/* PREMIUM MODERN PORTFOLIO - 2025 DESIGN */
:root {
  /* Premium Color Palette - Dark Mode First */
  --bg-primary: #0a0a0f;
  --bg-secondary: #13131a;
  --bg-tertiary: #1a1a24;
  --accent-primary: #00ff88;
  --accent-secondary: #0084ff;
  --accent-tertiary: #ff0080;
  --text-primary: #ffffff;
  --text-secondary: #b4b4c8;
  --text-muted: #6e6e8f;
  
  /* Modern Gradients */
  --gradient-primary: linear-gradient(135deg, #00ff88 0%, #00d4ff 100%);
  --gradient-accent: linear-gradient(135deg, #ff0080 0%, #ff7b00 100%);
  --gradient-mesh: radial-gradient(at 0% 0%, rgba(0, 255, 136, 0.15) 0px, transparent 50%),
                   radial-gradient(at 100% 100%, rgba(0, 132, 255, 0.15) 0px, transparent 50%),
                   radial-gradient(at 50% 50%, rgba(255, 0, 128, 0.1) 0px, transparent 50%);
  
  /* Shadows & Effects */
  --shadow-glow: 0 0 40px rgba(0, 255, 136, 0.3);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-elevated: 0 20px 60px rgba(0, 0, 0, 0.6);
  
  /* Typography */
  --font-display: 'Sora', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  /* Spacing */
  --nav-height: 80px;
  --section-padding: 120px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  overflow-x: hidden;
  font-size: 16px;
}

body {
  font-family: var(--font-display);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* ============================================
   PREMIUM LOADING SCREEN
   ============================================ */
.loader-wrapper {
  position: fixed;
  inset: 0;
  background: var(--bg-primary);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: opacity 0.8s ease, visibility 0.8s ease;
}

.loader-wrapper::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(circle at 20% 30%, rgba(0, 255, 136, 0.2) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(0, 132, 255, 0.2) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(255, 0, 128, 0.15) 0%, transparent 50%);
  animation: meshMove 20s ease infinite;
}

/* Terminal scanline effect */
.loader-wrapper::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 255, 136, 0.03) 0px,
    rgba(0, 255, 136, 0.03) 1px,
    transparent 1px,
    transparent 2px
  );
  pointer-events: none;
  animation: scanline 8s linear infinite;
}

@keyframes scanline {
  0% {
    transform: translateY(0);
  }
  100% {
    transform: translateY(100%);
  }
}

.loader-wrapper.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-content {
  position: relative;
  z-index: 10;
  text-align: center;
}

.loader-logo {
  margin-bottom: 3rem;
  animation: logoEntrance 1s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes logoEntrance {
  0% {
    opacity: 0;
    transform: scale(0.5) rotate(-180deg);
  }
  100% {
    opacity: 1;
    transform: scale(1) rotate(0deg);
  }
}

.logo-circle {
  position: relative;
  width: 150px;
  height: 150px;
  margin: 0 auto;
}

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

.progress-bg {
  fill: none;
  stroke: rgba(255, 255, 255, 0.1);
  stroke-width: 3;
}

.progress-bar {
  fill: none;
  stroke: url(#gradient);
  stroke-width: 3;
  stroke-dasharray: 283;
  stroke-dashoffset: 283;
  stroke-linecap: round;
  animation: progressAnimation 3s ease-in-out forwards;
  filter: drop-shadow(0 0 10px rgba(0, 255, 136, 0.5));
}

@keyframes progressAnimation {
  to {
    stroke-dashoffset: 0;
  }
}

.logo-letter {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: var(--font-mono);
  animation: terminalBlink 1.5s ease-in-out infinite;
}

.logo-letter::before {
  content: '>';
  position: absolute;
  left: -25px;
  animation: cursorBlink 1s ease-in-out infinite;
}

.logo-letter::after {
  content: '_';
  position: absolute;
  right: -20px;
  animation: cursorBlink 1s ease-in-out infinite 0.5s;
}

@keyframes terminalBlink {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.6;
  }
}

@keyframes cursorBlink {
  0%, 49% {
    opacity: 1;
  }
  50%, 100% {
    opacity: 0;
  }
}

