/* ===== Demo Page — SmrutiCortex Interactive Demo ===== */

/* --- CSS Variables (mirrors landing page + extension) --- */
:root {
  --demo-bg: #ffffff;
  --demo-bg2: #f8fafc;
  --demo-card: #ffffff;
  --demo-text: #1e293b;
  --demo-muted: #64748b;
  --demo-accent: #3b82f6;
  --demo-accent-hover: #2563eb;
  --demo-border: #e2e8f0;
  --demo-hover: #f1f5f9;
  --demo-bookmark: #f59e0b;
  --demo-shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
  --demo-shadow-md: 0 4px 6px rgba(0,0,0,0.1);
  --demo-shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
  --demo-mark-bg: #fef3c7;
  --demo-mark-color: #92400e;
  --demo-mark-ai-bg: #d1fae5;
  --demo-mark-ai-color: #065f46;
  --demo-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

[data-theme="dark"] {
  --demo-bg: #0f172a;
  --demo-bg2: #1e293b;
  --demo-card: #1e293b;
  --demo-text: #f1f5f9;
  --demo-muted: #94a3b8;
  --demo-border: #334155;
  --demo-hover: #334155;
  --demo-shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --demo-shadow-md: 0 4px 6px rgba(0,0,0,0.3);
  --demo-shadow-lg: 0 10px 25px rgba(0,0,0,0.4);
  --demo-mark-bg: #422006;
  --demo-mark-color: #fef3c7;
  --demo-mark-ai-bg: #064e3b;
  --demo-mark-ai-color: #a7f3d0;
}

/* --- Base Layout --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body.demo-page {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: var(--demo-text);
  background: var(--demo-bg);
  transition: background 0.3s ease, color 0.3s ease;
}

.demo-container {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 16px;
}

/* --- Header (hidden in iframe/embed mode) --- */
.demo-header {
  background: var(--demo-card);
  border-bottom: 1px solid var(--demo-border);
  padding: 12px 0;
  box-shadow: var(--demo-shadow-sm);
}

.demo-header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.demo-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--demo-text);
  text-decoration: none;
}

.demo-logo img {
  width: 32px;
  height: 32px;
}

.demo-logo-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--demo-muted);
  margin-left: 4px;
}

.demo-header-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.demo-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.85rem;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
}

.demo-btn-primary {
  background: var(--demo-accent);
  color: white;
}

.demo-btn-primary:hover {
  background: var(--demo-accent-hover);
}

.demo-btn-ghost {
  background: transparent;
  border: 1px solid var(--demo-border);
  color: var(--demo-text);
  padding: 7px 12px;
  font-size: 1.1rem;
}

.demo-btn-ghost:hover {
  background: var(--demo-bg2);
}

/* --- Embed/Iframe mode --- */
body.demo-embed .demo-header,
body.demo-embed .demo-footer { display: none; }
body.demo-embed .demo-main { padding-top: 8px; }

/* --- Main content area --- */
.demo-main {
  padding: 20px 0 40px;
}

/* --- View visibility --- */
.demo-view.hidden { display: none; }

/* --- Toolbar (tabs + settings) --- */
.demo-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 6px 8px;
  background: var(--demo-card);
  border: 1px solid var(--demo-border);
  border-radius: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
  box-shadow: var(--demo-shadow-sm);
}

.demo-tabs {
  display: flex;
  gap: 2px;
  background: var(--demo-bg2);
  border-radius: 8px;
  padding: 3px;
}

.demo-tab {
  padding: 6px 16px;
  border: none;
  background: transparent;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--demo-muted);
  transition: all 0.15s;
  white-space: nowrap;
}

.demo-tab.active {
  background: var(--demo-card);
  color: var(--demo-accent);
  box-shadow: var(--demo-shadow-sm);
}

.demo-tab:hover:not(.active) {
  color: var(--demo-text);
}

.demo-toolbar-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: auto;
  flex-wrap: wrap;
}

.demo-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--demo-text);
  user-select: none;
}

