/* Reset et base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Inter", sans-serif;
  background-color: #0a0a0a;
  color: #ffffff;
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Navigation */
.navbar {
  background-color: #111111;
  padding: 1rem 0;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  border-bottom: 1px solid #333;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo a {
  color: #ffffff;
  text-decoration: none;
  font-size: 1.2rem;
  font-weight: 600;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-item {
  position: relative;
}

.nav-link {
  color: #ffffff;
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  transition: all 0.3s ease;
}

.nav-link:hover {
  background-color: #333;
}

/* Dropdown */
.dropdown-content {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: #222;
  min-width: 160px;
  border-radius: 8px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  z-index: 1001;
}

.dropdown-content a {
  color: #ffffff;
  padding: 12px 16px;
  text-decoration: none;
  display: block;
  border-radius: 8px;
  transition: background-color 0.3s ease;
}

.dropdown-content a:hover {
  background-color: #333;
}

.dropdown:hover .dropdown-content {
  display: block;
}

/* Language Switcher */
.language-switcher {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem;
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  transition: all 0.3s ease;
}

.language-switcher:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.current-lang {
  color: #ffffff;
  font-weight: 600;
  font-size: 0.9rem;
}

.lang-switch {
  color: #888;
  text-decoration: none;
  font-size: 0.9rem;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  transition: all 0.3s ease;
}

.lang-switch:hover {
  color: #ffffff;
  background-color: rgba(255, 255, 255, 0.1);
}

/* Menu hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background-color: #ffffff;
  margin: 3px 0;
  transition: 0.3s;
  border-radius: 2px;
}

/* Main content */
.main-content {
  margin-top: 80px;
  min-height: calc(100vh - 160px);
}

/* Hero section */
.hero {
  padding: 4rem 0;
  text-align: center;
  background: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 100%);
}

.hero-title {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, #ffffff 0%, #cccccc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: #cccccc;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn-primary {
  background-color: #ffffff;
  color: #0a0a0a;
}

.btn-primary:hover {
  background-color: #f0f0f0;
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: transparent;
  color: #ffffff;
  border: 2px solid #ffffff;
}

.btn-secondary:hover {
  background-color: #ffffff;
  color: #0a0a0a;
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.875rem;
}

.btn-outline {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #ffffff;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
}

/* Features section */
.features {
  padding: 4rem 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.feature-card {
  background-color: #1a1a1a;
  padding: 2rem;
  border-radius: 16px;
  border: 1px solid #333;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: #555;
  box-shadow: 0 8px 32px rgba(255, 255, 255, 0.1);
}

.feature-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: #ffffff;
}

.feature-card p {
  color: #cccccc;
  margin-bottom: 1.5rem;
}

.feature-image {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 1.5rem;
}

.feature-link {
  color: #ffffff;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
  margin-top: auto;
}

.feature-link:hover {
  color: #cccccc;
}

.feature-link.disabled {
  color: #666;
  cursor: not-allowed;
}

/* Content pages */
.page-header {
  padding: 2rem 0;
  text-align: center;
  border-bottom: 1px solid #333;
}

.page-title {
  font-size: 2.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.page-subtitle {
  color: #cccccc;
  font-size: 1.1rem;
}

.content-section {
  padding: 3rem 0;
}

.content-card {
  background-color: #1a1a1a;
  padding: 2rem;
  border-radius: 12px;
  border: 1px solid #333;
  margin-bottom: 2rem;
}

.content-card h3 {
  margin-bottom: 1rem;
  color: #ffffff;
}

.content-card p {
  color: #cccccc;
  margin-bottom: 1rem;
}

.content-card ul {
  color: #cccccc;
  margin-left: 1.5rem;
}

.content-card li {
  margin-bottom: 0.5rem;
}

.content-card a {
  color: #ffffff;
  text-decoration: underline;
  transition: color 0.3s ease;
}

.content-card a:hover {
  color: #cccccc;
}

/* Article preview grid */
.article-preview-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
  align-items: center;
}

