/* Responsive: agrandir les cadres des projets sur mobile */
@media (max-width: 600px) {
  .projet-box {
    min-height: 320px;
  }
  .projets-container {
    grid-template-columns: 1fr;
  }
  .projet-box .projet-layer {
    padding: 1rem;
    max-width: 100%;
    font-size: 1.4rem;
    word-break: break-word;
  }
  .projet-layer p {
    font-size: 1.3rem;
    margin: .5rem 0 1rem;
  }
}
/* =================================================================== */
/*   1. CONFIGURATION & STYLES GLOBAUX                                 */
/* =================================================================== */

/* --- Import de la police --- */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&display=swap');

/* --- Variables CSS (Custom Properties) --- */
:root {
  --bg-color: #0a0a0a;
  --second-bg-color: #1a1a2e;
  --text-color: #ffffff;
  --main-color: #00d4ff;
  --accent-color: #ff6b6b;
  --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

/* --- Reset & Styles de base --- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  text-decoration: none;
  border: none;
  outline: none;
  scroll-behavior: smooth;
  font-family: 'Poppins', sans-serif;
}

/* --- Accessibilité pour le focus --- */
*:focus:not(:focus-visible) {
  outline: none;
}
*:focus-visible {
  outline: 2px solid var(--main-color);
  outline-offset: 2px;
}

/* --- Classe d'accessibilité pour lecteurs d'écran --- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --- Styles fondamentaux (HTML, Body) --- */
html {
  font-size: 62.5%; /* Astuce pour que 1rem = 10px, facilitant les calculs */
  overflow-x: hidden;
  scroll-padding-top: 10rem; /* Décale l'ancre de défilement pour ne pas être cachée par le header */
}

body {
  background: var(--bg-color);
  color: var(--text-color);
  position: relative;
  min-height: 100vh;
  overflow-x: hidden;
}

/* --- Fond animé (Canvas) --- */
#canvas-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
  background: var(--bg-color);
}

/* =================================================================== */
/*   2. COMPOSANTS RÉUTILISABLES (Header, Footer, Boutons...)          */
/* =================================================================== */

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 2rem 9%;
  background: rgba(10, 10, 10, 0.7);
  backdrop-filter: blur(10px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 100;
  transition: all 0.3s ease;
  border-bottom: 1px solid rgba(0, 212, 255, 0.1);
}
.header.sticky {
  background: rgba(10, 10, 10, 0.9);
  box-shadow: 0 5px 30px rgba(0, 212, 255, 0.1);
}

.logo {
  font-size: 2.8rem;
  color: var(--text-color);
  font-weight: 700;
  background: var(--gradient-3);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  transition: all 0.3s ease;
}

.navbar a {
  font-size: 1.7rem;
  color: var(--text-color);
  font-weight: 500;
  margin-left: 3.5rem;
  transition: color 0.3s ease;
  position: relative;
  padding: 0.5rem 0;
}
.navbar a::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-3);
  transition: width 0.3s ease;
}
.navbar a:hover,
.navbar a.active {
  color: var(--main-color);
}
.navbar a:hover::before,
.navbar a.active::before {
  width: 100%;
}

.menu-toggle, #menu-icon {
  background: none;
  border: none;
  cursor: pointer;
  display: none;
  font-size: 3.6rem;
  color: var(--text-color);
}

/* --- Footer --- */
.footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  padding: 2rem 9%;
  background: rgba(10, 10, 10, 0.8);
  border-top: 1px solid rgba(0, 212, 255, 0.1);
}
.footer-text p {
  font-size: 1.6rem;
}
.footer-icontop a {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  padding: .8rem;
  background: var(--main-color);
  border-radius: .8rem;
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
  transform: translateY(10px);
}
.footer-icontop a.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.footer-icontop a:hover {
  box-shadow: 0 0 1rem var(--main-color);
}
.footer-icontop a i {
  font-size: 2.4rem;
  color: var(--bg-color);
}

/* --- Titres de section --- */
.heading {
  font-size: 4.5rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 6rem;
  position: relative;
}
.heading span {
  color: var(--main-color);
}
.heading::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: -1.5rem;
  transform: translateX(-50%);
  width: 100px;
  height: 4px;
  background: var(--main-color);
  border-radius: 2px;
  box-shadow: 0 0 15px var(--main-color), 0 0 30px var(--main-color);
}

