:root {
    --bg: #ffffff;
    --bg-elevated: #fafafa;
    --bg-input: #ffffff;
    --border: #dddddd;
    --text: #222222;
    --text-muted: #555555;
    --accent: #1d4ed8;
    --new-bg: #d6ecd4;
    --young-bg: #f9f9a0;
    --old-bg: #f9d6d6;
    --dead-bg: #f9a0a0;
    --row-fg: #222222;
    --color-scheme: light;
}

[data-theme="dark"] {
    --bg: #1a2230;
    --bg-elevated: #232c3b;
    --bg-input: #2a3444;
    --border: #3a4555;
    --text: #e5ebf3;
    --text-muted: #9aa6b6;
    --accent: #6cb4ff;
    --new-bg: #1f4d2a;
    --young-bg: #4d4615;
    --old-bg: #4d2a1f;
    --dead-bg: #4d1f1f;
    --row-fg: #e5ebf3;
    --color-scheme: dark;
}

html, body {
    background: var(--bg);
    color: var(--text);
    color-scheme: var(--color-scheme);
}

body {
    font-family: Arial, sans-serif;
    margin: 0;
}

a {
    color: var(--accent);
}

header {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 8px 10px;
}

header h1 {
    margin: 0;
}

.site-subtitle {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.header-link {
    font-size: 0.9rem;
}

.time-range {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-elevated);
}

.time-range fieldset.presets {
    display: inline-flex;
    gap: 4px;
    border: none;
    padding: 0;
    margin: 0;
}

.time-range fieldset.presets legend {
    display: none;
}

.time-range button,
.panel-toggle,
.theme-toggle,
.route-toggle {
    padding: 4px 10px;
    cursor: pointer;
    background: var(--bg-input);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 3px;
}

.route-group {
    display: inline-flex;
    gap: 4px;
}

.route-toggle.active {
    background: #ff7f0e;
    color: #1a1a1a;
    border-color: #ff7f0e;
}

.route-toggle.loading {
    opacity: 0.6;
}

.callsign-link {
    background: none;
    border: none;
    padding: 0;
    margin: 0;
    color: var(--accent);
    cursor: pointer;
    text-decoration: underline;
    font: inherit;
}

.callsign-link:hover {
    filter: brightness(1.2);
}

.qrz-link {
    margin-left: 6px;
    font-size: 0.7rem;
    opacity: 0.6;
    text-decoration: none;
}

.qrz-link:hover {
    opacity: 1;
    text-decoration: underline;
}

.time-range button:hover,
.panel-toggle:hover,
.theme-toggle:hover {
    filter: brightness(0.97);
}

[data-theme="dark"] .time-range button:hover,
[data-theme="dark"] .panel-toggle:hover,
[data-theme="dark"] .theme-toggle:hover {
    filter: brightness(1.2);
}

.time-range label {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.time-range input[type="datetime-local"] {
    padding: 3px 6px;
    background: var(--bg-input);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 3px;
}

.range-status {
    margin-left: auto;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.empty {
    color: var(--text-muted);
    font-style: italic;
    padding: 8px;
}

.table-meta {
    color: var(--text-muted);
    font-size: 0.8rem;
    margin: 0 0 4px 0;
}

main {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    width: 100%;
    gap: 10px;
}

#map {
    flex: 1 1 500px;
    min-width: 200px;
    height: 85dvh;
    background: var(--bg);
}

main.map-only #tableContainer {
    display: none;
}

main.map-only #map {
    flex: 1 1 100%;
}

@media (max-width: 900px) {
    main {
        flex-direction: column;
    }
}

#tableContainer {
    flex: 1 1;
    display: grid;
    align-self: flex-start;
    margin: 0 auto;
}

th,
td {
  border: 1px solid var(--border);
  padding: 8px 10px;
}

th[scope="col"] {
  background-color: var(--bg-elevated);
  color: var(--text);
}

th[scope="row"] {
  background-color: var(--bg-input);
}

td {
  text-align: center;
  color: var(--row-fg);
}

table {
  border-collapse: collapse;
  font-family: sans-serif;
  font-size: 0.8rem;
  letter-spacing: 1px;
}

caption {
  caption-side: bottom;
  padding: 10px;
}

.newCall   { background-color: var(--new-bg);   color: var(--row-fg); }
.youngCall { background-color: var(--young-bg); color: var(--row-fg); }
.oldCall   { background-color: var(--old-bg);   color: var(--row-fg); }
.deadCall  { background-color: var(--dead-bg);  color: var(--row-fg); }

.newCall a, .youngCall a, .oldCall a, .deadCall a {
    color: inherit;
    text-decoration: underline;
}

footer {
    color: var(--text-muted);
    font-size: 0.85rem;
    padding: 8px 12px;
    border-top: 1px solid var(--border);
}

/* Leaflet chrome themed via CSS vars (works for both light + dark). */
.leaflet-popup-content-wrapper,
.leaflet-popup-tip {
    background: var(--bg-elevated);
    color: var(--text);
}
.leaflet-popup-content h1 {
    font-size: 1.1rem;
    margin: 0 0 6px 0;
}
[data-theme="dark"] .leaflet-tooltip {
    background: rgba(35, 44, 59, 0.92);
    color: var(--text);
    border: 1px solid var(--border);
}
[data-theme="dark"] .leaflet-control-attribution {
    background: rgba(35, 44, 59, 0.85);
    color: var(--text-muted);
}
[data-theme="dark"] .leaflet-control-attribution a {
    color: var(--accent);
}
[data-theme="dark"] .leaflet-bar a,
[data-theme="dark"] .leaflet-bar a:hover {
    background-color: var(--bg-elevated);
    color: var(--text);
    border-bottom: 1px solid var(--border);
}

.rotator-wrap {
  --line-height: 1.5em;
  --duration: calc((var(--count) - 1) * var(--step));
  height: var(--line-height);
  overflow: hidden;
}

.rotator {
  list-style: none;
  margin: 0;
  padding: 0;
  line-height: var(--line-height);
  animation: frequenciesScroll var(--duration) steps(calc(var(--count) - 1), end) infinite;
}

.rotator li {
  height: var(--line-height);
  margin: 0;
  padding: 0;
}

@keyframes frequenciesScroll {
  from {
    transform: translateY(0);
  }
  to {
    transform: translateY(calc(-1 * var(--line-height) * (var(--count) - 1)));
  }
}