:root {
  --bg: #0d121f;
  --bg-soft: #151d30;
  --card: rgba(13, 18, 31, 0.8);
  --ink: #f4f6ff;
  --ink-dim: #aab4ce;
  --mint: #50ffaf;
  --cyan: #64d9ff;
  --amber: #ffbf66;
  --danger: #ff7070;
  --line: rgba(255, 255, 255, 0.12);
  --shadow: 0 20px 35px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background: radial-gradient(circle at 10% 10%, #253559 0%, var(--bg) 45%, #080b14 100%);
  font-family: "Space Grotesk", sans-serif;
}

.aurora {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 70% 20%, rgba(80, 255, 175, 0.14), transparent 42%),
    radial-gradient(circle at 25% 75%, rgba(100, 217, 255, 0.12), transparent 36%);
}

.shell {
  position: relative;
  max-width: 1120px;
  margin: 0 auto;
  padding: 24px 18px 36px;
}

.hero h1 {
  margin: 0;
  font-size: clamp(1.8rem, 4.5vw, 3.1rem);
  letter-spacing: 0.01em;
}

.kicker {
  margin: 0 0 6px;
  color: var(--mint);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.84rem;
  text-transform: uppercase;
}

.subtitle {
  margin: 10px 0 14px;
  max-width: 760px;
  color: var(--ink-dim);
}

.meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.pill {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 10px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.76rem;
}

.pill.loading {
  border-color: rgba(255, 191, 102, 0.4);
  color: var(--amber);
}

.cards {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}

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

.card .label {
  margin: 0;
  color: var(--ink-dim);
  font-size: 0.85rem;
}

.card .value {
  margin: 8px 0 0;
  font-weight: 700;
  font-size: 1.3rem;
}

.panel {
  margin-top: 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--card);
  box-shadow: var(--shadow);
  backdrop-filter: blur(6px);
  padding: 14px;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.panel h2 {
  margin: 0 0 10px;
  font-size: 1.05rem;
}

button {
  border: 1px solid transparent;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--mint), var(--cyan));
  color: #061018;
  padding: 8px 13px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.78rem;
  cursor: pointer;
  font-weight: 500;
}

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

textarea {
  width: 100%;
  min-height: 130px;
  border: 1px solid var(--line);
  border-radius: 12px;
  resize: vertical;
  padding: 12px;
  font-family: "IBM Plex Mono", monospace;
  background: var(--bg-soft);
  color: var(--ink);
}

.muted {
  color: var(--ink-dim);
  font-size: 0.82rem;
}

.error {
  margin-top: 8px;
  padding: 9px 10px;
  border: 1px solid rgba(255, 112, 112, 0.5);
  border-radius: 10px;
  background: rgba(255, 112, 112, 0.12);
  color: #ffd8d8;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.8rem;
  white-space: pre-wrap;
}

.results {
  margin-top: 10px;
  overflow: auto;
  max-height: 420px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.75rem;
}

th,
td {
  border-bottom: 1px solid var(--line);
  text-align: left;
  padding: 7px 9px;
  white-space: nowrap;
}

th {
  color: var(--mint);
  position: sticky;
  top: 0;
  background: #121c30;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 2px;
}

.chart {
  min-height: 280px;
}

.footer {
  margin-top: 16px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  color: var(--ink-dim);
  font-size: 0.84rem;
}

.footer-links {
  display: flex;
  gap: 14px;
}

a {
  color: var(--cyan);
  text-decoration: none;
}

a:hover {
  color: var(--mint);
}

@media (max-width: 860px) {
  .grid {
    grid-template-columns: 1fr;
  }
}