/* Explication sous les jalons */
.jalons-explication {
  background: var(--background-section1);
  padding: 32px 0 24px 0;
  max-width: 900px;
  margin: 0 auto 32px auto;
}
.jalons-texte {
  font-size: 1.15em;
  color: var(--text-color);
  line-height: 1.7;
  text-align: left;
  margin: var(--spacing-large);
}
.jalons-texte p {
  margin-bottom: 0;
}

/* ---------------------------------------
   1. VARIABLES CSS
---------------------------------------- */
:root {
  --primary-color: #ff01fb;
  --secondary-color: #6c757d;

  /* Light theme */
  --background-color: #ffffff;
  --background-light: #f8f9fa;
  --background-dark: #343a40;
  --background-darker: #212529;
  --background-section1: #e9e9e9;
  --background-section2: #f8f8f8;

  --text-color: #212529;

  --font-family-primary: "Montserrat", sans-serif;
  --spacing-large: 40px;
  --spacing-medium: 20px;
}

/* Dark theme */
[data-theme="dark"] {
  --background-color: #262626;
  --background-light: #1f1f1f;
  --background-dark: #262626;
  --background-darker: #1a1a1a;
  --background-section1: #2c2c2c;
  --background-section2: #1f1f1f;

  --text-color: #e9ecef;
  --secondary-color: #9aa0a6;
}

/* ---------------------------------------
   2. RESET
---------------------------------------- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family-primary);
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--background-color);
}

/* Background spécifique pour la page contact */
body.contact-page {
  background-image: url("Carte/prairie.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
}

a {
  text-decoration: none;
  color: var(--primary-color);
}

p {
  margin-left: var(--spacing-medium);
  padding: 2%;
}

h1,
h2,
h3,
h4 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-medium);
  font-weight: 600;
  padding: 2%;
}

/* ---------------------------------------
   3. HEADER
---------------------------------------- */
.header {
  background-color: var(--background-section2);
  color: var(--text-color);
  padding: var(--spacing-medium) var(--spacing-large);

  display: flex;
  justify-content: space-between;
  align-items: center;

  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 90vw;
  max-width: 1200px;

  border-radius: 50px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);

  transition: top 0.3s ease, opacity 0.3s ease;

  z-index: 1000;
}

.header h1 {
  font-weight: 700;
  margin: 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo {
  width: 130px;
  height: 50px;
}

.nav ul {
  display: flex;
  list-style: none;
  gap: 20px;
}

.nav ul li a {
  color: var(--text-color);
  padding: 10px 15px;
  transition: background-color 0.3s;
}

.nav ul li a:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 5px;
}

/* 4. Contenu Principal (Main) et Sections */
.section {
  background-color: var(--background-section1);
  padding: var(--spacing-large) 0;
  max-width: 100vw;
  margin: 0;
}
.about-us {
  color: var(--text-color);
}
.contact-section {
  background-color: var(--background-section1);
  padding: var(--spacing-large) 0;
  max-width: 100vw;
  margin: 0;
}
.section h3 {
  text-align: center;
  margin-bottom: var(--spacing-large);
  font-weight: 700;
  color: var(--primary-color);
}

/* ---------------------------------------
   5. HERO
---------------------------------------- */
.hero {
  background-image: url("assets/abeille.jpg");
  background-size: cover;
  background-position: center;
  padding: 80px;
  text-align: center;
  width: 100%;
  position: sticky;
  border-radius: 0;
  top: 0;
  z-index: 1;
  color: var(--primary-color);
}

.hero h2 {
  font-size: 2.5em;
  margin-bottom: 10px;
  margin-top: calc(4 * var(--spacing-large));
  color: var(--primary-color);
}

/* 6. Conteneur de Cartes (Modulable avec Flexbox) */
.cards-container {
  /* Honeycomb-friendly grid: center items and allow responsive columns */
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px 20px;
  justify-items: center;
  align-items: start;
  position: relative;
  top: 0;
  z-index: 2;
  width: 100%;
  background-color: var(--background-section2);
}

.cards-container.sticky {
  position: sticky;
  top: 0;
  z-index: 2;
}

/* Hexagonal / alvéolaire cards using clip-path */
.card {
  width: 260px;
  height: 260px;
  background: linear-gradient(180deg, #ffffff 0%, #f7fbff 100%);
  color: var(--text-color);
  -webkit-clip-path: polygon(
    25% 6.7%,
    75% 6.7%,
    100% 50%,
    75% 93.3%,
    25% 93.3%,
    0% 50%
  );
  clip-path: polygon(
    25% 6.7%,
    75% 6.7%,
    100% 50%,
    75% 93.3%,
    25% 93.3%,
    0% 50%
  );
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 28px 20px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  text-align: center;
}

.card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.14);
}

.card h4 {
  color: #212529;
  margin-bottom: 10px;
}

/* Make headings and paragraphs fit nicely inside the clipped shape */
.card h4,
.card p {
  margin: 0 0 8px 0;
  padding: 0 6px;
}

/* Small modifier to visually offset alternating rows for a honeycomb layout */
.cards-container .card:nth-child(odd) {
  transform-origin: center top;
}

