/* River — site styles.
   Fingerprinted by asset() with the file's mtime, so a deploy busts the cache. */

:root {
  color-scheme: light dark;
  --bg:       #f4f7f9;
  --panel:    #ffffff;
  --ink:      #16242e;
  --muted:    #5b7183;
  --line:     #dbe4ea;
  --accent:   #1f6f8b;
  --accent-2: #4aa3b8;
  --dot:      #d98324;
  --alert:    #b3261e;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg:       #0d161c;
    --panel:    #14212a;
    --ink:      #e6eef3;
    --muted:    #90a6b5;
    --line:     #24343f;
    --accent:   #6fc0d6;
    --accent-2: #3d8ba3;
    --dot:      #e6a552;
    --alert:    #ef9a93;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.6 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

main {
  flex: 1;
  width: 100%;
  max-width: 46rem;
  margin: 0 auto;
  padding: clamp(2.5rem, 8vw, 6rem) 1.5rem 3rem;
}

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

.eyebrow {
  margin: 0 0 .75rem;
  font: 500 .8125rem/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
}

h1 {
  margin: 0 0 .5rem;
  font-size: clamp(2.5rem, 9vw, 4rem);
  line-height: 1.05;
  letter-spacing: -.02em;
  font-weight: 650;
}

.lede {
  margin: 0 0 2.5rem;
  font-size: clamp(1.0625rem, 2.5vw, 1.25rem);
  color: var(--muted);
  max-width: 34rem;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.5rem 1.5rem 1.25rem;
  margin-bottom: 2.5rem;
}

.card p { margin: 0; color: var(--muted); }

.status {
  display: flex;
  align-items: center;
  gap: .625rem;
  margin: 0 0 .625rem;
  font-weight: 600;
  color: var(--ink) !important;
}

.dot {
  width: .625rem;
  height: .625rem;
  border-radius: 50%;
  background: var(--dot);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--dot) 22%, transparent);
  flex: none;
}

h2 {
  margin: 0 0 .875rem;
  font-size: .8125rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
}

ul { margin: 0; padding: 0; list-style: none; }

li {
  padding: .75rem 0;
  border-top: 1px solid var(--line);
  display: flex;
  gap: .875rem;
  align-items: baseline;
}

li:last-child { border-bottom: 1px solid var(--line); }
li b { font-weight: 600; flex: none; min-width: 9.5rem; }
li span { color: var(--muted); }

footer {
  border-top: 1px solid var(--line);
  padding: 1.25rem 1.5rem;
  text-align: center;
  color: var(--muted);
  font-size: .875rem;
}

.wave { display: block; width: 100%; height: 90px; margin-top: auto; }

@media (max-width: 34rem) {
  li { display: block; }
  li b { min-width: 0; display: block; }
}

/* --- current conditions ------------------------------------------------- */

.conditions { margin-bottom: 2.5rem; }

.banner {
  margin: 0 0 1.5rem;
  padding: 1rem 1.25rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--panel);
  border-left: 4px solid var(--dot);
  color: var(--muted);
}
.banner strong { color: var(--ink); display: block; margin-bottom: .25rem; }
.banner.preview { border-left-color: var(--accent); }

.readings { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 1rem; }

.reading {
  flex: 1 1 12rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.25rem 1.5rem;
}
.reading .label {
  display: block;
  font: 500 .75rem/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  letter-spacing: .08em; text-transform: uppercase; color: var(--muted);
  margin-bottom: .375rem;
}
.reading .value {
  display: block;
  font-size: clamp(2rem, 6vw, 2.75rem);
  font-weight: 650; letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
}
.reading.water .value { color: var(--accent); }

/* Past the stale threshold the number is history, and must not read as the
   current temperature (HLD D11). */
.reading.historic { opacity: .55; }
.reading.historic .value { color: var(--muted); font-weight: 550; }

.taken { margin: 0 0 1rem; color: var(--muted); font-size: .9375rem; }
.health { margin: 0; color: var(--muted); font-size: .875rem; }
.health small { display: block; margin-top: .125rem; opacity: .75; }

.more { margin: 0 0 2.5rem; }

ul.stationlist { margin: 0 0 2.5rem; }
ul.stationlist li { justify-content: space-between; }
ul.stationlist a { font-weight: 600; text-decoration: none; }
ul.stationlist a:hover { text-decoration: underline; }

/* --- chart --------------------------------------------------------------- */

.chartwrap { margin: 0 0 1.5rem; }

svg.chart {
  display: block; width: 100%; height: auto;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
}
svg.chart .grid { stroke: var(--line); stroke-width: 1; }
svg.chart .line { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
svg.chart .band { opacity: .18; stroke: none; }
svg.chart .ylab { fill: var(--muted); font-size: 11px; text-anchor: end; }
svg.chart .xlab { fill: var(--muted); font-size: 11px; text-anchor: middle; }

figcaption { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: .625rem;
             font-size: .8125rem; color: var(--muted); align-items: center; }
.key::before { content: ""; display: inline-block; width: .75rem; height: .1875rem;
               border-radius: 2px; margin-right: .375rem; vertical-align: middle; }
.key.water::before { background: var(--accent); }
.key.air::before   { background: var(--accent-2); }
.hint { margin-left: auto; opacity: .8; }

nav.ranges { display: flex; flex-wrap: wrap; gap: .5rem; margin: 0 0 1rem; }
nav.ranges a {
  padding: .375rem .75rem; border: 1px solid var(--line); border-radius: 999px;
  text-decoration: none; color: var(--muted); font-size: .875rem;
}
nav.ranges a.on { background: var(--accent); border-color: var(--accent); color: #fff; }

details.figures { margin-bottom: 2.5rem; }
details.figures summary { cursor: pointer; color: var(--muted); font-size: .875rem; }
details.figures .scroll { overflow-x: auto; margin-top: .75rem; }
details.figures table { width: 100%; border-collapse: collapse; font-size: .8125rem; }
details.figures th, details.figures td {
  padding: .375rem .625rem; text-align: left; border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
details.figures th { color: var(--muted); font-weight: 600; }
details.figures .n { text-align: right; font-variant-numeric: tabular-nums; }
details.figures tr.suspect { background: color-mix(in srgb, var(--dot) 12%, transparent); }