/* ============================================================
 * Converge UI — Shared Styles
 *
 * Utility classes and component patterns for Converge UI pages.
 * Uses --cui-* custom properties from the framework layout.
 * Auto-linked by converge-ui middleware when public/styles.css exists.
 * ============================================================ */

/* --- Layout --- */
.container { max-width: var(--cui-width-wide); margin: 0 auto; padding: var(--cui-space-lg); }
.container-wide { max-width: 1200px; margin: 0 auto; padding: var(--cui-space-lg); }
.container-narrow { max-width: var(--cui-width-narrow); margin: 0 auto; padding: var(--cui-space-lg); }

/* --- Grid --- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--cui-grid-gap); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--cui-grid-gap); }
.grid-4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(140px, 100%), 1fr)); gap: var(--cui-grid-gap); }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(var(--cui-col-min), 100%), 1fr)); gap: var(--cui-grid-gap); }
.grid-auto-fit { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(var(--cui-col-min), 100%), 1fr)); gap: var(--cui-grid-gap); }

@media (max-width: 640px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

/* --- Flex --- */
.flex { display: flex; }
.flex-col { display: flex; flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-xs { gap: var(--cui-space-3xs); }
.gap-sm { gap: var(--cui-space-xs); }
.gap-md { gap: var(--cui-space-xs); }
.gap-lg { gap: var(--cui-grid-gap); }
.gap-xl { gap: var(--cui-space-md); }

/* --- Spacing --- */
.mt-0 { margin-top: 0; }
.mt-sm { margin-top: var(--cui-space-xs); }
.mt-md { margin-top: var(--cui-space-md); }
.mt-lg { margin-top: var(--cui-space-md); }
.mt-xl { margin-top: var(--cui-space-lg); }
.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--cui-space-xs); }
.mb-md { margin-bottom: var(--cui-space-md); }
.mb-lg { margin-bottom: var(--cui-space-md); }
.mb-xl { margin-bottom: var(--cui-space-lg); }

/* --- Cards --- */
.card {
  background: var(--cui-bg-card);
  border: 1px solid var(--cui-border);
  border-radius: var(--cui-radius-lg);
  padding: var(--cui-space-sm) var(--cui-space-md);
}
.card:hover { border-color: var(--cui-border-hover); }
.card-header {
  display: flex;
  align-items: center;
  gap: var(--cui-space-xs);
  margin-bottom: 0.4rem;
}
.card-title { font-weight: 600; font-size: var(--cui-text-base); }
.card-body { font-size: var(--cui-text-sm); color: var(--cui-text-muted); line-height: 1.4; }
.card-footer { font-size: var(--cui-text-xs); color: var(--cui-text-dim); margin-top: 0.3rem; }
.card-clickable { cursor: pointer; transition: border-color 0.15s; }

/* --- Stat Cards --- */
.stat-card {
  background: var(--cui-bg-card);
  border: 1px solid var(--cui-border);
  border-radius: var(--cui-radius-lg);
  padding: var(--cui-space-sm) var(--cui-space-md);
}
.stat-label { font-size: var(--cui-text-xs); text-transform: uppercase; letter-spacing: 0.05em; color: var(--cui-text-dim); margin-bottom: 0.25rem; }
.stat-value { font-size: 1.5rem; font-weight: 700; color: var(--cui-text); }
.stat-delta { font-size: 0.75rem; margin-top: 0.15rem; }
.stat-delta.positive { color: var(--cui-accent); }
.stat-delta.negative { color: var(--cui-danger); }

/* --- Badges --- */
.badge {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
  flex-shrink: 0;
}
.badge-green { background: #065f46; color: #6ee7b7; }
.badge-blue { background: #1e3a5f; color: #7dd3fc; }
.badge-purple { background: #4a1d6a; color: #c4b5fd; }
.badge-yellow { background: #2a2520; color: #fbbf24; }
.badge-red { background: #450a0a; color: #fca5a5; }
.badge-gray { background: #374151; color: #9ca3af; }

/* --- Tags --- */
.tag {
  font-size: 0.7rem;
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
  color: var(--cui-accent-secondary);
  background: #1e1b4b;
}

