@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@300;400&display=swap');

@font-face {
  font-family: 'Acumin';
  src: local('Acumin Variable Concept'),
       local('Acumin Pro'),
       local('Acumin');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

/* ============================================================
   SAT-ellites — CSS global unifié
   Fichier unique pour l'ensemble des pages du site.
   Fusionne : global.css + global_palette-sat.css + index.css
   ============================================================ */

:root {
  /* Polices */
  --font-title: 'Oswald', 'Arial Narrow', Arial, sans-serif;
  --font-body: 'Acumin', Arial, Helvetica, sans-serif;

  /* Palette SAT */
  --sat-accent-orange: #c66d54;
  --sat-accent-green: #b4d670;
  --sat-accent-mauve: #a57c9d;
  --sat-gradient-rainbow-button: linear-gradient(135deg, var(--sat-accent-orange) 0%, var(--sat-accent-orange) 28%, var(--sat-accent-green) 54%, var(--sat-accent-mauve) 100%);
  --sat-gradient-rainbow-soft: linear-gradient(135deg, rgba(198,109,84,.28) 0%, rgba(180,214,112,.22) 52%, rgba(165,124,157,.28) 100%);

  /* Couleurs de base du site */
  --bg: #ffffff;
  --ink: #111111;
  --muted: #5f5f5f;
  --line: #ebebeb;
  --soft: #f7f6f2;
  --warm: #fbfaf7;
  --panel: #ffffff;
  --dark: #121212;
}

/* --- Reset & base --- */
* { box-sizing: border-box }
html { scroll-behavior: smooth }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
}
a { color: inherit; text-decoration: none }
img { max-width: 100%; display: block }

/* --- Typographie titres --- */
h1, h2,
.hero h1,
.section-head h2,
.intro-text h2,
.portrait-intro h2,
.contact-name,
.methodology h2,
.reader-copy h1,
.reader-copy h2 {
  font-family: var(--font-title);
}

/* --- Topbar --- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(255,255,255,.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0,0,0,.06);
}
.home .topbar {
  position: fixed;
  left: 0; right: 0;
  background: transparent;
  backdrop-filter: none;
  border-bottom: none;
}
.topbar .wrap {
  max-width: 1440px;
  margin: 0 auto;
  padding: 22px 32px;
  display: flex;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
}
.brand {
  font-family: var(--font-body);
  font-size: 15px;
  letter-spacing: .10em;
  text-transform: uppercase;
  color: #111;
}
.nav {
  display: flex;
  gap: 22px;
  font-size: 14px;
  color: #111;
  flex-wrap: wrap;
  align-items: center;
}
.nav a.active {
  color: #111;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 6px;
}
.nav-group { position: relative; display: flex; align-items: center }
.nav-group-trigger { display: inline-flex; align-items: center; gap: 6px }
.nav-group-trigger::after {
  content: '';
  width: 6px;
  height: 6px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  transition: transform .16s ease;
}
.nav-group:hover .nav-group-trigger::after,
.nav-group:focus-within .nav-group-trigger::after { transform: translateY(1px) rotate(225deg) }
.nav-submenu {
  position: absolute;
  z-index: 1300;
  top: calc(100% + 14px);
  left: 50%;
  width: min(340px, calc(100vw - 36px));
  padding: 12px;
  background: rgba(255,255,255,.98);
  border: 1px solid rgba(0,0,0,.09);
  box-shadow: 0 18px 54px rgba(0,0,0,.14);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translate(-50%, -5px);
  transition: opacity .15s ease, transform .15s ease, visibility .15s ease;
}
.nav-submenu::before { content: ''; position: absolute; left: 0; right: 0; top: -15px; height: 15px }
.nav-group:hover .nav-submenu,
.nav-group:focus-within .nav-submenu { opacity: 1; visibility: visible; pointer-events: auto; transform: translate(-50%, 0) }
.nav-submenu-title {
  display: block;
  padding: 3px 8px 7px;
  color: #777;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.nav-submenu-title-secondary { margin-top: 7px; padding-top: 10px; border-top: 1px solid rgba(0,0,0,.07) }
.nav .nav-submenu-link {
  display: block;
  width: 100%;
  padding: 9px 8px;
  border: 0;
  border-radius: 7px;
  transition: background .14s ease;
}
.nav .nav-submenu-link:hover,
.nav .nav-submenu-link:focus-visible { background: #f3f5f3 }
.nav-submenu-link strong { display: block; color: #111; font-size: 13px; font-weight: 600; line-height: 1.22 }
.nav-submenu-link small { display: block; margin-top: 3px; color: #747a77; font-size: 11px; line-height: 1.25 }
.nav .nav-submenu-link-compact { padding-top: 8px; padding-bottom: 8px }

/* Topbar sticky (legacy class, now default) */
.topbar.is-sticky {
  z-index: 900;
}

