/* ==========================================================================
   Pôle Digitalisation — Université Moulay Ismaïl de Meknès
   master.css — feuille de style unique du site vitrine
   --------------------------------------------------------------------------
   TOUTE LA CHARTE EST PILOTÉE PAR LES VARIABLES DU BLOC :root CI-DESSOUS.
   Pour décliner le site (autre établissement, autre charte), il suffit
   de modifier ces variables — aucune autre règle n'est à toucher.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CHARTE / DESIGN TOKENS
   -------------------------------------------------------------------------- */
:root {
  /* --- Couleurs institutionnelles UMI (à valider avec la direction) ------ */
  --umi-primary:        #0F3D6E;   /* bleu institutionnel UMI            */
  --umi-primary-dark:   #0A2B4E;   /* bleu profond (footer, overlays)    */
  --umi-primary-light:  #1C5A9C;   /* bleu clair (hover, dégradés)       */
  --umi-accent:         #C8922A;   /* or / ocre — accent, chiffres clés  */
  --umi-accent-light:   #E5B451;
  --umi-teal:           #12857F;   /* secondaire — badges, catégories    */

  /* --- Neutres ---------------------------------------------------------- */
  --umi-ink:            #10151C;   /* texte principal                    */
  --umi-body:           #4A5568;   /* texte courant                      */
  --umi-muted:          #8A93A3;   /* texte secondaire                   */
  --umi-line:           #E3E8EF;   /* filets, bordures                   */
  --umi-surface:        #FFFFFF;   /* cartes                             */
  --umi-bg:             #F5F7FA;   /* fond de section alterné            */
  --umi-bg-warm:        #F3EFE7;   /* fond de section chaud              */

  /* --- Typographie ------------------------------------------------------ */
  --font-title: "Barlow", "Segoe UI", system-ui, sans-serif;
  --font-body:  "Inter", "Segoe UI", system-ui, sans-serif;

  --fs-hero:  clamp(2.6rem, 6vw, 5rem);
  --fs-h2:    clamp(1.9rem, 3.4vw, 2.9rem);
  --fs-h3:    clamp(1.15rem, 1.6vw, 1.4rem);
  --fs-body:  1rem;
  --fs-small:  .875rem;

  /* --- Rythme & formes -------------------------------------------------- */
  --radius-sm: 8px;
  --radius:    16px;
  --radius-lg: 28px;
  --gutter:    clamp(1.25rem, 4vw, 3rem);
  --section-y: clamp(4rem, 9vw, 7.5rem);
  --maxw:      1200px;

  --shadow-sm: 0 2px 8px rgba(15, 61, 110, .06);
  --shadow:    0 14px 40px rgba(15, 61, 110, .10);
  --shadow-lg: 0 28px 70px rgba(15, 61, 110, .16);

  --ease: cubic-bezier(.22, .61, .36, 1);
}

/* --------------------------------------------------------------------------
   2. RESET & BASE
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.7;
  color: var(--umi-body);
  background: var(--umi-surface);
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-title);
  color: var(--umi-ink);
  line-height: 1.15;
  margin: 0 0 .6em;
  font-weight: 700;
  letter-spacing: -.01em;
}

p { margin: 0 0 1.1em; }
a { color: var(--umi-primary); text-decoration: none; transition: color .25s var(--ease); }
a:hover { color: var(--umi-accent); }
img, svg { max-width: 100%; height: auto; display: block; }
ul { margin: 0; padding: 0; list-style: none; }

:focus-visible {
  outline: 3px solid var(--umi-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 999;
  background: var(--umi-primary); color: #fff; padding: .75rem 1.25rem;
  border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; color: #fff; }

/* --------------------------------------------------------------------------
   3. UTILITAIRES DE MISE EN PAGE
   -------------------------------------------------------------------------- */
.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section   { padding-block: var(--section-y); position: relative; }
.section--tint { background: var(--umi-bg); }
.section--warm { background: var(--umi-bg-warm); }
.section--dark { background: var(--umi-primary-dark); color: rgba(255,255,255,.82); }
.section--dark h2, .section--dark h3 { color: #fff; }

.eyebrow {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--font-title);
  font-size: var(--fs-small); font-weight: 600;
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--umi-accent); margin-bottom: 1rem;
}
.eyebrow::before { content: ""; width: 28px; height: 2px; background: currentColor; }

