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

:root {
  --bg: #050505;
  --bg2: #0a0a0a;
  --bg3: #0f0f0f;
  --card: rgba(15,15,15,0.8);
  --accent: #c8ff00;
  --accent-dim: rgba(200,255,0,0.6);
  --accent-glow: rgba(200,255,0,0.15);
  --cyan: #00d4ff;
  --white: #ffffff;
  --white80: rgba(255,255,255,0.8);
  --white60: rgba(255,255,255,0.6);
  --white40: rgba(255,255,255,0.4);
  --white20: rgba(255,255,255,0.2);
  --white10: rgba(255,255,255,0.1);
  --white05: rgba(255,255,255,0.05);
  --white02: rgba(255,255,255,0.02);
  --max-w: 1400px;
  --radius: 16px;
  --radius-sm: 8px;
  --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection { background: rgba(200,255,0,0.25); color: var(--white); }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 10px; }

a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }
button { border: none; background: none; cursor: pointer; font-family: inherit; }

.accent-text { color: var(--accent); }
.bold { font-weight: 700; }
.center { text-align: center; }

.cursor-glow {
  position: fixed;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(200,255,0,0.04) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s;
  opacity: 0;
}
.cursor-glow.active { opacity: 1; }

#particleCanvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1), transform 0.9s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.section-divider {
  position: absolute;
  top: 0; left: 5%;
  width: 90%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(200,255,0,0.15), transparent);
}

.label-wrapper {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.label-wrapper.center { justify-content: center; }

.section-number {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-dim);
  padding: 0.25rem 0.6rem;
  border: 1px solid rgba(200,255,0,0.2);
  border-radius: 4px;
}

.section-label {
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
}

.section-title {
  font-size: clamp(2.8rem, 8vw, 6rem);
  font-weight: 900;
  line-height: 0.9;
  letter-spacing: -0.04em;
}

.section-desc {
  color: var(--white40);
  font-size: 1rem;
  line-height: 1.7;
  margin-top: 1.5rem;
  max-width: 540px;
}
.section-desc.center { margin-left: auto; margin-right: auto; }

.section-header {
  max-width: var(--max-w);
  margin: 0 auto 4rem;
  padding: 0 1.5rem;
}

#navbar {
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  z-index: 1000;
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
#navbar.scrolled {
  background: rgba(5,5,5,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--white05);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
}

.nav-logo {
  font-weight: 900;
  font-size: 1.3rem;
  letter-spacing: -0.02em;
  transition: color var(--transition);
}
.logo-bracket {
  color: var(--accent);
  font-family: 'JetBrains Mono', monospace;
}
.nav-logo:hover { color: var(--accent); }

.nav-links {
  display: none;
  gap: 2.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.nav-links a {
  color: var(--white60);
  position: relative;
  transition: color var(--transition);
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--accent); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  display: none;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.5rem;
  background: var(--accent);
  color: var(--bg);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 9999px;
  transition: all var(--transition);
  overflow: hidden;
  position: relative;
}
.nav-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 40%, rgba(255,255,255,0.2) 50%, transparent 60%);
  transform: translateX(-100%);
  transition: transform 0.6s;
}
.nav-cta:hover::before { transform: translateX(100%); }
.nav-cta:hover { transform: scale(1.05); box-shadow: 0 0 30px rgba(200,255,0,0.3); }
.cta-icon { transition: transform 0.3s; }
.nav-cta:hover .cta-icon { transform: translateX(3px); }

.hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 1001;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all 0.3s;
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.mobile-menu {
  position: fixed;
  inset: 0;
  background: rgba(5,5,5,0.97);
  backdrop-filter: blur(30px);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s;
}
.mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}
.mobile-menu-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}
.mobile-link {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--white60);
  transition: color 0.3s;
}
.mobile-link:hover { color: var(--accent); }
.mobile-cta {
  margin-top: 1rem;
  padding: 0.8rem 2rem;
  background: var(--accent);
  color: var(--bg);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 9999px;
}

