/* WeLink Migration Dashboard — shared styles
   Brand: navy #13123d primary, accent #e24937 used sparingly. */

:root {
  --navy: #13123d;
  --navy-soft: #1e1d5c;
  --accent: #e24937;
  --ok: #059669;
  --warn: #d97706;
  --info: #2563eb;
  --rose: #be123c;

  --bg: #f5f6fa;
  --card: #ffffff;
  --line: #e5e7ed;
  --line-soft: #f1f3f7;
  --ink: #1a1d29;
  --muted: #5b6478;
  --muted-soft: #8b94a8;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html, body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Inter, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

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

/* ── Header ─────────────────────────────────────────────────── */

.site-header {
  background: var(--navy);
  color: white;
  padding: 1.5rem 1.5rem 1.25rem;
}
.site-header .inner {
  max-width: 960px;
  margin: 0 auto;
}
.site-header .eyebrow {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.75;
  font-weight: 600;
  margin-bottom: 0.4rem;
}
.site-header h1 {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.site-header .sub {
  margin-top: 0.5rem;
  font-size: 0.95rem;
  opacity: 0.75;
  max-width: 60ch;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.85);
  margin-bottom: 0.5rem;
}
.back-link:hover { color: white; text-decoration: none; }
.back-link::before { content: "←"; }

/* ── Page container ─────────────────────────────────────────── */

main {
  max-width: 960px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

/* ── Snapshot strip (live counts) ───────────────────────────── */

.snapshot {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.5rem;
  margin-bottom: 2rem;
}
.snapshot .cell {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.75rem 0.9rem;
}
.snapshot .num {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1;
}
.snapshot .lbl {
  font-size: 0.72rem;
  color: var(--muted);
  margin-top: 0.35rem;
  letter-spacing: 0.02em;
}

/* ── Event log (timeline) ───────────────────────────────────── */

.section-title {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
  margin: 0 0 1rem 0.25rem;
}

.timeline {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.event-card {
  display: block;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1.1rem 1.25rem 1.15rem;
  text-decoration: none;
  color: inherit;
  transition: transform 0.08s ease, box-shadow 0.08s ease, border-color 0.08s ease;
  position: relative;
}
.event-card:hover {
  text-decoration: none;
  border-color: #c8cdd9;
  box-shadow: 0 4px 12px rgba(19,18,61,0.06);
  transform: translateY(-1px);
}

.event-card .row1 {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.35rem;
}
.event-card .date {
  font-size: 0.78rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}
.event-card .relative {
  font-size: 0.72rem;
  color: var(--muted-soft);
  margin-left: 0.35rem;
}
.event-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--navy);
  letter-spacing: -0.01em;
  line-height: 1.35;
}
.event-card .summary {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0.5rem 0 0.85rem;
  max-width: 70ch;
}
.event-card .kpis {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.5rem;
  font-size: 0.78rem;
}
.event-card .chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--line-soft);
  border: 1px solid var(--line);
  color: var(--ink);
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-variant-numeric: tabular-nums;
}
.event-card .chip strong { font-weight: 700; }
.event-card .chip.ok    { background: #ecfdf5; border-color: #a7f3d0; color: #065f46; }
.event-card .chip.warn  { background: #fef3c7; border-color: #fde68a; color: #92400e; }
.event-card .chip.info  { background: #eff6ff; border-color: #bfdbfe; color: #1e3a8a; }
.event-card .chip.rose  { background: #fff1f2; border-color: #fecdd3; color: #9f1239; }

.event-card .arrow {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  color: var(--muted-soft);
  font-size: 1rem;
}
.event-card:hover .arrow { color: var(--accent); }

/* Type indicator strip on left */
.event-card { border-left: 3px solid var(--line); }
.event-card.type-migration { border-left-color: var(--info); }
.event-card.type-sweep     { border-left-color: var(--ok); }
.event-card.type-fix       { border-left-color: var(--accent); }
.event-card.type-incident  { border-left-color: var(--rose); }

/* ── Detail page elements ───────────────────────────────────── */

.event-hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-soft) 100%);
  color: white;
  padding: 1.5rem 1.5rem 1.75rem;
}
.event-hero .inner {
  max-width: 960px;
  margin: 0 auto;
}
.event-hero .meta {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.7;
  margin-bottom: 0.5rem;
}
.event-hero h1 {
  font-size: 1.75rem;
  letter-spacing: -0.015em;
  font-weight: 600;
}
.event-hero .sub {
  margin-top: 0.65rem;
  font-size: 1rem;
  opacity: 0.85;
  max-width: 70ch;
}

section.block {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1.25rem 1.4rem 1.4rem;
  margin-bottom: 1.25rem;
}
section.block h2 {
  font-size: 1rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
  margin-bottom: 0.85rem;
}
section.block p {
  color: var(--ink);
  margin-bottom: 0.75rem;
  max-width: 70ch;
}
section.block p:last-child { margin-bottom: 0; }

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0.65rem;
}
.kpi {
  border: 1px solid var(--line);
  background: var(--line-soft);
  border-radius: 8px;
  padding: 0.7rem 0.85rem;
}
.kpi .num {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.kpi .lbl {
  font-size: 0.72rem;
  color: var(--muted);
  margin-top: 0.35rem;
}

table.report {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
}
table.report th, table.report td {
  text-align: left;
  padding: 0.5rem 0.7rem;
  border-bottom: 1px solid var(--line);
}
table.report thead th {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  background: var(--line-soft);
}
table.report tr:hover td { background: var(--line-soft); }
table.report .num { text-align: right; font-variant-numeric: tabular-nums; }

.callout {
  background: #fff7ed;
  border-left: 3px solid var(--accent);
  padding: 0.85rem 1rem;
  border-radius: 4px;
  margin: 1rem 0;
  font-size: 0.92rem;
}
.callout.info { background: #eff6ff; border-left-color: var(--info); }
.callout.ok   { background: #ecfdf5; border-left-color: var(--ok); }

.tag {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.tag.ok    { background: #d1fae5; color: #065f46; }
.tag.warn  { background: #fef3c7; color: #92400e; }
.tag.rose  { background: #fee2e2; color: #991b1b; }
.tag.info  { background: #dbeafe; color: #1e40af; }

ul.bullets {
  padding-left: 1.2rem;
  color: var(--ink);
  margin-bottom: 0.5rem;
}
ul.bullets li { margin-bottom: 0.3rem; }

/* ── Footer ─────────────────────────────────────────────────── */

footer {
  max-width: 960px;
  margin: 3rem auto 0;
  padding: 1.25rem 1.5rem;
  border-top: 1px solid var(--line);
  font-size: 0.78rem;
  color: var(--muted);
  text-align: center;
}
footer .gen { font-variant-numeric: tabular-nums; }

/* ── Mobile ─────────────────────────────────────────────────── */

@media (max-width: 600px) {
  .site-header h1, .event-hero h1 { font-size: 1.3rem; }
  .event-card { padding: 0.95rem 1rem 1rem; }
  .event-card h3 { font-size: 1rem; }
  .event-card .arrow { display: none; }
  main { padding: 1.25rem 1rem 3rem; }
  section.block { padding: 1rem 1rem 1.1rem; }
  .snapshot { grid-template-columns: repeat(2, 1fr); }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .kpi .num { font-size: 1.2rem; }
}