.loader-text {
  margin-top: 2rem;
}

.welcome-text {
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  font-weight: 800;
  margin-bottom: 2rem;
  line-height: 1.3;
  overflow: hidden;
  font-family: var(--font-mono);
  letter-spacing: -0.02em;
}

.word {
  display: inline-block;
  opacity: 0;
  transform: translateY(100%);
  animation: wordSlideUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  margin: 0 0.3rem;
}

.word-1 {
  animation-delay: 0.3s;
  color: var(--accent-primary);
}

.word-2 {
  animation-delay: 0.5s;
  color: var(--text-secondary);
}

.word-3 {
  animation-delay: 0.7s;
  color: var(--text-secondary);
}

.word-4 {
  animation-delay: 0.9s;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.word-5 {
  animation-delay: 1.1s;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

@keyframes wordSlideUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.loading-bar {
  width: 300px;
  max-width: 90%;
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  margin: 2rem auto;
  overflow: hidden;
  position: relative;
}

.loading-progress {
  height: 100%;
  width: 0%;
  background: var(--gradient-primary);
  border-radius: 10px;
  transition: width 0.3s ease;
  box-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
  position: relative;
}

.loading-progress::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

.loading-percentage {
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: var(--font-mono);
  margin-top: 1rem;
  animation: fadeIn 0.5s ease 1s both;
  position: relative;
}

.loading-percentage::before {
  content: 'Loading: ';
  color: var(--text-secondary);
  opacity: 0.7;
}

.loading-percentage::after {
  content: '';
  display: inline-block;
  width: 10px;
  height: 2px;
  background: var(--accent-primary);
  margin-left: 8px;
  animation: blink 1s ease infinite;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* Content wrapper hidden during loading */
.content-wrapper {
  opacity: 0;
  transition: opacity 0.8s ease;
}

.content-wrapper.visible {
  opacity: 1;
}

/* Animated Background Mesh */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: var(--gradient-mesh);
  opacity: 1;
  z-index: 0;
  animation: meshMove 20s ease infinite;
}

/* Coding Matrix Background Effect */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: 
    linear-gradient(0deg, transparent 24%, rgba(0, 255, 136, 0.05) 25%, rgba(0, 255, 136, 0.05) 26%, transparent 27%, transparent 74%, rgba(0, 255, 136, 0.05) 75%, rgba(0, 255, 136, 0.05) 76%, transparent 77%, transparent),
    linear-gradient(90deg, transparent 24%, rgba(0, 255, 136, 0.05) 25%, rgba(0, 255, 136, 0.05) 26%, transparent 27%, transparent 74%, rgba(0, 255, 136, 0.05) 75%, rgba(0, 255, 136, 0.05) 76%, transparent 77%, transparent);
  background-size: 50px 50px;
  opacity: 0.4;
  z-index: 0;
  pointer-events: none;
}

/* Binary code pattern (subtle) */
.binary-overlay {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.03;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent-primary);
  overflow: hidden;
  line-height: 1.5;
  word-break: break-all;
}

@keyframes meshMove {
  0%, 100% { background-position: 0% 0%, 100% 100%, 50% 50%; }
  50% { background-position: 100% 100%, 0% 0%, 25% 75%; }
}

/* Main Content Wrapper */
.content-wrapper {
  position: relative;
  z-index: 2;
}

/* Floating Code Snippets Background */
.code-bg {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
  opacity: 0.15;
}

.code-line {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--accent-primary);
  white-space: nowrap;
  animation: floatCode linear infinite;
  text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

@keyframes floatCode {
  0% {
    transform: translateY(-100%) translateX(0);
    opacity: 0;
  }
  10% {
    opacity: 0.6;
  }
  90% {
    opacity: 0.3;
  }
  100% {
    transform: translateY(100vh) translateX(50px);
    opacity: 0;
  }
}

/* ============================================
   NAVIGATION - GLASSMORPHIC & MODERN
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(13, 13, 26, 0.8);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 1000;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar.scrolled {
  background: rgba(13, 13, 26, 0.95);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-minimal {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: block;
  transition: transform 0.3s ease;
  opacity: 0.8;
}

.logo-minimal:hover {
  transform: scale(1.1);
  opacity: 1;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 0.5rem;
  align-items: center;
}

