/* VARIABLES & RESET GLOBAL — Charte graphique Valosera */
:root {
  /* Couleurs principales */
  --color-navy: #1A4870;
  --color-beige: #E8E5AC;
  --color-sky: #C7E3FF;

  /* Couleurs secondaires (textes) */
  --color-text: #0F1A13;
  --color-gray: #555555;
  --color-gray-light: #666666;

  /* Couleurs tertiaires (fonds / étapes) */
  --color-white-smoke: #F7F7F5;
  --color-blue: #4A78BB;
  --color-blue-light: #81BCE8;
  --color-green-dark: #2A5C44;
  --color-green: #77C2A6;
  --color-green-light: #D4E2A1;
  --color-orange: #FB9D4A;

  /* Typographie */
  --font-heading: 'Arvo', serif;
  --font-body: 'Open Sans', sans-serif;

  --radius: 12px;
  --shadow: 0 12px 30px rgba(15, 23, 42, .08);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  overflow-x: hidden;
  width: 100%;
  scroll-behavior: smooth;
}

#projet,
#cobatisseur,
#cobatisseur-form,
#kit-pedagogique,
#contact {
  scroll-margin-top: 90px;
}

.basic-page-content {
  max-width: 1402px;
  min-height: 40vh;
  margin: 0 auto;
  padding: 48px 96px;
  box-sizing: border-box;
}

.basic-page-content h1 {
  font-family: var(--font-heading);
  font-size: 36px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 20px;
}

.basic-page-content div {
  color: var(--color-gray);
  line-height: 1.7;
}

@media (max-width: 640px) {
  .basic-page-content {
    padding: 32px 20px;
  }

  .basic-page-content h1 {
    font-size: 26px;
  }
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  line-height: 1.6;
  padding-top: 76px;
  overflow-x: hidden;
  width: 100%;
}

h1,
h2,
h3 {
  font-family: var(--font-heading);
}

h1 {
  font-weight: 700;
  /* Arvo Bold */
}

h2 {
  font-weight: 400;
  /* Arvo Regular */
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Boutons génériques (Boutons / CTA de la charte) */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 22px;
  border-radius: 8px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 14px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color .2s ease, color .2s ease, border-color .2s ease;
}

.btn-primary {
  background: var(--color-green-dark);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-green);
  color: var(--color-text);
}

.btn-outline {
  background: #fff;
  color: var(--color-green-dark);
  border-color: var(--color-green-dark);
}

.btn-outline:hover {
  background: var(--color-green-dark);
  color: #fff;
}

.btn-arrow {
  margin-left: 4px;
}

ul {
  margin-left: 40px;
}

@media (max-width: 640px) {
  ul {
    margin-left: 25px;
  }
}