/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Color Palette */
  --primary-cyan: #00ffff;
  --primary-green: #00ff88;
  --primary-purple: #8b5cf6;
  --accent-pink: #ff006e;
  --dark-bg: #0a0a0f;
  --darker-bg: #050508;
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
  --text-primary: #ffffff;
  --text-secondary: #b0b0b0;
  --text-accent: #00ffff;

  /* Gradients */
  --gradient-primary: linear-gradient(
    135deg,
    var(--primary-cyan),
    var(--primary-green)
  );
  --gradient-secondary: linear-gradient(
    135deg,
    var(--primary-purple),
    var(--accent-pink)
  );
  --gradient-bg: linear-gradient(135deg, var(--dark-bg), var(--darker-bg));

  /* Shadows */
  --shadow-glow: 0 0 20px rgba(0, 255, 255, 0.3);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-text: 0 0 10px rgba(0, 255, 255, 0.5);

  /* Typography */
  --font-primary: "Orbitron", monospace;
  --font-secondary: "Inter", sans-serif;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.4s ease;
  --transition-slow: 0.6s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-secondary);
  background: var(--gradient-bg);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

/* Navigation */
.nav-3d {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 15, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  transition: var(--transition-medium);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  max-width: 1200px;
  margin: 0 auto;
}

.logo-3d {
  font-family: var(--font-primary);
  font-size: 1.5rem;
  font-weight: 900;
  display: flex;
  align-items: center;
  gap: 0.2rem;
}

.logo-text {
  color: var(--text-primary);
  text-shadow: var(--shadow-text);
}

.logo-accent {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-md);
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  position: relative;
  transition: var(--transition-fast);
  padding: 0.5rem 1rem;
  border-radius: 8px;
}

.nav-link:hover {
  color: var(--text-accent);
  background: var(--glass-bg);
  transform: translateY(-2px);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: var(--transition-fast);
  transform: translateX(-50%);
}

.nav-link:hover::after {
  width: 80%;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 4px;
}

.nav-toggle span {
  width: 25px;
  height: 3px;
  background: var(--text-primary);
  transition: var(--transition-fast);
}

/* Hero Section */
.hero-3d {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: -1;
}

.particles-container {
  position: absolute;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.particles-container::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: radial-gradient(
      circle at 20% 80%,
      rgba(0, 255, 255, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 20%,
      rgba(139, 92, 246, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 40% 40%,
      rgba(0, 255, 136, 0.1) 0%,
      transparent 50%
    );
  animation: float 20s ease-in-out infinite;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  33% {
    transform: translateY(-20px) rotate(120deg);
  }
  66% {
    transform: translateY(10px) rotate(240deg);
  }
}

.matrix-rain {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
      90deg,
      transparent 98%,
      rgba(0, 255, 255, 0.03) 100%
    ),
    linear-gradient(180deg, transparent 98%, rgba(0, 255, 136, 0.03) 100%);
  background-size: 50px 50px;
  animation: matrix 10s linear infinite;
}

@keyframes matrix {
  0% {
    transform: translateY(-50px);
  }
  100% {
    transform: translateY(50px);
  }
}

.hero-content {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--spacing-lg);
  align-items: center;
  max-width: 1200px;
  padding: 0 var(--spacing-md);
}

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

.avatar-3d {
  position: relative;
  width: 200px;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.avatar-ring {
  position: absolute;
  width: 100%;
  height: 100%;
  border: 2px solid var(--primary-cyan);
  border-radius: 50%;
  animation: rotate 10s linear infinite;
}

.avatar-ring::before {
  content: "";
  position: absolute;
  top: -5px;
  left: 50%;
  width: 10px;
  height: 10px;
  background: var(--primary-cyan);
  border-radius: 50%;
  transform: translateX(-50%);
  box-shadow: var(--shadow-glow);
}

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

.avatar-core {
  width: 120px;
  height: 120px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-primary);
  font-size: 2rem;
  font-weight: 900;
  color: var(--dark-bg);
  box-shadow: var(--shadow-glow);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.hero-text {
  text-align: left;
}

.hero-title {
  font-family: var(--font-primary);
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 900;
  margin-bottom: var(--spacing-sm);
  line-height: 1.2;
}

.title-line {
  display: block;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: var(--shadow-text);
}

.title-roles {
  display: block;
  font-size: 0.6em;
  margin-top: var(--spacing-sm);
  position: relative;
  height: 1.5em;
  overflow: hidden;
}

