:root,
[data-theme="cyberpunk"] {
  --font-display: "Orbitron", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "Share Tech Mono", monospace;

  --bg: #08080f;
  --bg-elevated: #101018;
  --bg-card: rgba(14, 14, 24, 0.82);
  --text: #dce8f2;
  --text-muted: #7a8fa3;
  --accent-teal: #5eead4;
  --accent-violet: #9d8df1;
  --accent-copper: #e8a54b;
  --accent-cyan: var(--accent-teal);
  --accent-magenta: var(--accent-violet);
  --accent-yellow: var(--accent-copper);
  --border: rgba(94, 234, 212, 0.18);
  --border-strong: rgba(157, 141, 241, 0.35);
  --glow-teal: 0 0 24px rgba(94, 234, 212, 0.22);
  --glow-violet: 0 0 28px rgba(157, 141, 241, 0.18);
  --glow-cyan: var(--glow-teal);
  --glow-magenta: var(--glow-violet);
}

[data-theme="cyberpunk"] body {
  background:
    radial-gradient(ellipse 110% 70% at 50% -15%, rgba(94, 234, 212, 0.07), transparent 55%),
    radial-gradient(ellipse 50% 45% at 100% 60%, rgba(157, 141, 241, 0.06), transparent),
    radial-gradient(ellipse 40% 35% at 0% 80%, rgba(232, 165, 75, 0.04), transparent),
    var(--bg);
  color: var(--text);
  font-family: var(--font-body);
}

[data-theme="cyberpunk"]::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 5;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

[data-theme="cyberpunk"] .site-header {
  background: rgba(8, 8, 15, 0.82);
  border-bottom: 1px solid transparent;
  box-shadow:
    0 1px 0 rgba(94, 234, 212, 0.12),
    0 8px 32px rgba(0, 0, 0, 0.35);
}

[data-theme="cyberpunk"] .nav-link {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

[data-theme="cyberpunk"] .nav-link:hover,
[data-theme="cyberpunk"] .nav-link:focus-visible {
  color: var(--accent-teal);
  border-bottom-color: var(--accent-teal);
  text-shadow: none;
}

[data-theme="cyberpunk"] .section h2 {
  font-family: var(--font-display);
  color: var(--text);
  text-shadow: none;
  letter-spacing: 0.06em;
  font-weight: 700;
  position: relative;
  padding-bottom: 0.65rem;
}

[data-theme="cyberpunk"] .section h2::before {
  content: "// ";
  font-family: var(--font-mono);
  font-size: 0.55em;
  font-weight: 400;
  color: var(--accent-violet);
  letter-spacing: 0.12em;
  vertical-align: middle;
}

[data-theme="cyberpunk"] .section h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 3.5rem;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-teal), var(--accent-violet), transparent);
}

[data-theme="cyberpunk"] .hero {
  isolation: isolate;
}

[data-theme="cyberpunk"] .hero::before {
  content: "";
  position: absolute;
  width: min(70vw, 720px);
  height: min(70vw, 720px);
  top: 5%;
  left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(94, 234, 212, 0.09) 0%, rgba(157, 141, 241, 0.04) 45%, transparent 68%);
  pointer-events: none;
  z-index: 0;
}

[data-theme="cyberpunk"] .hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -4%;
  height: 4px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(94, 234, 212, 0.85) 18%,
    #e8fffc 50%,
    rgba(94, 234, 212, 0.85) 82%,
    transparent
  );
  box-shadow:
    0 0 18px rgba(94, 234, 212, 0.9),
    0 0 48px rgba(94, 234, 212, 0.45);
  pointer-events: none;
  z-index: 3;
  animation: hero-scan 1.4s ease-out forwards;
}

[data-theme="cyberpunk"] .hero-content {
  z-index: 4;
}

[data-theme="cyberpunk"] .hero-kicker {
  color: var(--accent-copper);
  font-family: var(--font-mono);
  clip-path: inset(0 100% 0 0);
  animation: hero-kicker-reveal 1.15s steps(22, end) 0.55s forwards;
}

[data-theme="cyberpunk"] .hero-kicker::after {
  content: "▋";
  margin-left: 0.12em;
  color: var(--accent-teal);
  opacity: 0;
  animation: hero-cursor-blink 0.55s step-end 1.65s 4 forwards;
}

