:root {
  --bg: #07111a;
  --bg-elevated: rgba(10, 21, 33, 0.82);
  --bg-panel: rgba(8, 18, 29, 0.94);
  --line: rgba(128, 255, 233, 0.15);
  --line-strong: rgba(128, 255, 233, 0.35);
  --text: #edf7f3;
  --muted: #92a8a4;
  --cyan: #8fffe1;
  --lime: #d8ff62;
  --amber: #ffc76a;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Space Mono", monospace;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 10%, rgba(0, 255, 204, 0.14), transparent 28%),
    radial-gradient(circle at 82% 18%, rgba(216, 255, 98, 0.12), transparent 22%),
    linear-gradient(180deg, #060d15 0%, #08131d 42%, #050a12 100%);
}

a {
  color: inherit;
  text-decoration: none;
}

code {
  color: var(--lime);
  font-family: inherit;
}

.backdrop {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.backdrop__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.68), transparent 92%);
}

.backdrop__glow {
  position: absolute;
  width: 32rem;
  height: 32rem;
  border-radius: 50%;
  filter: blur(48px);
  opacity: 0.55;
}

.backdrop__glow--left {
  top: -10rem;
  left: -6rem;
  background: rgba(0, 255, 214, 0.22);
}

.backdrop__glow--right {
  top: 12rem;
  right: -8rem;
  background: rgba(255, 199, 106, 0.14);
}

.topbar,
.shell,
.footer {
  position: relative;
  z-index: 1;
}

.topbar {
  width: min(var(--max-width), calc(100% - 2rem));
  margin: 1rem auto 0;
  padding: 1rem 1.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  background: rgba(4, 11, 18, 0.72);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.brand__mark {
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid var(--line-strong);
  border-radius: 0.9rem;
  background: linear-gradient(135deg, rgba(143, 255, 225, 0.16), rgba(216, 255, 98, 0.14));
  font-family: "Orbitron", sans-serif;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.brand__text {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.brand__text span:first-child,
h1,
h2,
h3 {
  font-family: "Orbitron", sans-serif;
}

.brand__sub,
.eyebrow,
.search-card__label,
.metric__label,
.panel__badge {
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.brand__sub {
  color: var(--muted);
  font-size: 0.72rem;
}

.topbar__nav {
  display: flex;
  gap: 1.1rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.topbar__nav a:hover,
.topbar__nav a:focus-visible {
  color: var(--cyan);
}

.shell {
  width: min(var(--max-width), calc(100% - 2rem));
  margin: 1.2rem auto 4rem;
}

.hero {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr;
  gap: 1.2rem;
  padding: 3.2rem 0 2rem;
}

.eyebrow {
  margin: 0 0 0.8rem;
  font-size: 0.72rem;
  color: var(--lime);
}

h1 {
  margin: 0;
  max-width: 12ch;
  font-size: clamp(2.8rem, 7vw, 5.4rem);
  line-height: 0.98;
  letter-spacing: -0.04em;
}

.hero__lede,
.section-head p,
.search-card p,
.footer__muted {
  color: var(--muted);
  line-height: 1.7;
}

.hero__lede {
  max-width: 62ch;
  margin: 1.25rem 0 0;
}

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.8rem;
}

.metric {
  min-width: 11rem;
  padding: 1rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--bg-elevated);
}

.metric__value {
  display: block;
  color: var(--cyan);
  font-family: "Orbitron", sans-serif;
  font-size: 1.35rem;
}

.metric__label {
  display: block;
  margin-top: 0.5rem;
  color: var(--muted);
  font-size: 0.68rem;
}

.hero__panel,
.results,
.searchbox,
.search-card,
.archive-card,
.panel {
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  background: var(--bg-panel);
  box-shadow: var(--shadow);
}

.hero__panel {
  padding: 1rem;
}

.panel--terminal {
  height: 100%;
}

.panel {
  padding: 1rem 1.1rem;
}

.panel__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.9rem;
}

.panel__badge {
  color: var(--bg);
  background: var(--lime);
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  font-size: 0.68rem;
}

.feed {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.85rem;
}

.feed li {
  display: grid;
  grid-template-columns: 4.4rem 1fr;
  gap: 0.8rem;
  padding-top: 0.85rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.feed li:first-child {
  padding-top: 0;
  border-top: 0;
}

.feed__time {
  color: var(--cyan);
}

.section-head {
  margin-bottom: 1.2rem;
}

h2 {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 3rem);
}

.search,
.nodes,
.archive {
  margin-top: 2rem;
}

.searchbox {
  padding: 1rem 1rem 1.1rem;
}

.searchbox__label {
  display: block;
  margin-bottom: 0.7rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.searchbox__row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.7rem;
}

.searchbox__input,
.searchbox__button,
.chip {
  font: inherit;
}

.searchbox__input {
  width: 100%;
  padding: 1rem 1.05rem;
  border: 1px solid rgba(143, 255, 225, 0.22);
  border-radius: 0.95rem;
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
  outline: none;
}

.searchbox__input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 4px rgba(143, 255, 225, 0.12);
}

.searchbox__button {
  padding: 0.95rem 1rem;
  border: 0;
  border-radius: 0.95rem;
  color: var(--bg);
  background: linear-gradient(135deg, var(--cyan), var(--lime));
  cursor: pointer;
}

.searchbox__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.9rem;
}

.chip {
  padding: 0.55rem 0.8rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
}

.chip:hover,
.chip:focus-visible,
.chip.is-active {
  color: var(--text);
  border-color: var(--line-strong);
  background: rgba(143, 255, 225, 0.12);
}

.searchbox__meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  margin-top: 0.9rem;
  font-size: 0.84rem;
  color: var(--muted);
}

.results {
  margin-top: 1rem;
}

.results__list {
  margin: 0;
  padding-left: 1.2rem;
  display: grid;
  gap: 0.7rem;
}

.results__list li {
  color: var(--muted);
}

.results__list a {
  color: var(--text);
}

.card-grid,
.archive-grid {
  display: grid;
  gap: 1rem;
}

.card-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.search-card {
  padding: 1.1rem;
  transition: transform 200ms ease, border-color 200ms ease, opacity 200ms ease;
}

.search-card:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
}

.search-card[hidden] {
  display: none;
}

.search-card__label {
  margin: 0 0 0.6rem;
  color: var(--amber);
  font-size: 0.67rem;
}

h3 {
  margin: 0 0 0.8rem;
  font-size: 1.2rem;
}

.facts {
  margin: 1rem 0 0;
  display: grid;
  gap: 0.55rem;
}

.facts div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 0.55rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.82rem;
}

.facts dt {
  color: var(--muted);
}

.facts dd {
  margin: 0;
  text-align: right;
}

.footer {
  width: min(var(--max-width), calc(100% - 2rem));
  margin: 0 auto 3rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  animation: reveal 700ms ease forwards;
}

.reveal--delay-1 {
  animation-delay: 90ms;
}

.reveal--delay-2 {
  animation-delay: 180ms;
}

.reveal--delay-3 {
  animation-delay: 270ms;
}

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

@media (max-width: 980px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .card-grid,
  .archive-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .topbar__nav {
    flex-wrap: wrap;
  }

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

  h1 {
    max-width: 10ch;
  }
}