/* Recipe Utility Tools - scoped styles under .rut-root */

.rut-root {
  --rut-indigo: #4f46e5;
  --rut-indigo-dark: #4338ca;
  --rut-indigo-soft: #eef2ff;
  --rut-text: #111827;
  --rut-text-soft: #4b5563;
  --rut-border: #e5e7eb;
  --rut-bg: #ffffff;
  --rut-bg-soft: #f9fafb;
  --rut-error: #b91c1c;
  --rut-error-soft: #fef2f2;
  --rut-success: #047857;
  --rut-radius: 12px;
  --rut-radius-sm: 8px;
  --rut-shadow: 0 1px 2px rgba(17, 24, 39, 0.04), 0 1px 3px rgba(17, 24, 39, 0.06);
  --rut-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-family: var(--rut-font);
  color: var(--rut-text);
  background: var(--rut-bg);
  line-height: 1.5;
  font-size: 16px;
  box-sizing: border-box;
  max-width: 1100px;
  margin: 1.5rem auto;
  padding: 0 1rem;
}

.rut-root *,
.rut-root *::before,
.rut-root *::after {
  box-sizing: border-box;
}

.rut-root h1,
.rut-root h2,
.rut-root h3,
.rut-root p,
.rut-root ul,
.rut-root ol,
.rut-root figure,
.rut-root blockquote {
  margin: 0;
  padding: 0;
}

/* Header */
.rut-root .rut-header {
  margin-bottom: 1.25rem;
}
.rut-root .rut-header h1 {
  font-size: 28px;
  font-weight: 700;
  color: var(--rut-indigo);
  margin-bottom: 0.25rem;
  letter-spacing: -0.01em;
  line-height: 1.2;
}
.rut-root .rut-header p {
  color: var(--rut-text-soft);
  font-size: 16px;
  line-height: 1.5;
}

/* Tabs — pill-shaped, indigo-on-active, KnifeKettle family style.
   All font-sizes use absolute px to remain theme-portable (PenNews sets
   html font-size: 10px which would otherwise shrink rem values to ~9.5px). */
.rut-root .rut-tabs {
  display: flex;
  gap: 0.375rem;
  overflow-x: auto;
  margin-bottom: 1.25rem;
  padding-bottom: 0.25rem;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}
.rut-root .rut-tabs::-webkit-scrollbar { height: 6px; }
.rut-root .rut-tabs::-webkit-scrollbar-thumb { background: var(--rut-border); border-radius: 3px; }
.rut-root .rut-tab {
  flex: 0 0 auto;
  background: var(--rut-bg);
  border: 1px solid var(--rut-border);
  padding: 10px 14px;
  font: inherit;
  font-size: 15px;
  font-weight: 500;
  color: var(--rut-text);
  cursor: pointer;
  scroll-snap-align: center;
  min-height: 44px;
  white-space: nowrap;
  border-radius: 8px;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
  line-height: 1.2;
}
.rut-root .rut-tab:hover {
  color: var(--rut-indigo);
  background: var(--rut-indigo-soft);
  border-color: var(--rut-indigo-soft);
}
.rut-root .rut-tab[aria-selected="true"] {
  background: var(--rut-indigo);
  border-color: var(--rut-indigo);
  color: #fff;
  font-weight: 600;
}
.rut-root .rut-tab:focus-visible {
  outline: 2px solid var(--rut-indigo);
  outline-offset: 2px;
}

/* Panels */
.rut-root .rut-panel { display: none; }
.rut-root .rut-panel[hidden] { display: none; }
.rut-root .rut-panel.rut-active { display: block; }
.rut-root .rut-panel h2 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 0.375rem;
  color: var(--rut-text);
  line-height: 1.3;
}
.rut-root .rut-panel .rut-panel-desc {
  color: var(--rut-text-soft);
  font-size: 14px;
  margin-bottom: 1rem;
  line-height: 1.5;
}

