:root {
  --black: #030604;
  --panel: #071009;
  --panel-hi: #0b170e;
  --green: #39ff6f;
  --green-dim: #0f6b2b;
  --green-dark: #0a3017;
  --amber: #ffbd2e;
  --cyan: #39dbe5;
  --red: #ff5263;
  --text: #c8d7c9;
  --muted: #53715a;
  --pixel: "Press Start 2P", monospace;
  --mono: "IBM Plex Mono", "Cascadia Mono", Consolas, monospace;
}

* { box-sizing: border-box; }
html { color-scheme: dark; scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--black);
  color: var(--text);
  font-family: var(--mono);
  background-image:
    linear-gradient(rgba(57,255,111,.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(57,255,111,.018) 1px, transparent 1px);
  background-size: 24px 24px;
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 20;
  pointer-events: none;
  background: repeating-linear-gradient(0deg, transparent 0 3px, rgba(0,0,0,.12) 3px 4px);
}
a { color: inherit; }
.skip-link { position: fixed; top: -4rem; left: 1rem; z-index: 30; padding: 12px; background: var(--green); color: var(--black); font: 10px var(--pixel); }
.skip-link:focus { top: 1rem; }
.masthead, main, footer { width: min(1160px, calc(100% - 32px)); margin-inline: auto; }

.masthead {
  height: 66px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 2px solid var(--green-dark);
}
.wordmark { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; font: 9px/1 var(--pixel); color: var(--green); }
.wordmark-mark { display: grid; place-items: center; width: 34px; height: 34px; background: var(--green); color: var(--black); box-shadow: 4px 4px 0 var(--green-dark); }
.station-id, .eyebrow, .legend, footer { font: 9px/1.5 var(--pixel); text-transform: uppercase; }
.station-id { display: flex; align-items: center; gap: 10px; color: var(--muted); }
.live-dot { width: 7px; height: 7px; background: var(--green); box-shadow: 0 0 8px var(--green); }

.hero { padding: 34px 0 28px; border-bottom: 2px solid var(--green-dark); }
.bootline {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 24px;
  padding: 8px 10px;
  border: 1px solid var(--green-dark);
  background: var(--panel);
  color: var(--muted);
  font: 9px/1 var(--mono);
  letter-spacing: .12em;
}
.boot-ok { color: var(--green); }
.hero-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(420px, 1.1fr); gap: 38px; align-items: stretch; }
.hero-copy { min-height: 250px; display: flex; flex-direction: column; justify-content: center; }
.eyebrow { margin: 0 0 22px; color: var(--amber); }
h1 {
  margin: 0;
  color: var(--green);
  font: clamp(2.9rem, 6.4vw, 5.8rem)/1.08 var(--pixel);
  letter-spacing: -.08em;
  text-shadow: 4px 4px 0 var(--green-dark);
}
.intro { max-width: 500px; margin: 28px 0 0; color: var(--muted); font-size: 13px; line-height: 1.65; }

.signal-panel { border: 2px solid var(--green-dim); background: var(--panel); padding: 12px; box-shadow: 6px 6px 0 var(--green-dark); }
.panel-label, .panel-readout { display: flex; justify-content: space-between; gap: 12px; color: var(--green); font: 8px/1.4 var(--pixel); }
.panel-readout { color: var(--muted); font-family: var(--mono); letter-spacing: .04em; }
.signal-screen {
  position: relative;
  height: 196px;
  margin: 12px 0;
  overflow: hidden;
  border: 1px solid var(--green-dark);
  background-color: #020b05;
  background-image:
    linear-gradient(rgba(57,255,111,.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(57,255,111,.09) 1px, transparent 1px);
  background-size: 20px 20px;
}
.signal-trace {
  position: absolute;
  inset: 18px 0 14px;
  background: var(--green);
  opacity: .88;
  clip-path: polygon(0 82%,4% 82%,4% 76%,8% 76%,8% 84%,13% 84%,13% 63%,17% 63%,17% 79%,22% 79%,22% 45%,25% 45%,25% 74%,30% 74%,30% 85%,35% 85%,35% 68%,39% 68%,39% 78%,44% 78%,44% 18%,47% 18%,47% 65%,52% 65%,52% 82%,58% 82%,58% 70%,63% 70%,63% 34%,66% 34%,66% 76%,72% 76%,72% 86%,77% 86%,77% 60%,81% 60%,81% 72%,86% 72%,86% 10%,89% 10%,89% 69%,94% 69%,94% 81%,100% 81%,100% 88%,0 88%);
  filter: drop-shadow(0 0 5px var(--green));
}
.signal-scan { position: absolute; inset: 0 auto 0 -12%; width: 12%; background: linear-gradient(90deg, transparent, rgba(57,219,229,.3)); border-right: 2px solid var(--cyan); animation: scan 4s steps(24) infinite; }
.scope { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 28px; border: 1px solid var(--green-dark); }
.scope div { display: flex; align-items: baseline; gap: 12px; min-width: 0; padding: 13px 16px; background: var(--panel); border-right: 1px solid var(--green-dark); }
.scope div:last-child { border-right: 0; }
.scope strong { color: var(--cyan); font: 13px/1 var(--pixel); }
.scope span { color: var(--muted); font: 8px/1 var(--pixel); text-transform: uppercase; }

