/* ============================================================
   Le Tour du monde en 80 jours — Podcast Littéraire
   Palette inspirée de l'illustration : verts jungle, ocres,
   brun chaud, ivoire, rouge-orangé
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&family=Lora:ital,wght@0,400;0,600;1,400&family=Source+Sans+3:wght@300;400;600&display=swap');

/* ---- Variables ---- */
:root {
  --color-jungle:    #2d5a27;   /* vert profond */
  --color-leaf:      #4a7c3f;   /* vert feuille */
  --color-leaf-light:#6aab5e;   /* vert clair */
  --color-ochre:     #c8902a;   /* ocre doré */
  --color-rust:      #b84c1a;   /* rouge-brun */
  --color-ivory:     #f5f0e8;   /* ivoire clair */
  --color-parchment: #ede4d0;   /* parchemin */
  --color-dark:      #1a2e18;   /* vert très sombre */
  --color-text:      #2c2c2c;
  --color-muted:     #6b6b6b;
  --color-white:     #ffffff;
  --color-card-bg:   #ffffff;
  --color-border:    #d4c9b0;

  --font-title:  'Playfair Display', Georgia, serif;
  --font-body:   'Lora', Georgia, serif;
  --font-ui:     'Source Sans 3', Arial, sans-serif;

  --shadow-sm:   0 2px 8px rgba(0,0,0,0.08);
  --shadow-md:   0 4px 20px rgba(0,0,0,0.12);
  --shadow-lg:   0 8px 40px rgba(0,0,0,0.18);
  --radius:      10px;
  --radius-lg:   18px;
  --transition:  0.25s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--color-text);
  background: var(--color-ivory);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-text-size-adjust: 100%;
}

/* ---- Typography ---- */
h1, h2, h3, h4 {
  font-family: var(--font-title);
  line-height: 1.25;
  color: var(--color-dark);
}

h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 700; }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); font-weight: 600; margin-bottom: 1rem; }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); font-weight: 600; margin-bottom: 0.6rem; }

p { margin-bottom: 1rem; }
a { color: var(--color-jungle); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-ochre); }

ul, ol { padding-left: 1.5rem; margin-bottom: 1rem; }
li { margin-bottom: 0.35rem; }

strong { font-weight: 600; color: var(--color-dark); }

/* ---- Header ---- */
#site-header {
  background: var(--color-dark);
  color: var(--color-white);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 56px;
  gap: 1rem;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 0;
  flex-shrink: 0;
  font-family: var(--font-ui);
  font-size: 0.95rem;
  white-space: nowrap;
}

.header-site {
  color: var(--color-leaf-light);
  font-weight: 600;
  letter-spacing: 0.02em;
}

.header-sep {
  color: var(--color-muted);
  margin: 0 0.5rem;
}

.header-podcast {
  color: rgba(255,255,255,0.75);
  font-weight: 400;
}

/* ---- Navigation desktop ---- */
#main-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

#main-nav a {
  color: rgba(255,255,255,0.85);
  font-family: var(--font-ui);
  font-size: 0.88rem;
  font-weight: 500;
  padding: 0.4rem 0.75rem;
  border-radius: 6px;
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
  letter-spacing: 0.01em;
}

#main-nav a:hover,
#main-nav a.active {
  background: var(--color-ochre);
  color: var(--color-white);
}

/* ---- Hamburger (mobile) ---- */
#hamburger-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem;
  flex-direction: column;
  gap: 5px;
  align-items: center;
  justify-content: center;
}

#hamburger-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* ---- Mobile dropdown menu ---- */
#mobile-menu {
  display: none;
  flex-direction: column;
  background: var(--color-dark);
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 0.5rem 1rem 1rem;
}

#mobile-menu a {
  color: rgba(255,255,255,0.85);
  font-family: var(--font-ui);
  font-size: 1rem;
  font-weight: 500;
  padding: 0.7rem 0.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: color var(--transition);
}