/* --- Boutons --- */
.btn-box {
  display: flex;
  gap: 2rem;
  margin-bottom: 4rem;
}
.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  padding: 1.5rem 3rem;
  background: var(--gradient-3);
  border-radius: 50px;
  font-size: 1.8rem;
  font-weight: 600;
  color: white;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
  z-index: 1;
  box-shadow: 0 8px 30px rgba(0, 212, 255, 0.3);
}
.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-2);
  transition: left 0.3s ease;
  z-index: -1;
}
.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px rgba(0, 212, 255, 0.4);
}
.btn:hover::before {
  left: 0;
}

/* =================================================================== */
/*   3. SECTIONS DE LA PAGE                                            */
/* =================================================================== */

/* --- Styles généraux pour les sections --- */
section {
  min-height: 100vh;
  padding: 10rem 9% 2rem;
  position: relative;
  background: transparent;
}

/* --- Section: Home --- */
.home {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 9%;
  overflow: hidden;
}
.home-content {
  max-width: 60rem;
  z-index: 2;
}
.home-content h1 {
  font-size: 6rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 2rem;
  background: var(--gradient-3);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.home-content .text-animate {
  position: relative;
  margin-bottom: 3rem;
  min-height: 4rem;
}
.home-content .text-animate h3 {
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--accent-color);
  text-shadow: 0 0 20px rgba(255, 107, 107, 0.5);
}
.home-content p {
  font-size: 1.8rem;
  margin: 2rem 0 4rem;
  line-height: 1.8;
  opacity: 0.9;
}
.home-sci {
  display: flex;
  gap: 1rem;
}
.home-sci a {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 2px solid rgba(0, 212, 255, 0.3);
  border-radius: 50%;
  font-size: 2.2rem;
  color: var(--main-color);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  z-index: 1;
}
.home-sci a::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 100%;
  background: var(--gradient-3);
  transition: width 0.3s ease;
  z-index: -1;
}
.home-sci a:hover {
  color: white;
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 212, 255, 0.4);
}
.home-sci a:hover::before {
  width: 100%;
}
.home-img {
  position: relative;
  width: 40rem;
  height: 40rem;
  display: flex;
  justify-content: center;
  align-items: center;
}
.home-img img {
  width: 100%;
  position: relative;
  z-index: 2;
  animation: floatImage 4s ease-in-out infinite;
}
.home-img .glow-wrap {
  position: absolute;
  width: 100%;
  height: 100%;
  z-index: 1;
}
.home-img .glow {
  position: absolute;
  width: 100%;
  height: 100%;
  background: var(--main-color);
  border-radius: 50%;
  filter: blur(40px);
  animation: pulseGlow 6s ease-in-out infinite;
}


/* --- Section: About --- */
.about {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  gap: 4rem;
}
.about-img {
  position: relative;
  width: 25rem;
  height: 25rem;
  border-radius: 50%;
  padding: 8px; 
  overflow: hidden;
  box-shadow: 0 0 25px var(--main-color), 0 0 50px rgba(0, 212, 255, 0.4);
}
.about-img::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 150%;
  height: 150%;
  background: conic-gradient(from 180deg, var(--main-color), var(--accent-color), #4facfe, #764ba2, var(--main-color));
  animation: rotate-border 3s linear infinite;
}
.about-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  position: relative;
  z-index: 1;
}
.about-content {
  text-align: center;
  padding: 2rem;
  background: rgba(26, 26, 46, 0.5);
  border-radius: 20px;
  border: 1px solid rgba(0, 212, 255, 0.1);
  backdrop-filter: blur(15px);
}
.about-content h3 {
  font-size: 2.6rem;
}
.about-content p {
  font-size: 1.6rem;
  margin: 2rem 0 3rem;
}
.about-content .btn-box.btns {
  display: inline-block;
  width: 15rem;
}

