/* =========================================================
   Chantal C. — Site auteure
   ========================================================= */

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

:root {
  --color-bg: #FBF7F1;
  --color-bg-alt: #F4EAE0;
  --color-card: #FFFFFF;
  --color-primary: #E4602A;
  --color-primary-dark: #C4470F;
  --color-rose: #E3567F;
  --color-blue: #2B93B5;
  --color-gold: #F0A93B;
  --color-plum: #8E4B85;
  --color-text: #2E2620;
  --color-text-light: #6E6157;
  --color-border: #EDE0D0;

  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Jost', 'Segoe UI', sans-serif;

  --max-width: 1160px;
  --radius: 14px;
  --shadow-soft: 0 12px 32px rgba(54, 46, 40, 0.08);
  --shadow-strong: 0 18px 44px rgba(54, 46, 40, 0.16);

  --transition: 0.35s cubic-bezier(.4,0,.2,1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; overflow-x: hidden; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 0.6em;
  color: var(--color-text);
}

h1 { font-size: clamp(2.4rem, 5vw, 3.8rem); font-weight: 700; }
h2 { font-size: clamp(1.9rem, 3.4vw, 2.6rem); }
h3 { font-size: 1.35rem; }

p { margin: 0 0 1em; color: var(--color-text-light); }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 28px;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.72rem;
  color: var(--color-primary-dark);
  font-weight: 600;
  margin-bottom: 14px;
}

section { padding: 96px 0; }

.section-alt { background: var(--color-bg-alt); }

.section-head {
  max-width: 640px;
  margin: 0 auto 56px;
  text-align: center;
}

.section-head.left { margin: 0 0 48px; text-align: left; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 100px;
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition);
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}
.btn-primary:hover { background: var(--color-primary-dark); transform: translateY(-2px); box-shadow: var(--shadow-soft); }

.btn-primary2{
  background: var(--color-gold);
  color: #fff;
}
.btn-primary:hover { background: var(--color-primary-dark); transform: translateY(-2px); box-shadow: var(--shadow-soft); }

.btn-outline {
  background: transparent;
  border-color: var(--color-text);
  color: var(--color-text);
}
.btn-outline:hover { background: var(--color-text); color: #fff; }

.btn-light {
  background: #fff;
  color: var(--color-text);
}
.btn-light:hover { background: var(--color-primary); color: #fff; }

.btn-sm { padding: 10px 20px; font-size: 0.82rem; }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(251, 247, 241, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.site-header.scrolled {
  border-color: var(--color-border);
  box-shadow: 0 4px 20px rgba(54,46,40,0.05);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 28px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.logo-block {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.logo span { color: var(--color-primary); }
.logo-tagline {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--color-text);
}

.main-nav {
  display: flex;
  gap: 36px;
}
.main-nav a {
  font-size: 0.95rem;
  font-weight: 500;
  position: relative;
  padding: 4px 0;
}
.main-nav a::after {
  content: '';
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 1.5px;
  background: var(--color-primary);
  transition: width var(--transition);
}
.main-nav a:hover::after,
.main-nav a.active::after { width: 100%; }
.main-nav a.active { color: var(--color-primary-dark); }

.header-cta { display: flex; align-items: center; gap: 18px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  width: 24px; height: 2px;
  background: var(--color-text);
  transition: var(--transition);
}

