/* ============================================================
   TRAME — Feuille de style v2
   Refonte premium : Times New Roman + General Sans
   Palette : bleu de Prusse profond + cuivre
   ============================================================ */

@import url('https://api.fontshare.com/v2/css?f[]=general-sans@300,400,500,600&display=swap');

:root {
  --prussian: #0a1a28;
  --prussian-deep: #061320;
  --prussian-soft: #112a3f;
  --prussian-lift: #1a3650;
  --ivory: #f1ebe0;
  --ivory-pure: #fbf7ef;
  --ivory-muted: #c8bfae;
  --ivory-faint: rgba(241, 235, 224, 0.5);
  --copper: #c08549;
  --copper-deep: #a06b35;
  --copper-light: #d9a168;
  --rule: rgba(241, 235, 224, 0.14);
  --rule-strong: rgba(241, 235, 224, 0.25);
  --serif: 'Times New Roman', Times, serif;
  --sans: 'General Sans', -apple-system, BlinkMacSystemFont, 'Inter', sans-serif;
  --max-width: 1320px;
  --content-width: 780px;
  --gutter: clamp(1.5rem, 5vw, 5rem);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  background: var(--prussian);
  color: var(--ivory);
  font-family: var(--sans);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0.003em;
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    radial-gradient(circle at 15% 10%, rgba(192, 133, 73, 0.04) 0%, transparent 40%),
    radial-gradient(circle at 85% 90%, rgba(17, 42, 63, 0.5) 0%, transparent 55%);
  pointer-events: none;
  z-index: 0;
}

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(6, 19, 32, 0.78);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border-bottom: 1px solid var(--rule);
}

.nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.5rem var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  font-family: var(--serif);
  font-size: 2.3rem;
  font-weight: 400;
  letter-spacing: -0.025em;
  color: var(--ivory);
  text-decoration: none;
  display: inline-flex;
  align-items: baseline;
  line-height: 1;
  transition: color 0.3s ease;
}

.brand:hover { color: var(--ivory-pure); }

.brand .brand-dot {
  display: inline-block;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--copper);
  margin-left: 3px;
  vertical-align: baseline;
  transform: translateY(-2px);
  transition: transform 0.3s ease, background 0.3s ease;
}

.brand:hover .brand-dot {
  background: var(--copper-light);
  transform: translateY(-2px) scale(1.15);
}

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

.nav-links a {
  color: var(--ivory-muted);
  text-decoration: none;
  font-family: var(--sans);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 500;
  transition: color 0.3s ease;
  padding-bottom: 5px;
  border-bottom: 1px solid transparent;
  white-space: nowrap;
}

.nav-links a:hover, .nav-links a.active {
  color: var(--ivory);
  border-bottom-color: var(--copper);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--rule);
  color: var(--ivory);
  cursor: pointer;
  font-size: 1.1rem;
  padding: 0.5rem 0.75rem;
}

@media (max-width: 1200px) and (min-width: 901px) {
  .nav-links { gap: 1.5rem; }
  .nav-links a {
    font-size: 0.7rem;
    letter-spacing: 0.14em;
  }
  .lang-switch {
    margin-left: 1rem;
    padding-left: 1rem;
    font-size: 0.7rem;
    letter-spacing: 0.14em;
  }
  .lang-switch .lang-sep {
    margin: 0 0.65rem;
  }
}

@media (max-width: 900px) {
  .brand { font-size: 1.65rem; }

  /* Nav links cachés par défaut, déroulés au clic burger */
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--prussian-deep);
    flex-direction: column;
    gap: 0;
    padding: 0;
    border-bottom: 1px solid var(--rule);
    border-top: 1px solid var(--rule);
    z-index: 10;
  }
  .nav-links.open { display: flex; }
  .nav-links li {
    width: 100%;
    border-bottom: 1px solid var(--rule);
  }
  .nav-links li:last-child { border-bottom: none; }
  .nav-links a {
    display: block;
    padding: 1.1rem var(--gutter);
    font-size: 0.78rem;
    letter-spacing: 0.18em;
  }

  /* Burger toujours visible sur mobile */
  .nav-toggle {
    display: block;
    order: 3;
    margin-left: auto;
  }

