:root {
  --bg: #f3efe6;
  --ink: #102028;
  --ink-soft: #415a64;
  --card: rgba(255, 255, 255, 0.72);
  --line: rgba(16, 32, 40, 0.12);
  --accent: #0f766e;
  --accent-2: #ca8a04;
  --shadow: 0 18px 45px rgba(16, 32, 40, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Sora', sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at 15% 20%, #ffebcd 0, transparent 45%),
              radial-gradient(circle at 85% 10%, #d7f9f1 0, transparent 40%),
              var(--bg);
  min-height: 100vh;
}

.bg-shape {
  position: fixed;
  border-radius: 999px;
  filter: blur(70px);
  z-index: -1;
}

.bg-shape-1 {
  width: 320px;
  height: 320px;
  background: rgba(15, 118, 110, 0.18);
  top: -80px;
  right: -90px;
}

.bg-shape-2 {
  width: 260px;
  height: 260px;
  background: rgba(202, 138, 4, 0.15);
  bottom: -80px;
  left: -80px;
}

.layout {
  width: min(1200px, calc(100% - 32px));
  margin: 24px auto 36px;
  display: grid;
  gap: 18px;
}

.hero {
  background: linear-gradient(125deg, rgba(255, 255, 255, 0.8), rgba(255, 255, 255, 0.4));
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 24px;
  animation: reveal 0.5s ease;
}

.kicker {
  margin: 0;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--ink-soft);
}

.hero h1 {
  margin: 8px 0;
  font-size: clamp(1.4rem, 2.8vw, 2.4rem);
}

.subtitle {
  margin: 0;
  color: var(--ink-soft);
}

.meta-note {
  margin: 10px 0 0;
  font-size: 0.8rem;
  color: var(--ink-soft);
  font-family: 'IBM Plex Mono', monospace;
}

.filters {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px;
  backdrop-filter: blur(8px);
  animation: reveal 0.65s ease;
}

label {
  display: grid;
  gap: 6px;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

select,
button {
  height: 42px;
  border-radius: 10px;
  border: 1px solid var(--line);
  font-family: 'Sora', sans-serif;
  padding: 0 12px;
}

select[multiple] {
  height: auto;
  min-height: 132px;
  padding: 8px 12px;
}

button {
  margin-top: 24px;
  background: var(--ink);
  color: #fff;
  cursor: pointer;
  transition: transform 0.18s ease, filter 0.18s ease;
}

button:hover {
  transform: translateY(-2px);
  filter: brightness(1.08);
}

.cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
  box-shadow: var(--shadow);
  animation: reveal 0.8s ease;
}

.card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.83rem;
}

.card strong {
  font-family: 'IBM Plex Mono', monospace;
  display: block;
  margin-top: 6px;
  font-size: 1.1rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px;
  box-shadow: var(--shadow);
  animation: reveal 0.95s ease;
}

.panel h2 {
  margin-top: 0;
}

.panel-meta {
  margin: -6px 0 12px;
  font-size: 0.78rem;
  color: var(--ink-soft);
}

.treemap {
  min-height: 340px;
}

.breakdown-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.mini-chart {
  min-height: 260px;
}

.insights ul {
  padding-left: 18px;
  margin: 0;
  display: grid;
  gap: 6px;
}

.warnings {
  margin-top: 12px;
  color: #b45309;
  font-size: 0.85rem;
}

.back-link {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 0.9rem;
}

.back-link:hover {
  text-decoration: underline;
}

.city-map {
  width: 100%;
  min-height: 360px;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--line);
}

@keyframes reveal {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 900px) {
  .filters {
    grid-template-columns: 1fr;
  }

  button {
    margin-top: 0;
  }

  .cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (max-width: 560px) {
  .cards {
    grid-template-columns: 1fr;
  }
}