:root {
  --color-bg: #020617;
  --color-bg-alt: #020015;
  --color-surface: rgba(15, 23, 42, 0.8);
  --color-border: rgba(148, 163, 184, 0.25);
  --color-glass: rgba(15, 23, 42, 0.65);
  --color-text-primary: #e5e7eb;
  --color-text-muted: #9ca3af;
  --color-accent-cyan: #22d3ee;
  --color-accent-lime: #a3e635;
  --color-brand: #38bdf8;
  --shadow-soft: 0 32px 120px rgba(15, 23, 42, 0.9);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --blur-glass: 28px;
  --nav-height: 72px;
}

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

html,
body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background: radial-gradient(circle at top left, #0b1120 0, #020617 40%, #000 100%);
  color: var(--color-text-primary);
  -webkit-font-smoothing: antialiased;
}

body {
  overflow: hidden;
}

canvas#data-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: 0;
  background: radial-gradient(circle at top, #020617 0, #000 55%, #000 100%);
}

.page-shell {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 32px clamp(20px, 4vw, 40px);
  backdrop-filter: blur(12px);
}

.top-nav {
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-inline: clamp(4px, 1vw, 12px);
  margin-bottom: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 11px;
  color: var(--color-text-muted);
}

.brand-mark {
  width: 18px;
  height: 18px;
  border-radius: 999px;
  background: conic-gradient(
    from 180deg,
    var(--color-accent-cyan),
    var(--color-accent-lime),
    var(--color-brand),
    var(--color-accent-cyan)
  );
  box-shadow:
    0 0 12px rgba(34, 211, 238, 0.8),
    0 0 28px rgba(163, 230, 53, 0.45);
  position: relative;
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: 3px;
  border-radius: inherit;
  background: radial-gradient(circle at 30% 20%, #0f172a, #020617);
}

.brand-text {
  font-weight: 500;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 13px;
}

.nav-links a {
  position: relative;
  text-decoration: none;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-weight: 400;
  transition: color 200ms ease;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    var(--color-accent-cyan),
    var(--color-accent-lime)
  );
  transition: width 220ms ease;
}

.nav-links a:hover {
  color: var(--color-text-primary);
}

.nav-links a:hover::after {
  width: 100%;
}

.hero {
  flex: 1;
  display: grid;
  grid-template-rows: auto auto auto;
  gap: 32px;
  max-width: 1200px;
  margin-inline: auto;
  align-items: center;
}

.hero-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.1fr);
  gap: 32px;
  padding: 28px;
  border-radius: var(--radius-xl);
  background: linear-gradient(
      135deg,
      rgba(34, 211, 238, 0.08),
      rgba(15, 23, 42, 0.92)
    ),
    radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.12), transparent 55%);
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(148, 163, 184, 0.28);
  backdrop-filter: blur(32px) saturate(120%);
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 18px;
  max-width: 520px;
}

.eyebrow {
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-accent-cyan);
}

.hero-title {
  font-family: "Space Grotesk", system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  font-size: clamp(26px, 3.3vw, 34px);
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  margin: 0;
}

.hero-title span {
  display: block;
  background: linear-gradient(
    90deg,
    #e5e7eb,
    var(--color-accent-cyan),
    var(--color-accent-lime)
  );
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}

.hero-subtitle {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text-muted);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition:
    background 180ms ease,
    color 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease,
    transform 120ms ease;
}

.btn.primary {
  background: linear-gradient(
    135deg,
    var(--color-accent-cyan),
    var(--color-accent-lime)
  );
  color: #020617;
  box-shadow:
    0 10px 40px rgba(34, 211, 238, 0.6),
    0 0 0 1px rgba(15, 23, 42, 0.9);
}

.btn.primary:hover {
  transform: translateY(-1px);
  box-shadow:
    0 16px 60px rgba(34, 211, 238, 0.8),
    0 0 0 1px rgba(15, 23, 42, 0.9);
}

.btn.ghost {
  border-color: rgba(148, 163, 184, 0.5);
  color: var(--color-text-primary);
  background: radial-gradient(
    circle at top left,
    rgba(34, 211, 238, 0.14),
    rgba(15, 23, 42, 0.95)
  );
}

.btn.ghost:hover {
  border-color: rgba(226, 232, 240, 0.85);
  background: radial-gradient(
    circle at top left,
    rgba(34, 211, 238, 0.2),
    rgba(15, 23, 42, 0.98)
  );
}

.glass-terminal {
  border-radius: var(--radius-lg);
  background: radial-gradient(
      circle at top left,
      rgba(56, 189, 248, 0.14),
      transparent 55%
    ),
    linear-gradient(
      135deg,
      rgba(15, 23, 42, 0.92),
      rgba(15, 23, 42, 0.98)
    );
  border: 1px solid var(--color-border);
  backdrop-filter: blur(var(--blur-glass)) saturate(140%);
  box-shadow:
    0 28px 80px rgba(15, 23, 42, 0.9),
    0 0 0 1px rgba(15, 23, 42, 0.9);
  overflow: hidden;
  position: relative;
}

