:root {
  --void: #030712;
  --deep: #070c1a;
  --space: #0b1123;
  --hull: #121c34;
  --panel: #1c2947;
  --text: #e2e8f0;
  --text-dim: #94a3b8;
  --cyan: #22d3ee;
  --cyan-dim: rgba(34, 211, 238, 0.15);
  --cyan-glow: rgba(34, 211, 238, 0.4);
  --purple: #7c3aed;
  --purple-dim: rgba(124, 58, 237, 0.15);
  --purple-glow: rgba(124, 58, 237, 0.4);
  --amber: #fbbf24;
  --amber-dim: rgba(251, 191, 36, 0.12);
  --stroke: rgba(148, 163, 184, 0.18);
  --glass: rgba(11, 17, 35, 0.75);
  --glass-solid: rgba(11, 17, 35, 0.92);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --font-main:
    "Space Grotesk", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", "Fira Code", monospace;
}

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

html {
  scroll-behavior: smooth;
  background: var(--void);
}

body {
  font-family: var(--font-main);
  background: var(--void);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  padding: 32px 20px 80px;
  display: flex;
  justify-content: center;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

#starfield {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.nebula-layer {
  position: fixed;
  inset: -15%;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(
      ellipse 600px 500px at 12% 18%,
      rgba(124, 58, 237, 0.25),
      transparent
    ),
    radial-gradient(
      ellipse 500px 400px at 88% 8%,
      rgba(14, 165, 233, 0.2),
      transparent
    ),
    radial-gradient(
      ellipse 700px 500px at 72% 82%,
      rgba(56, 189, 248, 0.12),
      transparent
    ),
    radial-gradient(
      ellipse 400px 350px at 28% 78%,
      rgba(251, 191, 36, 0.1),
      transparent
    );
  filter: blur(50px);
  animation: nebula-drift 30s ease-in-out infinite alternate;
}

@keyframes nebula-drift {
  0% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(-20px, 15px) scale(1.02);
  }
  100% {
    transform: translate(15px, -10px) scale(0.98);
  }
}

.grid-overlay {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(34, 211, 238, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 211, 238, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(
    ellipse 80% 70% at 50% 40%,
    black 20%,
    transparent 70%
  );
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--cyan);
}

img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

button {
  font-family: inherit;
  color: inherit;
  background: none;
  border: none;
}

h1,
h2,
h3 {
  font-weight: 600;
}

/* ── Animations ── */

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

@keyframes scan-line {
  0% {
    transform: translateY(-100%);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% {
    transform: translateY(400%);
    opacity: 0;
  }
}

@keyframes orbit-1 {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes orbit-2 {
  from {
    transform: rotate(120deg);
  }
  to {
    transform: rotate(480deg);
  }
}

@keyframes orbit-3 {
  from {
    transform: rotate(240deg);
  }
  to {
    transform: rotate(600deg);
  }
}

@keyframes gradient-shift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

@keyframes data-flow {
  0% {
    stroke-dashoffset: 20;
  }
  100% {
    stroke-dashoffset: 0;
  }
}

@keyframes float-y {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6px);
  }
}

@keyframes node-ping {
  0% {
    transform: scale(1);
    opacity: 1;
  }
  100% {
    transform: scale(3);
    opacity: 0;
  }
}

@keyframes border-trace {
  0% {
    background-position: 0% 0%;
  }
  100% {
    background-position: 200% 0%;
  }
}

/* ── Page Layout ── */

.page {
  width: 100%;
  max-width: 1320px;
  display: flex;
  flex-direction: column;
  gap: 80px;
  position: relative;
  z-index: 1;
}

/* ── Navigation ── */

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 22px;
  background: var(--glass-solid);
  border: 1px solid var(--stroke);
  border-radius: var(--radius-md);
  backdrop-filter: blur(20px);
  position: sticky;
  top: 16px;
  z-index: 10;
  overflow: hidden;
}

.nav::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(
    135deg,
    var(--cyan-glow),
    transparent 30%,
    transparent 70%,
    var(--purple-glow)
  );
  mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0.5;
}