/* Topbar solide au scroll (home) */
.topbar.is-solid {
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0,0,0,.06);
  box-shadow: 0 4px 20px rgba(0,0,0,.04);
}

/* Home-specific overrides */
.home .brand,
.home .nav a { color: #111; text-shadow: none }
.home .nav a.active { color: #111; border-bottom-color: #111 }
.home .kicker { color: #6c6458 }

/* --- Page wrapper --- */
.page {
  max-width: none;
  margin: 0 auto;
  padding: 0 0 90px;
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  margin: 0 0 88px;
  display: flex;
  align-items: flex-end;
  background: #ddd center/cover no-repeat;
}
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.22), rgba(0,0,0,.04) 42%, rgba(0,0,0,.08));
}
.hero-card {
  position: relative;
  z-index: 1;
  background: rgba(255,255,255,.96);
  padding: 34px 40px;
  max-width: 620px;
  margin: 0 0 10vh 7vw;
  box-shadow: 0 24px 80px rgba(0,0,0,.10);
}
.kicker {
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: #7a746d;
  margin-bottom: 16px;
}
.hero h1 {
  font-family: var(--font-title);
  font-size: 100px;
  line-height: .88;
  font-weight: 300;
  margin: 0 0 18px;
  letter-spacing: -.04em;
}
.hero p {
  font-size: 30px;
  line-height: 1.28;
  color: #2f2f2f;
  max-width: 20em;
}

/* --- Buttons --- */
.btns { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 26px }
.btn {
  display: inline-block;
  padding: 13px 18px;
  border: 1px solid var(--ink);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  background: #fff;
}
.btn.fill { background: var(--ink); color: #ffffff }

/* --- Sections --- */
.section { padding: 18px 0 64px }
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  border-top: 1px solid var(--line);
  padding-top: 20px;
  margin-bottom: 36px;
}
.section-head h2 {
  margin: 0;
  font-family: var(--font-title);
  font-size: 64px;
  font-weight: 300;
  letter-spacing: -.03em;
}
.section-head .note { color: var(--muted); font-size: 14px }

/* --- Publications list --- */
.list { display: grid; gap: 44px }
.pub {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 34px;
  align-items: start;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(0,0,0,.04);
}
.cover {
  background: #efeae0;
  padding: 14px;
  box-shadow: 0 8px 30px rgba(0,0,0,.05);
}
.meta {
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}
.pub h3 { font-size: 38px; line-height: 1.05; font-weight: 400; margin: 0 0 12px }
.pub p { font-size: 18px; line-height: 1.6; color: #4a4945; margin: 0 0 16px; max-width: 44em }

/* --- Grid / Cards --- */
.grid3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 28px }
.card { background: var(--panel); padding: 18px; border: 1px solid rgba(0,0,0,.05) }
.card h3 { font-size: 28px; font-weight: 400; margin: 14px 0 10px }
.card p { color: #4a4945; line-height: 1.6; font-size: 17px }

/* --- Quote --- */
.quote {
  padding: 80px 0 30px;
  max-width: 980px;
  margin: 0 auto;
  font-size: 42px;
  line-height: 1.18;
  font-style: italic;
}
.quote small {
  display: block;
  font-size: 16px;
  font-style: normal;
  color: var(--muted);
  margin-top: 24px;
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--line);
  padding: 30px 0 60px;
  color: var(--muted);
  font-size: 14px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

/* --- Reader --- */
.reader-hero {
  display: grid;
  grid-template-columns: minmax(260px,340px) 1fr;
  gap: 48px;
  align-items: end;
  padding: 40px 0 50px;
}
.reader-hero h1 { font-size: 62px; line-height: .98; font-weight: 400; margin: 0 0 14px }
.reader-hero p { font-size: 21px; line-height: 1.55; color: #494844 }
.reader-nav { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 18px }
.pages { display: grid; gap: 26px }
.pageimg { background: #ebe7de; padding: 14px }
.pageimg img { width: 100%; height: auto }
.tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}

/* --- Logo band (partenaires) --- */
.logo-band {
  background: #fff;
  border-top: 1px solid #ebebeb;
  padding: 28px 32px 34px;
  margin-top: 0;
}
.logo-band-inner {
  max-width: 1320px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(7, minmax(0,1fr));
  gap: 18px;
  align-items: center;
}
.logo-link {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 96px;
  padding: 14px 18px;
  background: #fff;
  border: 1px solid rgba(0,0,0,.06);
  transition: transform .18s ease, box-shadow .18s ease;
}
.logo-link:hover { transform: translateY(-1px); box-shadow: 0 8px 24px rgba(0,0,0,.06) }
.logo-link img { max-width: 100%; max-height: 58px; width: auto; height: auto; object-fit: contain }
.logo-link.logo-avesnoise img { transform: scale(1.3) }
.logo-link.logo-hdn img { transform: scale(1.5) }

