/* ─── Rainfall Page ──────────────────────────────────────────────────────── */

/* Scroll offset for rainfall page sections */
#today-rainfall, #location-compare, #tank-calculator {
  scroll-margin-top: 6.5rem;
}

/* Section 1 – hero row */
.rain-hero-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1rem;
  align-items: stretch;
}
.rain-big-card { display: flex; flex-direction: column; justify-content: center; min-width: 9rem; }
.rain-big-num { display: flex; align-items: baseline; gap: .25rem; line-height: 1; margin: .25rem 0; }
.rain-big-num span:first-child { font-size: clamp(3rem, 8vw, 5rem); font-weight: 700; color: var(--color-neutral-900); letter-spacing: -.04em; }
.rain-unit { font-size: var(--text-xl); font-weight: 600; color: var(--color-neutral-500); }
.rain-forecast-pair { display: flex; flex-direction: column; gap: .75rem; }
.rain-mini-card { flex: 1; }
.rain-tier-card { display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; min-width: 12rem; gap: .25rem; }

/* Tier scale */
.rain-tier-scale {
  display: flex; gap: .5rem; flex-wrap: wrap; margin-top: .75rem;
}
.tier-dot {
  display: flex; flex-direction: column; align-items: center; gap: .2rem;
  padding: .375rem .625rem; border-radius: var(--radius-xl);
  border: 1px solid var(--color-neutral-200);
  background: var(--color-neutral-100);
  opacity: .5; transition: all var(--default-transition-duration) var(--default-transition-timing-function);
  cursor: default;
}
.tier-dot.active {
  opacity: 1; background: var(--color-teal-50); border-color: var(--color-teal-400);
  box-shadow: 0 2px 8px rgba(13,148,136,.15);
}
.tier-dot-icon  { font-size: 1.25rem; line-height: 1; }
.tier-dot-label { font-size: var(--text-xs); font-weight: var(--font-weight-medium); color: var(--color-neutral-600); white-space: nowrap; }
.tier-dot.active .tier-dot-label { color: var(--color-teal-700); font-weight: 600; }

/* 7-day forecast strip */
.forecast-strip {
  display: flex; gap: .5rem; align-items: flex-end; padding-top: 1rem; overflow-x: auto;
  scrollbar-width: none;
}
.forecast-strip::-webkit-scrollbar { display: none; }
.fcast-day {
  flex: 0 0 auto; display: flex; flex-direction: column; align-items: center; gap: .2rem; min-width: 3.5rem;
}
.fcast-label { font-size: var(--text-xs); font-weight: 600; color: var(--color-neutral-500); text-transform: uppercase; letter-spacing: .06em; }
.fcast-bar-wrap { display: flex; align-items: flex-end; height: 64px; }
.fcast-bar {
  width: 1.75rem; min-height: 4px; background: var(--color-teal-400);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  transition: height .4s ease;
}
.fcast-mm  { font-size: var(--text-xs); font-weight: 600; color: var(--color-neutral-700); }
.fcast-pct { font-size: var(--text-xs); color: #60a5fa; }

/* Section 2 – location comparison */
.location-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr)); gap: 1rem;
}
.location-card { display: flex; flex-direction: column; gap: .75rem; }
.loc-header { display: flex; align-items: center; gap: .5rem; }
.loc-emoji  { font-size: 1.5rem; }
.loc-name   { font-size: var(--text-lg); font-weight: 700; color: var(--color-neutral-900); flex: 1; }
.loc-badge  { font-size: 1rem; }
.loc-row    { display: flex; align-items: center; gap: .5rem; }
.loc-row-label { font-size: var(--text-xs); color: var(--color-neutral-500); text-transform: uppercase; letter-spacing: .06em; width: 4.5rem; flex-shrink: 0; }
.loc-bar-wrap { flex: 1; height: .625rem; background: var(--color-neutral-100); border-radius: 9999px; overflow: hidden; }
.location-bar {
  height: 100%; background: var(--color-teal-400); border-radius: 9999px;
  transition: width .6s cubic-bezier(.34,1.56,.64,1);
  min-width: 4px;
}
.loc-val  { font-size: var(--text-sm); font-weight: 700; color: var(--color-neutral-900); min-width: 4rem; text-align: right; }
.loc-sub  { font-size: var(--text-xs); color: var(--color-neutral-400); min-width: 3rem; text-align: right; }
.loc-disclaimer {
  font-size: var(--text-xs); color: var(--color-neutral-400); margin-top: 1rem;
  text-align: center; font-style: italic;
}