  /* Sélecteur de langue : compact, à côté du burger, toujours visible */
  .lang-switch {
    order: 2;
    margin-left: 0;
    margin-right: 0.75rem;
    padding-left: 0;
    border-left: none;
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    flex-shrink: 0;
  }
  .lang-switch .lang-sep { margin: 0 0.55rem; }

  /* Brand garde sa place à gauche */
  .brand { order: 1; }
}

/* Layout */
main { position: relative; z-index: 1; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--gutter); }
.content-narrow { max-width: var(--content-width); }

/* Typo */
h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 400;
  line-height: 1.08;
  color: var(--ivory-pure);
  letter-spacing: -0.022em;
}

h1 { font-size: clamp(2.75rem, 7vw, 5.5rem); font-weight: 300; letter-spacing: -0.035em; }
h2 { font-size: clamp(2rem, 4vw, 3.25rem); font-weight: 300; letter-spacing: -0.025em; }
h3 { font-size: clamp(1.35rem, 2.2vw, 1.65rem); font-weight: 400; letter-spacing: -0.012em; }

p {
  font-family: var(--sans);
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--ivory);
  margin-bottom: 1.5rem;
  font-weight: 400;
  text-align: justify;
  text-justify: inter-word;
  hyphens: auto;
  -webkit-hyphens: auto;
  -ms-hyphens: auto;
  hyphenate-limit-chars: 6 3 3;
}

/* Pas de justification pour les paragraphes courts ou spéciaux */
p.lead,
.hero-meta p,
.contribution-source,
.form-note,
.footer-col p,
.contact-block p,
.profile-credentials,
.figure-caption,
.quote-author,
.mission-pillar p {
  text-align: left;
  hyphens: manual;
}

p.lead {
  font-family: var(--serif);
  font-size: clamp(1.4rem, 2.4vw, 1.95rem);
  line-height: 1.4;
  font-weight: 300;
  font-style: italic;
  color: var(--ivory-pure);
  margin-bottom: 2.5rem;
  letter-spacing: -0.015em;
}

a {
  color: var(--copper-light);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, color 0.3s ease;
}

a:hover { color: var(--copper); border-bottom-color: var(--copper); }

.eyebrow {
  font-family: var(--sans);
  font-size: 0.72rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--copper);
  font-weight: 600;
  margin-bottom: 1.5rem;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.eyebrow::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--copper);
}

/* Hero */
.hero { padding: clamp(3.5rem, 8vw, 7rem) 0 clamp(2.5rem, 5vw, 4rem); position: relative; overflow: hidden; }

.hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  position: relative;
  z-index: 2;
}

@media (min-width: 1000px) {
  .hero-inner { grid-template-columns: 1.25fr 1fr; gap: 4.5rem; align-items: end; }
}

.hero-title {
  font-size: clamp(2.25rem, 5.5vw, 4.25rem);
  line-height: 1.02;
  font-weight: 300;
  letter-spacing: -0.035em;
}

.hero-title em {
  font-style: italic;
  color: var(--copper-light);
  font-weight: 300;
}

.hero-meta {
  border-left: 1px solid var(--copper);
  padding-left: 1.75rem;
  font-family: var(--sans);
  font-size: 0.95rem;
  color: var(--ivory-muted);
  line-height: 1.7;
}

.hero-meta strong {
  font-weight: 500;
  color: var(--ivory);
  letter-spacing: 0.05em;
  font-size: 0.78rem;
  text-transform: uppercase;
  display: block;
  margin-bottom: 0.85rem;
}

.mission-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 1rem;
  border: 1px solid var(--copper);
  border-radius: 100px;
  font-family: var(--sans);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--copper-light);
  font-weight: 500;
  margin-bottom: 2.5rem;
}

.mission-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--copper);
}

.hero-image {
  margin-top: clamp(3rem, 6vw, 5rem);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--rule);
}

.hero-image img {
  width: 100%;
  height: clamp(320px, 55vw, 580px);
  object-fit: cover;
  filter: grayscale(0.4) brightness(0.75) contrast(1.1);
  transition: transform 12s cubic-bezier(0.2, 0.7, 0.2, 1), filter 0.8s ease;
}

.hero-image:hover img {
  transform: scale(1.04);
  filter: grayscale(0.2) brightness(0.85) contrast(1.05);
}