/* --- Home contact --- */
.home-contact { max-width: 1320px; margin: 0 auto 34px; padding: 0 32px }
.home-contact-inner {
  border-top: 1px solid #ebebeb;
  border-bottom: 1px solid #ebebeb;
  padding: 22px 0;
  display: grid;
  grid-template-columns: minmax(260px,.9fr) minmax(320px,1.1fr);
  gap: 28px;
  align-items: center;
}
.home-contact .kicker { margin-bottom: 8px }
.home-contact h2 {
  font-family: var(--font-title);
  font-weight: 300;
  font-size: 34px;
  line-height: 1;
  margin: 0 0 8px;
  letter-spacing: -.03em;
}
.home-contact p { font-size: 15px; line-height: 1.55; color: #4a4945; margin: 0; max-width: 42em }
.home-contact-links {
  display: flex;
  gap: 10px 18px;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
}
.home-contact-links a {
  font-size: 14px;
  border-bottom: 1px solid rgba(0,0,0,.18);
  padding-bottom: 3px;
  color: #111;
}
.home-contact-links a:hover { border-color: #111 }
.home-contact-meta {
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: #777;
  margin-top: 10px;
}

/* --- Cadre institutionnel (Pacte SAT) --- */
.institutional-block {
  max-width: 1320px;
  margin: 0 auto 62px;
  padding: 34px 36px 36px;
  border: 1px solid rgba(0,0,0,.08);
  background: linear-gradient(135deg, #fff 0%, #fbfaf7 100%);
  box-shadow: 0 18px 60px rgba(0,0,0,.045);
}
.institutional-grid {
  display: grid;
  grid-template-columns: minmax(280px,.95fr) minmax(0,1.35fr);
  gap: 42px;
  align-items: start;
}
.institutional-block h2 {
  font-family: var(--font-title);
  font-size: 54px;
  line-height: 1;
  font-weight: 300;
  letter-spacing: -.03em;
  margin: 0 0 16px;
  color: #111;
}
.institutional-block p { font-size: 18px; line-height: 1.56; color: #403f3b; margin: 0 0 14px; max-width: 45em }
.institutional-actions { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; margin-top: 22px }
.institutional-actions .btn { background: #111; color: #fff }
.institutional-actions .btn.secondary { background: #fff; color: #111 }
.institutional-links { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 14px; align-items: stretch }
.institutional-logo-btn {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 18px;
  min-height: 188px;
  padding: 20px 18px 18px;
  border: 1px solid rgba(0,0,0,.08);
  background: #fff;
  transition: box-shadow .18s ease, border-color .18s ease, transform .18s ease;
}
.institutional-logo-btn:hover {
  box-shadow: 0 16px 42px rgba(0,0,0,.07);
  border-color: rgba(0,0,0,.16);
  transform: translateY(-2px);
}
.institutional-logo-btn img { width: 100%; height: 86px; object-fit: contain; object-position: left center; filter: saturate(.92) }
.institutional-logo-btn span { font-size: 11px; letter-spacing: .16em; text-transform: uppercase; color: #555; line-height: 1.35 }
.institutional-logo-btn strong { display: block; margin-top: 6px; font-size: 15px; letter-spacing: 0; text-transform: none; color: #111; font-weight: 500; line-height: 1.28 }

/* --- Page intro --- */
.page-intro {
  margin: -28px 0 64px;
  padding: 8px 0 34px;
  border-bottom: 1px solid rgba(0,0,0,.10);
  background: #fff;
}
.page-intro p { max-width: 980px; margin: 0; font-size: 20px; line-height: 1.62; color: #111 }

/* --- SAT+ Intro --- */
.satplus-intro { position: relative; margin: -28px 0 64px; padding: 8px 0 34px; border-bottom: 1px solid rgba(0,0,0,.10); background: #fff; overflow: hidden }
.satplus-intro::before { content: '' }
.satplus-intro-grid { position: relative; z-index: 1; display: block }
.satplus-intro-mark { font-family: var(--font-title); font-size: 64px; line-height: 1; font-weight: 300; letter-spacing: -.03em; color: #111; margin: 0 0 2px }
.satplus-intro .kicker { margin-bottom: 26px; color: #7a746d }
.satplus-intro h2 { font-family: var(--font-title); max-width: 1120px; margin: 0 0 24px; font-size: 36px; line-height: 1.12; font-weight: 400; letter-spacing: -.025em; color: #111 }
.satplus-intro-body { display: block; max-width: 1120px }
.satplus-intro-text p { font-size: 19px; line-height: 1.62; color: #111; margin: 0 0 15px; max-width: 68em }
.satplus-intro-fields { border-left: 0; padding-left: 0; margin-top: 18px }
.satplus-intro-fields p { font-size: 18px; line-height: 1.55; color: #111; margin: 0 0 14px; max-width: 68em }
.satplus-field-list { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 10px; font-size: 16px; letter-spacing: 0; text-transform: none; color: #111; margin-top: 4px }
.satplus-field-list span { display: inline-flex; align-items: center }
.satplus-field-list .satplus-field-sep { color: #9a958c; letter-spacing: 0 }
.satplus-publications-lead { max-width: 1120px; margin: 22px 0 0; font-size: 19px; line-height: 1.62; color: #3f3e3a; font-style: italic }