.demo-toggle input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 34px;
  height: 18px;
  border-radius: 10px;
  background: var(--demo-border);
  position: relative;
  cursor: pointer;
  transition: background 0.2s;
  flex-shrink: 0;
}

.demo-toggle input[type="checkbox"]::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: white;
  transition: transform 0.2s;
  box-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

.demo-toggle input[type="checkbox"]:checked {
  background: #10b981;
}

.demo-toggle input[type="checkbox"]:checked::after {
  transform: translateX(16px);
}

.demo-view-btns {
  display: flex;
  gap: 2px;
  margin-left: auto;
  background: var(--demo-bg2);
  border-radius: 6px;
  padding: 2px;
}

.demo-view-btn {
  padding: 4px 10px;
  border: none;
  background: transparent;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--demo-muted);
  transition: all 0.15s;
}

.demo-view-btn.active {
  background: var(--demo-card);
  color: var(--demo-text);
  box-shadow: var(--demo-shadow-sm);
}

/* --- Search Input --- */
.demo-search-wrap {
  position: relative;
  margin-bottom: 8px;
}

.demo-search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 16px;
  color: var(--demo-muted);
  pointer-events: none;
}

.demo-search {
  width: 100%;
  padding: 12px 14px 12px 40px;
  border: 2px solid var(--demo-border);
  border-radius: 10px;
  font-size: 15px;
  background: var(--demo-card);
  color: var(--demo-text);
  outline: none;
  transition: border-color 0.2s;
  font-family: inherit;
}

.demo-search:focus {
  border-color: var(--demo-accent);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}

/* --- Smart Suggestion Chips --- */
.demo-suggestions {
  display: flex;
  gap: 8px;
  align-items: center;
  padding: 6px 10px;
  margin-bottom: 4px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  background: var(--demo-bg2);
  border: 1px dashed var(--demo-border);
  border-radius: 8px;
}

.demo-suggestions::-webkit-scrollbar { display: none; }

.demo-suggestions.hidden { display: none; }

.demo-suggestion-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--demo-muted);
  white-space: nowrap;
  flex-shrink: 0;
}

.demo-suggestion-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  background: var(--demo-card);
  border: 1px solid var(--demo-border);
  border-radius: 20px;
  font-size: 12px;
  font-family: inherit;
  color: var(--demo-text);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s ease;
  flex-shrink: 0;
}

.demo-suggestion-chip:hover {
  background: var(--demo-hover);
  border-color: var(--demo-accent);
  color: var(--demo-accent);
}

.demo-suggestion-chip strong {
  font-weight: 600;
}

.demo-suggestion-hint {
  font-size: 11px;
  color: var(--demo-muted);
}

.demo-suggestion-note {
  font-size: 10px;
  font-style: italic;
  color: var(--demo-muted);
  opacity: 0.6;
  margin-left: auto;
  flex-shrink: 0;
  white-space: nowrap;
}

.demo-overlay-suggestions {
  padding: 4px 0;
  margin-bottom: 2px;
}

.demo-overlay-suggestions .demo-suggestion-chip {
  padding: 3px 10px;
  font-size: 11px;
}

.demo-overlay-suggestions .demo-suggestion-hint {
  display: none;
}

/* --- AI Status Bar --- */
.demo-ai-bar {
  display: flex;
  gap: 8px;
  align-items: center;
  padding: 6px 10px;
  background: var(--demo-card);
  border: 1px solid var(--demo-border);
  border-radius: 8px;
  margin-bottom: 8px;
  font-size: 12px;
  min-height: 32px;
  flex-wrap: wrap;
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 0.2s, transform 0.2s;
}

.demo-ai-bar.visible {
  opacity: 1;
  transform: translateY(0);
}

.demo-badge {
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
  font-size: 11px;
  white-space: nowrap;
}

.demo-badge-lexical {
  background: rgba(59,130,246,0.1);
  color: var(--demo-accent);
}

