/* TCB Events — splash page
   Fonts: Space Grotesk (display/body) + JetBrains Mono (technical labels) */

:root {
  --bg:     #161513;
  --ink:    #efece6;
  --sub:    #b4afa6;
  --muted:  #8f8a80;
  --muted2: #6f6a62;
  --accent: #efa94b;
  --hair:   rgba(255, 255, 255, 0.10);
  --hair-2: rgba(255, 255, 255, 0.06);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); }
a { color: inherit; text-decoration: none; }

body {
  font-family: 'Space Grotesk', 'Helvetica Neue', Arial, sans-serif;
  color: var(--ink);
}

@keyframes tcb-radar { to { transform: rotate(360deg); } }
@keyframes tcb-blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.2; } }

/* ---- Stage -------------------------------------------------------------- */
.stage {
  position: relative;
  min-height: 100vh;
  width: 100%;
  overflow: hidden;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  padding: clamp(26px, 4vw, 54px);
  gap: clamp(24px, 4vh, 40px);
}

/* ---- Radar (ambient control-room motif) --------------------------------- */
.radar {
  position: absolute;
  right: clamp(-220px, -12vw, -120px);
  top: 50%;
  transform: translateY(-50%);
  width: min(64vw, 640px);
  height: min(64vw, 640px);
  pointer-events: none;
  opacity: 0.6;
}
.radar__rings {
  position: absolute; inset: 0; border-radius: 50%;
  background: repeating-radial-gradient(circle at center, transparent 0 48px, rgba(255,255,255,0.05) 48px 49px);
}
.radar__v { position: absolute; left: 50%; top: 0; bottom: 0; width: 1px; background: rgba(255,255,255,0.05); transform: translateX(-0.5px); }
.radar__h { position: absolute; top: 50%; left: 0; right: 0; height: 1px; background: rgba(255,255,255,0.05); transform: translateY(-0.5px); }
.radar__sweep {
  position: absolute; inset: 0; border-radius: 50%;
  background: conic-gradient(from 0deg, rgba(239,169,75,0) 0deg, rgba(239,169,75,0) 296deg, rgba(239,169,75,0.24) 358deg, rgba(239,169,75,0) 360deg);
  animation: tcb-radar 7s linear infinite;
}
.radar__dot {
  position: absolute; left: 50%; top: 50%;
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent); transform: translate(-50%, -50%);
  box-shadow: 0 0 14px 2px var(--accent);
}

/* ---- Header ------------------------------------------------------------- */
.row {
  position: relative; z-index: 2;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; flex-wrap: wrap;
}
.brand { display: flex; align-items: baseline; gap: 9px; }
.brand__tcb { font-weight: 700; font-size: 21px; letter-spacing: 0.04em; }
.brand__dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--accent); align-self: center;
  animation: tcb-blink 2.4s ease-in-out infinite;
}
.brand__sub { font-size: 21px; font-weight: 300; color: var(--muted); letter-spacing: 0.02em; }

.status {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11.5px; letter-spacing: 0.08em; color: var(--muted);
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
}
.status__op    { color: var(--accent); }
.status__sep   { opacity: 0.4; }
.status__clock { color: var(--ink); }

/* ---- Main statement ----------------------------------------------------- */
.main {
  position: relative; z-index: 2; flex: 1;
  display: flex; flex-direction: column; justify-content: center;
  gap: clamp(20px, 3vh, 30px); max-width: 760px;
}
.eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--muted);
  display: flex; align-items: center; gap: 11px;
}
.eyebrow__tick { width: 18px; height: 1px; background: var(--accent); }
.headline {
  margin: 0;
  font-size: clamp(38px, 5.4vw, 74px); line-height: 1.02;
  font-weight: 600; letter-spacing: -0.02em; text-wrap: balance;
}
.headline em { font-style: normal; color: var(--accent); }
.lede {
  margin: 0; max-width: 548px;
  font-size: clamp(15px, 1.4vw, 18px); line-height: 1.55; color: var(--sub);
}

/* ---- Systems board + contact ------------------------------------------- */
.board {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: minmax(0, 1fr) auto;
  gap: clamp(28px, 5vw, 72px); align-items: end;
  border-top: 1px solid var(--hair);
  padding-top: clamp(22px, 3vh, 30px);
}

.systems { display: flex; flex-direction: column; gap: 13px; min-width: 0; }
.mono-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--muted2);
}
.sys {
  display: grid; grid-template-columns: 14px minmax(0, 1fr) auto;
  align-items: center; gap: 14px; padding: 7px 0;
}
.sys--line { border-bottom: 1px solid var(--hair-2); }
.sys__dot  { width: 7px; height: 7px; border-radius: 50%; }
.dot-green { background: #5fc98a; box-shadow: 0 0 8px 0 #5fc98a; }
.dot-amber { background: #efa94b; box-shadow: 0 0 8px 0 #efa94b; }
.dot-dim   { background: var(--muted2); }
.sys__name { min-width: 0; }
.sys__name b    { font-weight: 500; font-size: 15px; }
.sys__name span { color: var(--muted); font-size: 14px; }
.sys__status {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10.5px; letter-spacing: 0.14em;
}
.st-green { color: #5fc98a; }
.st-amber { color: #efa94b; }
.st-dim   { color: var(--muted); }

.contact {
  display: flex; flex-direction: column; gap: 15px;
  width: clamp(280px, 32vw, 372px); align-items: flex-start;
}
.contact__copy {
  font-size: 13px; line-height: 1.5; color: var(--muted);
  max-width: 300px; text-wrap: pretty;
}
.contact__btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--accent); color: #161513;
  padding: 12px 18px; border-radius: 8px;
  font-weight: 600; font-size: 15px; letter-spacing: -0.005em;
}
.contact__btn .arrow { font-size: 17px; line-height: 1; }

/* ---- Footer ------------------------------------------------------------- */
.footer {
  position: relative; z-index: 2;
  display: flex; align-items: center; justify-content: space-between;
  gap: 18px; flex-wrap: wrap;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px; letter-spacing: 0.06em; color: var(--muted2);
}