:root {
  color-scheme: dark;
  --void: #07080c;
  --plate: #12151c;
  --ink: #ece7dc;
  --dim: #b4aea2;
  --line: #2c313c;
  --signal: #348a14;
  --signal-deep: #10280a;
}

* { box-sizing: border-box; }

html { font-size: 100%; }

body {
  margin: 0 auto;
  max-width: 68rem;
  padding: 1.5rem 1.25rem 4rem;
  background:
    radial-gradient(ellipse 80% 40% at 10% -10%, #0c1a0c 0%, transparent 55%),
    var(--void);
  color: var(--ink);
  font-family: "Segoe UI", "Helvetica Neue", system-ui, sans-serif;
  line-height: 1.5;
}

a {
  color: var(--signal);
  text-underline-offset: 0.18em;
}

a:hover { color: #6fbf45; }

a:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
}

.plate {
  padding: 1.25rem 0 1.5rem;
  border-bottom: 1px solid var(--line);
}

.lamp-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: "Bahnschrift", "DIN Alternate", "Arial Narrow", "Nimbus Sans Narrow", sans-serif;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
}

.lamp {
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  background: #3a3f36;
  box-shadow: none;
}

.lamp.on {
  background: var(--signal);
  box-shadow: 0 0 0 0.28rem var(--signal-deep), 0 0 1.1rem var(--signal);
  animation: breathe 2.8s ease-in-out infinite;
}

.lamp-label { color: var(--signal); }

.who {
  margin-left: auto;
  color: var(--dim);
}

.fp {
  margin: 1.4rem 0 0.4rem;
  font-family: "Bahnschrift", "DIN Alternate", "Arial Narrow", "Nimbus Sans Narrow", sans-serif;
  font-size: clamp(1.35rem, 3.4vw, 2.6rem);
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1.15;
  color: var(--ink);
}

h1 {
  margin: 0.35rem 0 0.8rem;
  max-width: 16ch;
  font-family: "Bahnschrift", "DIN Alternate", "Arial Narrow", "Nimbus Sans Narrow", sans-serif;
  font-size: clamp(2.4rem, 6vw, 4.4rem);
  font-weight: 650;
  line-height: 0.95;
  letter-spacing: -0.03em;
}

.lede {
  max-width: 42rem;
  margin: 0;
  color: var(--dim);
  font-size: 1.08rem;
}

h2 {
  margin: 0 0 0.45rem;
  font-family: "Bahnschrift", "DIN Alternate", "Arial Narrow", "Nimbus Sans Narrow", sans-serif;
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--line);
}

.split p, .complaint p, .reads li, .note {
  color: var(--dim);
  font-size: 1.02rem;
}

.complaint {
  margin-top: 1.5rem;
  padding: 1.25rem 1.25rem 1.1rem;
  background: var(--plate);
  border-left: 4px solid var(--signal);
}

.mail {
  margin: 0.2rem 0 0.8rem;
  font-family: "Bahnschrift", "DIN Alternate", "Arial Narrow", "Nimbus Sans Narrow", sans-serif;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  line-height: 1.1;
}

.mail a { text-decoration-thickness: 2px; }

.reads { padding: 1.5rem 0; }

.reads ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.45rem 1.5rem;
}

.spec {
  padding-top: 0.4rem;
  border-top: 1px solid var(--line);
}

.spec dl {
  display: grid;
  grid-template-columns: 9rem 1fr;
  gap: 0.45rem 1rem;
  margin: 0.8rem 0 0;
}

.spec dt { color: var(--dim); }

.spec dd {
  margin: 0;
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}

.note { margin-top: 1.2rem; }

code { font: inherit; word-break: break-all; }

@keyframes breathe {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

@media (prefers-reduced-motion: reduce) {
  .lamp { animation: none; }
}

@media (max-width: 46rem) {
  .split, .reads ul { grid-template-columns: 1fr; }
  .spec dl { grid-template-columns: 1fr; }
  .spec dd { margin-bottom: 0.55rem; }
  .who { display: none; }
}