:root {
  --bg: #0b0e14;
  --panel: rgba(255, 255, 255, 0.06);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.62);
  --line: rgba(255, 255, 255, 0.12);
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--text);
  background:
    radial-gradient(900px 500px at 10% 10%, rgba(103, 232, 249, 0.18), transparent 60%),
    radial-gradient(800px 450px at 80% 15%, rgba(251, 191, 36, 0.14), transparent 60%),
    linear-gradient(180deg, #070914 0%, #0b0e14 60%, #070914 100%);
  min-height: 100vh;
}

.top {
  padding: 18px 20px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  border-bottom: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand { display: flex; align-items: baseline; gap: 10px; }
.logo { font-weight: 800; letter-spacing: 0.2px; font-size: 20px; }
.tag { color: var(--muted); font-size: 13px; }

.api { display: grid; grid-template-columns: 90px 1fr auto; gap: 10px; align-items: center; }
.api label { color: var(--muted); font-size: 12px; }

.grid {
  padding: 18px 20px 32px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.card {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 16px;
  padding: 16px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.25);
}

h2 { margin: 0 0 12px; font-size: 15px; font-weight: 750; }

.row {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 12px;
  align-items: center;
  margin: 10px 0;
}
.row label { color: var(--muted); font-size: 13px; }

input, select {
  width: 100%;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.25);
  color: var(--text);
  border-radius: 12px;
  padding: 10px 12px;
  outline: none;
}

.actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 12px; }

.btn {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 12px;
  cursor: pointer;
}
.btn:hover { background: rgba(255, 255, 255, 0.08); }
.btn.primary { background: rgba(103, 232, 249, 0.14); border-color: rgba(103, 232, 249, 0.25); }
.btn.ghost { background: transparent; }

.out {
  margin-top: 14px;
  border-top: 1px dashed var(--line);
  padding-top: 12px;
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 10px;
  align-items: center;
}

.k { color: var(--muted); font-size: 12px; }
.v { overflow-wrap: anywhere; }
.mono { font-family: var(--mono); }

.pre {
  margin: 12px 0 0;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.25);
  color: rgba(255, 255, 255, 0.86);
  font-family: var(--mono);
  font-size: 12px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  min-height: 96px;
}

.suggest {
  margin-top: 10px;
  display: grid;
  gap: 8px;
}

.opt {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.22);
  cursor: pointer;
}
.opt:hover { background: rgba(255, 255, 255, 0.06); }
.opt .l { color: rgba(255, 255, 255, 0.9); }
.opt .r { color: var(--muted); font-family: var(--mono); font-size: 12px; }

.pill {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.18);
  overflow-wrap: anywhere;
}

.hint { margin-top: 12px; color: var(--muted); font-size: 12px; line-height: 1.45; }
.hint .line { margin-top: 8px; }

.foot {
  padding: 14px 20px 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
}

@media (min-width: 980px) {
  .top { grid-template-columns: 1fr 520px; align-items: center; }
  .grid { grid-template-columns: 1fr 1fr; }
  .card:nth-child(3) { grid-column: 1 / -1; }
}

@media (max-width: 560px) {
  .row { grid-template-columns: 1fr; gap: 8px; }
  .api { grid-template-columns: 1fr; }
}