/* BrittenOS home — the Mission Control look from the Britten OS design guide
   (Design system setup request/, tokens from britten-data-os app/globals.css
   and app/mission-control.css). Dark green ground, square panels, one hairline,
   sage as the only press colour. */

:root {
  --ground: #1f211b;
  --panel: #272a22;
  --group: #23261f;
  --text: #ede9de;
  --sec: #cfcabb;
  --mute: #9c9888;
  --line: rgba(237, 233, 222, 0.16);
  --hair: rgba(237, 233, 222, 0.1);
  --hover: rgba(237, 233, 222, 0.04);
  --accent: #9aa584;
  --on-dark-3: rgba(237, 233, 222, 0.5);

  --serif: 'Fraunces', 'EB Garamond', Georgia, serif;
  --sans: 'Inter Tight', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--ground);
  color: var(--text);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.45;
  font-feature-settings: 'ss01', 'cv11';
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: var(--accent); text-decoration: none; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ---- top bar ---- */
.topbar {
  display: flex;
  align-items: center;
  min-height: 58px;
  padding: 8px 40px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 10px; color: inherit; }
.brand .wordmark { height: 17px; width: auto; display: block; filter: brightness(0) invert(1); opacity: 0.93; }
.brand .div { width: 1px; height: 18px; background: var(--line); }
.brand .house {
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--on-dark-3);
}

/* ---- page ---- */
.page { padding: 32px 40px 64px; }
.page-head { padding-bottom: 24px; margin-bottom: 24px; border-bottom: 1px solid var(--line); }
.eyebrow {
  margin: 0 0 8px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--mute);
}
h1 { margin: 0; font-family: var(--serif); font-size: 32px; font-weight: 500; line-height: 1.15; color: var(--text); }
.lede { margin: 10px 0 0; max-width: 60ch; font-family: var(--serif); font-size: 19px; line-height: 1.4; color: var(--sec); }

/* ---- Board pattern: Data OS (the big one) on the left, the other three
   stacked on the right, so both columns end level. One column on phones. ---- */
.grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 16px 24px; }
.panel { grid-column: 7 / -1; }
.panel-wide { grid-column: 1 / 7; grid-row: 1 / span 3; }
@media (max-width: 640px) {
  .grid { gap: 16px; }
  .panel, .panel-wide { grid-column: 1 / -1; grid-row: auto; }
}

.panel {
  display: flex;
  flex-direction: column;
  background: var(--panel);
  border: 1px solid var(--line);
}
.panel-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 4px 12px;
  padding: 18px 20px 6px;
}
h2 { margin: 0; font-family: var(--serif); font-size: 20px; font-weight: 500; line-height: 1.25; }
.note { font-family: var(--mono); font-size: 12px; color: var(--mute); }
.what { margin: 0; padding: 0 20px 16px; color: var(--sec); }

/* ---- queue rows ---- */
.rows { display: flex; flex-direction: column; margin-top: auto; border-top: 1px solid var(--line); }
.row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 44px;
  padding: 10px 20px;
  color: var(--sec);
  border-top: 1px solid var(--hair);
  transition: background-color 0.12s ease, color 0.12s ease;
}
.row:first-child { border-top: 0; }
.row:hover { background: var(--hover); color: var(--text); }
.row:active { transform: translateY(1px); }
.row-main { color: var(--accent); font-weight: 500; }
.row-main:hover { color: var(--accent); }
.chev { color: var(--mute); font-size: 16px; line-height: 1; }

@media (max-width: 1099px) {
  .topbar { padding: 8px 24px; }
  .page { padding: 24px 24px 48px; }
}
@media (max-width: 640px) {
  .topbar { padding: 8px 14px; }
  .page { padding: 20px 14px 40px; }
  h1 { font-size: 26px; }
  .lede { font-size: 17px; }
}