/* ============================================================
   GIST — Groupement d'Innovations Sociales et Territoriales
   style.css — Feuille de style principale
   Design : institutionnel haut de gamme, tricolore français
   Polices : Playfair Display (titres) + DM Sans (corps)
   ============================================================ */


/* ============================================================
   1. VARIABLES CSS & RESET
   ============================================================ */

:root {
  /* Palette principale */
  --bleu-marine:   #0D1B4B;   /* Bleu marine profond */
  --bleu-vif:      #2563EB;   /* Bleu électrique */
  --bleu-clair:    #E8EEF8;   /* Bleu très clair (fond) */
  --rouge:         #E63946;   /* Rouge tricolore */
  --rouge-sombre:  #C1121F;   /* Rouge foncé (hover) */
  --blanc:         #FFFFFF;
  --gris-100:      #F8F9FC;
  --gris-200:      #EEF0F6;
  --gris-300:      #D1D5E8;
  --gris-500:      #6B7280;
  --gris-700:      #374151;
  --gris-900:      #111827;

  /* Typographie */
  --font-titre:    'Playfair Display', Georgia, serif;
  --font-corps:    'DM Sans', system-ui, sans-serif;

  /* Tailles de police */
  --fs-xs:   0.75rem;    /*  12px */
  --fs-sm:   0.875rem;   /*  14px */
  --fs-base: 1rem;       /*  16px */
  --fs-md:   1.125rem;   /*  18px */
  --fs-lg:   1.25rem;    /*  20px */
  --fs-xl:   1.5rem;     /*  24px */
  --fs-2xl:  2rem;       /*  32px */
  --fs-3xl:  2.5rem;     /*  40px */
  --fs-4xl:  3.25rem;    /*  52px */
  --fs-5xl:  4rem;       /*  64px */

  /* Espacement */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Layout */
  --max-width: 1200px;
  --radius-sm: 6px;
  --radius:    12px;
  --radius-lg: 20px;
  --radius-xl: 32px;

  /* Ombres */
  --shadow-sm:  0 1px 3px rgba(13,27,75,0.08), 0 1px 2px rgba(13,27,75,0.06);
  --shadow-md:  0 4px 16px rgba(13,27,75,0.10), 0 2px 6px rgba(13,27,75,0.06);
  --shadow-lg:  0 12px 40px rgba(13,27,75,0.15), 0 4px 12px rgba(13,27,75,0.08);
  --shadow-xl:  0 24px 64px rgba(13,27,75,0.18);

  /* Transitions */
  --ease:      cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out:  cubic-bezier(0, 0, 0.2, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --dur-fast:  150ms;
  --dur-base:  250ms;
  --dur-slow:  400ms;
  --dur-xslow: 600ms;

  /* Header */
  --header-h: 72px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-corps);
  font-weight: 400;
  line-height: 1.65;
  color: var(--gris-900);
  background: var(--blanc);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font: inherit;
}

input, select, textarea {
  font: inherit;
}

/* ============================================================
   2. UTILITAIRES
   ============================================================ */

.container {
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

/* Sections */
.section {
  padding-block: var(--space-24);
  position: relative;
}

.section__header {
  text-align: center;
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: var(--space-16);
}

.section__eyebrow {
  font-family: var(--font-corps);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--rouge);
  margin-bottom: var(--space-3);
}

.section__title {
  font-family: var(--font-titre);
  font-size: clamp(var(--fs-2xl), 4vw, var(--fs-4xl));
  font-weight: 700;
  line-height: 1.15;
  color: var(--bleu-marine);
  margin-bottom: var(--space-4);
}

.section__title em {
  font-style: italic;
  color: var(--rouge);
}

.section__desc {
  font-size: var(--fs-md);
  color: var(--gris-500);
  max-width: 540px;
  margin-inline: auto;
}

/* Animations d'entrée */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--dur-xslow) var(--ease-out),
              transform var(--dur-xslow) var(--ease-out);
  transition-delay: var(--delay, 0s);
}

