/* ==========================================================================
   DESIGN SYSTEM: EDITORIAL INTELLIGENCE / QUIET LUXURY
   ========================================================================== */

:root {
  /* Palette de couleurs éditoriales */
  --bg-ivoire: #FDFBF7;
  --bg-sable: #F4EFE6;
  --cacao-profond: #2A1F1D;
  --bleu-nuit: #0E131F;
  --gris-pierre: #736E65;
  --accent-cuivre: #B87333;
  --accent-cuivre-soft: #D4A373;
  --border-light: rgba(42, 31, 29, 0.1);
  --border-dark: rgba(253, 251, 247, 0.15);

  /* Typographie */
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Spacing System */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 7rem;

  /* Transitions */
  --transition-smooth: cubic-bezier(0.25, 1, 0.5, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-ivoire);
  color: var(--cacao-profond);
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.65;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: opacity 0.3s var(--transition-smooth);
}

/* Typographie globale */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.15;
}

.italic-serif {
  font-style: italic;
  font-weight: 300;
}

.section-label {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent-cuivre);
  margin-bottom: var(--space-sm);
  font-weight: 600;
}

.dark-label {
  color: var(--accent-cuivre-soft);
}

.editorial-heading {
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  color: var(--cacao-profond);
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}

.text-white { color: var(--bg-ivoire) !important; }
.text-light { color: rgba(253, 251, 247, 0.75); }
.text-center { text-align: center; }

.lead-text {
  font-size: 1.25rem;
  line-height: 1.6;
  font-weight: 300;
  color: var(--cacao-profond);
  margin-bottom: var(--space-md);
}

.body-text {
  font-size: 1.05rem;
  color: var(--gris-pierre);
  line-height: 1.7;
}

/* Layout Containers */
.container-editorial {
  width: 90%;
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--space-xl) 0;
}

.container-narrow {
  max-width: 860px;
}

/* Boutons & Liens Éditoriaux */
.btn-primary {
  display: inline-block;
  padding: 1.1rem 2.2rem;
  background-color: var(--cacao-profond);
  color: var(--bg-ivoire);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 500;
  border: 1px solid var(--cacao-profond);
  transition: all 0.4s var(--transition-smooth);
}

.btn-primary:hover {
  background-color: transparent;
  color: var(--cacao-profond);
}

.btn-secondary {
  display: inline-block;
  padding: 1.1rem 2.2rem;
  background-color: transparent;
  color: var(--cacao-profond);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 500;
  border: 1px solid var(--border-light);
  transition: all 0.4s var(--transition-smooth);
}

.btn-secondary:hover {
  border-color: var(--cacao-profond);
}

.btn-primary-light {
  display: inline-block;
  padding: 1.1rem 2.2rem;
  background-color: var(--bg-ivoire);
  color: var(--bleu-nuit);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 600;
  transition: all 0.4s var(--transition-smooth);
}

.btn-primary-light:hover {
  background-color: var(--accent-cuivre-soft);
  color: var(--bleu-nuit);
}

/* ==========================================================================
   NAVIGATION
   ========================================================================== */
.editorial-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(253, 251, 247, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-light);
  transition: transform 0.4s var(--transition-smooth);
}

.nav-container {
  width: 90%;
  max-width: 1380px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

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

.brand-title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  letter-spacing: 0.1em;
  font-weight: 600;
}

.brand-sub {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--gris-pierre);
}

.nav-links-wrapper {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: var(--space-md);
}

.nav-links a {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cacao-profond);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0%;
  height: 1px;
  background-color: var(--accent-cuivre);
  transition: width 0.3s var(--transition-smooth);
}

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

.nav-cta-btn {
  padding: 0.6rem 1.4rem;
  border: 1px solid var(--cacao-profond);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
}

.menu-toggle .bar {
  width: 25px;
  height: 2px;
  background-color: var(--cacao-profond);
  transition: transform 0.3s;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-editorial {
  padding-top: 140px;
  padding-bottom: var(--space-xl);
  background-color: var(--bg-ivoire);
}

.hero-grid {
  width: 90%;
  max-width: 1380px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-lg);
  align-items: center;
}

.hero-meta {
  grid-column: 1 / -1;
  display: flex;
  gap: var(--space-md);
  border-bottom: 1px solid var(--border-light);
  padding-bottom: var(--space-sm);
}

.meta-tag {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--gris-pierre);
}

.hero-title {
  font-size: clamp(2.8rem, 5.5vw, 4.8rem);
  line-height: 1.05;
  margin-bottom: var(--space-md);
  margin-top: var(--space-sm);
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--gris-pierre);
  max-width: 520px;
  margin-bottom: var(--space-md);
}

.hero-actions {
  display: flex;
  gap: var(--space-sm);
}

.hero-image-wrapper {
  position: relative;
}

.image-frame {
  position: relative;
  padding: var(--space-xs);
  background-color: var(--bg-sable);
}