.article-preview-content {
  display: flex;
  flex-direction: column;
}

.preview-image {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: 8px;
}

/* Footer */
.footer {
  background-color: #111111;
  padding: 2rem 0;
  text-align: center;
  border-top: 1px solid #333;
  color: #cccccc;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background-color: #111111;
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
    padding: 2rem 0;
  }

  .nav-menu.active {
    left: 0;
  }

  .hamburger {
    display: flex;
  }

  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }

  .hamburger.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .hamburger.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .article-preview-grid {
    grid-template-columns: 1fr;
  }

  .article-preview-image {
    order: -1;
  }
}

/* Enhanced Cards and Grid Layouts */
.section {
  padding: 3rem 0;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 3rem;
  background: linear-gradient(135deg, #ffffff 0%, #cccccc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

/* Enhanced Card Styles */
.card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 2rem;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, #3b82f6, #8b5cf6, #ef4444);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.card:hover::before {
  opacity: 1;
}

.card:hover {
  transform: translateY(-8px);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.card-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: #ffffff;
}

.card-title a {
  color: inherit;
  text-decoration: none;
  transition: color 0.3s ease;
}

.card-title a:hover {
  color: #3b82f6;
}

.card-description {
  color: #cccccc;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.card-date {
  color: #888;
  font-size: 0.875rem;
}

/* Tags */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0;
}

.tag {
  background: rgba(59, 130, 246, 0.2);
  color: #60a5fa;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 500;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

/* Search Form */
.search-form {
  background: rgba(255, 255, 255, 0.05);
  padding: 2rem;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 3rem;
}

.search-form input,
.search-form select {
  width: 100%;
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.05);
  color: #ffffff;
  border-radius: 12px;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.search-form input:focus,
.search-form select:focus {
  outline: none;
  border-color: #3b82f6;
  background: rgba(255, 255, 255, 0.08);
}

.search-form input::placeholder {
  color: #888;
}

/* CV Page Styles */
.cv-section {
  margin-bottom: 3rem;
}

.cv-header {
  text-align: center;
  padding: 3rem 0;
  background: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 100%);
  border-radius: 16px;
  margin-bottom: 3rem;
}

.cv-name {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, #ffffff 0%, #cccccc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.cv-title {
  font-size: 1.5rem;
  color: #3b82f6;
  margin-bottom: 1rem;
}

.cv-contact {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.cv-contact span,
.cv-contact a {
  color: #cccccc;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  transition: color 0.3s ease;
}

.cv-contact a:hover {
  color: #3b82f6;
  transform: translateY(-2px);
}

/* Projects Page Styles */
.project-card {
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.project-image {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, #3b82f6, #8b5cf6);
  border-radius: 12px;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 3rem;
  opacity: 0.8;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.tech-tag {
  background: rgba(139, 92, 246, 0.2);
  color: #a78bfa;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 500;
  border: 1px solid rgba(139, 92, 246, 0.3);
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.text-muted {
  color: #888;
}

.mb-2 {
  margin-bottom: 1rem;
}

.mt-3 {
  margin-top: 1.5rem;
}

/* Responsive Improvements */
@media (max-width: 768px) {
  .grid {
    grid-template-columns: 1fr;
  }
  
  .cv-contact {
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }
  
  .cv-name {
    font-size: 2rem;
  }
  
  .search-form {
    padding: 1rem;
  }
  
  .section {
    padding: 2rem 0;
  }
  
  .social-links {
    flex-direction: column;
  }
}

/* Social Networks Section */
.social-links {
  display: flex;
  gap: 2rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.social-link {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  text-decoration: none;
  color: #ffffff;
  transition: all 0.3s ease;
  min-width: 300px;
}

.social-link:hover {
  transform: translateY(-8px);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  color: #ffffff;
}

.social-icon {
  font-size: 3rem;
  text-align: center;
  min-width: 80px;
}

.social-info h3 {
  margin: 0 0 0.5rem 0;
  font-size: 1.5rem;
  font-weight: 600;
}

.social-info p {
  margin: 0;
  color: #cccccc;
  font-size: 1rem;
}