.role-item {
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  transform: translateY(100%);
  animation: roleRotate 9s infinite;
  color: var(--text-accent);
}

.role-item:nth-child(1) {
  animation-delay: 0s;
}
.role-item:nth-child(2) {
  animation-delay: 3s;
}
.role-item:nth-child(3) {
  animation-delay: 6s;
}

@keyframes roleRotate {
  0%,
  30% {
    opacity: 1;
    transform: translateY(0);
  }
  33%,
  100% {
    opacity: 0;
    transform: translateY(-100%);
  }
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  max-width: 600px;
}

.hero-cta {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.cta-btn {
  padding: 1rem 2rem;
  border: none;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-medium);
  position: relative;
  overflow: hidden;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.primary-3d {
  background: var(--gradient-primary);
  color: var(--dark-bg);
  box-shadow: var(--shadow-glow);
}

.primary-3d:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 255, 255, 0.4);
}

.secondary-3d {
  background: transparent;
  color: var(--text-accent);
  border: 2px solid var(--primary-cyan);
}

.secondary-3d:hover {
  background: var(--glass-bg);
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow);
}

.floating-icons {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
}

.icon-3d {
  position: absolute;
  font-size: 2rem;
  color: var(--text-accent);
  animation: floatIcon 6s ease-in-out infinite;
  opacity: 0.7;
}

.icon-3d:nth-child(1) {
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.icon-3d:nth-child(2) {
  top: 60%;
  right: 15%;
  animation-delay: 2s;
}

.icon-3d:nth-child(3) {
  bottom: 30%;
  left: 20%;
  animation-delay: 4s;
}

@keyframes floatIcon {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-20px) rotate(180deg);
  }
}

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
  animation: bounce 2s infinite;
}

.scroll-arrow {
  width: 20px;
  height: 20px;
  border-right: 2px solid var(--text-accent);
  border-bottom: 2px solid var(--text-accent);
  transform: rotate(45deg);
}

@keyframes bounce {
  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateX(-50%) translateY(0);
  }
  40% {
    transform: translateX(-50%) translateY(-10px);
  }
  60% {
    transform: translateX(-50%) translateY(-5px);
  }
}

/* Section Styles */
section {
  padding: var(--spacing-xl) 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.section-title {
  font-family: var(--font-primary);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-sm);
}

.title-underline {
  width: 100px;
  height: 4px;
  background: var(--gradient-primary);
  margin: 0 auto;
  border-radius: 2px;
}

/* Glass Card Effect */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: var(--spacing-md);
  box-shadow: var(--shadow-card);
  transition: var(--transition-medium);
}

.glass-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  border-color: rgba(0, 255, 255, 0.3);
}

/* About Section */
.about-content {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--spacing-lg);
  align-items: center;
}

.about-text h3 {
  font-family: var(--font-primary);
  font-size: 1.5rem;
  color: var(--text-accent);
  margin-bottom: var(--spacing-sm);
}

.about-text h4 {
  color: var(--text-accent);
  margin: var(--spacing-md) 0 var(--spacing-sm) 0;
}

.about-text p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
  line-height: 1.8;
}

.achievements {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.achievement-item {
  text-align: center;
  padding: var(--spacing-sm);
  background: rgba(0, 255, 255, 0.05);
  border-radius: 12px;
  border: 1px solid rgba(0, 255, 255, 0.1);
}

.achievement-number {
  display: block;
  font-family: var(--font-primary);
  font-size: 2rem;
  font-weight: 900;
  color: var(--text-accent);
}

.achievement-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.skill-orbit {
  position: relative;
  width: 300px;
  height: 300px;
  margin: 0 auto;
}

.orbit-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-primary);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--dark-bg);
  z-index: 3;
}

.orbit-ring {
  position: absolute;
  border: 2px solid rgba(0, 255, 255, 0.3);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.ring-1 {
  width: 150px;
  height: 150px;
  animation: rotate 15s linear infinite;
}

.ring-2 {
  width: 200px;
  height: 200px;
  animation: rotate 20s linear infinite reverse;
}

.ring-3 {
  width: 250px;
  height: 250px;
  animation: rotate 25s linear infinite;
}

.orbit-item {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-accent);
  white-space: nowrap;
}

/* Skills Section */
.skills-3d-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.skill-category {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
}

