:root {
  --bg: #f3f6fa;
  --card: #ffffff;
  --text: #13202f;
  --muted: #5b6b7d;
  --border: #dbe3ec;
  --accent: #1e5aa8;
  --accent-text: #ffffff;
  --chip: #e6edf6;
  --danger: #b3261e;
  --warn-bg: #fff4d6;
  --warn-text: #5c4300;
  --info-bg: #e3eefc;
  --info-text: #123d73;
  --error-bg: #fde7e6;
  --error-text: #7a1712;
  --rain-light: #7fb4ee;
  --rain-moderate: #2f7fd9;
  --rain-heavy: #173f8a;
  --grid: #e5ebf2;
  --radius: 14px;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1722;
    --card: #182333;
    --text: #e8eef6;
    --muted: #97a6b8;
    --border: #2a3a50;
    --accent: #5a9cf0;
    --accent-text: #08131f;
    --chip: #223149;
    --danger: #ff8a80;
    --warn-bg: #3b3115;
    --warn-text: #ffe39a;
    --info-bg: #17304f;
    --info-text: #cfe2ff;
    --error-bg: #46201e;
    --error-text: #ffd2cd;
    --rain-light: #5f9ee6;
    --rain-moderate: #8ec0ff;
    --rain-heavy: #d6e8ff;
    --grid: #26354a;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  padding-bottom: env(safe-area-inset-bottom);
}

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

.topbar {
  position: sticky; top: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: space-between;
  padding: calc(8px + env(safe-area-inset-top)) 16px 8px;
  background: var(--accent); color: #fff;
}
@media (prefers-color-scheme: dark) { .topbar { background: #13233a; } }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.15rem; }
.brand img { border-radius: 8px; }

main, #banners { max-width: 720px; margin: 0 auto; padding: 0 12px; }
main { padding-top: 8px; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin: 12px 0;
}
.card-head { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.card h2 { font-size: 1.05rem; margin: 0 0 6px; }

.muted { color: var(--muted); }
.small { font-size: .875rem; }
.tiny { font-size: .78rem; margin: 6px 0 0; }
.headline { font-size: 1.35rem; font-weight: 700; margin: 4px 0 10px; }

.banner { border-radius: 10px; padding: 10px 12px; margin: 10px 0 0; font-size: .92rem; }
.banner.warn { background: var(--warn-bg); color: var(--warn-text); }
.banner.info { background: var(--info-bg); color: var(--info-text); }
.banner.error { background: var(--error-bg); color: var(--error-text); }

.chips { display: flex; gap: 8px; overflow-x: auto; padding: 4px 0; scrollbar-width: none; }
.chips::-webkit-scrollbar { display: none; }
.chip {
  flex: 0 0 auto; min-height: 40px; padding: 8px 14px; border-radius: 999px;
  border: 1px solid var(--border); background: var(--chip); color: var(--text);
  font: inherit; font-size: .92rem; cursor: pointer; white-space: nowrap;
}
.chip[aria-selected="true"] { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }
.chip.off { opacity: .6; }

.btn {
  min-height: 44px; padding: 10px 16px; border-radius: 10px;
  border: 1px solid var(--border); background: var(--chip); color: var(--text);
  font: inherit; font-weight: 600; cursor: pointer;
}
.btn.small { min-height: 36px; padding: 6px 12px; font-size: .9rem; }
.topbar .btn { background: rgba(255,255,255,.18); color: #fff; border-color: rgba(255,255,255,.35); }
.btn.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }
.btn.danger-outline { background: transparent; color: var(--danger); border-color: var(--danger); }
.btn:disabled { opacity: .5; cursor: default; }
.btn-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0; }
.linkish { background: none; border: 0; padding: 0; color: var(--accent); font: inherit; cursor: pointer; text-align: left; }