/* --- Resource page intro --- */
.resource-page-intro { max-width: 1320px; margin: -28px auto 56px; padding-left: 32px; padding-right: 32px }
.resource-page-intro p { max-width: 1120px }

/* --- Navigation mobile (burger CSS-only) --- */
.nav-checkbox,
.nav-toggle { display: none }
@media (max-width:900px) {
  .topbar .wrap {
    position: relative !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 16px !important;
  }
  .nav-checkbox {
    position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none;
  }
  .nav-toggle {
    display: inline-flex !important;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 44px; height: 44px;
    margin-left: auto;
    border: 1px solid rgba(0,0,0,.14);
    border-radius: 999px;
    background: rgba(255,255,255,.86);
    color: #111;
    cursor: pointer;
    z-index: 3;
    -webkit-tap-highlight-color: transparent;
  }
  .nav-toggle span {
    display: block; width: 18px; height: 1px;
    background: currentColor;
    transition: transform .18s ease, opacity .18s ease;
  }
  .nav-checkbox:checked + .nav-toggle span:nth-child(1) { transform: translateY(6px) rotate(45deg) }
  .nav-checkbox:checked + .nav-toggle span:nth-child(2) { opacity: 0 }
  .nav-checkbox:checked + .nav-toggle span:nth-child(3) { transform: translateY(-6px) rotate(-45deg) }
  .topbar .nav {
    display: none !important;
    position: absolute !important;
    top: calc(100% - 8px) !important;
    left: 18px !important; right: 18px !important;
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 0 !important;
    padding: 14px 18px 16px !important;
    background: rgba(255,255,255,.96) !important;
    border: 1px solid rgba(0,0,0,.08) !important;
    box-shadow: 0 18px 50px rgba(0,0,0,.12) !important;
    backdrop-filter: blur(12px) !important;
    -webkit-backdrop-filter: blur(12px) !important;
    color: #111 !important;
    z-index: 2 !important;
  }
  .nav-checkbox:checked ~ .nav { display: flex !important }
  .topbar .nav a {
    width: 100%;
    padding: 12px 0 !important;
    border-bottom: 1px solid rgba(0,0,0,.06) !important;
    text-shadow: none !important;
  }
  .topbar .nav a:last-child { border-bottom: 0 !important }
  .topbar .nav a.active {
    border-bottom: 1px solid rgba(0,0,0,.18) !important;
    font-weight: 600;
  }
  .topbar .nav-group { display: block; width: 100% }
  .topbar .nav-group-trigger { display: flex; justify-content: space-between }
  .topbar .nav-group-trigger::after { margin-right: 3px; transform: translateY(-2px) rotate(45deg) }
  .topbar .nav-group:hover .nav-group-trigger::after,
  .topbar .nav-group:focus-within .nav-group-trigger::after { transform: translateY(-2px) rotate(45deg) }
  .topbar .nav-submenu {
    position: static;
    width: 100%;
    padding: 3px 0 8px 14px;
    background: transparent;
    border: 0;
    border-left: 1px solid rgba(0,0,0,.11);
    box-shadow: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
    transition: none;
  }
  .topbar .nav-submenu::before { display: none }
  .topbar .nav-submenu-title { padding: 9px 9px 4px }
  .topbar .nav-submenu-title-secondary { margin-top: 3px; padding-top: 8px }
  .topbar .nav .nav-submenu-link {
    padding: 7px 9px !important;
    border: 0 !important;
  }
  .topbar .nav-submenu-link strong { font-size: 13px }
  .topbar .nav-submenu-link small { font-size: 11px }
}
@media (max-width:520px) {
  .topbar .wrap { padding-left: 18px !important; padding-right: 18px !important }
  .brand { font-size: 13px !important; letter-spacing: .08em !important; max-width: calc(100% - 62px) }
}

/* --- Back-to-top --- */
.back-to-top {
  position: fixed;
  right: 22px; bottom: 22px;
  z-index: 80;
  width: 44px; height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(0,0,0,.12);
  border-radius: 999px;
  background: rgba(255,255,255,.86);
  color: #111;
  font-family: var(--font-body);
  font-size: 24px;
  line-height: 1;
  text-decoration: none;
  box-shadow: 0 10px 30px rgba(0,0,0,.08);
  backdrop-filter: blur(10px);
  transition: transform .18s ease, background .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.back-to-top:hover,
.back-to-top:focus-visible {
  transform: translateY(-2px);
  background: #fff;
  border-color: rgba(0,0,0,.24);
  box-shadow: 0 14px 38px rgba(0,0,0,.12);
}

