/* Protoverse — layout: single 1120px column on a night-sky ground; the hero is a canvas sky chart
   where every point is a real service. Dark-first, with a "daybreak" light theme. */
:root {
  --sky: #0B1026;
  --sky-2: #121A38;
  --line: #26305A;
  --ink: #E9ECF8;
  --ink-2: #9BA4C6;
  --star: #B7C4FF;
  --star-ink: #0B1026;      /* text on a --star button */
  --ok: #63D69E;
  --warn: #F2B657;
  --bad: #F07A6A;
  --muted: #5D678C;
  --glow: rgba(183, 196, 255, 0.18);

  --display: "Bricolage Grotesque", "Avenir Next", "Segoe UI", system-ui, sans-serif;
  --body: "Instrument Sans", "Helvetica Neue", Arial, system-ui, sans-serif;
  --mono: "JetBrains Mono", "SFMono-Regular", Menlo, Consolas, monospace;

  --measure: 62ch;
  --gutter: clamp(16px, 4vw, 24px);
  --radius: 10px;
  color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --sky: #F6F7FB; --sky-2: #FFFFFF; --line: #DCE0EE; --ink: #151A33; --ink-2: #5B6485;
    --star: #3D55D6; --star-ink: #FFFFFF; --ok: #1E9E62; --warn: #B7790C; --bad: #C63F2F;
    --muted: #9AA2BF; --glow: rgba(61, 85, 214, 0.12); color-scheme: light;
  }
}
:root[data-theme="light"] {
  --sky: #F6F7FB; --sky-2: #FFFFFF; --line: #DCE0EE; --ink: #151A33; --ink-2: #5B6485;
  --star: #3D55D6; --star-ink: #FFFFFF; --ok: #1E9E62; --warn: #B7790C; --bad: #C63F2F;
  --muted: #9AA2BF; --glow: rgba(61, 85, 214, 0.12); color-scheme: light;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--sky);
  color: var(--ink);
  font: 400 16px/1.55 var(--body);
  font-feature-settings: "ss01";
}
a { color: var(--star); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
:focus-visible { outline: 2px solid var(--star); outline-offset: 3px; border-radius: 4px; }
code, .mono { font-family: var(--mono); font-size: 0.92em; font-variant-numeric: tabular-nums; }
h1, h2, h3 { font-family: var(--display); letter-spacing: -0.01em; text-wrap: balance; margin: 0; }
p { margin: 0; max-width: var(--measure); }
img, canvas, svg { max-width: 100%; }
[hidden] { display: none !important; }

.wrap { max-width: 1120px; margin-inline: auto; padding-inline: var(--gutter); }

/* ---------- nav ---------- */
.nav { display: flex; align-items: center; gap: 28px; padding-block: 18px; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-family: var(--display); font-weight: 800; font-size: 20px; letter-spacing: -0.02em; }
.brand:hover { text-decoration: none; }
.brand svg { width: 26px; height: 26px; }
.nav-links { display: flex; gap: 22px; margin-left: auto; font-size: 15px; font-weight: 500; }
.nav-links a { color: var(--ink-2); }
.nav-links a:hover { color: var(--ink); text-decoration: none; }
@media (max-width: 640px) { .nav-links { gap: 14px; font-size: 14px; flex-wrap: wrap; justify-content: flex-end; } }

/* ---------- hero ---------- */
.hero { position: relative; padding-block: 56px 32px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 40px; align-items: center; }
@media (max-width: 860px) { .hero-grid { grid-template-columns: 1fr; gap: 28px; } }
.eyebrow { font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-2); display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center; }
.eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 4px color-mix(in srgb, var(--ok) 25%, transparent); display: inline-block; }
.hero h1 { font-size: clamp(40px, 6.4vw, 72px); line-height: 1.0; font-weight: 800; letter-spacing: -0.035em; margin-top: 16px; }
.hero .lede { font-size: clamp(17px, 1.8vw, 19px); color: var(--ink-2); margin-top: 20px; }
.hero .lede strong { color: var(--ink); font-weight: 500; }

.sky-chart { position: relative; aspect-ratio: 5 / 4; max-width: 100%; border: 1px solid var(--line); border-radius: 14px; background: radial-gradient(120% 90% at 70% 20%, var(--glow), transparent 60%), var(--sky-2); overflow: hidden; }
.sky-chart canvas { display: block; width: 100%; height: 100%; }
.sky-chart .cap { position: absolute; left: 0; right: 0; bottom: 0; padding: 22px 14px 12px; background: linear-gradient(transparent, var(--sky-2) 55%); font-size: 12px; color: var(--ink-2); display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.sky-chart .tip { position: absolute; pointer-events: none; background: var(--sky); border: 1px solid var(--line); color: var(--ink); font: 12px/1.4 var(--mono); padding: 6px 8px; border-radius: 6px; white-space: nowrap; transform: translate(-50%, -130%); }
.legend { display: inline-flex; gap: 12px; }
.legend i { display: inline-flex; align-items: center; gap: 5px; font-style: normal; }
.legend i::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--c); }
.legend i.ok { --c: var(--ok); } .legend i.warn { --c: var(--warn); } .legend i.bad { --c: var(--bad); } .legend i.idle { --c: var(--muted); } .legend i.none { --c: var(--muted); }
.status.none { --c: var(--muted); }

