@font-face{
  font-family: "Unbounded";
  src: url("fonts/unbounded.woff2") format("woff2");
  font-weight: 500 900;
  font-style: normal;
  font-display: swap;
}
@font-face{
  font-family: "Archivo";
  src: url("fonts/archivo.woff2") format("woff2");
  font-weight: 400 700;
  font-style: normal;
  font-display: swap;
}
@font-face{
  font-family: "JetBrains Mono";
  src: url("fonts/jetbrains-mono.woff2") format("woff2");
  font-weight: 400 700;
  font-style: normal;
  font-display: swap;
}

:root{
  --ground: #0A0E13;
  --ground-grid: #0D131A;
  --panel: #10161E;
  --panel-raised: #161E28;
  --panel-hover: #1C2530;
  --line: #212C38;
  --line-strong: #2E3D4C;
  --ink: #E7EEF3;
  --ink-soft: #9AACBB;
  --ink-faint: #768898;
  --freq-1: #57E8CE;
  --freq-2: #F2B84B;
  --freq-3: #FF5C5C;
  --signal: #57E8CE;
  --signal-ink: #04231D;
  --signal-soft: #12312C;
  --signal-strong: #8FF5E1;
  --amber: #F2B84B;
  --amber-soft: #3A2C14;
  --focus: #57E8CE;
  color-scheme: dark;
}

*{ box-sizing: border-box; }
html{ background: var(--ground); }
body{
  margin:0;
  background:
    repeating-linear-gradient(0deg, transparent, transparent 39px, var(--ground-grid) 39px, var(--ground-grid) 40px),
    repeating-linear-gradient(90deg, transparent, transparent 39px, var(--ground-grid) 39px, var(--ground-grid) 40px),
    var(--ground);
  color: var(--ink);
  font-family: "Archivo", ui-sans-serif, system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  padding-inline: 20px;
}
a{ color: inherit; }
h1,h2{ text-wrap: balance; font-family: "Unbounded", ui-sans-serif, sans-serif; margin:0; }
.mono{ font-family: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace; }
::selection{ background: var(--signal); color: var(--signal-ink); }

.wrap{ max-width: 960px; margin-inline: auto; }

/* ---------- HUD header ---------- */
header.hud{
  position: sticky; top: env(safe-area-inset-top, 0px);
  z-index: 30;
  background: rgba(10,14,19,0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.hud-bar{
  max-width: 960px; margin-inline: auto;
  display:flex; align-items:center; gap:16px;
  padding-block: 13px;
  font-family: "JetBrains Mono";
}
.hud-id{ display:flex; align-items:center; gap:8px; font-weight:600; font-size:0.85rem; white-space:nowrap; }
.hud-id .led{ width:7px; height:7px; border-radius:50%; background: var(--signal);
  box-shadow: 0 0 8px 1px var(--signal); flex:none; }
.hud-nav{ display:flex; gap:2px; overflow-x:auto; scrollbar-width:none; flex:1; }
.hud-nav::-webkit-scrollbar{ display:none; }
.hud-nav a{
  text-decoration:none; white-space:nowrap; font-size: 0.74rem;
  color: var(--ink-faint); padding: 6px 9px; border-radius: 4px;
  letter-spacing: 0.04em;
}
.hud-nav a:hover{ background: var(--panel-raised); color: var(--signal-strong); }
.hud-clock{ font-size:0.78rem; color: var(--ink-soft); white-space:nowrap; font-variant-numeric: tabular-nums; }
.hud-star{
  display:flex; align-items:center; gap:6px; text-decoration:none;
  font-size:0.76rem; font-weight:600; padding: 7px 11px; border-radius: 5px;
  border: 1px solid var(--line-strong); white-space:nowrap; color: var(--ink-soft);
}
.hud-star:hover{ border-color: var(--signal); color: var(--signal-strong); }

/* ---------- hero ---------- */
.hero{ padding-block: 58px 36px; position:relative; }
.scan{
  position:absolute; inset: -20px -20px auto -20px; height: 320px;
  background: conic-gradient(from 0deg, transparent 0deg, rgba(87,232,206,0.14) 40deg, transparent 90deg);
  opacity: 0.5; pointer-events:none; z-index:-1;
  animation: sweep 7s linear infinite;
  transform-origin: 20% 20%;
  will-change: transform;
}
@media (prefers-reduced-motion: reduce){ .scan{ animation:none; opacity:0.25; } }
@keyframes sweep{ to{ transform: rotate(360deg); } }