[data-theme="cyberpunk"] .hero-title {
  font-family: var(--font-display);
  font-weight: 900;
  background: linear-gradient(
    118deg,
    var(--accent-teal) 0%,
    #c4f0ea 38%,
    var(--accent-violet) 72%,
    var(--accent-copper) 100%
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 40px rgba(94, 234, 212, 0.12));
  opacity: 0;
  animation: hero-title-in 0.85s cubic-bezier(0.22, 1, 0.36, 1) 1.35s forwards;
}

[data-theme="cyberpunk"] .hero-title.glitch::before,
[data-theme="cyberpunk"] .hero-title.glitch::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  background: var(--bg);
  -webkit-background-clip: text;
  background-clip: text;
  pointer-events: none;
  opacity: 0;
}

[data-theme="cyberpunk"] .hero-title.glitch::before {
  animation: hero-title-glitch-a 0.5s ease-out 1.4s 1;
  clip-path: polygon(0 0, 100% 0, 100% 38%, 0 38%);
}

[data-theme="cyberpunk"] .hero-title.glitch::after {
  animation: hero-title-glitch-b 0.5s ease-out 1.45s 1;
  clip-path: polygon(0 62%, 100% 62%, 100% 100%, 0 100%);
}

[data-theme="cyberpunk"] .hero-tagline {
  color: var(--text-muted);
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  letter-spacing: 0.01em;
  opacity: 0;
  transform: translateY(14px);
  filter: blur(4px);
  animation: hero-tagline-in 0.75s ease-out 2.05s forwards;
}

[data-theme="cyberpunk"] .hero-content .btn-primary {
  opacity: 0;
  transform: translateY(8px);
  animation: hero-btn-poweron 0.85s ease-out 2.55s forwards;
}

@keyframes hero-kicker-reveal {
  to {
    clip-path: inset(0 0 0 0);
  }
}

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

@keyframes hero-title-in {
  0% {
    opacity: 0;
    transform: translateX(-10px) skewX(-2deg);
    filter: blur(6px) drop-shadow(0 0 0 transparent);
  }
  25% {
    opacity: 1;
    transform: translateX(5px) skewX(1deg);
    filter: blur(0) drop-shadow(0 0 24px rgba(94, 234, 212, 0.35));
  }
  45% {
    transform: translateX(-4px);
  }
  65% {
    transform: translateX(2px);
  }
  100% {
    opacity: 1;
    transform: translateX(0) skewX(0);
    filter: drop-shadow(0 0 40px rgba(94, 234, 212, 0.12));
  }
}

@keyframes hero-title-glitch-a {
  0%,
  100% {
    opacity: 0;
    transform: translate(0);
  }
  15% {
    opacity: 0.85;
    color: var(--accent-teal);
    transform: translate(-4px, 1px);
  }
  35% {
    opacity: 0.5;
    color: var(--accent-teal);
    transform: translate(3px, -1px);
  }
}

@keyframes hero-title-glitch-b {
  0%,
  100% {
    opacity: 0;
    transform: translate(0);
  }
  20% {
    opacity: 0.8;
    color: var(--accent-violet);
    transform: translate(4px, -1px);
  }
  40% {
    opacity: 0.45;
    color: var(--accent-violet);
    transform: translate(-3px, 1px);
  }
}

@keyframes hero-tagline-in {
  0% {
    opacity: 0;
    transform: translateY(14px);
    filter: blur(4px);
  }
  60% {
    opacity: 0.85;
    filter: blur(1px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

@keyframes hero-btn-poweron {
  0%,
  18%,
  36%,
  54% {
    opacity: 0;
    transform: translateY(8px);
    box-shadow: none;
  }
  9%,
  27%,
  45% {
    opacity: 0.55;
    transform: translateY(4px);
    box-shadow: 0 0 12px rgba(94, 234, 212, 0.25);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
    box-shadow: var(--glow-teal), inset 0 0 24px rgba(94, 234, 212, 0.03);
  }
}

[data-theme="cyberpunk"] .glitch {
  position: relative;
}

[data-theme="cyberpunk"] .glitch:hover::before,
[data-theme="cyberpunk"] .glitch:hover::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  background: var(--bg);
  -webkit-background-clip: text;
  background-clip: text;
  pointer-events: none;
}