/* ---------- Book spotlight (home) ---------- */
.book-spotlight {
  position: relative;
  padding: 148px 0 44px;
  overflow: hidden;
  background: linear-gradient(135deg, #6FA39A 0%, #3F5F58 100%);
  color: #fff;
}
.spotlight-inner {
  position: relative;
  display: grid;
  grid-template-columns: 0.6fr 1.4fr;
  gap: 48px;
  align-items: center;
}
.spotlight-visual { display: flex; justify-content: center; position: relative; }
.book-cover.spotlight-cover {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 190px;
  padding: 18px 16px;
  box-shadow: 0 34px 60px rgba(0,0,0,0.5), 0 10px 22px rgba(0,0,0,0.35), 0 0 0 1px rgba(255,255,255,0.18);
  transform: rotate(-2deg);
  transition: transform 0.4s ease;
}
.spotlight-visual:hover .book-cover.spotlight-cover { transform: rotate(0deg) scale(1.02); }
.spotlight-cover .book-title { font-size: 1.1rem; }
.spotlight-badge {
  display: inline-block;
  background: var(--color-gold);
  color: var(--color-text);
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 5px 11px;
  border-radius: 100px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.25);
  margin-bottom: 12px;
}
.spotlight-title {
  color: #fff;
  font-size: clamp(1.6rem, 2.8vw, 2.2rem);
  margin: 0 0 8px;
}
.spotlight-sub {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.6);
  margin-bottom: 14px;
  letter-spacing: 0.03em;
}
.spotlight-text .lead {
  font-size: 1rem;
  color: rgba(255,255,255,0.85);
  max-width: 520px;
  margin-bottom: 22px;
}
.spotlight-text .btn-outline {
  border-color: rgba(255,255,255,0.5);
  color: #fff;
}
.spotlight-text .btn-outline:hover { background: #fff; color: var(--color-text); border-color: #fff; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* ---------- Intro hero (home) ---------- */
.intro-hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 56px;
  align-items: center;
  padding: 72px 0;
}
.intro-text h1 { font-size: clamp(2rem, 3.4vw, 2.6rem); margin-bottom: 4px; }
.site-tagline {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text);
  margin: 0 0 20px;
}
.intro-text .lead {
  font-size: 1.05rem;
  color: var(--color-text-light);
  margin-bottom: 22px;
}
.intro-text .btn-outline {
  border-color: var(--color-border);
  color: var(--color-text-light);
}
.intro-text .btn-outline:hover { border-color: var(--color-text); color: #fff; }
.intro-visual {
  width: 100%;
  aspect-ratio: 4/5;
  border-radius: var(--radius);
  background: linear-gradient(160deg, var(--color-blue), var(--color-rose) 120%);
  box-shadow: var(--shadow-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.9);
  text-shadow: 0 2px 10px rgba(0,0,0,0.18);
  font-family: var(--font-heading);
  text-align: center;
  padding: 20px;
}

/* ---------- Portrait teaser (home) ---------- */
.portrait-teaser {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 64px;
  align-items: center;
}
.portrait-photo {
  position: relative;
  width: 100%;
  aspect-ratio: 4/5;
  border-radius: var(--radius);
  background: linear-gradient(160deg, var(--color-gold), var(--color-rose) 120%);
  box-shadow: var(--shadow-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.9);
  text-shadow: 0 2px 10px rgba(0,0,0,0.18);
  font-family: var(--font-heading);
  text-align: center;
  padding: 20px;
  overflow: hidden;
}
.portrait-photo img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- Books grid ---------- */
.books-carousel { position: relative; }

.books-grid {
  display: flex;
  gap: 26px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 16px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.books-grid::-webkit-scrollbar { display: none; }

.book-card {
  display: flex;
  flex-direction: column;
  flex: 0 0 190px;
  width: 190px;
  scroll-snap-align: start;
  cursor: pointer;
}

.book-cover {
  position: relative;
  aspect-ratio: 2/3;
  border-radius: 6px 10px 10px 6px;
  box-shadow:
    inset 6px 0 10px rgba(0,0,0,0.15),
    var(--shadow-soft);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 22px 18px;
  color: #fff;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.book-cover::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0) 40%, rgba(0,0,0,0.45) 100%);
}
.book-cover img {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.book-cover .book-num {
  position: absolute;
  top: 16px; left: 18px;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  opacity: 0.8;
  z-index: 1;
}
.book-cover .book-title {
  position: relative;
  z-index: 1;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.25;
}
.book-card:hover .book-cover {
  transform: translateY(-8px) rotate(-1deg);
  box-shadow: var(--shadow-strong);
}

.book-meta { padding-top: 16px; text-align: left; }
.book-meta .book-tag {
  display: inline-block;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary-dark);
  background: rgba(228,96,42,0.12);
  padding: 4px 12px;
  border-radius: 100px;
  font-weight: 600;
}
.book-meta h3 { margin: 6px 0 4px; font-size: 1.1rem; }
.book-meta p { font-size: 0.88rem; margin: 0; }