.hero-img {
  width: 100%;
  height: 620px;
  object-fit: cover;
  filter: grayscale(15%);
  transition: transform 0.8s var(--transition-smooth);
}

.image-annotation {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background-color: var(--cacao-profond);
  color: var(--bg-ivoire);
  padding: 0.8rem 1.2rem;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ==========================================================================
   NARRATIVE SECTION
   ========================================================================== */
.narrative-section {
  background-color: var(--bg-sable);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.narrative-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-md);
}

.large-quote {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  line-height: 1.25;
  color: var(--cacao-profond);
  border-left: 2px solid var(--accent-cuivre);
  padding-left: var(--space-md);
  margin-bottom: var(--space-sm);
}

.quote-caption {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gris-pierre);
  padding-left: calc(var(--space-md) + 2px);
}

.editorial-list {
  list-style: none;
  margin: var(--space-md) 0;
}

.editorial-list li {
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.95rem;
  color: var(--gris-pierre);
}

.editorial-list strong {
  color: var(--cacao-profond);
}

/* ==========================================================================
   PROFILES GALLERY
   ========================================================================== */
.section-header-split {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: var(--space-lg);
  border-bottom: 1px solid var(--border-light);
  padding-bottom: var(--space-md);
}

.header-description {
  max-width: 420px;
  color: var(--gris-pierre);
  font-size: 1rem;
}

.profiles-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.profile-card {
  background-color: var(--bg-ivoire);
  border: 1px solid var(--border-light);
  transition: transform 0.4s var(--transition-smooth);
}

.profile-card:hover {
  transform: translateY(-8px);
}

.profile-img-container {
  position: relative;
  overflow: hidden;
  height: 320px;
}

.profile-img-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--transition-smooth);
}

.profile-card:hover .profile-img-container img {
  transform: scale(1.05);
}

.profile-num {
  position: absolute;
  top: 15px;
  left: 15px;
  background-color: var(--bg-ivoire);
  padding: 0.3rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 600;
}

.profile-body {
  padding: var(--space-md);
}

.profile-body h3 {
  font-size: 1.4rem;
  margin-bottom: var(--space-xs);
}

.profile-body p {
  font-size: 0.9rem;
  color: var(--gris-pierre);
}

/* ==========================================================================
   BUSINESS & LIFE SECTIONS
   ========================================================================== */
.feature-editorial {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: center;
}

.editorial-highlights {
  margin-top: var(--space-md);
}

.highlight-item {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.h-idx {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--accent-cuivre);
}

.dark-card-wrapper {
  background-color: var(--bleu-nuit);
  color: var(--bg-ivoire);
  padding: var(--space-lg);
  position: relative;
}

.interactive-keywords-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.keyword-item {
  padding: var(--space-md);
  border: 1px solid var(--border-dark);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: background-color 0.3s;
}

.keyword-item:hover {
  background-color: rgba(253, 251, 247, 0.05);
  border-color: var(--accent-cuivre-soft);
}

.interactive-display {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background-color: rgba(253, 251, 247, 0.03);
  border-left: 2px solid var(--accent-cuivre-soft);
  min-height: 80px;
}

.display-placeholder {
  font-style: italic;
  color: rgba(253, 251, 247, 0.5);
}

/* ==========================================================================
   SEO & PROSE SECTION
   ========================================================================== */
.seo-hp-section {
  background-color: var(--bg-sable);
  border-top: 1px solid var(--border-light);
}

.editorial-prose h3 {
  font-size: 1.6rem;
  margin-top: var(--space-md);
  margin-bottom: var(--space-xs);
}

.editorial-prose p {
  margin-bottom: var(--space-sm);
  color: var(--cacao-profond);
}

/* ==========================================================================
   YOUTH SECTION & TIMELINE
   ========================================================================== */
.youth-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.youth-card {
  border: 1px solid var(--border-light);
  background-color: var(--bg-ivoire);
}

.youth-media img {
  height: 280px;
  width: 100%;
  object-fit: cover;
}

.youth-content {
  padding: var(--space-md);
}

.timeline-vertical {
  position: relative;
  padding-left: var(--space-lg);
  border-left: 1px solid var(--border-light);
}

.timeline-step {
  position: relative;
  margin-bottom: var(--space-lg);
}

.step-marker {
  position: absolute;
  left: calc(var(--space-lg) * -1 - 18px);
  top: 0;
  width: 36px;
  height: 36px;
  background-color: var(--cacao-profond);
  color: var(--bg-ivoire);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 600;
}

.step-content h3 {
  font-size: 1.5rem;
  margin-bottom: var(--space-xs);
}

/* ==========================================================================
   PRINCIPLES & FAQ ACCORDION
   ========================================================================== */
.huge-words-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin: var(--space-md) 0;
}

.huge-word {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 6vw, 5.5rem);
  color: rgba(42, 31, 29, 0.15);
  font-weight: 300;
  transition: color 0.4s;
}

