4b 0%, #0f172a 100%);
}

.card-cover-wrap.kids-bg {
  background: radial-gradient(circle at center, #dcfce7 0%, #bbf7d0 100%);
}

.book-cover-img {
  width: auto;
  max-height: 380px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-book);
  transition: transform 0.3s ease;
}

.showcase-card:hover .book-cover-img {
  transform: scale(1.02);
}

.card-body {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-tags {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.card-series {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-gold);
  margin-bottom: 0.35rem;
}

.card-title {
  font-size: 1.65rem;
  margin-bottom: 0.5rem;
  color: var(--slate-900);
}

.card-author {
  font-size: 0.95rem;
  color: var(--slate-500);
  margin-bottom: 1.25rem;
}

.card-synopsis {
  font-size: 0.98rem;
  color: var(--slate-600);
  line-height: 1.65;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--slate-200);
  flex-wrap: wrap;
}

.card-status {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--slate-700);
}

/* Card Actions Cluster & Companion Launch Buttons */
.card-actions-cluster {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.45rem;
}

.btn-companion {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 0.38rem 0.85rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  border: 1.5px solid transparent;
}

.btn-companion.btn-kids-sub {
  color: var(--primary);
  background: #dcfce7;
  border-color: #86efac;
}

.btn-companion.btn-kids-sub:hover {
  background: #bbf7d0;
  border-color: var(--primary);
  color: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(21, 128, 61, 0.15);
}

.btn-companion.btn-fantasy-sub {
  color: #92400e;
  background: #fef3c7;
  border-color: #fde68a;
}

.btn-companion.btn-fantasy-sub:hover {
  background: #fde68a;
  border-color: #d97706;
  color: #78350f;
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(217, 119, 6, 0.15);
}

/* ==========================================================================
   Book Companion Modal Dialogs (Popups)
   ========================================================================== */
.book-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  overflow-y: auto;
}

.book-modal-overlay.open {
  display: flex !important;
}

.book-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  animation: modalFadeBackdrop 0.22s ease-out;
}

.book-modal-dialog {
  position: relative;
  width: 100%;
  max-width: 560px;
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35), 0 10px 20px -5px rgba(0, 0, 0, 0.15);
  padding: 2.25rem;
  z-index: 10000;
  animation: modalPopIn 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  max-height: calc(100vh - 3rem);
  overflow-y: auto;
}

@keyframes modalFadeBackdrop {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes modalPopIn {
  from {
    opacity: 0;
    transform: scale(0.94) translateY(16px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.book-modal-close {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--slate-200);
  background: var(--slate-50);
  color: var(--slate-600);
  font-size: 1.5rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.book-modal-close:hover {
  background: var(--slate-200);
  color: var(--slate-900);
  transform: rotate(90deg);
}

.book-modal-header {
  margin-bottom: 1.5rem;
  padding-right: 2.5rem;
}

.modal-badge-row {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.book-modal-title {
  font-family: var(--font-brand);
  font-size: 1.75rem;
  color: var(--slate-900);
  margin-bottom: 0.35rem;
}

.book-modal-subtitle {
  font-size: 0.98rem;
  color: var(--slate-600);
  line-height: 1.5;
  margin: 0;
}

/* Featured Playable Game Card */
.modal-game-card {
  background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
  border: 2px solid #86efac;
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  position: relative;
  box-shadow: 0 4px 14px rgba(21, 128, 61, 0.12);
}

.modal-game-badge {
  position: absolute;
  top: -11px;
  right: 1.25rem;
  background: var(--primary);
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

.modal-game-content {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  margin-bottom: 1.25rem;
}

.modal-game-icon {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-lg);
  background: var(--white);
  border: 1px solid #86efac;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.1rem;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.modal-game-name {
  font-size: 1.35rem;
  font-family: var(--font-brand);
  color: var(--primary-hover);
  margin-bottom: 0.4rem;
}

.modal-game-desc {
  font-size: 0.92rem;
  color: var(--slate-700);
  line-height: 1.55;
  margin-bottom: 0.85rem;
}

.modal-game-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.modal-game-tags span {
  font-size: 0.74rem;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid #86efac;
  color: #14532d;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-full);
}

.modal-upcoming-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.modal-upcoming-grid.single-col {
  grid-template-columns: 1fr;
}

.modal-mini-card {
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: 1rem;
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
}

.modal-mini-card.highlight-fantasy {
  background: #fffbeb;
  border-color: #fde68a;
}

.mini-icon {
  font-size: 1.6rem;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.modal-mini-card h5 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 0.25rem;
}

.badge-mini {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.12rem 0.5rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.4rem;
}

.badge-soon {
  background: var(--slate-200);
  color: var(--slate-600);
}

.badge-preview {
  background: #fef3c7;
  color: #92400e;
  border: 1px solid #fde68a;
}

.modal-mini-card p {
  font-size: 0.82rem;
  color: var(--slate-600);
  line-height: 1.45;
  margin: 0;
}

