:root {
  --bg: #07070a;
  --panel: #11111a;
  --panel-2: #171726;
  --line: #2f2f47;
  --text: #f6f5ff;
  --text-dim: #c7c5db;
  --accent: #7df0ff;
  --accent-2: #ff8ad8;
  --ok: #9bffa8;
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Spectral", Georgia, serif;
  background: radial-gradient(circle at 12% 8%, rgba(125, 240, 255, 0.14), transparent 38%),
              radial-gradient(circle at 78% 18%, rgba(255, 138, 216, 0.1), transparent 32%),
              var(--bg);
  color: var(--text);
  line-height: 1.45;
}

.ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
  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: 42px 42px;
  mask-image: radial-gradient(circle at 30% 20%, black 10%, transparent 80%);
  z-index: -1;
}

.shell {
  width: min(1120px, calc(100% - 2.5rem));
  margin: 0 auto;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1.3rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: inherit;
}

.brand-mark {
  font-family: "Unbounded", sans-serif;
  font-size: 0.95rem;
  color: #0a0a0d;
  background: linear-gradient(145deg, var(--accent), var(--accent-2));
  border-radius: 0.4rem;
  padding: 0.25rem 0.45rem;
}

.brand-text {
  font-family: "Unbounded", sans-serif;
  letter-spacing: 0.02em;
  font-size: 0.95rem;
}

.top-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.top-nav a {
  color: var(--text-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 140ms ease, border-color 140ms ease;
}

.top-nav a:hover,
.top-nav a:focus-visible {
  color: var(--text);
  border-color: var(--accent);
}

.hero {
  padding: 4.2rem 0 2rem;
}

.eyebrow {
  font-family: "JetBrains Mono", monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.76rem;
  color: var(--accent);
  margin: 0 0 0.8rem;
}

h1,
h2,
h3 {
  font-family: "Unbounded", sans-serif;
  line-height: 1.1;
  margin: 0;
}

h1 {
  font-size: clamp(2rem, 4vw, 3.65rem);
  max-width: 14ch;
}

h2 {
  font-size: clamp(1.2rem, 2vw, 1.7rem);
}

h3 {
  font-size: 1.15rem;
}

.lead {
  margin: 1.2rem 0 0;
  max-width: 66ch;
  color: var(--text-dim);
  font-size: clamp(1rem, 1.8vw, 1.2rem);
}

.hero-actions {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  text-decoration: none;
  font-family: "Unbounded", sans-serif;
  font-size: 0.83rem;
  letter-spacing: 0.03em;
  border-radius: 0.5rem;
  border: 1px solid var(--line);
  padding: 0.8rem 1.1rem;
  transition: transform 120ms ease, box-shadow 120ms ease, border-color 120ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  border-color: var(--accent);
  box-shadow: 0 8px 16px rgba(125, 240, 255, 0.15);
}

.button-primary {
  color: #090910;
  background: linear-gradient(130deg, var(--accent), var(--accent-2));
  border-color: transparent;
}

.button-ghost {
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}

.cards {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1rem;
  margin: 1rem auto 3rem;
}

.card {
  grid-column: span 4;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 120%), var(--panel);
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  padding: 1.2rem;
  box-shadow: var(--shadow);
}

.card p {
  margin: 0.8rem 0 0;
  color: var(--text-dim);
}

.card-accent {
  background: linear-gradient(160deg, rgba(125, 240, 255, 0.16), rgba(255, 138, 216, 0.08)), var(--panel-2);
}

.split {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 1.25rem;
  margin-bottom: 3rem;
}

.link-list {
  list-style: none;
  margin: 0;
  padding: 1.1rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 0.8rem;
}

.link-list li + li {
  margin-top: 0.75rem;
}

.link-list a {
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid rgba(125, 240, 255, 0.26);
}

.link-list a:hover,
.link-list a:focus-visible {
  color: var(--accent);
}

.note-box {
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  padding: 1.15rem;
  background: var(--panel);
}

.note-box p {
  color: var(--text-dim);
}

.note-box a {
  color: var(--ok);
}

.inline-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
}

.mono {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.82rem;
  color: var(--text-dim);
}

.tiny-button {
  flex: 0 0 auto;
  border: 1px solid var(--line);
  border-radius: 0.45rem;
  padding: 0.45rem 0.65rem;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  cursor: pointer;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
}

.tiny-button:hover,
.tiny-button:focus-visible {
  border-color: var(--accent);
}

.site-footer {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.9rem;
  padding: 1.2rem 0 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: transform 360ms ease, opacity 360ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 920px) {
  .card {
    grid-column: span 6;
  }

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

@media (max-width: 620px) {
  .shell {
    width: min(1120px, calc(100% - 1.5rem));
  }

  .hero {
    padding-top: 2.6rem;
  }

  .card {
    grid-column: 1 / -1;
  }

  .top-nav {
    gap: 0.6rem;
  }
}