/* --- Buttons --- */
.btn {
  background: var(--cui-bg-card);
  border: 1px solid var(--cui-border);
  color: var(--cui-text);
  padding: 0.6rem 1.2rem;
  border-radius: var(--cui-radius);
  cursor: pointer;
  font-family: var(--cui-font);
  font-size: 0.85rem;
  transition: border-color 0.15s, color 0.15s;
}
.btn:hover { border-color: var(--cui-accent); }
.btn-accent {
  border-color: var(--cui-accent-secondary);
  color: #a5b4fc;
}
.btn-accent:hover { border-color: #818cf8; color: #c7d2fe; }
.btn-primary {
  background: var(--cui-accent);
  border-color: var(--cui-accent);
  color: var(--cui-bg-page);
  font-weight: 600;
}
.btn-primary:hover { opacity: 0.9; }
.btn-sm { padding: 0.35rem 0.75rem; font-size: 0.8rem; }

/* --- Tabs --- */
.tabs {
  display: flex;
  gap: var(--cui-space-3xs);
  border-bottom: 1px solid var(--cui-border);
  padding-bottom: var(--cui-space-xs);
  margin-bottom: var(--cui-space-md);
}
.tab {
  background: none;
  border: none;
  color: var(--cui-text-dim);
  padding: var(--cui-space-xs) var(--cui-space-sm);
  border-radius: var(--cui-radius) var(--cui-radius) 0 0;
  cursor: pointer;
  font-size: var(--cui-text-sm);
  font-family: var(--cui-font);
  border-bottom: 2px solid transparent;
  transition: color 0.15s;
}
.tab:hover { color: var(--cui-text); }
.tab.active { color: var(--cui-accent); border-bottom-color: var(--cui-accent); }

/* --- Section Headers (collapsible) --- */
.section-header {
  display: flex;
  align-items: center;
  gap: var(--cui-space-xs);
  cursor: pointer;
  user-select: none;
  margin-top: var(--cui-space-lg);
  margin-bottom: var(--cui-space-sm);
}
.section-header:first-of-type { margin-top: 0; }
.section-header h2 {
  font-size: 1rem;
  color: var(--cui-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0;
  flex: 1;
}
.section-count {
  font-size: 0.8rem;
  color: var(--cui-text-dim);
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
}
.collapse-icon {
  font-size: 0.7rem;
  color: var(--cui-text-faint);
  transition: transform 0.2s;
  width: 1rem;
  text-align: center;
}
.collapse-icon.collapsed { transform: rotate(-90deg); }
.section-body.collapsed { display: none; }

/* --- Top Bar --- */
.top-bar {
  display: flex;
  align-items: center;
  gap: var(--cui-space-xs);
  margin-bottom: var(--cui-space-lg);
  flex-wrap: wrap;
}

/* --- View Toggle --- */
.view-toggle {
  margin-left: auto;
  display: flex;
  gap: 0;
  border: 1px solid var(--cui-border);
  border-radius: var(--cui-radius);
  overflow: hidden;
}
.view-toggle button {
  background: var(--cui-bg-card);
  border: none;
  color: var(--cui-text-dim);
  padding: 0.5rem 0.9rem;
  cursor: pointer;
  font-family: var(--cui-font);
  font-size: 0.8rem;
  transition: background 0.15s, color 0.15s;
}
.view-toggle button:not(:last-child) { border-right: 1px solid var(--cui-border); }
.view-toggle button:hover { color: var(--cui-text); }
.view-toggle button.active { background: var(--cui-accent); color: var(--cui-bg-page); font-weight: 600; }

/* --- Toast --- */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--cui-accent);
  color: var(--cui-bg-page);
  padding: 0.6rem 1.2rem;
  border-radius: var(--cui-radius);
  font-size: 0.85rem;
  font-weight: 600;
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
  z-index: 200;
}
.toast.show { opacity: 1; }

/* --- Empty State --- */
.empty { font-size: 0.82rem; color: var(--cui-text-faint); font-style: italic; padding: 0.5rem 0; }

/* --- Borders (left accent) --- */
.border-green  { border-left: 3px solid var(--cui-accent); }
.border-blue   { border-left: 3px solid #3b82f6; }
.border-purple { border-left: 3px solid #8b5cf6; }
.border-yellow { border-left: 3px solid var(--cui-warning); }
.border-red    { border-left: 3px solid var(--cui-danger); }
.border-gray   { border-left: 3px solid var(--cui-text-dim); }

