/* ============================================
   MEMPALACE — Demo Page Styles
   demo.css — loaded only on demo.html
   ============================================ */

/* ─── Demo Hero ─────────────────────────────── */
.demo-hero {
  padding: 7rem 0 0;
  position: relative;
  overflow: hidden;
  text-align: center;
}
.demo-hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
.demo-hero .hero-orb-1 {
  top: -80px; left: 20%;
  width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(123,47,255,0.18) 0%, transparent 70%);
}
.demo-hero .hero-orb-2 {
  top: 20px; right: 15%;
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(0,245,255,0.12) 0%, transparent 70%);
}
.demo-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 780px;
  margin: 0 auto;
}
.demo-hero-inner h1 { margin: 1rem 0 1.2rem; }
.demo-hero-inner .section-subtitle {
  max-width: 560px;
  margin: 0 auto 2.5rem;
}

/* ─── Demo Tabs ──────────────────────────────── */
.demo-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  padding-bottom: 0;
}
.demo-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}
.demo-tab:hover {
  border-color: var(--border-glow);
  color: var(--text-primary);
}
.demo-tab.active {
  background: var(--purple);
  border-color: var(--purple);
  color: #fff;
  box-shadow: 0 0 20px rgba(123,47,255,0.35);
}

/* ─── Demo Main ──────────────────────────────── */
.demo-main {
  padding: 3rem 0 5rem;
}
.demo-panel {
  display: none;
  animation: fadeUp 0.4s ease both;
}
.demo-panel.active { display: block; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

.demo-panel-header {
  text-align: center;
  margin-bottom: 2.5rem;
}
.demo-panel-header h2 {
  margin-bottom: 0.6rem;
}

/* ─── Search Panel ───────────────────────────── */
.demo-search-bar {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.demo-search-input-wrap {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
}
.demo-search-icon {
  position: absolute;
  left: 1rem;
  color: var(--text-muted);
  pointer-events: none;
  flex-shrink: 0;
}
.demo-search-input {
  width: 100%;
  padding: 0.85rem 2.8rem 0.85rem 3rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.demo-search-input:focus {
  border-color: var(--border-glow);
  box-shadow: 0 0 0 3px rgba(0,245,255,0.08);
}
.demo-search-input::placeholder { color: var(--text-muted); }
.demo-search-clear {
  position: absolute;
  right: 0.9rem;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.85rem;
  padding: 0.2rem;
  transition: color var(--transition);
}
.demo-search-clear:hover { color: var(--text-primary); }

/* Chip queries */
.demo-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}
.demo-chip {
  padding: 0.3rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.2s;
}
.demo-chip:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  background: var(--cyan-dim);
}

/* Search results */
.demo-search-results {
  min-height: 260px;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.demo-search-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 3rem;
  color: var(--text-muted);
  text-align: center;
}
.demo-search-empty svg { opacity: 0.4; }

/* Result card */
.result-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem 1.3rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.4rem 1rem;
  cursor: default;
  transition: border-color var(--transition), transform 0.2s;
  animation: fadeUp 0.35s ease both;
}
.result-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-2px);
}
.result-card-text {
  color: var(--text-primary);
  font-size: 0.93rem;
  line-height: 1.55;
  grid-column: 1;
}
.result-card-score {
  grid-column: 2;
  grid-row: 1;
  align-self: start;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--cyan);
  background: var(--cyan-dim);
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  white-space: nowrap;
}
.result-card-meta {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.25rem;
}
.result-meta-tag {
  font-size: 0.75rem;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-family: var(--font-mono);
}
.tag-wing   { background: rgba(123,47,255,0.15); color: var(--purple-light); }
.tag-hall   { background: rgba(0,245,255,0.1);   color: var(--cyan); }
.tag-room   { background: rgba(255,215,0,0.1);   color: var(--gold); }
.tag-type   { background: rgba(255,255,255,0.06); color: var(--text-muted); }
.tag-date   { background: transparent; color: var(--text-muted); }

/* Stats bar */
.demo-search-stats {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}
.demo-stat-tag {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  opacity: 0.7;
}

/* Searching shimmer state */
.result-card.skeleton {
  pointer-events: none;
}
.skeleton-line {
  height: 0.85rem;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-card-hover) 50%, var(--bg-card) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.2s infinite;
  margin-bottom: 0.4rem;
}
.skeleton-line.short { width: 40%; }
@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ─── Palace Explorer ────────────────────────── */
.palace-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 1.5rem;
  align-items: start;
  margin-bottom: 2rem;
}
@media (max-width: 768px) {
  .palace-layout { grid-template-columns: 1fr; }
}

/* Tree */
.palace-tree {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  max-height: 480px;
  overflow-y: auto;
}
.palace-tree::-webkit-scrollbar { width: 4px; }
.palace-tree::-webkit-scrollbar-track { background: transparent; }
.palace-tree::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.tree-node { user-select: none; }
.tree-node-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.6rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.88rem;
  transition: background var(--transition);
  color: var(--text-secondary);
}
.tree-node-label:hover { background: var(--bg-card-hover); color: var(--text-primary); }
.tree-node-label.selected { background: rgba(123,47,255,0.15); color: var(--text-primary); }

.tree-node-icon { width: 16px; height: 16px; flex-shrink: 0; }
.tree-chevron {
  margin-left: auto;
  width: 12px;
  height: 12px;
  transition: transform 0.2s;
  opacity: 0.5;
  flex-shrink: 0;
}
.tree-node.open > .tree-node-label .tree-chevron { transform: rotate(90deg); }

.tree-count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  background: var(--bg-primary);
  color: var(--text-muted);
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
}

.tree-children {
  display: none;
  padding-left: 1.2rem;
  border-left: 1px solid var(--border);
  margin-left: 0.8rem;
}
.tree-node.open > .tree-children { display: block; }

/* Palace detail */
.palace-detail {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  min-height: 340px;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.palace-detail-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  color: var(--text-muted);
  text-align: center;
}
.palace-detail-empty svg { opacity: 0.35; }
.palace-detail-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}
.palace-detail-path {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}
.detail-memory {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  font-size: 0.85rem;
  line-height: 1.55;
  color: var(--text-secondary);
  animation: fadeUp 0.3s ease both;
}
.detail-memory-meta {
  display: flex;
  gap: 0.4rem;
  margin-top: 0.45rem;
  flex-wrap: wrap;
}

/* Palace stats row */
.palace-stats-row {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.palace-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  padding: 0 1.5rem;
}
.palace-stat + .palace-stat {
  border-left: 1px solid var(--border);
}
.palace-stat-num {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--cyan) 0%, var(--purple-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.palace-stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ─── Live Miner ─────────────────────────────── */
.miner-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 1rem;
}
@media (max-width: 900px) {
  .miner-layout { grid-template-columns: 1fr; }
}

.miner-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.6rem;
}
.miner-textarea {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.88rem;
  line-height: 1.6;
  padding: 1rem;
  resize: vertical;
  outline: none;
  transition: border-color var(--transition);
}
.miner-textarea:focus {
  border-color: var(--border-glow);
}
.miner-textarea::placeholder { color: var(--text-muted); }

.miner-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 0.75rem;
}
.miner-output-side {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* Pipeline */
.miner-pipeline {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.75rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  flex-wrap: wrap;
}
.pipeline-step {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  transition: color 0.3s;
}
.pipeline-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--border);
  transition: background 0.3s, box-shadow 0.3s;
}
.pipeline-step.active { color: var(--cyan); }
.pipeline-step.active .pipeline-dot {
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
}
.pipeline-step.done { color: var(--text-secondary); }
.pipeline-step.done .pipeline-dot { background: var(--purple-light); }
.pipeline-arrow { color: var(--text-muted); font-size: 0.9rem; }

/* Miner results */
.miner-results {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  min-height: 200px;
}
.miner-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  color: var(--text-muted);
  text-align: center;
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.miner-empty svg { opacity: 0.35; }

