:root {
  --bg: #1a1e27;
  --fg: #d9dde5;
  --muted: #8890a0;
  --accent: #4ca8ff;
  --accent-dim: #2d6299;
  --border: #2a2f3a;
  --card: #21262f;
  --row-hover: #262c38;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.wrap {
  max-width: 1800px;
  margin: 0 auto;
  padding: 0 24px;
}

header {
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}
header .wrap {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
}
header h1 {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.5px;
}
header h1 a { color: var(--fg); text-decoration: none; }
header nav a {
  color: var(--muted);
  margin-left: 18px;
  text-decoration: none;
}
header nav a:hover { color: var(--fg); }

footer {
  color: var(--muted);
  margin-top: 60px;
  padding: 20px 24px;
  border-top: 1px solid var(--border);
  font-size: 12px;
}

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

code, pre {
  font-family: var(--mono);
  font-size: 12.5px;
  color: #c7d1e4;
  background: var(--card);
  padding: 1px 5px;
  border-radius: 4px;
}
pre {
  padding: 12px 16px;
  overflow: auto;
  line-height: 1.4;
}

.intro {
  color: var(--muted);
  margin-bottom: 16px;
}
.intro strong { color: var(--fg); }

.actions {
  margin-bottom: 12px;
}
button {
  background: var(--accent-dim);
  color: var(--fg);
  border: 1px solid var(--accent);
  padding: 6px 14px;
  border-radius: 5px;
  font-size: 13px;
  cursor: pointer;
}
button:hover { background: var(--accent); color: #fff; }

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 6px;
  margin-bottom: 40px;
}

table {
  border-collapse: collapse;
  width: 100%;
  font-size: 13px;
}

.results th, .results td,
.compare-table th, .compare-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.results td.model,
.results td.chip-cell {
  white-space: normal;
  min-width: 100px;
}

.results thead th {
  text-align: left;
  background: #1e2330;
  font-weight: 600;
  position: sticky;
  top: 0;
}
.results tbody tr:hover { background: var(--row-hover); }
.results tbody tr:last-child td { border-bottom: none; }

.results td.num,
.compare-table td.num { text-align: right; font-variant-numeric: tabular-nums; }
.results .model { color: var(--accent); }

.empty {
  color: var(--muted);
  text-align: center;
  padding: 40px;
}

a.sort { color: var(--muted); }
a.sort:hover { color: var(--fg); }
a.sort.active { color: var(--accent); }

/* result detail */
.meta { color: var(--muted); margin-top: -8px; }
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
  margin: 20px 0;
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 14px 18px;
}
.card h3 {
  margin: 0 0 10px;
  font-size: 13px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.card dl { margin: 0; display: grid; grid-template-columns: auto 1fr; row-gap: 4px; column-gap: 14px; }
.card dt { color: var(--muted); }
.card dd { margin: 0; font-variant-numeric: tabular-nums; }

table.kv { width: 100%; margin-top: 4px; }
table.kv th, table.kv td { text-align: left; padding: 4px 8px; border: 0; }
table.kv th { color: var(--muted); width: 150px; font-weight: normal; }

details { margin-top: 20px; }
details summary { cursor: pointer; color: var(--muted); }
details[open] summary { margin-bottom: 8px; }

.compare-table tr.section th {
  background: #1e2330;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 11px;
  padding: 6px 12px;
}
.compare-table th { text-align: left; font-weight: 600; vertical-align: top; }
.compare-table td { text-align: center; }
.compare-table td.num { text-align: center; }
.compare-table thead th { text-align: center; }
.compare-table thead th:first-child,
.compare-table tbody th { text-align: left; }
.compare-table .sub { color: var(--muted); font-size: 11px; font-weight: normal; margin-top: 2px; }
.compare-table .winner { color: #4ce088; font-weight: 600; }
.compare-table .diff { display: block; font-size: 11px; color: var(--muted); font-weight: normal; }
.compare-hint { margin-top: 20px; }

a.download-link { color: var(--accent); font-weight: 600; }

.about h3 { margin-top: 24px; }
.about ul { color: var(--muted); }

.login-box {
  max-width: 320px;
  margin: 80px auto;
  text-align: center;
}
.login-box h2 { margin-bottom: 16px; }
.login-box form { display: flex; gap: 8px; }
.login-box input[type="password"] {
  flex: 1;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--fg);
  padding: 8px 12px;
  border-radius: 5px;
  font-size: 14px;
  outline: none;
}
.login-box input[type="password"]:focus { border-color: var(--accent); }
.login-error { color: #e05555; margin-bottom: 12px; }

/* Unit labels in column headers */
.results thead th .unit {
  display: block;
  font-size: 10px;
  font-weight: normal;
  color: var(--muted);
  line-height: 1.2;
}

/* Hide low-priority columns on narrow screens */
@media (max-width: 1200px) {
  .hide-narrow { display: none; }
}

/* Delete confirmation */
.delete-confirm {
  max-width: 480px;
  margin: 80px auto;
  text-align: center;
}
.delete-warning {
  color: var(--muted);
  margin-bottom: 20px;
}
.delete-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
}
.btn-danger {
  background: #8b2020;
  border-color: #c04040;
  color: #fff;
}
.btn-danger:hover {
  background: #c04040;
}
.btn-cancel {
  display: inline-block;
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--muted);
  font-size: 13px;
}
.btn-cancel:hover {
  color: var(--fg);
  text-decoration: none;
}
.delete-link { color: var(--muted); }
.delete-link:hover { color: #c04040; }

/* Let table shrink to fit without horizontal scroll */
@media (max-width: 1400px) {
  .results th, .results td { padding: 8px 8px; }
  .results { font-size: 12px; }
}