.section__head { max-width: 760px; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section__head h2 { font-size: var(--fs-h2); }
.section__head p  { font-size: 1.05rem; color: var(--umi-body); margin-bottom: 0; }
.section__head--center { margin-inline: auto; text-align: center; }

.grid { display: grid; gap: clamp(1.25rem, 2.4vw, 2rem); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }

/* Boutons ---------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: .6rem;
  font-family: var(--font-title); font-weight: 600; font-size: .95rem;
  padding: .85rem 1.6rem; border-radius: 999px; border: 2px solid transparent;
  cursor: pointer; transition: all .3s var(--ease); white-space: nowrap;
}
.btn--primary { background: var(--umi-primary); color: #fff; }
.btn--primary:hover { background: var(--umi-primary-light); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow); }
.btn--ghost { border-color: rgba(255,255,255,.45); color: #fff; }
.btn--ghost:hover { background: #fff; color: var(--umi-primary); border-color: #fff; }
.btn--outline { border-color: var(--umi-line); color: var(--umi-ink); background: #fff; }
.btn--outline:hover { border-color: var(--umi-primary); color: var(--umi-primary); }

/* --------------------------------------------------------------------------
   4. EN-TÊTE / NAVIGATION
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  padding-block: 1rem;
  transition: background .35s var(--ease), box-shadow .35s var(--ease), padding .35s var(--ease);
}
.site-header.is-stuck {
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
  padding-block: .55rem;
}
.site-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }

.brand { display: flex; align-items: center; gap: .85rem; }
.brand__mark {
  width: 46px; height: 46px; flex: 0 0 46px; border-radius: 12px;
  background: linear-gradient(135deg, var(--umi-primary), var(--umi-primary-light));
  display: grid; place-items: center;
  font-family: var(--font-title); font-weight: 700; color: #fff; font-size: 1.05rem;
  letter-spacing: .02em;
}
.brand__text { line-height: 1.2; }
.brand__uni  { display: block; font-size: .72rem; letter-spacing: .13em; text-transform: uppercase; color: var(--umi-muted); }
.brand__name { display: block; font-family: var(--font-title); font-weight: 700; font-size: 1.05rem; color: var(--umi-ink); }
.site-header:not(.is-stuck) .brand__uni  { color: rgba(255,255,255,.75); }
.site-header:not(.is-stuck) .brand__name { color: #fff; }

.nav { display: flex; align-items: center; gap: .35rem; }
.nav a {
  font-family: var(--font-title); font-weight: 500; font-size: .95rem;
  padding: .5rem .85rem; border-radius: 999px; color: var(--umi-ink);
}
.site-header:not(.is-stuck) .nav a { color: rgba(255,255,255,.9); }
.nav a:hover, .nav a.is-active { background: rgba(15,61,110,.08); color: var(--umi-primary); }
.site-header:not(.is-stuck) .nav a:hover,
.site-header:not(.is-stuck) .nav a.is-active { background: rgba(255,255,255,.16); color: #fff; }

.nav-toggle {
  display: none; width: 44px; height: 44px; border: 0; background: transparent;
  cursor: pointer; padding: 0; place-items: center;
}
.nav-toggle span {
  display: block; width: 22px; height: 2px; background: var(--umi-ink);
  position: relative; transition: background .2s var(--ease);
}
.site-header:not(.is-stuck) .nav-toggle span,
.site-header:not(.is-stuck) .nav-toggle span::before,
.site-header:not(.is-stuck) .nav-toggle span::after { background: #fff; }
.nav-toggle span::before, .nav-toggle span::after {
  content: ""; position: absolute; left: 0; width: 22px; height: 2px;
  background: var(--umi-ink); transition: transform .28s var(--ease);
}
.nav-toggle span::before { top: -7px; }
.nav-toggle span::after  { top:  7px; }
.nav-toggle[aria-expanded="true"] span { background: transparent !important; }
.nav-toggle[aria-expanded="true"] span::before { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after  { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 960px) {
  .nav-toggle { display: grid; }
  .nav {
    position: fixed; inset: 0 0 auto 0; top: 0; padding: 6rem 1.5rem 2rem;
    flex-direction: column; align-items: stretch; gap: .25rem;
    background: #fff; box-shadow: var(--shadow-lg);
    transform: translateY(-110%); transition: transform .38s var(--ease);
    z-index: -1;
  }
  .nav.is-open { transform: translateY(0); }
  .nav a { color: var(--umi-ink) !important; padding: .85rem 1rem; font-size: 1.05rem; }
}