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

.reveal--delay-1 { --delay: 0.15s; }
.reveal--delay-2 { --delay: 0.30s; }
.reveal--delay-3 { --delay: 0.45s; }


/* ============================================================
   3. BOUTONS
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: 50px;
  font-family: var(--font-corps);
  font-size: var(--fs-base);
  font-weight: 600;
  line-height: 1;
  transition: all var(--dur-base) var(--ease-spring);
  cursor: pointer;
  white-space: nowrap;
}

.btn--primary {
  background: var(--rouge);
  color: var(--blanc);
  box-shadow: 0 4px 20px rgba(230,57,70,0.35);
}
.btn--primary:hover {
  background: var(--rouge-sombre);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(230,57,70,0.40);
}
.btn--primary:active { transform: translateY(0); }

.btn--outline {
  background: transparent;
  color: var(--blanc);
  border: 2px solid rgba(255,255,255,0.5);
}
.btn--outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: white;
  transform: translateY(-2px);
}

.btn--white {
  background: var(--blanc);
  color: var(--bleu-marine);
  box-shadow: var(--shadow-md);
}
.btn--white:hover {
  background: var(--bleu-clair);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn--outline-white {
  background: transparent;
  color: var(--blanc);
  border: 2px solid rgba(255,255,255,0.45);
}
.btn--outline-white:hover {
  background: rgba(255,255,255,0.1);
  border-color: white;
}

.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--fs-sm);
}

.btn--full {
  width: 100%;
  justify-content: center;
}

.btn__icon {
  flex-shrink: 0;
}


/* ============================================================
   4. NAVIGATION
   ============================================================ */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  transition: background var(--dur-base) var(--ease),
              box-shadow var(--dur-base) var(--ease);
}

/* Header scrollé */
.site-header.is-scrolled {
  background: rgba(13, 27, 75, 0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 24px rgba(13,27,75,0.25);
}

/* Header au top de page */
.site-header:not(.is-scrolled) {
  background: transparent;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-8);
}

/* Logo */
.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--blanc);
  flex-shrink: 0;
}

.nav__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.nav__logo-text strong {
  font-family: var(--font-titre);
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--blanc);
}

.nav__logo-text small {
  font-size: 0.62rem;
  font-weight: 400;
  color: rgba(255,255,255,0.65);
  max-width: 180px;
  line-height: 1.3;
  letter-spacing: 0.02em;
}

/* Liens nav */
.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav__link {
  color: rgba(255,255,255,0.85);
  font-size: var(--fs-sm);
  font-weight: 500;
  padding: var(--space-2) var(--space-4);
  border-radius: 50px;
  transition: all var(--dur-fast) var(--ease);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--rouge);
  border-radius: 2px;
  transition: width var(--dur-base) var(--ease);
}

.nav__link:hover {
  color: var(--blanc);
}
.nav__link:hover::after { width: 60%; }

.nav__link.active { color: var(--blanc); }
.nav__link.active::after { width: 60%; }

.nav__link--cta {
  background: var(--rouge);
  color: var(--blanc) !important;
  padding: var(--space-2) var(--space-5);
  box-shadow: 0 2px 12px rgba(230,57,70,0.35);
}
.nav__link--cta::after { display: none; }
.nav__link--cta:hover {
  background: var(--rouge-sombre);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(230,57,70,0.45);
}

/* Burger */
.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  flex-shrink: 0;
}
.nav__burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: white;
  border-radius: 2px;
  transition: all var(--dur-base) var(--ease);
  transform-origin: center;
}
.nav__burger.is-open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.nav__burger.is-open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav__burger.is-open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Menu mobile */
.nav__mobile {
  display: none;
  position: fixed;
  inset: var(--header-h) 0 0 0;
  background: rgba(13,27,75,0.98);
  backdrop-filter: blur(16px);
  padding: var(--space-8) var(--space-6);
  flex-direction: column;
  gap: var(--space-4);
  z-index: 999;
  transform: translateX(100%);
  transition: transform var(--dur-slow) var(--ease);
}
.nav__mobile.is-open {
  transform: translateX(0);
}
.nav__mobile ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.nav__mobile .nav__link {
  font-size: var(--fs-xl);
  font-family: var(--font-titre);
  padding: var(--space-3) 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  color: white;
}
.nav__mobile .nav__link::after { display: none; }


