/* VISUEL DESIGN - STYLES PRINCIPAUX */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

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

:root {
  --color-bg: #000;
  --color-card-bg: #1a1a1a;
  --color-text-primary: #fff;
  --color-text-secondary: #ccc;
  --color-text-tertiary: #aaa;
  --color-accent: #444;
  --border-color: #333;
  --spacing-xs: 10px;
  --spacing-sm: 20px;
  --spacing-md: 40px;
  --spacing-lg: 60px;
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 25px;
  --transition-base: 0.3s ease;
}

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--color-bg);
  color: var(--color-text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-bg);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border-color);
}

header .logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  text-decoration: none;
  color: var(--color-text-primary);
}

header .logo img {
  width: 40px;
  height: 40px;
  border-radius: 6px;
}

header .logo-text strong {
  font-size: 16px;
  font-weight: 600;
}

header .logo-text small {
  font-size: 13px;
  color: var(--color-text-tertiary);
  font-weight: 400;
}

header nav {
  display: flex;
  gap: 30px;
}

header nav a {
  text-decoration: none;
  color: var(--color-text-primary);
  font-weight: 500;
  font-size: 15px;
  transition: color var(--transition-base);
  position: relative;
}

header nav a:hover {
  color: var(--color-text-tertiary);
}

header nav a.active::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--color-text-primary);
}

.hero {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--spacing-md);
  padding: var(--spacing-lg) var(--spacing-md);
  align-items: center;
  min-height: 70vh;
}

.hero-content h1 {
  margin: 0 0 var(--spacing-sm) 0;
  font-size: 2.5em;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.5px;
}

.hero-content p {
  color: var(--color-text-secondary);
  font-size: 1.1em;
  line-height: 1.7;
  margin-bottom: var(--spacing-md);
}

.hero-cta {
  display: flex;
  gap: 15px;
  margin-top: var(--spacing-sm);
}

.profile-card {
  background: var(--color-card-bg);
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
  text-align: center;
}

.profile-card img {
  width: 100%;
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-xs);
}

.profile-card h3 {
  font-size: 1.2em;
  margin: var(--spacing-xs) 0;
  font-weight: 600;
}

.meta {
  font-size: 0.9em;
  color: var(--color-text-tertiary);
  display: flex;
  justify-content: space-between;
  margin-top: var(--spacing-xs);
}

.availability {
  margin-top: var(--spacing-xs);
  font-size: 0.9em;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.projects, .about, .skills, .contact {
  padding: var(--spacing-md);
}

.section-title {
  font-size: 1.8em;
  margin-bottom: var(--spacing-sm);
  font-weight: 700;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: var(--spacing-sm);
}

.card {
  background: var(--color-card-bg);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm);
  text-align: center;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  cursor: pointer;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(255, 255, 255, 0.1);
}

.card img {
  width: 100%;
  border-radius: var(--radius-sm);
  margin-bottom: 15px;
  background: #000;
}

.card h3 {
  margin: 0;
  font-size: 1.1em;
  font-weight: 600;
}

.card p {
  font-size: 0.9em;
  color: var(--color-text-secondary);
  margin: var(--spacing-xs) 0;
}

.tags {
  display: flex;
  justify-content: flex-start;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: var(--spacing-xs);
}

.tag {
  background: var(--border-color);
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.8em;
  color: #eee;
  font-weight: 500;
}

.btn {
  display: inline-block;
  padding: 12px 24px;
  margin: 5px;
  background: #222;
  border-radius: var(--radius-lg);
  color: white;
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
  transition: all var(--transition-base);
  border: none;
  cursor: pointer;
}

.btn:hover {
  background: var(--color-accent);
  transform: translateY(-2px);
}

.btn-primary {
  background: white;
  color: #000;
}

.btn-primary:hover {
  background: #f0f0f0;
}

footer {
  text-align: center;
  padding: 30px;
  border-top: 1px solid var(--border-color);
  color: var(--color-text-tertiary);
  font-size: 0.9em;
  margin-top: var(--spacing-md);
}

.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  z-index: 1000;
  overflow-y: auto;
  animation: fadeIn 0.3s ease;
  padding: var(--spacing-sm);
}

.modal.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-content {
  background: var(--color-card-bg);
  border-radius: var(--radius-md);
  max-width: 900px;
  width: 100%;
  margin: var(--spacing-sm) auto;
  padding: var(--spacing-md);
  position: relative;
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from { 
    opacity: 0;
    transform: translateY(50px);
  }
  to { 
    opacity: 1;
    transform: translateY(0);
  }
}

.modal-close {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  background: var(--border-color);
  border: none;
  color: white;
  font-size: 24px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  transition: background var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

.modal-close:hover {
  background: #555;
}

.modal-header h2 {
  margin: 0 0 var(--spacing-xs) 0;
  font-size: 2em;
  font-weight: 700;
}

.modal-header p {
  color: var(--color-text-tertiary);
  margin: 0 0 var(--spacing-sm) 0;
}

.modal-images {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-sm);
  margin: 30px 0;
}

.modal-images img {
  width: 100%;
  border-radius: var(--radius-sm);
  background: #000;
}

.modal-description {
  margin: 30px 0;
  line-height: 1.8;
}

.modal-description h3 {
  margin-bottom: var(--spacing-xs);
  font-weight: 600;
}

.modal-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-sm);
  margin: 30px 0;
  padding: var(--spacing-sm);
  background: #111;
  border-radius: var(--radius-sm);
}

.modal-info-item {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.modal-info-item strong {
  color: #fff;
  font-size: 0.9em;
  font-weight: 600;
}

.modal-info-item span {
  color: var(--color-text-tertiary);
  font-size: 0.95em;
}

@media (max-width: 768px) {
  header {
    padding: 15px var(--spacing-sm);
    flex-direction: column;
    gap: 15px;
  }
  header .logo {
    flex-direction: column;
    text-align: center;
  }
  header nav {
    gap: 15px;
  }
  .hero {
    grid-template-columns: 1fr;
    padding: var(--spacing-lg) 30px;
    gap: 30px;
    min-height: auto;
  }
  .hero-content h1 {
    font-size: 2em;
  }
  .projects, .about, .skills, .contact {
    padding: 30px var(--spacing-sm);
  }
  .projects-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
}

@media (max-width: 480px) {
  .hero {
    padding: var(--spacing-md) 15px;
  }
  .hero-content h1 {
    font-size: 1.6em;
  }
  .projects-grid {
    grid-template-columns: 1fr;
  }
}

.text-center { text-align: center; }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }