/* CSS Variables */
:root {
  --background: hsl(220, 20%, 10%);
  --foreground: hsl(210, 40%, 98%);
  --card: hsl(220, 20%, 13%);
  --card-foreground: hsl(210, 40%, 98%);
  --primary: hsl(180, 70%, 50%);
  --primary-foreground: hsl(220, 20%, 10%);
  --secondary: hsl(220, 20%, 18%);
  --secondary-foreground: hsl(210, 40%, 98%);
  --muted: hsl(220, 20%, 18%);
  --muted-foreground: hsl(215, 20%, 65%);
  --accent: hsl(280, 70%, 60%);
  --accent-foreground: hsl(210, 40%, 98%);
  --border: hsl(220, 20%, 20%);
  --ring: hsl(180, 70%, 50%);
  --radius: 0.5rem;
}

/* Reset & Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Space Grotesk', sans-serif;
  background: var(--background);
  color: var(--foreground);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
}

code, .font-mono {
  font-family: 'JetBrains Mono', monospace;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  height: auto;
}

/* Star Field Canvas */
#starfield {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* Container */
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Section */
.section {
  position: relative;
  z-index: 10;
  min-height: 100vh;
  padding: 4rem 1rem;
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(15, 18, 23, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  animation: slideDown 0.5s ease-out;
}

@keyframes slideDown {
  from {
    transform: translateY(-20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1rem;
  height: 64px;
}

.nav-logo {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--foreground);
  transition: color 0.3s;
}

.nav-logo:hover {
  color: var(--primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  position: relative;
  display: flex;
  align-items: center;
  height: 64px;
  padding: 0 0.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted-foreground);
  transition: color 0.3s;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary);
  animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
  from {
    transform: scaleX(0);
  }
  to {
    transform: scaleX(1);
  }
}

/* Mobile Menu Button */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--foreground);
  transition: all 0.3s;
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  background: rgba(15, 18, 23, 0.97);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 1rem;
  z-index: 99;
  transform: translateY(-100%);
  opacity: 0;
  transition: all 0.3s ease-out;
}

.mobile-menu.active {
  transform: translateY(0);
  opacity: 1;
}

.mobile-nav-link {
  display: block;
  padding: 1rem;
  color: var(--muted-foreground);
  font-weight: 500;
  transition: color 0.3s;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  color: var(--primary);
}

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

  .mobile-menu-btn {
    display: flex;
  }

  .mobile-menu {
    display: block;
  }
}

/* Hero Section */
.hero-section {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  padding-top: 64px;
}

.hero-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem 1rem;
  min-height: calc(100vh - 64px);
  position: relative;
}

/* Floating Orbs */
.floating-orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(40px);
  animation: floatOrb 20s ease-in-out infinite;
}

.orb-1 {
  width: 300px;
  height: 300px;
  left: 10%;
  top: 20%;
  background: radial-gradient(circle, rgba(0, 179, 179, 0.15) 0%, transparent 70%);
  animation-delay: 0s;
  animation-duration: 20s;
}

.orb-2 {
  width: 200px;
  height: 200px;
  right: 10%;
  top: 60%;
  background: radial-gradient(circle, rgba(147, 51, 234, 0.12) 0%, transparent 70%);
  animation-delay: 5s;
  animation-duration: 25s;
}

.orb-3 {
  width: 150px;
  height: 150px;
  right: 20%;
  top: 10%;
  background: radial-gradient(circle, rgba(0, 179, 179, 0.1) 0%, transparent 70%);
  animation-delay: 10s;
  animation-duration: 18s;
}

.orb-4 {
  width: 100px;
  height: 100px;
  left: 20%;
  bottom: 20%;
  background: radial-gradient(circle, rgba(147, 51, 234, 0.1) 0%, transparent 70%);
  animation-delay: 3s;
  animation-duration: 22s;
}

@keyframes floatOrb {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  25% {
    transform: translate(15px, -30px) scale(1.05);
  }
  50% {
    transform: translate(0, -15px) scale(1.1);
  }
  75% {
    transform: translate(-15px, -30px) scale(1.05);
  }
}

/* Profile Image */
.profile-container {
  position: relative;
  width: 160px;
  height: 160px;
  margin-bottom: 2rem;
}

@media (min-width: 768px) {
  .profile-container {
    width: 192px;
    height: 192px;
  }
}

.orbital-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid;
}

.outer-ring {
  inset: -32px;
  border-color: rgba(0, 179, 179, 0.2);
  animation: rotateRing 30s linear infinite;
}