/* ============================================================
   5. SECTION HÉRO
   ============================================================ */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--bleu-marine);
  overflow: hidden;
  padding-top: var(--header-h);
}

/* Fond décoratif */
.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__bg-shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.06;
}
.hero__bg-shape--1 {
  width: 800px; height: 800px;
  background: var(--bleu-vif);
  top: -200px; right: -200px;
  animation: float 8s ease-in-out infinite;
}
.hero__bg-shape--2 {
  width: 500px; height: 500px;
  background: var(--rouge);
  bottom: -100px; left: -100px;
  animation: float 10s ease-in-out infinite reverse;
}
.hero__bg-shape--3 {
  width: 300px; height: 300px;
  background: white;
  top: 40%; left: 40%;
  opacity: 0.03;
  animation: float 12s ease-in-out infinite 2s;
}

.hero__bg-tricolor {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(to right,
    var(--bleu-marine) 33.3%,
    white 33.3% 66.6%,
    var(--rouge) 66.6%
  );
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  33% { transform: translateY(-20px) rotate(2deg); }
  66% { transform: translateY(10px) rotate(-1deg); }
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: var(--space-12);
  padding-block: var(--space-20);
  margin-inline: auto;
}

/* Photo héro droite */
.hero__photo {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__photo-img {
  width: 100%;
  max-width: 540px;
  height: 480px;
  object-fit: cover;
  border-radius: var(--radius-xl);
  box-shadow: 0 32px 80px rgba(0,0,0,0.4);
  /* Légère bordure lumineuse */
  border: 1px solid rgba(255,255,255,0.12);
}

/* Badge flottant sur la photo */
.hero__photo-badge {
  position: absolute;
  bottom: var(--space-5);
  left: var(--space-5);
  background: rgba(13,27,75,0.88);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.15);
  color: white;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: 50px;
  font-size: var(--fs-sm);
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
}

/* Eyebrow héro */
.hero__eyebrow {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-bottom: var(--space-5);
}

.hero__eyebrow-line {
  display: block;
  width: 32px;
  height: 2px;
  background: var(--rouge);
  flex-shrink: 0;
}

/* Titre principal */
.hero__title {
  font-family: var(--font-titre);
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  font-weight: 700;
  line-height: 1.12;
  color: var(--blanc);
  margin-bottom: var(--space-5);
}

.hero__title em {
  font-style: italic;
  color: var(--rouge);
}

.hero__subtitle {
  font-size: var(--fs-md);
  line-height: 1.7;
  color: rgba(255,255,255,0.72);
  max-width: 520px;
  margin-bottom: var(--space-8);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-12);
}

/* Stats héro */
.hero__stats {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.hero__stat {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.hero__stat-number {
  font-family: var(--font-titre);
  font-size: var(--fs-2xl);
  font-weight: 700;
  color: var(--blanc);
  line-height: 1;
}

.hero__stat-label {
  font-size: var(--fs-xs);
  color: rgba(255,255,255,0.55);
  font-weight: 500;
  max-width: 130px;
  line-height: 1.4;
}

.hero__stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.15);
  flex-shrink: 0;
}

/* Visuel héro */
.hero__visual {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  width: 100%;
  max-width: 320px;
  margin-left: auto;
}

.hero__card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-6);
  color: white;
  font-size: var(--fs-sm);
  font-weight: 500;
  transition: transform var(--dur-base) var(--ease-spring);
  width: 100%;
}
.hero__card:hover { transform: scale(1.02) translateY(-2px); }

.hero__card--main {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-8);
  width: 100%;
  max-width: 320px;
  text-align: center;
  margin-left: auto;
}

.hero__card-text {
  font-size: var(--fs-lg);
  font-family: var(--font-titre);
  font-weight: 600;
  color: white;
}