/* --------------------------------------------------------------------------
   5. HERO
   -------------------------------------------------------------------------- */
.hero {
  position: relative; min-height: 100svh; display: flex; align-items: center;
  padding-block: 8rem 4rem; color: #fff; overflow: hidden;
  background:
    linear-gradient(120deg, rgba(10,43,78,.95) 0%, rgba(15,61,110,.86) 45%, rgba(28,90,156,.72) 100%),
    radial-gradient(1200px 600px at 85% 15%, rgba(200,146,42,.35), transparent 60%),
    var(--umi-primary-dark);
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(900px 500px at 70% 40%, #000, transparent 75%);
}
.hero__inner { position: relative; z-index: 2; display: grid; gap: 3rem; grid-template-columns: 1.15fr .85fr; align-items: center; }
@media (max-width: 900px) { .hero__inner { grid-template-columns: 1fr; } }

.hero .eyebrow { color: var(--umi-accent-light); }
.hero h1 { font-size: var(--fs-hero); color: #fff; margin-bottom: 1rem; }
.hero h1 span { display: block; color: var(--umi-accent-light); }
.hero__lead { font-size: clamp(1.02rem, 1.5vw, 1.2rem); color: rgba(255,255,255,.82); max-width: 54ch; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .85rem; margin-top: 1.8rem; }

.hero__panel {
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.16);
  border-radius: var(--radius-lg); padding: clamp(1.5rem, 3vw, 2.25rem);
  backdrop-filter: blur(14px);
}
.hero__panel h2 { font-size: 1.05rem; color: #fff; letter-spacing: .04em; text-transform: uppercase; margin-bottom: 1.4rem; }
.hero__panel ul { display: grid; gap: .9rem; }
.hero__panel li { display: flex; gap: .8rem; align-items: flex-start; color: rgba(255,255,255,.86); font-size: .95rem; }
.hero__panel li svg { flex: 0 0 20px; margin-top: .25rem; color: var(--umi-accent-light); }

.scroll-hint {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  z-index: 2; color: rgba(255,255,255,.6); font-size: .75rem;
  letter-spacing: .2em; text-transform: uppercase; display: grid; justify-items: center; gap: .5rem;
}
.scroll-hint::after {
  content: ""; width: 1px; height: 46px;
  background: linear-gradient(to bottom, rgba(255,255,255,.7), transparent);
  animation: scroll-pulse 2.2s var(--ease) infinite;
}
@keyframes scroll-pulse { 0%,100% { opacity: .25; transform: scaleY(.55); transform-origin: top; } 50% { opacity: 1; transform: scaleY(1); } }

/* --------------------------------------------------------------------------
   6. BANDEAU CHIFFRES CLÉS
   -------------------------------------------------------------------------- */
.stats { position: relative; z-index: 3; margin-top: calc(var(--section-y) * -.45); }
.stats__grid {
  background: var(--umi-surface); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg); padding: clamp(1.75rem, 3.5vw, 2.75rem);
  display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}
.stat { text-align: center; padding-inline: .5rem; }
.stat + .stat { border-left: 1px solid var(--umi-line); }
@media (max-width: 720px) { .stat + .stat { border-left: 0; border-top: 1px solid var(--umi-line); padding-top: 1.25rem; } }
.stat__value {
  font-family: var(--font-title); font-weight: 700; color: var(--umi-primary);
  font-size: clamp(2.1rem, 4vw, 3rem); line-height: 1; display: block;
}
.stat__value sup { color: var(--umi-accent); font-size: .5em; top: -.7em; }
.stat__label { font-size: .85rem; letter-spacing: .06em; text-transform: uppercase; color: var(--umi-muted); margin-top: .6rem; display: block; }

/* --------------------------------------------------------------------------
   7. À PROPOS / MISSIONS
   -------------------------------------------------------------------------- */
.about__grid { display: grid; grid-template-columns: .95fr 1.05fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
@media (max-width: 900px) { .about__grid { grid-template-columns: 1fr; } }