.books-cta { text-align: center; margin-top: 56px; }

/* ---------- Book detail cards (livres page) ---------- */
.book-detail {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  padding: 48px 0;
  border-bottom: 1px solid var(--color-border);
  align-items: start;
}
.book-detail:last-child { border-bottom: none; }
.book-detail .book-cover { padding: 26px 20px; }
.book-detail-info .book-tag {
  display: inline-block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary-dark);
  background: rgba(228,96,42,0.12);
  padding: 5px 14px;
  border-radius: 100px;
  font-weight: 600;
}
.book-detail:nth-of-type(2) .book-tag { color: #1D6E8A; background: rgba(43,147,181,0.14); }
.book-detail:nth-of-type(3) .book-tag { color: #C23360; background: rgba(227,86,127,0.14); }
.book-detail:nth-of-type(4) .book-tag { color: var(--color-text); background: rgba(46,38,32,0.08); }
.book-detail:nth-of-type(5) .book-tag { color: #A6740E; background: rgba(240,169,59,0.18); }
.book-detail:nth-of-type(6) .book-tag { color: #3F6B34; background: rgba(111,162,92,0.16); }
.book-detail:nth-of-type(7) .book-tag { color: #7A3B79; background: rgba(142,75,133,0.14); }
.book-detail:nth-of-type(8) .book-tag { color: #33459C; background: rgba(92,127,224,0.14); }
.book-detail-info h2 { margin: 10px 0 6px; }
.book-detail-info .book-sub {
  font-family: var(--font-body);
  color: var(--color-text-light);
  font-size: 0.92rem;
  margin-bottom: 18px;
}
.book-buy {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 22px;
}
.book-buy a {
  padding: 10px 22px;
  border: 1px solid var(--color-border);
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 500;
  transition: var(--transition);
}
.book-buy a:hover { border-color: var(--color-primary); background: var(--color-primary); color: #fff; }

/* ---------- Testimonial carousel ---------- */
.testimonial-carousel {
  position: relative;
  max-width: 680px;
  margin: 0 auto;
}
.testimonial-track {
  position: relative;
}
.testimonial-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.6s ease;
  text-align: center;
  padding: 0 12px;
}
.testimonial-slide.active {
  position: relative;
  opacity: 1;
  pointer-events: auto;
}
.testimonial-slide blockquote {
  font-family: var(--font-heading);
  font-size: clamp(1.15rem, 2.2vw, 1.5rem);
  font-style: italic;
  line-height: 1.5;
  margin: 0 0 20px;
  color: var(--color-text);
}
.testimonial-slide cite {
  font-style: normal;
  font-size: 0.85rem;
  color: var(--color-text-light);
}
.carousel-dots {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  margin-top: 32px;
}
.carousel-dot {
  width: 9px;
  height: 9px;
  border-radius: 100px;
  background: var(--color-border);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: var(--transition);
}
.carousel-dot.active { width: 24px; background: var(--color-primary); }

.quote-block {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.quote-block blockquote {
  font-family: var(--font-heading);
  font-size: clamp(1.3rem, 2.4vw, 1.8rem);
  font-style: italic;
  line-height: 1.4;
  margin: 0 0 20px;
  color: var(--color-text);
}
.quote-block cite {
  font-style: normal;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-light);
}

/* ---------- News / Agenda cards ---------- */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.news-card {
  background: var(--color-card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: transform var(--transition);
}
.news-card:hover { transform: translateY(-6px); }
.news-card .news-thumb {
  aspect-ratio: 16/10;
  background: linear-gradient(140deg, var(--color-blue), var(--color-rose));
}
.news-card .news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.news-card:nth-child(2) .news-thumb { background: linear-gradient(140deg, var(--color-gold), var(--color-primary)); }
.news-card:nth-child(3) .news-thumb { background: linear-gradient(140deg, var(--color-plum), var(--color-rose)); }
.news-card-body { padding: 24px; }
.news-date {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary-dark);
  font-weight: 600;
}
.news-card h3 { margin: 10px 0 8px; font-size: 1.1rem; }
.news-card p { font-size: 0.9rem; }