.hero-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(6, 19, 32, 0.7) 100%);
  pointer-events: none;
}

.hero-image-meta {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  right: 1.5rem;
  z-index: 2;
  display: flex;
  justify-content: flex-start;
  font-family: var(--sans);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ivory-muted);
  font-weight: 500;
}

/* Sections */
section { padding: clamp(3rem, 6vw, 5rem) 0; }

.section-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 950px) {
  .section-grid { grid-template-columns: 220px 1fr; gap: 5rem; }
}

.section-label { padding-top: 0.5rem; }

.section-label .label-text {
  font-family: var(--sans);
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--copper);
  font-weight: 600;
  display: block;
}

.section-label .label-marker {
  display: inline-block;
  width: 32px;
  height: 1px;
  background: var(--copper);
  margin-bottom: 1rem;
}

@media (min-width: 950px) {
  .section-label { position: sticky; top: 8rem; align-self: start; }
}

.section-body h2 { margin-bottom: 1.5rem; }
.section-body p { max-width: 660px; }

/* Quote */
.quote-block {
  margin: clamp(2rem, 4vw, 3.5rem) 0;
  padding: clamp(2rem, 4vw, 3rem) 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  position: relative;
}

.quote-mark {
  position: absolute;
  top: -1.5rem;
  left: -0.5rem;
  font-family: var(--serif);
  font-size: clamp(4rem, 8vw, 6.5rem);
  color: var(--copper);
  line-height: 1;
  font-style: italic;
  opacity: 0.85;
}

/* Guillemet fermant en bas à droite, en symétrie */
.quote-block::after {
  content: '»';
  position: absolute;
  bottom: -0.5rem;
  right: 0;
  font-family: var(--serif);
  font-size: clamp(2.5rem, 5vw, 4rem);
  color: var(--copper);
  line-height: 1;
  font-style: italic;
  opacity: 0.55;
  pointer-events: none;
}

.quote-text {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  line-height: 1.42;
  font-weight: 300;
  color: var(--ivory-pure);
  padding-left: clamp(2rem, 5vw, 4rem);
  margin-bottom: 1.5rem;
  letter-spacing: -0.015em;
}

.quote-signature {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-left: clamp(2rem, 5vw, 4rem);
}

.quote-author {
  font-family: var(--sans);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--copper);
  font-weight: 600;
  margin: 0;
}

/* Société à mission */
.mission-section {
  background: linear-gradient(180deg, transparent 0%, var(--prussian-deep) 100%);
  padding-top: clamp(3.5rem, 7vw, 6rem);
  padding-bottom: clamp(3.5rem, 7vw, 6rem);
  border-top: 1px solid var(--rule);
}

.mission-statement { max-width: 760px; }
.mission-statement h2 { margin-bottom: 2rem; }
.mission-statement p { font-size: 1.1rem; line-height: 1.75; }

.mission-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 2.75rem;
}

@media (min-width: 750px) {
  .mission-grid { grid-template-columns: repeat(3, 1fr); gap: 2.5rem; }
}

.mission-pillar {
  padding-top: 1.5rem;
  border-top: 1px solid var(--copper);
}

.mission-pillar-num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1rem;
  color: var(--copper);
  margin-bottom: 0.75rem;
}

.mission-pillar h3 {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 400;
  margin-bottom: 1rem;
  color: var(--ivory-pure);
}

.mission-pillar p {
  font-size: 0.95rem;
  color: var(--ivory-muted);
  margin-bottom: 0;
}

/* Avatars */
.avatar-t {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--rule-strong);
  background: var(--prussian-soft);
  flex-shrink: 0;
}

.avatar-t-inner {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--ivory);
  line-height: 1;
  display: inline-flex;
  align-items: baseline;
}

.avatar-t-inner::after {
  content: '';
  display: inline-block;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--copper);
  margin-left: 1px;
}

.avatar-t.small { width: 34px; height: 34px; }
.avatar-t.small .avatar-t-inner { font-size: 1.05rem; }
.avatar-t.small .avatar-t-inner::after { width: 3px; height: 3px; }

/* Profils éditoriaux : photo discrète en haut de bloc */
.profiles-editorial {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(3.5rem, 7vw, 5.5rem);
  margin-top: clamp(3rem, 6vw, 5rem);
}