.outer-ring::after {
  content: '';
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(0, 179, 179, 0.6);
  box-shadow: 0 0 10px var(--primary);
}

.middle-ring {
  inset: -20px;
  border-color: rgba(147, 51, 234, 0.2);
  animation: rotateRing 20s linear infinite reverse;
}

.middle-ring::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  transform: translateX(-50%);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(147, 51, 234, 0.6);
  box-shadow: 0 0 8px var(--accent);
}

.inner-ring {
  inset: -8px;
  border-color: rgba(0, 179, 179, 0.3);
  animation: rotateRing 15s linear infinite;
}

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

.profile-glow {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: rgba(0, 179, 179, 0.2);
  filter: blur(30px);
  animation: pulseGlow 3s ease-in-out infinite;
}

@keyframes pulseGlow {
  0%, 100% {
    transform: scale(1);
    opacity: 0.3;
  }
  50% {
    transform: scale(1.2);
    opacity: 0.6;
  }
}

.profile-image {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  object-position: center 15%;
  -webkit-mask-image: radial-gradient(circle, black 40%, transparent 75%);
  mask-image: radial-gradient(circle, black 40%, transparent 75%);
  transition: transform 0.3s;
}

.profile-image:hover {
  transform: scale(1.05);
}

/* Hero Name */
.hero-name {
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .hero-name {
    font-size: 4.5rem;
  }
}

@media (min-width: 1024px) {
  .hero-name {
    font-size: 6rem;
  }
}

/* Gradient Text */
.gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 50%, var(--primary) 100%);
  background-size: 200% 200%;
  animation: gradientShift 5s ease infinite;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

@keyframes gradientShift {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

/* Text Glow */
.text-glow {
  text-shadow: 0 0 20px rgba(0, 179, 179, 0.5),
               0 0 40px rgba(0, 179, 179, 0.3),
               0 0 60px rgba(0, 179, 179, 0.2);
}

/* Hero Tagline */
.hero-tagline {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.tagline-text {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.125rem;
  color: var(--primary);
}

@media (min-width: 768px) {
  .tagline-text {
    font-size: 1.25rem;
  }
}

.typing-cursor {
  display: inline-block;
  width: 2px;
  height: 1.25rem;
  background: var(--primary);
  animation: blink 0.8s infinite;
}

@keyframes blink {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
}

.hero-subtitle {
  color: var(--muted-foreground);
  margin-bottom: 2rem;
}

/* Social Links */
.social-links {
  display: flex;
  gap: 1rem;
  margin-bottom: 3rem;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.08);
  color: var(--muted-foreground);
  transition: all 0.3s;
}

.social-link:hover {
  color: var(--primary);
  border-color: var(--primary);
  background: rgba(0, 179, 179, 0.2);
  transform: translateY(-5px) scale(1.1);
  box-shadow: 0 0 20px rgba(0, 179, 179, 0.5);
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255, 255, 255, 0.3);
  animation: bounce 2s infinite;
}

.scroll-text {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
}

@keyframes bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(8px);
  }
}

/* Hello Section */
.hello-section {
  padding: 6rem 1rem;
  max-width: 48rem;
  margin: 0 auto;
}

.section-title {
  font-size: 1.875rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .section-title {
    font-size: 2.25rem;
  }
}

.hello-content {
  text-align: center;
  color: var(--muted-foreground);
  line-height: 1.8;
}

.hello-content p {
  margin-bottom: 1rem;
}

.highlight {
  color: var(--primary);
  font-weight: 500;
}

/* CTA Section */
.cta-section {
  padding: 0 1rem 6rem;
  text-align: center;
}

.cta-text {
  color: var(--muted-foreground);
  margin-bottom: 1.5rem;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 2rem;
  border-radius: 9999px;
  border: 1px solid var(--primary);
  background: rgba(0, 179, 179, 0.1);
  color: var(--primary);
  font-weight: 500;
  transition: all 0.3s;
}

.cta-button:hover {
  background: var(--primary);
  color: var(--primary-foreground);
  transform: scale(1.05);
  box-shadow: 0 0 30px rgba(0, 179, 179, 0.5);
}

/* About Section */
.about-header {
  text-align: center;
  margin-bottom: 3rem;
}

.code-decorator {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.875rem;
  color: var(--muted-foreground);
  margin-bottom: 1rem;
}

.keyword {
  color: var(--accent);
}

.class-name {
  color: var(--primary);
}

.operator {
  color: var(--muted-foreground);
}

.page-title {
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .page-title {
    font-size: 3rem;
  }
}

.page-subtitle {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.125rem;
  color: var(--muted-foreground);
}