.skill-cube {
  width: 200px;
  height: 200px;
  position: relative;
  transform-style: preserve-3d;
  transition: var(--transition-slow);
  cursor: pointer;
}

.skill-cube:hover {
  transform: rotateY(180deg);
}

.cube-face {
  position: absolute;
  width: 100%;
  height: 100%;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-md);
  backface-visibility: hidden;
}

.cube-face.back {
  transform: rotateY(180deg);
}

.cube-face h3 {
  font-family: var(--font-primary);
  font-size: 1.2rem;
  color: var(--text-accent);
  margin-bottom: var(--spacing-sm);
}

.skill-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
}

.skill-list {
  list-style: none;
  text-align: left;
}

.skill-list li {
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  position: relative;
  padding-left: 1rem;
}

.skill-list li::before {
  content: "▶";
  position: absolute;
  left: 0;
  color: var(--text-accent);
  font-size: 0.8rem;
}

.skill-progress {
  position: relative;
}

.progress-ring {
  position: relative;
  width: 100px;
  height: 100px;
}

.progress-svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.progress-bg,
.progress-fill {
  fill: none;
  stroke-width: 8;
}

.progress-bg {
  stroke: rgba(255, 255, 255, 0.1);
}

.progress-fill {
  stroke: url(#gradient);
  stroke-linecap: round;
  stroke-dasharray: 283;
  stroke-dashoffset: 283;
  animation: progressFill 2s ease-out forwards;
}

.progress-fill[data-progress="90"] {
  stroke-dashoffset: 28.3;
}

.progress-fill[data-progress="85"] {
  stroke-dashoffset: 42.45;
}

.progress-fill[data-progress="80"] {
  stroke-dashoffset: 56.6;
}

@keyframes progressFill {
  from {
    stroke-dashoffset: 283;
  }
}

.progress-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-primary);
  font-weight: 700;
  color: var(--text-accent);
}

/* Portfolio Section */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.project-card-3d {
  height: 400px;
  perspective: 1000px;
}

.card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: center;
  transition: transform 0.8s;
  transform-style: preserve-3d;
  cursor: pointer;
}

.project-card-3d:hover .card-inner {
  transform: rotateY(180deg);
}

.card-front,
.card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  border-radius: 20px;
  overflow: hidden;
}

.card-front {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
}

.card-back {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  transform: rotateY(180deg);
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.project-image {
  width: 100%;
  height: 60%;
  overflow: hidden;
  position: relative;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-medium);
}

.project-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
  padding: var(--spacing-md);
  color: white;
}

.project-overlay h3 {
  font-family: var(--font-primary);
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.project-category {
  display: inline-block;
  background: var(--gradient-primary);
  color: var(--dark-bg);
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-top: 0.5rem;
}

.card-back h3 {
  font-family: var(--font-primary);
  color: var(--text-accent);
  margin-bottom: var(--spacing-sm);
}

.card-back p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
  line-height: 1.6;
}

.tech-stack {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: var(--spacing-md);
}

.tech-stack li {
  background: rgba(0, 255, 255, 0.1);
  color: var(--text-accent);
  padding: 0.3rem 0.8rem;
  border-radius: 15px;
  font-size: 0.8rem;
  border: 1px solid rgba(0, 255, 255, 0.3);
}

.view-project-btn {
  background: var(--gradient-primary);
  color: var(--dark-bg);
  border: none;
  padding: 0.8rem 1.5rem;
  border-radius: 25px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
  margin-top: auto;
}

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

/* Services Section */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.service-card {
  text-align: center;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 255, 255, 0.1),
    transparent
  );
  transition: var(--transition-slow);
}

.service-card:hover::before {
  left: 100%;
}

.service-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
}

.service-card h3 {
  font-family: var(--font-primary);
  color: var(--text-accent);
  margin-bottom: var(--spacing-sm);
}

.service-card p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
}

.service-features {
  list-style: none;
  text-align: left;
  margin-bottom: var(--spacing-md);
}

.service-features li {
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  position: relative;
  padding-left: 1.5rem;
}

.service-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--text-accent);
  font-weight: bold;
}

.service-price {
  font-family: var(--font-primary);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-accent);
  margin-bottom: var(--spacing-md);
}

.service-btn {
  background: var(--gradient-secondary);
  color: white;
  border: none;
  padding: 0.8rem 2rem;
  border-radius: 25px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.service-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(139, 92, 246, 0.4);
}

