/* EDS — Enén Douka et Songoyabhé
   Mise en page : bandeau d'en-tête fixe, sections en bandes pleine largeur,
   contenu sur une colonne de 72rem ; le bleu du logo pour l'identité,
   la terre rouge (latérite) comme seul accent chaud. */
:root {
  --ink: #0f1d33;          /* texte principal */
  --ink-soft: #46546b;     /* texte secondaire */
  --paper: #f6f8fb;        /* fond de page, gris légèrement bleuté */
  --surface: #ffffff;      /* cartes, encarts */
  --line: #d9e1ec;         /* filets */
  --navy: #0d2b5c;         /* bleu nuit du logo */
  --sky: #6fa6d6;          /* bleu clair du logo */
  --sky-wash: #e6f0fa;     /* fond bleu très pâle */
  --laterite: #b4532a;     /* accent : terre rouge */
  --on-navy: #f2f6fb;
  --font-display: "Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --font-body: "Atkinson Hyperlegible", "Segoe UI", system-ui, -apple-system, sans-serif;
  --step--1: 0.875rem;
  --step-0: 1.0625rem;
  --step-1: 1.3rem;
  --step-2: 1.65rem;
  --step-3: 2.15rem;
  --step-4: clamp(2.2rem, 5vw + 0.5rem, 3.4rem);
  --radius: 10px;
  --wrap: 72rem;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ink: #e7edf6; --ink-soft: #a8b5c8; --paper: #0c1525; --surface: #13203a;
    --line: #253556; --navy: #0a2149; --sky: #8bbbe6; --sky-wash: #172a49;
    --laterite: #e07c4f; --on-navy: #eef3fa; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --ink: #e7edf6; --ink-soft: #a8b5c8; --paper: #0c1525; --surface: #13203a;
  --line: #253556; --navy: #0a2149; --sky: #8bbbe6; --sky-wash: #172a49;
  --laterite: #e07c4f; --on-navy: #eef3fa; color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.6;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid var(--sky); outline-offset: 3px; border-radius: 4px; }
h1, h2, h3 { font-family: var(--font-display); line-height: 1.15; text-wrap: balance; margin: 0; letter-spacing: -0.01em; }
h1 { font-size: var(--step-4); font-weight: 700; }
h2 { font-size: var(--step-3); font-weight: 700; }
h3 { font-size: var(--step-1); font-weight: 600; }
p { margin: 0; }

.wrap {
  max-width: var(--wrap);
  margin-inline: auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
.eyebrow {
  font-size: var(--step--1);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: var(--laterite);
}
.lead { font-size: var(--step-1); color: var(--ink-soft); max-width: 40ch; }
.prose { display: grid; gap: 1rem; max-width: 65ch; }
.prose p { color: var(--ink-soft); }
.prose strong { color: var(--ink); }

/* ---------- En-tête ---------- */
body::before {
  content: ""; position: fixed; inset: 0 0 auto;
  height: env(safe-area-inset-top, 0px); z-index: 30; background: var(--surface);
}
.site-header {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 4.25rem; }
.brand { display: flex; align-items: center; gap: 0.75rem; text-decoration: none; min-width: 0; }
.brand img { width: 46px; height: 46px; border-radius: 50%; }
.brand-name { display: grid; line-height: 1.15; min-width: 0; }
.brand-name strong { font-family: var(--font-display); font-size: 1.15rem; color: var(--navy); letter-spacing: 0.04em; }
.brand-name span { font-size: 0.8rem; color: var(--ink-soft); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
:root[data-theme="dark"] .brand-name strong { color: var(--sky); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .brand-name strong { color: var(--sky); } }

.nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 0.25rem; }
.nav a {
  display: block; padding: 0.5rem 0.8rem; border-radius: 6px;
  text-decoration: none; font-weight: 700; font-size: 0.95rem; color: var(--ink-soft);
}
.nav a:hover { color: var(--ink); background: var(--sky-wash); }
.nav a[aria-current="page"] { color: var(--ink); box-shadow: inset 0 -3px 0 var(--laterite); border-radius: 6px 6px 0 0; }
.menu-toggle { display: none; }
.skip { position: absolute; left: -9999px; top: 0; }
.skip:focus { left: 1rem; top: 1rem; z-index: 50; background: var(--surface); padding: 0.5rem 1rem; border-radius: 6px; }

