/* === RESET === */
html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    min-height: 100vh;
    background: linear-gradient(180deg, #1c1c22 0%, #2b2838 100%);
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-size: cover;
    overflow-x: hidden;
  }
  
  
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  main {
    min-height: calc(100vh - 80px); /* prend tout sauf la navbar */
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
  }
  
    
  body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(180deg, #f8f7ff, #ede9ff);
    color: #2b2b2b;
    line-height: 1.6;
  }
  
  /* === NAVBAR === */
  .navbar {
    position: sticky;
    top: 0;
    background: #fff;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    z-index: 100;
  }
  
  .logo {
    font-weight: 700;
    font-size: 1.4rem;
    color: #7b6cff;
  }
  
  .nav-links {
    list-style: none;
    display: flex;
    gap: 1.5rem;
  }
  
  .nav-links a {
    text-decoration: none;
    color: #333;
    transition: color 0.3s;
  }
  
  .nav-links a:hover,
  .nav-links a.active {
    color: #7b6cff;
    font-weight: 600;
  }
  
  .nav-icons img {
    width: 30px;
    margin-left: 10px;
    transition: opacity 0.3s;
  }
  
  .nav-icons img:hover {
    opacity: 0.7;
  }
  
  /* === HERO (Accueil) === */
  .hero {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 90vh;
    padding: 2rem;
  }
  
  .hero-container {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    max-width: 1100px;
    gap: 2rem;
  }
  
  .hero-photo {
    width: 260px;
    height: 260px; 
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid #7b6cff;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #a999ff, #7b6cff);
  }
  
  .hero-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  
  .hero-text {
    flex: 1;
  }
  
  .hero-text h1 {
    font-size: 2rem;
    color: #7b6cff;
    margin-bottom: 1rem;
  }
  
  .hero-text p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
  }
  
  .btn, .btn-secondary {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    transition: 0.3s;
  }
  
  .btn {
    background: #7b6cff;
    color: white;
  }
  
  .btn:hover {
    background: #6a5af9;
  }
  
  .btn-secondary {
    border: 2px solid #7b6cff;
    color: #7b6cff;
    margin-left: 10px;
  }
  
  .btn-secondary:hover {
    background: #7b6cff;
    color: white;
  }
  
  /* === ABOUT PAGE === */
  .about {
    max-width: 1000px;
    margin: auto;
    padding: 3rem 2rem;
  }
  
  .about-intro p {
    margin-top: 1rem;
    font-size: 1.1rem;
  }
  
  .skills-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1rem;
  }
  
  .skill-card {
    background: white;
    border-radius: 8px;
    padding: 0.8rem 1.2rem;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    transition: transform 0.3s;
  }
  
  .skill-card:hover {
    transform: translateY(-4px);
  }
  
  .soft-skills ul {
    list-style: disc;
    margin-left: 1.5rem;
    margin-top: 1rem;
  }
  
  .timeline {
    margin-top: 2rem;
    border-left: 3px solid #7b6cff;
    padding-left: 1.5rem;
  }
  
  .timeline-item {
    margin-bottom: 1.2rem;
  }
  
  .timeline-date {
    color: #7b6cff;
    font-weight: 600;
  }
  
  /* === PROJECTS PAGE === */
  .projects {
    max-width: 1100px;
    margin: auto;
    padding: 3rem 2rem;
  }
  
  .projects-intro {
    text-align: center;
    margin-bottom: 2rem;
  }
  
  .projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
  }
  
  .project-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
    text-decoration: none;
    color: inherit;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
  }
  
  .project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.15);
  }
  
  .project-card img {
    width: 100%;
    height: 160px;
    object-fit: cover;
  }
  
  .project-card h3 {
    color: #7b6cff;
    margin: 1rem;
  }
  
  .project-card p {
    margin: 0 1rem 1rem;
    font-size: 0.95rem;
  }
  
  .tech {
    display: block;
    background: #7b6cff;
    color: white;
    font-size: 0.85rem;
    text-align: center;
    padding: 0.4rem 0;
  }
  
  /* === RESPONSIVE === */
  @media (max-width: 768px) {
    .hero-container {
      flex-direction: column;
      text-align: center;
    }
  
    .hero-photo img {
      width: 200px;
    }
  
    .nav-links {
      display: none; /* simplification mobile, option menu burger plus tard */
    }
  }

  @media (prefers-color-scheme: dark) {
    html, body {
        background: linear-gradient(180deg, #1c1c22 0%, #2b2838 100%);
      }
    body {
      background: linear-gradient(180deg, #1c1c22, #2b2838);
      color: #e8e8f3;
    }
  
    .navbar {
      background: #2b2838;
      box-shadow: 0 2px 10px rgba(0,0,0,0.5);
    }
  
    .logo {
      color: #a999ff;
    }
  
    .nav-links a {
      color: #e8e8f3;
    }
  
    .nav-links a:hover,
    .nav-links a.active {
      color: #a999ff;
    }
  
 
  
    .hero {
      background: radial-gradient(circle at center, #2f2b40 0%, #1c1c22 100%);
    }
  
    .hero-text h1 {
      color: #a999ff;
    }
  
    .btn {
      background: #7b6cff;
    }
  
    .btn:hover {
      background: #a999ff;
    }
  
    .btn-secondary {
      border-color: #a999ff;
      color: #a999ff;
    }
  
    .btn-secondary:hover {
      background: #a999ff;
      color: #1c1c22;
    }
  
    .skill-card,
    .project-card {
      background: #262332;
      box-shadow: 0 2px 8px rgba(0,0,0,0.5);
    }
  
    .timeline {
      border-left-color: #a999ff;
    }
  
    .timeline-date {
      color: #a999ff;
    }
  
    .tech {
      background: #7b6cff;
    }
  }
    
  /* === SCROLLBAR STYLING === */
::-webkit-scrollbar {
    width: 10px;
  }
  
  ::-webkit-scrollbar-track {
    background: #1c1b22; /* Couleur du fond de la barre */
  }
  
  ::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #7b6cff, #a999ff);
    border-radius: 10px;
  }
  
  ::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #a999ff, #7b6cff);
  }
  
  /* Pour Firefox */
  * {
    scrollbar-width: thin;
    scrollbar-color: #7b6cff #1c1b22;
  }

  body::after {
    content: "";
    display: block;
    height: 0;
    background: inherit;
  }

  .projects {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
  }
  
  .projects-grid {
    margin-bottom: 0;
    padding-bottom: 2rem; /* espace doux sans créer de bande */
  }
  
  body {
    overflow-x: hidden; /* évite tout débordement visuel horizontal */
  }