@media (min-width: 768px) {
  .nav-links { display: flex; }
  .nav-cta { display: flex; }
  .hamburger { display: none; }
  .nav-inner { padding: 1.25rem 2.5rem; }
}

#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
}
.hero-bg-solid {
  position: absolute;
  inset: 0;
  background: var(--bg);
}
.hero-grid-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.025;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
}
.hero-glow-1 {
  top: 30%;
  right: 10%;
  width: 500px;
  height: 500px;
  background: rgba(200,255,0,0.05);
}
.hero-glow-2 {
  bottom: 20%;
  left: 5%;
  width: 400px;
  height: 400px;
  background: rgba(0,212,255,0.03);
}
.hero-noise {
  position: absolute;
  inset: 0;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

.hero-content {
  position: relative;
  z-index: 10;
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 6rem 1.5rem 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3rem;
}

.hero-text {
  flex: 1;
  text-align: center;
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1.2s cubic-bezier(0.16, 1, 0.3, 1), transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}
.hero-text.mounted {
  opacity: 1;
  transform: translateY(0);
}

.hero-greeting {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}
.greeting-line {
  width: 40px;
  height: 1px;
  background: var(--accent);
}
.greeting-text {
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--white60);
}

.hero-title {
  font-size: clamp(3.5rem, 15vw, 9rem);
  font-weight: 900;
  line-height: 0.85;
  letter-spacing: -0.05em;
}
.title-line {
  display: block;
  opacity: 0;
  transform: translateY(30px);
  animation: titleReveal 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.title-line[data-delay="0"] { animation-delay: 0.3s; }
.title-line[data-delay="1"] { animation-delay: 0.5s; }

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

.hero-subtitle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: clamp(0.8rem, 2vw, 1.1rem);
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--white60);
  margin-top: 1.5rem;
  font-family: 'JetBrains Mono', monospace;
}
.subtitle-typed {
  color: var(--accent);
  min-width: 120px;
  text-align: left;
}
.typed-cursor {
  color: var(--accent);
  animation: blink 1s infinite;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.hero-badge {
  margin-top: 2rem;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 1.25rem;
  border-radius: 9999px;
  border: 1px solid var(--white10);
  background: rgba(255,255,255,0.03);
  backdrop-filter: blur(10px);
}
.badge-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px rgba(200,255,0,0.5);
  animation: pulse 2s infinite;
}
.badge-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white60);
}
.badge-divider {
  color: var(--white20);
  font-size: 0.6rem;
}
.badge-value {
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-top: 2.5rem;
  flex-wrap: wrap;
  justify-content: center;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  background: var(--accent);
  color: var(--bg);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 9999px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 40%, rgba(255,255,255,0.25) 50%, transparent 60%);
  transform: translateX(-100%);
  transition: transform 0.6s;
}
.btn-primary:hover::before { transform: translateX(100%); }
.btn-primary:hover { box-shadow: 0 0 40px rgba(200,255,0,0.3); transform: translateY(-2px); }
.btn-primary svg { transition: transform 0.3s; }
.btn-primary:hover svg { transform: translateX(4px); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border: 1px solid var(--white20);
  color: var(--white80);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 9999px;
  transition: all var(--transition);
}
.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(200,255,0,0.05);
}

.hero-portrait {
  flex-shrink: 0;
  position: relative;
  opacity: 0;
  transform: translateY(30px) scale(0.95);
  transition: opacity 1.4s cubic-bezier(0.16, 1, 0.3, 1) 0.3s, transform 1.4s cubic-bezier(0.16, 1, 0.3, 1) 0.3s;
}
.hero-portrait.mounted {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.portrait-glow {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 120%;
  height: 120%;
  background: radial-gradient(circle, rgba(200,255,0,0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.portrait-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid;
}
.portrait-ring-1 {
  inset: -16px;
  border-color: rgba(200,255,0,0.15);
  animation: spin 25s linear infinite;
}
.portrait-ring-2 {
  inset: -32px;
  border-color: rgba(200,255,0,0.07);
  animation: spin 40s linear infinite reverse;
}
.portrait-ring-3 {
  inset: -48px;
  border-color: rgba(200,255,0,0.03);
  animation: spin 60s linear infinite;
}

