/* ========== 1. VARIABLES GLOBALES ========== */
:root {
  --color-primary: #00d4c0;
  /* bleu cobalt : #0047AB */
  /* turquoise : #00d4c0 */
  --color-background: #ffffff;
  --color-background-white: #ffffff;
  --color-background-black: #000000;
  --color-background-blue: #00d4c0;
  --color-background-blue-light: rgba(0, 212, 191, 0.1);
  --color-text-black: #000000;
  --color-text-white: #ffffff;
  --color-text-blue: #00d4c0;
  --color-muted: #888888;
  --color-border: #dddddd;
  --color-danger: #e74c3c;

  --font-family: 'Manrope', sans-serif;
  --font-size-base: 16px;
  --font-size-small: 14px;
  --font-size-large: 20px;
  --line-height: 1.6;

  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;

  --radius: 18px;
  --container-width: 1200px;

  /* Ajouts de variables pour normalisation */
  --color-footer-bg: #f5f5f7;
  --color-footer-bg-black: #000000;
  --color-footer-text: #6e6e73;
  --color-footer-text-white: #ffffff;
  --color-footer-border: #d2d2d7;
  --color-footer-bottom: #555;
  --color-nav-text: #000000;
  --color-heart: #00d4c0;
  --font-size-navbar: 13px;
  --font-size-footer: 13px;
  --font-weight-regular: 400;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
}

/* ========== 2. RESET ET BASE ========== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  height: 100%;
  font-size: 100%;
  scroll-behavior: smooth;
}

body {
  display: flex;
  flex-direction: column;
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height);
  color: var(--color-text-black);
  background-color: var(--color-background);
  -b-font-smoothing: antialiased;
}

main {
  flex: 1;
  padding: var(--spacing-lg) 0;
}

/* ========== 3. CONTAINER ========== */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: var(--spacing-lg) 0;
}

/* ========== 4. TYPOGRAPHIE ========== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  color: var(--color-text-black);
  margin-bottom: var(--spacing-md);
}
p {
  margin-bottom: var(--spacing-md);
}
a {
  color: var(--color-primary);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

.text-underline-blue {
  text-decoration: underline;
  text-decoration-color: rgba(0, 212, 191, 0.05);
  text-decoration-thickness: 5px;
  text-underline-offset: 5px; /* espace entre texte et soulignement */
}
.intro-highlight {
  font-size: 1.4rem;       /* plus grand qu’un <p> classique */
  line-height: 1.6;        /* lisibilité type Apple */
  font-weight: 400;        /* pas trop gras, élégance */
  margin: 1.5rem auto;     /* respirations */
  max-width: 700px;        /* éviter des lignes trop longues */
  color: #111;             /* un noir plus doux que #000 */
}


/* ========== 5. BOUTONS ========== */
.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--color-primary);
  color: var(--color-text-white);
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background-color 0.2s ease;
}
.btn:hover {
  background-color: var(--color-primary);
}

/* ========== 6. FORMULAIRES ========== */
input, textarea, select {
  font: inherit;
  padding: var(--spacing-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  width: 100%;
  margin-bottom: var(--spacing-md);
}
label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-size: var(--font-size-small);
  color: var(--color-muted);
}

/* ========== 9. UTILITAIRES ========== */
.text-center { text-align: center; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.mt-xl { margin-top: var(--spacing-xl); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-md { margin-bottom: var(--spacing-md); }
.mt-md { margin-top: var(--spacing-md); }

/* ========== HEADER ========== */
.header {
  position: sticky;
  top: 0;
  width: 100%;
  height: 50px;
  z-index: 1000;
  /* background-color: rgba(255, 255, 255, 0.8); */
  backdrop-filter: saturate(180%) blur(20px);
  -b-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  background-color:rgba(0, 212, 191, 0.04);
}

.navbar {
  max-width: var(--container-width);
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 var(--spacing-md);
  gap: 24px;
  height: 50px;
}

