:root {
  --bg-primary: #0F172A;
  --bg-secondary: #1E293B;
  --text-primary: #F1F5F9;
  --text-secondary: #94A3B8;
  --accent: #00E0FF;
  --shadow: rgba(0, 224, 255, 0.2);
  --card-bg: #1E293B;
  --card-border: rgba(0, 224, 255, 0.15);
  --toggle-bg: rgba(0, 224, 255, 0.1);
  --toggle-hover: rgba(0, 224, 255, 0.2);
  --icon-opacity: 0.8;
  --transition-speed: 0.3s;
}

[data-theme="light"] {
  --bg-primary: #FFFFFF;
  --bg-secondary: #F3F4F6;
  --text-primary: #1F2937;
  --text-secondary: #6B7280;
  --accent: #00A3FF;
  --shadow: rgba(0, 163, 255, 0.15);
  --card-bg: #F3F4F6;
  --card-border: rgba(0, 163, 255, 0.15);
  --toggle-bg: rgba(0, 163, 255, 0.1);
  --toggle-hover: rgba(0, 163, 255, 0.2);
  --icon-opacity: 1;
}

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

body {
  font-family: 'Poppins', sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-secondary);
  min-height: 100vh;
  transition: background var(--transition-speed) ease, color var(--transition-speed) ease;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  padding: 1rem;
  display: flex;
  justify-content: center;
  z-index: 100;
  background: linear-gradient(to bottom, var(--bg-primary), transparent);
}

.theme-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

#theme-btn {
  background: var(--toggle-bg);
  border: 2px solid var(--accent);
  border-radius: 50px;
  padding: 0.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-speed) ease;
}

#theme-btn:hover {
  background: var(--toggle-hover);
  transform: scale(1.05);
}

#theme-btn svg {
  color: var(--text-primary);
  transition: all var(--transition-speed) ease;
}

.sun-icon {
  opacity: var(--icon-opacity);
}

.moon-icon {
  opacity: calc(1 - var(--icon-opacity));
}

[data-theme="light"] .sun-icon {
  opacity: calc(1 - var(--icon-opacity));
}

[data-theme="light"] .moon-icon {
  opacity: var(--icon-opacity);
}

.main-content {
  padding: 6rem 2rem 4rem;
  max-width: 1200px;
  margin: 0 auto;
}

.hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
  margin-bottom: 4rem;
  flex-wrap: wrap;
}

.hero-content {
  flex: 1;
  min-width: 300px;
}

.hero-title {
  font-size: 3rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  transition: color var(--transition-speed) ease;
}

.hero-subtitle {
  font-size: 1.2rem;
  line-height: 1.8;
  color: var(--text-secondary);
  transition: color var(--transition-speed) ease;
}

.hero-image {
  flex: 0 0 300px;
} 

.photo-container {
  width: 300px;
  height: 300px;
  border-radius: 50%;
  overflow: hidden;
  border: 4px solid var(--accent);
  box-shadow: 0 8px 32px var(--shadow);
  background: var(--card-bg);
}

.profile-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 2rem;
  transition: color var(--transition-speed) ease;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 4rem;
}

.project-card {
  background: var(--card-bg);
  border: 2px solid var(--card-border);
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  transition: all var(--transition-speed) ease;
  cursor: pointer;
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px var(--shadow);
  border-color: var(--accent);
}

.project-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--toggle-bg);
  border-radius: 50%;
  transition: all var(--transition-speed) ease;
}

.project-icon svg {
  color: var(--accent);
}

.project-card:hover .project-icon {
  background: var(--accent);
}

.project-card:hover .project-icon svg {
  color: var(--bg-primary);
}

.project-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  transition: color var(--transition-speed) ease;
}

.project-description {
  color: var(--text-secondary);
  font-size: 1rem;
}

.footer {
  background: var(--card-bg);
  border-top: 1px solid var(--card-border);
  padding: 2rem;
  transition: all var(--transition-speed) ease;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.social-links {
  display: flex;
  gap: 2rem;
}

.social-link {
  color: var(--text-secondary);
  transition: all var(--transition-speed) ease;
}

.social-link:hover {
  color: var(--accent);
  transform: translateY(-4px);
}

.copyright {
  font-size: 0.9rem;
  color: var(--text-secondary);
}
.project-card-link{
  text-decoration: none;
  
}

@media (max-width: 1024px) {
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .hero {
    flex-direction: column-reverse;
    text-align: center;
  }

  .hero-title {
    font-size: 2.2rem;
  }

  .hero-image {
    flex: none;
  }

  .photo-container {
    width: 250px;
    height: 250px;
  }

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

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

@media (max-width: 480px) {
  .main-content {
    padding: 5rem 1rem 3rem;
  }

  .hero-title {
    font-size: 1.8rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .photo-container {
    width: 200px;
    height: 200px;
  }

  .project-card {
    padding: 1.5rem;
  }
}