/* --- Responsive global --- */
@media (max-width:900px) {
  .hero { min-height: 440px }
  .hero-card { margin: 24px; max-width: none }
  .hero h1 { font-size: 54px }
  .pub { grid-template-columns: 1fr }
  .reader-hero { grid-template-columns: 1fr }
  .grid3 { grid-template-columns: 1fr }
  .institutional-block { margin: 0 22px 48px; padding: 26px 22px }
  .institutional-grid { grid-template-columns: 1fr; gap: 28px }
  .institutional-block h2 { font-size: 42px }
  .institutional-links { grid-template-columns: 1fr }
  .institutional-logo-btn { min-height: 0 }
  .institutional-logo-btn img { height: 72px }
  .page-intro { margin: -34px 0 54px; padding: 4px 0 28px }
  .page-intro p { font-size: 17px }
  .satplus-intro { margin: -34px 0 54px; padding: 4px 0 28px }
  .satplus-intro-mark { font-size: 54px }
  .satplus-intro h2 { font-size: 32px }
  .satplus-intro-text p, .satplus-publications-lead { font-size: 17px }
  .satplus-intro-fields { border-top: 1px solid rgba(0,0,0,.12); padding-top: 20px }
  .satplus-field-list { gap: 8px 10px; font-size: 15px }
  .resource-page-intro { margin: -24px auto 46px; padding-left: 22px; padding-right: 22px }
}
@media (max-width:1100px) {
  .logo-band-inner { grid-template-columns: repeat(4, minmax(0,1fr)) }
}
@media (max-width:800px) {
  .home-contact { padding: 0 18px }
  .home-contact-inner { grid-template-columns: 1fr }
  .home-contact-links { justify-content: flex-start }
  .home-contact h2 { font-size: 30px }
}
@media (max-width:700px) {
  .logo-band { padding: 22px 18px 26px }
  .logo-band-inner { grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px }
  .logo-link { height: 84px; padding: 12px }
  .logo-link img { max-height: 46px }
  .back-to-top { right: 16px; bottom: 16px; width: 40px; height: 40px; font-size: 22px }
}
@media (max-width:520px) {
  .satplus-field-list { gap: 7px 9px }
}

/* Auth nav elements */
.nav-auth {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.nav-user { font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted) }
.nav-auth-link { font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink) }
.nav-logout-form { display: inline }
.nav-logout-btn { background: none; border: 1px solid var(--line); color: var(--ink); padding: 6px 10px; font-size: 10px; letter-spacing: .14em; text-transform: uppercase; cursor: pointer; font-family: inherit }
.nav-logout-btn:hover { background: var(--ink); color: #fff; border-color: var(--ink) }

/* --- Atlas / resource pages (shared) --- */
.atlas-page { max-width: none; margin: 0; padding: 0 0 80px }

.resource-hero {
  position: relative;
  min-height: 82vh;
  margin: 0 0 42px;
  display: flex;
  align-items: flex-end;
  background: #ddd center/cover no-repeat;
}
.resource-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.22), rgba(0,0,0,.04) 42%, rgba(0,0,0,.08));
}
.resource-hero-card {
  position: relative;
  z-index: 1;
  background: rgba(255,255,255,.96);
  padding: 34px 40px;
  max-width: 620px;
  margin: 0 0 7vh 7vw;
  box-shadow: 0 24px 80px rgba(0,0,0,.10);
}
.resource-hero-card h1 {
  font-family: var(--font-title);
  font-size: 100px;
  line-height: .88;
  font-weight: 300;
  margin: 0 0 18px;
  letter-spacing: -.04em;
  color: #111;
}
.resource-hero-card p {
  font-size: 30px;
  line-height: 1.28;
  color: #2f2f2f;
  max-width: 20em;
  margin: 0;
}
@media (max-width:900px) {
  .resource-hero { min-height: 440px; margin-bottom: 34px }
  .resource-hero-card { margin: 24px; max-width: none }
  .resource-hero-card h1 { font-size: 54px }
  .resource-hero-card p { font-size: 22px }
}

/* Ressources — menu thématique */
.nav-submenu-resources { width: min(380px, calc(100vw - 36px)); max-height: min(72vh, 620px); overflow-y: auto; }
.nav-submenu-empty { display:block; padding:5px 8px 8px; color:#9a9a9a; font-size:11px; line-height:1.3; font-style:italic; }
@media (max-width: 900px) {
  .topbar .nav-submenu-resources { max-height:none; overflow:visible; }
  .topbar .nav-submenu-empty { padding-left:9px; }
}

