/* Ops Command Center — console design system. Spec section 6 is authoritative:
   blue-slate ground, monospace as the primary voice (sans for names only),
   status as a 2px left edge bar, numbered rows, one top-down load animation. */

:root {
  color-scheme: dark;

  --bg: #0d1418;
  --panel: #141b21;
  --row-hover: #1a232a;
  --hairline: rgba(130, 175, 190, 0.16);
  --gutter-bg: #10161b;

  --text-high: #dfe4e6;
  --text-mid: #9aa8ab;
  --text-dim: #74828a;

  --ok: #4cc38a;
  --finding: #e0a244;
  --error: #e5544b;
  --stale: #6b777b;
  --unreachable: #4a565a;

  --accent: #5fb3c4;

  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", "Cascadia Code", "JetBrains Mono", Menlo, Consolas, monospace;

  --gutter: 28px;
  --dur-fast: 150ms;
  --dur-mid: 200ms;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text-high);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.35;
  font-variant-numeric: tabular-nums;
  -webkit-tap-highlight-color: transparent;
}

button { touch-action: manipulation; }

.app { max-width: 760px; margin: 0 auto; padding: 40px 20px 56px; }

/* --- masthead + verdict --- */

.masthead {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 12px;
  flex-wrap: wrap;
}
.masthead__brand { display: flex; align-items: center; gap: 8px; }
.masthead h1 {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  margin: 0;
  letter-spacing: -0.01em;
}
.masthead__updated { color: var(--text-dim); margin: 0; white-space: nowrap; }

.pulse {
  appearance: none;
  border: 0;
  padding: 0;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  animation: pulse 2.4s ease-in-out infinite;
}
.pulse:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.45; } }

.verdict { margin: 22px 0 18px; }
.verdict__line {
  font-size: 22px;
  color: var(--text-high);
  margin: 0;
  letter-spacing: -0.01em;
}
.verdict__break { color: var(--text-mid); margin: 6px 0 0; }

@media (max-width: 640px) {
  :root { --gutter: 24px; }
  .app { padding-top: 28px; }
  .verdict__line { font-size: 19px; }
}

/* --- console panel + rows --- */

.panel {
  list-style: none;
  margin: 0;
  padding: 0;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  overflow: hidden;
}

.row {
  position: relative;
  padding-left: var(--gutter);
  background: var(--panel);
  transition: background 1200ms ease;
}
.row + .row { border-top: 1px solid var(--hairline); }

/* the left rail: a darker gutter with a status-coloured bar down its edge */
.row__edge {
  position: absolute;
  inset: 0 auto 0 0;
  width: var(--gutter);
  background: var(--gutter-bg);
  border-right: 1px solid var(--hairline);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 220ms var(--ease-out);
}
.row__edge::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--unreachable);
  transition: width var(--dur-mid) ease;
}
.row[data-mounted="true"] .row__edge { transform: scaleY(1); }
.row[data-state="ok"] .row__edge::after { background: var(--ok); }
.row[data-state="finding"] .row__edge::after { background: var(--finding); }
.row[data-state="error"] .row__edge::after { background: var(--error); }
.row[data-state="stale"] .row__edge::after { background: var(--stale); }

.row__num {
  position: absolute;
  left: 0;
  top: 14px;
  width: var(--gutter);
  text-align: center;
  color: var(--text-mid);
  font-size: 11px;
  z-index: 1;
}

.row__btn {
  all: unset;
  display: grid;
  gap: 6px;
  grid-template-rows: auto 0fr;              /* .row__top + collapsed .row__detail */
  padding: 13px 16px 13px 14px;
  cursor: pointer;
  transition: background var(--dur-fast) ease,
              grid-template-rows var(--dur-mid) var(--ease-out);
}
.row__btn:hover { background: var(--row-hover); }
.row__btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -3px;
  border-radius: 3px;
}
.row__btn:active { transform: scale(0.998); }
.row__btn[aria-expanded="true"] { grid-template-rows: auto 1fr; }