.glass-terminal::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
      circle at 0 0,
      rgba(59, 130, 246, 0.3),
      transparent 55%
    ),
    radial-gradient(
      circle at 100% 100%,
      rgba(34, 211, 238, 0.18),
      transparent 55%
    );
  opacity: 0.45;
  mix-blend-mode: soft-light;
  pointer-events: none;
}

.terminal-header {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: linear-gradient(
    90deg,
    rgba(15, 23, 42, 0.96),
    rgba(15, 23, 42, 0.9)
  );
  border-bottom: 1px solid rgba(15, 23, 42, 0.9);
}

.dots {
  display: inline-flex;
  gap: 6px;
}

.dot {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  box-shadow: 0 0 8px rgba(15, 23, 42, 0.8);
}

.dot-red {
  background: #f97373;
}

.dot-amber {
  background: #facc15;
}

.dot-green {
  background: #22c55e;
}

.terminal-title {
  font-size: 11px;
  color: rgba(148, 163, 184, 0.9);
}

.terminal-body {
  position: relative;
  z-index: 1;
  padding: 16px 18px 18px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
    "Liberation Mono", "Courier New", monospace;
  font-size: 12px;
  line-height: 1.6;
  color: #e5e7eb;
  background: radial-gradient(
      circle at top left,
      rgba(15, 23, 42, 0.9),
      rgba(15, 23, 42, 0.98)
    ),
    radial-gradient(circle at bottom right, rgba(0, 0, 0, 0.9), #020617);
}

.code-block {
  margin: 0;
  white-space: pre;
  overflow-x: auto;
}

.code-comment {
  color: rgba(148, 163, 184, 0.9);
}

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

.code-string {
  color: #bef264;
}

.code-operator {
  color: #e5e7eb;
}

.code-function {
  color: #38bdf8;
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.meta-card {
  border-radius: var(--radius-md);
  padding: 16px 18px;
  background: linear-gradient(
      135deg,
      rgba(15, 23, 42, 0.92),
      rgba(15, 23, 42, 0.96)
    );
  border: 1px solid rgba(31, 41, 55, 0.9);
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.9);
  position: relative;
  overflow: hidden;
}

.meta-card::before {
  content: "";
  position: absolute;
  inset: -40%;
  background:
    radial-gradient(
      circle at 0% 0%,
      rgba(34, 211, 238, 0.25),
      transparent 55%
    ),
    radial-gradient(
      circle at 100% 100%,
      rgba(163, 230, 53, 0.22),
      transparent 55%
    );
  opacity: 0;
  transition: opacity 260ms ease;
  mix-blend-mode: soft-light;
}

.meta-card h2 {
  margin: 0 0 6px;
  font-size: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.meta-card p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--color-text-muted);
}

.meta-card:hover::before {
  opacity: 0.9;
}

.section-panel {
  margin-top: 18px;
  border-radius: var(--radius-md);
  padding: 20px 22px;
  border: 1px solid rgba(31, 41, 55, 0.9);
  background: linear-gradient(
      135deg,
      rgba(15, 23, 42, 0.96),
      rgba(15, 23, 42, 0.98)
    ),
    radial-gradient(
      circle at 0 0,
      rgba(34, 211, 238, 0.16),
      transparent 55%
    );
  box-shadow: 0 26px 70px rgba(15, 23, 42, 0.96);
}

.section-header {
  max-width: 620px;
  margin-bottom: 18px;
}

.section-header--compact {
  margin-bottom: 6px;
}

.section-eyebrow {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent-cyan);
  margin: 0 0 4px;
}

.section-title {
  margin: 0 0 6px;
  font-size: 18px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section-subtitle {
  margin: 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--color-text-muted);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.process-step {
  border-radius: 16px;
  padding: 14px 16px 16px;
  background: radial-gradient(
      circle at 0% 0%,
      rgba(34, 211, 238, 0.16),
      transparent 55%
    ),
    radial-gradient(
      circle at 100% 100%,
      rgba(15, 23, 42, 1),
      rgba(15, 23, 42, 1)
    );
  border: 1px solid rgba(55, 65, 81, 0.9);
}

.process-step h3 {
  margin: 0 0 6px;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.process-step p {
  margin: 0 0 10px;
  font-size: 13px;
  color: var(--color-text-muted);
}

.process-step ul {
  margin: 0;
  padding-left: 16px;
  list-style: disc;
  color: rgba(156, 163, 175, 0.96);
  font-size: 12px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.stack-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.stack-column {
  border-radius: 16px;
  padding: 14px 16px 16px;
  background: linear-gradient(
    145deg,
    rgba(15, 23, 42, 0.96),
    rgba(15, 23, 42, 1)
  );
  border: 1px solid rgba(55, 65, 81, 0.96);
}

