/* ==========================================================================
   GERMAIN D. MANÉ — SITE OFFICIEL D'AUTEUR
   Design Minimaliste, Éditorial et Haut de Gamme
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400;1,600&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

:root {
  /* Color Palette — Light Mode (Warm Parchment) */
  --bg-primary: #FAF8F5;
  --bg-surface: #FFFFFF;
  --bg-card: #F4F0EA;
  --bg-subtle: #EFEBE4;
  --bg-header: rgba(250, 248, 245, 0.94);
  
  --text-primary: #1C1B18;
  --text-secondary: #524F49;
  --text-muted: #827E75;
  
  --accent-gold: #A88346;
  --accent-gold-hover: #8D6B33;
  --accent-gold-light: rgba(168, 131, 70, 0.1);
  --accent-gold-border: rgba(168, 131, 70, 0.25);
  
  --border-color: #E8E3DA;
  --border-dark: #D4CEBF;
  
  --shadow-soft: 0 12px 35px -10px rgba(28, 27, 24, 0.06);
  --shadow-book: 0 20px 45px -15px rgba(28, 27, 24, 0.25);
  
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  
  --article-multiplier: 1;
  --header-height: 80px;
  --transition-smooth: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="dark"] {
  /* Color Palette — Dark Mode (Deep Obsidian) */
  --bg-primary: #121211;
  --bg-surface: #1A1A18;
  --bg-card: #22221F;
  --bg-subtle: #2A2A26;
  --bg-header: rgba(18, 18, 17, 0.94);
  
  --text-primary: #ECEAE5;
  --text-secondary: #ACA89F;
  --text-muted: #78756D;
  
  --accent-gold: #D4B275;
  --accent-gold-hover: #E5C68D;
  --accent-gold-light: rgba(212, 178, 117, 0.12);
  --accent-gold-border: rgba(212, 178, 117, 0.3);
  
  --border-color: #2C2B27;
  --border-dark: #3E3C36;
  
  --shadow-soft: 0 12px 35px -10px rgba(0, 0, 0, 0.5);
  --shadow-book: 0 20px 45px -15px rgba(0, 0, 0, 0.7);
}

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

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.4s ease, color 0.4s ease;
  overflow-x: hidden;
}

/* Reading Progress Bar */
.reading-progress-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: transparent;
  z-index: 1000;
}

.reading-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-gold), #E2C088);
  width: 0%;
  transition: width 0.1s ease-out;
}

/* Typography Standards */
h1, h2, h3, h4, .font-serif {
  font-family: var(--font-serif);
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

p {
  color: var(--text-secondary);
  font-weight: 400;
}

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

button {
  font-family: var(--font-sans);
  cursor: pointer;
  border: none;
  outline: none;
  background: none;
}

/* Container */
.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 2rem;
}

.container-narrow {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Header & Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background: var(--bg-header);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  z-index: 900;
  transition: var(--transition-smooth);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-monogram {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--accent-gold);
  letter-spacing: 0.05em;
  border: 1px solid var(--accent-gold-border);
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--accent-gold-light);
}

.brand-name {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text-primary);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2.2rem;
  list-style: none;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.03em;
  position: relative;
  padding: 0.4rem 0;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 1.5px;
  background-color: var(--accent-gold);
  transition: var(--transition-smooth);
}

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

/* Action Controls (Controls for Font Size & Theme) */
.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.font-size-controls {
  display: flex;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 2px 6px;
}

.font-btn {
  font-family: var(--font-serif);
  font-weight: 600;
  color: var(--text-secondary);
  padding: 2px 8px;
  font-size: 0.85rem;
  border-radius: 12px;
  transition: var(--transition-smooth);
}

.font-btn:hover {
  color: var(--text-primary);
  background: var(--accent-gold-light);
}

.theme-toggle-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
}

.theme-toggle-btn:hover {
  color: var(--accent-gold);
  border-color: var(--accent-gold-border);
}

.mobile-nav-toggle {
  display: none;
  font-size: 1.4rem;
  color: var(--text-primary);
}

/* Page Views System */
.view-section {
  display: none;
  padding-top: calc(var(--header-height) + 3rem);
  padding-bottom: 5rem;
  min-height: 85vh;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.view-section.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* Hero Section (Accueil) */
.hero-section {
  text-align: center;
  padding: 4rem 0 6rem 0;
}

.hero-quote-card {
  position: relative;
  max-width: 860px;
  margin: 0 auto;
  padding: 4rem 3.5rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  box-shadow: var(--shadow-soft);
}

