/* ============================================================
   weather.fabricoh.com — Phase 3 stylesheet
   Clean & minimal design, mobile-first, light background
   ============================================================ */

/* ── Reset & base ─────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --color-bg:        #f7f6f3;
  --color-surface:   #ffffff;
  --color-border:    #e4e1d9;
  --color-border-lg: #d0cdc4;
  --color-text:      #1a1916;
  --color-muted:     #7a7870;
  --color-accent:    #2563eb;
  --color-accent-lt: #eff4ff;
  --color-warm:      #e05d10;      /* record high */
  --color-cool:      #1d72b8;      /* record low  */
  --color-success:   #16a34a;
  --color-rain:      #0369a1;

  --radius-sm: 6px;
  --radius:    10px;
  --radius-lg: 14px;

  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: ui-monospace, 'SF Mono', Menlo, monospace;

  --shadow-sm: 0 1px 3px rgba(0,0,0,.06);
  --shadow:    0 2px 8px rgba(0,0,0,.08);
}

html { font-size: 16px; }

body {
  font-family: var(--font);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
  min-height: 100vh;
}

a { color: var(--color-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Focus states (5.2 accessibility) ─────────────────────── */
/* Buttons below use `outline: none`-equivalent custom styling that can
   make the default focus ring hard to see, so define one explicitly. */
a:focus-visible,
button:focus-visible,
select:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ── Layout ───────────────────────────────────────────────── */

.site-wrap {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 16px 48px;
}

/* ── Header ───────────────────────────────────────────────── */

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0 14px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 8px;
}

.site-title {
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -.01em;
}

.site-title span {
  font-weight: 400;
  color: var(--color-muted);
  font-size: .875rem;
  margin-left: 6px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* Unit selector */
.unit-selector {
  display: flex;
  gap: 2px;
  background: var(--color-border);
  border-radius: var(--radius-sm);
  padding: 2px;
}

.unit-btn {
  background: none;
  border: none;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 4px 12px;
  font-size: .75rem;
  font-weight: 500;
  border-radius: 4px;
  cursor: pointer;
  color: var(--color-muted);
  transition: background .12s, color .12s;
}

.unit-btn.active {
  background: var(--color-surface);
  color: var(--color-text);
  box-shadow: var(--shadow-sm);
}

/* Last updated */
.last-updated {
  font-size: .75rem;
  color: var(--color-muted);
}

.last-updated.stale { color: var(--color-warm); }

/* ── Current conditions ───────────────────────────────────── */

.current-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
}

.current-hero {
  display: flex;
  align-items: flex-end;
  gap: 16px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.current-temp {
  font-size: 3.25rem;
  font-weight: 300;
  letter-spacing: -.03em;
  line-height: 1;
}

.current-feels {
  font-size: .875rem;
  color: var(--color-muted);
  padding-bottom: 6px;
}

.current-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 10px;
}

.current-item {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
}

.current-label {
  font-size: .6875rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--color-muted);
  margin-bottom: 4px;
}

.current-value {
  font-size: 1.125rem;
  font-weight: 500;
}

.current-value.indoor {
  font-size: .9375rem;
  font-weight: 400;
}

/* Battery indicator */
.batt-ok   { color: var(--color-success); }
.batt-low  { color: var(--color-warm); font-weight: 600; }

/* ── Chart section ────────────────────────────────────────── */

.chart-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
}

.chart-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  flex-wrap: wrap;
  gap: 10px;
}

.chart-range-btns {
  display: flex;
  gap: 4px;
}

.range-btn {
  background: none;
  border: 1px solid var(--color-border-lg);
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 5px 14px;
  font-size: .8125rem;
  cursor: pointer;
  color: var(--color-muted);
  transition: all .12s;
}

.range-btn:hover { border-color: var(--color-accent); color: var(--color-accent); }

.range-btn.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

.chart-channel-select {
  border: 1px solid var(--color-border-lg);
  border-radius: var(--radius-sm);
  min-height: 44px;
  padding: 5px 10px;
  font-size: .8125rem;
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
}

.chart-summary {
  display: flex;
  gap: 20px;
  font-size: .8125rem;
  color: var(--color-muted);
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.chart-summary strong { color: var(--color-text); }

.chart-wrap {
  position: relative;
  height: 220px;
}

.chart-loading {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .875rem;
  color: var(--color-muted);
  background: var(--color-surface);
}

/* ── Records section ──────────────────────────────────────── */

.records-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  flex-wrap: wrap;
  gap: 8px;
}

.section-title {
  font-size: 1rem;
  font-weight: 600;
}

.records-type-btns {
  display: flex;
  gap: 3px;
  flex-wrap: wrap;
}

.rec-type-btn {
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 4px 12px;
  font-size: .75rem;
  cursor: pointer;
  color: var(--color-muted);
  transition: all .12s;
}

.rec-type-btn:hover { border-color: var(--color-accent); color: var(--color-accent); }

.rec-type-btn.active {
  background: var(--color-accent-lt);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.records-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 8px;
}

.record-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
}

.record-channel {
  font-size: .6875rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--color-muted);
  margin-bottom: 6px;
}

.record-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  font-size: .875rem;
  line-height: 1.6;
}

.record-row .val { font-weight: 600; }
.record-row .val.high { color: var(--color-warm); }
.record-row .val.low  { color: var(--color-cool); }
.record-row .when     { font-size: .725rem; color: var(--color-muted); }

.records-rain {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--color-border);
  font-size: .875rem;
  color: var(--color-muted);
}

.records-rain strong { color: var(--color-rain); }

/* ── Sun & Moon section ───────────────────────────────────── */

.sun-moon-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
}

.sun-moon-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

@media (min-width: 560px) {
  .sun-moon-grid { grid-template-columns: repeat(4, 1fr); }
}

.sun-moon-item {
  text-align: center;
  padding: 12px 8px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}

.sun-moon-icon {
  font-size: 1.375rem;
  margin-bottom: 4px;
}

.sun-moon-label {
  font-size: .6875rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--color-muted);
  margin-bottom: 2px;
}

.sun-moon-time {
  font-size: 1rem;
  font-weight: 500;
}

.moon-info {
  margin-top: 10px;
  text-align: center;
  font-size: .8125rem;
  color: var(--color-muted);
}

/* ── Footer ───────────────────────────────────────────────── */

.site-footer {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
  font-size: .75rem;
  color: var(--color-muted);
  margin-top: 8px;
}

/* ── Loading skeleton ─────────────────────────────────────── */

@keyframes shimmer {
  0%   { background-position: -400px 0; }
  100% { background-position:  400px 0; }
}

.skeleton {
  background: linear-gradient(90deg, #eee 25%, #f5f5f5 50%, #eee 75%);
  background-size: 400px 100%;
  animation: shimmer 1.2s infinite;
  border-radius: 4px;
  display: inline-block;
}

/* ── Error state ──────────────────────────────────────────── */

.error-msg {
  color: var(--color-warm);
  font-size: .875rem;
  padding: 8px 0;
}

/* ── Responsive ───────────────────────────────────────────── */

@media (max-width: 480px) {
  .site-header { flex-direction: column; align-items: flex-start; }
  .current-temp { font-size: 2.5rem; }
  .chart-controls { flex-direction: column; align-items: flex-start; }
  .section-header { flex-direction: column; align-items: flex-start; }
}