@media (min-width: 900px) {
  .profiles-editorial { grid-template-columns: 1fr 1fr; gap: clamp(3rem, 5vw, 4.5rem); }
}

.profile-card { display: flex; flex-direction: column; }

/* Photo en médaillon — discrète, ~ 110px de large */
.profile-portrait {
  position: relative;
  overflow: hidden;
  width: 110px;
  height: 110px;
  background: var(--prussian-soft);
  border: 1px solid var(--rule-strong);
  margin-bottom: 1.75rem;
  border-radius: 2px;
  flex-shrink: 0;
}

.profile-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 25%;
  filter: grayscale(1) contrast(1.05);
  transition: filter 0.5s ease;
}

.profile-card:hover .profile-portrait img {
  filter: grayscale(0.8) contrast(1.08);
}

/* Petit liseré cuivre en haut à gauche pour marquer */
.profile-portrait::before {
  content: '';
  position: absolute;
  top: -1px;
  left: -1px;
  width: 22px;
  height: 2px;
  background: var(--copper);
  z-index: 2;
}

.profile-content { padding-top: 0; }

.profile-name {
  font-family: var(--serif);
  font-size: clamp(1.85rem, 3.2vw, 2.3rem);
  font-weight: 300;
  color: var(--ivory-pure);
  margin-bottom: 0.4rem;
  letter-spacing: -0.025em;
  line-height: 1.05;
}

.profile-role {
  font-family: var(--sans);
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--copper);
  margin-bottom: 1.75rem;
  font-weight: 600;
}

.profile-text p {
  font-size: 0.98rem;
  color: var(--ivory);
  line-height: 1.75;
  margin-bottom: 1.2rem;
  text-align: justify;
  hyphens: auto;
}

.profile-credentials {
  padding-top: 1.5rem;
  margin-top: 1.5rem;
  border-top: 1px solid var(--rule);
  font-family: var(--sans);
  font-size: 0.85rem;
  color: var(--ivory-muted);
  line-height: 1.65;
  font-style: italic;
  text-align: left;
}

/* Contributions */
.contributions { display: grid; gap: 0; margin-top: clamp(2rem, 4vw, 3.5rem); }

.contribution {
  padding: 2rem 0;
  border-top: 1px solid var(--rule);
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  transition: padding-left 0.5s cubic-bezier(0.2, 0.7, 0.2, 1), border-color 0.4s ease;
}

.contribution:last-child { border-bottom: 1px solid var(--rule); }
.contribution:hover { padding-left: clamp(0.5rem, 1.5vw, 1.5rem); border-top-color: var(--copper); }
.contribution:hover + .contribution { border-top-color: var(--copper); }

@media (min-width: 850px) {
  .contribution { grid-template-columns: 200px 1fr auto; gap: 3rem; align-items: start; }
}

.contribution-meta-col {
  padding-top: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.contribution-date {
  font-family: var(--sans);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--copper);
  font-weight: 600;
}

.contribution-type {
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.85rem;
  color: var(--ivory-muted);
}

.contribution-body h3 {
  font-family: var(--serif);
  font-size: clamp(1.4rem, 2.3vw, 1.75rem);
  font-weight: 400;
  margin-bottom: 1rem;
  line-height: 1.2;
  letter-spacing: -0.018em;
}

.contribution-body p {
  font-size: 0.98rem;
  color: var(--ivory-muted);
  line-height: 1.7;
  margin-bottom: 1.25rem;
  max-width: 640px;
}

.contribution-source {
  font-family: var(--sans);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  color: var(--ivory-faint);
  font-style: italic;
}

.contribution-link {
  font-family: var(--sans);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--copper);
  border-bottom: 1px solid var(--copper);
  padding-bottom: 4px;
  align-self: start;
  margin-top: 0.5rem;
  white-space: nowrap;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.contribution-link::after {
  content: '↗';
  font-family: var(--serif);
  font-size: 1rem;
  letter-spacing: 0;
  transition: transform 0.3s ease;
}

.contribution-link:hover { color: var(--copper-light); border-bottom-color: var(--copper-light); }
.contribution-link:hover::after { transform: translate(3px, -3px); }