.portrait-frame {
  position: relative;
  width: 240px; height: 240px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid rgba(200,255,0,0.25);
  box-shadow: 0 0 60px rgba(200,255,0,0.1);
}
.portrait-frame img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: top;
  transition: transform 0.7s;
}
.hero-portrait:hover .portrait-frame img { transform: scale(1.05); }
.portrait-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(5,5,5,0.5) 0%, transparent 50%);
}

.portrait-accent-dot {
  position: absolute;
  bottom: 10px; right: 10px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 20px rgba(200,255,0,0.6);
  animation: pulse 2s infinite;
}

.portrait-status {
  position: absolute;
  bottom: -20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(15,15,15,0.9);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(200,255,0,0.2);
  border-radius: 9999px;
  white-space: nowrap;
}
.status-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #00ff88;
  box-shadow: 0 0 8px rgba(0,255,136,0.5);
  animation: pulse 2s infinite;
}
.status-text {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white60);
}

.scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  opacity: 0;
  transition: opacity 1s ease 1s;
}
.scroll-indicator.mounted { opacity: 0.6; }
.scroll-indicator span {
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--white40);
  font-weight: 500;
}
.scroll-mouse {
  width: 20px;
  height: 32px;
  border: 1.5px solid var(--white20);
  border-radius: 10px;
  position: relative;
}
.scroll-wheel {
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 6px;
  background: var(--accent);
  border-radius: 3px;
  animation: scrollWheel 2s infinite;
}
@keyframes scrollWheel {
  0% { opacity: 1; transform: translateX(-50%) translateY(0); }
  100% { opacity: 0; transform: translateX(-50%) translateY(12px); }
}

.hero-deco-line {
  position: absolute;
  background: linear-gradient(to bottom, rgba(200,255,0,0.1), transparent);
  width: 1px;
  z-index: 5;
}
.hero-deco-line-1 { left: 10%; top: 0; height: 200px; }
.hero-deco-line-2 { right: 10%; top: 0; height: 300px; }

@media (min-width: 768px) {
  .hero-content {
    flex-direction: row;
    gap: 2rem;
    padding: 0 2.5rem;
  }
  .hero-text { text-align: left; }
  .hero-subtitle { justify-content: flex-start; }
  .hero-actions { justify-content: flex-start; }
  .hero-title { font-size: clamp(4rem, 10vw, 8.5rem); }
  .portrait-frame { width: 360px; height: 360px; }
  .portrait-ring-1 { inset: -20px; }
  .portrait-ring-2 { inset: -40px; }
  .portrait-ring-3 { inset: -60px; }
  .portrait-accent-dot { bottom: 20px; right: 20px; }
}
@media (min-width: 1024px) {
  .portrait-frame { width: 420px; height: 420px; }
}

#about {
  position: relative;
  padding: 7rem 0;
}

.about-intro {
  max-width: var(--max-w);
  margin: 0 auto 4rem;
  padding: 0 1.5rem;
}
.about-heading {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.02em;
  max-width: 700px;
  margin-bottom: 1.5rem;
}
.about-desc {
  color: var(--white40);
  font-size: 1.05rem;
  max-width: 640px;
  line-height: 1.8;
}
.tech-tag {
  display: inline-block;
  padding: 0.1rem 0.5rem;
  background: rgba(200,255,0,0.08);
  border: 1px solid rgba(200,255,0,0.15);
  border-radius: 4px;
  color: var(--accent);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9em;
  font-weight: 600;
}

.gallery-scroll {
  padding: 0;
  width: 100%;
}
.gallery-track {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border: none;
  border-radius: 0;
  transition: box-shadow var(--transition);
}
.gallery-item:hover {
  box-shadow: 0 10px 40px rgba(0,0,0,0.3);
  z-index: 2;
}
.gallery-item img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.gallery-item:hover img { transform: scale(1.08); }
.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(5,5,5,0.9) 0%, rgba(5,5,5,0.2) 40%, transparent 100%);
}
.gallery-info {
  position: absolute;
  bottom: 1.25rem; left: 1.25rem; right: 1.25rem;
}
.gallery-tag {
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.4rem;
}
.gallery-caption {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--white80);
}