/* --- Text --- */
.text-xs { font-size: var(--cui-text-xs); }
.text-sm { font-size: var(--cui-text-sm); }
.text-md { font-size: var(--cui-text-base); }
.text-lg { font-size: var(--cui-text-lg); }
.text-muted { color: var(--cui-text-muted); }
.text-dim { color: var(--cui-text-dim); }
.text-accent { color: var(--cui-accent); }
.font-bold { font-weight: 600; }
.font-mono { font-family: var(--cui-font-mono); }

/* --- Sidebar Layout (for docs/dashboard templates) --- */
.sidebar-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: var(--cui-space-lg);
  min-height: calc(100svh - 60px);
}
.sidebar {
  border-right: 1px solid var(--cui-border);
  padding: var(--cui-space-md) var(--cui-space-sm);
  position: sticky;
  top: 60px;
  height: calc(100svh - 60px);
  overflow-y: auto;
}
.sidebar-section { margin-bottom: 1.5rem; }
.sidebar-title {
  font-size: var(--cui-text-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--cui-text-dim);
  margin-bottom: var(--cui-space-xs);
}
.sidebar-link {
  display: block;
  padding: 0.3rem 0.6rem;
  font-size: 0.85rem;
  color: var(--cui-text-muted);
  text-decoration: none;
  border-radius: var(--cui-radius);
  transition: color 0.15s, background 0.15s;
}
.sidebar-link:hover { color: var(--cui-text); background: var(--cui-bg-hover); }
.sidebar-link.active { color: var(--cui-accent); background: var(--cui-accent-bg); }
.main-content { padding: var(--cui-space-md) var(--cui-space-lg); max-width: 800px; }

@media (max-width: 768px) {
  .sidebar-layout { grid-template-columns: 1fr; }
  .sidebar {
    position: relative;
    top: 0;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--cui-border);
  }
}

/* --- Prose (docs/content) --- */
.prose { line-height: 1.65; color: var(--cui-text-muted); }
.prose h1 { font-size: var(--cui-text-xl); color: var(--cui-text); margin-bottom: var(--cui-space-sm); }
.prose h2 { font-size: var(--cui-text-lg); color: var(--cui-text); margin-top: var(--cui-space-lg); margin-bottom: var(--cui-space-xs); }
.prose h3 { font-size: var(--cui-text-base); color: var(--cui-text); margin-top: var(--cui-space-md); margin-bottom: var(--cui-space-xs); }
.prose p { margin-bottom: var(--cui-space-sm); font-size: var(--cui-text-sm); }
.prose code {
  background: var(--cui-bg-card);
  padding: 0.15rem 0.4rem;
  border-radius: 3px;
  font-size: 0.85em;
  font-family: var(--cui-font-mono);
}
.prose pre {
  background: var(--cui-bg-card);
  border: 1px solid var(--cui-border);
  border-radius: var(--cui-radius);
  padding: var(--cui-space-sm);
  overflow-x: auto;
  margin-bottom: var(--cui-space-sm);
}
.prose pre code { background: none; padding: 0; }
.prose ul, .prose ol { margin-bottom: var(--cui-space-sm); padding-left: var(--cui-space-md); }
.prose li { margin-bottom: 0.25rem; font-size: 0.9rem; }
.prose a { color: var(--cui-accent); text-decoration: none; }
.prose a:hover { text-decoration: underline; }

/* ============================================================
 * Form Components
 * ============================================================ */

/* --- Field wrapper --- */
.cui-field { margin-bottom: var(--cui-space-sm); }
.cui-label {
  display: block;
  font-size: var(--cui-text-sm);
  color: var(--cui-text-muted);
  margin-bottom: var(--cui-space-3xs);
}
.cui-field-hint {
  font-size: var(--cui-text-xs);
  color: var(--cui-text-dim);
  margin-top: var(--cui-space-3xs);
}

/* --- Fieldset --- */
.cui-fieldset {
  border: 1px solid var(--cui-border);
  border-radius: var(--cui-radius-lg);
  padding: var(--cui-space-md);
  margin-bottom: var(--cui-space-md);
}
.cui-fieldset legend {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--cui-text);
  padding: 0 0.5rem;
}