.row { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 44px; }
.toggle span { font-weight: 600; }

input[type="checkbox"][role="switch"] {
  appearance: none; -webkit-appearance: none; width: 50px; height: 30px; border-radius: 999px;
  background: var(--border); position: relative; cursor: pointer; flex: 0 0 auto; margin: 0;
  transition: background .15s;
}
input[type="checkbox"][role="switch"]::after {
  content: ""; position: absolute; top: 3px; left: 3px; width: 24px; height: 24px; border-radius: 50%;
  background: #fff; transition: transform .15s; box-shadow: 0 1px 3px rgba(0,0,0,.3);
}
input[type="checkbox"][role="switch"]:checked { background: var(--accent); }
input[type="checkbox"][role="switch"]:checked::after { transform: translateX(20px); }
input[type="checkbox"][role="switch"]:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

input[type="search"], input[type="time"], input[type="password"], input:not([type]), select {
  min-height: 44px; padding: 8px 10px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--bg); color: var(--text); font: inherit;
}
.search { display: flex; gap: 8px; }
.search input { flex: 1; min-width: 0; }

.field { display: flex; flex-direction: column; gap: 4px; margin: 8px 0; font-size: .9rem; color: var(--muted); }
.field select, .field input { color: var(--text); }
.quiet-times { justify-content: flex-start; flex-wrap: wrap; }
.quiet-times label { display: flex; align-items: center; gap: 6px; }

.list { list-style: none; margin: 8px 0 0; padding: 0; }
.list > li { border-top: 1px solid var(--border); padding: 6px 0; }
.list > li:first-child { border-top: 0; }
.result-btn { width: 100%; min-height: 44px; text-align: left; background: none; border: 0; color: var(--text); font: inherit; cursor: pointer; padding: 6px 0; }
.result-btn small { color: var(--muted); }
.place-name { font-weight: 600; min-height: 44px; flex: 1; }

details.settings { margin-top: 6px; }
details.settings summary { cursor: pointer; min-height: 40px; display: flex; align-items: center; color: var(--accent); font-weight: 600; }
.settings-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 12px; }
.settings-grid .toggle { grid-column: 1 / -1; }

.status { font-size: .92rem; margin: 8px 0; }
.status .ok { color: #1f7a3a; }
@media (prefers-color-scheme: dark) { .status .ok { color: #7ddc98; } }
.status .bad { color: var(--danger); }
.status ol, .status ul { margin: 6px 0; padding-left: 20px; }

.chart svg { width: 100%; height: auto; display: block; }
.chart .bar-light { fill: var(--rain-light); }
.chart .bar-moderate { fill: var(--rain-moderate); }
.chart .bar-heavy { fill: var(--rain-heavy); }
.chart .bar-dry { fill: var(--grid); }
.chart .axis { fill: var(--muted); font-size: 11px; }
.chart .gridline { stroke: var(--grid); stroke-width: 1; }
.chart .threshold { stroke: var(--danger); stroke-width: 1; stroke-dasharray: 4 3; opacity: .7; }
.chart .nowline { stroke: var(--text); stroke-width: 1.5; opacity: .6; }

.map { height: 320px; border-radius: 10px; overflow: hidden; background: var(--grid); }
.map-controls { display: flex; align-items: center; gap: 8px; }
.leaflet-container { font: inherit; }

.footer { max-width: 720px; margin: 0 auto; padding: 8px 16px 24px; text-align: center; }

.toast {
  position: fixed; left: 50%; bottom: calc(20px + env(safe-area-inset-bottom)); transform: translateX(-50%);
  background: #13202f; color: #fff; padding: 10px 16px; border-radius: 10px; z-index: 2000;
  max-width: calc(100% - 32px); box-shadow: 0 4px 16px rgba(0,0,0,.3); font-size: .92rem;
}
@media (prefers-color-scheme: dark) { .toast { background: #e8eef6; color: #0f1722; } }

[hidden] { display: none !important; }

/* login page */
.login-body { display: flex; min-height: 100vh; align-items: center; justify-content: center; padding: 16px; }
.login-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px; width: 100%; max-width: 380px; text-align: center; }
.login-card img { border-radius: 16px; }
.login-card h1 { margin: 8px 0; }
.login-card form { display: flex; flex-direction: column; gap: 10px; text-align: left; margin-top: 12px; }
.login-card input { width: 100%; }
.error { color: var(--danger); margin: 0; }