@media (max-width: 820px) {
  .nav { position: relative; }
  .nav.js .menu-toggle {
    display: inline-flex; align-items: center; cursor: pointer;
    padding: 0.55rem 0.9rem; border: 1px solid var(--line); border-radius: 8px;
    font: inherit; font-weight: 700; font-size: 0.95rem; background: var(--surface); color: var(--ink);
  }
  .nav:not(.js) ul { flex-wrap: wrap; justify-content: flex-end; }
  .nav.js ul {
    position: absolute; right: 0; top: calc(100% + 0.5rem);
    flex-direction: column; min-width: 14rem; padding: 0.5rem;
    background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
    box-shadow: 0 12px 30px rgb(13 43 92 / 0.15);
  }
  .nav.js:not(.open) ul { display: none; }
  .nav.js a[aria-current="page"] { box-shadow: inset 3px 0 0 var(--laterite); border-radius: 0 6px 6px 0; }
}

/* ---------- Boutons ---------- */
.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.8rem 1.25rem; border-radius: 8px; font-weight: 700; text-decoration: none;
  border: 2px solid transparent; transition: background 0.15s, color 0.15s;
}
.btn-primary { background: var(--laterite); color: #fff; }
.btn-primary:hover { background: var(--ink); }
.btn-ghost { border-color: currentColor; color: var(--ink); }
.btn-ghost:hover { background: var(--sky-wash); }
.band-navy .btn-ghost { color: var(--on-navy); }
.band-navy .btn-ghost:hover { background: rgb(255 255 255 / 0.1); }

/* ---------- Bandes ---------- */
.band { padding-block: clamp(3rem, 7vw, 5.5rem); }
.band-white { background: var(--surface); border-block: 1px solid var(--line); }
.band-navy { background: var(--navy); color: var(--on-navy); }
.band-navy .eyebrow { color: #f0a47c; }
.band-navy p { color: rgb(242 246 251 / 0.82); }
.section-head { display: grid; gap: 0.75rem; margin-bottom: 2.25rem; max-width: 46rem; }

/* ---------- Accueil : ouverture ---------- */
.hero { padding-block: clamp(2.5rem, 6vw, 4.5rem); }
.hero .wrap { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.hero-text { display: grid; gap: 1.4rem; min-width: 0; }
.hero-media { margin: 0; }
.media-box { position: relative; }
.hero-media img.photo { border-radius: var(--radius); aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
.hero-media .seal {
  position: absolute; left: -1.25rem; bottom: -1.25rem; width: 104px; height: 104px;
  border-radius: 50%; border: 5px solid var(--paper); background: #fff;
}
.hero-media figcaption { margin-top: 0.9rem; font-size: var(--step--1); color: var(--ink-soft); padding-left: 6.5rem; }
@media (max-width: 820px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .hero-media .seal { left: 0.75rem; width: 84px; height: 84px; }
  .hero-media figcaption { padding-left: 6.25rem; margin-top: 0.6rem; }
}

/* ---------- Domaines ---------- */
.domains { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 2px solid var(--ink); }
.domain { padding: 1.5rem 1.5rem 1.5rem 0; display: grid; gap: 0.6rem; align-content: start; }
.domain + .domain { padding-left: 1.5rem; border-left: 1px solid var(--line); }
.domain svg { width: 34px; height: 34px; color: var(--laterite); }
.domain p { color: var(--ink-soft); font-size: 0.98rem; }
@media (max-width: 900px) {
  .domains { grid-template-columns: 1fr 1fr; }
  .domain:nth-child(3) { padding-left: 0; border-left: 0; }
  .domain:nth-child(n+3) { border-top: 1px solid var(--line); }
}
@media (max-width: 520px) {
  .domains { grid-template-columns: 1fr; }
  .domain, .domain + .domain { padding-left: 0; border-left: 0; }
  .domain + .domain { border-top: 1px solid var(--line); }
}

/* ---------- Fiche technique de l'eau ---------- */
.water { display: grid; grid-template-columns: 1fr 1.15fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.water > * { min-width: 0; }
.spec {
  border: 1px solid rgb(242 246 251 / 0.25); border-radius: var(--radius);
  font-variant-numeric: tabular-nums;
}
.spec-title {
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  padding: 0.9rem 1.25rem; border-bottom: 1px solid rgb(242 246 251 / 0.25);
  font-size: var(--step--1); text-transform: uppercase; letter-spacing: 0.1em; font-weight: 700;
}
.spec dl { margin: 0; display: grid; grid-template-columns: 1fr 1fr; }
.spec dl > div { padding: 1.25rem; display: grid; gap: 0.2rem; }
.spec dl > div:nth-child(odd) { border-right: 1px solid rgb(242 246 251 / 0.25); }
.spec dl > div:nth-child(-n+2) { border-bottom: 1px solid rgb(242 246 251 / 0.25); }
.spec dt { font-size: 0.9rem; color: rgb(242 246 251 / 0.75); }
.spec dd { margin: 0; font-family: var(--font-display); font-size: clamp(2rem, 5vw, 2.8rem); font-weight: 700; line-height: 1.05; color: #fff; }
.spec dd small { font-size: 1rem; font-weight: 600; margin-left: 0.3rem; color: rgb(242 246 251 / 0.8); }
.spec-note { padding: 0.9rem 1.25rem; border-top: 1px solid rgb(242 246 251 / 0.25); font-size: var(--step--1); }
@media (max-width: 820px) { .water { grid-template-columns: 1fr; } }