.about__media { position: relative; }
.about__media .frame {
  border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow);
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, var(--umi-primary), var(--umi-primary-light));
  display: grid; place-items: center; color: rgba(255,255,255,.9); text-align: center; padding: 2rem;
}
.about__media .frame--float {
  position: absolute; right: -8%; bottom: -12%; width: 55%; aspect-ratio: 1;
  background: linear-gradient(135deg, var(--umi-accent), var(--umi-accent-light));
  border: 8px solid #fff;
}
@media (max-width: 560px) { .about__media .frame--float { position: static; width: 100%; margin-top: 1rem; border-width: 0; } }

.missions { display: grid; gap: 1rem; margin-top: 1.75rem; }
.mission { display: flex; gap: 1rem; align-items: flex-start; }
.mission__num {
  flex: 0 0 38px; height: 38px; border-radius: 10px; display: grid; place-items: center;
  background: rgba(15,61,110,.08); color: var(--umi-primary);
  font-family: var(--font-title); font-weight: 700; font-size: .9rem;
}
.mission h3 { font-size: 1.05rem; margin-bottom: .2rem; }
.mission p  { margin: 0; font-size: .95rem; }

/* --------------------------------------------------------------------------
   8. PLATEFORMES & SERVICES (grille filtrable)
   -------------------------------------------------------------------------- */
.filters { display: flex; flex-wrap: wrap; gap: .6rem; margin-bottom: 2.5rem; justify-content: center; }
.filter {
  font-family: var(--font-title); font-weight: 600; font-size: .9rem;
  padding: .6rem 1.25rem; border-radius: 999px; cursor: pointer;
  border: 1px solid var(--umi-line); background: #fff; color: var(--umi-body);
  transition: all .25s var(--ease);
}
.filter:hover { border-color: var(--umi-primary); color: var(--umi-primary); }
.filter.is-active { background: var(--umi-primary); border-color: var(--umi-primary); color: #fff; }

.platform-grid { display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); }

.platform {
  position: relative; display: flex; flex-direction: column;
  background: var(--umi-surface); border: 1px solid var(--umi-line);
  border-radius: var(--radius); padding: 1.75rem;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.platform:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.platform[hidden] { display: none; }

.platform__icon {
  width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center;
  background: rgba(15,61,110,.08); color: var(--umi-primary); margin-bottom: 1.1rem;
  font-family: var(--font-title); font-weight: 700; font-size: 1.1rem;
}
.platform--accent .platform__icon { background: rgba(200,146,42,.14); color: var(--umi-accent); }
.platform--teal   .platform__icon { background: rgba(18,133,127,.12); color: var(--umi-teal); }

.platform h3 { font-size: var(--fs-h3); margin-bottom: .4rem; }
.platform p  { font-size: .94rem; margin-bottom: 1.2rem; }
.platform__foot { margin-top: auto; display: grid; gap: .9rem; }
.platform__foot .platform__link {
  border-top: 1px solid var(--umi-line); padding-top: .9rem;
  justify-content: space-between;
}

.tags { display: flex; flex-wrap: wrap; gap: .4rem; }
.tag {
  font-size: .72rem; font-weight: 600; letter-spacing: .05em; text-transform: uppercase;
  padding: .28rem .6rem; border-radius: 999px;
  background: var(--umi-bg); color: var(--umi-muted);
}
.platform__link { font-family: var(--font-title); font-weight: 600; font-size: .9rem; display: inline-flex; align-items: center; gap: .35rem; }
.platform__link svg { transition: transform .25s var(--ease); }
.platform:hover .platform__link svg { transform: translateX(3px); }

.empty-state { grid-column: 1 / -1; text-align: center; padding: 3rem 1rem; color: var(--umi-muted); }

