/* SNOWLINE — cold, legible, readable in a car park at 6am with gloves on. */

:root {
  --bg: #0d1420;
  --bg-card: #141d2b;
  --bg-raised: #1b2637;
  --border: #263349;
  --border-soft: #1d2739;
  --text: #e8eef7;
  --text-dim: #9aabc2;
  --text-faint: #64768e;
  --accent: #5cc8f5;
  --accent-dim: #2b7fa8;
  --good: #4ade80;
  --warn: #fbbf24;
  --bad: #f87171;
  --shadow: rgba(0, 0, 0, 0.4);
  --radius: 12px;
  --wrap: 1200px;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #f4f7fb;
    --bg-card: #ffffff;
    --bg-raised: #eef3f9;
    --border: #d5e0ee;
    --border-soft: #e6edf6;
    --text: #14202f;
    --text-dim: #4f6076;
    --text-faint: #7d8ea4;
    --accent: #1a6f96;
    --accent-dim: #4d9ec2;
    --good: #15803d;
    --warn: #a16207;
    --bad: #b91c1c;
    --shadow: rgba(20, 40, 70, 0.08);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }

/* ---------------------------------------------------------------- masthead */

.masthead {
  padding: 44px 0 30px;
  border-bottom: 1px solid var(--border-soft);
  background: linear-gradient(180deg, var(--bg-raised), transparent);
}
.masthead h1 {
  margin: 0;
  font-size: clamp(2.1rem, 6vw, 3.1rem);
  font-weight: 700;
  letter-spacing: -0.03em;
}
.tagline {
  margin: 8px 0 0;
  color: var(--text-dim);
  font-size: 1.05rem;
  max-width: 62ch;
}

/* ---------------------------------------------------------------- controls */

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  padding: 22px 0;
  align-items: flex-end;
}
.control { display: flex; flex-direction: column; gap: 5px; }
.control label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--text-faint);
  font-weight: 600;
}
.control select {
  background: var(--bg-card);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 11px;
  font-size: 0.92rem;
  font-family: inherit;
  min-width: 140px;
}
.toggle { display: flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.toggle button {
  background: var(--bg-card);
  color: var(--text-dim);
  border: 0;
  padding: 9px 13px;
  font: inherit;
  font-size: 0.85rem;
  cursor: pointer;
}
.toggle button.on { background: var(--accent-dim); color: #fff; }

/* ---------------------------------------------------------------- status */

.status { color: var(--text-dim); padding: 8px 0 16px; font-size: 0.92rem; }
.degraded {
  background: color-mix(in srgb, var(--warn) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--warn) 40%, transparent);
  border-radius: 8px;
  padding: 11px 14px;
  margin-bottom: 18px;
  font-size: 0.87rem;
  color: var(--text-dim);
}
.degraded strong { color: var(--warn); }

/* ---------------------------------------------------------------- grid */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
  gap: 16px;
  padding-bottom: 40px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 13px;
  box-shadow: 0 1px 3px var(--shadow);
}

.card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.card-name { margin: 0; font-size: 1.18rem; font-weight: 650; letter-spacing: -0.015em; }
.card-where { color: var(--text-faint); font-size: 0.8rem; margin-top: 2px; }

.verdict { text-align: right; flex-shrink: 0; }
.verdict-label { font-weight: 700; font-size: 0.97rem; white-space: nowrap; }
.verdict-score { font-size: 0.72rem; color: var(--text-faint); font-variant-numeric: tabular-nums; }
.v-go   .verdict-label { color: var(--good); }
.v-good .verdict-label { color: var(--good); }
.v-fine .verdict-label { color: var(--text-dim); }
.v-marginal .verdict-label { color: var(--warn); }
.v-skip .verdict-label { color: var(--bad); }
.v-offseason .verdict-label,
.v-nodata .verdict-label { color: var(--text-faint); font-weight: 600; }
/* Out of season a card is still worth reading — it just shouldn't shout. */
.v-offseason { opacity: 0.72; }
.v-offseason:hover { opacity: 1; }

/* snow numbers — the headline of every card */
.snow {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border-soft);
  border-radius: 8px;
  overflow: hidden;
}
.snow div { background: var(--bg-raised); padding: 10px 8px; text-align: center; }
.snow .n {
  display: block;
  font-size: 1.35rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}
.snow .n.zero { color: var(--text-faint); font-weight: 500; }
.snow .n.big { color: var(--accent); }
.snow .k {
  display: block;
  font-size: 0.63rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-faint);
  margin-top: 3px;
}

/* seven-day sparkline of daily snowfall */
.spark { display: flex; align-items: flex-end; gap: 3px; height: 34px; }
.spark span {
  flex: 1;
  background: var(--accent-dim);
  border-radius: 2px 2px 0 0;
  min-height: 2px;
  position: relative;
}
.spark span.past { background: var(--border); }
.spark span.today { background: var(--accent); }

.rows { display: flex; flex-direction: column; gap: 7px; font-size: 0.87rem; }
.row { display: flex; gap: 9px; align-items: baseline; }
.row .rk {
  color: var(--text-faint);
  flex-shrink: 0;
  width: 74px;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.row .rv { color: var(--text-dim); }

.danger-dot {
  display: inline-block;
  width: 9px; height: 9px;
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: baseline;
}

.reasons { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 4px; }
.reasons li { font-size: 0.82rem; color: var(--text-dim); padding-left: 16px; position: relative; }
.reasons li::before { position: absolute; left: 0; }
.reasons li.good::before { content: "▲"; color: var(--good); font-size: 0.6rem; top: 3px; }
.reasons li.bad::before  { content: "▼"; color: var(--bad);  font-size: 0.6rem; top: 3px; }

.card-links { display: flex; gap: 14px; flex-wrap: wrap; font-size: 0.8rem; margin-top: auto; padding-top: 3px; }
.card-links a { text-decoration: none; }
.card-links a:hover { text-decoration: underline; }

/* ---------------------------------------------------------------- about */

.about {
  border-top: 1px solid var(--border-soft);
  padding: 34px 0;
  max-width: 74ch;
}
.about h2 { font-size: 1.3rem; margin: 0 0 12px; letter-spacing: -0.02em; }
.about p { color: var(--text-dim); }
.sources { margin: 22px 0; }
.sources dt {
  font-weight: 650;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-faint);
  margin-top: 14px;
}
.sources dd { margin: 4px 0 0; color: var(--text-dim); font-size: 0.92rem; }
/* The "I built this for myself" note — should read as a person talking, not boilerplate. */
.personal {
  font-size: 1rem;
  color: var(--text);
  border-left: 3px solid var(--accent-dim);
  padding-left: 15px;
  margin: 0 0 14px;
}
.warning {
  background: color-mix(in srgb, var(--bad) 9%, transparent);
  border-left: 3px solid var(--bad);
  padding: 13px 16px;
  border-radius: 0 8px 8px 0;
  font-size: 0.89rem;
}

.footer {
  border-top: 1px solid var(--border-soft);
  padding: 20px 0 36px;
  color: var(--text-faint);
  font-size: 0.83rem;
}
.footer p { margin: 0; }

@media (max-width: 600px) {
  .controls { gap: 10px; }
  .control select { min-width: 0; }
  .grid { grid-template-columns: 1fr; }
}

.masthead-links { margin: 14px 0 0; font-size: 0.92rem; }
.masthead-links a { font-weight: 600; text-decoration: none; }
.masthead-links a:hover { text-decoration: underline; }
.masthead-links span { color: var(--text-faint); margin-left: 6px; font-size: 0.85rem; }