.nav::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--cyan-glow),
    transparent
  );
  animation: pulse-glow 3s ease-in-out infinite;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--purple) 0%, var(--cyan) 100%);
  color: var(--void);
  font-weight: 700;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 1px;
  position: relative;
  box-shadow:
    0 0 20px rgba(124, 58, 237, 0.3),
    0 0 40px rgba(34, 211, 238, 0.15);
}

.brand-copy {
  display: grid;
  gap: 2px;
}

.brand-name {
  font-size: 16px;
  font-weight: 600;
}

.brand-role {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-dim);
  letter-spacing: 0.4px;
}

.nav-links {
  display: flex;
  gap: 6px;
  font-size: 13px;
  color: var(--text-dim);
  flex-wrap: wrap;
}

.nav-links a {
  padding: 6px 14px;
  border-radius: 999px;
  position: relative;
  transition:
    background 0.2s ease,
    color 0.2s ease;
}

.nav-links a::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--cyan);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.nav-links a:hover {
  background: var(--cyan-dim);
  color: var(--cyan);
}

.nav-links a:hover::before {
  opacity: 1;
}

.nav-cta {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  font-family: var(--font-main);
  border: 1px solid transparent;
  cursor: pointer;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
  position: relative;
}

.btn-primary {
  background: linear-gradient(135deg, var(--purple), var(--cyan));
  color: var(--void);
  box-shadow:
    0 8px 30px rgba(124, 58, 237, 0.3),
    0 0 60px rgba(34, 211, 238, 0.1);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow:
    0 12px 40px rgba(124, 58, 237, 0.4),
    0 0 80px rgba(34, 211, 238, 0.2);
  color: var(--void);
}

.btn-ghost {
  background: rgba(11, 17, 35, 0.7);
  border: 1px solid var(--stroke);
  color: var(--text);
}

.btn-ghost:hover {
  background: var(--cyan-dim);
  border-color: var(--cyan-glow);
  color: var(--cyan);
  transform: translateY(-2px);
}

/* ── Circuit Divider ── */

.circuit-divider {
  width: 100%;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  margin: -20px 0;
}

.circuit-divider svg {
  width: 100%;
  height: 40px;
  overflow: visible;
}

/* ── Section ── */

.section {
  display: grid;
  gap: 28px;
  scroll-margin-top: 120px;
}

.section-head {
  display: grid;
  gap: 14px;
  max-width: 720px;
}

.section-head h2 {
  font-size: 34px;
  background: linear-gradient(
    135deg,
    #ffffff 0%,
    var(--text) 50%,
    var(--cyan) 100%
  );
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradient-shift 6s ease infinite;
}

.section-lede {
  color: var(--text-dim);
  font-size: 16px;
  line-height: 1.7;
}

#experience .section-head {
  max-width: none;
}

#experience .section-head h2 {
  max-width: 720px;
}

#experience .section-lede {
  max-width: none;
  width: 100%;
}

.muted {
  color: var(--text-dim);
}

/* ── Glass Card Base ── */

.glass-card {
  background: var(--glass);
  border: 1px solid var(--stroke);
  border-radius: var(--radius-md);
  position: relative;
  overflow: hidden;
  transition:
    border-color 0.3s ease,
    transform 0.3s ease;
}

.glass-card:hover {
  border-color: rgba(34, 211, 238, 0.3);
}

.glass-card > .hud-corners {
  position: absolute;
  inset: 6px;
  pointer-events: none;
  border-radius: calc(var(--radius-md) - 4px);
}

.hud-corners::before,
.hud-corners::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  border-color: rgba(34, 211, 238, 0.3);
  border-style: solid;
  border-width: 0;
}

.hud-corners::before {
  top: 0;
  left: 0;
  border-top-width: 1px;
  border-left-width: 1px;
  border-top-left-radius: 4px;
}

.hud-corners::after {
  bottom: 0;
  right: 0;
  border-bottom-width: 1px;
  border-right-width: 1px;
  border-bottom-right-radius: 4px;
}