.agenda-list { display: flex; flex-direction: column; gap: 0; }
.agenda-item {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  align-items: center;
  gap: 28px;
  padding: 26px 0;
  border-bottom: 1px solid var(--color-border);
}
.agenda-date {
  font-family: var(--font-heading);
  text-align: center;
  background: rgba(228,96,42,0.1);
  border-radius: 10px;
  padding: 12px 8px;
}
.agenda-item:nth-child(2) .agenda-date { background: rgba(43,147,181,0.12); }
.agenda-item:nth-child(2) .agenda-date strong { color: #1D6E8A; }
.agenda-item:nth-child(3) .agenda-date { background: rgba(240,169,59,0.16); }
.agenda-item:nth-child(3) .agenda-date strong { color: #A6740E; }
.agenda-date strong { display: block; font-size: 1.6rem; color: var(--color-primary-dark); }
.agenda-date span { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--color-text-light); }
.agenda-info h3 { margin: 0 0 6px; font-size: 1.05rem; }
.agenda-info p { margin: 0; font-size: 0.88rem; }

/* ---------- Timeline (portrait page) ---------- */
.timeline {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
  padding-left: 32px;
  border-left: 2px solid var(--color-border);
}
.timeline-item {
  position: relative;
  padding-bottom: 40px;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: '';
  position: absolute;
  left: -38px; top: 4px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 3px solid var(--color-bg);
}
.timeline-year {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-primary-dark);
  font-size: 1.1rem;
  margin-bottom: 4px;
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}
.contact-form { display: flex; flex-direction: column; gap: 18px; }
.form-row { display: flex; flex-direction: column; gap: 8px; }
.form-row label { font-size: 0.82rem; font-weight: 500; color: var(--color-text-light); }
.form-row input, .form-row textarea {
  padding: 14px 16px;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  background: #fff;
  resize: vertical;
}
.form-row input:focus, .form-row textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}
.contact-info-card {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: 40px;
}
.contact-info-card h3 { margin-bottom: 20px; }
.contact-info-item { margin-bottom: 22px; }
.contact-info-item span {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary-dark);
  font-weight: 600;
  margin-bottom: 4px;
}
.social-row { display: flex; gap: 14px; margin-top: 24px; }
.social-row a {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 600;
  transition: var(--transition);
}
.social-row a:hover { background: var(--color-primary); color: #fff; }

.form-success, .form-error {
  font-size: 0.9rem;
  border-radius: 10px;
  padding: 14px 18px;
}
.form-success { color: #2E6B4F; background: #E4F3EA; }
.form-error { color: #A6362C; background: #FBE7E4; }

.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ---------- Page hero (secondary pages) ---------- */
.page-hero {
  padding: 170px 0 80px;
  text-align: center;
  background:
    radial-gradient(circle at 90% 10%, rgba(217,130,89,0.14), transparent 40%),
    radial-gradient(circle at 5% 100%, rgba(169,199,209,0.2), transparent 40%);
}
.page-hero .eyebrow { display: block; }
.page-hero p.lead {
  max-width: 560px;
  margin: 0 auto;
  font-size: 1.05rem;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-bg-alt);
  padding: 72px 0 32px;
  border-top: 1px solid var(--color-border);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
}
.footer-brand .logo { display: inline-block; margin-bottom: 14px; }
.footer-brand p { font-size: 0.9rem; max-width: 280px; }
.footer-col h4 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 18px;
}
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin-bottom: 6px; }
.footer-col a { font-size: 0.9rem; color: var(--color-text-light); transition: var(--transition); }
.footer-col a:hover { color: var(--color-primary-dark); }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light);
  transition: var(--transition);
}
.footer-social a:hover { background: var(--color-primary); color: #fff; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 28px;
  border-top: 1px solid var(--color-border);
  font-size: 0.82rem;
  color: var(--color-text-light);
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .spotlight-inner { grid-template-columns: 1fr; text-align: center; }
  .spotlight-visual { order: -1; width: 100%; max-width: min(75vw, 340px); margin: 0 auto; }
  .book-cover.spotlight-cover { max-width: min(75vw, 340px); }
  .spotlight-cover .book-title { font-size: 1.4rem; }
  .spotlight-text .lead { margin-left: auto; margin-right: auto; }
  .intro-hero { grid-template-columns: 1fr; text-align: center; padding: 56px 0 24px; }
  .intro-visual { order: -1; max-width: 280px; margin: 0 auto; }
  .intro-text .lead { margin-left: auto; margin-right: auto; }
  .portrait-teaser { grid-template-columns: 1fr; }
  .portrait-photo { max-width: 320px; margin: 0 auto; }
  .news-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .book-detail { grid-template-columns: 200px 1fr; }
}