/* --- Section: Skills (Barres de progression) --- */
.skills-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
  margin-top: 3rem;
  perspective: 1000px;
}
.skills-column {
  background: rgba(26, 26, 46, 0.8);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 212, 255, 0.1);
  border-radius: 20px;
  padding: 2.5rem;
  transform-style: preserve-3d;
  backface-visibility: hidden;
  transition: transform 1s, box-shadow 0.4s;
  transform: rotateY(-180deg);
  opacity: 0;
}
.show-animate .skills-column {
  transform: rotateY(0deg);
  opacity: 1;
}
.show-animate .skills-column:nth-child(1) { transition-delay: 0.2s; }
.show-animate .skills-column:nth-child(2) { transition-delay: 0.4s; }
.show-animate .skills-column:nth-child(3) { transition-delay: 0.6s; }
.show-animate .skills-column:nth-child(4) { transition-delay: 0.8s; }
.skills-column:hover {
  box-shadow: 0 15px 35px rgba(0, 212, 255, 0.2);
  border: 1px solid rgba(0, 212, 255, 0.3);
}
.skills-column .title {
  font-size: 2.2rem;
  color: var(--main-color);
  margin-bottom: 2rem;
  position: relative;
  padding-bottom: 1rem;
}
.skills-column .title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 2px;
  background: var(--gradient-3);
}
.skills-content .progress {
  padding: 1rem 0;
}
.skills-content .progress h3 {
  font-size: 1.7rem;
  display: flex;
  justify-content: space-between;
}
.skills-content .progress .bar {
  height: 2.5rem;
  border-radius: .6rem;
  border: .2rem solid var(--main-color);
  padding: .5rem;
  margin: 1rem 0;
}
.skills-content .progress .bar span {
  display: block;
  height: 100%;
  border-radius: .3rem;
  background: var(--main-color);
  width: 0;
  transition: width .5s ease;
}

/* --- Section: Skills (Carrousel 3D / Défilement mobile) --- */
.animated-skills {
  display: grid;
  place-content: center;
  overflow: hidden;
  min-height: 100vh;
}
.animated-skills .container {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 60rem;
}
.animated-skills .wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  perspective: 2000px;
}
.animated-skills .inner {
  position: absolute;
  width: 30rem;
  height: 30rem;
  border-radius: 50%;
  transform-style: preserve-3d;
  animation: rotate 35s linear infinite;
}
.animated-skills .card {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  padding: 1.5rem;
  background-color: rgba(255, 255, 255, 0.9);
  transform-origin: 50% 50%;
  transform: rotateY(calc(var(--index) * (360deg / var(--quantity)))) translateZ(40rem);
  box-shadow: 0 0 20px rgba(var(--color-card), 0.8), inset 0 0 15px rgba(var(--color-card), 0.5);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 1rem;
}
.animated-skills .card:hover {
  transform: rotateY(calc(var(--index) * (360deg / var(--quantity)))) translateZ(45rem) scale(1.1);
  box-shadow: 0 0 35px rgba(var(--color-card), 1), inset 0 0 25px rgba(var(--color-card), 0.7);
  z-index: 10;
}
.animated-skills .card img {
  height: 50%;
  max-height: 10rem;
  object-fit: contain;
  filter: drop-shadow(0 4px 6px rgba(0,0,0,0.4));
}
.animated-skills .card span {
  font-size: 2rem;
  font-weight: 700;
  color: #111;
  text-align: center;
}

/* --- Section: Projets --- */
.projets-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
  gap: 2.5rem;
}
.projet-box {
  position: relative;
  border-radius: 2rem;
  box-shadow: 0 0 1rem rgba(0,0,0, 0.5);
  overflow: hidden;
  display: flex;
  min-height: 400px;
}
.projet-box img {
  width: 100%;
  transition: .5s ease;
}
.projet-box:hover img {
  transform: scale(1.1);
}
.projet-box .projet-layer {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(0, 174, 255, 0.85) 0%, rgba(0,0,0,0.85) 100%);
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  text-align: center;
  /* Centrage vertical et horizontal amélioré */
  padding: 0 4rem;
  transform: translateY(100%);
  transition: .5s ease;
}
.projet-box:hover .projet-layer {
  transform: translateY(0);
  /* Animation douce et effet concentré */
  box-shadow: 0 0 80px 40px rgba(0,212,255,0.45);
}
.projet-layer h4 {
  font-size: 3rem;
}
.projet-layer p {
  font-size: 1.6rem;
  margin: .3rem 0 1rem;
}
.projet-layer a {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 5rem;
  height: 5rem;
  background: var(--text-color);
  border-radius: 50%;
}
.projet-layer a i {
  font-size: 2rem;
  color: var(--second-bg-color);
}
.projet-layer .technologies {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2rem;
}
.projet-layer .technologies img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-color);
  padding: 5px;
}