/* Accent variants: gradients and subtle borders for visual variety */
.card--accent-1 {
  background: linear-gradient(135deg, #3bc6d0 0%, var(--background-color) 100%);
  border: 1px solid rgba(0, 123, 255, 0.1);
}

.card--accent-2 {
  background: linear-gradient(205deg, #b960bb 0%, var(--background-color) 100%);
  border: 1px solid rgba(255, 193, 7, 0.1);
}

.card--accent-3 {
  background: linear-gradient(135deg, #f8e354 0%, var(--background-color) 100%);
  border: 1px solid rgba(255, 193, 7, 0.1);
}
.carte_mentale {
  background-color: var(--background-section2);
  width: 100%;
  text-align: center;
  position: sticky;
  top: 0;
  z-index: 3;
}

/* 7. Footer */
.footer {
  background-color: var(--background-darker);
  color: var(--secondary-color);
  text-align: center;
  padding: var(--spacing-medium);
  margin-top: var(--spacing-large);
}

/* 8. Adaptabilité (Media Queries) */
@media (max-width: 768px) {
  /* Ajustements pour les écrans de taille tablette/mobile */
  .hero {
    background-image: url("assets/assets/abeille.jpg");
    padding: 80px 0px;
    text-align: center;
    margin-bottom: var(--spacing-large);
    width: 100vw;
    max-width: 100vw;
    position: sticky;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 0;
    top: 0;
    z-index: 1;
    box-sizing: border-box;
  }
  .nav ul li a {
    display: block;
  }

  .hero {
    padding: 60px 20px;
  }

  .hero h2 {
    font-size: 2em;
  }

  .logo {
    width: 36px;
    height: 36px;
  }
}

@media (max-width: 480px) {
  .card {
    width: 200px;
    height: 220px;
    padding: 18px 12px;
  }
}

.contact-form {
  max-width: 600px;
  margin: 0 auto;
  padding: 20px;
  background-color: var(--background-light); /* Utilisation de la variable */
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
}

.form-group {
  margin-bottom: var(--spacing-medium);
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 700;
  color: var(--text-color);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group textarea {
  width: 100%;
  padding: 10px;
  border: 1px solid #ced4da;
  border-radius: 5px;
  font-size: 1em;
  box-sizing: border-box;
  transition: border-color 0.3s;
}

.form-group input[type="text"]:focus,
.form-group input[type="email"]:focus,
.form-group textarea:focus {
  border-color: var(--primary-color);
  outline: none;
}

.form-group textarea {
  resize: vertical;
  min-height: 150px;
}

/* From Uiverse.io by satyamchaudharydev */
/* The switch - the box around the slider */
.switch {
  display: block;
  --width-of-switch: 3.5em;
  --height-of-switch: 2em;
  /* size of sliding icon -- sun and moon */
  --size-of-icon: 1.4em;
  /* it is like a inline-padding of switch */
  --slider-offset: 0.3em;
  position: relative;
  width: var(--width-of-switch);
  height: var(--height-of-switch);
}

/* Hide default HTML checkbox */
.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

/* The slider */
.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #f4f4f5;
  transition: 0.4s;
  border-radius: 30px;
}

.slider:before {
  position: absolute;
  content: "";
  height: var(--size-of-icon, 1.4em);
  width: var(--size-of-icon, 1.4em);
  border-radius: 20px;
  left: var(--slider-offset, 0.3em);
  top: 50%;
  transform: translateY(-50%);
  background: linear-gradient(40deg, #ff0080, #ff8c00 70%);
  transition: 0.4s;
}

input:checked + .slider {
  background-color: #303136;
}

input:checked + .slider:before {
  left: calc(100% - (var(--size-of-icon, 1.4em) + var(--slider-offset, 0.3em)));
  background: #303136;
  /* change the value of second inset in box-shadow to change the angle and direction of the moon  */
  box-shadow: inset -3px -2px 5px -2px #8983f7, inset -10px -4px 0 0 #a3dafb;
}

#my-section {
  width: 100%;
  height: 400px; /* taille de la section */
  background-color: #f0f0f0;
  position: relative;
}

/* ---------------------------------------
   9. THREE.JS CANVAS
---------------------------------------- */
#three-canvas {
  width: 80%;
  height: 74%;
  border-radius: 8px;
  position: relative;
  margin: 2% 10%;
  padding-bottom: 20px;
}

/* Quiz */
.quiz-question {
  margin-bottom: var(--spacing-medium);
  background-color: var(--background-section2);
  padding: 20px;
  border-radius: 8px;
}

.quiz-question h4 {
  margin-bottom: 12px;
}

.quiz-question label {
  display: block;
  margin-bottom: 8px;
}

.quiz-button {
  display: block;
  margin: 20px auto;
  padding: 12px 24px;
  background-color: var(--primary-color);
  color: #fff;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1em;
}

.quiz-button:hover {
  opacity: 0.9;
}

.quiz-result {
  text-align: center;
  font-weight: 700;
  margin-top: 20px;
}

/* Table */
table {
  width: 100%;
  border-collapse: collapse;
  margin-top: var(--spacing-medium);
}

table,
th,
td {
  border: 1px solid #ccc;
}

th,
td {
  padding: 10px;
  text-align: center;
}