:root {
  --bg: #071124;
  --bg-soft: #0d1d3a;
  --panel: rgba(8, 25, 52, 0.9);
  --line: rgba(161, 206, 255, 0.24);
  --text: #e9f4ff;
  --muted: #a8bed8;
  --accent-cyan: #2dd4ff;
  --accent-gold: #f8c15a;
  --accent-green: #41df97;
  --warn: #ff7a7a;
  --shadow: 0 16px 40px rgba(2, 10, 22, 0.4);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 18% 10%, rgba(45, 212, 255, 0.22), transparent 32%),
    radial-gradient(circle at 85% 85%, rgba(65, 223, 151, 0.17), transparent 30%),
    linear-gradient(165deg, #010816, var(--bg) 45%, #091a35);
  padding: 1rem;
}

h1,
h2,
p {
  margin-top: 0;
}

.dashboard-shell {
  width: min(1180px, 100%);
  margin: 0 auto;
}

.hero,
.controls,
.stat-card,
.chart-card,
.status-banner,
.error-banner {
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.hero {
  padding: 1.4rem;
}

.eyebrow {
  margin: 0 0 0.5rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  font-weight: 700;
  font-size: 0.78rem;
}

h1 {
  font-family: "Sora", "Segoe UI", sans-serif;
  margin-bottom: 0.6rem;
  font-size: clamp(1.9rem, 3.8vw, 3.2rem);
}

.hero-copy {
  max-width: 760px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 0;
}

.status-banner {
  margin-top: 1rem;
  padding: 0.9rem 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

#sync-status {
  margin: 0;
  color: var(--muted);
}

.condition-chip {
  border-radius: 999px;
  border: 1px solid rgba(45, 212, 255, 0.35);
  background: rgba(45, 212, 255, 0.12);
  color: var(--accent-cyan);
  padding: 0.35rem 0.7rem;
  font-size: 0.85rem;
  white-space: nowrap;
}

.controls {
  margin-top: 1rem;
  padding: 1rem;
  display: grid;
  grid-template-columns: 150px 1fr 170px 120px auto;
  gap: 0.75rem;
  align-items: center;
}

label {
  font-weight: 700;
}

select,
button {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.75rem 0.9rem;
  font: inherit;
}

select {
  background: var(--bg-soft);
  color: var(--text);
}

button {
  background: linear-gradient(135deg, var(--accent-cyan), #38a6ff);
  color: #002447;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.16s ease, filter 0.16s ease;
}

button:hover {
  transform: translateY(-1px);
  filter: brightness(1.05);
}

button:disabled,
select:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.secondary-btn {
  background: rgba(161, 206, 255, 0.12);
  color: var(--text);
}

#error-banner {
  margin-top: 1rem;
}

.error-banner {
  padding: 0.9rem 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-color: rgba(255, 122, 122, 0.4);
  background: rgba(94, 28, 34, 0.45);
}

.error-banner p {
  margin: 0;
  color: #ffc8c8;
}

.hidden {
  display: none;
}

#last-updated {
  justify-self: end;
  color: var(--muted);
  margin-bottom: 0;
}

.stat-grid {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}

.stat-card {
  padding: 1rem;
  background:
    linear-gradient(180deg, rgba(161, 206, 255, 0.1), rgba(0, 0, 0, 0)),
    var(--panel);
}

.stat-label {
  color: var(--muted);
  margin-bottom: 0.35rem;
}

.stat-value {
  font-family: "Sora", "Segoe UI", sans-serif;
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0;
}

.stat-value small {
  margin-left: 0.32rem;
  font-size: 0.95rem;
  color: var(--accent-green);
}

.chart-grid {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.chart-card {
  padding: 1rem;
  min-height: 350px;
  animation: fade-up 0.45s ease both;
}

.chart-card h2 {
  margin-bottom: 0.8rem;
  font-size: 1.1rem;
}

.pie-card {
  grid-column: span 2;
  min-height: 420px;
}

canvas {
  width: 100% !important;
  height: 290px !important;
}

.pie-card canvas {
  height: 330px !important;
}

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 980px) {
  .controls {
    grid-template-columns: 1fr;
  }

  #last-updated {
    justify-self: start;
  }

  .status-banner,
  .error-banner {
    flex-direction: column;
    align-items: flex-start;
  }

  .chart-grid,
  .stat-grid {
    grid-template-columns: 1fr;
  }

  .pie-card {
    grid-column: span 1;
    min-height: 350px;
  }
}