.nav-link {
  position: relative;
  padding: 0.75rem 1.5rem;
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  border-radius: 12px;
  transition: all 0.3s ease;
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.nav-link::before {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.nav-link:hover::before,
.nav-link.active::before {
  opacity: 1;
}

.nav-link:hover,
.nav-link.active {
  background: rgba(0, 255, 136, 0.1);
}

/* Mobile Menu */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  padding: 0.5rem;
  background: none;
  border: none;
  z-index: 1001;
}

.hamburger span {
  width: 28px;
  height: 2px;
  background: var(--accent-primary);
  border-radius: 2px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   HERO - BOLD & IMPACTFUL
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--nav-height) + 4rem) 2rem 4rem;
  position: relative;
  overflow: hidden;
}

.hero-container {
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 6rem;
  align-items: center;
}

.hero-content {
  position: relative;
  z-index: 10;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(0, 255, 136, 0.1);
  border: 1px solid rgba(0, 255, 136, 0.3);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-primary);
  margin-bottom: 2rem;
  animation: fadeInUp 0.6s ease 0.2s both;
  font-family: var(--font-mono);
}

.hero-badge::before {
  content: '>';
  font-weight: 800;
  font-size: 1.1rem;
  animation: blink 1.5s ease infinite;
}

@keyframes blink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

.hero-badge span::before {
  content: '$ ';
  opacity: 0.6;
}

.hero-badge::after {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--accent-primary);
  border-radius: 50%;
  animation: pulse 2s ease infinite;
  display: none;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.2); }
}

h1 {
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
  animation: fadeInUp 0.6s ease 0.3s both;
}

h1 .gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  color: var(--text-secondary);
  margin-bottom: 3rem;
  line-height: 1.8;
  max-width: 600px;
  animation: fadeInUp 0.6s ease 0.4s both;
}

.cta-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  animation: fadeInUp 0.6s ease 0.5s both;
}

.btn {
  padding: 1rem 2rem;
  border-radius: 12px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  font-family: var(--font-mono);
  cursor: pointer;
  border: none;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--bg-primary);
  box-shadow: 0 8px 24px rgba(0, 255, 136, 0.3);
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #00d4ff 0%, #00ff88 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(0, 255, 136, 0.4);
}

.btn-primary:hover::before {
  opacity: 1;
}

.btn-primary span {
  position: relative;
  z-index: 1;
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
  border-color: var(--accent-primary);
  background: rgba(0, 255, 136, 0.1);
  transform: translateY(-2px);
}

/* Hero Visual */
.hero-visual {
  position: relative;
  animation: fadeInUp 0.6s ease 0.6s both;
}

.hero-image-wrapper {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-elevated);
}

.hero-image-wrapper::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-primary);
  opacity: 0.2;
  mix-blend-mode: overlay;
  z-index: 1;
}

.hero-image-wrapper::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  z-index: 2;
}

.hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  aspect-ratio: 1;
}

/* Floating Stats */
.stats-card {
  position: absolute;
  background: rgba(19, 19, 26, 0.9);
  backdrop-filter: blur(20px);
  padding: 1.5rem;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow-card);
  animation: float 3s ease infinite;
}

.stats-card.top-left {
  top: -2rem;
  left: -2rem;
  animation-delay: 0s;
}

.stats-card.bottom-right {
  bottom: -2rem;
  right: -2rem;
  animation-delay: 1.5s;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.stats-number {
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: var(--font-mono);
}

.stats-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

/* ============================================
   SECTIONS - MODERN GRID
   ============================================ */
.section {
  padding: var(--section-padding) 2rem;
  position: relative;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 5rem;
}

.section-badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: rgba(0, 132, 255, 0.1);
  border: 1px solid rgba(0, 132, 255, 0.3);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-secondary);
  margin-bottom: 1rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.section-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

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

.section-desc {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.8;
}

/* ============================================
   ABOUT - FEATURE CARDS
   ============================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.feature-card {
  background: rgba(26, 26, 36, 0.6);
  backdrop-filter: blur(20px);
  padding: 2.5rem;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Terminal-style dots for feature cards */
.feature-card::after {
  content: '● ● ●';
  position: absolute;
  top: 12px;
  right: 15px;
  font-size: 8px;
  color: rgba(0, 255, 136, 0.3);
  letter-spacing: 4px;
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0, 255, 136, 0.3);
  box-shadow: 0 20px 40px rgba(0, 255, 136, 0.2);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 8px 24px rgba(0, 255, 136, 0.3);
}

