/* HimalWatch — Dashboard Styles */

:root {
  --bg:           #0f1117;
  --surface:      #1a1d27;
  --surface2:     #222535;
  --border:       #2a2d3a;
  --text:         #e2e8f0;
  --text-muted:   #8892a4;
  --accent:       #3b82f6;
  --accent-hover: #2563eb;
  --low:          #eab308;
  --medium:       #f97316;
  --high:         #ef4444;
  --success:      #22c55e;
  --radius:       6px;
  --header-h:     56px;
  --tabs-h:       40px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", sans-serif;
  font-size: 13px;
  line-height: 1.5;
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.muted { color: var(--text-muted); }
.num { text-align: right; }

/* ===== HEADER ===== */
header {
  height: var(--header-h);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 16px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.3px;
}
.brand-sub {
  margin-left: 12px;
  color: var(--text-muted);
  font-size: 12px;
}
.header-stats { display: flex; gap: 16px; align-items: center; }
.stat { color: var(--text-muted); font-size: 12px; }
.stat span { color: var(--text); font-weight: 600; }
.alert-badge {
  background: var(--high);
  color: #fff;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 99px;
  font-size: 11px;
}

/* ===== TABS ===== */
.tabs {
  height: var(--tabs-h);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-end;
  padding: 0 16px;
  gap: 2px;
  flex-shrink: 0;
}
.tab {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 13px;
  padding: 8px 12px;
  transition: color .15s, border-color .15s;
}
.tab:hover  { color: var(--text); }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ===== MAIN / VIEWS ===== */
main {
  flex: 1;
  overflow: hidden;
  position: relative;
}
.view {
  position: absolute;
  inset: 0;
  overflow: auto;
  display: none;
}
.view.active { display: block; }

/* ===== MAP ===== */
#view-map { overflow: hidden; }
#map { width: 100%; height: 100%; }

.map-legend {
  position: absolute;
  bottom: 32px;
  right: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
  z-index: 10;
}
.legend-title { font-size: 11px; font-weight: 600; color: var(--text-muted); margin-bottom: 6px; }
.legend-item  { display: flex; align-items: center; gap: 7px; font-size: 12px; margin-bottom: 3px; }
.dot          { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }

/* Map popup */
.maplibregl-popup-content {
  background: var(--surface) !important;
  color: var(--text) !important;
  border: 1px solid var(--border) !important;
  border-radius: var(--radius) !important;
  padding: 10px 12px !important;
  font-size: 12px;
  min-width: 200px;
}
.maplibregl-popup-tip { display: none; }
.popup-title { font-weight: 600; margin-bottom: 6px; font-size: 13px; }
.popup-row   { display: flex; justify-content: space-between; gap: 16px; margin-bottom: 2px; }
.popup-label { color: var(--text-muted); }

/* ===== LAKE LIST ===== */
.view-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 5;
}
#list-search {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 13px;
  padding: 5px 10px;
  width: 260px;
}
#list-search:focus { outline: none; border-color: var(--accent); }

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

table {
  width: 100%;
  border-collapse: collapse;
}
thead th {
  background: var(--surface2);
  padding: 8px 12px;
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .5px;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  position: sticky;
  top: 41px;
}
thead th:hover { color: var(--text); }
thead th.sort-asc::after  { content: " ↑"; }
thead th.sort-desc::after { content: " ↓"; }

tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background .1s;
}
tbody tr:hover { background: var(--surface2); cursor: pointer; }
td {
  padding: 7px 12px;
  white-space: nowrap;
}
td.lake-id { font-family: monospace; font-size: 11px; color: var(--text-muted); }

/* Severity badges */
.badge {
  display: inline-block;
  padding: 1px 7px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 600;
}
.badge-HIGH   { background: rgba(239,68,68,.15);  color: var(--high);   }
.badge-MEDIUM { background: rgba(249,115,22,.15); color: var(--medium); }
.badge-LOW    { background: rgba(234,179,8,.15);  color: var(--low);    }

/* ===== ALERTS ===== */
#view-alerts { padding: 16px; }
#alerts-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 12px;
  max-width: 1200px;
}
.alert-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
}
.alert-card.HIGH   { border-left: 3px solid var(--high);   }
.alert-card.MEDIUM { border-left: 3px solid var(--medium); }
.alert-card.LOW    { border-left: 3px solid var(--low);    }

.alert-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 10px; }
.alert-id   { font-family: monospace; font-size: 12px; color: var(--text-muted); }
.alert-body { display: grid; grid-template-columns: 1fr 1fr; gap: 4px 12px; }
.alert-stat { font-size: 12px; }
.alert-stat .label { color: var(--text-muted); display: block; font-size: 11px; }
.alert-stat .value { font-weight: 600; }
.change-pos { color: var(--high);   }
.change-neg { color: var(--success); }

.no-alerts {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}
.no-alerts .icon { font-size: 36px; margin-bottom: 8px; }

/* ===== LOADING OVERLAY ===== */
#loading-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  z-index: 100;
}
#loading-overlay.hidden { display: none; }
#loading-msg { color: var(--text-muted); font-size: 14px; }

.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== FOOTER ===== */
footer {
  padding: 8px 16px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  font-size: 11px;
  color: var(--text-muted);
  text-align: center;
  flex-shrink: 0;
}