#mobile-menu a:last-child { border-bottom: none; }
#mobile-menu a:hover, #mobile-menu a.active { color: var(--color-ochre); }

#mobile-menu.open { display: flex; }

/* ---- Main content ---- */
main {
  flex: 1;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 2.5rem 1.5rem;
}

/* ---- Footer ---- */
#site-footer {
  background: var(--color-dark);
  color: rgba(255,255,255,0.6);
  text-align: center;
  padding: 1.2rem 1.5rem;
  font-family: var(--font-ui);
  font-size: 0.88rem;
  margin-top: auto;
}

#site-footer a {
  color: var(--color-leaf-light);
}

/* ---- Cards ---- */
.card {
  background: var(--color-card-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  padding: 2rem;
  margin-bottom: 2rem;
}

.card-dark {
  background: var(--color-dark);
  color: var(--color-white);
  border-color: transparent;
}

.card-dark h2, .card-dark h3, .card-dark p {
  color: var(--color-white);
}

.card-ochre {
  background: linear-gradient(135deg, #fff8e8 0%, #fdf0d0 100%);
  border-color: var(--color-ochre);
  border-left: 5px solid var(--color-ochre);
}

.card-green {
  background: linear-gradient(135deg, #f0f7ee 0%, #e4f0e0 100%);
  border-color: var(--color-leaf);
  border-left: 5px solid var(--color-leaf);
}

/* ---- Hero section ---- */
.hero {
  text-align: center;
  padding: 3rem 1.5rem 2rem;
  background: linear-gradient(160deg, var(--color-dark) 0%, var(--color-jungle) 60%, #3d6b35 100%);
  color: var(--color-white);
  border-radius: var(--radius-lg);
  margin-bottom: 2.5rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('assets/Illustration.png') center/cover no-repeat;
  opacity: 0.18;
}

.hero > * { position: relative; z-index: 1; }

.hero h1 {
  color: var(--color-white);
  text-shadow: 0 2px 12px rgba(0,0,0,0.5);
  margin-bottom: 0.4rem;
}

.hero .subtitle {
  font-family: var(--font-ui);
  font-size: 1.1rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 0.2rem;
  font-style: italic;
}

.hero .tagline {
  font-family: var(--font-ui);
  font-size: 0.95rem;
  color: rgba(255,255,255,0.65);
  margin-bottom: 0;
}

/* ---- Page title ---- */
.page-title-bar {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-jungle) 100%);
  color: var(--color-white);
  padding: 2rem 1.5rem;
  border-radius: var(--radius-lg);
  margin-bottom: 2rem;
}

.page-title-bar h1 {
  color: var(--color-white);
  margin-bottom: 0.3rem;
}

.page-title-bar .breadcrumb {
  font-family: var(--font-ui);
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
}

/* ---- Audio Player ---- */
.audio-player-wrap {
  background: var(--color-dark);
  border-radius: var(--radius-lg);
  padding: 1.5rem 2rem;
  margin-bottom: 1.5rem;
}

.audio-player-wrap .player-label {
  font-family: var(--font-ui);
  font-size: 0.9rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.audio-player-wrap .player-label svg {
  width: 18px; height: 18px;
  fill: var(--color-ochre);
}

.audio-player-wrap audio {
  width: 100%;
  border-radius: 8px;
  outline: none;
}

/* Custom audio styling via filter */
audio::-webkit-media-controls-panel {
  background: #2a3d28;
}

/* ---- Download buttons ---- */
.download-section {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.5rem;
}

.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--color-jungle);
  color: var(--color-white);
  padding: 0.7rem 1.4rem;
  border-radius: 8px;
  font-family: var(--font-ui);
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: var(--shadow-sm);
}

.btn-download:hover {
  background: var(--color-ochre);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-download svg {
  width: 18px; height: 18px;
  fill: currentColor;
  flex-shrink: 0;
}

/* ---- Section divider ---- */
.section-divider {
  border: none;
  border-top: 2px solid var(--color-border);
  margin: 2.5rem 0;
}