.feature-card h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.feature-card p {
  color: var(--text-secondary);
  line-height: 1.7;
}

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

.project-card {
  background: rgba(26, 26, 36, 0.6);
  backdrop-filter: blur(20px);
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  padding: 2.5rem;
}

.project-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity 0.4s ease;
}

/* Terminal-style header for project cards */
.project-card::after {
  content: '◉ ◉ ◉';
  position: absolute;
  top: 15px;
  left: 20px;
  font-size: 6px;
  color: rgba(0, 255, 136, 0.4);
  letter-spacing: 5px;
  z-index: 2;
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  border-color: rgba(0, 255, 136, 0.3);
}

.project-card:hover::before {
  opacity: 0.05;
}

.project-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.project-number {
  font-size: 3rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: var(--font-mono);
  line-height: 1;
  opacity: 0.3;
}

.project-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
}

.project-card p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 1;
}

.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  position: relative;
  z-index: 1;
}

.tech-tag {
  padding: 0.4rem 0.8rem;
  background: rgba(0, 255, 136, 0.1);
  border: 1px solid rgba(0, 255, 136, 0.3);
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-primary);
  font-family: var(--font-mono);
}

/* ============================================
   SKILLS - MODERN BARS
   ============================================ */
.skills-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
}

.skill-category {
  background: rgba(26, 26, 36, 0.6);
  backdrop-filter: blur(20px);
  padding: 2.5rem;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.skill-category h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid rgba(0, 255, 136, 0.2);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.skill-item {
  margin-bottom: 2rem;
}

.skill-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.skill-name {
  font-weight: 600;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.skill-level {
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: var(--font-mono);
}

.skill-bar-bg {
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  overflow: hidden;
  position: relative;
}

.skill-bar-fill {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 10px;
  width: 0;
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  box-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
}

/* ============================================
   CONTACT - CTA SECTION
   ============================================ */
.contact-card {
  background: rgba(26, 26, 36, 0.6);
  backdrop-filter: blur(20px);
  padding: 4rem 3rem;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

.contact-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-primary);
  opacity: 0.05;
}

.contact-card h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
}

.contact-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 3rem;
  position: relative;
  z-index: 1;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
  position: relative;
  z-index: 1;
}

.contact-item {
  font-family: var(--font-mono);
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.contact-item a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: color 0.3s ease;
}

.contact-item a:hover {
  color: var(--text-primary);
}

.social-links {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

.social-btn {
  padding: 0.75rem 1.5rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.3s ease;
  font-family: var(--font-mono);
}

.social-btn:hover {
  background: rgba(0, 255, 136, 0.1);
  border-color: var(--accent-primary);
  transform: translateY(-2px);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  padding: 3rem 2rem;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(13, 13, 26, 0.6);
  backdrop-filter: blur(20px);
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-content p {
  margin-bottom: 0.5rem;
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeInUp 0.6s ease both;
}

/* Scroll Reveal */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  :root {
    --section-padding: 80px;
  }
  
  .hero-container {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }
  
  .hero-content {
    max-width: 100%;
  }
  
  .cta-group {
    justify-content: center;
  }
  
  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 70px;
    --section-padding: 60px;
  }
  
  .nav-menu {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(13, 13, 26, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 2rem;
    gap: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .nav-menu.active {
    display: flex;
  }
  
  .hamburger {
    display: flex;
  }
  
  .hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
  }
  
  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }
  
  .hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
  }
  
  .hero {
    padding: calc(var(--nav-height) + 2rem) 1.5rem 3rem;
  }
  
  .section {
    padding: var(--section-padding) 1.5rem;
  }
  
  h1 {
    font-size: clamp(2.5rem, 10vw, 4rem);
  }
  
  .section-title {
    font-size: clamp(2rem, 8vw, 3rem);
  }
  
  .stats-card {
    position: static;
    margin: 1rem 0;
  }
  
  .features-grid,
  .projects-grid,
  .skills-container {
    grid-template-columns: 1fr;
  }
  
  .cta-group {
    flex-direction: column;
    width: 100%;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
}