/* --- Section: Education (Ancien style) --- */
.education-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 5rem;
}
.education-column {
  flex: 1 1 50rem;
  max-width: 60rem;
  background: rgba(26, 26, 46, 0.5);
  padding: 3rem;
  border-radius: 20px;
  border: 1px solid rgba(0, 212, 255, 0.1);
  backdrop-filter: blur(15px);
}
.education-column .title {
  font-size: 2.5rem;
  margin: 0 0 1.5rem 2rem;
}
.education-box {
  border-left: .2rem solid var(--main-color);
}
.education-content {
  position: relative;
  padding-left: 2rem;
}
.education-content::before {
  content: '';
  position: absolute;
  top: 0;
  left: -1.1rem;
  width: 2rem;
  height: 2rem;
  background: var(--main-color);
  border-radius: 50%;
}
.education-content .content {
  position: relative;
  padding: 1.5rem;
  border: .2rem solid var(--main-color);
  border-radius: .6rem;
  margin-bottom: 2rem;
  background: rgba(0,0,0,0.2);
}
.education-content .content .year {
  font-size: 1.5rem;
  color: var(--main-color);
  padding-bottom: .5rem;
}
.education-content .content .year i {
  padding-right: .5rem;
}
.education-content .content h3 {
  font-size: 2rem;
}
.education-content .content p {
  font-size: 1.6rem;
  padding-top: .5rem;
}


/* --- Section: Timeline (Nouveau style) --- */
.timeline-section {
  min-height: auto;
  padding-bottom: 8rem;
}
.timeline-items {
  max-width: 1000px;
  margin: auto;
  display: flex;
  flex-wrap: wrap;
  position: relative;
}
.timeline-items::before {
  content: '';
  position: absolute;
  width: 3px;
  height: 100%;
  background: var(--main-color);
  left: 50%;
  transform: translateX(-50%);
  opacity: 0.3;
}
.timeline-item {
  margin-bottom: 3rem;
  width: 100%;
  display: flex;
  justify-content: flex-end;
  position: relative;
}
.timeline-item:nth-child(odd) {
  justify-content: flex-start;
}
.timeline-icon {
  width: 5rem;
  height: 5rem;
  background: var(--main-color);
  border: 4px solid var(--second-bg-color);
  border-radius: 50%;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 2;
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.7);
}
.timeline-icon i {
  font-size: 2.5rem;
  color: var(--second-bg-color);
}
.timeline-content {
  background: rgba(26, 26, 46, 0.7);
  border: 1px solid rgba(0, 212, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: 2rem 3rem;
  border-radius: 1rem;
  width: calc(50% - 4rem);
  position: relative;
}
.timeline-item:nth-child(even) .timeline-content {
  margin-left: 4rem;
}
.timeline-item:nth-child(odd) .timeline-content {
  margin-right: 4rem;
}
.timeline-content::before { /* Flèche */
  content: '';
  position: absolute;
  width: 0;
  height: 0;
  border-style: solid;
  top: 1.5rem;
}
.timeline-item:nth-child(even) .timeline-content::before {
  left: -1.5rem;
  border-width: 0.8rem 1.5rem 0.8rem 0;
  border-color: transparent rgba(0, 212, 255, 0.1) transparent transparent;
}
.timeline-item:nth-child(odd) .timeline-content::before {
  right: -1.5rem;
  border-width: 0.8rem 0 0.8rem 1.5rem;
  border-color: transparent transparent transparent rgba(0, 212, 255, 0.1);
}
.timeline-content-date {
  display: block;
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--main-color);
  margin-bottom: 0.5rem;
}
.timeline-content h3 {
  font-size: 2rem;
  color: var(--text-color);
  margin-bottom: 0.5rem;
}
.timeline-content p {
  font-size: 1.5rem;
  opacity: 0.8;
  line-height: 1.6;
}

