:root {
  --bg0: #0b1020;
  --bg1: #0f1630;
  --card: #0f1b38cc;
  --card2: #0e1730cc;
  --stroke: #273659;
  --stroke2: #1b2a4a;
  --text: #e9eefc;
  --muted: #aab6d6;
  --muted2: #7f8bb0;
  --accent: #6ee7ff;
  --accent2: #a78bfa;
  --good: #34d399;
  --warn: #fbbf24;
  --bad: #fb7185;
  --shadow: 0 20px 60px rgba(0, 0, 0, .35);
  --radius: 18px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif;
}

* {
  box-sizing: border-box
}

html,
body {
  height: 100%
}

body {
  margin: 0;
  color: var(--text);
  font-family: var(--sans);
  background:
    radial-gradient(1200px 800px at 15% 10%, rgba(110, 231, 255, .18), transparent 55%),
    radial-gradient(900px 700px at 90% 30%, rgba(167, 139, 250, .16), transparent 55%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
  background-attachment: fixed;
  background-repeat: no-repeat;
  background-size: cover;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px;
  border-bottom: 1px solid rgba(39, 54, 89, .7);
  backdrop-filter: blur(10px);
  background: linear-gradient(180deg, rgba(11, 16, 32, .85), rgba(11, 16, 32, .55));
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center
}

.logo {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(110, 231, 255, .25), rgba(167, 139, 250, .18));
  border: 1px solid rgba(110, 231, 255, .35);
  box-shadow: 0 10px 30px rgba(0, 0, 0, .35);
  font-weight: 800;
}

.brand-text .title {
  font-weight: 750;
  letter-spacing: .2px
}

.brand-text .subtitle {
  color: var(--muted);
  font-size: 12px;
  margin-top: 2px
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 18px
}

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.card {
  border-radius: var(--radius);
  border: 1px solid rgba(39, 54, 89, .7);
  background: linear-gradient(180deg, var(--card), rgba(15, 27, 56, .55));
  box-shadow: var(--shadow);
  overflow: hidden;
}

.card.full {
  grid-column: 1 / -1
}

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 16px 16px 12px 16px;
  border-bottom: 1px solid rgba(39, 54, 89, .55);
  background: linear-gradient(180deg, rgba(15, 27, 56, .65), rgba(14, 23, 48, .35));
}

.card-title {
  font-weight: 750
}

.card-desc {
  color: var(--muted);
  font-size: 12px;
  margin-top: 4px;
  max-width: 55ch
}

.card-body {
  padding: 16px
}

.pill {
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(39, 54, 89, .7);
  background: rgba(11, 16, 32, .55);
  color: var(--muted);
  white-space: nowrap;
}

.pill.mono {
  font-family: var(--mono)
}

.status {
  font-size: 12px;
  color: var(--muted);
  padding-top: 2px
}

.options {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 12px
}

.option-row {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 10px;
  border-radius: 14px;
  border: 1px solid rgba(39, 54, 89, .55);
  background: rgba(11, 16, 32, .35);
}

.option-index {
  width: 28px;
  height: 28px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: rgba(110, 231, 255, .10);
  border: 1px solid rgba(110, 231, 255, .22);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 12px;
}

.option-input {
  flex: 1;
  border: 1px solid rgba(39, 54, 89, .55);
  background: rgba(11, 16, 32, .55);
  color: var(--text);
  border-radius: 12px;
  padding: 10px 12px;
  outline: none;
}

.option-input:focus {
  border-color: rgba(110, 231, 255, .45);
  box-shadow: 0 0 0 3px rgba(110, 231, 255, .12)
}

.icon-btn {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  border: 1px solid rgba(39, 54, 89, .55);
  background: rgba(11, 16, 32, .55);
  color: var(--muted);
  cursor: pointer;
}

.icon-btn:hover {
  border-color: rgba(167, 139, 250, .35);
  color: var(--text)
}

.form {
  display: flex;
  flex-direction: column;
  gap: 10px
}

.label {
  font-size: 12px;
  color: var(--muted);
  margin-top: 2px
}

.label-inline {
  font-size: 12px;
  color: var(--muted)
}

.select,
.input {
  width: 100%;
  border: 1px solid rgba(39, 54, 89, .55);
  background: rgba(11, 16, 32, .55);
  color: var(--text);
  border-radius: 12px;
  padding: 10px 12px;
  outline: none;
}

.select:focus,
.input:focus {
  border-color: rgba(110, 231, 255, .45);
  box-shadow: 0 0 0 3px rgba(110, 231, 255, .12)
}

.select.small {
  max-width: 260px
}

.subpanel {
  border: 1px solid rgba(39, 54, 89, .45);
  background: rgba(11, 16, 32, .28);
  border-radius: 16px;
  padding: 12px;
  margin-top: 4px;
}

.subpanel-title {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 8px
}

.checkbox {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  color: var(--muted);
  font-size: 12px;
}

.checkbox input {
  margin-top: 2px
}

.row {
  display: flex;
  align-items: center;
  justify-content: space-between
}

.row.gap {
  gap: 10px;
  flex-wrap: wrap
}

.divider {
  height: 1px;
  background: rgba(39, 54, 89, .55);
  margin: 8px 0;
}

.btn {
  border: 1px solid rgba(39, 54, 89, .65);
  background: rgba(11, 16, 32, .55);
  color: var(--text);
  border-radius: 14px;
  padding: 10px 12px;
  cursor: pointer;
}

.btn:hover {
  border-color: rgba(110, 231, 255, .35)
}

.btn.ghost {
  color: var(--muted)
}

.btn.primary {
  border-color: rgba(110, 231, 255, .35);
  background: linear-gradient(135deg, rgba(110, 231, 255, .20), rgba(167, 139, 250, .18));
}

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

.hint {
  color: var(--muted2);
  font-size: 12px;
  margin-top: 8px;
  line-height: 1.4
}

.hint.warn {
  color: rgba(251, 191, 36, .92)
}

.result {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 14px;
  border-radius: 16px;
  border: 1px solid rgba(39, 54, 89, .55);
  background: rgba(11, 16, 32, .35);
}

.result-label {
  color: var(--muted);
  font-size: 13px
}

.result-value {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: .2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.log {
  margin: 0;
  height: 320px;
  overflow: auto;
  padding: 14px;
  border-radius: 16px;
  border: 1px solid rgba(39, 54, 89, .55);
  background: rgba(11, 16, 32, .55);
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.45;
  color: #dbe4ff;
}

.footer {
  padding: 18px;
  color: var(--muted2);
  font-size: 12px;
  text-align: center;
}

@media (max-width: 980px) {
  .grid {
    grid-template-columns: 1fr
  }

  .card.full {
    grid-column: auto
  }

  .card-desc {
    max-width: unset
  }

  .log {
    height: 360px
  }
}