/* ---- WATER LEVELS PAGE ---- */

.page-hero {
  padding: 140px 0 60px;
  background: var(--color-primary);
  color: var(--color-white);
}

.page-hero .section-label {
  color: rgba(255, 255, 255, 0.5);
}

.page-hero h1 {
  font-size: 48px;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.page-hero p {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.7);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 32px;
}

/* Current levels summary */
.levels-summary {
  padding: 40px 0;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-gray-100);
}

.levels-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.level-card {
  padding: 24px;
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-lg);
  transition: box-shadow 0.2s;
}

.level-card:hover {
  box-shadow: var(--shadow-md);
}

.level-location {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}

.level-value {
  font-size: 36px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
}

.level-value span {
  font-size: 16px;
  font-weight: 500;
  color: var(--color-text-light);
}

.level-change {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  font-weight: 500;
}

.level-change svg {
  width: 12px;
  height: 12px;
}

.level-change.positive {
  color: #16a34a;
}

.level-change.negative {
  color: #dc2626;
}

/* Benefits */
.benefits {
  padding: 80px 0;
  border-bottom: 1px solid var(--color-gray-100);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.benefit-card {
  padding: 24px;
}

.benefit-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  background: rgba(37, 84, 232, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.benefit-icon svg {
  width: 22px;
  height: 22px;
  color: var(--color-accent);
}

.benefit-card h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 6px;
}

.benefit-card p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* Charts section */
.charts-section {
  padding: 100px 0;
  background: var(--color-gray-50);
}

.charts-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.chart-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-100);
  padding: 24px;
  transition: box-shadow 0.2s;
}

.chart-card:hover {
  box-shadow: var(--shadow-md);
}

.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}

.chart-header h3 {
  font-size: 16px;
  font-weight: 600;
}

.chart-unit {
  font-size: 12px;
  color: var(--color-text-light);
  margin-bottom: 12px;
}

.chart-wrapper {
  height: 260px;
  position: relative;
}

.range-tabs {
  display: flex;
  gap: 0;
  background: var(--color-gray-50);
  border-radius: 6px;
  padding: 2px;
}

.range-tab {
  padding: 5px 14px;
  font-size: 12px;
  font-weight: 500;
  border: none;
  background: none;
  cursor: pointer;
  border-radius: 4px;
  color: var(--color-text-light);
  font-family: var(--font-body);
  transition: all 0.2s;
}

.range-tab.active {
  background: var(--color-white);
  color: var(--color-text);
  box-shadow: var(--shadow-sm);
}

.range-tab:hover:not(.active) {
  color: var(--color-text);
}

/* Chart legend */
.chart-legend {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin-top: 32px;
}

.chart-legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-text-light);
}

.chart-legend-line {
  width: 24px;
  height: 2px;
  border-radius: 1px;
}

.chart-legend-line.solid {
  background: #3b6ddb;
}

.chart-legend-line.dashed {
  background: repeating-linear-gradient(
    90deg,
    rgba(59, 109, 219, 0.5) 0,
    rgba(59, 109, 219, 0.5) 6px,
    transparent 6px,
    transparent 10px
  );
}

/* Explainer */
.explainer {
  padding: 100px 0;
}

.explainer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.explainer-steps {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.explainer-step {
  display: flex;
  gap: 16px;
}

.explainer-step-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(37, 84, 232, 0.08);
  color: var(--color-accent);
  font-weight: 700;
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.explainer-step h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}

.explainer-step p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* Responsive */
@media (max-width: 1024px) {
  .levels-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .page-hero h1 {
    font-size: 32px;
  }

  .levels-grid {
    grid-template-columns: 1fr;
  }

  .benefits-grid {
    grid-template-columns: 1fr;
  }

  .charts-grid {
    grid-template-columns: 1fr;
  }

  .chart-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .explainer-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}