/* --- Section: Terminal --- */
.terminal-section {
  min-height: auto;
  padding: 10rem 9% 8rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.terminal-window {
  width: 100%;
  max-width: 800px;
  height: 500px;
  background: rgba(20, 20, 35, 0.9);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: 10px;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(10px);
  display: flex;
  flex-direction: column;
}
.terminal-header {
  display: flex;
  align-items: center;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.2);
  border-bottom: 1px solid rgba(0, 212, 255, 0.2);
  border-top-left-radius: 10px;
  border-top-right-radius: 10px;
}
.terminal-buttons {
  display: flex;
  gap: 0.8rem;
}
.btn-term {
  width: 1.2rem;
  height: 1.2rem;
  border-radius: 50%;
}
.btn-term.close { background: #ff5f56; }
.btn-term.minimize { background: #ffbd2e; }
.btn-term.expand { background: #27c93f; }
.terminal-title {
  color: #ccc;
  font-family: 'Courier New', Courier, monospace;
  margin: 0 auto;
  font-weight: bold;
}
.terminal-body {
  flex-grow: 1;
  padding: 1rem;
  overflow-y: auto;
  font-family: 'Courier New', Courier, monospace;
  font-size: 1.4rem;
  line-height: 1.6;
  color: var(--text-color);
}
.terminal-body::-webkit-scrollbar { width: 8px; }
.terminal-body::-webkit-scrollbar-track { background: transparent; }
.terminal-body::-webkit-scrollbar-thumb { background: rgba(0, 212, 255, 0.5); border-radius: 4px; }
#terminalOutput .terminal-line { white-space: pre-wrap; word-break: break-all; }
#terminalOutput .command-line { color: #888; }
#terminalOutput .output-line { color: var(--text-color); }
#terminalOutput .output-line.success { color: #27c93f; }
#terminalOutput .output-line.error { color: #ff5f56; }
#terminalOutput .output-line.info { color: var(--main-color); }
.terminal-prompt { display: flex; align-items: center; gap: 0.8rem; }
.prompt-user { color: #27c93f; font-weight: bold; }
.terminal-input { flex-grow: 1; background: none; border: none; color: var(--text-color); font-family: 'Courier New', Courier, monospace; font-size: 1.4rem; }
.terminal-input:focus { outline: none; }


/* --- Section: Contact --- */
.contact-container {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: flex-start;
  background: rgba(26, 26, 46, 0.5);
  padding: 3rem;
  border-radius: 20px;
  border: 1px solid rgba(0, 212, 255, 0.1);
  backdrop-filter: blur(15px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
}
.contact-info h3 {
  font-size: 2.8rem;
  color: var(--main-color);
  margin-bottom: 1rem;
}
.contact-info p {
  font-size: 1.6rem;
  opacity: 0.8;
  line-height: 1.7;
  margin-bottom: 2.5rem;
}
.contact-info .info-item {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}
.contact-info .info-item i {
  font-size: 2.4rem;
  color: var(--main-color);
}
.contact #contactForm {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.contact .input-field, .contact .textarea-field {
  position: relative;
}
.contact .input-field.full-width, .contact .textarea-field.full-width {
  grid-column: 1 / -1;
}
.contact .input-field input, .contact .textarea-field textarea {
  width: 100%;
  padding: 1.2rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  color: var(--text-color);
  font-size: 1.6rem;
  transition: all 0.3s ease;
}
.contact .input-field label, .contact .textarea-field label {
  position: absolute;
  top: 50%;
  left: 1.2rem;
  transform: translateY(-50%);
  color: rgba(255, 255, 255, 0.5);
  font-size: 1.6rem;
  pointer-events: none;
  transition: all 0.3s ease;
}
.contact .input-field input:focus, .contact .textarea-field textarea:focus {
  border-color: var(--main-color);
  background: rgba(0, 212, 255, 0.1);
}
.contact .input-field input:focus + label,
.contact .input-field input:not(:placeholder-shown) + label,
.contact .textarea-field textarea:focus + label,
.contact .textarea-field textarea:not(:placeholder-shown) + label {
  top: -1rem;
  left: 1rem;
  font-size: 1.2rem;
  color: var(--main-color);
  background: var(--second-bg-color); /* Utilisation d'une variable pour le fond */
  padding: 0 0.5rem;
  border-radius: 4px;
}
.contact .textarea-field textarea {
  resize: none;
  height: 150px;
}
.contact .textarea-field label {
  top: 1.5rem;
  transform: none;
}
.contact .textarea-field textarea:focus + label,
.contact .textarea-field textarea:not(:placeholder-shown) + label {
  top: -1rem;
}
.contact .btn-box {
  grid-column: 1 / -1;
  text-align: right;
  margin-bottom: 0;
}
.contact .btn {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
}