/* Forms */
.rut-root .rut-form-group { margin-bottom: 1rem; }
.rut-root .rut-form-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr auto;
  gap: 0.5rem;
  align-items: end;
  margin-bottom: 0.5rem;
  padding: 0.625rem;
  background: var(--rut-bg-soft);
  border-radius: var(--rut-radius-sm);
  border: 1px solid var(--rut-border);
}
.rut-root .rut-form-row .rut-cell { display: flex; flex-direction: column; }
.rut-root .rut-form-row .rut-cell label {
  font-size: 13px;
  font-weight: 500;
  color: var(--rut-text-soft);
  margin-bottom: 0.25rem;
}
.rut-root .rut-form-row .rut-remove {
  align-self: end;
  background: transparent;
  color: var(--rut-error);
  border: 1px solid var(--rut-error);
  border-radius: var(--rut-radius-sm);
  padding: 0.5rem 0.75rem;
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  min-height: 44px;
  min-width: 44px;
  transition: background 0.15s;
}
.rut-root .rut-form-row .rut-remove:hover { background: var(--rut-error-soft); }
.rut-root .rut-form-row .rut-remove:focus-visible { outline: 2px solid var(--rut-error); outline-offset: 2px; }

.rut-root label.rut-label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--rut-text);
  margin-bottom: 0.25rem;
}
.rut-root input[type="text"],
.rut-root input[type="number"],
.rut-root input[type="url"],
.rut-root select,
.rut-root textarea {
  font: inherit;
  font-size: 16px;
  width: 100%;
  padding: 0.625rem 0.75rem;
  border: 1px solid var(--rut-border);
  border-radius: var(--rut-radius-sm);
  background: var(--rut-bg);
  color: var(--rut-text);
  min-height: 44px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.rut-root textarea { min-height: 88px; resize: vertical; }
.rut-root input:focus,
.rut-root select:focus,
.rut-root textarea:focus {
  outline: none;
  border-color: var(--rut-indigo);
  box-shadow: 0 0 0 3px var(--rut-indigo-soft);
}
.rut-root [aria-invalid="true"] {
  border-color: var(--rut-error);
  background: var(--rut-error-soft);
}
.rut-root .rut-field-error {
  display: block;
  color: var(--rut-error);
  font-size: 13px;
  font-weight: 500;
  margin-top: 0.25rem;
  min-height: 1.2em;
}
.rut-root .rut-field-error:empty { display: none; }
.rut-root .rut-required { color: var(--rut-error); margin-left: 0.125rem; }

/* Buttons — KnifeKettle family style: solid indigo primary, transparent secondary */
.rut-root .rut-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  font: inherit;
  font-size: 16px;
  font-weight: 600;
  padding: 10px 16px;
  border-radius: 8px;
  border: 1px solid var(--rut-indigo);
  background: var(--rut-indigo);
  color: #fff;
  cursor: pointer;
  min-height: 44px;
  min-width: 44px;
  transition: background 0.15s, border-color 0.15s, transform 0.05s;
  line-height: 1.2;
}
.rut-root .rut-btn:hover { background: var(--rut-indigo-dark); border-color: var(--rut-indigo-dark); }
.rut-root .rut-btn:active { transform: translateY(1px); }
.rut-root .rut-btn:focus-visible { outline: 2px solid var(--rut-indigo); outline-offset: 2px; }
.rut-root .rut-btn-secondary {
  background: transparent;
  color: var(--rut-indigo);
}
.rut-root .rut-btn-secondary:hover {
  background: var(--rut-indigo-soft);
  color: var(--rut-indigo-dark);
  border-color: var(--rut-indigo);
}
.rut-root .rut-btn-ghost {
  background: transparent;
  color: var(--rut-text);
  border: 1px solid var(--rut-border);
}
.rut-root .rut-btn-ghost:hover {
  background: var(--rut-bg-soft);
  color: var(--rut-text);
  border-color: var(--rut-text-soft);
}
.rut-root .rut-btn-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.75rem; }

/* Chip multi-select */
.rut-root .rut-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  padding: 0.625rem;
  border: 1px solid var(--rut-border);
  border-radius: var(--rut-radius-sm);
  background: var(--rut-bg);
}
.rut-root .rut-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.5rem 0.875rem;
  border-radius: 999px;
  background: var(--rut-bg-soft);
  border: 1px solid var(--rut-border);
  font-size: 14px;
  font-weight: 500;
  color: var(--rut-text);
  cursor: pointer;
  min-height: 36px;
  user-select: none;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
  line-height: 1.2;
}
.rut-root .rut-chip:hover { background: var(--rut-indigo-soft); border-color: var(--rut-indigo-soft); }
.rut-root .rut-chip[aria-pressed="true"] {
  background: var(--rut-indigo);
  color: #fff;
  border-color: var(--rut-indigo);
  font-weight: 600;
}
.rut-root .rut-chip:focus-visible { outline: 2px solid var(--rut-indigo); outline-offset: 2px; }