/* ---- Tag / badge ---- */
.badge {
  display: inline-block;
  background: var(--color-ochre);
  color: var(--color-white);
  font-family: var(--font-ui);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.2rem 0.7rem;
  border-radius: 20px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

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

.badge-rust {
  background: var(--color-rust);
}

/* ---- Info box ---- */
.info-box {
  background: #fff8e8;
  border: 1px solid #e8c96a;
  border-left: 5px solid var(--color-ochre);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
  font-family: var(--font-ui);
  font-size: 0.95rem;
}

.info-box .info-icon {
  color: var(--color-ochre);
  font-size: 1.1rem;
  margin-right: 0.4rem;
}

/* ---- Responsive ---- */
@media (max-width: 767px) {
  #main-nav { display: none !important; }
  #hamburger-btn { display: flex !important; }

  main { padding: 1.5rem 1rem; }

  .card { padding: 1.25rem; }

  .hero { padding: 2rem 1rem 1.5rem; }

  .download-section { flex-direction: column; }
  .btn-download { justify-content: center; }
}

@media (min-width: 768px) {
  #hamburger-btn { display: none !important; }
  #mobile-menu { display: none !important; }
}

/* ---- Illustration image ---- */
.illustration-hero {
  width: 100%;
  max-height: 600px;
  object-fit: contain;
  object-position: center center;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: block;
  margin-bottom: 2rem;
  background: var(--color-parchment);
}

/* ---- Two-column grid ---- */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

@media (max-width: 640px) {
  .grid-2 { grid-template-columns: 1fr; }
}

/* ---- Three-column grid ---- */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

@media (max-width: 768px) {
  .grid-3 { grid-template-columns: 1fr; }
}

/* ---- Slideshow ---- */
.slideshow-container {
  position: relative;
  background: #111;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  margin-bottom: 1.5rem;
}

.slideshow-img {
  width: 100%;
  display: block;
  max-height: 600px;
  object-fit: contain;
  background: #111;
}

.slideshow-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  padding: 1rem;
  background: var(--color-dark);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.slideshow-controls button {
  background: var(--color-ochre);
  color: var(--color-white);
  border: none;
  padding: 0.6rem 1.5rem;
  border-radius: 8px;
  font-family: var(--font-ui);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.slideshow-controls button:hover {
  background: var(--color-rust);
  transform: translateY(-1px);
}

.slideshow-controls button:disabled {
  background: #555;
  cursor: not-allowed;
  transform: none;
}

.slide-counter {
  color: rgba(255,255,255,0.8);
  font-family: var(--font-ui);
  font-size: 0.95rem;
  font-weight: 600;
  min-width: 70px;
  text-align: center;
}

/* ---- Video responsive ---- */
.video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  margin-bottom: 2rem;
}

.video-wrapper iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: none;
  border-radius: var(--radius-lg);
}

/* ---- Personage cards ---- */
.perso-card {
  background: var(--color-card-bg);
  border-radius: var(--radius);
  padding: 1.25rem;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.perso-card .perso-name {
  font-family: var(--font-title);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-jungle);
  margin-bottom: 0.3rem;
}

.perso-card .perso-role {
  font-family: var(--font-ui);
  font-size: 0.82rem;
  color: var(--color-ochre);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

/* ---- Discussion activity cards ---- */
.activity-card {
  background: var(--color-card-bg);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  margin-bottom: 1.75rem;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  border-top: 5px solid var(--color-jungle);
}

.activity-card.activity-2 { border-top-color: var(--color-ochre); }
.activity-card.activity-3 { border-top-color: var(--color-rust); }
.activity-card.activity-ext { border-top-color: var(--color-leaf-light); }

.activity-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.activity-number {
  background: var(--color-jungle);
  color: var(--color-white);
  font-family: var(--font-title);
  font-size: 1.3rem;
  font-weight: 700;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.activity-card.activity-2 .activity-number { background: var(--color-ochre); }
.activity-card.activity-3 .activity-number { background: var(--color-rust); }