/* Variante claire de la fiche (page Nos projets) */
.spec.light { border-color: var(--line); background: var(--surface); }
.spec.light .spec-title, .spec.light .spec-note { border-color: var(--line); color: var(--ink-soft); }
.spec.light dl > div { border-color: var(--line) !important; }
.spec.light dt { color: var(--ink-soft); }
.spec.light dd { color: var(--navy); }
.spec.light dd small { color: var(--ink-soft); }
:root[data-theme="dark"] .spec.light dd { color: var(--sky); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .spec.light dd { color: var(--sky); } }

/* ---------- Président ---------- */
.person { display: grid; grid-template-columns: 220px 1fr; gap: 2rem; align-items: center; }
.person img { border-radius: var(--radius); aspect-ratio: 4 / 5; object-fit: cover; object-position: top; width: 100%; }
.person > div { display: grid; gap: 0.75rem; min-width: 0; }
.person .role { color: var(--laterite); font-weight: 700; }
@media (max-width: 600px) { .person { grid-template-columns: 1fr; } .person img { max-width: 240px; } }

/* ---------- Bandeau d'appel ---------- */
.cta .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.5rem; }
.cta .wrap > div { display: grid; gap: 0.5rem; max-width: 40rem; min-width: 0; }

/* ---------- En-tête de page intérieure ---------- */
.page-head { padding-block: clamp(2.5rem, 6vw, 4rem) 2rem; }
.page-head .wrap { display: grid; gap: 0.9rem; }

/* ---------- Blocs de projets ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.split > * { min-width: 0; }
@media (max-width: 820px) { .split { grid-template-columns: 1fr; } }
.panel { background: var(--sky-wash); border-radius: var(--radius); padding: 1.75rem; display: grid; gap: 1rem; }
.panel ul { margin: 0; padding-left: 1.2rem; display: grid; gap: 0.4rem; color: var(--ink-soft); }
.photo-frame img { border-radius: var(--radius); width: 100%; object-fit: cover; }
.photo-frame figcaption { margin-top: 0.6rem; font-size: var(--step--1); color: var(--ink-soft); }

/* ---------- Actualités ---------- */
.article { display: grid; grid-template-columns: 1fr 1.2fr; gap: clamp(2rem, 5vw, 3.5rem); align-items: start; }
.article > * { min-width: 0; }
.article .meta { display: flex; gap: 0.75rem; flex-wrap: wrap; align-items: center; font-weight: 700; color: var(--ink-soft); font-size: 0.95rem; }
.article .meta time { color: var(--laterite); }
.article .slogan { font-family: var(--font-display); font-weight: 700; color: var(--navy); font-size: var(--step-1); }
:root[data-theme="dark"] .article .slogan { color: var(--sky); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .article .slogan { color: var(--sky); } }
.article-photos { display: grid; grid-template-columns: 1.4fr 1fr; gap: 0.75rem; }
.article-photos img { border-radius: var(--radius); width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 820px) { .article { grid-template-columns: 1fr; } }

.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.75rem; }
.gallery figure { margin: 0; }
.gallery img { border-radius: var(--radius); aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
.gallery figcaption { margin-top: 0.5rem; font-size: var(--step--1); color: var(--ink-soft); }
@media (max-width: 760px) { .gallery { grid-template-columns: 1fr 1fr; } }
@media (max-width: 460px) { .gallery { grid-template-columns: 1fr; } }

/* ---------- Valeurs / actions ---------- */
.values { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.value { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem; display: grid; gap: 0.6rem; align-content: start; }
.value p { color: var(--ink-soft); }
@media (max-width: 820px) { .values { grid-template-columns: 1fr; } }

