/* ==========================================================================
   NEXUS — home.css (index.html only)
   Hero, glitch title, telemetry strip, capabilities grid, build-log section
   ========================================================================== */

.hero {
  position: relative;
  padding: clamp(4rem, 12vw, 8rem) clamp(1.25rem, 5vw, 3.5rem) clamp(3rem, 8vw, 5rem);
  text-align: center;
  overflow: hidden;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(47, 217, 242, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(47, 217, 242, 0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse 60% 60% at 50% 20%, black, transparent);
  mask-image: radial-gradient(ellipse 60% 60% at 50% 20%, black, transparent);
  z-index: 0;
}

.hero > * { position: relative; z-index: 1; }

.hero-eyebrow {
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-bottom: 1.75rem;
}

.hero h1.glitch {
  font-size: clamp(3.5rem, 14vw, 8rem);
  font-weight: 700;
  color: var(--text);
  position: relative;
  letter-spacing: 0.02em;
}

.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  left: 0; right: 0;
  top: 0;
  opacity: 0;
}

.glitch::before {
  color: var(--cyan);
  animation: glitch-a 7s infinite;
}

.glitch::after {
  color: var(--glitch-pink);
  animation: glitch-b 7s infinite;
}

@keyframes glitch-a {
  0%, 92%, 100% { opacity: 0; transform: translate(0, 0); }
  93% { opacity: 0.8; transform: translate(-3px, 1px); }
  95% { opacity: 0.8; transform: translate(2px, -1px); }
  97% { opacity: 0; }
}

@keyframes glitch-b {
  0%, 91%, 100% { opacity: 0; transform: translate(0, 0); }
  92% { opacity: 0.7; transform: translate(3px, -1px); }
  94% { opacity: 0.7; transform: translate(-2px, 1px); }
  96% { opacity: 0; }
}

.hero-expansion {
  margin-top: 1.25rem;
  font-family: var(--font-display);
  color: var(--cyan);
  font-size: clamp(0.9rem, 2vw, 1.1rem);
  letter-spacing: 0.04em;
}

.hero-desc {
  max-width: 42ch;
  margin: 1.75rem auto 0;
  color: var(--text-dim);
  font-size: 1.02rem;
}

.hero-actions {
  margin-top: 2.5rem;
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ---------- telemetry strip ---------- */

.telemetry {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg-panel);
}

.telemetry-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.1rem clamp(1.25rem, 5vw, 3.5rem);
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2.5rem;
  justify-content: center;
}

.telem-item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  align-items: center;
}

.telem-label {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--text-faint);
  font-family: var(--font-display);
}

.telem-value {
  font-family: var(--font-display);
  font-size: 0.95rem;
  color: var(--text-dim);
}

.telem-standby { color: var(--cyan); }
.telem-active  { color: var(--cyan); }
.telem-offline { color: var(--text-faint); }

/* ---------- capabilities ---------- */

.capabilities {
  padding: clamp(4rem, 8vw, 6rem) clamp(1.25rem, 5vw, 3.5rem);
  max-width: 1200px;
  margin: 0 auto;
}

.capabilities h2 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  margin-bottom: 2.5rem;
  max-width: 20ch;
}

.cap-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.cap-panel {
  position: relative;
  background: var(--bg-panel);
  padding: 2rem 1.75rem;
}

.cap-panel h3 {
  font-size: 1.1rem;
  color: var(--cyan);
  margin-bottom: 0.85rem;
}

.cap-panel p {
  color: var(--text-dim);
  font-size: 0.92rem;
}

.cap-corner {
  position: absolute;
  width: 14px;
  height: 14px;
  border: 1px solid var(--cyan-dim);
  opacity: 0.7;
}

.cap-corner-tl { top: 10px; left: 10px; border-right: none; border-bottom: none; }
.cap-corner-br { bottom: 10px; right: 10px; border-left: none; border-top: none; }

/* ---------- build log ---------- */

.build-log {
  border-top: 1px solid var(--line);
  padding: clamp(3.5rem, 8vw, 6rem) clamp(1.25rem, 5vw, 3.5rem);
  background: var(--bg-panel-2);
}

.build-log-text {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

.build-log-text h2 {
  font-size: clamp(1.4rem, 2.6vw, 1.8rem);
  margin-bottom: 1.1rem;
}

.build-log-text p {
  color: var(--text-dim);
  font-size: 0.98rem;
}

@media (prefers-reduced-motion: reduce) {
  .glitch::before, .glitch::after { animation: none; opacity: 0; }
}