@charset "UTF-8";

/* Reset and base styles */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --primary-color: #B22222;
  --secondary-color: #FFD700;
  --accent-color: #8B0000;
  --text-color: #ffffff;
  --text-muted: #D3D3D3;
  --bg-primary: #000000;
  --bg-secondary: #1a1a1a;
  --bg-card: rgba(0, 0, 0, 0.9);
  --bg-glass: rgba(255, 255, 255, 0.05);
  --border-color: rgba(178, 34, 34, 0.3);
  --shadow: 0 8px 32px rgba(178, 34, 34, 0.2);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --glow: 0 0 20px rgba(178, 34, 34, 0.5);
}

[data-theme="light"] {
  --primary-color: #B22222;
  --secondary-color: #FFD700;
  --accent-color: #8B0000;
  --text-color: #000000;
  --text-muted: #666666;
  --bg-primary: #ffffff;
  --bg-secondary: #f5f5f5;
  --bg-card: rgba(255, 255, 255, 0.95);
  --bg-glass: rgba(0, 0, 0, 0.05);
  --border-color: rgba(178, 34, 34, 0.2);
  --shadow: 0 8px 32px rgba(178, 34, 34, 0.1);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --glow: 0 0 20px rgba(178, 34, 34, 0.3);
}


/* Smooth scrolling */
html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  color: var(--text-color);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Typography */
h1, h2, h3 {
  font-family: 'Orbitron', monospace;
  font-weight: 600;
  line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.5rem); }
h3 { font-size: 1.25rem; }

p { color: var(--text-muted); }

/* Accessibility */
.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--primary-color);
  color: white;
  padding: 8px 16px;
  border-radius: 4px;
  text-decoration: none;
  z-index: 1000;
  transition: top 0.3s;
}

.skip-link:focus {
  top: 6px;
}

/* Theme Toggle */
.theme-toggle {
  position: fixed;
  top: 85px;
  right: 20px;
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 1000;
  transition: var(--transition);
  font-size: 1.2rem;
}

.theme-toggle:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow);
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  z-index: 100;
  transition: var(--transition);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}


/* Navigation Links */
.nav-logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  font-family: 'JetBrains Mono', monospace;
}


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

.nav-links a {
  color: var(--text-color);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

.nav-links a:hover,
.nav-links a:focus {
  color: var(--primary-color);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: width 0.3s;
}

.nav-links a:hover::after,
.nav-links a:focus::after {
  width: 100%;
}

/* ------------- Mobile Navigation Toggle ---------------*/
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-color);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Sections */
.section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 2rem 4rem;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  border-radius: 2px;
}


/* -------------------------------------------------- */


                /* Hero Section */
                
.hero-section {
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-primary) 100%);
  position: relative;
  overflow: hidden;
  padding: 0;
}

.hero-content {
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-title {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
  text-shadow: var(--glow);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--accent-color);
  margin-bottom: 1rem;
  font-weight: 500;
}

.hero-description {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  max-width: 500px;
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.social-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: 50px;
  color: var(--text-color);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
}

.social-links a:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  border-color: var(--primary-color);
  box-shadow: var(--glow);
}

.hero-avatar {
  display: flex;
  justify-content: center;
}

.avatar-circle {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow), var(--glow);
  position: relative;
  overflow: hidden;
}

.avatar-circle img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  color: var(--text-muted);
}

/* About Section */
.about-section {
  background: var(--bg-secondary);
}

.about-content {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.timeline {
  list-style: none;
  margin-top: 2rem;
}

.timeline li {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1rem;
  position: relative;
  transition: var(--transition);
}

.timeline li:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.timeline li::before {
  content: '';
  position: absolute;
  left: -10px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-left: 10px solid var(--bg-card);
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
}

/* Skills Section */
.skills-section {
  background: var(--bg-primary);
}

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

.skill-card {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  transition: var(--transition);
}

.skill-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-top: 1rem;
}

.tag {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 500;
}

/* Projects Section */
.projects-section {
  background: var(--bg-secondary);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.project-card {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2rem;
  transition: var(--transition);
  cursor: pointer;
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--primary-color);
}

.project-image {
  width: 100%;
  height: auto;
  max-height: 250px;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 1rem;
  transition: var(--transition);
}

.project-thumb {
  height: 120px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: white;
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.project-card h3 {
  margin-bottom: 0.5rem;
  color: var(--text-color);
}

.project-card p {
  margin-bottom: 1.5rem;
  color: var(--text-muted);
}

.view-btn {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.view-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4), var(--glow);
}

/* Contact Section */
.contact-section {
  background: var(--bg-primary);
}

.contact-form {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-color);
}

.form-group input,
.form-group textarea {
  padding: 1rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  color: var(--text-color);
  font-family: inherit;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.submit-btn {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  border: none;
  padding: 1rem 2rem;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  align-self: flex-start;
}

.submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow), var(--glow);
}

.hint {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* Project Viewer Modal */
.viewer {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.viewer.open {
  opacity: 1;
  visibility: visible;
}

.viewer-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(4px);
}

.viewer-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  max-width: 900px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  z-index: 1;
  box-shadow: var(--shadow);
  transform: scale(0.9);
  opacity: 0;
  transition: var(--transition);
}

.viewer.open .viewer-card {
  transform: scale(1);
  opacity: 1;
}

.viewer-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--text-color);
  font-size: 2rem;
  cursor: pointer;
  z-index: 2;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: var(--transition);
}

.viewer-close:hover {
  background: var(--bg-glass);
}

.viewer-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  padding: 3rem 2rem 2rem;
}

.viewer-img {
  background: var(--bg-secondary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 300px;
  overflow: hidden;
}

.viewer-img img {
  max-width: 100%;
  max-height: 100%;
  object-fit: cover;
}

.viewer-meta h3 {
  color: var(--text-color);
  margin-bottom: 1rem;
}

.viewer-meta p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.viewer-meta a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  text-decoration: none;
  border-radius: 8px;
  font-weight: 600;
  transition: var(--transition);
}

.viewer-meta a:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .hero-content {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
  }

  .hero-avatar {
    order: -1;
  }

  .avatar-circle {
    width: 150px;
    height: 150px;
    font-size: 3rem;
  }

  .social-links {
    justify-content: center;
  }

  .viewer-content {
    grid-template-columns: 1fr;
  }

  .viewer-card {
    margin: 2rem;
  }

  .section {
    padding: 100px 1rem 2rem;
  }

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

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

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }

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

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

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

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

  .viewer-content {
    padding: 2rem 1rem 1rem;
  }
}

/* Focus and accessibility */
:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}