:root {
  --bg: #f5f7fa;
  --surface: #ffffff;
  --text: #1a2233;
  --text-muted: #5b6b85;
  --accent: #4f86c6;
  --accent-soft: #e5edf6;
  --border: #d8e0eb;
  --shadow: 0 1px 3px rgba(20, 40, 80, 0.08);
  --shadow-lg: 0 8px 28px rgba(20, 40, 80, 0.18);
  --radius: 12px;
  --gap: 12px;
  --precip: #2c6ec0;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.4;
  -webkit-tap-highlight-color: transparent;
}

button { font: inherit; color: inherit; }
a { color: var(--accent); }
h1, h2 { margin: 0; }

/* ===== Cities bar ===== */
.cities-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  padding-top: max(8px, env(safe-area-inset-top));
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.chips {
  flex: 1;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  min-height: 36px;
  align-items: center;
}
.chips::-webkit-scrollbar { display: none; }

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 4px 6px 14px;
  background: var(--accent-soft);
  color: var(--text);
  border-radius: 999px;
  border: 1px solid transparent;
  white-space: nowrap;
  font-size: 14px;
  cursor: pointer;
  user-select: none;
  transition: background 120ms, color 120ms;
}
.chip.active {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}
.chip-remove {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.10);
  color: inherit;
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
  border: none;
  padding: 0;
}
.chip.active .chip-remove { background: rgba(255, 255, 255, 0.30); }
.chip-remove:hover { background: rgba(0, 0, 0, 0.20); }
.chip.active .chip-remove:hover { background: rgba(255, 255, 255, 0.45); }

.bar-actions { display: flex; gap: 6px; align-items: center; }

.unit-toggle {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 2px;
  background: var(--surface);
}
.unit-opt {
  background: transparent;
  border: none;
  padding: 4px 8px;
  font-size: 12px;
  cursor: pointer;
  border-radius: 999px;
  min-width: 30px;
  color: var(--text-muted);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}
.unit-opt.active {
  background: var(--accent);
  color: white;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 50%;
  font-size: 18px;
  cursor: pointer;
  color: inherit;
}
.icon-btn:hover { background: var(--accent-soft); }
.icon-btn:active { transform: scale(0.95); }

/* ===== Tabs ===== */
.tabs {
  display: flex;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.tab {
  flex: 1;
  padding: 12px;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  font-size: 15px;
  cursor: pointer;
  color: var(--text-muted);
}
.tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
  font-weight: 600;
}

/* ===== Main / views ===== */
main {
  padding: var(--gap);
  padding-bottom: max(var(--gap), env(safe-area-inset-bottom));
}
.view { animation: fadeIn 150ms ease-out; }
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: none; }
}

/* ===== Empty state ===== */
.empty-state {
  text-align: center;
  padding: 48px 24px;
}
.empty-icon { font-size: 64px; margin-bottom: 8px; }
.empty-state h1 { font-size: 22px; margin-bottom: 6px; }
.empty-state p { color: var(--text-muted); margin: 0 0 24px; }
.empty-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 280px;
  margin: 0 auto;
}
.btn {
  padding: 12px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 15px;
  cursor: pointer;
  color: inherit;
}
.btn.primary {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}
.btn:active { transform: scale(0.98); }

/* ===== Current weather card ===== */
.current {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  margin-bottom: 16px;
}
.current-top {
  display: flex;
  align-items: center;
  gap: 16px;
}
.current-text { flex: 1; min-width: 0; }
.current-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.current-icon { font-size: 56px; line-height: 1; }
.current-temp { font-size: 44px; font-weight: 300; line-height: 1; flex: 1; min-width: 0; }
.current-label { color: var(--text-muted); font-size: 14px; margin-top: 4px; }
.current-unit-toggle { flex: 0 0 auto; }
.current-place { font-weight: 500; color: var(--text); }
.stale-badge {
  display: inline-block;
  background: #fff4cc;
  color: #7a5d00;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 999px;
  margin-left: 8px;
  font-weight: 500;
  vertical-align: middle;
}
.current-meta {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
  margin-top: 14px;
  font-size: 10px;
  color: var(--text-muted);
  text-align: center;
}
.current-meta > div strong {
  display: block;
  color: var(--text);
  font-size: 13px;
  font-weight: 500;
  margin-top: 2px;
  font-variant-numeric: tabular-nums;
}