/* --- Text Input --- */
.cui-input {
  width: 100%;
  background: var(--cui-bg-card);
  border: 1px solid var(--cui-border);
  border-radius: var(--cui-radius);
  color: var(--cui-text);
  font-family: var(--cui-font);
  font-size: 0.85rem;
  padding: 0.5rem 0.75rem;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.cui-input:focus {
  border-color: var(--cui-accent);
  box-shadow: 0 0 0 2px var(--cui-accent-bg);
}
.cui-input::placeholder { color: var(--cui-text-faint); }

/* --- Select --- */
.cui-select {
  width: 100%;
  background: var(--cui-bg-card);
  border: 1px solid var(--cui-border);
  border-radius: var(--cui-radius);
  color: var(--cui-text);
  font-family: var(--cui-font);
  font-size: 0.85rem;
  padding: 0.5rem 2rem 0.5rem 0.75rem;
  outline: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M2 4l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.6rem center;
  transition: border-color 0.15s;
  cursor: pointer;
}
.cui-select:focus { border-color: var(--cui-accent); }
.cui-select option { background: var(--cui-bg-card); color: var(--cui-text); }

/* --- Textarea --- */
.cui-textarea {
  width: 100%;
  min-height: 80px;
  background: var(--cui-bg-card);
  border: 1px solid var(--cui-border);
  border-radius: var(--cui-radius);
  color: var(--cui-text);
  font-family: var(--cui-font);
  font-size: 0.85rem;
  padding: 0.5rem 0.75rem;
  outline: none;
  resize: vertical;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.cui-textarea:focus {
  border-color: var(--cui-accent);
  box-shadow: 0 0 0 2px var(--cui-accent-bg);
}

/* --- Toggle Switch --- */
.cui-toggle {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}
.cui-toggle input { opacity: 0; width: 0; height: 0; position: absolute; }
.cui-toggle-track {
  position: absolute;
  inset: 0;
  background: var(--cui-border);
  border-radius: 12px;
  cursor: pointer;
  transition: background 0.2s;
}
.cui-toggle-track::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  left: 3px;
  top: 3px;
  background: var(--cui-text-dim);
  border-radius: 50%;
  transition: transform 0.2s, background 0.2s;
}
.cui-toggle input:checked + .cui-toggle-track {
  background: var(--cui-accent);
}
.cui-toggle input:checked + .cui-toggle-track::after {
  transform: translateX(20px);
  background: white;
}
.cui-toggle input:focus-visible + .cui-toggle-track {
  box-shadow: 0 0 0 2px var(--cui-accent-bg);
}

/* --- Toggle Row (label + toggle inline) --- */
.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 0;
  min-height: 54px;
}
.toggle-row + .toggle-row { border-top: 1px solid var(--cui-border); }
.toggle-label { font-size: 0.85rem; color: var(--cui-text); }
.toggle-desc { font-size: 0.72rem; color: var(--cui-text-dim); margin-top: 0.1rem; }

/* --- Range Slider --- */
.cui-slider {
  width: 100%;
  height: 6px;
  appearance: none;
  background: var(--cui-border);
  border-radius: 3px;
  outline: none;
  cursor: pointer;
}
.cui-slider::-webkit-slider-thumb {
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--cui-accent);
  cursor: pointer;
  border: 2px solid var(--cui-bg-page);
  box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}
.cui-slider::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--cui-accent);
  cursor: pointer;
  border: 2px solid var(--cui-bg-page);
}
.slider-row {
  display: flex;
  align-items: center;
  gap: var(--cui-grid-gap);
}
.slider-value {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--cui-accent);
  min-width: 3rem;
  text-align: right;
  font-family: var(--cui-font-mono);
}

/* --- Danger Zone --- */
.danger-zone {
  border: 1px solid var(--cui-danger);
  border-radius: var(--cui-radius-lg);
  padding: var(--cui-space-md);
}
.danger-zone h3 { color: var(--cui-danger); font-size: 0.95rem; margin-bottom: 0.5rem; }
.btn-danger {
  background: transparent;
  border: 1px solid var(--cui-danger);
  color: var(--cui-danger);
  padding: 0.5rem 1rem;
  border-radius: var(--cui-radius);
  cursor: pointer;
  font-family: var(--cui-font);
  font-size: 0.85rem;
  transition: background 0.15s;
}
.btn-danger:hover { background: rgba(239,68,68,0.1); }

