:root {
  color-scheme: dark;
  --bg-primary: #0a0a0f;
  --bg-secondary: #13131a;
  --bg-tertiary: #1c1c26;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border: #27273a;
  --success: #22c55e;
  --error: #ef4444;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  background: var(--bg-primary);
  background-image: radial-gradient(
    ellipse at 20% 0%,
    rgba(99, 102, 241, 0.08) 0%,
    transparent 50%
  );
  color: var(--text-primary);
}

h1 {
  font-size: 1.35rem;
  margin-bottom: 0.2rem;
}

h2 {
  font-size: 1rem;
  color: var(--text-primary);
}

p {
  color: var(--text-secondary);
}

.container {
  max-width: 980px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}

.top {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.logo {
  width: 44px;
  height: 44px;
}

.topText p {
  margin: 0;
  font-size: 0.9rem;
}

.card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.25rem;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  margin: 14px 0;
}

.tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.tab {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  border-radius: 999px;
  padding: 0.45rem 0.75rem;
  cursor: pointer;
  font-size: 0.9rem;
}

.tab:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.tab.active {
  background: rgba(99, 102, 241, 0.15);
  border-color: rgba(99, 102, 241, 0.7);
  color: var(--text-primary);
}

.panel {
  margin-top: 8px;
}

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.input-group {
  margin-bottom: 0.25rem;
}

.input-group label {
  display: block;
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.input-group input {
  width: 100%;
  padding: 0.75rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 1rem;
}

.input-group input:focus {
  outline: none;
  border-color: var(--accent);
}

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

.btn {
  padding: 0.875rem 1.25rem;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn.btn-secondary {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

.btn.btn-secondary:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.status {
  margin-top: 12px;
  padding: 0.75rem;
  border-radius: 6px;
  font-size: 0.875rem;
  display: none;
  word-break: break-word;
}

.status.error {
  background: rgba(239, 68, 68, 0.1);
  color: var(--error);
  border: 1px solid var(--error);
  display: block;
}

.status.success {
  background: rgba(34, 197, 94, 0.1);
  color: var(--success);
  border: 1px solid var(--success);
  display: block;
}

.examples {
  margin-top: 14px;
}

.examplesHeader {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
}

.label {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.hint {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.chip {
  border: 1px solid var(--border);
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border-radius: 999px;
  padding: 0.4rem 0.7rem;
  cursor: pointer;
  font-size: 0.875rem;
}

.chip:hover {
  border-color: rgba(99, 102, 241, 0.6);
}

.cardHeader {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.resultSummary {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

.badge {
  border: 1px solid var(--border);
  background: var(--bg-tertiary);
  border-radius: 999px;
  padding: 0.35rem 0.6rem;
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.tableWrap {
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 12px;
}

.table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

.table th,
.table td {
  border-bottom: 1px solid var(--border);
  padding: 10px 12px;
  font-size: 13px;
  vertical-align: top;
}

.table th {
  text-align: left;
  color: var(--text-secondary);
  background: rgba(0, 0, 0, 0.18);
  position: sticky;
  top: 0;
}

.table td.num,
.table th.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.muted {
  color: var(--text-muted);
}

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
    "Liberation Mono", "Courier New", monospace;
}

.raw {
  margin-top: 12px;
}

.pre {
  margin: 10px 0 0;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-tertiary);
  overflow: auto;
  max-height: 440px;
  color: var(--text-primary);
}

@media (max-width: 840px) {
  .grid {
    grid-template-columns: 1fr;
  }
  .cardHeader {
    flex-direction: column;
  }
  .resultSummary {
    justify-content: flex-start;
  }
}