.index { padding: 42px 0 62px; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 30px; }
h2 { margin: 0; color: var(--green); font: clamp(1.3rem, 2.5vw, 2rem)/1.2 var(--pixel); }
.legend { display: flex; gap: 16px; color: var(--muted); }
.legend span { display: flex; align-items: center; gap: 7px; }
.status-dot { display: inline-block; flex: 0 0 auto; width: 7px; height: 7px; background: var(--muted); }
.status-dot.is-live { background: var(--green); box-shadow: 0 0 6px var(--green); }
.status-dot.is-private { background: var(--amber); }
.status-dot.is-offline { background: var(--red); }

.service-group { display: grid; grid-template-columns: 166px 1fr; gap: 18px; padding: 18px 0 24px; border-top: 1px solid var(--green-dark); }
.group-label { margin: 4px 0 0; color: var(--amber); font: 8px/1.65 var(--pixel); text-transform: uppercase; }
.service-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.service-card {
  min-height: 118px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  padding: 14px;
  border: 1px solid var(--green-dark);
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
  box-shadow: 3px 3px 0 #061a0d;
}
.service-card:hover { border-color: var(--green); background: var(--panel-hi); color: var(--green); transform: translate(-1px,-1px); box-shadow: 5px 5px 0 var(--green-dark); }
.service-card:focus-visible { outline: 2px solid var(--amber); outline-offset: 2px; }
.card-top { display: flex; justify-content: space-between; gap: 10px; }
.service-card h3 { margin: 0; font: 9px/1.45 var(--pixel); text-transform: uppercase; }
.service-card p { margin: 7px 0 0; color: var(--muted); font-size: 11px; line-height: 1.4; }
.service-card:hover p, .service-card:hover .card-meta { color: #73a17d; }
.card-meta { display: flex; justify-content: space-between; gap: 8px; overflow: hidden; color: var(--muted); font: 8px/1.2 var(--mono); text-transform: uppercase; }
.card-meta span:last-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.service-card[aria-disabled="true"] { cursor: not-allowed; opacity: .55; }
.service-card[aria-disabled="true"]:hover { transform: none; border-color: var(--green-dark); background: var(--panel); color: var(--text); box-shadow: 3px 3px 0 #061a0d; }

footer { display: flex; justify-content: space-between; gap: 20px; padding: 22px 0 34px; border-top: 2px solid var(--green-dark); color: var(--muted); }
@keyframes scan { to { left: 100%; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .signal-scan { animation: none; left: 68%; } }
@media (max-width: 940px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy { min-height: 230px; }
  .service-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 680px) {
  .masthead, main, footer { width: min(100% - 22px, 1160px); }
  .station-id, .bootline span:nth-child(2) { display: none; }
  .hero { padding-top: 24px; }
  .bootline { margin-bottom: 18px; }
  .hero-copy { min-height: 185px; }
  h1 { font-size: clamp(2.4rem, 12vw, 4rem); }
  .signal-screen { height: 118px; }
  .scope { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .scope div { min-height: 66px; align-items: flex-start; flex-direction: column; gap: 8px; padding: 12px 9px; border-right: 1px solid var(--green-dark); }
  .scope div:last-child { border-right: 0; }
  .section-heading { align-items: flex-start; flex-direction: column; }
  .legend { flex-wrap: wrap; }
  .service-group { grid-template-columns: 1fr; }
  .service-list { grid-template-columns: 1fr; }
  .service-card { min-height: 104px; }
  footer { flex-direction: column; }
}