.hero__card-sub {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.55);
}

.hero__card--secondary {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-right: var(--space-8);
  background: rgba(37,99,235,0.2);
  border-color: rgba(37,99,235,0.3);
}

.hero__card--accent {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: rgba(230,57,70,0.15);
  border-color: rgba(230,57,70,0.25);
}

.hero__tricolor-bar {
  display: flex;
  height: 5px;
  border-radius: 3px;
  overflow: hidden;
  width: 100%;
}
.hero__tricolor-bar span {
  flex: 1;
}

/* Scroll indicator */
.hero__scroll {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.4);
  animation: bounce 2s ease-in-out infinite;
  transition: color var(--dur-fast);
}
.hero__scroll:hover { color: rgba(255,255,255,0.7); }

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}


/* ============================================================
   6. BANDEAU DÉFILANT
   ============================================================ */

.band {
  background: var(--bleu-vif);
  color: white;
  overflow: hidden;
  padding-block: var(--space-3);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.band__track {
  display: inline-flex;
  align-items: center;
  gap: var(--space-6);
  animation: marquee 28s linear infinite;
}
.band__track span:nth-child(even) {
  color: rgba(255,255,255,0.4);
  font-size: 0.5em;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
.band:hover .band__track {
  animation-play-state: paused;
}


/* ============================================================
   7. SECTION À PROPOS
   ============================================================ */

.apropos {
  background: var(--blanc);
}

.apropos__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: start;
}

.apropos__lead {
  font-size: var(--fs-lg);
  font-family: var(--font-titre);
  font-weight: 400;
  line-height: 1.6;
  color: var(--bleu-marine);
  margin-bottom: var(--space-5);
}

.apropos__text p {
  color: var(--gris-700);
  margin-bottom: var(--space-4);
  text-align: justify;
}

.apropos__text p strong {
  color: var(--bleu-marine);
  font-weight: 600;
}

.apropos__quote {
  border-left: 4px solid var(--rouge);
  padding: var(--space-4) var(--space-6);
  margin-block: var(--space-6);
  background: var(--gris-100);
  border-radius: 0 var(--radius) var(--radius) 0;
}
.apropos__quote p {
  font-family: var(--font-titre);
  font-size: var(--fs-md);
  font-style: italic;
  color: var(--bleu-marine);
  margin: 0 0 var(--space-2);
}
.apropos__quote cite {
  font-size: var(--fs-sm);
  color: var(--gris-500);
  font-style: normal;
  font-weight: 500;
}

/* Carte président */
.president-card {
  background: var(--blanc);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  border: 1px solid var(--gris-200);
  transition: transform var(--dur-base) var(--ease-spring),
              box-shadow var(--dur-base) var(--ease);
}
.president-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 32px 80px rgba(13,27,75,0.18);
}

.president-card__img-wrap {
  position: relative;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--bleu-clair) 0%, var(--gris-200) 100%);
  overflow: hidden;
}

.president-card__img {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.president-card__img svg {
  width: 100%;
  height: 100%;
}

.president-card__badge {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  background: var(--rouge);
  color: white;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: var(--space-1) var(--space-3);
  border-radius: 50px;
}

.president-card__body {
  padding: var(--space-6);
}

.president-card__name {
  font-family: var(--font-titre);
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--bleu-marine);
  margin-bottom: var(--space-1);
}

.president-card__role {
  font-size: var(--fs-sm);
  color: var(--rouge);
  font-weight: 600;
  margin-bottom: var(--space-5);
}

.president-card__bio {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.president-card__bio li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  color: var(--gris-700);
}

.president-card__bio li svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--bleu-vif);
}


/* Piliers (3 colonnes sous À propos) */
.apropos__piliers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-16);
}

.pilier {
  text-align: center;
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  background: var(--bleu-clair);
  transition-delay: var(--delay, 0s);
}

.pilier__icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--blanc);
  color: var(--bleu-marine);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
  box-shadow: var(--shadow-sm);
}

.pilier h3 {
  font-family: var(--font-titre);
  font-size: var(--fs-lg);
  color: var(--bleu-marine);
  margin-bottom: var(--space-2);
}