/* Ressources : pont de survol entre le libellé du menu et le sous-menu. */
@media (min-width:901px){
  .topbar .nav-group{z-index:1301}
  .topbar .nav-group::before{
    content:'';
    position:absolute;
    left:-12px;
    right:-12px;
    top:100%;
    height:24px;
    z-index:1299;
  }
  .topbar .nav-submenu{top:calc(100% + 10px)}
  .topbar .nav-submenu::before{top:-12px;height:12px}
}

/* --- Recherche éditoriale du site --- */
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}
.nav-search { position: relative; flex: 0 0 auto; }
.nav-search-field {
  width: 154px;
  height: 34px;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0 10px;
  border: 1px solid rgba(0,0,0,.12);
  border-radius: 999px;
  background: rgba(255,255,255,.72);
  transition: width .18s ease, border-color .18s ease, background .18s ease, box-shadow .18s ease;
}
.nav-search:focus-within .nav-search-field {
  width: 190px;
  background: #fff;
  border-color: rgba(0,0,0,.24);
  box-shadow: 0 8px 24px rgba(0,0,0,.06);
}
.nav-search-icon {
  width: 13px;
  height: 13px;
  flex: 0 0 13px;
  border: 1.4px solid #555;
  border-radius: 50%;
  position: relative;
  opacity: .76;
}
.nav-search-icon::after {
  content: '';
  position: absolute;
  width: 6px;
  height: 1.4px;
  background: #555;
  right: -5px;
  bottom: -2px;
  transform: rotate(45deg);
  transform-origin: left center;
}
.nav-search-input {
  min-width: 0;
  width: 100%;
  border: 0;
  outline: 0;
  padding: 0;
  background: transparent;
  color: #111;
  font: inherit;
  font-size: 12px;
}
.nav-search-input::placeholder { color: #8a8a8a; }
.nav-search-results {
  position: absolute;
  z-index: 1500;
  top: calc(100% + 10px);
  right: 0;
  width: min(390px, calc(100vw - 36px));
  padding: 8px;
  background: rgba(255,255,255,.99);
  border: 1px solid rgba(0,0,0,.09);
  box-shadow: 0 18px 54px rgba(0,0,0,.14);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.nav-search-results[hidden] { display: none !important; }
.nav-search-result {
  display: block;
  padding: 10px 11px !important;
  border: 0 !important;
  border-radius: 7px;
  color: #111 !important;
  text-decoration: none;
}
.nav-search-result:hover,
.nav-search-result:focus-visible,
.nav-search-result.is-active { background: #f3f5f3; outline: 0; }
.nav-search-result-title { display: block; font-size: 13px; font-weight: 600; line-height: 1.28; }
.nav-search-result-meta { display: block; margin-top: 3px; color: #777; font-size: 10px; letter-spacing: .08em; text-transform: uppercase; }
.nav-search-empty { padding: 10px 11px; color: #777; font-size: 12px; line-height: 1.4; }
.nav-search-hint { padding: 7px 11px 5px; color: #999; font-size: 10px; line-height: 1.35; }

@media (max-width:1180px) and (min-width:901px) {
  .topbar .wrap { padding-left: 20px; padding-right: 20px; gap: 10px; }
  .nav { gap: 14px; font-size: 13px; }
  .nav-search-field { width: 126px; }
  .nav-search:focus-within .nav-search-field { width: 165px; }
}
@media (max-width:900px) {
  .topbar .nav .nav-search { width: 100%; order: -1; margin: 0 0 8px; }
  .topbar .nav .nav-search-field,
  .topbar .nav .nav-search:focus-within .nav-search-field { width: 100%; height: 40px; }
  .topbar .nav .nav-search-results {
    position: static;
    width: 100%;
    margin-top: 7px;
    box-shadow: none;
    border: 1px solid rgba(0,0,0,.07);
    background: rgba(247,247,245,.96);
  }
  .topbar .nav .nav-search-result { width: auto !important; padding: 9px 10px !important; border: 0 !important; }
}