/* Result card */
.rut-root .rut-result {
  margin-top: 1.25rem;
  border: 1px solid var(--rut-border);
  border-radius: var(--rut-radius);
  background: var(--rut-bg);
  box-shadow: var(--rut-shadow);
  overflow: hidden;
}
.rut-root .rut-result[hidden] { display: none; }
.rut-root .rut-result-title {
  background: var(--rut-indigo);
  color: #fff;
  padding: 0.875rem 1rem;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.3;
}
.rut-root .rut-result-body {
  padding: 1rem;
  font-variant-numeric: tabular-nums;
}
.rut-root .rut-result-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}
.rut-root .rut-stat {
  background: var(--rut-bg-soft);
  border: 1px solid var(--rut-border);
  border-radius: var(--rut-radius-sm);
  padding: 0.75rem 0.875rem;
}
.rut-root .rut-stat .rut-stat-label {
  font-size: 13px;
  color: var(--rut-text-soft);
  font-weight: 500;
  letter-spacing: 0.02em;
  margin-bottom: 0.25rem;
}
.rut-root .rut-stat .rut-stat-value {
  font-size: 20px;
  font-weight: 700;
  color: var(--rut-text);
  line-height: 1.2;
}
.rut-root .rut-stat .rut-stat-pill {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--rut-indigo);
  background: var(--rut-indigo-soft);
  padding: 0.125rem 0.5rem;
  border-radius: 999px;
  margin-left: 0.5rem;
}
.rut-root .rut-detail-list { list-style: none; padding: 0; margin: 0; }
.rut-root .rut-detail-list li {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--rut-border);
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 14px;
  line-height: 1.4;
}
.rut-root .rut-detail-list li:last-child { border-bottom: 0; }
.rut-root .rut-detail-list .rut-amount { color: var(--rut-text-soft); font-variant-numeric: tabular-nums; font-weight: 500; }

/* Macros bar */
.rut-root .rut-macro-bar {
  display: flex;
  height: 12px;
  border-radius: 999px;
  overflow: hidden;
  background: var(--rut-border);
  margin: 0.5rem 0 0.75rem;
}
.rut-root .rut-macro-bar > span { display: block; height: 100%; }
.rut-root .rut-macro-p { background: #4f46e5; }
.rut-root .rut-macro-c { background: #10b981; }
.rut-root .rut-macro-f { background: #f59e0b; }
.rut-root .rut-macro-legend {
  display: flex;
  gap: 1rem;
  font-size: 13px;
  color: var(--rut-text-soft);
  flex-wrap: wrap;
  font-weight: 500;
}
.rut-root .rut-macro-legend .rut-dot {
  display: inline-block;
  width: 10px; height: 10px;
  border-radius: 50%;
  margin-right: 0.375rem;
  vertical-align: middle;
}
.rut-root .rut-macro-legend .rut-dot-p { background: #4f46e5; }
.rut-root .rut-macro-legend .rut-dot-c { background: #10b981; }
.rut-root .rut-macro-legend .rut-dot-f { background: #f59e0b; }

/* Print card */
.rut-root .rut-card {
  border: 1px solid var(--rut-border);
  border-radius: var(--rut-radius);
  padding: 1.25rem;
  background: var(--rut-bg);
}
.rut-root .rut-card h3 {
  font-size: 24px;
  margin-bottom: 0.5rem;
  color: var(--rut-indigo);
  line-height: 1.2;
}
.rut-root .rut-card .rut-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 13px;
  color: var(--rut-text-soft);
  font-weight: 500;
  margin-bottom: 0.75rem;
}
.rut-root .rut-card .rut-card-meta span {
  background: var(--rut-bg-soft);
  border: 1px solid var(--rut-border);
  border-radius: 999px;
  padding: 0.25rem 0.75rem;
}
.rut-root .rut-card-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 1rem;
  margin-top: 0.75rem;
}
.rut-root .rut-card h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--rut-text);
}
.rut-root .rut-card ul, .rut-root .rut-card ol { padding-left: 1.25rem; }
.rut-root .rut-card li { margin-bottom: 0.375rem; font-size: 14px; line-height: 1.5; }
.rut-root .rut-card .rut-card-notes {
  margin-top: 0.75rem;
  font-size: 14px;
  color: var(--rut-text-soft);
  font-style: italic;
  line-height: 1.5;
}
.rut-root .rut-card .rut-card-author {
  margin-top: 0.5rem;
  font-size: 13px;
  color: var(--rut-text-soft);
  font-weight: 500;
}

