:root {
  color-scheme: dark;
  --bg: #05060c;
  --panel: rgba(14, 16, 29, 0.8);
  --accent: #ffb347;
  --accent-strong: #ff773b;
  --text: #f8fafc;
  --muted: #9ca3af;
  --border: rgba(255, 255, 255, 0.08);
  --radius: 16px;
  font-family: "Space Grotesk", "Inter", "PingFang SC", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.backdrop {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at 20% 20%, rgba(255, 119, 59, 0.35), transparent 45%),
    radial-gradient(circle at 80% 0%, rgba(94, 96, 255, 0.25), transparent 40%),
    radial-gradient(circle at 50% 80%, rgba(255, 179, 71, 0.3), transparent 45%);
  filter: blur(80px);
  opacity: 0.9;
  pointer-events: none;
}

.app-shell {
  position: relative;
  padding: 2.5rem clamp(1.25rem, 4vw, 4rem) 3rem;
  max-width: 1200px;
  margin: 0 auto;
  z-index: 1;
}

header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.eyebrow {
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-size: 0.75rem;
  color: var(--muted);
  margin: 0 0 0.5rem;
}

h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin: 0 0 0.5rem;
}

.lede {
  margin: 0;
  color: var(--muted);
  max-width: 620px;
}

.ghost-btn,
.primary-btn {
  border-radius: 999px;
  border: none;
  padding: 0.85rem 1.8rem;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 140ms ease, box-shadow 140ms ease;
}

.ghost-btn {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.ghost-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
}

.primary-btn {
  background: linear-gradient(120deg, var(--accent), var(--accent-strong));
  color: #05060c;
  box-shadow: 0 15px 40px rgba(255, 119, 59, 0.35);
}

.primary-btn:hover {
  transform: translateY(-1px) scale(1.01);
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 360px) minmax(0, 1fr);
  gap: 1.5rem;
}

.panel {
  padding: 1.75rem;
  background: var(--panel);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  backdrop-filter: blur(20px);
}

form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

label {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.9rem;
}

input[type="number"] {
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  padding: 0.65rem 0.85rem;
  font-size: 1rem;
}

.checkbox {
  flex-direction: row;
  align-items: center;
}

.checkbox input {
  width: 1.2rem;
  height: 1.2rem;
}

.status {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  font-size: 0.9rem;
  text-align: center;
}

.results {
  padding: 1.75rem;
  background: var(--panel);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  backdrop-filter: blur(16px);
}

.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.pill {
  border-radius: 999px;
  padding: 0.4rem 1rem;
  background: rgba(255, 255, 255, 0.08);
  font-size: 0.85rem;
  color: var(--muted);
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.card {
  border-radius: 14px;
  border: 1px solid var(--border);
  padding: 1rem;
  background: rgba(6, 8, 16, 0.65);
}

.card header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.75rem;
}

.symbol {
  font-weight: 600;
  letter-spacing: 0.05em;
}

.bias {
  font-size: 0.85rem;
  padding: 0.25rem 0.8rem;
  border-radius: 999px;
  text-transform: uppercase;
}

.bias.long {
  background: rgba(46, 204, 113, 0.15);
  color: #2ecc71;
}

.bias.short {
  background: rgba(255, 107, 107, 0.2);
  color: #ff6b6b;
}

.bias.neutral {
  background: rgba(255, 255, 255, 0.1);
  color: var(--muted);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.4rem 0.75rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.metrics span strong {
  color: var(--text);
  display: block;
  font-size: 1rem;
}

.raw {
  margin-top: 1.5rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  padding: 1rem;
  background: rgba(0, 0, 0, 0.35);
}

pre {
  overflow: auto;
  max-height: 300px;
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 0.85rem;
}

@media (max-width: 960px) {
  .layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  header {
    flex-direction: column;
  }
  .cards {
    grid-template-columns: 1fr;
  }
}