:root {
  --bg: #0b0b12;
  --surface: #15151f;
  --border: #2a2a3c;
  --text: #f5f5fa;
  --muted: #9a9ab0;
  --primary: #ff4d7d;
  --accent: #7c5cff;
  --success: #39d98a;
  --warning: #ffb020;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
}
.brand { font-weight: 900; font-size: 22px; color: var(--primary); }
.brand span { color: var(--muted); font-weight: 600; margin-left: 8px; font-size: 14px; }
.controls { display: flex; gap: 8px; align-items: center; }
input {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  padding: 10px 12px;
  min-width: 240px;
}
button {
  background: var(--primary);
  border: 0;
  color: white;
  font-weight: 700;
  border-radius: 10px;
  padding: 10px 16px;
  cursor: pointer;
}
.status { color: var(--muted); font-size: 13px; }
main { padding: 24px; display: grid; gap: 16px; max-width: 1100px; margin: 0 auto; }
.grid { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); display: grid; gap: 16px; }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 18px;
}
.card .value { font-size: 34px; font-weight: 800; }
.card .label { color: var(--muted); font-size: 13px; text-transform: uppercase; letter-spacing: 1px; }
.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 20px;
}
.panel h2 { margin: 0 0 14px; font-size: 16px; }
.bar { height: 14px; background: #0e0e18; border-radius: 7px; overflow: hidden; }
.bar-fill { height: 100%; width: 0; background: var(--success); transition: width 0.4s; }
.bar-fill.cost { background: var(--accent); }
.muted { color: var(--muted); font-size: 14px; }
.warnings { margin: 12px 0 0; padding-left: 18px; }
.warnings li { color: var(--warning); margin-bottom: 6px; }
footer { text-align: center; padding: 24px; font-size: 13px; }