/* ismattstillalive.com — plain bulletin styling. System fonts only. */

:root {
  color-scheme: light dark;
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #6f6d68;
  --hairline: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --hover-wash: rgba(11, 11, 11, 0.05);

  /* chart series (validated: dataviz reference slots 1 & 2) */
  --series-a: #2a78d6;
  --series-b: #eb6834;

  /* verdict tones — restrained */
  --tone-alive: #23703f;
  --tone-likely: #2b5f8e;
  --tone-maybe: #8a5a00;
  --tone-unknown: #9a2f2f;
  --tone-pending: #6f6d68;

  --live: #9a2f2f;

  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --page: #0d0d0d;
    --surface: #1a1a19;
    --ink: #ffffff;
    --ink-2: #c3c2b7;
    --muted: #9a988f;
    --hairline: #2c2c2a;
    --axis: #383835;
    --border: rgba(255, 255, 255, 0.10);
    --hover-wash: rgba(255, 255, 255, 0.06);

    --series-a: #3987e5;
    --series-b: #d95926;

    --tone-alive: #7cc795;
    --tone-likely: #86b3df;
    --tone-maybe: #dcb15c;
    --tone-unknown: #e38c8c;
    --tone-pending: #9a988f;

    --live: #e38c8c;
  }
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
}

.page {
  max-width: 760px;
  margin: 0 auto;
  padding: 40px 16px 48px;
}

h2 {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-2);
  margin: 0 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--hairline);
}

.muted { color: var(--muted); }

/* ---------- hero ---------- */
.hero {
  text-align: center;
  padding: 16px 0 40px;
  --tone: var(--tone-pending);
}
.hero[data-tone="alive"] { --tone: var(--tone-alive); }
.hero[data-tone="likely"] { --tone: var(--tone-likely); }
.hero[data-tone="maybe"] { --tone: var(--tone-maybe); }
.hero[data-tone="unknown"] { --tone: var(--tone-unknown); }

.eyebrow {
  margin: 0 0 8px;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.question {
  margin: 0;
  font-size: clamp(1.25rem, 4vw, 1.75rem);
  font-weight: 500;
  color: var(--ink-2);
}
.answer {
  margin: 4px 0 8px;
  font-size: clamp(3.5rem, 17vw, 8.5rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--tone);
  overflow-wrap: anywhere;
}
.subtitle {
  margin: 0 auto;
  max-width: 36em;
  font-size: 1.125rem;
  color: var(--ink);
}
.lifesign {
  display: inline-block;
  margin: 16px auto 0;
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.875rem;
  color: var(--ink-2);
  background: var(--surface);
}
.alert {
  margin: 16px auto 0;
  max-width: 36em;
  padding: 8px 12px;
  border-left: 3px solid var(--tone-unknown);
  background: var(--surface);
  color: var(--ink);
  font-size: 0.9375rem;
  text-align: left;
}

/* ---------- sections ---------- */
.section { margin-top: 40px; }
.section-note { margin: -4px 0 12px; font-size: 0.875rem; color: var(--muted); }

/* signs of life */
.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.card {
  margin: 0;
  padding: 20px;
  border: 1px solid var(--hairline);
  border-radius: 12px;
  background: var(--surface);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.card-label {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: normal;
  text-transform: none;
  color: var(--ink-2);
}
.card .ago-main,
.card .now,
.card .never { font-size: 1.5rem; font-weight: 700; line-height: 1.2; }
.card.is-record { border-color: var(--tone-unknown); }
.card-discord.is-live { border-color: var(--live); }
.card-discord.is-live .now { color: var(--live); }
.ago { display: flex; flex-direction: column; }
.ago-main { cursor: help; }
.never { color: var(--tone-unknown); }
.discord-value { display: flex; flex-direction: column; gap: 2px; }
.discord-value .sub { font-size: 0.875rem; font-weight: 400; color: var(--ink-2); }