.pilier p {
  font-size: var(--fs-sm);
  color: var(--gris-500);
}

/* Bloc "Qui peut nous rejoindre" */
.services__rejoindre {
  margin-top: var(--space-16);
  text-align: center;
}

.services__rejoindre h3 {
  font-family: var(--font-titre);
  font-size: var(--fs-2xl);
  color: var(--bleu-marine);
  margin-bottom: var(--space-8);
}

.rejoindre__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.rejoindre__item {
  padding: var(--space-8) var(--space-6);
  background: var(--blanc);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gris-200);
  transition: all var(--dur-base) var(--ease-spring);
}

.rejoindre__item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.rejoindre__item svg {
  color: var(--bleu-marine);
  margin: 0 auto var(--space-4);
  width: 44px;
  height: 44px;
  padding: var(--space-2);
  background: var(--bleu-clair);
  border-radius: var(--radius);
}

.rejoindre__item h4 {
  font-family: var(--font-titre);
  font-size: var(--fs-lg);
  color: var(--bleu-marine);
  margin-bottom: var(--space-2);
}

.rejoindre__item p {
  font-size: var(--fs-sm);
  color: var(--gris-500);
}

/* Hero card logo (remplace hero__card--main) */
.hero__card--logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-6);
  width: 100%;
  max-width: 280px;
  text-align: center;
  margin-left: 0;
  background: rgba(255,255,255,0.08);
}

/* Responsive piliers & rejoindre */
@media (max-width: 1024px) {
  .apropos__piliers { grid-template-columns: 1fr; }
  .rejoindre__grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .apropos__piliers { grid-template-columns: 1fr; gap: var(--space-4); }
  .rejoindre__grid { grid-template-columns: 1fr; }
}

/* ============================================================
   8. SECTION SERVICES
   ============================================================ */

.services {
  background: var(--gris-100);
  padding-bottom: var(--space-32);
}

.services__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--bleu-clair) 0%, var(--gris-100) 30%);
  pointer-events: none;
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.service-card {
  background: var(--blanc);
  border-radius: var(--radius-lg);
  padding: var(--space-8) var(--space-6);
  border: 1px solid var(--gris-200);
  box-shadow: var(--shadow-sm);
  transition: all var(--dur-base) var(--ease-spring);
  position: relative;
  overflow: hidden;
  transition-delay: var(--delay, 0s);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(to right, var(--bleu-marine), var(--bleu-vif));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-base) var(--ease);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}
.service-card:hover::before { transform: scaleX(1); }

.service-card__icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--color, var(--bleu-marine)) 12%, transparent);
  color: var(--color, var(--bleu-marine));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
  transition: transform var(--dur-base) var(--ease-spring);
}
.service-card:hover .service-card__icon {
  transform: scale(1.1) rotate(-3deg);
}

.service-card__title {
  font-family: var(--font-titre);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--bleu-marine);
  margin-bottom: var(--space-3);
  line-height: 1.3;
}

.service-card__desc {
  font-size: var(--fs-sm);
  color: var(--gris-500);
  margin-bottom: var(--space-4);
  line-height: 1.65;
}

.service-card__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-bottom: var(--space-5);
}

.service-card__list li {
  font-size: var(--fs-sm);
  color: var(--gris-700);
  padding-left: var(--space-4);
  position: relative;
}

.service-card__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 2px;
  background: var(--rouge);
  border-radius: 2px;
}

.service-card__link {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--bleu-vif);
  transition: gap var(--dur-fast);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}
.service-card__link:hover {
  color: var(--rouge);
}


/* ============================================================
   9. SECTION VALEURS
   ============================================================ */

.valeurs {
  background: var(--blanc);
}

.valeurs__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.valeur-item {
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gris-200);
  background: var(--blanc);
  transition: all var(--dur-base) var(--ease-spring);
  transition-delay: var(--delay, 0s);
  position: relative;
  overflow: hidden;
}

.valeur-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--bleu-clair) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--dur-base) var(--ease);
}