.hero-quote-mark {
  font-family: var(--font-serif);
  font-size: 5rem;
  line-height: 1;
  color: var(--accent-gold);
  opacity: 0.35;
  margin-bottom: -1.5rem;
}

.hero-quote-text {
  font-family: var(--font-serif);
  font-size: 2.1rem;
  line-height: 1.5;
  font-style: italic;
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: 2rem;
}

.hero-quote-author {
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.hero-quote-author::before, .hero-quote-author::after {
  content: '';
  width: 40px;
  height: 1px;
  background-color: var(--accent-gold-border);
}

/* Presentation Section */
.author-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 4rem;
  align-items: center;
  margin: 5rem 0;
  padding: 3.5rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 16px;
}

.author-portrait-box {
  position: relative;
  text-align: center;
}

.author-portrait-frame {
  width: 100%;
  max-width: 320px;
  aspect-ratio: 4/5;
  margin: 0 auto;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--bg-card), var(--bg-subtle));
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
}

.author-portrait-frame::before {
  content: '';
  position: absolute;
  inset: 12px;
  border: 1px solid var(--accent-gold-border);
  border-radius: 8px;
  pointer-events: none;
}

.author-monogram-large {
  font-family: var(--font-serif);
  font-size: 4rem;
  font-weight: 300;
  color: var(--accent-gold);
  margin-bottom: 0.5rem;
}

.author-name-title {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--text-primary);
}

.author-tagline {
  font-size: 0.85rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 0.4rem;
}

.section-label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-gold);
  margin-bottom: 0.75rem;
  display: block;
}

.section-heading {
  font-size: 2.5rem;
  line-height: 1.25;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.text-editorial {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--text-secondary);
  margin-bottom: 1.2rem;
}

/* Featured Book Section */
.featured-book-banner {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 4rem;
  margin: 5rem 0;
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 4rem;
  align-items: center;
  box-shadow: var(--shadow-soft);
}

.book-cover-wrapper {
  position: relative;
  text-align: center;
}

.book-cover-img {
  width: 100%;
  max-width: 280px;
  border-radius: 8px;
  box-shadow: var(--shadow-book);
  transition: transform 0.4s ease;
}

.book-cover-img:hover {
  transform: translateY(-6px) rotate(-1deg);
}

.book-edition-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--accent-gold-light);
  color: var(--accent-gold);
  border: 1px solid var(--accent-gold-border);
  padding: 0.35rem 0.85rem;
  border-radius: 20px;
  margin-bottom: 1rem;
}

.book-title-large {
  font-family: var(--font-serif);
  font-size: 3rem;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.book-subtitle {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-style: italic;
  color: var(--accent-gold);
  margin-bottom: 1.5rem;
}

.book-features-list {
  list-style: none;
  margin: 1.8rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.book-feature-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.book-feature-bullet {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-gold);
}

.btn-group {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--text-primary);
  color: var(--bg-primary);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.9rem 1.8rem;
  border-radius: 30px;
  transition: var(--transition-smooth);
}

.btn-primary:hover {
  background: var(--accent-gold);
  color: #FFFFFF;
  transform: translateY(-2px);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-dark);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.9rem 1.8rem;
  border-radius: 30px;
  transition: var(--transition-smooth);
}

.btn-secondary:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
  background: var(--accent-gold-light);
}

/* Page L'Œuvre (Detailed Book Page) */
.book-detail-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 4rem auto;
}

.book-detail-grid {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 4rem;
  align-items: start;
}

.book-buy-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2rem;
  box-shadow: var(--shadow-soft);
  position: sticky;
  top: calc(var(--header-height) + 2rem);
}

.buy-option-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-color);
}

.buy-option-item:last-child {
  border-bottom: none;
}

.buy-platform-name {
  font-weight: 600;
  font-size: 0.95rem;
}

.buy-format-tag {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.theme-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.8rem;
  margin: 3rem 0;
}

.theme-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 2rem;
  transition: var(--transition-smooth);
}

.theme-card:hover {
  border-color: var(--accent-gold-border);
  box-shadow: var(--shadow-soft);
}

.theme-card-num {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  color: var(--accent-gold);
  opacity: 0.7;
  margin-bottom: 0.5rem;
}

.theme-card-title {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

/* Extracts Carousel / Quote Selector */
.extract-quote-box {
  background: var(--bg-card);
  border-left: 3px solid var(--accent-gold);
  border-radius: 0 12px 12px 0;
  padding: 2.5rem;
  margin: 2.5rem 0;
}

