:root {
  --bg: #07090d;
  --bg-soft: #0d1118;
  --card: #11161f;
  --card-edge: #1c2533;
  --ink: #e6edf3;
  --muted: #8b97a7;
  --dim: #5a6575;
  --accent: #36f1a3;
  --accent-2: #4c9bff;
  --warn: #ffb454;
  --bad: #ff5c7a;
  --good: #36f1a3;
  --mono: "SF Mono", "JetBrains Mono", "Fira Code", ui-monospace, Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(1200px 600px at 70% -10%, rgba(54, 241, 163, 0.08), transparent 60%),
    radial-gradient(900px 500px at 10% 10%, rgba(76, 155, 255, 0.07), transparent 55%),
    var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

/* Subtle CRT scanlines overlay */
.scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  background: repeating-linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.015) 0px,
    rgba(255, 255, 255, 0.015) 1px,
    transparent 1px,
    transparent 3px
  );
  mix-blend-mode: overlay;
}

a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Hero ---------- */
.hero {
  padding: clamp(2.5rem, 8vw, 6rem) 1.25rem 2rem;
  max-width: 1560px;
  margin: 0 auto;
}
.kicker {
  font-family: var(--mono);
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.78rem;
  margin: 0 0 0.6rem;
  opacity: 0.9;
}
.hero h1 {
  font-size: clamp(2.2rem, 6vw, 4.2rem);
  line-height: 1.02;
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
  font-weight: 800;
}
.hero h1 .accent {
  background: linear-gradient(100deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.lede {
  color: var(--muted);
  max-width: 60ch;
  font-size: 1.05rem;
  margin: 0 0 2rem;
}

.hero-ips {
  display: grid;
  grid-template-columns: repeat(4, 1fr); /* 4 tiles side by side */
  gap: 0.9rem;
  width: 100%; /* stretch evenly across the full hero/grid width */
}
@media (max-width: 860px) {
  .hero-ips { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 460px) {
  .hero-ips { grid-template-columns: 1fr; }
}
.hero-ip {
  background: linear-gradient(180deg, rgba(54, 241, 163, 0.06), transparent), var(--card);
  border: 1px solid var(--card-edge);
  border-radius: 14px;
  padding: 1rem 1.1rem;
}
.hero-ip-label {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 0.35rem;
}
.hero-ip-value {
  font-family: var(--mono);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--ink);
  word-break: break-all;
}

/* ---------- Data-collection notice ---------- */
.report-notice {
  background: rgba(255, 92, 122, 0.07);
  border: 1px solid rgba(255, 92, 122, 0.38);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  margin-top: 1.5rem;
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--muted);
}
.report-notice:empty { display: none; }
.report-notice .notice-lead {
  margin: 0 0 .5rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--bad);
}
.report-notice .notice-body { margin: 0 0 .6rem; }
.report-notice .notice-link {
  display: block;
  font-family: var(--mono);
  font-size: .82rem;
  word-break: break-all;
  color: var(--accent);
  margin: .3rem 0 .5rem;
}
.report-notice .notice-sub {
  margin: 0;
  font-size: .78rem;
  color: var(--dim);
}

/* ---------- Grid ---------- */
.grid {
  max-width: 1560px;
  margin: 0 auto;
  padding: 1rem 1.25rem 4rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr); /* 4-column dashboard */
  gap: 1.1rem;
  align-items: start;
}

.card {
  background: var(--card);
  border: 1px solid var(--card-edge);
  border-radius: 16px;
  overflow: hidden;
  position: relative;
  transition: transform 0.18s ease, border-color 0.18s ease;
  animation: rise 0.5s ease backwards;
}
.card:hover { transform: translateY(-2px); border-color: #2a384d; }
.card.span-2 { grid-column: span 2; }

@keyframes rise {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.card-head {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.95rem 1.1rem;
  border-bottom: 1px solid var(--card-edge);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent);
}
.card-head .icon { font-size: 1.05rem; filter: saturate(1.2); }
.card-head h2 {
  font-size: 0.95rem;
  margin: 0;
  font-weight: 700;
  letter-spacing: 0.01em;
}
.card-head .tag {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--dim);
  border: 1px solid var(--card-edge);
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
}
.tag.server { color: var(--accent-2); border-color: rgba(76, 155, 255, 0.35); }
.tag.client { color: var(--accent); border-color: rgba(54, 241, 163, 0.35); }

.card-body { padding: 0.4rem 1.1rem 1rem; }

/* key/value rows */
.row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.5rem 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.05);
  font-size: 0.9rem;
}
.row:last-child { border-bottom: none; }
.row .k { color: var(--muted); flex: 0 0 auto; }
.row .v {
  font-family: var(--mono);
  color: var(--ink);
  text-align: right;
  word-break: break-word;
  max-width: 62%;
}
.row .v.full { max-width: 100%; }
.v.good { color: var(--good); }
.v.warn { color: var(--warn); }
.v.bad { color: var(--bad); }
.v.dim { color: var(--dim); }

.pill {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.72rem;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  border: 1px solid var(--card-edge);
  margin: 0.15rem 0.15rem 0 0;
}
.pill.on { color: var(--good); border-color: rgba(54, 241, 163, 0.4); background: rgba(54, 241, 163, 0.07); }
.pill.off { color: var(--dim); }
.pill.warn { color: var(--warn); border-color: rgba(255, 180, 84, 0.4); }
.pill.bad { color: var(--bad); border-color: rgba(255, 92, 122, 0.4); }

pre.block {
  font-family: var(--mono);
  font-size: 0.76rem;
  background: var(--bg-soft);
  border: 1px solid var(--card-edge);
  border-radius: 10px;
  padding: 0.7rem 0.8rem;
  margin: 0.4rem 0 0;
  max-height: 260px;
  overflow: auto;
  color: var(--muted);
  white-space: pre-wrap;
  word-break: break-word;
}

.map-wrap { margin-top: 0.6rem; border-radius: 12px; overflow: hidden; border: 1px solid var(--card-edge); }
.map-wrap iframe { display: block; width: 100%; height: 220px; border: 0; filter: grayscale(0.2) contrast(1.05); }

.note {
  font-size: 0.78rem;
  color: var(--dim);
  margin: 0.6rem 0 0;
  font-style: italic;
}

button.btn {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--bg);
  background: var(--accent);
  border: none;
  padding: 0.55rem 0.9rem;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 700;
  transition: filter 0.15s ease;
}
button.btn:hover { filter: brightness(1.1); }
button.btn.ghost { background: transparent; color: var(--accent); border: 1px solid rgba(54, 241, 163, 0.4); }

.canvas-thumb {
  margin-top: 0.5rem;
  border: 1px solid var(--card-edge);
  border-radius: 8px;
  image-rendering: pixelated;
  width: 100%;
  max-width: 240px;
  background: #fff;
}

.spinner {
  display: inline-block;
  width: 14px; height: 14px;
  border: 2px solid var(--card-edge);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  vertical-align: -2px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Footer ---------- */
.footer {
  max-width: 1560px;
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
  color: var(--dim);
  font-size: 0.85rem;
  border-top: 1px solid var(--card-edge);
}
.footer-meta { font-family: var(--mono); font-size: 0.72rem; opacity: 0.6; }

/* Responsive column count: 4 → 3 → 2 → 1 */
@media (max-width: 1300px) {
  .grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 960px) {
  .grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .grid { grid-template-columns: 1fr; }
  .card.span-2 { grid-column: span 1; }
  .row { flex-direction: column; gap: 0.15rem; }
  .row .v { text-align: left; max-width: 100%; }
}