[data-theme="cyberpunk"] .glitch:hover::before {
  color: var(--accent-teal);
  animation: glitch-1 0.4s ease-out 1;
  clip-path: polygon(0 0, 100% 0, 100% 38%, 0 38%);
}

[data-theme="cyberpunk"] .glitch:hover::after {
  color: var(--accent-violet);
  animation: glitch-2 0.4s ease-out 1;
  clip-path: polygon(0 62%, 100% 62%, 100% 100%, 0 100%);
}

@keyframes glitch-1 {
  0% { transform: translate(0); opacity: 0.8; }
  25% { transform: translate(-2px, 1px); }
  50% { transform: translate(2px, -1px); }
  100% { transform: translate(0); opacity: 0; }
}

@keyframes glitch-2 {
  0% { transform: translate(0); opacity: 0.8; }
  25% { transform: translate(2px, -1px); }
  50% { transform: translate(-2px, 1px); }
  100% { transform: translate(0); opacity: 0; }
}

[data-theme="cyberpunk"] .hero-grid {
  z-index: 1;
  background-image:
    linear-gradient(rgba(94, 234, 212, 0.14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(157, 141, 241, 0.11) 1px, transparent 1px);
  background-size: 48px 48px;
  clip-path: inset(0);
  opacity: 0;
  animation:
    grid-boot 1.8s cubic-bezier(0.22, 1, 0.36, 1) forwards,
    grid-drift 32s linear 1.8s infinite;
}

@keyframes hero-scan {
  0% {
    top: -4%;
    opacity: 0;
  }
  6% {
    opacity: 1;
  }
  88% {
    opacity: 1;
  }
  100% {
    top: 104%;
    opacity: 0;
  }
}

@keyframes grid-boot {
  0% {
    opacity: 0;
    clip-path: inset(100% 0 0 0);
    transform: perspective(500px) rotateX(74deg) scale(0.94);
    filter: brightness(2.2);
  }
  30% {
    opacity: 0.15;
    clip-path: inset(62% 0 0 0);
    filter: brightness(1.9);
  }
  55% {
    opacity: 0.45;
    clip-path: inset(22% 0 0 0);
    transform: perspective(500px) rotateX(63deg) scale(0.98);
    filter: brightness(1.5);
  }
  78% {
    opacity: 0.38;
    clip-path: inset(0);
    transform: perspective(500px) rotateX(59deg) scale(1.02);
    filter: brightness(1.2);
  }
  100% {
    opacity: 0.35;
    clip-path: inset(0);
    transform: perspective(500px) rotateX(60deg) scale(1);
    filter: brightness(1);
  }
}

@keyframes grid-drift {
  0% { background-position: 0 0; }
  100% { background-position: 0 48px; }
}

@media (prefers-reduced-motion: reduce) {
  [data-theme="cyberpunk"] .hero::after {
    display: none;
  }

  [data-theme="cyberpunk"] .hero-grid {
    animation: none;
    opacity: 0.35;
    clip-path: none;
    transform: perspective(500px) rotateX(60deg);
    filter: none;
  }

  [data-theme="cyberpunk"] .hero-kicker,
  [data-theme="cyberpunk"] .hero-title,
  [data-theme="cyberpunk"] .hero-tagline,
  [data-theme="cyberpunk"] .hero-content .btn-primary {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
    clip-path: none !important;
    filter: none !important;
  }

  [data-theme="cyberpunk"] .hero-kicker::after {
    display: none;
  }

  [data-theme="cyberpunk"] .hero-title.glitch::before,
  [data-theme="cyberpunk"] .hero-title.glitch::after {
    animation: none !important;
  }
}

[data-theme="cyberpunk"] .btn-primary {
  background: rgba(94, 234, 212, 0.04);
  color: var(--accent-teal);
  border: 1px solid rgba(94, 234, 212, 0.45);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.82rem;
  box-shadow: var(--glow-teal), inset 0 0 24px rgba(94, 234, 212, 0.03);
  position: relative;
  overflow: hidden;
}