.demo-badge-neural {
  background: rgba(16,185,129,0.1);
  color: #10b981;
}

.demo-badge-engram {
  background: rgba(16,185,129,0.12);
  color: #059669;
}

.demo-badge-semantic {
  background: rgba(168,85,247,0.1);
  color: #a855f7;
}

.demo-badge-error {
  background: rgba(239,68,68,0.1);
  color: #ef4444;
}

.demo-ai-time {
  font-size: 11px;
  color: var(--demo-muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, monospace;
  margin-left: auto;
}

/* --- Result Count --- */
.demo-count {
  font-size: 12px;
  color: var(--demo-muted);
  margin-bottom: 6px;
  min-height: 18px;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* --- Results: List View --- */
.demo-results {
  max-height: 420px;
  overflow-y: auto;
  scrollbar-width: thin;
}

.demo-result {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 8px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.15s ease;
  margin-bottom: 2px;
}

.demo-result:hover {
  background: var(--demo-hover);
  border-color: var(--demo-border);
}

.demo-result.active {
  background: rgba(59,130,246,0.08);
  border-color: var(--demo-accent);
  outline: 2px solid var(--demo-accent);
  outline-offset: -1px;
}

.demo-favicon {
  width: 20px;
  height: 20px;
  border-radius: 4px;
  background: var(--demo-border);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: var(--demo-muted);
  font-weight: 600;
}

.demo-result-body {
  flex: 1;
  min-width: 0;
}

.demo-result-title-row {
  display: flex;
  align-items: center;
  gap: 4px;
}

.demo-result-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--demo-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.demo-bookmark-star {
  color: var(--demo-bookmark);
  font-size: 14px;
  flex-shrink: 0;
  text-shadow: 0 0 2px rgba(245,158,11,0.5);
}

.demo-result-url {
  font-size: 12px;
  color: var(--demo-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, monospace;
}

.demo-bookmark-folder {
  font-size: 11px;
  color: #6b7280;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.demo-result-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  flex-shrink: 0;
}

.demo-visit-badge {
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 10px;
  background: var(--demo-bg2);
  color: var(--demo-muted);
  font-weight: 500;
  white-space: nowrap;
}

.demo-recency-label {
  font-size: 10px;
  color: var(--demo-muted);
  white-space: nowrap;
}

.demo-match-badge {
  font-size: 9px;
  padding: 1px 5px;
  border-radius: 3px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.demo-match-badge.keyword { background: rgba(59,130,246,0.1); color: var(--demo-accent); }
.demo-match-badge.ai-only { background: rgba(16,185,129,0.1); color: #10b981; }
.demo-match-badge.hybrid { background: rgba(245,158,11,0.1); color: #d97706; }
.demo-match-badge.semantic { background: rgba(168,85,247,0.1); color: #a855f7; }

/* --- Highlights --- */
.demo-results mark,
.demo-overlay-results mark {
  background: var(--demo-mark-bg);
  color: var(--demo-mark-color);
  padding: 0 2px;
  border-radius: 2px;
}

.demo-results mark.ai,
.demo-overlay-results mark.ai {
  background: var(--demo-mark-ai-bg);
  color: var(--demo-mark-ai-color);
}

/* --- Results: Card View --- */
.demo-results.cards {
  display: grid;
  grid-template-rows: repeat(3, auto);
  grid-auto-flow: column;
  grid-auto-columns: clamp(175px, 27vw, 260px);
  overflow-x: auto;
  overflow-y: hidden;
  gap: 8px;
  max-height: 340px;
  scrollbar-width: thin;
  padding-bottom: 4px;
}

.demo-results.cards .demo-result {
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  padding: 10px 12px;
  border: 1px solid var(--demo-border);
  background: var(--demo-card);
  margin-bottom: 0;
}

.demo-results.cards .demo-result-meta {
  flex-direction: row;
  gap: 6px;
  width: 100%;
  flex-wrap: wrap;
}

.demo-results.cards .demo-result-body {
  width: 100%;
}

.demo-results.cards .demo-favicon {
  margin-bottom: 2px;
}

/* --- Footer --- */
.demo-footer {
  padding: 12px 0;
  border-top: 1px solid var(--demo-border);
  margin-top: 12px;
}