/* --- Save Bar (sticky bottom) --- */
.save-bar {
  position: sticky;
  bottom: 0;
  background: var(--cui-bg-nav);
  border-top: 1px solid var(--cui-border);
  padding: var(--cui-space-xs) var(--cui-space-lg);
  display: flex;
  justify-content: flex-end;
  gap: var(--cui-space-xs);
  z-index: 50;
}

/* ============================================================
 * Visualization Components
 *
 * Reusable patterns for architecture pages, comparison views,
 * timelines, and data presentation. Extracted from page-level
 * inline styles for cross-page reuse.
 * ============================================================ */

/* --- Hero Section --- */
.hero {
  background: linear-gradient(135deg, rgba(99,102,241,0.08) 0%, rgba(16,185,129,0.08) 100%);
  border: 1px solid var(--cui-border);
  border-radius: var(--cui-radius-lg);
  padding: var(--cui-space-lg) var(--cui-space-xl);
  margin-bottom: var(--cui-space-lg);
}
.hero h1 { font-size: var(--cui-text-2xl); margin-bottom: var(--cui-space-xs); color: var(--cui-text); font-weight: 700; }
.hero .subtitle { font-size: var(--cui-text-base); color: var(--cui-text-muted); line-height: 1.5; max-width: var(--cui-width-narrow); }
.hero .highlight { color: var(--cui-accent); font-weight: 600; }

/* --- Flow Diagrams --- */
.flow-diagram {
  background: var(--cui-bg-card);
  border: 1px solid var(--cui-border);
  border-radius: var(--cui-radius-lg);
  padding: var(--cui-space-md);
  overflow-x: auto;
}
.flow-row {
  display: flex;
  align-items: center;
  gap: var(--cui-space-xs);
  padding: var(--cui-space-xs) 0;
  flex-wrap: wrap;
}
.flow-node {
  background: var(--cui-bg-page);
  border: 1px solid var(--cui-border);
  border-radius: var(--cui-radius);
  padding: var(--cui-space-xs) var(--cui-space-sm);
  font-size: var(--cui-text-sm);
  white-space: nowrap;
  position: relative;
}
.flow-node.active { border-color: var(--cui-accent); color: var(--cui-accent); }
.flow-node.new { border-color: var(--cui-accent-secondary); color: #a5b4fc; border-style: dashed; }
.flow-node.emphasis {
  background: var(--cui-accent-bg);
  border-color: var(--cui-accent);
  color: var(--cui-accent);
  font-weight: 600;
}
.flow-arrow { color: var(--cui-text-faint); font-size: var(--cui-text-lg); flex-shrink: 0; }
.flow-label { font-size: var(--cui-text-xs); color: var(--cui-text-dim); padding: 0 var(--cui-space-3xs); }

/* --- Option Comparison Cards --- */
.option-card {
  background: var(--cui-bg-card);
  border: 2px solid var(--cui-border);
  border-radius: var(--cui-radius-lg);
  padding: var(--cui-space-md);
  transition: border-color 0.2s;
  cursor: pointer;
  position: relative;
}
.option-card:hover { border-color: var(--cui-border-hover); }
.option-card.recommended { border-color: var(--cui-accent); }
.option-card.recommended::after {
  content: 'RECOMMENDED';
  position: absolute;
  top: -0.6rem;
  right: 1rem;
  background: var(--cui-accent);
  color: var(--cui-bg-page);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 0.15rem 0.6rem;
  border-radius: 3px;
}
.option-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--cui-text-faint);
  line-height: 1;
  margin-bottom: 0.5rem;
}
.option-card.recommended .option-number { color: var(--cui-accent); }
.option-title { font-size: 1.05rem; font-weight: 700; margin-bottom: 0.25rem; }
.option-desc { font-size: var(--cui-text-sm); color: var(--cui-text-muted); margin-bottom: var(--cui-space-sm); line-height: 1.4; }

/* --- Pros/Cons Lists --- */
.pros-cons { display: grid; grid-template-columns: 1fr 1fr; gap: var(--cui-grid-gap); }
.pro-list, .con-list { list-style: none; padding: 0; }
.pro-list li, .con-list li {
  font-size: 0.78rem;
  color: var(--cui-text-muted);
  padding: 0.3rem 0;
  padding-left: 1.2rem;
  position: relative;
  line-height: 1.3;
}
.pro-list li::before { content: '+'; position: absolute; left: 0; color: var(--cui-accent); font-weight: 700; font-size: 0.9rem; }
.con-list li::before { content: '−'; position: absolute; left: 0.1rem; color: var(--cui-danger); font-weight: 700; font-size: 0.9rem; }