[data-theme="cyberpunk"] .btn-primary::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 40%, rgba(94, 234, 212, 0.12) 50%, transparent 60%);
  transform: translateX(-120%);
  transition: transform 0.55s ease;
}

[data-theme="cyberpunk"] .btn-primary:hover::before {
  transform: translateX(120%);
}

[data-theme="cyberpunk"] .btn-primary:hover {
  background: rgba(94, 234, 212, 0.08);
  border-color: var(--accent-teal);
  box-shadow: 0 0 32px rgba(94, 234, 212, 0.28);
}

[data-theme="cyberpunk"] .card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  box-shadow: 0 4px 28px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(8px);
  position: relative;
}

[data-theme="cyberpunk"] .card::before,
[data-theme="cyberpunk"] .card::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  pointer-events: none;
  opacity: 0.55;
  transition: opacity 0.25s;
}

[data-theme="cyberpunk"] .card::before {
  top: -1px;
  left: -1px;
  border-top: 2px solid var(--accent-teal);
  border-left: 2px solid var(--accent-teal);
}

[data-theme="cyberpunk"] .card::after {
  bottom: -1px;
  right: -1px;
  border-bottom: 2px solid var(--accent-violet);
  border-right: 2px solid var(--accent-violet);
}

[data-theme="cyberpunk"] .card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--glow-violet), 0 8px 36px rgba(0, 0, 0, 0.5);
  transform: translateY(-2px);
}

[data-theme="cyberpunk"] .card:hover::before,
[data-theme="cyberpunk"] .card:hover::after {
  opacity: 1;
}

[data-theme="cyberpunk"] .card h3 {
  color: var(--accent-copper);
  font-family: var(--font-display);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
}

[data-theme="cyberpunk"] .card p {
  color: var(--text-muted);
}

[data-theme="cyberpunk"] .project-type {
  background: rgba(94, 234, 212, 0.08);
  color: var(--accent-teal);
  border: 1px solid rgba(94, 234, 212, 0.2);
  font-family: var(--font-mono);
}

[data-theme="cyberpunk"] .badge {
  background: rgba(232, 165, 75, 0.15);
  color: var(--accent-copper);
  border: 1px solid rgba(232, 165, 75, 0.35);
  font-family: var(--font-mono);
}

[data-theme="cyberpunk"] .filter-btn {
  background: var(--bg-elevated);
  color: var(--text-muted);
  border: 1px solid var(--border);
  font-family: var(--font-mono);
}

[data-theme="cyberpunk"] .filter-btn.active,
[data-theme="cyberpunk"] .filter-btn:hover {
  background: rgba(157, 141, 241, 0.1);
  color: var(--accent-teal);
  border-color: rgba(94, 234, 212, 0.4);
}

[data-theme="cyberpunk"] .theme-toggle {
  background: rgba(14, 14, 24, 0.88);
  color: var(--accent-copper);
  border: 1px solid rgba(232, 165, 75, 0.35);
  font-family: var(--font-mono);
  box-shadow: 0 0 20px rgba(232, 165, 75, 0.1);
  backdrop-filter: blur(10px);
}

[data-theme="cyberpunk"] .project-link {
  color: var(--accent-teal);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
}

[data-theme="cyberpunk"] .project-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

[data-theme="cyberpunk"] .contact-link {
  color: var(--text);
  border: 1px solid var(--border);
  background: rgba(14, 14, 24, 0.65);
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

[data-theme="cyberpunk"] .contact-link:hover {
  color: var(--accent-teal);
  border-color: rgba(94, 234, 212, 0.45);
  box-shadow: var(--glow-teal);
}

[data-theme="cyberpunk"] .site-footer {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  border-top: 1px solid rgba(94, 234, 212, 0.08);
}

[data-theme="cyberpunk"] .site-footer p::before {
  content: "sys.status // online — ";
  color: var(--accent-violet);
  opacity: 0.7;
}

[data-theme="cyberpunk"] #matrix-canvas {
  opacity: 0.2;
}

[data-theme="cyberpunk"] .scanlines {
  opacity: 0.025;
}

[data-theme="cyberpunk"] #matrix-canvas,
[data-theme="cyberpunk"] .scanlines,
[data-theme="cyberpunk"] .hero-grid {
  display: block;
}