/* Recipe finder */
.rut-root .rut-recipe-list { list-style: none; padding: 0; margin: 0; }
.rut-root .rut-recipe-list li {
  padding: 0.875rem 0;
  border-bottom: 1px solid var(--rut-border);
}
.rut-root .rut-recipe-list li:last-child { border-bottom: 0; }
.rut-root .rut-recipe-title {
  font-weight: 600;
  color: var(--rut-text);
  font-size: 16px;
  margin-bottom: 0.25rem;
  line-height: 1.3;
}
.rut-root .rut-recipe-overlap {
  display: inline-block;
  background: var(--rut-indigo-soft);
  color: var(--rut-indigo);
  font-size: 13px;
  font-weight: 600;
  padding: 0.125rem 0.5rem;
  border-radius: 999px;
  margin-left: 0.5rem;
}
.rut-root .rut-recipe-detail { margin-top: 0.5rem; padding: 0.625rem; background: var(--rut-bg-soft); border-radius: var(--rut-radius-sm); font-size: 14px; line-height: 1.5; }

/* Disclaimer footer */
.rut-root .rut-footer {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--rut-border);
  font-size: 13px;
  color: var(--rut-text-soft);
}
.rut-root .rut-footer-toggle {
  background: transparent;
  border: 1px solid var(--rut-border);
  color: var(--rut-text);
  padding: 0.5rem 0.875rem;
  border-radius: var(--rut-radius-sm);
  cursor: pointer;
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  min-height: 36px;
}
.rut-root .rut-footer-toggle:hover { background: var(--rut-bg-soft); border-color: var(--rut-text-soft); }
.rut-root .rut-footer-toggle:focus-visible { outline: 2px solid var(--rut-indigo); outline-offset: 2px; }
.rut-root .rut-footer-list {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 0;
  display: grid;
  gap: 0.375rem;
}
.rut-root .rut-footer-list[hidden] { display: none; }
.rut-root .rut-footer-list li { padding-left: 1.5rem; position: relative; line-height: 1.5; }
.rut-root .rut-footer-list li::before { content: "ℹ️"; position: absolute; left: 0; }

/* Inline alerts (tool-level) */
.rut-root .rut-inline-alert {
  background: var(--rut-indigo-soft);
  border: 1px solid #c7d2fe;
  color: var(--rut-text);
  padding: 0.75rem 0.875rem;
  border-radius: var(--rut-radius-sm);
  font-size: 14px;
  line-height: 1.5;
  margin-bottom: 0.75rem;
}

/* Skip link */
.rut-root .rut-skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--rut-indigo);
  color: #fff;
  padding: 0.5rem 0.75rem;
  z-index: 1000;
  border-radius: 0 0 var(--rut-radius-sm) 0;
  font-size: 14px;
  font-weight: 600;
}
.rut-root .rut-skip:focus { left: 0; }

/* Admin page (scoped via .rut-admin-wrap on the plugin's own help page only) */
.rut-admin-wrap { max-width: 800px; }
.rut-admin-wrap code {
  background: var(--rut-indigo-soft);
  color: var(--rut-indigo-dark);
  padding: 0.125rem 0.5rem;
  border-radius: var(--rut-radius-sm);
  font-size: 0.95em;
}

/* Responsive */
@media (max-width: 720px) {
  .rut-root .rut-form-row {
    grid-template-columns: 1fr 1fr;
  }
  .rut-root .rut-form-row .rut-cell { grid-column: span 2; }
  .rut-root .rut-form-row .rut-remove { grid-column: span 2; justify-self: end; }
  .rut-root .rut-result-grid { grid-template-columns: 1fr; }
  .rut-root .rut-card-grid { grid-template-columns: 1fr; }
  .rut-root .rut-header h1 { font-size: 24px; }
  .rut-root .rut-tab { font-size: 14px; padding: 8px 12px; }
  .rut-root .rut-stat .rut-stat-value { font-size: 18px; }
}

/* Print */
@media print {
  .rut-root .rut-header,
  .rut-root .rut-tabs,
  .rut-root .rut-form,
  .rut-root .rut-footer,
  .rut-root .rut-btn-row,
  .rut-root .rut-skip { display: none !important; }
  .rut-root .rut-panel { display: block !important; page-break-after: always; }
  .rut-root .rut-card { box-shadow: none; border: 0; padding: 0; }
  .rut-root { background: #fff; }
}