:root {
  --bg: #f4f7f8;
  --panel: #ffffff;
  --ink: #1e2a30;
  --muted: #5f7278;
  --line: #dde5e8;
  --accent: #14697a;
  --danger: #d84b3a;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
  display: flex;
  min-height: 100vh;
}

/* ---- sidebar ---- */

#sidebar {
  width: 230px;
  flex-shrink: 0;
  background: var(--panel);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  transition: width 0.15s ease;
}

#sidebar.collapsed { width: 52px; }
#sidebar.collapsed .brand,
#sidebar.collapsed #loc-list,
#sidebar.collapsed .sidebar-footer { display: none; }

.sidebar-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px;
  border-bottom: 1px solid var(--line);
}

#sidebar-toggle {
  border: none;
  background: none;
  font-size: 18px;
  cursor: pointer;
  color: var(--muted);
  padding: 4px 8px;
}

.brand {
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
  font-size: 16px;
}

#loc-list { flex: 1; padding: 8px; overflow-y: auto; }

.loc-item {
  display: block;
  padding: 9px 12px;
  border-radius: var(--radius);
  color: var(--ink);
  text-decoration: none;
  margin-bottom: 2px;
}
.loc-item:hover { background: var(--bg); }
.loc-item.active { background: var(--accent); color: #fff; }

.sidebar-footer {
  padding: 12px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.side-link { color: var(--muted); text-decoration: none; font-size: 14px; }
.side-link:hover { color: var(--accent); }

/* ---- main layout ---- */

#main { flex: 1; padding: 28px 36px; max-width: 1100px; }

.page-title, .loc-title { margin: 0 0 8px; }

.loading { color: var(--muted); padding: 24px 0; }

.empty-state { text-align: center; padding: 80px 20px; }
.empty-state p { color: var(--muted); margin-bottom: 24px; }

.warning {
  background: #fdf3e4;
  border: 1px solid #eed9b0;
  border-radius: var(--radius);
  padding: 8px 12px;
  font-size: 14px;
}

.hint { color: var(--muted); font-size: 14px; margin: 4px 0 12px; }

/* ---- buttons ---- */

.btn {
  display: inline-block;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
  border-radius: var(--radius);
  padding: 9px 16px;
  font-size: 14px;
  cursor: pointer;
  text-decoration: none;
}
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-danger { color: var(--danger); border-color: var(--danger); background: none; }

/* ---- day view ---- */

.day-header { position: relative; margin-bottom: 16px; }
.day-date { margin: 0; font-weight: 500; color: var(--muted); }
.sun-times { color: var(--muted); font-size: 13px; }
.settings-link { position: absolute; top: 0; right: 0; }

.day-nav { display: flex; gap: 6px; margin-bottom: 20px; flex-wrap: wrap; }

.day-chip {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  cursor: pointer;
  font-size: 13px;
}
.day-chip.active { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }

.day-bar {
  display: block;
  width: 44px;
  height: 8px;
  border-radius: 4px;
}

.hour-list { display: flex; flex-direction: column; gap: 6px; }

.hour-row {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 6px solid var(--overall, var(--line));
  border-radius: var(--radius);
  padding: 8px 14px;
}
.hour-row.hour-bad { opacity: 0.65; }

.hour-time { width: 48px; font-weight: 600; font-size: 14px; }

.hour-dots { display: flex; gap: 18px; flex-wrap: wrap; }

.metric-cell { display: flex; align-items: center; gap: 6px; }

.metric-dot {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: default;
  flex-shrink: 0;
}
.metric-icon { font-size: 13px; }
.metric-value { font-size: 13px; color: var(--muted); }

.tooltip {
  position: absolute;
  transform: translate(-50%, -100%);
  background: var(--ink);
  color: #fff;
  font-size: 12px;
  padding: 5px 9px;
  border-radius: 6px;
  pointer-events: none;
  white-space: nowrap;
  z-index: 50;
}

/* ---- week summary (home) ---- */

.loc-summary {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 16px;
}
.loc-summary-title { margin: 0 0 10px; font-size: 17px; }

.week-row { display: flex; gap: 8px; flex-wrap: wrap; }

.week-day {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg);
  padding: 8px 10px;
  cursor: pointer;
  font-size: 12px;
}
.week-day:hover { border-color: var(--accent); }
.week-day-name { font-weight: 600; }
.week-day-date { color: var(--muted); }
.week-day .day-bar { width: 52px; margin-top: 3px; }

/* ---- settings ---- */

.settings-form { max-width: 640px; }

.settings-section {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 14px;
}
.settings-section h3 { margin: 0 0 4px; }

.field { display: flex; flex-direction: column; gap: 4px; margin: 10px 0; }
.field-label { font-size: 13px; color: var(--muted); }
.field input[type="text"], .field input[type="number"], .field select {
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 14px;
  background: #fff;
}
.field-row { display: flex; gap: 14px; flex-wrap: wrap; }
.field-row .field { flex: 1; min-width: 120px; }
.field-inline { flex-direction: row; align-items: center; gap: 8px; }

.cond-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }

.settings-actions { display: flex; gap: 10px; margin: 18px 0 40px; }

.swatches { display: inline-flex; gap: 3px; margin-left: 8px; }
.swatch { width: 16px; height: 16px; border-radius: 4px; display: inline-block; }

/* ---- direction wheel ---- */

.dir-wheel { width: 220px; height: 220px; display: block; margin: 10px 0; }
.dir-slice { fill: #e7edef; stroke: #fff; stroke-width: 1.5; cursor: pointer; }
.dir-slice:hover { fill: #cfdce0; }
.dir-slice.selected { fill: var(--accent); }
.dir-label { font-size: 9px; text-anchor: middle; dominant-baseline: middle; fill: var(--ink); pointer-events: none; }
.dir-hint { font-size: 10px; text-anchor: middle; dominant-baseline: middle; fill: var(--muted); }

/* ---- add location ---- */

.map { height: 420px; border-radius: var(--radius); border: 1px solid var(--line); }

.add-form { display: flex; gap: 12px; align-items: center; margin-top: 14px; flex-wrap: wrap; }
.add-form input[type="text"] {
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 14px;
  min-width: 240px;
}
.coords { color: var(--muted); font-size: 13px; }

/* ---- responsive ---- */

@media (max-width: 720px) {
  #main { padding: 16px; }
  #sidebar { position: sticky; top: 0; height: 100vh; }
  .metric-value { display: none; }
  .hour-dots { gap: 10px; }
}