.book-modal-footer {
  display: flex;
  justify-content: flex-end;
  padding-top: 1.25rem;
  border-top: 1px solid var(--slate-100);
}

@media (max-width: 640px) {
  .modal-upcoming-grid {
    grid-template-columns: 1fr;
  }
  .book-modal-dialog {
    padding: 1.5rem 1.25rem;
  }
}

/* ==========================================================================
   Story Spotlight (Home)
   ========================================================================== */
.story-spotlight {
  background-color: var(--slate-50);
  border-top: 1px solid var(--slate-200);
  border-bottom: 1px solid var(--slate-200);
}

.story-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3.5rem;
  align-items: center;
}

.story-image-wrap {
  position: relative;
  text-align: center;
}

.story-logo-img {
  max-width: 320px;
  margin: 0 auto;
  background-color: var(--white);
  padding: 2rem;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--slate-200);
}

.story-content h2 {
  font-size: 2.25rem;
  margin-bottom: 1.25rem;
}

.story-lead {
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--slate-800);
  margin-bottom: 1.25rem;
  line-height: 1.7;
}

.story-quote {
  border-left: 4px solid var(--primary);
  padding-left: 1.25rem;
  font-style: italic;
  color: var(--slate-700);
  margin: 1.5rem 0;
}

/* ==========================================================================
   Catalog Page Layout
   ========================================================================== */
.page-header {
  padding: 3.5rem 0;
  background: linear-gradient(180deg, var(--slate-50) 0%, var(--white) 100%);
  border-bottom: 1px solid var(--slate-200);
  text-align: center;
}

.page-title {
  font-size: 2.75rem;
  margin-bottom: 0.75rem;
}

.page-desc {
  font-size: 1.15rem;
  color: var(--slate-600);
  max-width: 650px;
  margin: 0 auto;
}

.filter-bar {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin: 2.5rem 0 3rem;
  flex-wrap: wrap;
}

.filter-btn {
  background-color: var(--white);
  border: 1px solid var(--slate-200);
  color: var(--slate-700);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.55rem 1.25rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  background-color: var(--primary);
  color: var(--white);
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

/* ==========================================================================
   Book Detail Page Layout
   ========================================================================== */
.book-detail-hero {
  padding: 4rem 0;
}

.book-detail-grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 4rem;
  align-items: start;
}

.book-cover-stage {
  position: sticky;
  top: calc(var(--header-height) + 2rem);
  text-align: center;
}

.detail-cover-img {
  width: 100%;
  max-width: 380px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-book);
}

.book-info-header {
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--slate-200);
  padding-bottom: 2rem;
}

.book-meta-series {
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-gold);
  margin-bottom: 0.5rem;
}

.book-detail-title {
  font-size: 2.85rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.book-detail-author {
  font-size: 1.15rem;
  color: var(--slate-600);
}

.book-detail-author a {
  color: var(--slate-900);
  font-weight: 600;
  text-decoration: underline;
}

.book-quick-specs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
  background-color: var(--slate-50);
  padding: 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--slate-200);
}

.spec-item {
  display: flex;
  flex-direction: column;
}

.spec-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--slate-500);
  font-weight: 700;
}

.spec-value {
  font-size: 0.95rem;
  color: var(--slate-900);
  font-weight: 600;
}

.synopsis-block {
  margin-bottom: 2.5rem;
}

.synopsis-block h3 {
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

.synopsis-block p {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--slate-700);
}

/* Buy Action Card */
.buy-card {
  background-color: var(--slate-50);
  border: 2px solid var(--slate-200);
  border-radius: var(--radius-xl);
  padding: 2rem;
  margin-bottom: 2.5rem;
}

.buy-card-header {
  margin-bottom: 1.5rem;
}

.buy-card-title {
  font-size: 1.35rem;
  margin-bottom: 0.35rem;
}

.buy-card-desc {
  font-size: 0.92rem;
  color: var(--slate-600);
}

.buy-buttons-grid {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.btn-direct {
  background-color: var(--primary);
  color: var(--white);
  padding: 1rem 1.5rem;
  font-size: 1.05rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.btn-direct:hover {
  background-color: var(--primary-hover);
  color: var(--white);
  box-shadow: var(--shadow-md);
}

.direct-tag {
  background-color: rgba(255, 255, 255, 0.25);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.retailers-row {
  display: flex;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.retailers-row .btn,
.retailers-row .btn-direct {
  flex: 1;
  min-width: 200px;
}

/* Companion Subsite Teaser Callout */
.companion-teaser {
  border-radius: var(--radius-xl);
  padding: 2rem;
  display: flex;
  align-items: center;
  gap: 1.75rem;
  position: relative;
  overflow: hidden;
}

.companion-teaser.fantasy {
  background: linear-gradient(135deg, #1e1b4b 0%, #0f172a 100%);
  color: var(--white);
  border: 1px solid #312e81;
}