@media (max-width: 767px) {
  .gallery-track {
    grid-template-columns: 1fr;
  }
  .gallery-item img { height: 240px; }
}

@media (min-width: 768px) {
  #about { padding: 10rem 0; }
  .about-intro { padding: 0 2.5rem; }
  .gallery-track {
    grid-template-columns: repeat(4, 1fr);
  }
  .gallery-item img { height: 320px; }
}

@media (min-width: 1200px) {
  .gallery-item img { height: 380px; }
}

.stats-row {
  max-width: var(--max-w);
  margin: 4rem auto 0;
  padding: 3rem 1.5rem 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  border-top: 1px solid var(--white05);
}
.stat-item {
  text-align: center;
  padding: 1.5rem 0;
}
.stat-val {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  color: var(--accent);
  display: inline;
  font-family: 'JetBrains Mono', monospace;
}
.stat-plus {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 900;
  color: var(--accent);
  display: inline;
}
.stat-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--white40);
  margin-top: 0.75rem;
}

@media (min-width: 768px) {
  .stats-row { padding: 3rem 2.5rem 0; }
}

#quote {
  padding: 6rem 1.5rem;
  position: relative;
}
.quote-inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  position: relative;
}
.quote-mark {
  font-size: 8rem;
  font-weight: 900;
  color: rgba(200,255,0,0.08);
  line-height: 0.5;
  margin-bottom: -1rem;
  font-family: Georgia, serif;
}
.quote-text {
  font-size: clamp(1.3rem, 3.5vw, 2.5rem);
  font-weight: 300;
  line-height: 1.5;
  letter-spacing: -0.01em;
}
.quote-line {
  width: 80px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  margin: 2.5rem auto 0;
}

@media (min-width: 768px) {
  #quote { padding: 9rem 1.5rem; }
}

#projects {
  position: relative;
  padding: 7rem 0;
}

.projects-grid {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.project-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--transition);
  display: block;
  text-decoration: none;
  color: inherit;
}
.project-card:hover { transform: translateY(-4px); }

.card-glow {
  position: absolute;
  inset: 0;
  opacity: 0;
  background: radial-gradient(600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(200,255,0,0.06), transparent 40%);
  transition: opacity 0.3s;
  z-index: 1;
}
.project-card:hover .card-glow { opacity: 1; }

.card-border {
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
  border: 1px solid var(--white05);
  transition: border-color 0.5s;
  z-index: 2;
  pointer-events: none;
}
.project-card:hover .card-border {
  border-color: rgba(200,255,0,0.25);
}

.card-body {
  position: relative;
  z-index: 3;
  padding: 2rem;
  background: var(--card);
  backdrop-filter: blur(10px);
  border-radius: var(--radius);
}

.card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1rem;
}
.card-year {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-dim);
  margin-bottom: 0.5rem;
}
.card-title {
  font-size: clamp(1.3rem, 3vw, 1.7rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  transition: color 0.3s;
}
.project-card:hover .card-title { color: var(--accent); }

.card-icon {
  width: 36px; height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--white10);
  background: var(--white02);
  transition: all 0.3s;
}
.card-icon svg {
  width: 16px; height: 16px;
  color: var(--white20);
  transition: all 0.3s;
}
.project-card:hover .card-icon {
  border-color: rgba(200,255,0,0.3);
  background: rgba(200,255,0,0.05);
}
.project-card:hover .card-icon svg {
  color: var(--accent);
  transform: translate(2px, -2px);
}

.card-desc {
  color: var(--white40);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.card-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tag {
  padding: 0.3rem 0.8rem;
  border-radius: 9999px;
  background: var(--white05);
  border: 1px solid var(--white05);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white40);
  transition: all 0.3s;
}
.project-card:hover .tag {
  border-color: rgba(200,255,0,0.1);
  color: var(--white60);
}