.eyebrow{
  font-family:"JetBrains Mono"; font-size:0.76rem; letter-spacing:0.1em;
  color: var(--signal); display:flex; align-items:center; gap:10px; margin-bottom:20px;
}
.eyebrow::before{ content:"//"; color: var(--ink-faint); }

.hero h1{
  font-size: clamp(2.1rem, 5.6vw, 3.6rem);
  font-weight: 800; line-height: 1.05; letter-spacing: -0.01em;
}
.hero h1 .hl{ color: var(--signal); }

.hero p.lede{
  max-width: 56ch; margin-top: 22px; font-size: 1.05rem; color: var(--ink-soft);
}

.telemetry{
  display:flex; gap:0; margin-top: 34px; flex-wrap:wrap;
  border: 1px solid var(--line); border-radius: 10px; overflow:hidden;
}
.telemetry div{
  font-family:"JetBrains Mono"; padding: 14px 20px; flex:1; min-width:140px;
  border-right: 1px solid var(--line); background: var(--panel);
}
.telemetry div:last-child{ border-right:0; }
.telemetry .n{ font-size:1.4rem; font-weight:700; color: var(--signal-strong); display:block; font-variant-numeric: tabular-nums; }
.telemetry .l{ font-size:0.68rem; color: var(--ink-faint); text-transform:uppercase; letter-spacing:0.07em; }

.hero-ctas{ display:flex; gap:12px; margin-top: 28px; flex-wrap: wrap; }
.btn{
  font-family:"JetBrains Mono"; font-size:0.82rem; font-weight:600;
  text-decoration:none; padding: 12px 18px; border-radius: 7px;
  border: 1px solid var(--line-strong); color: var(--ink);
}
.btn.primary{ background: var(--signal); border-color: var(--signal); color: var(--signal-ink); }
.btn.primary:hover{ background: var(--signal-strong); border-color: var(--signal-strong); }
.btn.ghost:hover{ border-color: var(--signal); color: var(--signal-strong); }

/* ---------- query bar ---------- */
.query{
  margin-top: 40px; display:flex; align-items:center; gap:10px;
  border: 1px solid var(--line-strong); border-radius: 8px;
  padding: 13px 16px; background: var(--panel);
  font-family:"JetBrains Mono";
}
.query .prompt{ color: var(--signal); font-weight:700; }
.query input{
  border:0; background:transparent; outline:0; width:100%;
  font-family:"JetBrains Mono"; font-size:0.95rem; color: var(--ink);
}
.query input::placeholder{ color: var(--ink-faint); }
.query .caret{ width:8px; height:1.1em; background: var(--signal); animation: blink 1s step-end infinite; flex:none; }
@keyframes blink{ 50%{ opacity:0; } }
@media (prefers-reduced-motion: reduce){ .query .caret{ animation:none; } }
.query-status{
  font-family:"JetBrains Mono"; font-size:0.74rem; color: var(--ink-faint); margin-top:9px;
  min-height: 1.2em;
}

/* ---------- sectors ---------- */
.sector{ margin-top: 54px; scroll-margin-top: 76px; }
.sector-head{ margin-bottom: 6px; }
.sector-index{
  display:flex; gap:4px; margin-bottom:10px;
}
.sector-index span{ height:3px; flex:1; background: var(--line); border-radius:2px; }
.sector-index span.on{ background: var(--signal); }
.sector-title-row{ display:flex; align-items:baseline; gap:12px; border-bottom:1px solid var(--line-strong); padding-bottom:10px; }
.sector-no{ font-family:"JetBrains Mono"; font-size:0.76rem; color: var(--amber); letter-spacing:0.06em; }
.sector-title-row h2{ font-size:1.28rem; font-weight:700; }
.sector-count{ margin-left:auto; font-family:"JetBrains Mono"; font-size:0.74rem; color: var(--ink-faint); font-variant-numeric: tabular-nums; }

.row{
  display:grid; grid-template-columns: minmax(150px,220px) 1fr auto;
  gap:18px; align-items:center; padding-block:15px; padding-left: 12px;
  border-bottom:1px solid var(--line);
  border-left: 2px solid transparent;
  position: relative;
  transition: border-left-color 0.3s ease;
}
.row:last-child{ border-bottom:0; }
.row:hover{ background: var(--panel-raised); margin-inline:-14px; padding-inline:26px 14px; border-radius:8px; }