.stack-column h3 {
  margin: 0 0 6px;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.stack-column p {
  margin: 0 0 10px;
  font-size: 13px;
  color: var(--color-text-muted);
}

.stack-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 9px;
  border-radius: 999px;
  font-size: 11px;
  border: 1px solid rgba(148, 163, 184, 0.5);
  color: rgba(209, 213, 219, 0.96);
  background: radial-gradient(
    circle at 0 0,
    rgba(34, 211, 238, 0.16),
    rgba(15, 23, 42, 1)
  );
}

.note-section {
  background: linear-gradient(
      135deg,
      rgba(15, 23, 42, 0.98),
      rgba(15, 23, 42, 1)
    ),
    radial-gradient(
      circle at 0 0,
      rgba(34, 211, 238, 0.18),
      transparent 55%
    );
}

.highlights-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.highlight-card {
  border-radius: 16px;
  padding: 14px 16px 16px;
  background: radial-gradient(
      circle at 0 0,
      rgba(34, 211, 238, 0.16),
      transparent 55%
    ),
    radial-gradient(
      circle at 100% 100%,
      rgba(15, 23, 42, 1),
      rgba(15, 23, 42, 1)
    );
  border: 1px solid rgba(55, 65, 81, 0.9);
}

.highlight-card h3 {
  margin: 0 0 6px;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.highlight-card p {
  margin: 0;
  font-size: 13px;
  color: var(--color-text-muted);
}

.timeline-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.timeline-item {
  border-radius: 16px;
  padding: 14px 16px 16px;
  background: linear-gradient(
    145deg,
    rgba(15, 23, 42, 0.96),
    rgba(15, 23, 42, 1)
  );
  border: 1px solid rgba(55, 65, 81, 0.96);
}

.timeline-item h3 {
  margin: 0 0 6px;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.timeline-item p {
  margin: 0;
  font-size: 13px;
  color: var(--color-text-muted);
}

.contact-strip {
  margin-top: 8px;
  border-radius: var(--radius-md);
  padding: 14px 18px;
  border: 1px solid rgba(148, 163, 184, 0.45);
  background: linear-gradient(
    90deg,
    rgba(15, 23, 42, 0.96),
    rgba(15, 23, 42, 0.96)
  );
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.contact-content h2 {
  margin: 0 0 4px;
  font-size: 14px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.contact-content p {
  margin: 0;
  font-size: 13px;
  color: var(--color-text-muted);
}

.contact-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  text-align: right;
}

.contact-link {
  font-family: "Space Grotesk", system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  font-size: 13px;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.7);
  color: var(--color-accent-cyan);
  text-decoration: none;
  background: radial-gradient(
    circle at top left,
    rgba(34, 211, 238, 0.18),
    rgba(15, 23, 42, 0.95)
  );
  box-shadow: 0 10px 45px rgba(15, 23, 42, 0.96);
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease,
    transform 150ms ease;
}

.contact-link:hover {
  border-color: rgba(226, 232, 240, 0.95);
  transform: translateY(-1px);
  box-shadow: 0 14px 55px rgba(15, 23, 42, 1);
}

.contact-note {
  font-size: 11px;
  color: var(--color-text-muted);
}

.footer {
  margin-top: 24px;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(148, 163, 184, 0.85);
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: radial-gradient(
    circle at 30% 20%,
    var(--color-accent-cyan),
    var(--color-accent-lime)
  );
  box-shadow:
    0 0 12px rgba(34, 211, 238, 0.8),
    0 0 10px rgba(163, 230, 53, 0.6);
}

@media (max-width: 1040px) {
  .hero-panel {
    grid-template-columns: minmax(0, 1.1fr);
  }

  .glass-terminal {
    order: -1;
  }

  .hero {
    gap: 26px;
  }

  .process-grid,
  .stack-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 840px) {
  body {
    overflow: auto;
  }

  .page-shell {
    padding-inline: 18px;
    padding-bottom: 22px;
  }

  .hero {
    grid-template-rows: auto auto auto;
  }

  .hero-panel {
    padding: 20px;
  }

  .hero-actions {
    flex-wrap: wrap;
  }

  .meta-grid {
    grid-template-columns: 1fr;
  }

  .process-grid,
  .stack-grid {
    grid-template-columns: 1fr;
  }

  .highlights-grid,
  .timeline-grid {
    grid-template-columns: 1fr;
  }

  .contact-strip {
    flex-direction: column;
    align-items: flex-start;
  }

  .contact-actions {
    align-items: flex-start;
    text-align: left;
  }
}

@media (max-width: 640px) {
  .top-nav {
    gap: 10px;
  }

  .nav-links {
    display: none;
  }

  .hero-panel {
    border-radius: 22px;
  }

  .glass-terminal {
    border-radius: 18px;
  }
}