@media (min-width: 768px) {
  #projects { padding: 10rem 0; }
  .projects-grid { grid-template-columns: repeat(2, 1fr); padding: 0 2.5rem; gap: 2rem; }
  .section-header { padding: 0 2.5rem; }
}
@media (min-width: 1200px) {
  .projects-grid { grid-template-columns: repeat(3, 1fr); }
}

#skills {
  position: relative;
  padding: 7rem 0;
  background: var(--bg2);
}

.skills-container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem;
}

.skills-list {
  max-width: 720px;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.skill-info {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.6rem;
}
.skill-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--white80);
}
.skill-pct {
  font-size: 0.75rem;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
  color: var(--accent-dim);
}

.skill-track {
  height: 4px;
  background: var(--white05);
  border-radius: 9999px;
  overflow: hidden;
  position: relative;
}
.skill-fill {
  height: 100%;
  width: 0;
  border-radius: 9999px;
  background: linear-gradient(90deg, var(--accent), #a0e000);
  transition: width 1.6s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}
.skill-glow {
  position: absolute;
  top: -4px;
  right: 0;
  width: 20px;
  height: 12px;
  background: var(--accent);
  filter: blur(8px);
  opacity: 0;
  transition: opacity 0.5s 1.2s;
  border-radius: 50%;
}
.skill-item.visible .skill-glow { opacity: 0.5; }

.tools-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.tool-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding: 1.5rem 1rem;
  background: var(--white02);
  border: 1px solid var(--white05);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.tool-card:hover {
  border-color: rgba(200,255,0,0.2);
  background: rgba(200,255,0,0.03);
  transform: translateY(-2px);
}
.tool-icon { font-size: 1.5rem; }
.tool-name {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white40);
}

@media (min-width: 768px) {
  #skills { padding: 10rem 0; }
  .skills-container {
    grid-template-columns: 1fr 1fr;
    padding: 0 2.5rem;
    align-items: start;
  }
  .tools-grid { grid-template-columns: repeat(3, 1fr); }
}

#contact {
  position: relative;
  padding: 7rem 0;
}

.contact-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
  text-align: center;
}
.contact-inner .section-desc {
  margin-left: auto;
  margin-right: auto;
}

.social-links {
  margin-top: 3.5rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}
.social-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 2rem;
  border-radius: var(--radius);
  border: 1px solid var(--white10);
  background: var(--white02);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--white60);
  transition: all var(--transition);
  backdrop-filter: blur(10px);
}
.social-btn svg {
  transition: color 0.3s;
}
.social-btn:hover {
  border-color: rgba(200,255,0,0.3);
  background: rgba(200,255,0,0.05);
  color: var(--accent);
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}
.social-btn:hover svg { color: var(--accent); }

@media (min-width: 768px) {
  #contact { padding: 10rem 0; }
  .contact-inner { padding: 0 2.5rem; }
}

#footer {
  border-top: 1px solid var(--white05);
}

.footer-statement {
  padding: 6rem 1.5rem;
  text-align: center;
}
.footer-statement h3 {
  font-size: clamp(2rem, 7vw, 5rem);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.footer-bar {
  border-top: 1px solid var(--white05);
  padding: 2rem 1.5rem;
}
.footer-bar-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}
.footer-brand { display: flex; align-items: center; gap: 0.75rem; }
.footer-logo { font-weight: 900; font-size: 1.1rem; }
.footer-copy { color: var(--white20); font-size: 0.7rem; }
.footer-code {
  color: rgba(255,255,255,0.1);
  font-size: 0.7rem;
  font-family: 'JetBrains Mono', monospace;
}
.footer-links { display: flex; gap: 1.5rem; }
.footer-links a {
  color: var(--white20);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color 0.3s;
}
.footer-links a:hover { color: var(--accent); }

@media (min-width: 640px) {
  .footer-bar-inner { flex-direction: row; justify-content: space-between; }
}
@media (min-width: 768px) {
  .footer-statement { padding: 9rem 1.5rem; }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

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

body {
  animation: pageLoad 0.6s ease-out;
}
@keyframes pageLoad {
  from { opacity: 0; }
  to { opacity: 1; }
}