/* ===== Twemoji icons ===== */
.emoji {
  display: inline-block;
  height: 1em;
  width: 1em;
  vertical-align: -0.125em;
  margin: 0 0.05em;
}
/* In contexts where the emoji is the only content of its cell, drop the margin. */
.current-icon .emoji,
.hour-icon .emoji,
.day-icon .emoji,
.next-hour-icons .emoji { margin: 0; }

/* ===== Next-hour rain stripe ===== */
.next-hour {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 14px;
  margin: 8px 0 12px;
  background: var(--accent-soft);
  border-radius: var(--radius);
}
.next-hour-icons {
  display: flex;
  align-items: center;
  gap: 4px;
  line-height: 1;
}
.next-hour-icons .emoji {
  width: 20px;
  height: 20px;
}
.next-hour-meta {
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 1px;
}
.next-hour-title {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
}
.next-hour-meta strong {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

/* ===== Section title ===== */
.section-title {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-muted);
  margin: 16px 4px 8px;
  font-weight: 600;
}

/* ===== Trend charts (uPlot) ===== */
.chart-panel {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 4px 8px 5px;
}
.chart {
  width: 100%;
  min-height: 92px;
}
.chart-legend {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 4px 10px;
  margin-top: 6px;
  font-size: 11px;
  color: var(--text-muted);
}
.chart-legend-grp { display: flex; align-items: center; gap: 6px; }
.chart-legend-bar {
  width: 70px;
  height: 7px;
  border-radius: 4px;
  background: linear-gradient(to right, #dce8f5, #86bdeb, #4f93da, #2f5fc0, #333aa6, #6a2fae);
}
.chart-note { color: var(--text-muted); }
.chart-fallback {
  padding: 18px;
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
}
.uplot, .uplot * { box-sizing: border-box; }

/* ===== Hourly strip ===== */
.hourly {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
}
.hourly::-webkit-scrollbar { height: 6px; }
.hourly::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
.hour {
  flex: 0 0 auto;
  width: 64px;
  background: var(--surface);
  border-radius: var(--radius);
  padding: 8px 4px 12px;
  text-align: center;
  font-size: 13px;
  box-shadow: var(--shadow);
}
.hour-day {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--accent);
  min-height: 14px;
  line-height: 14px;
}
.hour-daybreak {
  border-left: 2px solid var(--accent);
  padding-left: 2px;
}
.hour-time { color: var(--text-muted); font-size: 12px; }
.hour-icon { font-size: 22px; margin: 4px 0; line-height: 1; }
.hour-temp { font-weight: 500; }
.hour-dew {
  color: var(--text-muted);
  font-size: 9px;
  line-height: 1.2;
  min-height: 11px;
  margin-top: 1px;
  letter-spacing: 0.2px;
}
.hour-precip {
  color: var(--precip);
  font-size: 11px;
  margin-top: 2px;
  min-height: 14px;
}

/* ===== Daily list ===== */
.daily {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.day {
  display: grid;
  grid-template-columns: 78px 30px 34px 1fr 34px;
  align-items: center;
  gap: 3px 8px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}
.day:last-child { border-bottom: none; }
.day-name { font-weight: 500; }
.day-icon { font-size: 20px; text-align: center; line-height: 1; }
.day-lo {
  text-align: right;
  color: var(--text-muted);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}
.day-hi {
  text-align: left;
  font-weight: 500;
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}
.day-bar {
  position: relative;
  height: 6px;
  border-radius: 3px;
  background: var(--accent-soft);
}
.day-bar-fill {
  position: absolute;
  top: 0;
  bottom: 0;
  border-radius: 3px;
  min-width: 4px;
}
.day-bar-dot {
  position: absolute;
  top: 50%;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--text);
  transform: translate(-50%, -50%);
}
.day-sub {
  grid-column: 1 / -1;
  display: flex;
  gap: 12px;
  font-size: 11px;
  color: var(--text-muted);
}
.day-sub .s-precip { color: var(--precip); }
.day-sub .s-dew { font-variant-numeric: tabular-nums; }
.day-sub .s-dew strong { color: var(--text); font-weight: 600; }