/* Menu tactile : sous-rubriques dans le flux, hauteur limitée à l’écran. */
.nav-submenu-toggle{display:none}
@media (max-width:900px){
  .topbar .wrap{flex-wrap:wrap!important;gap:8px 12px!important}
  .topbar .brand{min-width:0;overflow-wrap:anywhere}
  .topbar .nav-toggle{flex-shrink:0}
  .topbar .nav-auth{order:3;width:100%;min-width:0;justify-content:flex-end;flex-wrap:wrap}
  .topbar .nav{top:100%!important;align-items:stretch!important;max-height:calc(100vh - var(--site-nav-top,110px) - 12px);max-height:calc(100dvh - var(--site-nav-top,110px) - 12px);overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;box-sizing:border-box}
  .topbar .nav-group{min-width:0;position:relative}
  .topbar .nav-submenu,.topbar .nav-group:hover .nav-submenu,.topbar .nav-group:focus-within .nav-submenu{left:auto;right:auto;width:100%;max-width:100%;box-sizing:border-box;transform:none;max-height:none;overflow:visible}
  .topbar .nav-submenu-link{min-width:0;white-space:normal;overflow-wrap:anywhere}
  .topbar .nav-mobile-ready .nav-group-trigger{width:calc(100% - 46px);min-height:44px;box-sizing:border-box}
  .topbar .nav-mobile-ready .nav-group-trigger::after{display:none}
  .topbar .nav-mobile-ready .nav-submenu{display:none}
  .topbar .nav-mobile-ready .nav-group.is-open .nav-submenu{display:block}
  .topbar .nav-mobile-ready .nav-submenu-toggle{display:grid;place-items:center;position:absolute;top:0;right:0;width:44px;height:44px;background:transparent;border:0;color:inherit;cursor:pointer;font-size:24px}
  .topbar .nav-submenu-toggle[aria-expanded="true"] span{transform:rotate(180deg)}
  .topbar .nav-submenu-toggle:focus-visible,.topbar .nav-toggle:focus-visible{outline:2px solid #355b3e;outline-offset:2px}
}