/* ---------- forms / buttons ---------- */
.signup { display: flex; gap: 10px; margin-top: 28px; max-width: 520px; }
.signup input { flex: 1 1 auto; min-width: 0; background: var(--sky-2); border: 1px solid var(--line); color: var(--ink); border-radius: var(--radius); padding: 12px 14px; font: 15px var(--mono); }
.signup input::placeholder { color: var(--muted); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 1px solid var(--star); background: var(--star); color: var(--star-ink); font: 600 15px var(--body); padding: 12px 18px; border-radius: var(--radius); cursor: pointer; white-space: nowrap; }
.btn:hover { filter: brightness(1.08); text-decoration: none; }
.btn.ghost { background: transparent; color: var(--star); }
.help { font-size: 13px; color: var(--ink-2); margin-top: 10px; }
.toast { font-size: 14px; color: var(--ok); margin-top: 10px; }
@media (max-width: 520px) { .signup { flex-direction: column; } }

/* ---------- stats ---------- */
.stats { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 36px; max-width: 520px; }
@media (max-width: 560px) { .stats { grid-template-columns: 1fr; } }
.stat { background: var(--sky-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px 12px; display: grid; gap: 4px; min-width: 0; }
.stat .k { font-size: 12px; color: var(--ink-2); letter-spacing: 0.02em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.stat .v { font-family: var(--display); font-weight: 700; font-size: 30px; letter-spacing: -0.03em; line-height: 1.1; font-variant-numeric: tabular-nums; }
.stat .d { font-family: var(--mono); font-size: 12px; color: var(--ink-2); display: flex; justify-content: space-between; align-items: end; gap: 8px; white-space: nowrap; }
.stat .d.up { color: var(--ok); }
.spark { width: 64px; height: 20px; flex: 0 0 auto; }
.spark path { fill: none; stroke: var(--star); stroke-width: 1.5; stroke-linejoin: round; }
.spark .fill { fill: var(--star); opacity: 0.12; stroke: none; }
.spark circle { fill: var(--star); }

/* ---------- sections ---------- */
.section { padding-block: 48px; border-top: 1px solid var(--line); }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 22px; }
.section-head h1 { font-size: clamp(26px, 4vw, 38px); line-height: 1.1; font-weight: 750; }
.section-head h1.mono { font-size: clamp(22px, 3.4vw, 32px); overflow-wrap: anywhere; }
.section h2 { font-size: clamp(24px, 3vw, 32px); font-weight: 700; letter-spacing: -0.025em; }
.section .sub { color: var(--ink-2); font-size: 15px; }
.cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 760px) { .cards { grid-template-columns: 1fr; } }
.card { background: var(--sky-2); border: 1px solid var(--line); border-radius: 12px; padding: 22px 22px 20px; display: grid; gap: 10px; align-content: start; min-width: 0; }
.card h3 { font-size: 19px; font-weight: 700; letter-spacing: -0.02em; }
.card p { color: var(--ink-2); font-size: 15px; }
.card .glyph { width: 28px; height: 28px; color: var(--star); }

/* status */
.status { display: inline-flex; align-items: center; gap: 7px; font-family: var(--mono); font-size: 12.5px; }
.status::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--c, var(--muted)); }
.status.ok { --c: var(--ok); } .status.warn { --c: var(--warn); } .status.bad { --c: var(--bad); } .status.idle { --c: var(--muted); }

/* tables */
.tablewrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; background: var(--sky-2); }
table { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 620px; }
th, td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-2); font-weight: 500; position: sticky; top: 0; background: var(--sky-2); }
td.num, th.num { text-align: right; font-family: var(--mono); font-variant-numeric: tabular-nums; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover td { background: color-mix(in srgb, var(--star) 6%, transparent); }
td .host { font-family: var(--mono); color: var(--ink); }
td .host small { color: var(--muted); display: block; font-size: 11px; }
.bar { width: 90px; height: 6px; max-width: none; vertical-align: middle; margin-right: 8px; } /* max-width: none so table auto-layout counts its width */
.bar rect.track { fill: var(--line); }
.bar rect.value { fill: var(--ok); }

/* claim */
.claim { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 20px 32px; align-items: center; background: linear-gradient(90deg, var(--glow), transparent 70%), var(--sky-2); border: 1px solid var(--line); border-radius: 14px; padding: 28px; }
@media (max-width: 700px) { .claim { grid-template-columns: 1fr; } }
.claim h2 { font-size: 26px; }
.claim p { color: var(--ink-2); margin-top: 8px; }

/* prose blocks */
.prose { max-width: var(--measure); display: grid; gap: 14px; color: var(--ink-2); }
.prose strong { color: var(--ink); font-weight: 500; }

/* footer */
.footer { border-top: 1px solid var(--line); padding-block: 28px 40px; display: flex; gap: 12px 24px; flex-wrap: wrap; align-items: center; font-size: 14px; color: var(--ink-2); }
.footer .by { display: inline-flex; align-items: center; gap: 8px; }
.footer .by b { color: var(--ink); font-weight: 600; margin-left: 0.3em; }
.footer nav { margin-left: auto; display: flex; gap: 18px; }

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; } }

/* ---------- view helpers ---------- */
.help.gap { margin-top: 12px; }
.filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.filters a { padding: 6px 12px; border: 1px solid var(--line); border-radius: 999px; color: var(--ink-2); font-size: 14px; }
.filters a.on { color: var(--ink); border-color: var(--star); }
th a { color: inherit; } th a.on::after { content: " ▾"; } th a.on.asc::after { content: " ▴"; }
.pager { display: flex; gap: 16px; justify-content: space-between; margin-top: 14px; font-size: 14px; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 8px 20px; font-size: 15px; }
.kv dt { color: var(--ink-2); } .kv dd { margin: 0; font-family: var(--mono); overflow-wrap: anywhere; }
.notice { color: var(--ink-2); font-size: 15px; }
.plain { list-style: none; padding: 0; } .plain li { padding: .25rem 0; }
.err { color: var(--bad); font-size: 14px; margin-top: 8px; }
.sky-chart canvas { cursor: pointer; }