/* Testimonials Section */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.testimonial-card {
  position: relative;
}

.testimonial-content {
  margin-bottom: var(--spacing-md);
}

.stars {
  color: #ffd700;
  font-size: 1.2rem;
  margin-bottom: var(--spacing-sm);
}

.testimonial-content p {
  color: var(--text-secondary);
  font-style: italic;
  line-height: 1.8;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.author-avatar {
  width: 50px;
  height: 50px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-primary);
  font-weight: 700;
  color: var(--dark-bg);
}

.author-info h4 {
  color: var(--text-primary);
  margin-bottom: 0.2rem;
}

.author-info span {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Contact Section */
.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.contact-info h3 {
  font-family: var(--font-primary);
  color: var(--text-accent);
  margin-bottom: var(--spacing-sm);
}

.contact-info p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.contact-icon {
  font-size: 1.5rem;
  width: 50px;
  text-align: center;
}

.contact-details h4 {
  color: var(--text-primary);
  margin-bottom: 0.2rem;
}

.contact-details a,
.contact-details span {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition-fast);
}

.contact-details a:hover {
  color: var(--text-accent);
}

.social-links {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.social-link {
  padding: 0.5rem 1rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 25px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition-fast);
}

.social-link:hover {
  color: var(--text-accent);
  border-color: var(--text-accent);
  transform: translateY(-2px);
}

.contact-form h3 {
  font-family: var(--font-primary);
  color: var(--text-accent);
  margin-bottom: var(--spacing-md);
  text-align: center;
}

.form-group {
  position: relative;
  margin-bottom: var(--spacing-md);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  color: var(--text-primary);
  font-size: 1rem;
  transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--text-accent);
  box-shadow: 0 0 10px rgba(0, 255, 255, 0.3);
}

.form-group label {
  position: absolute;
  top: 1rem;
  left: 1rem;
  color: var(--text-secondary);
  transition: var(--transition-fast);
  pointer-events: none;
}

.form-group input:focus + label,
.form-group input:valid + label,
.form-group select:focus + label,
.form-group select:valid + label,
.form-group textarea:focus + label,
.form-group textarea:valid + label {
  top: -0.5rem;
  left: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-accent);
  background: var(--dark-bg);
  padding: 0 0.5rem;
}

.submit-btn {
  width: 100%;
  padding: 1rem;
  background: var(--gradient-primary);
  color: var(--dark-bg);
  border: none;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 1px;
}

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

/* Footer */
.footer {
  background: var(--darker-bg);
  border-top: 1px solid var(--glass-border);
  padding: var(--spacing-lg) 0 var(--spacing-md) 0;
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.footer-brand p {
  color: var(--text-secondary);
  margin-top: var(--spacing-sm);
}

.footer-links {
  display: flex;
  gap: var(--spacing-lg);
}

.footer-section h4 {
  color: var(--text-accent);
  margin-bottom: var(--spacing-sm);
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 0.5rem;
}

.footer-section ul li a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition-fast);
}

.footer-section ul li a:hover {
  color: var(--text-accent);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--glass-border);
  color: var(--text-secondary);
}

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

  .nav-toggle {
    display: flex;
  }

  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--spacing-md);
  }

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

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

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

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

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

  .hero-cta {
    justify-content: center;
  }

  .skill-orbit {
    width: 250px;
    height: 250px;
  }

  .ring-1 {
    width: 120px;
    height: 120px;
  }
  .ring-2 {
    width: 160px;
    height: 160px;
  }
  .ring-3 {
    width: 200px;
    height: 200px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }

  .nav-container {
    padding: 1rem;
  }

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

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

  .cta-btn {
    padding: 0.8rem 1.5rem;
    font-size: 0.9rem;
  }

  .avatar-3d {
    width: 150px;
    height: 150px;
  }

  .avatar-core {
    width: 90px;
    height: 90px;
    font-size: 1.5rem;
  }

  .skills-3d-container {
    grid-template-columns: 1fr;
  }

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

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

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

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--dark-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--gradient-primary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gradient-secondary);
}

/* Selection */
::selection {
  background: rgba(0, 255, 255, 0.3);
  color: var(--text-primary);
}

/* Focus styles for accessibility */
button:focus,
input:focus,
textarea:focus,
select:focus {
  outline: 2px solid var(--text-accent);
  outline-offset: 2px;
}

/* Smooth animations for reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}