:root {
  --bg: #0b1220;
  --bg-elev: #111a2e;
  --bg-elev-2: #162140;
  --fg: #e7ecf5;
  --fg-dim: #9aa7bd;
  --muted: #6b7791;
  --accent: #7cf;
  --accent-2: #b58cff;
  --border: #1e2a4a;
  --good: #6ee7b7;
  --warn: #fbbf24;
  --bad: #f87171;
  --shadow: 0 6px 24px rgba(0,0,0,0.35);
  --radius: 14px;
}

body[data-theme="light"] {
  --bg: #f6f7fb;
  --bg-elev: #ffffff;
  --bg-elev-2: #f0f3fb;
  --fg: #0b1220;
  --fg-dim: #38415a;
  --muted: #5a6480;
  --accent: #1f6feb;
  --accent-2: #7b4bff;
  --border: #dfe3ee;
  --shadow: 0 6px 18px rgba(10,20,40,0.08);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  padding-top: env(safe-area-inset-top);
  padding-bottom: env(safe-area-inset-bottom);
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent); }

.top {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, var(--bg-elev) 0%, var(--bg) 100%);
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: blur(6px);
}
.brand { display:flex; align-items:center; gap:10px; flex-wrap: wrap; }
.brand h1 { font-size: 20px; margin: 0; letter-spacing: 0.2px; font-weight: 600; }
.brand .tag { font-size: 13px; color: var(--muted); }
.pulse {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--good);
  box-shadow: 0 0 0 0 rgba(110, 231, 183, 0.7);
  animation: pulse 1.6s infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(110, 231, 183, 0.55); }
  70%  { box-shadow: 0 0 0 10px rgba(110, 231, 183, 0); }
  100% { box-shadow: 0 0 0 0 rgba(110, 231, 183, 0); }
}

.controls { display:flex; gap:8px; align-items:center; }
.controls input[type="search"] {
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-elev-2);
  color: var(--fg);
  min-width: 320px;
  outline: none;
  font-size: 16px;
}
.controls input[type="search"]:focus { border-color: var(--accent); }
.controls button {
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-elev);
  color: var(--fg);
  cursor: pointer;
  font-size: 15px;
}
.controls button:hover { border-color: var(--accent); color: var(--accent); }

.status {
  padding: 8px 20px;
  font-size: 14px;
  color: var(--muted);
  min-height: 24px;
}
.status.warn { color: var(--warn); }
.status.err  { color: var(--bad); }

.board {
  display: grid;
  gap: 18px;
  padding: 18px 20px 40px;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}
.board[hidden], [hidden] { display: none !important; }

.lane {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 320px;
}
.lane header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, var(--bg-elev-2), var(--bg-elev));
}
.lane header h2 {
  margin: 0;
  font-size: 16px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
}
.lane header .meta { font-size: 12px; color: var(--muted); }

.lane ol {
  list-style: none;
  padding: 8px 6px;
  margin: 0;
  flex: 1;
  overflow: hidden;
}

.item {
  display: grid;
  grid-template-columns: 28px 1fr auto;
  align-items: start;
  gap: 8px;
  padding: 10px 10px;
  border-radius: 10px;
  transition: background 0.2s ease, transform 0.25s ease, opacity 0.25s ease;
}
.item:hover { background: var(--bg-elev-2); }
.item.entering { opacity: 0; transform: translateY(-6px); }
.item.leaving  { opacity: 0; transform: translateY(6px); }

.item .rank {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  padding-top: 3px;
}
.item .body { min-width: 0; }
.item .title {
  font-weight: 600;
  font-size: 16px;
  line-height: 1.38;
  display: block;
  color: var(--fg);
  overflow-wrap: anywhere;
}
.item .title:hover { color: var(--accent); }
.item .sub {
  display: flex; gap: 10px; flex-wrap: wrap;
  margin-top: 6px;
  font-size: 13px;
  color: var(--fg-dim);
}
.item .source { color: var(--accent-2); }
.item .time { color: var(--muted); }
.item .pill {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11.5px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  color: var(--fg-dim);
}
.item .pill.paywall { color: var(--warn); border-color: rgba(251,191,36,0.35); }
.item .pill.impact-high { color: var(--good); border-color: rgba(110,231,183,0.35); }

.item .go { color: var(--muted); font-size: 14px; padding-top: 2px; }
.item:hover .go { color: var(--accent); }

.search-results {
  padding: 0 20px 40px;
}
.search-results h2 { font-size: 18px; margin: 0 0 12px; }
.search-results ol { padding-left: 22px; }
.search-results li { padding: 8px 0; border-bottom: 1px dashed var(--border); font-size: 16px; }
.search-results li a { font-size: 16px; }
.search-results .muted { color: var(--muted); font-weight: 400; }

.foot {
  padding: 16px 20px 28px;
  font-size: 13px;
  color: var(--muted);
  border-top: 1px solid var(--border);
  display: flex; gap: 8px; flex-wrap: wrap;
  align-items: center;
}
.foot button#installBtn {
  padding: 6px 12px;
  border-radius: 8px;
  border: 1px solid var(--accent);
  color: var(--accent);
  background: transparent;
  cursor: pointer;
  font-size: 13px;
}
.foot button#installBtn:hover { background: var(--bg-elev-2); }
.foot .sep { opacity: 0.6; }
.foot a { color: var(--accent); }

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

@media (max-width: 540px) {
  body { font-size: 16px; }
  .controls input[type="search"] { min-width: 180px; font-size: 15px; }
  .brand .tag { display: none; }
  .item .title { font-size: 15.5px; }
  .lane { min-height: 280px; }
}

/* Hidden diagnostic panel (revealed via triple-tap on brand title) */
.brand { cursor: default; -webkit-user-select: none; user-select: none; }
.diag {
  margin: 10px 14px 0;
  padding: 12px 14px;
  background: var(--bg-elev-1, #111a2e);
  border: 1px solid var(--accent, #7cf);
  border-radius: 12px;
  font-size: 13px;
  color: var(--fg, #e7ecf5);
  box-shadow: 0 4px 20px rgba(0,0,0,0.35);
}
.diag .diag-head {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 8px;
  font-size: 15px;
}
.diag .diag-head button {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.2);
  color: inherit;
  border-radius: 6px;
  width: 28px; height: 28px;
  cursor: pointer;
}
.diag dl {
  margin: 0; padding: 0;
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 4px 12px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
}
.diag dt { opacity: 0.7; white-space: nowrap; }
.diag dd { margin: 0; word-break: break-all; }
.diag .diag-actions {
  display: flex; gap: 8px; margin-top: 12px; flex-wrap: wrap;
}
.diag .diag-actions button {
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid var(--accent, #7cf);
  background: transparent;
  color: var(--accent, #7cf);
  cursor: pointer;
  font-size: 13px;
}
.diag .diag-actions button:hover { background: rgba(124, 207, 255, 0.12); }
.diag .diag-actions button:disabled { opacity: 0.6; cursor: wait; }