.memory-extracted {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.8rem 1rem;
  animation: fadeUp 0.35s ease both;
}
.memory-extracted-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
}
.memory-type-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-weight: 600;
}
.type-decision    { background: rgba(123,47,255,0.2); color: var(--purple-light); }
.type-preference  { background: rgba(0,245,255,0.15); color: var(--cyan); }
.type-milestone   { background: rgba(255,215,0,0.15); color: var(--gold); }
.type-problem     { background: rgba(255,100,100,0.15); color: #ff7070; }
.type-person      { background: rgba(100,255,150,0.12); color: #6edc8a; }

.memory-extracted-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}
.memory-extracted-aaak {
  margin-top: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  background: var(--bg-secondary);
  padding: 0.35rem 0.6rem;
  border-radius: 6px;
  word-break: break-all;
}
.aaak-label {
  color: var(--purple-light);
  margin-right: 0.35rem;
}

/* Compression meter */
.miner-compression {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.2rem;
}
.compression-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}
.compression-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  width: 52px;
  flex-shrink: 0;
}
.compression-bar-wrap {
  flex: 1;
  height: 8px;
  background: var(--bg-secondary);
  border-radius: 999px;
  overflow: hidden;
}
.compression-bar {
  height: 100%;
  border-radius: 999px;
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}
.compression-bar-original { background: var(--text-muted); width: 100%; }
.compression-bar-aaak {
  background: linear-gradient(90deg, var(--cyan), var(--purple-light));
  width: 0%;
}
.compression-val {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-secondary);
  width: 50px;
  text-align: right;
  flex-shrink: 0;
}
.compression-note {
  font-size: 0.8rem;
  color: var(--cyan);
  margin-top: 0.25rem;
  text-align: center;
}

/* ─── Benchmark Chart ────────────────────────── */
.bench-chart {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.bench-row {
  display: grid;
  grid-template-columns: 160px 1fr 60px;
  align-items: center;
  gap: 1rem;
}
@media (max-width: 600px) {
  .bench-row { grid-template-columns: 120px 1fr 50px; gap: 0.6rem; }
}

.bench-name {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-align: right;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.bench-name.winner { color: var(--text-primary); font-weight: 700; }

.bench-bar-wrap {
  height: 28px;
  background: var(--bg-secondary);
  border-radius: 6px;
  overflow: hidden;
  position: relative;
}
.bench-bar {
  height: 100%;
  border-radius: 6px;
  width: 0%;
  transition: width 1.1s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  padding-left: 0.6rem;
}
.bench-bar.bar-winner {
  background: linear-gradient(90deg, var(--purple) 0%, var(--cyan) 100%);
}
.bench-bar.bar-paid   { background: var(--bg-card-hover); }
.bench-bar.bar-free   { background: rgba(255,255,255,0.07); }

.bench-pct {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-secondary);
  text-align: right;
}
.bench-pct.winner { color: var(--cyan); font-weight: 700; }

.bench-divider {
  border: none;
  border-top: 1px dashed var(--border);
  margin: 0.25rem 0;
}

/* Legend */
.bench-legend {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 0.75rem;
}
.bench-legend-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}
.bench-legend-dot {
  width: 10px; height: 10px;
  border-radius: 3px;
  flex-shrink: 0;
}
.bench-dot-winner { background: linear-gradient(135deg, var(--purple), var(--cyan)); }
.bench-dot-paid   { background: var(--bg-card-hover); border: 1px solid var(--border); }
.bench-dot-free   { background: rgba(255,255,255,0.07); border: 1px solid var(--border); }

.bench-note {
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

/* Highlight cards */
.bench-highlights {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1rem;
}
@media (max-width: 640px) {
  .bench-highlights { grid-template-columns: 1fr; }
}
.bench-highlight {
  text-align: center;
  padding: 1.5rem 1rem;
}
.bench-highlight-num {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 0.4rem;
}
.bench-highlight-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}
.bench-highlight-sub {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ─── Demo CTA ───────────────────────────────── */
.demo-cta {
  padding: 4rem 0;
  background: linear-gradient(180deg, transparent, var(--bg-secondary) 40%, var(--bg-secondary));
}
.demo-cta .cta-inner {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}
.demo-cta h2 { margin-bottom: 0.75rem; }
.demo-cta p  { margin-bottom: 2rem; }
.demo-cta .cta-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}