/* Entrées */
.entries { display: grid; gap: 0; margin-top: clamp(2rem, 4vw, 3.5rem); border-top: 1px solid var(--rule); }

.entry {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--rule);
  text-decoration: none;
  color: inherit;
  transition: padding 0.5s cubic-bezier(0.2, 0.7, 0.2, 1), border-color 0.4s ease;
}

@media (min-width: 850px) {
  .entry { grid-template-columns: 60px 1fr auto; gap: 3.5rem; align-items: center; }
}

.entry:hover { padding-left: clamp(0.5rem, 1.5vw, 1.5rem); border-bottom-color: var(--copper); }

.entry-num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--copper);
}

.entry-title {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 3.2vw, 2.35rem);
  font-weight: 300;
  color: var(--ivory-pure);
  line-height: 1.18;
  letter-spacing: -0.025em;
}

.entry-arrow {
  font-family: var(--serif);
  font-size: 1.6rem;
  color: var(--copper);
  transition: transform 0.4s ease;
}

.entry:hover .entry-arrow { transform: translateX(10px); }

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  margin-top: clamp(3rem, 5vw, 4rem);
}

@media (min-width: 800px) {
  .contact-grid { grid-template-columns: 1fr 1fr; gap: 5rem; }
}

.contact-block h3 {
  font-family: var(--sans);
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--copper);
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.contact-value {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--ivory-pure);
  line-height: 1.4;
  letter-spacing: -0.015em;
}

.contact-value a { color: var(--ivory-pure); border-bottom: 1px solid var(--copper); }
.contact-value a:hover { color: var(--copper-light); }

.contact-address {
  font-family: var(--serif);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--ivory-pure);
  line-height: 1.5;
  font-style: normal;
  letter-spacing: -0.01em;
}

/* Formulaire */
.contact-form-section {
  margin-top: clamp(4rem, 7vw, 6rem);
  padding-top: clamp(3rem, 5vw, 4rem);
  border-top: 1px solid var(--rule);
}

.contact-form { display: grid; gap: 1.85rem; max-width: 720px; margin-top: 2.5rem; }

@media (min-width: 700px) {
  .form-row-double { display: grid; grid-template-columns: 1fr 1fr; gap: 1.85rem; }
}

.form-group { display: flex; flex-direction: column; gap: 0.6rem; }

.form-group label {
  font-family: var(--sans);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--copper);
  font-weight: 600;
}

.form-group label .required { color: var(--copper-light); margin-left: 2px; }

.form-group input, .form-group textarea, .form-group select {
  font-family: var(--sans);
  font-size: 1rem;
  color: var(--ivory);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--rule-strong);
  padding: 0.9rem 0;
  outline: none;
  transition: border-color 0.3s ease;
  width: 100%;
  appearance: none;
  border-radius: 0;
  font-weight: 400;
}

.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  border-bottom-color: var(--copper);
}

.form-group input::placeholder, .form-group textarea::placeholder {
  color: var(--ivory-faint);
  font-style: italic;
}

.form-group textarea { resize: vertical; min-height: 150px; line-height: 1.65; }

.form-group select {
  cursor: pointer;
  background-image: linear-gradient(45deg, transparent 50%, var(--copper) 50%), linear-gradient(135deg, var(--copper) 50%, transparent 50%);
  background-position: calc(100% - 14px) calc(0.9rem + 7px), calc(100% - 8px) calc(0.9rem + 7px);
  background-size: 6px 6px;
  background-repeat: no-repeat;
  padding-right: 2rem;
}

.form-group select option { background: var(--prussian-deep); color: var(--ivory); }

.form-submit {
  margin-top: 1.25rem;
  padding: 1.15rem 2.75rem;
  background: transparent;
  color: var(--ivory-pure);
  border: 1px solid var(--copper);
  font-family: var(--sans);
  font-size: 0.74rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.3s ease, color 0.3s ease, letter-spacing 0.4s ease;
  align-self: start;
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
}

.form-submit:hover { background: var(--copper); color: var(--prussian-deep); letter-spacing: 0.32em; }
.form-submit::after { content: '→'; font-family: var(--serif); font-size: 1.1rem; letter-spacing: 0; }