.valeur-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--gris-300);
}
.valeur-item:hover::after { opacity: 1; }

.valeur-item__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius);
  background: var(--bleu-clair);
  color: var(--bleu-marine);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  position: relative;
  z-index: 1;
  transition: transform var(--dur-base) var(--ease-spring),
              background var(--dur-base) var(--ease);
}
.valeur-item:hover .valeur-item__icon {
  background: var(--bleu-marine);
  color: white;
  transform: scale(1.1);
}

.valeur-item h3 {
  font-family: var(--font-titre);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--bleu-marine);
  margin-bottom: var(--space-2);
  position: relative;
  z-index: 1;
}

.valeur-item p {
  font-size: var(--fs-sm);
  color: var(--gris-500);
  line-height: 1.7;
  position: relative;
  z-index: 1;
}


/* ============================================================
   10. SECTION CTA INTERMÉDIAIRE
   ============================================================ */

.cta-section {
  background: var(--bleu-marine);
  padding-block: var(--space-20);
  position: relative;
  overflow: hidden;
}

.cta-section__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.cta-section__line {
  position: absolute;
  top: 50%;
  left: -10%;
  right: -10%;
  height: 1px;
  background: rgba(255,255,255,0.06);
  transform: rotate(-2deg);
}

.cta-section__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-10);
}

.cta-section__text h2 {
  font-family: var(--font-titre);
  font-size: clamp(var(--fs-xl), 3vw, var(--fs-3xl));
  font-weight: 700;
  color: var(--blanc);
  line-height: 1.2;
  margin-bottom: var(--space-3);
}

.cta-section__text p {
  color: rgba(255,255,255,0.65);
  max-width: 460px;
  font-size: var(--fs-md);
}

.cta-section__actions {
  display: flex;
  flex-shrink: 0;
  gap: var(--space-3);
  flex-wrap: wrap;
  justify-content: flex-end;
}


/* ============================================================
   11. SECTION CONTACT
   ============================================================ */

.contact {
  background: var(--gris-100);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--space-16);
  align-items: start;
}

.contact__info h3 {
  font-family: var(--font-titre);
  font-size: var(--fs-2xl);
  color: var(--bleu-marine);
  margin-bottom: var(--space-3);
}

.contact__info > p {
  color: var(--gris-500);
  margin-bottom: var(--space-6);
  line-height: 1.7;
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.contact__details li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--fs-sm);
  color: var(--gris-700);
}

.contact__details-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--bleu-clair);
  color: var(--bleu-marine);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact__social {
  display: flex;
  gap: var(--space-2);
}

.contact__social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--blanc);
  color: var(--bleu-marine);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--dur-base) var(--ease-spring);
  border: 1px solid var(--gris-200);
}
.contact__social-link:hover {
  background: var(--bleu-marine);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Formulaire */
.contact-form {
  background: var(--blanc);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--gris-200);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
}

.form-group label {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--gris-700);
}

.form-group input:not([type="checkbox"]),
.form-group select,
.form-group textarea {
  padding: var(--space-3) var(--space-4);
  border: 1.5px solid var(--gris-300);
  border-radius: var(--radius);
  font-size: var(--fs-base);
  color: var(--gris-900);
  background: var(--blanc);
  transition: border-color var(--dur-fast) var(--ease),
              box-shadow var(--dur-fast) var(--ease);
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gris-300);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--bleu-vif);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.12);
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236B7280' stroke-width='2'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 16px;
  padding-right: var(--space-10);
}

.form-group textarea { resize: vertical; min-height: 120px; }

/* Validation */
.form-group input.is-invalid,
.form-group select.is-invalid,
.form-group textarea.is-invalid {
  border-color: var(--rouge);
  box-shadow: 0 0 0 3px rgba(230,57,70,0.1);
}

.form-group__error {
  font-size: var(--fs-xs);
  color: var(--rouge);
  min-height: 1.2em;
  display: block;
  font-weight: 500;
}