@media (max-width: 720px) {
  .main-nav, .header-cta .btn { display: none; }
  .nav-toggle { display: flex; }
  .site-header.nav-open .main-nav {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--color-bg);
    padding: 24px 28px;
    gap: 20px;
    border-bottom: 1px solid var(--color-border);
  }
  section { padding: 64px 0; }
  .book-spotlight { padding: 150px 0 48px; }
  .book-card { flex: 0 0 150px; width: 150px; }
  .book-detail { grid-template-columns: 1fr; }
  .book-detail .book-cover { max-width: 220px; }
  .agenda-item { grid-template-columns: 1fr; text-align: left; gap: 10px; }
  .agenda-date { width: 80px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .testimonial-slide { padding: 0 4px; }
}

/* ---------- Blog ---------- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.blog-card {
  background: var(--color-card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}
.blog-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-strong); }
.blog-card-image {
  aspect-ratio: 4/3;
  background-size: cover;
  background-position: center;
  background-color: var(--color-bg-alt);
}
.blog-card-body { padding: 22px 24px 26px; display: flex; flex-direction: column; flex: 1; }
.blog-date {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary-dark);
  font-weight: 600;
}
.blog-card h3 { margin: 8px 0 8px; font-size: 1.15rem; }
.blog-card p { font-size: 0.9rem; flex: 1; }
.blog-read-more {
  margin-top: 14px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-primary-dark);
}

/* ---------- Article page ---------- */
.article-hero {
  padding: 160px 0 0;
  text-align: center;
}
.article-hero .eyebrow { display: block; }
.article-hero-meta {
  display: flex;
  justify-content: center;
  gap: 18px;
  margin-top: 6px;
  font-size: 0.85rem;
  color: var(--color-text-light);
}
.article-cover {
  width: 100%;
  aspect-ratio: 16/7;
  background-size: cover;
  background-position: center;
  border-radius: var(--radius);
  margin: 40px 0 0;
  box-shadow: var(--shadow-soft);
}
.article-body {
  max-width: 720px;
  margin: 0 auto;
  padding: 56px 0;
}
.article-body p {
  color: var(--color-text);
  font-size: 1.03rem;
  margin-bottom: 1.3em;
}
.article-body h2 {
  font-size: 1.4rem;
  margin-top: 1.6em;
  color: var(--color-primary-dark);
}
.article-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 2em 0;
}
.article-gallery img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  border-radius: 10px;
}
.article-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  margin-bottom: 8px;
}
.article-footer-nav {
  max-width: 720px;
  margin: 0 auto;
  padding-bottom: 40px;
  text-align: center;
}

@media (max-width: 720px) {
  .blog-grid { grid-template-columns: 1fr; }
  .article-gallery { grid-template-columns: repeat(2, 1fr); }
  .article-hero-meta { flex-direction: column; gap: 4px; }
}

/* ---------- Book cover color variants ---------- */
.cover-1 { background: linear-gradient(160deg, #F07B3E, #C4470F); }
.cover-2 { background: linear-gradient(160deg, #45B4D6, #1D6E8A); }
.cover-3 { background: linear-gradient(160deg, #F0779B, #C23360); }
.cover-4 { background: linear-gradient(160deg, #3A302A, #1E1712); }
.cover-5 { background: linear-gradient(160deg, #F5BE55, #D68F1E); }
.cover-6 { background: linear-gradient(160deg, #6FA25C, #3F6B34); }
.cover-7 { background: linear-gradient(160deg, #B25FAE, #7A3B79); }
.cover-8 { background: linear-gradient(160deg, #6FA39A, #3F5F58); }