.form-note {
  font-family: var(--sans);
  font-size: 0.85rem;
  color: var(--ivory-faint);
  font-style: italic;
  margin-top: 1.25rem;
  line-height: 1.6;
}

.form-success, .form-error {
  display: none;
  padding: 1.5rem 1.75rem;
  margin-top: 1.5rem;
  border-left: 2px solid var(--copper);
  background: rgba(192, 133, 73, 0.07);
  font-family: var(--sans);
  font-size: 0.97rem;
  color: var(--ivory);
  line-height: 1.6;
}

.form-success.visible, .form-error.visible { display: block; }

/* Figure */
.figure { margin: clamp(3rem, 6vw, 5rem) 0; position: relative; }

.figure img {
  width: 100%;
  height: clamp(280px, 45vw, 480px);
  object-fit: cover;
  border: 1px solid var(--rule);
  filter: grayscale(0.4) brightness(0.78) contrast(1.08);
}

/* Sauf pour les SVG : on les affiche en plein */
.figure img[src$=".svg"] {
  filter: none;
  background: var(--prussian-deep);
}

.figure-caption {
  margin-top: 1rem;
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.9rem;
  color: var(--ivory-muted);
  line-height: 1.6;
}

/* Page header */
.page-header {
  padding: clamp(3.5rem, 7vw, 5.5rem) 0 clamp(2rem, 4vw, 3.5rem);
  border-bottom: 1px solid var(--rule);
}

/* Footer */
.site-footer {
  margin-top: clamp(5rem, 9vw, 8rem);
  padding: 4rem 0 3rem;
  border-top: 1px solid var(--rule);
  background: var(--prussian-deep);
  position: relative;
  z-index: 1;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: start;
}

@media (min-width: 750px) {
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
}

.footer-col h4 {
  font-family: var(--sans);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--copper);
  font-weight: 600;
  margin-bottom: 1.25rem;
}

.footer-brand {
  font-family: var(--serif);
  font-size: 1.85rem;
  font-weight: 400;
  letter-spacing: -0.025em;
  color: var(--ivory-pure);
  display: inline-flex;
  align-items: baseline;
  line-height: 1;
  margin-bottom: 1rem;
}

.footer-brand .brand-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--copper);
  margin-left: 2px;
  vertical-align: baseline;
  transform: translateY(-2px);
}

.footer-tagline {
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.95rem;
  color: var(--ivory-muted);
  line-height: 1.5;
}

.footer-col p, .footer-col address {
  font-family: var(--sans);
  font-size: 0.88rem;
  color: var(--ivory-muted);
  line-height: 1.7;
  font-style: normal;
  margin-bottom: 0.3rem;
}

.footer-col a { color: var(--ivory-muted); }
.footer-col a:hover { color: var(--copper-light); border-bottom-color: var(--copper-light); }

.footer-bottom {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--rule);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
}

.footer-meta {
  font-family: var(--sans);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--ivory-faint);
}

/* Helpers */
.divider { width: 60px; height: 1px; background: var(--copper); margin: 3.5rem 0; }
.muted { color: var(--ivory-muted); }

/* Animations */
@keyframes fadeUp { from { opacity: 0; transform: translateY(28px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.fade-up { animation: fadeUp 1.1s cubic-bezier(0.2, 0.7, 0.2, 1) both; }
.fade-in { animation: fadeIn 1.6s ease both; }

.fade-up-1 { animation-delay: 0.05s; }
.fade-up-2 { animation-delay: 0.2s; }
.fade-up-3 { animation-delay: 0.4s; }
.fade-up-4 { animation-delay: 0.6s; }
.fade-up-5 { animation-delay: 0.8s; }

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 1.2s cubic-bezier(0.2, 0.7, 0.2, 1), transform 1.2s cubic-bezier(0.2, 0.7, 0.2, 1);
}

.reveal.visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* Prose */
.prose { max-width: var(--content-width); }
.prose p { margin-bottom: 1.25rem; }
.prose h2 { margin-top: clamp(2.25rem, 4.5vw, 3.5rem); margin-bottom: 1.25rem; }
.prose h2:first-of-type { margin-top: 0; }

/* Signature */
.signature-block {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 2.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--rule);
}

.signature-block .signature-text {
  font-family: var(--sans);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ivory-muted);
  font-weight: 500;
}

