:root { font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: #172033; background: #f5f7fb; }
* { box-sizing: border-box; }
body { margin: 0; }
.container { width: min(960px, calc(100% - 32px)); margin: 48px auto; }
.hero { margin-bottom: 24px; }
.eyebrow { margin: 0 0 6px; font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; opacity: .65; }
h1, h2 { margin: 0 0 8px; }
.hero p:last-child, .muted { color: #687386; }
.card { background: #fff; border: 1px solid #e2e7ef; border-radius: 16px; padding: 24px; margin-bottom: 18px; box-shadow: 0 6px 24px rgba(20, 32, 55, .05); }
.field-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
label span { display: block; font-size: 13px; font-weight: 650; margin-bottom: 7px; }
select { width: 100%; border: 1px solid #cfd6e2; border-radius: 10px; padding: 11px 12px; background: #fff; font: inherit; }
select:disabled { background: #f1f3f6; color: #8a94a5; }
.status { margin-top: 18px; font-size: 14px; color: #566174; }
.result-header { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 16px; }
.badge { display: inline-flex; padding: 7px 12px; border-radius: 999px; background: #eef2f7; font-size: 13px; font-weight: 700; }
pre { margin: 0; overflow: auto; padding: 16px; border-radius: 10px; background: #101522; color: #e9eef7; min-height: 130px; font-size: 13px; line-height: 1.5; }
code { display: inline-block; padding: 8px 10px; border-radius: 8px; background: #f1f3f6; }
@media (max-width: 700px) { .field-grid { grid-template-columns: 1fr; } .container { margin: 24px auto; } }