/* Section 3 – calculator */
.calc-card {
  display: grid; grid-template-columns: 1fr auto 1fr; gap: 2rem; align-items: start;
}
.calc-inputs, .calc-outputs { display: flex; flex-direction: column; gap: 1.25rem; }
.calc-section-label { font-size: var(--text-sm); font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--color-neutral-500); margin-bottom: .25rem; }
.calc-field { display: flex; flex-direction: column; gap: .25rem; }
.calc-field label { font-size: var(--text-sm); font-weight: var(--font-weight-medium); color: var(--color-neutral-700); }
.calc-field input {
  padding: .5rem .75rem; border: 1px solid var(--color-neutral-200); border-radius: var(--radius-xl);
  font-size: var(--text-sm); font-family: inherit; background: var(--color-neutral-50);
  color: var(--color-neutral-900); transition: border-color var(--default-transition-duration) var(--default-transition-timing-function);
  width: 100%;
}
.calc-field input:focus { outline: none; border-color: var(--color-teal-400); background: var(--color-white); }
.calc-hint { font-size: var(--text-xs); color: var(--color-neutral-400); }
.calc-divider { width: 1px; background: var(--color-neutral-200); align-self: stretch; }
.calc-results-grid {
  display: grid; grid-template-columns: 1fr 1fr 1fr; gap: .75rem;
}
.calc-result-item {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  padding: .75rem .5rem; border-radius: var(--radius-xl);
  background: var(--color-neutral-50); border: 1px solid var(--color-neutral-200);
}
.calc-result-item.calc-result-highlight {
  background: var(--color-teal-50); border-color: var(--color-teal-200);
}
.calc-result-label { font-size: var(--text-xs); text-transform: uppercase; letter-spacing: .06em; color: var(--color-neutral-500); margin-bottom: .2rem; }
.calc-result-val   { font-size: var(--text-xl); font-weight: 700; color: var(--color-neutral-900); line-height: 1.2; }
.calc-result-highlight .calc-result-val { color: var(--color-teal-700); }
.calc-result-unit  { font-size: var(--text-xs); color: var(--color-neutral-400); }

/* Tank visual */
.tank-visual-wrap  { display: flex; flex-direction: column; align-items: center; gap: .5rem; margin-top: .75rem; }
.tank-visual       { display: flex; align-items: flex-end; gap: .75rem; }
.tank-body {
  width: 4rem; height: 8rem; border: 2px solid var(--color-neutral-300);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  background: var(--color-neutral-100); position: relative; overflow: hidden;
  display: flex; flex-direction: column; justify-content: flex-end;
}
.tank-curr-fill {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: var(--color-neutral-200);
  transition: height .6s ease;
}
.tank-new-fill {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: linear-gradient(to top, var(--color-teal-400), var(--color-teal-300));
  transition: height .6s ease; opacity: .8;
}
.tank-label-inside {
  position: absolute; bottom: .25rem; left: 0; right: 0;
  text-align: center; font-size: .6rem; color: var(--color-teal-700); font-weight: 600; z-index: 1;
  pointer-events: none;
}
.tank-pct-label { font-size: var(--text-2xl); font-weight: 700; color: var(--color-teal-700); }
.tank-gal-label { font-size: var(--text-sm); color: var(--color-neutral-500); }
.calc-message {
  margin-top: .75rem; padding: .625rem 1rem; background: var(--color-teal-50);
  border: 1px solid var(--color-teal-100); border-radius: var(--radius-xl);
  font-size: var(--text-sm); color: var(--color-teal-700); font-style: italic; line-height: 1.5;
}
.calc-formula-note { font-size: var(--text-xs); color: var(--color-neutral-400); margin-top: .5rem; font-style: italic; }

/* Responsive – rainfall page */
@media (max-width: 900px) {
  .rain-hero-row { grid-template-columns: 1fr 1fr; }
  .rain-tier-card { grid-column: 1 / -1; }
  .calc-card { grid-template-columns: 1fr; }
  .calc-divider { width: 100%; height: 1px; }
}
@media (max-width: 640px) {
  .rain-hero-row { grid-template-columns: 1fr; }
  .rain-forecast-pair { flex-direction: row; }
  .calc-results-grid { grid-template-columns: 1fr 1fr; }
  .calc-result-highlight { grid-column: 1 / -1; }
}