:root {
  color-scheme: dark;
  --bg: #08111f;
  --panel: #101c2d;
  --panel-2: #15243a;
  --line: #263a55;
  --text: #f4f7fb;
  --muted: #9eafc5;
  --brand: #49a8ff;
  --brand-2: #1976d2;
  --good: #3bd18b;
  --warn: #ffca5c;
  --bad: #ff6b75;
  --shadow: 0 20px 50px rgba(0, 0, 0, .28);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 10% -10%, rgba(73, 168, 255, .20), transparent 35%),
    radial-gradient(circle at 100% 0%, rgba(59, 209, 139, .10), transparent 28%),
    var(--bg);
  color: var(--text);
  font: 15px/1.5 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
button, input, textarea, select { font: inherit; }
.shell { width: min(1120px, calc(100% - 32px)); margin: 0 auto; padding: 38px 0 70px; }
header { display: flex; justify-content: space-between; gap: 24px; align-items: flex-start; margin-bottom: 26px; }
h1 { font-size: clamp(28px, 5vw, 44px); line-height: 1.08; letter-spacing: -.035em; margin: 0 0 10px; }
h2 { font-size: 19px; margin: 0; letter-spacing: -.01em; }
h3 { font-size: 15px; margin: 0; }
p { margin: 0; }
.subtitle { color: var(--muted); max-width: 680px; }
.privacy { color: var(--muted); font-size: 12px; padding-top: 8px; white-space: nowrap; }
.grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 18px; }
.card {
  grid-column: span 12;
  background: linear-gradient(180deg, rgba(21, 36, 58, .96), rgba(16, 28, 45, .96));
  border: 1px solid var(--line);
  border-radius: 17px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.half { grid-column: span 6; }
.card-head { padding: 18px 20px; display: flex; align-items: center; justify-content: space-between; gap: 14px; border-bottom: 1px solid var(--line); }
.card-body { padding: 20px; }
.step-number { display: inline-grid; place-items: center; width: 27px; height: 27px; margin-right: 10px; border-radius: 9px; background: rgba(73, 168, 255, .14); color: var(--brand); font-weight: 800; }
.status-row { display: flex; flex-wrap: wrap; gap: 10px; }
.chip { display: inline-flex; align-items: center; gap: 7px; border: 1px solid var(--line); border-radius: 999px; padding: 7px 11px; color: var(--muted); background: rgba(8, 17, 31, .45); font-size: 13px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: #61748d; }
.chip.good { color: var(--good); border-color: rgba(59, 209, 139, .34); }
.chip.good .dot { background: var(--good); box-shadow: 0 0 0 4px rgba(59, 209, 139, .1); }
.chip.bad { color: var(--bad); border-color: rgba(255, 107, 117, .34); }
.chip.bad .dot { background: var(--bad); }
.fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.field.full { grid-column: 1 / -1; }
label { display: block; color: var(--muted); font-size: 12px; font-weight: 700; letter-spacing: .02em; margin-bottom: 7px; }
input, textarea, select {
  width: 100%;
  color: var(--text);
  background: rgba(7, 15, 27, .78);
  border: 1px solid var(--line);
  border-radius: 10px;
  outline: none;
  padding: 11px 12px;
  transition: border-color .15s, box-shadow .15s;
}
textarea { resize: vertical; min-height: 84px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; }
input:focus, textarea:focus, select:focus { border-color: var(--brand); box-shadow: 0 0 0 3px rgba(73, 168, 255, .12); }
.actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-top: 16px; }
.provider-actions { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; margin-top: 16px; }
.provider-connections { display: grid; gap: 12px; margin-top: 16px; }
.provider-connection { display: grid; grid-template-columns: 150px minmax(0, 1fr) auto auto; gap: 10px; align-items: end; }
.provider-name { padding: 11px 0; font-weight: 750; }
.write-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.write-panel { padding: 17px; border: 1px solid var(--line); border-radius: 13px; background: rgba(7, 15, 27, .38); }
.write-panel h3 { margin-bottom: 13px; }
.write-panel .fields { grid-template-columns: 1fr; }
button {
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 10px 14px;
  color: white;
  background: var(--brand-2);
  cursor: pointer;
  font-weight: 750;
  transition: transform .12s, filter .12s, opacity .12s;
}
button:hover:not(:disabled) { filter: brightness(1.12); transform: translateY(-1px); }
button:disabled { opacity: .42; cursor: not-allowed; }
button.secondary { background: transparent; border-color: var(--line); color: var(--text); }
button.danger { color: var(--bad); background: transparent; border-color: rgba(255, 107, 117, .35); }
button.small { padding: 7px 10px; font-size: 12px; }
.hint { color: var(--muted); font-size: 12px; margin-top: 10px; }
.message { display: none; margin-top: 14px; padding: 12px 13px; border-radius: 10px; white-space: pre-wrap; word-break: break-word; }
.message.show { display: block; }
.message.info { color: #cfe8ff; background: rgba(73, 168, 255, .10); border: 1px solid rgba(73, 168, 255, .25); }
.message.good { color: #b8f8d8; background: rgba(59, 209, 139, .09); border: 1px solid rgba(59, 209, 139, .25); }
.message.bad { color: #ffd0d4; background: rgba(255, 107, 117, .09); border: 1px solid rgba(255, 107, 117, .25); }
.records { display: grid; gap: 12px; }
.record { border: 1px solid var(--line); border-radius: 13px; padding: 15px; background: rgba(7, 15, 27, .38); }
.record-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 13px; }
.record-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 10px; }
.record-grid .custom { grid-column: 1 / -1; }
.results { display: grid; gap: 10px; margin-top: 16px; }
.result { display: grid; grid-template-columns: 1.2fr .7fr 1fr; gap: 10px; align-items: center; padding: 12px 13px; border: 1px solid var(--line); border-radius: 11px; background: rgba(7, 15, 27, .42); }
.result code { color: #cfe8ff; word-break: break-all; }
pre { margin: 0; padding: 15px; max-height: 320px; overflow: auto; border-radius: 11px; color: #bcd0e8; background: #07101d; border: 1px solid var(--line); font: 12px/1.55 ui-monospace, SFMono-Regular, Menlo, monospace; white-space: pre-wrap; word-break: break-word; }
details { margin-top: 16px; }
summary { color: var(--muted); cursor: pointer; font-size: 13px; }
.hidden { display: none !important; }
@media (max-width: 820px) {
  .half { grid-column: span 12; }
  header { display: block; }
  .privacy { white-space: normal; margin-top: 10px; }
  .fields, .record-grid { grid-template-columns: 1fr; }
  .field.full, .record-grid .custom { grid-column: auto; }
  .result { grid-template-columns: 1fr; }
  .provider-actions { grid-template-columns: 1fr; }
  .provider-connection { grid-template-columns: 1fr; }
  .write-grid { grid-template-columns: 1fr; }
}