/* Checkbox RGPD */
.form-group--check { margin-bottom: var(--space-5); }
.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  cursor: pointer;
  font-size: var(--fs-sm);
  color: var(--gris-500);
}
.form-check input[type="checkbox"] {
  width: 22px;
  height: 22px;
  min-width: 22px;
  border: 2px solid #D1D5E8;
  border-radius: 4px;
  flex-shrink: 0;
  margin-top: 2px;
  accent-color: #0D1B4B;
  cursor: pointer;
  appearance: auto
  -webkit-appearance: checkbox
}
.form-check a { color: var(--bleu-vif); text-decoration: underline; }

/* Message de succès */
.form-success {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  text-align: center;
  padding: var(--space-8);
  color: #059669;
}
.form-success p {
  font-weight: 500;
  font-size: var(--fs-md);
}
.form-success[hidden] { display: none; }


/* ============================================================
   12. FOOTER
   ============================================================ */

.footer {
  background: var(--bleu-marine);
  color: rgba(255,255,255,0.75);
  position: relative;
}

.footer__top {
  padding-block: var(--space-16);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer__top-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr 1fr;
  gap: var(--space-10);
}

.footer__col-title {
  font-family: var(--font-titre);
  font-size: var(--fs-base);
  font-weight: 700;
  color: white;
  margin-bottom: var(--space-4);
}

.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer__col ul a {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.6);
  transition: color var(--dur-fast);
}
.footer__col ul a:hover { color: white; }

/* Logo footer */
.footer__logo {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  color: white;
  margin-bottom: var(--space-4);
}
.footer__logo span {
  line-height: 1.3;
}
.footer__logo strong {
  font-family: var(--font-titre);
  font-size: var(--fs-xl);
  font-weight: 700;
}
.footer__logo small {
  font-size: 0.65rem;
  color: rgba(255,255,255,0.5);
  display: block;
}

.footer__desc {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.5);
  margin-bottom: var(--space-5);
  line-height: 1.7;
}

.footer__social {
  display: flex;
  gap: var(--space-2);
}

.footer__social-link {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--dur-fast) var(--ease);
  border: 1px solid rgba(255,255,255,0.1);
}
.footer__social-link:hover {
  background: var(--rouge);
  color: white;
  border-color: var(--rouge);
  transform: translateY(-2px);
}

/* Adresse */
.footer__address {
  font-style: normal;
}
.footer__address p {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.6);
  margin-bottom: var(--space-2);
}
.footer__address a {
  color: rgba(255,255,255,0.6);
  transition: color var(--dur-fast);
}
.footer__address a:hover { color: white; }
.footer__address svg { flex-shrink: 0; color: rgba(255,255,255,0.4); }
.footer__address .btn { margin-top: var(--space-4); }

/* Footer bas */
.footer__bottom {
  padding-block: var(--space-5);
}

.footer__bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.footer__bottom p {
  font-size: var(--fs-xs);
  color: rgba(255,255,255,0.35);
}

.footer__bottom ul {
  display: flex;
  gap: var(--space-5);
}

.footer__bottom ul a {
  font-size: var(--fs-xs);
  color: rgba(255,255,255,0.35);
  transition: color var(--dur-fast);
}
.footer__bottom ul a:hover { color: rgba(255,255,255,0.7); }

/* Tricolore footer */
.footer__tricolor {
  display: flex;
  height: 4px;
}
.footer__tricolor span {
  flex: 1;
}
.footer__tricolor span:nth-child(1) { background: var(--bleu-marine); filter: brightness(1.8); }
.footer__tricolor span:nth-child(2) { background: rgba(255,255,255,0.6); }
.footer__tricolor span:nth-child(3) { background: var(--rouge); }


/* ============================================================
   13. BOUTON RETOUR EN HAUT
   ============================================================ */

.back-to-top {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--bleu-marine);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  z-index: 800;
  transition: all var(--dur-base) var(--ease-spring);
  opacity: 0;
  transform: translateY(8px) scale(0.9);
}

.back-to-top:not([hidden]) {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.back-to-top[hidden] {
  display: flex !important; /* Override hidden mais gérer via opacité */
  pointer-events: none;
  opacity: 0;
  transform: translateY(8px) scale(0.9);
}