/* ===== Attribution ===== */
.attribution {
  font-size: 11px;
  color: var(--text-muted);
  text-align: center;
  margin-top: 16px;
}
.attribution a { color: var(--text-muted); text-decoration: underline; }

/* ===== Radar ===== */
.map {
  width: 100%;
  height: 65vh;
  min-height: 360px;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  background: #d8e0eb;
}
.radar-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 12px;
  padding: 8px 12px;
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.radar-controls input[type=range] { flex: 1; accent-color: var(--accent); }
.radar-time {
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  color: var(--text-muted);
  min-width: 72px;
  text-align: right;
}

/* ===== Loading skeleton ===== */
.skeleton {
  background: linear-gradient(90deg, var(--accent-soft) 0%, #eef3f9 50%, var(--accent-soft) 100%);
  background-size: 200% 100%;
  animation: shimmer 1.4s linear infinite;
  border-radius: var(--radius);
}
@keyframes shimmer {
  from { background-position: 200% 0; }
  to   { background-position: -200% 0; }
}

/* ===== Toast ===== */
#toast-host {
  position: fixed;
  bottom: max(20px, env(safe-area-inset-bottom));
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 100;
  pointer-events: none;
  max-width: calc(100vw - 32px);
}
.toast {
  background: #1a2233;
  color: white;
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  pointer-events: auto;
  box-shadow: var(--shadow-lg);
  animation: slideUp 200ms ease-out;
}
@keyframes slideUp {
  from { transform: translateY(8px); opacity: 0; }
  to   { transform: none; opacity: 1; }
}
.toast button {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: white;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 13px;
  cursor: pointer;
}
.toast button:hover { background: rgba(255, 255, 255, 0.12); }

/* ===== Dialog ===== */
.dialog {
  border: none;
  border-radius: 16px;
  padding: 0;
  width: min(92vw, 480px);
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow-lg);
}
.dialog::backdrop { background: rgba(20, 40, 80, 0.30); }
.dialog header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}
.dialog header h2 { font-size: 16px; font-weight: 600; }
.dialog input[type=search] {
  display: block;
  width: calc(100% - 32px);
  margin: 12px 16px 0;
  padding: 10px 12px;
  font-size: 15px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  color: inherit;
}
.dialog input[type=search]:focus { outline: 2px solid var(--accent); outline-offset: 0; }
.search-results {
  list-style: none;
  margin: 8px 0 12px;
  padding: 0 8px;
  max-height: 50vh;
  overflow-y: auto;
}
.search-results li {
  padding: 10px 12px;
  border-radius: 8px;
  cursor: pointer;
}
.search-results li:hover { background: var(--accent-soft); }
.search-results .meta {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}
.search-results .empty {
  color: var(--text-muted);
  padding: 24px 12px;
  text-align: center;
  cursor: default;
}
.search-results .empty:hover { background: transparent; }

/* ===== Error state ===== */
.error-card {
  background: #fdecec;
  color: #861a1a;
  padding: 16px;
  border-radius: var(--radius);
}

/* ===== Footer ===== */
.app-footer {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  padding: 16px 12px;
  padding-bottom: max(16px, env(safe-area-inset-bottom));
  font-size: 11px;
  color: var(--text-muted);
}
.app-footer .version {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-variant-numeric: tabular-nums;
}
.app-footer .version-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
}
.app-footer .sep { opacity: 0.5; }
.app-footer a {
  color: var(--text-muted);
  text-decoration: none;
}
.app-footer a:hover {
  color: var(--accent);
  text-decoration: underline;
}