/* ---------- charts ---------- */
.chart {
  margin: 0 0 20px;
  padding: 16px 16px 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.chart figcaption { display: flex; flex-direction: column; margin-bottom: 8px; }
.chart-title { font-weight: 600; }
.chart-sub { font-size: 0.875rem; color: var(--muted); }
.chart-host { position: relative; width: 100%; min-height: 200px; }
.viz { display: block; max-width: 100%; height: auto; overflow: visible; }
.viz:focus { outline: none; }
.viz:focus-visible { outline: 2px solid var(--ink-2); outline-offset: 4px; border-radius: 4px; }
.viz-gridline { stroke: var(--hairline); stroke-width: 1; }
.viz-baseline { stroke: var(--axis); stroke-width: 1; }
.viz-tick { fill: var(--muted); font-size: 11px; font-family: var(--font); font-variant-numeric: tabular-nums; }
.viz-label { fill: var(--ink-2); font-size: 11px; font-weight: 600; font-family: var(--font); }
.viz-hover { fill: var(--hover-wash); }
.viz-a .viz-bar { fill: var(--series-a); }
.viz-b .viz-bar { fill: var(--series-b); }
.viz-bar { transition: opacity 120ms; }
.viz-bars:has(.is-active) .viz-bar:not(.is-active) { opacity: 0.55; }

.viz-tip {
  position: absolute;
  z-index: 2;
  pointer-events: none;
  min-width: 120px;
  max-width: 240px;
  padding: 8px 10px;
  background: var(--surface);
  color: var(--ink);
  border: 1px solid var(--border);
  border-radius: 6px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
  font-size: 0.8125rem;
  line-height: 1.35;
}
.viz-tip strong { display: block; font-size: 1rem; }
.viz-tip-label { color: var(--ink-2); }
.viz-tip ul { list-style: none; margin: 6px 0 0; padding: 6px 0 0; border-top: 1px solid var(--hairline); }
.viz-tip li { display: flex; justify-content: space-between; gap: 12px; color: var(--ink-2); }
.viz-tip li span:last-child { color: var(--ink); font-weight: 600; font-variant-numeric: tabular-nums; }

.chart-table { margin-top: 8px; font-size: 0.875rem; }
.chart-table summary { cursor: pointer; color: var(--ink-2); padding: 4px 0; }
.chart-table > div { overflow-x: auto; max-width: 100%; }
.chart-table table { border-collapse: collapse; width: 100%; margin: 8px 0; }
.chart-table th, .chart-table td {
  padding: 4px 8px;
  border-bottom: 1px solid var(--hairline);
  text-align: right;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
.chart-table th:first-child { text-align: left; font-weight: 400; }
.chart-table thead th { font-weight: 600; color: var(--ink-2); }


/* ---------- footer ---------- */
.footer {
  margin-top: 48px;
  padding-top: 16px;
  border-top: 1px solid var(--hairline);
  font-size: 0.875rem;
  color: var(--ink-2);
}
.footer p { margin: 0 0 4px; }
.stale { color: var(--tone-maybe); }

/* 404 */
.notfound { text-align: center; padding-top: 15vh; }
.notfound a { color: var(--ink); }

/* ---------- narrow screens ---------- */
@media (max-width: 560px) {
  .page { padding-top: 24px; }
}

@media (prefers-reduced-motion: reduce) {
  .viz-bar { transition: none; }
}

@media (forced-colors: active) {
  .viz-bar { fill: CanvasText; }
  .viz-bar.is-active { fill: Highlight; }
}

/* Per-type record gap under each sign of life. */
.event-value { display: flex; flex-direction: column; gap: 2px; }
.record { font-size: 0.8125rem; font-weight: 400; color: var(--muted); }
.record.is-current { color: var(--tone-unknown); font-weight: 600; }

@media (max-width: 560px) {
  .cards { grid-template-columns: 1fr; }
}