.extract-text {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-style: italic;
  line-height: 1.6;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.extract-meta {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-gold);
}

/* Page Articles / Essais */
.article-reader-container {
  font-size: calc(1.05rem * var(--article-multiplier));
}

.article-header {
  text-align: center;
  margin-bottom: 3.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--border-color);
}

.article-category {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-gold);
  margin-bottom: 1rem;
}

.article-title-main {
  font-family: var(--font-serif);
  font-size: 3rem;
  line-height: 1.2;
  margin-bottom: 1.2rem;
  color: var(--text-primary);
}

.article-subtitle {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-style: italic;
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto 1.8rem auto;
}

.article-meta-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.article-body p {
  font-size: calc(1.08rem * var(--article-multiplier));
  line-height: 1.9;
  margin-bottom: 1.8rem;
  color: var(--text-secondary);
}

.article-body .drop-cap::first-letter {
  font-family: var(--font-serif);
  font-size: 4.2rem;
  line-height: 0.85;
  float: left;
  margin-right: 0.75rem;
  margin-top: 0.2rem;
  color: var(--accent-gold);
  font-weight: 600;
}

.article-section-heading {
  font-family: var(--font-serif);
  font-size: calc(2rem * var(--article-multiplier));
  line-height: 1.3;
  margin: 3.5rem 0 1.5rem 0;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.5rem;
}

/* Surah Quote Highlight Box */
.sacred-quote-box {
  background: var(--bg-card);
  border: 1px solid var(--accent-gold-border);
  border-radius: 16px;
  padding: 2.5rem;
  margin: 3rem 0;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-soft);
}

.sacred-quote-box::before {
  content: '✦';
  font-size: 1.2rem;
  color: var(--accent-gold);
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-card);
  padding: 0 10px;
}

.arabic-text {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  line-height: 1.8;
  color: var(--accent-gold);
  margin-bottom: 1.2rem;
}

.sacred-french-translation {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-style: italic;
  line-height: 1.6;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.sacred-source {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* Upcoming Articles Grid */
.articles-archive-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.article-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2.2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition-smooth);
}

.article-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-gold-border);
  box-shadow: var(--shadow-soft);
}

.article-card.upcoming {
  opacity: 0.8;
  background: var(--bg-card);
}

.badge-upcoming {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--bg-subtle);
  color: var(--text-muted);
  padding: 0.25rem 0.7rem;
  border-radius: 12px;
  margin-bottom: 1rem;
  align-self: flex-start;
}

.article-card-title {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  line-height: 1.3;
  margin-bottom: 0.8rem;
  color: var(--text-primary);
}

.article-card-excerpt {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

/* Contact Page */
.contact-section-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: start;
}

.contact-info-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 3rem;
}

.contact-link-item {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  padding: 1.2rem 0;
  border-bottom: 1px solid var(--border-color);
}

.contact-link-item:last-child {
  border-bottom: none;
}

.contact-icon-box {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--accent-gold-light);
  border: 1px solid var(--accent-gold-border);
  color: var(--accent-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.form-input, .form-textarea {
  width: 100%;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 0.9rem 1.2rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--text-primary);
  transition: var(--transition-smooth);
}

.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 3px var(--accent-gold-light);
}

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

.form-success-message {
  display: none;
  background: var(--accent-gold-light);
  border: 1px solid var(--accent-gold-border);
  color: var(--text-primary);
  padding: 1.2rem;
  border-radius: 12px;
  margin-top: 1rem;
  text-align: center;
  font-size: 0.95rem;
}

/* Footer */
.footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  padding: 4rem 0 3rem 0;
  margin-top: 6rem;
  text-align: center;
}

.footer-monogram {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--accent-gold);
  margin-bottom: 1rem;
}

.footer-quote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 500px;
  margin: 0 auto 2rem auto;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  list-style: none;
  margin-bottom: 2rem;
}

.footer-link-a {
  font-size: 0.85rem;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
}

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

.copyright-text {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Responsive Media Queries */
@media (max-width: 900px) {
  .nav-menu {
    display: none;
  }
  
  .mobile-nav-toggle {
    display: block;
  }
  
  .featured-book-banner, .author-intro-grid, .book-detail-grid, .contact-section-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    padding: 2.5rem 1.5rem;
  }
  
  .hero-quote-text {
    font-size: 1.6rem;
  }
  
  .book-title-large {
    font-size: 2.2rem;
  }
  
  .article-title-main {
    font-size: 2.2rem;
  }
}