/* =================================================================== */
/*   4. ANIMATIONS (KEYFRAMES)                                         */
/* =================================================================== */

@keyframes rotate-border {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes rotate {
  from { transform: rotateY(0); }
  to { transform: rotateY(360deg); }
}

@keyframes floatImage {
  0% { transform: translateY(0); }
  50% { transform: translateY(-2.4rem); }
  100% { transform: translateY(0); }
}

@keyframes pulseGlow {
  0% { transform: scale(0.9); opacity: 0.7; }
  50% { transform: scale(1.1); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.7; }
}

@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* --- Breakpoint: 1400px (Très grands écrans) --- */
@media (max-width: 1400px) {
  .navbar a {
    font-size: 1.4rem;
  }
}

/* --- Breakpoint: 1350px --- */
@media (max-width: 1350px) {
  .navbar a {
    font-size: 1.35rem;
  }
}

/* --- Breakpoint: 1300px --- */
@media (max-width: 1300px) {
  .navbar a {
    font-size: 1.3rem;
  }
}

/* --- Breakpoint: 1250px --- */
@media (max-width: 1250px) {
  .navbar a {
    font-size: 1.25rem;
  }
}

/* --- Breakpoint: 1200px (Grands écrans) --- */
@media (max-width: 1200px) {
  .navbar a {
    font-size: 1.2rem;
  }
  html {
    font-size: 55%;
  }
}

/* --- Breakpoint: 1150px --- */
@media (max-width: 1150px) {
  .navbar a {
    font-size: 1.15rem;
  }
}

/* --- Breakpoint: 1100px --- */
@media (max-width: 1100px) {
  .navbar a {
    font-size: 1.1rem;
  }
}

/* --- Breakpoint: 1050px --- */
@media (max-width: 1050px) {
  .navbar a {
    font-size: 1.05rem;
  }
}

/* --- Breakpoint: 991px (Tablettes) --- */
@media (max-width: 991px) {
  .navbar a {
    font-size: 1rem;
  }
  .header {
    padding: 2rem 3%;
  }
  section {
    padding: 10rem 3% 2rem;
  }
  .projets {
    padding-bottom: 7rem;
  }
  .contact-container {
    grid-template-columns: 1fr;
  }
  .footer {
    padding: 2rem 3%;
  }

  /* Compétences animées (3D) */
  .animated-skills .inner {
    width: 25rem;
    height: 25rem;
  }
  .animated-skills .card {
    transform: rotateY(calc(var(--index) * (360deg / var(--quantity)))) translateZ(30rem);
  }
  .animated-skills .card:hover {
    transform: rotateY(calc(var(--index) * (360deg / var(--quantity)))) translateZ(35rem) scale(1.1);
  }

  .terminal-window {
    height: 450px;
  }
}

/* --- Breakpoint: 900px --- */
@media (max-width: 900px) {
  .navbar a {
    font-size: 0.95rem;
  }
}

/* --- Breakpoint: 850px --- */
@media (max-width: 850px) {
  .navbar a {
    font-size: 0.90rem;
  }
}

/* --- Breakpoint: 800px --- */
@media (max-width: 800px) {
  .navbar a {
    font-size: 0.85rem;
  }
}

/* --- Breakpoint: 770px --- */
@media (max-width: 770px) {
  .navbar a {
    font-size: 0.80rem;
  }
}


/* --- Breakpoint: 768px (Mobiles) --- */
@media (max-width: 768px) {
  /* Menu Burger */
  #menu-icon, .menu-toggle {
    display: block;
  }
  .navbar {
    position: absolute;
    top: 100%;
    left: -100%;
    width: 100%;
    padding: 1rem 3%;
    background: var(--bg-color);
    border-top: .1rem solid rgba(0,0,0,.2);
    box-shadow: 0 .5rem 1rem rgba(0,0,0,.2);
    transition: left .25s ease;
  }
  .navbar.active {
    left: 0;
  }
  .navbar a {
    display: block;
    font-size: 1.4 rem;
    margin: 3rem 0;
  }