.back-to-top:hover {
  background: var(--rouge);
  transform: translateY(-3px) scale(1.05);
}


/* ============================================================
   14. RESPONSIVE — TABLETTE (≤ 1024px)
   ============================================================ */

@media (max-width: 1024px) {

  :root { --header-h: 64px; }

  .hero__inner {
    grid-template-columns: 1fr;
    gap: var(--space-10);
    text-align: center;
    padding-block: var(--space-16);
  }

  .hero__eyebrow {
    justify-content: center;
  }

  .hero__subtitle { margin-inline: auto; }

  .hero__actions { justify-content: center; }

  .hero__stats { justify-content: center; }

  .hero__visual {
    align-items: center;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero__card--main { max-width: 220px; }

  .services__grid { grid-template-columns: repeat(2, 1fr); }

  .valeurs__grid { grid-template-columns: repeat(2, 1fr); }

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

  .cta-section__inner {
    flex-direction: column;
    text-align: center;
  }

  .cta-section__actions { justify-content: center; }

  .cta-section__text p { margin-inline: auto; }

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

  .footer__top-inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .footer__col--brand { grid-column: 1 / -1; }
}


/* ============================================================
   15. RESPONSIVE — MOBILE (≤ 768px)
   ============================================================ */

@media (max-width: 768px) {

  :root { --header-h: 60px; }

  .section { padding-block: var(--space-16); }

  /* Nav mobile */
  .nav__links { display: none; }

  .nav__burger { display: flex; }

  .nav__mobile { display: flex; }

  .nav__logo-text small { display: none; }

  /* Héro */
  .hero__title {
    font-size: clamp(1.8rem, 7vw, 2.8rem);
  }

  .hero__stats { gap: var(--space-4); }

  .hero__stat-divider { display: none; }

  .hero__visual { display: none; } /* Simplifié sur mobile */

  /* Services */
  .services__grid { grid-template-columns: 1fr; }

  /* Valeurs */
  .valeurs__grid { grid-template-columns: 1fr; }

  /* Form */
  .form-row { grid-template-columns: 1fr; }

  .contact-form { padding: var(--space-6); }

  /* Footer */
  .footer__top-inner { grid-template-columns: 1fr; }

  .footer__bottom-inner {
    flex-direction: column;
    text-align: center;
  }

  .footer__bottom ul { flex-wrap: wrap; justify-content: center; }

  /* CTA */
  .cta-section__actions { flex-direction: column; align-items: stretch; }
  .cta-section__actions .btn { text-align: center; justify-content: center; }

  /* Bouton retour */
  .back-to-top {
    bottom: var(--space-4);
    right: var(--space-4);
    width: 40px;
    height: 40px;
  }
}


/* ============================================================
   16. RESPONSIVE — PETIT MOBILE (≤ 480px)
   ============================================================ */

@media (max-width: 480px) {

  .container { padding-inline: var(--space-4); }

  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero__actions .btn { text-align: center; justify-content: center; }

  .president-card__body { padding: var(--space-4); }

  .section__title { font-size: var(--fs-2xl); }
}


/* ============================================================
   17. ACCESSIBILITÉ
   ============================================================ */

/* Focus visible */
:focus-visible {
  outline: 3px solid var(--bleu-vif);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Préférence de mouvement réduit */
@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 !important;
    transform: none !important;
  }

  html { scroll-behavior: auto; }
}

/* Contraste élevé */
@media (prefers-contrast: more) {
  .nav__link { color: white; }
  .hero__subtitle { color: rgba(255,255,255,0.9); }
}

/* ============================================================
   HERO PHOTO — Responsive additions
   ============================================================ */

/* Tablette */
@media (max-width: 1024px) {
  .hero__photo { order: 2; }
  .hero__photo-img { height: 320px; max-width: 100%; }
}

/* Mobile */
@media (max-width: 768px) {
  .hero__photo-img { height: 240px; }
  .hero__photo-badge { font-size: 0.7rem; padding: 4px 10px; }
}