.logo{
  display: flex;
  align-items: center;
}

.logo img {
  height: 38px;
  display: block;
}
.logo a {
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-base);
  color: var(--color-text-black);
}

.nav-links {
  display: flex;
  gap: 24px;
}
.nav-links a {
  font-size: var(--font-size-navbar);
  font-weight: var(--font-weight-semibold);
  color: var(--color-nav-text);
  text-decoration: none;
  padding: 4px;
  transition: color 0.2s ease;
}
.nav-links a:hover {
  color: var(--color-primary);
  font-weight:var(--font-weight-bold);
}
.nav-links a.active {
  border-bottom: 2px solid var(--color-primary);
  /* color: var(--color-primary); */
  font-weight:var(--font-weight-bold);
}

.burger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  height: 32px;
  width: 32px;
  padding: 0;
  margin-left: auto;
}

.mobile-menu {
  display: none;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0;
  width: 100vw;
  height: 100vh;
  background-color: var(--color-text-white);
  z-index: 2000;
  padding: 40px 20px;
  overflow-y: auto;
}
.mobile-menu.open {
  display: flex;
}
.mobile-menu .close-btn {
  align-self: flex-end;
  background: none;
  border: none;
  cursor: pointer;
  height: 32px;
  width: 32px;
}

.mobile-nav a {
  display: block;
  font-size: 18px;
  margin-bottom: 20px;
  color: var(--color-nav-text);
  text-decoration: none;
  width: 100%;
}
.mobile-nav a:hover {
  color: var(--color-primary);
}

@media (max-width: 768px) {
  .navbar {
    justify-content: space-between;
    gap: 0;
  }
  .nav-links {
    display: none;
  }
  .burger {
    display: block;
  }
}

/* ========== FOOTER ========== */
.footer {
  background-color: var(--color-footer-bg-black);
  color: var(--color-footer-text-white);
  font-size: var(--font-size-footer);
  padding: 40px 20px;
  border-top: 1px solid var(--color-footer-border);
}

.footer-container {
  max-width: var(--container-width);
  margin: 0 auto;
}

.footer-columns {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  justify-content: space-between;
  margin-bottom: 30px;
}

.footer-col h4 {
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-semibold);
  color: var(--color-footer-text-white);
  margin-bottom: 10px;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-col ul li {
  margin-bottom: 6px;
}

.footer-col ul li a {
  text-decoration: none;
  color: var(--color-footer-text-white);
  transition: color 0.2s ease;
}
.footer-col ul li a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  text-align: center;
  margin-top: 20px;
  font-size: var(--font-size-footer);
  color: var(--color-footer-text-white);
}

.footer-made {
  margin-top: 8px;
}

.heart {
  width: 20px;
  height: 20px;
  fill: var(--color-heart);
  animation: beat 2.5s ease-in-out infinite;
  transform-origin: center;
  display: inline-block;
  vertical-align: middle;
}

@keyframes beat {
  0%, 100% {
    transform: scale(1);
  }
  30% {
    transform: scale(1.3);
  }
  60% {
    transform: scale(1.15);
  }
}






/* ========== SECTIONS GÉNÉRIQUES POUR LE CONTENU DES PAGES ========== */
/* Section par défaut (hérite de body) */
.section-default {
  background-color: var(--color-background);
  color: var(--color-text-black);
}

/* Section turquoise (primaire) */
.section-primary {
  background-color: var(--color-primary);
  color: var(--color-text-white);
}
.section-primary a {
  color: var(--color-text-white);
}
.section-primary a:hover {
  text-decoration: underline;
}

.section-muted {
  background: linear-gradient(
    to bottom,
    transparent 0%,
    rgba(0,71,171,0.06) 50%,  /* halo cobalt discret au milieu */
    transparent 100%
  );
}






/* Section foncée (texte clair) */
.section-dark {
  background-color: var(--color-text-black);
  color: var(--color-text-white);
}
.section-dark a {
  color: var(--color-primary);
}
.section-dark a:hover {
  text-decoration: underline;
}

