* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: #0f1419;
  color: #e6e6e6;
  min-height: 100vh;
  font-size: 1.5rem;
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

h1 {
  text-align: center;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 2rem;
  font-size: 2.5rem;
}

.card {
  background: #1a2230;
  border: 1px solid #2a3445;
  border-radius: 12px;
  padding: 1.5rem;
}

.card-today {
  padding: 2rem;
  margin-bottom: 1rem;
}

.card-today .label {
  font-size: 1.4rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #8aa0b8;
  margin-bottom: 1.25rem;
  text-align: center;
}

.prices {
  display: flex;
  justify-content: space-around;
  gap: 1rem;
}

.price { text-align: center; flex: 1; }

.price .region {
  font-size: 1.35rem;
  color: #8aa0b8;
  margin-bottom: 0.5rem;
}

.price .value {
  font-size: 3.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #ffffff;
}

.prev-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.card-prev .label {
  font-size: 1.3rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #8aa0b8;
  margin-bottom: 0.75rem;
}

.prev-prices {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 1.6rem;
}

.prev-prices .region {
  display: inline-block;
  width: 2.6rem;
  color: #8aa0b8;
  font-size: 1.35rem;
}

footer {
  margin-top: 2rem;
  text-align: center;
  font-size: 1.35rem;
  color: #6a7d92;
}

footer a { color: #8aa0b8; }

.loading, .muted { text-align: center; color: #6a7d92; }
.error { text-align: center; color: #d97474; padding: 1rem; }

.card-groceries {
  margin-top: 1rem;
}

.g-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.g-header h2 {
  margin: 0;
  font-size: 1.6rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.g-period {
  font-size: 1.3rem;
  color: #8aa0b8;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.grocery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 0.75rem;
}

.g-label {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.grocery {
  background: #0f1722;
  border: 1px solid #2a3445;
  border-radius: 8px;
  padding: 0.7rem 0.8rem;
}

.g-baseline-note {
  margin: 0 0 0.9rem 0;
  font-size: 1.28rem;
  color: #6a7d92;
}

.g-baseline-label {
  color: #8aa0b8;
  font-weight: 600;
}

.g-label {
  font-size: 1.3rem;
  color: #8aa0b8;
  margin-bottom: 0.35rem;
}

.g-baseline {
  font-size: 1.22rem;
  color: #6a7d92;
  margin-top: 0.3rem;
}

.g-value {
  font-size: 1.9rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.01em;
}

.g-unit {
  font-size: 1.25rem;
  font-weight: 400;
  color: #6a7d92;
  margin-left: 0.15rem;
}

.g-delta {
  font-size: 1.28rem;
  margin-top: 0.3rem;
  min-height: 1em;
}

.g-delta .up   { color: #e08a8a; }
.g-delta .down { color: #7fc99a; }
.g-delta .flat { color: #6a7d92; }

@media (max-width: 600px) {
  .prev-row { grid-template-columns: 1fr; }
  .price .value { font-size: 2.9rem; }
  .grocery-grid { grid-template-columns: 1fr; }
}