.activity-title {
  font-family: var(--font-title);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 0.2rem;
}

.activity-type {
  font-family: var(--font-ui);
  font-size: 0.82rem;
  color: var(--color-muted);
  font-style: italic;
}

.question-list {
  list-style: none;
  padding: 0;
  margin: 1rem 0;
}

.question-list li {
  padding: 0.75rem 1rem;
  background: var(--color-ivory);
  border-radius: 8px;
  margin-bottom: 0.6rem;
  border-left: 3px solid var(--color-ochre);
  font-family: var(--font-body);
  font-size: 0.97rem;
}

.question-list li::before {
  content: '❓ ';
  font-size: 0.9rem;
}

/* ---- Author page ---- */
.author-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2.5rem;
  align-items: start;
}

.author-photo {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: block;
}

.author-meta {
  font-family: var(--font-ui);
  font-size: 0.88rem;
  color: var(--color-muted);
  margin-bottom: 1.5rem;
}

.author-meta span {
  display: inline-block;
  background: var(--color-parchment);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  margin-right: 0.5rem;
  margin-bottom: 0.4rem;
  border: 1px solid var(--color-border);
}

@media (max-width: 767px) {
  .author-layout {
    grid-template-columns: 1fr;
  }
  .author-photo {
    max-width: 240px;
    margin: 0 auto 1.5rem;
  }
}

/* ---- Memo / highlight box ---- */
.memo-box {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-jungle) 100%);
  color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 1.75rem 2rem;
  margin-top: 2rem;
}

.memo-box h3 {
  color: var(--color-ochre);
  margin-bottom: 1rem;
  font-size: 1.15rem;
}

.memo-box ul {
  list-style: none;
  padding: 0;
}

.memo-box ul li {
  padding: 0.4rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  font-family: var(--font-ui);
  font-size: 0.95rem;
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.memo-box ul li::before {
  content: '→';
  color: var(--color-ochre);
  flex-shrink: 0;
  font-weight: 700;
}

.memo-box ul li:last-child { border-bottom: none; }

/* ---- Oeuvres list ---- */
.oeuvres-list {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.75rem;
}

.oeuvres-list li {
  background: var(--color-ivory);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 0.6rem 1rem;
  font-family: var(--font-ui);
  font-size: 0.92rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.oeuvres-list li::before {
  content: '📖';
  font-size: 1rem;
}

/* ---- Glossaire ---- */
.glossaire-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}

.glossaire-item {
  background: var(--color-parchment);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 0.75rem 1rem;
}

.glossaire-item .term {
  font-family: var(--font-title);
  font-weight: 700;
  color: var(--color-jungle);
  font-size: 0.95rem;
  margin-bottom: 0.2rem;
}

.glossaire-item .def {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  color: var(--color-muted);
}

/* ---- Infographic image ---- */
.infographic-img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  display: block;
  margin-top: 2rem;
}

/* ---- Scroll to top ---- */
.scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--color-jungle);
  color: var(--color-white);
  border: none;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.2rem;
  box-shadow: var(--shadow-md);
  transition: background var(--transition), transform var(--transition);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 500;
}

.scroll-top:hover { background: var(--color-ochre); transform: translateY(-3px); }
.scroll-top.visible { display: flex; }

/* ---- Fiche de lecture table ---- */
.fiche-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5rem;
  font-family: var(--font-ui);
  font-size: 0.95rem;
}

.fiche-table th {
  background: var(--color-jungle);
  color: var(--color-white);
  padding: 0.75rem 1rem;
  text-align: left;
  font-weight: 600;
}

.fiche-table td {
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

.fiche-table tr:nth-child(even) td {
  background: var(--color-ivory);
}

/* ---- Theme chips ---- */
.theme-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 0.75rem 0 1.25rem;
}

.theme-chip {
  background: var(--color-parchment);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 0.3rem 0.9rem;
  font-family: var(--font-ui);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-jungle);
}