/* ===== Grille destinataires (Savoir-faire) ===== */

.audiences-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-top: 4rem;
}

@media (min-width: 700px) {
  .audiences-grid { grid-template-columns: 1fr 1fr; gap: 3rem 4rem; }
}

@media (min-width: 1100px) {
  .audiences-grid { grid-template-columns: repeat(3, 1fr); gap: 3rem 4rem; }
}

.audience-block {
  padding-top: 1.5rem;
  border-top: 1px solid var(--copper);
}

.audience-block h3 {
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 400;
  margin-bottom: 0.9rem;
  color: var(--ivory-pure);
  line-height: 1.2;
  letter-spacing: -0.015em;
}

.audience-block p {
  font-size: 0.93rem;
  color: var(--ivory-muted);
  margin-bottom: 0;
  line-height: 1.65;
  text-align: left;
  hyphens: manual;
}

/* ===== Mise en valeur de "trame." dans le texte courant ===== */
.t-mark {
  font-family: var(--serif);
  font-weight: 500;
  font-style: normal;
  color: var(--ivory-pure);
  letter-spacing: -0.012em;
  display: inline;
  font-size: 1.12em;
}

.t-mark::after {
  content: '.';
  color: var(--copper);
  font-weight: 500;
  margin-left: 0.04em;
}

/* Quand le t-mark est dans un titre, ajuster les couleurs */
h1 .t-mark, h2 .t-mark, h3 .t-mark {
  font-weight: 500;
  letter-spacing: -0.02em;
  font-size: 1em;
}

/* Quand dans un paragraphe sans-serif, harmoniser légèrement */
p .t-mark {
  font-size: 1.18em;
  line-height: 1;
  vertical-align: baseline;
}

/* Définition de l'acronyme */
.acronym-block {
  margin-top: 1.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--rule);
  width: 100%;
}

.acronym-label {
  font-family: var(--sans);
  font-size: 0.68rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--copper);
  font-weight: 600;
  margin-bottom: 0.65rem;
  display: block;
}

.acronym-list {
  display: flex;
  flex-wrap: nowrap;
  align-items: baseline;
  gap: 0;
  font-family: var(--sans);
  font-size: clamp(0.62rem, 0.85vw, 0.78rem);
  color: var(--ivory);
  line-height: 1.4;
  white-space: nowrap;
  overflow: hidden;
  letter-spacing: 0.04em;
  font-weight: 400;
}

.acronym-list > span {
  white-space: nowrap;
}

.acronym-letter {
  color: var(--copper);
  font-weight: 600;
  font-family: var(--serif);
  font-style: normal;
  font-size: 1.18em;
  margin-right: 0.04em;
}

.acronym-sep {
  color: var(--copper);
  margin: 0 0.4rem;
  opacity: 0.7;
  flex-shrink: 0;
  font-weight: 500;
}

/* SVG inline (cartographie) */
.figure-svg .svg-wrap {
  width: 100%;
  border: 1px solid var(--rule);
  background: var(--prussian-deep);
  overflow: hidden;
  line-height: 0;
}

.figure-svg .svg-wrap svg {
  width: 100%;
  height: auto;
  display: block;
}

/* ===== Sélecteur de langue ===== */
.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0;
  font-family: var(--sans);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 500;
  margin-left: 1.25rem;
  padding-left: 1.25rem;
  border-left: 1px solid var(--rule);
  flex-shrink: 0;
}

.lang-switch button {
  background: transparent;
  border: none;
  color: var(--ivory-muted);
  font-family: inherit;
  font-size: inherit;
  letter-spacing: inherit;
  text-transform: inherit;
  font-weight: inherit;
  cursor: pointer;
  padding: 4px 0;
  transition: color 0.3s ease;
  border-bottom: 1px solid transparent;
}

.lang-switch button:hover {
  color: var(--ivory);
}

.lang-switch button.active {
  color: var(--copper);
  border-bottom-color: var(--copper);
  cursor: default;
}

.lang-switch .lang-sep {
  display: inline-block;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--copper);
  margin: 0 0.85rem;
  opacity: 0.7;
  flex-shrink: 0;
  align-self: center;
}




/* ===== Ajustements mobile (≤ 700px) ===== */
@media (max-width: 700px) {
  :root {
    --gutter: 1.25rem;
  }