.row.freq-1{ border-left-color: var(--freq-1); }
.row.freq-2{ border-left-color: var(--freq-2); }
.row.freq-3{
  border-left-color: var(--freq-3);
  box-shadow: -1px 0 8px -2px var(--freq-3);
  animation: freq-pulse 2.4s ease-in-out infinite;
}
@keyframes freq-pulse{ 50%{ border-left-color: color-mix(in srgb, var(--freq-3) 60%, transparent); } }
@media (prefers-reduced-motion: reduce){ .row.freq-3{ animation: none; } }

.row.just-logged{ animation: logged-flash 0.6s ease-out; }
@keyframes logged-flash{
  0%{ background: var(--signal-soft); border-left-color: var(--signal); }
  100%{ background: transparent; }
}
@media (prefers-reduced-motion: reduce){ .row.just-logged{ animation: none; background: var(--signal-soft); } }

.row .name{ display:flex; align-items:center; gap:8px; }
.row .name a{
  font-family:"JetBrains Mono"; font-weight:600; font-size:0.93rem;
  text-decoration:none; border-bottom:1px solid var(--line-strong);
}
.row .name a:hover{ border-color: var(--signal); color: var(--signal-strong); }
.row .desc{ color: var(--ink-soft); font-size:0.92rem; }

.access-count{
  font-family:"JetBrains Mono"; font-size:0.64rem; font-weight:600;
  padding: 1px 5px; border-radius: 3px; letter-spacing:0.02em;
  background: var(--panel-hover); color: var(--ink-faint); white-space:nowrap;
}
.row.freq-1 .access-count{ color: var(--freq-1); }
.row.freq-2 .access-count{ color: var(--freq-2); }
.row.freq-3 .access-count{ color: var(--freq-3); font-weight:700; }

.signal-tag{ display:flex; align-items:center; gap:8px; justify-content:flex-end; min-width:150px; }
.bars{ display:flex; align-items:flex-end; gap:2px; height:14px; }
.bars i{ width:3px; background: var(--line-strong); border-radius:1px; display:block; }
.bars i:nth-child(1){ height:35%; } .bars i:nth-child(2){ height:55%; }
.bars i:nth-child(3){ height:75%; } .bars i:nth-child(4){ height:100%; }
.bars.full i{ background: var(--signal); }
.signal-label{ font-family:"JetBrains Mono"; font-size:0.66rem; letter-spacing:0.04em; color: var(--ink-faint); white-space:nowrap; }
.signal-tag.full .signal-label{ color: var(--signal-strong); }

@media (max-width: 640px){
  .row{ grid-template-columns: 1fr; gap:8px; }
  .signal-tag{ justify-content:flex-start; }
  .hud-nav{ display:none; }
  .telemetry div{ flex: 1 1 45%; }
}

[hidden]{ display:none !important; }

.visually-hidden{
  position:absolute; width:1px; height:1px; padding:0; margin:-1px;
  overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0;
}

.konami-toast{
  position:fixed; left:50%; bottom:28px; transform:translate(-50%, 12px);
  background: var(--panel-raised); border:1px solid var(--signal);
  color: var(--signal-strong); font-size:0.82rem; font-weight:600;
  padding:12px 20px; border-radius:8px; letter-spacing:0.02em;
  box-shadow:0 8px 24px -6px rgba(87,232,206,0.35);
  opacity:0; transition: opacity 0.3s ease, transform 0.3s ease;
  z-index:100; pointer-events:none;
}
.konami-toast.show{ opacity:1; transform:translate(-50%, 0); }
@media (prefers-reduced-motion: reduce){ .konami-toast{ transition:none; } }

footer{
  margin-top:72px; padding-block:40px 48px; border-top:1px solid var(--line);
  display:flex; flex-wrap:wrap; gap:24px; justify-content:space-between;
  font-family:"JetBrains Mono";
}
footer .col h3{ font-size:0.72rem; text-transform:uppercase; letter-spacing:0.08em; color: var(--ink-faint); font-weight:500; margin-bottom:10px; }
footer .col a{ display:block; text-decoration:none; color: var(--ink-soft); font-size:0.85rem; padding-block:3px; }
footer .col a:hover{ color: var(--signal-strong); }
footer .tail{ width:100%; margin-top:20px; font-size:0.74rem; color: var(--ink-faint); }

a:focus-visible, input:focus-visible{ outline:2px solid var(--focus); outline-offset:2px; border-radius:4px; }