:root {
  --bg: #050816;
  --panel: #0f172a;
  --panel2: #111827;
  --border: #263349;
  --text: #e5e7eb;
  --muted: #93a4b8;
  --accent: #3b82f6;
  --accent2: #2563eb;
  --ok: #22c55e;
  --warn: #f59e0b;
  --err: #ef4444;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(59,130,246,.18), transparent 32rem),
    radial-gradient(circle at top right, rgba(37,99,235,.10), transparent 28rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.topbar {
  border-bottom: 1px solid var(--border);
  background: rgba(15, 23, 42, .88);
  backdrop-filter: blur(14px);
  padding: 22px 32px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 18px;
}

.logo {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  font-weight: 800;
  color: white;
  box-shadow: 0 12px 30px rgba(37, 99, 235, .35);
}

h1, h2, p {
  margin: 0;
}

h1 {
  font-size: 26px;
}

h2 {
  margin-bottom: 20px;
  font-size: 22px;
}

p {
  color: var(--muted);
  margin-top: 6px;
}

.layout {
  max-width: 1180px;
  margin: 42px auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.card {
  background: linear-gradient(180deg, rgba(15,23,42,.96), rgba(17,24,39,.94));
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 28px;
  box-shadow: 0 22px 70px rgba(0,0,0,.28);
}

.card.wide {
  grid-column: 1 / -1;
}

form {
  display: grid;
  gap: 14px;
}

label {
  color: var(--muted);
  font-weight: 600;
}

input, select {
  width: 100%;
  background: #020617;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
  outline: none;
}

input:focus, select:focus {
  border-color: var(--accent);
}

button, .button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 44px;
  padding: 12px 18px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: white;
  border: 0;
  text-decoration: none;
  font-weight: 800;
  cursor: pointer;
}

button:disabled {
  opacity: .55;
  cursor: not-allowed;
}

.status-box, .queue-box {
  min-height: 150px;
  background: #020617;
  color: #cbd5e1;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px;
  white-space: pre-wrap;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  line-height: 1.55;
}

.actions {
  margin-top: 20px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hidden {
  display: none;
}

.ok {
  color: var(--ok);
}

.warn {
  color: var(--warn);
}

.err {
  color: var(--err);
}

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

  .topbar {
    padding: 18px;
  }
}