/* --------------------------------------------------------------------------
   9. PUBLICS / PROFILS
   -------------------------------------------------------------------------- */
.profile-card {
  position: relative; overflow: hidden; border-radius: var(--radius-lg);
  padding: clamp(1.75rem, 3vw, 2.5rem); min-height: 230px;
  display: flex; flex-direction: column; justify-content: flex-end;
  color: #fff; background: var(--umi-primary);
  transition: transform .4s var(--ease), box-shadow .4s var(--ease);
}
.profile-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); color: #fff; }
.profile-card::before {
  content: ""; position: absolute; inset: auto -30% -50% auto; width: 75%; aspect-ratio: 1;
  border-radius: 50%; background: rgba(255,255,255,.10);
}
.profile-card--accent  { background: linear-gradient(135deg, var(--umi-accent), #A6741C); }
.profile-card--teal    { background: linear-gradient(135deg, var(--umi-teal), #0B5F5A); }
.profile-card--primary { background: linear-gradient(135deg, var(--umi-primary), var(--umi-primary-light)); }
.profile-card h3 { color: #fff; font-size: 1.5rem; margin-bottom: .35rem; position: relative; }
.profile-card p  { color: rgba(255,255,255,.85); font-size: .95rem; margin: 0; position: relative; }
.profile-card__arrow {
  position: absolute; top: clamp(1.5rem, 3vw, 2rem); right: clamp(1.5rem, 3vw, 2rem);
  width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center;
  background: rgba(255,255,255,.18); color: #fff;
  transition: transform .35s var(--ease), background .35s var(--ease);
}
.profile-card:hover .profile-card__arrow { background: rgba(255,255,255,.32); transform: rotate(-45deg); }

/* --------------------------------------------------------------------------
   10. ORGANIGRAMME  (arbre en CSS pur, sans image)
   -------------------------------------------------------------------------- */
.org {
  --org-line: #C9D4E2;
  --org-gap:  clamp(1rem, 3vw, 2.5rem);
  --org-stub: 30px;
  display: grid; justify-items: center;
}

/* Boîtes ---------------------------------------------------------------- */
.org__node {
  background: var(--umi-primary); color: #fff; border-radius: var(--radius-sm);
  padding: .85rem 1.1rem; text-align: center;
  min-width: 190px; max-width: 250px; box-shadow: var(--shadow-sm);
}
.org__node span { display: block; font-family: var(--font-title); font-weight: 700; font-size: .95rem; line-height: 1.3; }
.org__node small {
  display: inline-block; margin-top: .45rem; background: rgba(255,255,255,.16);
  border-radius: 6px; padding: .2rem .65rem; font-size: .78rem; color: #fff;
}
.org__node--accent { background: var(--umi-accent); }
.org__node--plain  { background: #fff; color: var(--umi-ink); border: 1.5px solid var(--org-line); }
.org__node--plain small { background: rgba(15,61,110,.07); color: var(--umi-primary); }

.org__list {
  background: #fff; border: 1.5px solid var(--org-line); border-radius: var(--radius-sm);
  padding: .9rem 1.1rem; text-align: center; font-size: .86rem; color: var(--umi-body);
  min-width: 190px; max-width: 250px;
}
.org__list li + li { margin-top: .3rem; }

/* Traits ---------------------------------------------------------------- */
.org__connector { width: 2px; height: var(--org-stub); background: var(--org-line); }

.org__row { display: flex; justify-content: center; align-items: flex-start; gap: var(--org-gap); }

.org__branch { position: relative; display: grid; justify-items: center; padding-top: var(--org-stub); }
/* trait horizontal reliant les branches d'un même niveau */
.org__branch::before {
  content: ""; position: absolute; top: 0; height: 2px; background: var(--org-line);
  left: calc(var(--org-gap) / -2); right: calc(var(--org-gap) / -2);
}
.org__branch:first-child::before { left: 50%; }
.org__branch:last-child::before  { right: 50%; }
.org__branch:only-child::before  { display: none; }
/* descente verticale vers la boîte */
.org__branch::after {
  content: ""; position: absolute; top: 0; left: calc(50% - 1px);
  width: 2px; height: var(--org-stub); background: var(--org-line);
}

/* Empilement sur petits écrans ------------------------------------------ */
@media (max-width: 800px) {
  .org__row { flex-direction: column; align-items: center; gap: 0; }
  .org__branch::before { display: none; }
  .org__branch { padding-top: var(--org-stub); }
  .org__node, .org__list { max-width: 320px; }
}