.row__top { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.row__line1 {
  display: flex;
  align-items: center;
  gap: 6px 8px;
  flex-wrap: wrap;
}
.row__name { font-family: var(--font-sans); font-weight: 600; color: var(--text-high); }
.row__status { color: var(--text-mid); }       /* lowercase word, set by JS */
.row__age { margin-left: auto; color: var(--text-dim); white-space: nowrap; }
.row__chev {
  width: 0; height: 0;
  border-left: 4px solid var(--text-dim);
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
  transition: transform var(--dur-fast) var(--ease-out);
}
.row__btn[aria-expanded="true"] .row__chev { transform: rotate(90deg); }

.row__headline { color: var(--text-high); overflow-wrap: anywhere; }
.row[data-state="error"] .row__headline,
.row[data-state="unreachable"] .row__headline { color: var(--text-mid); }

/* --- LED (shape + colour, never colour alone) --- */

.led {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--unreachable);
  flex: none;
}
.led[data-state="ok"] { background: var(--ok); }
.led[data-state="finding"] { background: var(--finding); }
.led[data-state="error"] { background: var(--error); }
.led[data-state="stale"] { background: transparent; border: 1.5px dashed var(--stale); }
.led[data-state="unreachable"] { background: transparent; border: 1.5px solid var(--unreachable); }

/* --- expanded detail --- */

.row__detail {
  overflow: hidden;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 2px;
  opacity: 0;
  transform: translateY(3px);
  transition: opacity var(--dur-mid) ease, transform var(--dur-mid) var(--ease-out);
}
.row__btn[aria-expanded="true"] .row__detail {
  opacity: 1;
  transform: none;
  padding-top: 10px;
}
.row__blurb { color: var(--text-dim); }

.kv { display: grid; grid-template-columns: max-content 1fr; gap: 4px 18px; margin: 0; }
.kv dt { color: var(--text-mid); }
.kv dd { margin: 0; color: var(--text-high); overflow-wrap: anywhere; }

.findings__title { color: var(--text-mid); }
.findings ul { margin: 4px 0 0; padding: 0; list-style: none; }
.findings li { color: var(--text-high); overflow-wrap: anywhere; }
.findings li::before { content: "› "; color: var(--text-dim); }

.row__repo {
  color: var(--text-mid);
  text-decoration: underline;
  text-underline-offset: 2px;
  width: max-content;
  border-radius: 2px;
}
.row__repo:hover { color: var(--text-high); }
.row__repo:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* --- load motion + change highlight + skeleton --- */

.row__line1, .row__headline {
  opacity: 0;
  transition: opacity 220ms var(--ease-out);
}
.row[data-mounted="true"] .row__line1,
.row[data-mounted="true"] .row__headline { opacity: 1; }

/* refresh-change highlight: a background lift that eases back over ~1.2s
   (see .row transition). Colour change only — no motion, safe under
   prefers-reduced-motion. */
.row--changed { background: var(--row-hover); transition: background 0ms; }

.row--skeleton .row__name,
.row--skeleton .row__headline {
  color: transparent;
  background: var(--row-hover);
  border-radius: 3px;
}
.row--skeleton .led { background: var(--row-hover); border: none; }
.row--skeleton .row__edge { transform: scaleY(1); }
.row--skeleton .row__edge::after { background: var(--unreachable); }
.row--skeleton .row__line1,
.row--skeleton .row__headline { opacity: 1; }

/* --- footer --- */

.foot { margin-top: 20px; color: var(--text-dim); font-size: 11px; }
.foot a { color: var(--text-mid); }

/* --- reduced motion --- */

@media (prefers-reduced-motion: reduce) {
  .pulse { animation: none; }
  .row__edge { transition-duration: 150ms; transform: scaleY(1); }
  .row__line1, .row__headline { transition-duration: 150ms; }
  .row__btn, .row__btn:active { transform: none; }
  .row__detail { transform: none; transition: opacity 150ms ease; }
  .row__chev { transition-duration: 100ms; }
}