  /* Header plus compact */
  .nav {
    padding: 1rem var(--gutter);
    gap: 0.5rem;
    justify-content: space-between;
  }
  .brand { font-size: 1.5rem; }
  .brand .brand-dot { width: 7px; height: 7px; }

  /* Hero plus compact */
  .hero { padding: 2.5rem 0 1.5rem; }
  .hero-title { font-size: clamp(1.85rem, 9vw, 2.75rem); line-height: 1.05; }
  .hero-meta { padding-left: 1.25rem; font-size: 0.88rem; }
  .hero-meta strong { font-size: 0.7rem; letter-spacing: 0.18em; }
  .hero-image { margin-top: 1.5rem; }
  .hero-image-meta { bottom: 1rem; left: 1rem; right: 1rem; font-size: 0.65rem; }

  /* Page headers (autres pages) */
  .page-header { padding: 2.5rem 0 1.5rem; }
  .page-header h1 { font-size: clamp(2rem, 9vw, 3rem); }
  .eyebrow { font-size: 0.7rem; letter-spacing: 0.22em; }

  /* Acronyme : tient plus facilement sur mobile en taille fixe */
  .acronym-list {
    font-size: 0.62rem;
    letter-spacing: 0.03em;
  }
  .acronym-sep { margin: 0 0.3rem; }
  .acronym-label { font-size: 0.62rem; letter-spacing: 0.25em; }

  /* Sections */
  section { padding: 2.25rem 0; }
  .section-grid { gap: 1.25rem; }
  .section-label {
    border-top: 1px solid var(--copper);
    padding-top: 0.75rem;
  }

  /* Typo générale */
  p { font-size: 0.95rem; line-height: 1.7; margin-bottom: 1rem; }
  p.lead { font-size: 1.05rem; }
  h2 { font-size: clamp(1.5rem, 6vw, 2rem); margin-bottom: 1rem; }
  h3 { font-size: 1.15rem; }

  /* Citations */
  .quote-block { margin: 1.5rem 0; padding: 1.5rem 0; }
  .quote-text { font-size: 1.1rem; line-height: 1.5; }
  .quote-mark { font-size: 3.5rem; top: -1rem; }
  .quote-block::after { font-size: 2rem; bottom: -0.25rem; }

  /* Mission section */
  .mission-section { padding-top: 2.5rem; padding-bottom: 2.5rem; }
  .mission-grid { gap: 1.5rem; margin-top: 2rem; }
  .mission-pillar h3 { font-size: 1.1rem; }
  .mission-pillar p { font-size: 0.9rem; }

  /* Entries (cartes accueil) */
  .entry { padding: 1.25rem 0; }
  .entry-num { font-size: 0.78rem; }
  .entry-title { font-size: 1.05rem; }

  /* Contributions */
  .contribution { padding: 1.5rem 0; gap: 0.85rem; }
  .contribution h3 { font-size: 1.1rem; line-height: 1.3; }
  .contribution-date, .contribution-type { font-size: 0.7rem; }

  /* Profils (Qui sommes-nous) */
  .profile-portrait { width: 90px; height: 90px; }
  .profile-name { font-size: 1.6rem; }

  /* Audiences (Savoir-faire) */
  .audiences-grid { grid-template-columns: 1fr; gap: 1.75rem; margin-top: 2rem; }
  .audience-block h3 { font-size: 1.15rem; }

  /* Tableau ODD (Charte) — pile verticale sur mobile */
  div[style*="grid-template-columns: 130px"] {
    grid-template-columns: 1fr !important;
    gap: 0.4rem !important;
    padding: 1.25rem 0 !important;
  }
  div[style*="grid-template-columns: 130px"] > div:nth-child(3) {
    text-align: left !important;
    padding-top: 0.25rem !important;
  }

  /* Footer */
  .site-footer { padding: 2.5rem 0 1.5rem; }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  /* Formulaire de contact */
  .form-row { grid-template-columns: 1fr; }

  /* Mission pillars : 1 colonne sur mobile */
  .mission-grid { grid-template-columns: 1fr; }

  /* Liste prose (questions, listes à tirets) */
  .prose p[data-i18n-html] { font-size: 0.95rem; }
}