.companion-teaser.kids {
  background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
  color: var(--slate-900);
  border: 1px solid #86efac;
}

.companion-icon {
  font-size: 2.75rem;
  line-height: 1;
  flex-shrink: 0;
}

.companion-text h4 {
  font-size: 1.25rem;
  margin-bottom: 0.35rem;
  color: inherit;
}

.companion-teaser.fantasy p {
  color: #cbd5e1;
  font-size: 0.92rem;
  margin-bottom: 0;
}

.companion-teaser.kids p {
  color: var(--slate-700);
  font-size: 0.92rem;
  margin-bottom: 0;
}

/* ==========================================================================
   About Us & Author Pages
   ========================================================================== */
.editorial-content {
  max-width: 780px;
  margin: 0 auto;
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--slate-700);
}

.editorial-content h2 {
  font-size: 1.85rem;
  margin: 2.5rem 0 1rem;
}

.editorial-content h3 {
  font-size: 1.4rem;
  margin: 2rem 0 0.75rem;
}

.author-profile-card {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 3rem;
  align-items: center;
  background-color: var(--slate-50);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-xl);
  padding: 3rem;
  margin-bottom: 3.5rem;
}

.author-avatar-placeholder {
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: linear-gradient(135deg, #dcfce7 0%, #86efac 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  box-shadow: var(--shadow-md);
  border: 4px solid var(--white);
}

.author-initials {
  font-family: var(--font-serif);
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--primary);
}

.author-header-info h2 {
  font-size: 2.25rem;
  margin-bottom: 0.5rem;
}

.author-role {
  font-size: 1rem;
  color: var(--primary);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1.25rem;
}

/* ==========================================================================
   Contact Page
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  max-width: 950px;
  margin: 0 auto;
}

.contact-card {
  background-color: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.contact-card-icon {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-lg);
  background-color: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
}

.contact-card-title {
  font-size: 1.45rem;
  margin-bottom: 0.75rem;
}

.email-display {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary);
  word-break: break-all;
  margin: 1rem 0 1.5rem;
}

.social-links-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-top: 1rem;
}

.social-link-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 1rem;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  color: var(--slate-800);
  font-weight: 600;
}

.social-link-item:hover {
  background-color: var(--slate-50);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateX(4px);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background-color: var(--slate-900);
  color: var(--slate-400);
  padding: 4rem 0 2rem;
  margin-top: 5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 1.25rem;
}

.footer-logo {
  height: 48px;
  width: auto;
  background-color: var(--white);
  padding: 4px;
  border-radius: var(--radius-sm);
}

.footer-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--white);
}

.footer-desc {
  font-size: 0.92rem;
  line-height: 1.65;
  margin-bottom: 1.5rem;
  max-width: 420px;
}

.footer-col-title {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1.25rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-links a {
  color: var(--slate-400);
  font-size: 0.92rem;
}

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

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--slate-800);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 992px) {
  .nav-menu {
    gap: 1rem;
  }
  .nav-link {
    font-size: 0.9rem;
  }
  .nav-cta {
    padding: 0.5rem 1rem !important;
    font-size: 0.9rem;
  }
  .hero-title {
    font-size: 2.65rem;
  }
  .showcase-grid {
    grid-template-columns: 1fr;
    max-width: 620px;
    margin: 0 auto;
  }
  .story-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2.5rem;
  }
  .story-quote {
    border-left: none;
    border-top: 2px solid var(--primary);
    padding-left: 0;
    padding-top: 1rem;
  }
  .book-detail-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .book-cover-stage {
    position: static;
  }
  .author-profile-card {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 2rem;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 860px) {
  .nav-toggle {
    display: block;
  }
  .nav-menu {
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background-color: var(--white);
    border-bottom: 1px solid var(--slate-200);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1.25rem;
    box-shadow: var(--shadow-lg);
    display: none;
  }
  .nav-menu.open {
    display: flex;
  }
  .nav-menu li {
    width: 100%;
  }
  .nav-menu .nav-link {
    display: block;
    padding: 0.5rem 0;
  }
  .nav-menu .nav-cta {
    display: inline-block;
    text-align: center;
    padding: 0.65rem 1.5rem !important;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.15rem;
  }
  .hero-subtitle {
    font-size: 1.05rem;
  }
  .book-detail-title {
    font-size: 2.15rem;
  }
}

/* ==========================================================================
   Games Division & Gravity Blast
   ========================================================================== */
.games-hero-banner {
  width: 100%;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--slate-200);
  background: #0b0f19;
  margin-bottom: 2.5rem;
}

.games-hero-banner img {
  width: 100%;
  height: auto;
  display: block;
}

.games-feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin: 2.5rem 0;
}

.games-feature-card {
  background-color: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.games-feature-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.games-feature-icon {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.games-feature-title {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  color: var(--slate-900);
}

.games-feature-desc {
  font-size: 0.95rem;
  color: var(--slate-600);
  line-height: 1.6;
}