.demo-footer-inner {
  display: flex;
  gap: 16px;
  font-size: 11px;
  color: var(--demo-muted);
  flex-wrap: wrap;
  align-items: center;
}

.demo-footer kbd {
  display: inline-block;
  padding: 1px 5px;
  background: var(--demo-bg2);
  border: 1px solid var(--demo-border);
  border-radius: 3px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, monospace;
  font-size: 10px;
}

.demo-footer-right {
  margin-left: auto;
  display: flex;
  gap: 12px;
  align-items: center;
}

.demo-footer-right a {
  color: var(--demo-accent);
  text-decoration: none;
  font-size: 11px;
}

.demo-footer-right a:hover {
  text-decoration: underline;
}

/* --- Overlay View --- */
.demo-overlay-wrap {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--demo-shadow-lg);
  min-height: 420px;
  background: var(--demo-card);
  border: 1px solid var(--demo-border);
}

.demo-fake-page {
  padding: 24px;
  opacity: 0.25;
}

.demo-fake-bar {
  height: 12px;
  background: var(--demo-border);
  border-radius: 6px;
  margin-bottom: 18px;
  width: 40%;
}

.demo-fake-line {
  height: 8px;
  background: var(--demo-border);
  border-radius: 4px;
  margin-bottom: 12px;
}

.demo-overlay-popup {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 88%;
  max-width: 500px;
  background: var(--demo-bg);
  border: 1px solid var(--demo-border);
  border-radius: 12px;
  padding: 12px;
  box-shadow: var(--demo-shadow-lg);
  animation: demoSlideDown 0.3s ease;
}

@keyframes demoSlideDown {
  from { opacity: 0; transform: translate(-50%, -55%); }
  to { opacity: 1; transform: translate(-50%, -50%); }
}

.demo-overlay-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.demo-overlay-logo {
  width: 20px;
  height: 20px;
}

.demo-overlay-input {
  flex: 1;
  padding: 8px 10px;
  border: 2px solid var(--demo-border);
  border-radius: 6px;
  font-size: 13px;
  background: var(--demo-card);
  color: var(--demo-text);
  outline: none;
  font-family: inherit;
}

.demo-overlay-input:focus {
  border-color: var(--demo-accent);
}

.demo-overlay-results {
  max-height: 280px;
  overflow-y: auto;
  scrollbar-width: thin;
}

.demo-overlay-results .demo-result {
  padding: 6px 10px;
}

.demo-overlay-results .demo-result-title { font-size: 13px; }
.demo-overlay-results .demo-result-url { font-size: 11px; }
.demo-overlay-results .demo-favicon { width: 16px; height: 16px; font-size: 9px; }
.demo-overlay-results .demo-result-meta { display: none; }

.demo-overlay-footer {
  display: flex;
  gap: 12px;
  padding-top: 8px;
  border-top: 1px solid var(--demo-border);
  margin-top: 8px;
  font-size: 10px;
  color: var(--demo-muted);
}

.demo-overlay-footer kbd {
  display: inline-block;
  padding: 0 4px;
  background: var(--demo-bg2);
  border: 1px solid var(--demo-border);
  border-radius: 3px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, monospace;
  font-size: 9px;
}

/* --- Responsive --- */
@media (max-width: 600px) {
  .demo-container { padding: 0 10px; }
  .demo-toolbar { gap: 8px; padding: 6px; }
  .demo-toolbar-controls { gap: 8px; }
  .demo-search { font-size: 14px; padding: 10px 10px 10px 36px; }
  .demo-results { max-height: 350px; }
  .demo-results.cards {
    grid-auto-columns: clamp(150px, 45vw, 220px);
    max-height: 300px;
  }
  .demo-result-meta .demo-visit-badge,
  .demo-result-meta .demo-match-badge { display: none; }
  .demo-suggestion-hint { display: none; }
}

@media (max-width: 400px) {
  .demo-view-btns { display: none; }
  .demo-header-inner { flex-wrap: wrap; gap: 8px; }
  .demo-toolbar-controls { flex-wrap: wrap; }
}