/* --------------------------------------------------------------------------
   11. INFRASTRUCTURE / RÉALISATIONS (timeline)
   -------------------------------------------------------------------------- */
.timeline { position: relative; display: grid; gap: 1.5rem; padding-left: 1.75rem; }
.timeline::before { content: ""; position: absolute; left: 6px; top: .6rem; bottom: .6rem; width: 2px; background: rgba(255,255,255,.18); }
.timeline__item { position: relative; }
.timeline__item::before {
  content: ""; position: absolute; left: -1.75rem; top: .55rem; width: 14px; height: 14px;
  border-radius: 50%; background: var(--umi-accent); box-shadow: 0 0 0 4px rgba(200,146,42,.2);
}
.timeline__year { font-family: var(--font-title); font-weight: 700; color: var(--umi-accent-light); font-size: .85rem; letter-spacing: .1em; }
.timeline__item h3 { font-size: 1.1rem; margin: .2rem 0 .3rem; }
.timeline__item p  { margin: 0; font-size: .95rem; color: rgba(255,255,255,.72); }

/* --------------------------------------------------------------------------
   12. CONTACT
   -------------------------------------------------------------------------- */
.contact__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 4vw, 3.5rem); }
@media (max-width: 860px) { .contact__grid { grid-template-columns: 1fr; } }

.contact-list { display: grid; gap: 1.25rem; margin-top: 1.5rem; }
.contact-item { display: flex; gap: 1rem; align-items: flex-start; }
.contact-item__icon {
  flex: 0 0 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  background: rgba(15,61,110,.08); color: var(--umi-primary);
}
.contact-item strong { display: block; color: var(--umi-ink); font-family: var(--font-title); font-size: .95rem; }
.contact-item span { font-size: .95rem; }

.form { display: grid; gap: 1rem; background: #fff; border: 1px solid var(--umi-line); border-radius: var(--radius); padding: clamp(1.5rem, 3vw, 2rem); }
.field { display: grid; gap: .4rem; }
.field label { font-family: var(--font-title); font-weight: 600; font-size: .88rem; color: var(--umi-ink); }
.field input, .field select, .field textarea {
  font: inherit; font-size: .95rem; padding: .75rem .9rem;
  border: 1px solid var(--umi-line); border-radius: var(--radius-sm);
  background: var(--umi-bg); color: var(--umi-ink); transition: border-color .25s var(--ease), background .25s var(--ease);
}
.field input:focus, .field select:focus, .field textarea:focus { background: #fff; border-color: var(--umi-primary); outline: none; }
.field textarea { resize: vertical; min-height: 120px; }
.form__note { font-size: .82rem; color: var(--umi-muted); margin: 0; }
.form__status { font-size: .9rem; margin: 0; color: var(--umi-teal); font-weight: 600; }

/* --------------------------------------------------------------------------
   13. PIED DE PAGE
   -------------------------------------------------------------------------- */
.site-footer { background: var(--umi-primary-dark); color: rgba(255,255,255,.66); padding-block: clamp(3rem, 6vw, 4.5rem) 0; }
.site-footer h4 { color: #fff; font-size: .95rem; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 1.1rem; }
.site-footer a { color: rgba(255,255,255,.66); font-size: .93rem; }
.site-footer a:hover { color: var(--umi-accent-light); }
.site-footer__grid { display: grid; gap: 2.5rem; grid-template-columns: 1.4fr 1fr 1fr 1fr; }
@media (max-width: 860px) { .site-footer__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .site-footer__grid { grid-template-columns: 1fr; } }
.site-footer .brand__uni { color: rgba(255,255,255,.55); }
.site-footer .brand__name { color: #fff; }
.site-footer ul { display: grid; gap: .55rem; }
.site-footer__bottom {
  margin-top: 3rem; border-top: 1px solid rgba(255,255,255,.12); padding-block: 1.5rem;
  display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between;
  font-size: .85rem;
}

/* --------------------------------------------------------------------------
   14. ANIMATIONS AU SCROLL (IntersectionObserver — voir main.js)
   -------------------------------------------------------------------------- */
[data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
[data-reveal].is-visible { opacity: 1; transform: none; }
[data-reveal][data-delay="1"] { transition-delay: .09s; }
[data-reveal][data-delay="2"] { transition-delay: .18s; }
[data-reveal][data-delay="3"] { transition-delay: .27s; }
[data-reveal][data-delay="4"] { transition-delay: .36s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
  html { scroll-behavior: auto; }
  [data-reveal] { opacity: 1; transform: none; }
}

/* --------------------------------------------------------------------------
   15. IMPRESSION
   -------------------------------------------------------------------------- */
@media print {
  .site-header, .scroll-hint, .filters, .form { display: none !important; }
  .hero { min-height: auto; color: #000; background: none; }
  .hero h1, .hero__lead { color: #000; }
}