  /* Section Home */
  .home {
    flex-direction: column-reverse;
    gap: 2rem;
    padding-top: 5rem;
    text-align: center;
  }
  .home-content h1 { font-size: 5rem; }
  .home-content h3 { font-size: 2.6rem; }
  .home-content .btn-box,
  .home-content .home-sci {
    justify-content: center;
  }
  .home-img {
    width: 25rem;
    height: 25rem;
    margin-top: 2rem;
  }
  
  /* Section About */
  .about {
    flex-direction: column;
  }

  /* Section Projets */
  .projets-container {
    grid-template-columns: 1fr;
  }

  /* Section Contact */
  .contact #contactForm {
    grid-template-columns: 1fr;
  }
  
/* NOUVELLE VERSION : Rotation 3D sur mobile */
.animated-skills .container {
  /* On s'assure qu'il y a assez de place en hauteur */
  height: 60rem; 
}

.animated-skills .wrapper {
  /* On garde la perspective 3D */
  perspective: 1000px; 
}

.animated-skills .inner {
  /* On réactive l'animation de rotation */
  animation: rotate 35s linear infinite;
  
  /* On réduit la taille du cercle pour qu'il tienne sur l'écran */
  width: 20rem;
  height: 20rem;
}

.animated-skills .card {
  /* On réinitialise la transformation 3D des cartes */
  /* C'est la valeur la plus importante à ajuster ! */
  transform: rotateY(calc(var(--index) * (360deg / var(--quantity)))) translateZ(22rem);
  
  /* On s'assure que les transitions fonctionnent toujours */
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.animated-skills .card:hover {
  /* On ajuste l'effet de survol pour la nouvelle taille */
  transform: rotateY(calc(var(--index) * (360deg / var(--quantity)))) translateZ(25rem) scale(1.1);
  box-shadow: 0 0 35px rgba(var(--color-card), 1),
              inset 0 0 25px rgba(var(--color-card), 0.7);
  z-index: 10;
}

/* On ajuste la taille du contenu dans les cartes plus petites */
.animated-skills .card img {
  height: 40%;
  max-height: 8rem;
}

.animated-skills .card span {
  font-size: 1.6rem;
}

  /* Timeline */
  .timeline-items::before { left: 1rem; }
  .timeline-item { justify-content: flex-start; }
  .timeline-icon { left: 1rem; }
  .timeline-content { width: calc(100% - 4rem); margin-left: 4rem; margin-right: 0; }
  .timeline-item:nth-child(even) .timeline-content,
  .timeline-item:nth-child(odd) .timeline-content {
    margin-left: 4rem;
  }
  .timeline-content::before {
    left: -1.5rem;
    border-width: 0.8rem 1.5rem 0.8rem 0;
    border-color: transparent rgba(0, 212, 255, 0.1) transparent transparent;
  }
  .timeline-item:nth-child(odd) .timeline-content::before {
    right: auto;
  }
}

/* --- Breakpoint: 450px (Petits mobiles) --- */
@media (max-width: 450px) {
  html {
    font-size: 50%;
  }
}

/* --- Breakpoint: 371px (Très petits mobiles) --- */
@media (max-width: 371px) {
  .footer {
    flex-direction: column-reverse;
  }
  .footer p {
    text-align: center;
    margin-top: 2rem;
  }

  .home {
    padding-top: 10rem;
  }
  .home-content h1 {
    font-size: 4rem;
  }
  .home-img {
    width: 25rem;
    height: 25rem;
    margin-top: 2rem;
  }

  .animated-skills .card {
    width: 15rem;
    height: 15rem;
    padding: 1rem;
    gap: 0.5rem;
  }
  .animated-skills .card img { height: 45%; }
  .animated-skills .card span { font-size: 1.4rem; }
  .animated-skills .inner { gap: 1.5rem; }
  
  .timeline-content {
      padding: 1.5rem 2rem;
  }
  
  .terminal-section {
    padding: 10rem 0 4rem;
  }
  .terminal-window {
    border-radius: 0;
    height: 60vh;
  }
}