/* ========== ESPACEMENT DES BLOCS ========== */

.section {
  padding: var(--spacing-xl) 0;
}
.section-sm {
  padding: var(--spacing-lg) 0;
}
.section-lg {
  padding: calc(var(--spacing-xl) * 1.5) 0;
}
.section-xl {
  padding: calc(var(--spacing-xl) * 3) 0;
}
/* ========== ALIGNEMENT ========== */

.text-center {
  text-align: center;
}

/* ========== TYPO SECTION HERO ========== */

.section-hero h1 {
  font-size: 2.5rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-md);
}
.section-hero .subtitle {
  font-size: 1.2rem;
  color: var(--color-muted);
  max-width: 700px;
  margin: 0 auto var(--spacing-lg);
  line-height: 1.6;
}

/* ========== LISTES ========== */

section ul {
  margin-top: var(--spacing-sm);
  padding-left: var(--spacing-lg);
  list-style: disc;
}
section ul li {
  margin-bottom: var(--spacing-sm);
  line-height: 1.5;
}

/* ========== CTA / LIENS GROUPE ========== */

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  margin-top: var(--spacing-lg);
}


.cta-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}
.cta-links li {
  list-style: none;
}

/* ========== LIENS FLÈCHE (→) ========== */

.link-arrow {
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  text-decoration: none;
}
.link-arrow:hover {
  text-decoration: underline;
}

/* ========== BOUTONS STYLES SECONDAIRES ========== */

.btn-link {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--color-primary);
  background-color: transparent;
  border: 2px solid var(--color-primary);
  border-radius: var(--radius);
  font-weight: var(--font-weight-semibold);
  transition: all 0.2s ease-in-out;
}
.btn-link:hover {
  background-color: var(--color-primary);
  color: var(--color-text-white);
}

/* ========== BOUTON STYLE PRINCIPAL ========== */

.btn-blue {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--color-primary);
  color: var(--color-text-white);
  border: none;
  border-radius: var(--radius);
  font-weight: var(--font-weight-bold);
  transition: background-color 0.2s ease;
}
.btn-blue:hover {
  background-color: #15cbb3;
  color: var(--color-text-white);
}

.btn-white {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--color-background);
  color: var(--color-text-black);
  border: none;
  border-radius: var(--radius);
  font-weight: var(--font-weight-bold);
  transition: background-color 0.2s ease;
}
.btn-white:hover {
  background-color: #15cbb3;
  color: var(--color-text-);
}

/* ========== LAYOUT GRILLE SIMPLE ========== */

.grid-2,
.grid-3 {
  display: grid;
  gap: var(--spacing-lg);
}
.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}
.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .section-hero h1 {
    font-size: 2rem;
  }
  .section-hero .subtitle {
    font-size: 1rem;
  }
  .cta-links {
    flex-direction: column;
  }
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }
}

/* Cartes génériques réutilisables */
.cards-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center; /* ✅ centre toutes les lignes */
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.card {
  flex: 1 1 280px; /* largeur mini */
  max-width: 320px; /* largeur maxi */
  background: var(--color-background-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
  box-shadow: 0 2px 6px rgba(0,0,0,0.05);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 18px rgba(0,0,0,0.08);
}

.card h3 {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-black);
}

.card p {
  font-size: 0.95rem;
  color: var(--color-muted);
  line-height: 1.5;
}


/* case a cocher */
.checkbox-inline {
  display: grid;
  grid-template-columns: auto 1fr; /* case = auto, texte = reste */
  align-items: flex-start;
  column-gap: 0.4rem; /* petit espace */
  margin: 1rem 0;
}

.checkbox-inline input[type="checkbox"] {
  margin-top: 0.3rem; /* centre avec le texte */
}

.checkbox-inline label {
  cursor: pointer;
  line-height: 1.5;
}