/* Connexion disponible dans le menu commun, après Vidéos. */
.topbar .nav .nav-session-link{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;width:34px;height:34px;padding:0!important;border:1px solid transparent!important;border-radius:50%;line-height:1;text-decoration:none}
.nav-session-icon{font-family:"Segoe UI Emoji","Apple Color Emoji",sans-serif;font-size:18px}
.nav-session-label{display:none}
.topbar .nav .nav-session-link:hover{background:#f3f5f3;border-color:#dce3dd!important}
.topbar .nav .nav-session-link:focus-visible{outline:2px solid #355b3e;outline-offset:3px}
@media(max-width:900px){
  .topbar .nav .nav-session-link{width:100%;height:auto;min-height:44px;justify-content:flex-start;gap:9px;padding:10px 0!important;border:0!important;border-bottom:1px solid rgba(0,0,0,.06)!important;border-radius:0}
  .topbar .nav .nav-session-link:hover{background:transparent}
  .nav-session-label{display:inline;font-size:14px}
}
/* Barre commune, y compris les readers qui redéfinissent leurs styles en ligne. */
.topbar .brand{white-space:nowrap;flex-shrink:0;overflow-wrap:normal}
.topbar details.nav-auth{position:relative;display:block;flex-shrink:0;color:#333;font-size:12px}
.topbar details.nav-auth summary{display:flex;align-items:center;gap:8px;list-style:none;cursor:pointer;min-height:34px;white-space:nowrap;padding:4px 0;font-weight:500}
.topbar details.nav-auth summary::-webkit-details-marker{display:none}
.topbar .nav-account-chevron{width:6px;height:6px;border-right:1px solid;border-bottom:1px solid;transform:translateY(-2px) rotate(45deg)}
.topbar details.nav-auth[open] .nav-account-chevron{transform:translateY(1px) rotate(225deg)}
.topbar .nav-account-panel{position:absolute;z-index:1500;right:0;top:calc(100% + 10px);width:230px;padding:16px;background:#fff;border:1px solid #e4e7e1;box-shadow:0 12px 35px #00000015;color:#222}
.topbar .nav-account-identity{font-size:12px;line-height:1.5;margin:0 0 12px;overflow-wrap:anywhere;color:#747a70}
.topbar .nav-account-identity strong{color:#333;font-weight:500}
.topbar .nav-account-panel .nav-auth-link{display:block;font-size:12px;letter-spacing:0;text-transform:none;padding:10px 0;border-top:1px solid #eee}
.topbar .nav-account-panel .nav-logout-form{display:block;margin-top:8px}
.topbar .nav-account-panel .nav-logout-btn{width:100%;font-size:11px;letter-spacing:.06em;padding:9px}
.topbar details.nav-auth summary:focus-visible{outline:2px solid #355b3e;outline-offset:4px}
@media(min-width:901px){
 .topbar>.wrap{display:grid;grid-template-columns:auto minmax(0,1fr) auto;max-width:1600px;padding:20px 28px;gap:18px;align-items:center}
 .topbar #site-nav{justify-content:flex-end;flex-wrap:nowrap;min-width:0;gap:clamp(10px,1.1vw,18px);font-size:13px}
 .topbar #site-nav>a,.topbar #site-nav .nav-group-trigger{white-space:nowrap;flex-shrink:0}
 .topbar #site-nav .nav-group{flex-shrink:0}
 .topbar #site-nav .nav-search{min-width:0;flex:0 1 145px}
 .topbar #site-nav .nav-search-field,.topbar #site-nav .nav-search:focus-within .nav-search-field{width:100%;min-width:95px;max-width:145px}
}
@media(min-width:901px) and (max-width:1100px){
 .topbar>.wrap{grid-template-columns:auto 1fr auto;row-gap:8px;padding:14px 22px}
 .topbar .brand{grid-column:1;grid-row:1}
 .topbar details.nav-auth{grid-column:3;grid-row:1}
 .topbar #site-nav{grid-column:1/-1;grid-row:2;gap:16px}
}
/* Ressources : thèmes en liste ; leurs articles s’ouvrent uniquement au clic. */
.topbar .nav-group-resources .nav-group-trigger::after{display:none}
.topbar .resource-menu-toggle,.topbar .resource-theme-toggle{display:grid;place-items:center;border:0;background:transparent;color:inherit;cursor:pointer;flex-shrink:0;font:inherit}
.topbar .resource-menu-toggle{width:20px;height:34px;margin-left:1px}
.topbar .resource-menu-toggle span{width:6px;height:6px;border-right:1px solid;border-bottom:1px solid;transform:translateY(-2px) rotate(45deg);transition:transform .18s ease}
.topbar .resource-menu-toggle[aria-expanded="true"] span{transform:translateY(1px) rotate(225deg)}
.topbar .resource-menu-toggle:focus-visible,.topbar .resource-theme-toggle:focus-visible{outline:2px solid #355b3e;outline-offset:1px}
.topbar .nav-group-resources .nav-submenu-resources{width:min(360px,calc(100vw - 36px));padding:12px;max-height:min(75vh,650px);overflow-y:auto}
.topbar .nav-group-resources.resource-menu-ready .nav-submenu-resources{opacity:0;visibility:hidden;pointer-events:none;transform:translate(-50%,-5px)}
.topbar .nav-group-resources.resource-menu-ready.is-open .nav-submenu-resources{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,0)}
.topbar .resource-theme-list{min-height:0;padding:0}
.topbar .resource-theme-heading{display:flex;align-items:center;width:100%;border-radius:4px}
.topbar .resource-theme.is-selected .resource-theme-heading{background:#f2f5f0}
.topbar .nav .resource-theme-link{display:block;flex:1;min-width:0;padding:11px 8px;border:0;white-space:normal;line-height:1.3}
.topbar .resource-theme-link strong{display:block;font-size:13px;font-weight:500;color:#202820}
.topbar .resource-theme-link small{display:block;font-size:10px;color:#808679;margin-top:3px}
.topbar .resource-theme-toggle{width:36px;min-height:44px}
.topbar .resource-theme-toggle span{display:block;width:20px;height:20px;font:22px/20px Arial,sans-serif;text-align:center;transform:rotate(0);transition:transform .2s ease}
.topbar .resource-theme-toggle[aria-expanded="true"] span{transform:rotate(45deg)}
.topbar .resource-theme-articles{position:static;margin:2px 0 8px 12px;padding:4px 0 4px 10px;border-left:1px solid #e3e8e2}
.topbar .resource-theme-articles[hidden]{display:none!important}
.topbar .resource-theme-title{display:none}
.topbar .nav .resource-theme-articles a{display:flex;align-items:center;justify-content:space-between;gap:10px;width:100%;padding:10px 8px;border:0;border-radius:4px;white-space:normal;line-height:1.45;font-size:12px;color:#374230}
.topbar .resource-theme-articles a span{color:#9aab91;font-size:13px;flex-shrink:0}
.topbar .nav .resource-theme-articles a:hover,.topbar .nav .resource-theme-articles a:focus-visible{background:#f3f5f0}
@media(max-width:900px){
 .topbar #site-nav{flex-wrap:nowrap!important;background:#fff!important}
 .topbar #site-nav>*{flex-shrink:0}
 .topbar details.nav-auth{order:3;width:100%;text-align:right}
 .topbar details.nav-auth summary{justify-content:flex-end}
 .topbar .nav-account-panel{text-align:left;max-width:calc(100vw - 36px)}
 .topbar .nav-group-resources .resource-menu-toggle{position:absolute;top:0;right:0;width:44px;height:44px;margin:0}
 .topbar .nav-group-resources .nav-group-trigger{width:calc(100% - 46px);min-height:44px}
 .topbar .nav-group-resources.resource-menu-ready .nav-submenu-resources{display:none;position:static;width:100%;max-height:none;overflow:visible;transform:none;opacity:1;visibility:visible;pointer-events:auto}
 .topbar .nav-group-resources.resource-menu-ready.is-open .nav-submenu-resources{display:block;transform:none}
 .topbar .resource-theme-toggle{width:44px}
 .topbar .nav .resource-theme-articles a{min-height:44px}
}
@media(prefers-reduced-motion:reduce){.topbar .resource-menu-toggle span,.topbar .resource-theme-toggle span{transition:none}}