.huge-word:hover {
  color: var(--cacao-profond);
}

.accordion-item {
  border-bottom: 1px solid var(--border-light);
}

.accordion-header {
  width: 100%;
  padding: var(--space-md) 0;
  background: none;
  border: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: var(--cacao-profond);
  text-align: left;
  cursor: pointer;
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--transition-smooth);
}

.accordion-content p {
  padding-bottom: var(--space-md);
  color: var(--gris-pierre);
}

.accordion-item.active .accordion-content {
  max-height: 300px;
}

.accordion-item.active .icon {
  transform: rotate(45deg);
}

/* ==========================================================================
   ARTICLES, GALLERY, REFLECTION, CONTACT & FOOTER
   ========================================================================== */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
}

.article-card {
  border: 1px solid var(--border-light);
  background: var(--bg-ivoire);
}

.art-img {
  position: relative;
  height: 180px;
}

.art-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.art-cat {
  position: absolute;
  bottom: 10px;
  left: 10px;
  background: var(--bg-ivoire);
  font-size: 0.65rem;
  padding: 0.2rem 0.5rem;
  text-transform: uppercase;
}

.art-body {
  padding: var(--space-sm);
}

.art-body time {
  font-size: 0.7rem;
  color: var(--gris-pierre);
}

.art-body h3 {
  font-size: 1.1rem;
  margin: var(--space-xs) 0;
}

.art-body p {
  font-size: 0.85rem;
  color: var(--gris-pierre);
  margin-bottom: var(--space-sm);
}

.art-link {
  font-size: 0.75rem;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--accent-cuivre);
}

.mosaic-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
}

.g-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.g-tall { grid-row: span 2; }
.g-wide { grid-column: span 2; }

.reflection-space {
  background-color: var(--bleu-nuit);
  color: var(--bg-ivoire);
  padding: var(--space-xl) 0;
}

.manifesto-quote {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3.2rem);
  max-width: 900px;
  margin: 0 auto var(--space-md) auto;
  line-height: 1.2;
}

.testimonials-slider {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.testimonial-card {
  padding: var(--space-md);
  border: 1px solid var(--border-light);
  background-color: var(--bg-sable);
}

.t-text {
  font-style: italic;
  font-size: 0.95rem;
  margin-bottom: var(--space-sm);
}

.t-author strong {
  display: block;
  font-size: 0.9rem;
}

.t-author span {
  font-size: 0.75rem;
  color: var(--gris-pierre);
}

/* Section Contact */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-lg);
}

.c-detail {
  margin-bottom: var(--space-sm);
}

.c-label {
  display: block;
  font-size: 0.7rem;
  text-transform: uppercase;
  color: var(--gris-pierre);
}

.editorial-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

.editorial-form label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.editorial-form input,
.editorial-form select,
.editorial-form textarea {
  padding: 0.9rem;
  border: 1px solid var(--border-light);
  background-color: var(--bg-sable);
  font-family: var(--font-sans);
  font-size: 0.95rem;
}

.editorial-form input:focus,
.editorial-form select:focus,
.editorial-form textarea:focus {
  outline: none;
  border-color: var(--cacao-profond);
}

.full-width { width: 100%; }

/* Footer */
.editorial-footer {
  background-color: var(--cacao-profond);
  color: var(--bg-ivoire);
  padding-top: var(--space-lg);
  padding-bottom: var(--space-md);
  border-top: 1px solid var(--border-dark);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.footer-desc {
  font-size: 0.85rem;
  color: rgba(253, 251, 247, 0.6);
  margin-top: var(--space-xs);
  max-width: 280px;
}

.footer-col h4 {
  font-size: 1rem;
  margin-bottom: var(--space-sm);
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 0.5rem;
}

.footer-col a {
  font-size: 0.85rem;
  color: rgba(253, 251, 247, 0.7);
}

.footer-col a:hover {
  color: var(--bg-ivoire);
}

.footer-bottom {
  border-top: 1px solid var(--border-dark);
  padding-top: var(--space-sm);
  font-size: 0.75rem;
  color: rgba(253, 251, 247, 0.4);
}

/* ==========================================================================
   RESPONSIVE DESIGN (MEDIA QUERIES)
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid,
  .narrative-layout,
  .feature-editorial,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .profiles-gallery,
  .articles-grid,
  .testimonials-slider {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

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

  .nav-links-wrapper {
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: var(--bg-ivoire);
    flex-direction: column;
    padding: var(--space-md);
    border-bottom: 1px solid var(--border-light);
    display: none;
  }

  .nav-links-wrapper.active {
    display: flex;
  }

  .nav-links {
    flex-direction: column;
    align-items: center;
  }

  .profiles-gallery,
  .articles-grid,
  .youth-grid,
  .interactive-keywords-grid,
  .testimonials-slider,
  .mosaic-gallery {
    grid-template-columns: 1fr;
  }

  .g-tall, .g-wide {
    grid-row: span 1;
    grid-column: span 1;
  }

  .form-group-row {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }
}