.about-content {
  font-size: 1.125rem;
  color: var(--muted-foreground);
  line-height: 1.8;
  margin-bottom: 4rem;
}

.about-content p {
  margin-bottom: 1.5rem;
}

/* Highlight Cards */
.highlights-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 4rem;
}

@media (min-width: 768px) {
  .highlights-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.highlight-card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.5rem;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(20, 24, 30, 0.8);
  transition: all 0.3s;
}

.highlight-card:hover {
  border-color: rgba(0, 179, 179, 0.3);
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 0 40px rgba(0, 179, 179, 0.15), 0 4px 30px rgba(0, 0, 0, 0.4);
}

.highlight-icon {
  padding: 0.75rem;
  border-radius: 0.5rem;
  background: rgba(0, 179, 179, 0.1);
  border: 1px solid rgba(0, 179, 179, 0.2);
  color: var(--primary);
}

.highlight-content h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.highlight-content p {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

/* Skills Section */
.skills-section {
  margin-top: 2rem;
}

.skills-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 2rem;
}

.skills-container {
  padding-left: 1.5rem;
  border-left: 2px solid rgba(0, 179, 179, 0.3);
}

.skill-category {
  margin-bottom: 1.5rem;
}

.skill-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.skill-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.badge {
  display: inline-flex;
  padding: 0.25rem 0.75rem;
  font-size: 0.875rem;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: border-color 0.3s;
}

.badge:hover {
  border-color: rgba(0, 179, 179, 0.3);
}

/* Resume Section */
.resume-header {
  text-align: center;
  margin-bottom: 3rem;
}

.resume-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  padding: 3rem 2rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--card);
  max-width: 600px;
  margin: 0 auto;
}

.resume-icon {
  padding: 1.5rem;
  border-radius: 50%;
  background: rgba(0, 179, 179, 0.1);
  color: var(--primary);
}

.resume-info {
  text-align: center;
}

.resume-info h2 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.resume-info p {
  color: var(--muted-foreground);
}

.resume-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 500;
  border-radius: var(--radius);
  transition: all 0.3s;
  cursor: pointer;
}

.btn-primary {
  background: var(--primary);
  color: var(--primary-foreground);
  border: none;
}

.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--foreground);
  border: 1px solid var(--border);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--primary);
}

/* Blog Section */
.blog-header {
  text-align: center;
  margin-bottom: 3rem;
}

.blog-posts {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: 800px;
  margin: 0 auto;
}

.blog-card {
  padding: 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--card);
  transition: all 0.3s;
}

.blog-card:hover {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.blog-card:hover .blog-title {
  color: var(--primary);
}

.blog-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 0.75rem;
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.blog-date,
.blog-read-time {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.blog-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  transition: color 0.3s;
}

.blog-excerpt {
  color: var(--muted-foreground);
  margin-bottom: 1rem;
}

.blog-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.blog-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag {
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  border-radius: var(--radius);
  background: var(--secondary);
}

.blog-link {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--primary);
  cursor: pointer;
}

.blog-link:hover {
  text-decoration: underline;
}

.blog-coming-soon {
  margin-top: 3rem;
  padding: 2rem;
  border-radius: var(--radius);
  border: 1px dashed var(--border);
  background: rgba(255, 255, 255, 0.02);
  text-align: center;
  color: var(--muted-foreground);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Footer */
.footer {
  position: relative;
  z-index: 10;
  padding: 2rem 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(15, 18, 23, 0.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

@media (min-width: 768px) {
  .footer-container {
    flex-direction: row;
  }
}

.footer-text {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

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

.accent-text {
  color: var(--accent);
}

.separator {
  margin: 0 0.5rem;
  opacity: 0.5;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.footer-link {
  color: var(--muted-foreground);
  transition: all 0.3s;
}

.footer-link:hover {
  color: var(--primary);
  transform: translateY(-2px) scale(1.1);
}

/* Animations */
.fade-in {
  opacity: 0;
  animation: fadeIn 0.6s ease-out forwards;
}

.fade-in.delay-1 {
  animation-delay: 0.15s;
}

.fade-in.delay-2 {
  animation-delay: 0.3s;
}

.fade-in.delay-3 {
  animation-delay: 0.45s;
}

.fade-in.delay-4 {
  animation-delay: 1.5s;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Nebula Background */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(0, 179, 179, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 80%, rgba(147, 51, 234, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 60% 30%, rgba(128, 0, 128, 0.05) 0%, transparent 40%);
  pointer-events: none;
  z-index: 1;
}