:root {
  --ui-radius-sm: 8px;
  --ui-radius-md: 12px;
  --ui-radius-lg: 16px;
  --ui-control-height: 44px;
  --ui-transition: 150ms ease;
}

:where(a, button, summary, input, select, textarea):focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 3px;
}

.tool-page-shell {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

.tool-page-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 32px;
}

.tool-page-intro h1 {
  max-width: 1040px;
  margin: 0;
  overflow-wrap: anywhere;
  font-family: Georgia, serif;
  font-size: clamp(40px, 4.9vw, 64px);
  line-height: 1;
  letter-spacing: -.04em;
}

.tool-page-intro .lede {
  margin-bottom: 0;
}

.ui-panel {
  border: 1px solid var(--line);
  border-radius: var(--ui-radius-md);
  background: var(--panel);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .025), 0 18px 50px rgba(0, 5, 15, .16);
}

.ui-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.ui-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--ui-control-height);
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: var(--ui-radius-sm);
  background: rgba(255, 255, 255, .05);
  color: var(--ink);
  font: inherit;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
  transition: border-color var(--ui-transition), background var(--ui-transition), color var(--ui-transition);
}

.ui-button:hover {
  border-color: var(--orange);
  color: var(--orange);
}

.ui-button-primary {
  border-color: transparent;
  background: linear-gradient(145deg, #559fff, #3375dd);
  color: white;
}

.ui-button-primary:hover {
  border-color: transparent;
  background: linear-gradient(145deg, #73b7ff, #4488ed);
  color: white;
}

.ui-field-label {
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  font-weight: 800;
}

.ui-input {
  width: 100%;
  min-height: var(--ui-control-height);
  border: 1px solid #374151;
  border-radius: var(--ui-radius-sm);
  background: #090d16;
  color: #f3f4f6;
  font: inherit;
}

.ui-muted {
  color: var(--muted);
  line-height: 1.55;
}

.ui-alert {
  margin-top: 16px;
  padding: 12px;
  border: 1px solid rgba(255, 125, 138, .3);
  border-radius: var(--ui-radius-sm);
  background: rgba(255, 125, 138, .1);
  color: var(--red);
  font-size: 14px;
}

@media (max-width: 800px) {
  .tool-page-shell {
    padding: 36px 18px 64px;
  }

  .tool-page-intro,
  .ui-grid {
    grid-template-columns: 1fr;
  }

  .tool-page-intro h1 {
    font-size: clamp(36px, 10vw, 52px);
  }
}