:root {
  color-scheme: dark;
  --taggen-bg: #0d1117;
  --taggen-panel: #111827;
  --taggen-line: rgba(148, 163, 184, .16);
  --taggen-muted: #94a3b8;
  --taggen-violet: #8b5cf6;
  --taggen-cyan: #2dd4bf;
  --taggen-green: #10b981;
  --taggen-amber: #f59e0b;
  --taggen-red: #ef4444;
}

body {
  background:
    radial-gradient(circle at top left, rgba(45, 212, 191, .08), transparent 34rem),
    radial-gradient(circle at 82% 12%, rgba(139, 92, 246, .12), transparent 32rem),
    var(--taggen-bg);
}

.glass {
  background: linear-gradient(180deg, rgba(17, 24, 39, .88), rgba(13, 17, 23, .92));
  border: 1px solid var(--taggen-line);
  box-shadow: 0 18px 70px rgba(0, 0, 0, .28);
}

.field:focus {
  outline: none;
  border-color: rgba(139, 92, 246, .75);
  box-shadow: 0 0 0 4px rgba(139, 92, 246, .14);
}

.tool-tab,
.preview-mode,
.preview-toggle {
  position: relative;
}

.tab-active {
  color: #fff;
  background: linear-gradient(135deg, rgba(139, 92, 246, .22), rgba(45, 212, 191, .12));
  border-color: rgba(139, 92, 246, .45);
}

.tab-active::after {
  position: absolute;
  inset: auto .75rem .35rem .75rem;
  height: 2px;
  content: "";
  border-radius: 999px;
  background: linear-gradient(90deg, var(--taggen-violet), var(--taggen-cyan));
}

.preview-active {
  color: #fff;
  background: rgba(148, 163, 184, .13);
  border-color: rgba(148, 163, 184, .28);
}

.preview-card {
  transition: opacity .2s ease, transform .2s ease, border-color .2s ease;
}

.preview-card.is-filtered {
  display: none;
}

.google-serp-card {
  font-family: Arial, sans-serif;
}

.facebook-share-card {
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .02);
}

.twitter-card-preview {
  box-shadow: 0 0 0 1px rgba(255, 255, 255, .02), 0 16px 48px rgba(0, 0, 0, .3);
}

.meter-fill {
  height: 100%;
  width: 0;
  border-radius: 999px;
  transition: width .2s ease, background-color .2s ease;
}

.meter-fill.is-good {
  background-color: var(--taggen-green);
}

.meter-fill.is-warning {
  background-color: var(--taggen-amber);
}

.meter-fill.is-danger {
  background-color: var(--taggen-red);
}

.meter-text-good {
  color: #a7f3d0;
}

.meter-text-warning {
  color: #fcd34d;
}

.meter-text-danger {
  color: #fca5a5;
}

.code-token-tag {
  color: #7dd3fc;
}

.code-token-attr {
  color: #c4b5fd;
}

.code-token-value {
  color: #86efac;
}

.code-token-text {
  color: #e5e7eb;
}

.doc-prose h3 {
  color: #f8fafc;
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: .75rem;
}

.doc-prose p {
  color: #b8c3d9;
  line-height: 1.75;
}

.doc-prose ul {
  color: #b8c3d9;
  line-height: 1.8;
  list-style: disc;
  padding-left: 1.25rem;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary svg {
  transition: transform .2s ease;
}

.faq-item[open] summary svg {
  transform: rotate(180deg);
}

.history-select {
  min-width: min(100%, 17rem);
}

#toast {
  opacity: 0;
  transform: translate(-50%, .6rem);
  transition: opacity .18s ease, transform .18s ease;
}

#toast.toast-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

#toast.toast-success {
  border-color: rgba(16, 185, 129, .35);
  background: rgba(16, 185, 129, .16);
  color: #d1fae5;
}

#toast.toast-warning {
  border-color: rgba(245, 158, 11, .35);
  background: rgba(245, 158, 11, .16);
  color: #fef3c7;
}

#toast.toast-error {
  border-color: rgba(239, 68, 68, .35);
  background: rgba(239, 68, 68, .16);
  color: #fee2e2;
}

@media (max-width: 640px) {
  .tab-active::after {
    right: 1rem;
    left: 1rem;
  }
}