.action-list { display: grid; gap: 0; border-top: 2px solid var(--ink); }
.action-row { display: grid; grid-template-columns: 16rem 1fr; gap: 1.5rem; padding-block: 1.25rem; border-bottom: 1px solid var(--line); }
.action-row h3 { color: var(--navy); }
:root[data-theme="dark"] .action-row h3 { color: var(--sky); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .action-row h3 { color: var(--sky); } }
.action-row ul { margin: 0; padding-left: 1.2rem; display: grid; gap: 0.3rem; color: var(--ink-soft); }
@media (max-width: 640px) { .action-row { grid-template-columns: 1fr; gap: 0.5rem; } }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.contact-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem; display: grid; gap: 0.5rem; align-content: start; min-width: 0; }
.contact-card .label { font-size: var(--step--1); text-transform: uppercase; letter-spacing: 0.1em; font-weight: 700; color: var(--laterite); }
.contact-card a, .contact-card .value-text { font-weight: 700; font-size: 1.05rem; overflow-wrap: anywhere; text-decoration: none; }
.contact-card a:hover { text-decoration: underline; }
@media (max-width: 820px) { .contact-grid { grid-template-columns: 1fr; } }

/* ---------- Pied de page ---------- */
.site-footer { background: var(--navy); color: var(--on-navy); padding-block: 2.5rem; font-size: 0.95rem; }
.site-footer .wrap { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; }
.site-footer .wrap > div { display: grid; gap: 0.5rem; align-content: start; min-width: 0; }
.site-footer h2 { font-size: 1rem; text-transform: uppercase; letter-spacing: 0.1em; color: #f0a47c; }
.site-footer a { text-decoration: none; overflow-wrap: anywhere; }
.site-footer a:hover { text-decoration: underline; }
.site-footer p { color: rgb(242 246 251 / 0.8); }
.site-footer .legal { grid-column: 1 / -1; border-top: 1px solid rgb(242 246 251 / 0.2); padding-top: 1.25rem; font-size: 0.85rem; }
@media (max-width: 760px) { .site-footer .wrap { grid-template-columns: 1fr; } }
.prose .eyebrow { color: var(--laterite); }
.band-navy .prose .eyebrow { color: #f0a47c; }

/* ---------- Liste d'actualités ---------- */
.news { display: grid; gap: 0; }
.news-item { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(2rem, 5vw, 3.5rem); align-items: start; padding-block: 2.75rem; border-top: 1px solid var(--line); scroll-margin-top: 5.5rem; }
.news-item:first-of-type { border-top: 0; padding-top: 0; }
.news-item > * { min-width: 0; }
.news-item .meta { display: flex; gap: 0.75rem; flex-wrap: wrap; align-items: center; font-weight: 700; color: var(--ink-soft); font-size: 0.95rem; }
.news-item .meta time, .news-item .tag { color: var(--laterite); }
.news-item .slogan { font-family: var(--font-display); font-weight: 700; color: var(--navy); font-size: var(--step-1); }
:root[data-theme="dark"] .news-item .slogan { color: var(--sky); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .news-item .slogan { color: var(--sky); } }
.news-img { border-radius: var(--radius); width: 100%; }
.results { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: var(--radius); font-variant-numeric: tabular-nums; }
.results > div { padding: 0.8rem 1rem; display: grid; gap: 0.1rem; }
.results > div + div { border-left: 1px solid var(--line); }
.results span { font-size: var(--step--1); color: var(--ink-soft); }
.results strong { font-family: var(--font-display); font-size: 1.8rem; line-height: 1.1; color: var(--ink); }
.results .yes { color: #2e7d32; }
.results .no { color: #c62828; }
:root[data-theme="dark"] .results .yes { color: #81c784; } :root[data-theme="dark"] .results .no { color: #ef9a9a; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .results .yes { color: #81c784; } :root:not([data-theme="light"]) .results .no { color: #ef9a9a; } }
@media (max-width: 820px) { .news-item { grid-template-columns: 1fr; } }
@media (max-width: 420px) { .results { grid-template-columns: 1fr 1fr; } .results > div:nth-child(3) { border-left: 0; } .results > div:nth-child(n+3) { border-top: 1px solid var(--line); } }
.gallery-tall img { aspect-ratio: 3 / 4; }
.former { border-top: 1px solid var(--line); padding-top: 1rem; margin-top: 0.5rem; display: grid; gap: 0.2rem; }
.former .label { font-size: var(--step--1); text-transform: uppercase; letter-spacing: 0.1em; font-weight: 700; color: var(--ink-soft); }
.former p:not(.label) { color: var(--ink-soft); }
.former strong { color: var(--ink); }