:root {
  --bg: #0d1117;
  --panel: #161b22;
  --panel-2: #1c2330;
  --border: #2a3342;
  --text: #d8dee9;
  --muted: #8b949e;
  --accent: #e3a33b;
  --accent-text: #1a1206;
  --good: #5fd38d;
  --error: #ff6b6b;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 14px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 16px clamp(16px, 3vw, 32px) 48px;
  background: var(--bg);
  color: var(--text);
}

header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 16px;
  margin-bottom: 16px;
}

h1 {
  margin: 0;
  font-size: 22px;
  letter-spacing: 0.04em;
  color: var(--accent);
}

.modes {
  display: flex;
  gap: 4px;
  padding: 3px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
}

.modes button {
  padding: 5px 16px;
  background: transparent;
  color: var(--muted);
  font-weight: 500;
}

.modes button[aria-selected="true"] {
  background: var(--accent);
  color: var(--accent-text);
  font-weight: 600;
}

body[data-mode="haul"] .station-only,
body[data-mode="station"] .haul-only { display: none; }
#freshness { margin-left: auto; font-size: 12px; }
.muted { color: var(--muted); }

form {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  max-width: 1200px;
  gap: 12px;
  margin-bottom: 12px;
}

fieldset {
  margin: 0;
  padding: 10px 12px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
  display: grid;
  gap: 8px;
}

legend {
  padding: 0 6px;
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

label {
  display: grid;
  grid-template-columns: 1fr 140px;
  align-items: center;
  gap: 8px;
}

label.check {
  display: flex;
  gap: 8px;
  cursor: pointer;
}

input, select, button {
  font: inherit;
  color: inherit;
}

input:not([type=checkbox]), select {
  width: 100%;
  padding: 5px 8px;
  border: 1px solid var(--border);
  border-radius: 5px;
  background: var(--panel-2);
}

input:focus, select:focus, button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

input:user-invalid { border-color: var(--error); }
input[type=checkbox] { accent-color: var(--accent); }

.actions {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 16px;
}

button {
  padding: 7px 28px;
  border: 0;
  border-radius: 6px;
  background: var(--accent);
  color: var(--accent-text);
  font-weight: 600;
  cursor: pointer;
}

button:disabled { opacity: 0.6; cursor: progress; }

button.small {
  padding: 2px 10px;
  font-size: 12px;
  font-weight: 500;
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
}

#summary { min-height: 20px; margin: 8px 0; }
#summary.error { color: var(--error); }

.table-wrap { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}

th, td {
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
  text-align: right;
  white-space: nowrap;
}

th.text, td.text { text-align: left; }

th {
  position: sticky;
  top: 0;
  background: var(--panel);
  color: var(--muted);
  font-weight: 600;
  cursor: pointer;
  user-select: none;
}

th:hover { color: var(--text); }
th.sorted { color: var(--accent); }
th.sorted::after { content: " ▼"; font-size: 10px; }
th.sorted.asc::after { content: " ▲"; }

tbody tr.row { cursor: pointer; }
tbody tr.row:hover { background: var(--panel); }
tbody tr.row.open { background: var(--panel-2); }

td.profit { color: var(--good); font-weight: 600; }
td.warn { color: var(--accent); font-weight: 600; }
td.station { max-width: 220px; overflow: hidden; text-overflow: ellipsis; }
td.station.wide { max-width: 260px; }
td.item { max-width: 260px; overflow: hidden; text-overflow: ellipsis; }
.jumps { color: var(--muted); font-size: 12px; }

.sec {
  display: inline-block;
  min-width: 2.6em;
  margin-right: 6px;
  font-weight: 600;
  text-align: right;
}

tr.detail td {
  padding: 10px 16px 14px;
  background: var(--panel-2);
  text-align: left;
  white-space: normal;
}

.detail-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 16px;
}

.detail-grid dt { color: var(--muted); }
.detail-grid dd { margin: 0; }
.detail-actions { margin-top: 10px; display: flex; gap: 8px; }

footer {
  margin-top: 32px;
  font-size: 12px;
  line-height: 1.6;
}

footer a { color: var(--muted); }