/* --- Timeline --- */
.timeline { position: relative; padding-left: 2rem; }
.timeline::before {
  content: '';
  position: absolute;
  left: 0.5rem;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--cui-border);
}
.timeline-item {
  position: relative;
  padding-bottom: 1.5rem;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-dot {
  position: absolute;
  left: -1.65rem;
  top: 0.2rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--cui-border);
  border: 2px solid var(--cui-bg-page);
}
.timeline-dot.ready { background: var(--cui-accent); }
.timeline-dot.future { background: var(--cui-accent-secondary); }
.timeline-step { font-size: 0.95rem; font-weight: 600; margin-bottom: 0.15rem; }
.timeline-detail { font-size: 0.78rem; color: var(--cui-text-muted); line-height: 1.4; }
.timeline-files { font-size: 0.72rem; color: var(--cui-text-dim); font-family: var(--cui-font-mono); margin-top: 0.25rem; }

/* --- Component Grid --- */
.component-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(200px, 100%), 1fr));
  gap: var(--cui-space-xs);
}
.component-card {
  background: var(--cui-bg-card);
  border: 1px solid var(--cui-border);
  border-radius: var(--cui-radius-lg);
  padding: var(--cui-space-sm);
  text-align: center;
  transition: border-color 0.2s, transform 0.15s;
}
.component-card:hover { border-color: var(--cui-accent-secondary); transform: translateY(-2px); }
.component-icon { font-size: 1.8rem; margin-bottom: 0.5rem; display: block; }
.component-name { font-size: 0.85rem; font-weight: 600; margin-bottom: 0.2rem; }
.component-desc { font-size: var(--cui-text-xs); color: var(--cui-text-dim); line-height: 1.3; }
.component-card .badge { margin-top: 0.5rem; display: inline-block; }

/* --- Score Grid --- */
.score-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 1px;
  background: var(--cui-border);
  border-radius: var(--cui-radius-lg);
  overflow: hidden;
  font-size: 0.82rem;
}
.score-cell {
  background: var(--cui-bg-card);
  padding: 0.6rem 0.8rem;
}
.score-header {
  background: var(--cui-bg-nav);
  padding: 0.6rem 0.8rem;
  font-weight: 600;
  font-size: 0.78rem;
  color: var(--cui-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.score-high { color: var(--cui-accent); font-weight: 600; }
.score-mid { color: var(--cui-warning); }
.score-low { color: var(--cui-danger); }

/* --- Scenario Walkthrough --- */
.scenario {
  background: linear-gradient(135deg, rgba(16,185,129,0.05) 0%, rgba(6,182,212,0.05) 100%);
  border: 1px solid rgba(16,185,129,0.15);
  border-radius: var(--cui-radius-lg);
  padding: var(--cui-space-md);
}
.scenario-step {
  display: flex;
  gap: var(--cui-space-xs);
  padding: 0.6rem 0;
}
.scenario-step + .scenario-step { border-top: 1px solid rgba(16,185,129,0.1); }
.scenario-num {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--cui-accent);
  color: var(--cui-bg-page);
  font-size: 0.72rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.scenario-text { font-size: 0.85rem; color: var(--cui-text-muted); line-height: 1.4; }
.scenario-text strong { color: var(--cui-text); }

/* --- Section Anchors --- */
.section { scroll-margin-top: 4rem; }

/* --- Visualization Responsive Overrides --- */
/* Hero, flow, component spacing now handled by fluid tokens.
   Structural layout changes that can't be expressed with clamp() remain. */
@media (max-width: 768px) {
  .score-grid { grid-template-columns: 1.5fr repeat(3, 1fr); font-size: var(--cui-text-xs); }
  .score-cell, .score-header { padding: var(--cui-space-2xs) var(--cui-space-xs); }
  .option-number { font-size: var(--cui-text-xl); }
  .option-title { font-size: var(--cui-text-base); }
  .timeline { padding-left: var(--cui-space-md); }
  .pros-cons { grid-template-columns: 1fr; }
}

@media (max-width: 420px) {
  .score-grid { grid-template-columns: 1fr; }
  .score-header:not(:first-child) { display: none; }
}