/* Interactive dashboard demo. The product UI becomes a cool, high-contrast
   memory operations surface inside the warm Engraphis marketing shell. */

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.demo-page {
  --demo-canvas: #060910;
  --demo-panel: #0b0e15;
  --demo-raised: #121824;
  --demo-inset: #192131;
  --demo-border: #273349;
  --demo-border-strong: #475a78;
  --demo-text: #f3f1fa;
  --demo-muted: #bdc5d8;
  --demo-dim: #8f9bb2;
  --demo-accent: #a88cff;
  --demo-accent-strong: #7559df;
  --demo-accent-bg: rgba(168, 140, 255, 0.14);
  --demo-green: #73f5b0;
  --demo-green-bg: rgba(115, 245, 176, 0.12);
  --demo-amber: #ffb357;
  --demo-red: #ff5f87;
  --demo-blue: #5aa7ff;
  --demo-teal: #49deff;
  --demo-magenta: #ff4db8;
  --demo-lime: #c9ff68;
  --demo-orange: #ff9850;
}

.demo-main { min-height: calc(100vh - 72px); }

.demo-intro {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 32px;
  padding-top: 44px;
  padding-bottom: 28px;
}

.demo-intro > div:first-child { max-width: 720px; }
.demo-intro h1 { font-size: clamp(1.6875rem, 3.75vw, 3.15rem); line-height: 1.04; margin: 12px 0 10px; }
.demo-intro p { max-width: 660px; margin: 0; color: var(--paper-dim); font-size: 1.05rem; }
.demo-intro-actions { display: flex; gap: 10px; flex-wrap: wrap; justify-content: flex-end; }

.demo-stage { padding-bottom: 76px; }

.demo-disclosure {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  min-height: 42px;
  padding: 9px 14px;
  border: 1px solid var(--demo-border);
  border-bottom: 0;
  background: #0c111a;
  color: var(--demo-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.01em;
}

.demo-disclosure strong { color: var(--demo-text); font-weight: 600; }
.demo-disclosure-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--demo-green); box-shadow: 0 2px 10px rgba(115, 245, 176, 0.48); }

.dashboard-shell {
  display: flex;
  min-height: 760px;
  height: min(810px, calc(100vh - 120px));
  border: 1px solid var(--demo-border);
  background: var(--demo-canvas);
  color: var(--demo-text);
  font-family: "Aptos", "Segoe UI Variable", "Segoe UI", system-ui, sans-serif;
  line-height: 1.45;
  overflow: hidden;
  box-shadow: 0 34px 96px rgba(0, 0, 0, 0.48);
}

.dashboard-sidebar {
  width: 222px;
  flex: 0 0 222px;
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, #0c1018 0%, #080b12 100%);
  border-right: 1px solid var(--demo-border);
  z-index: 5;
}

.dashboard-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 58px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--demo-border);
}

.dashboard-brand img { width: 24px; height: 24px; }
.dashboard-brand span { display: grid; }
.dashboard-brand strong { font-size: 0.93rem; }
.dashboard-brand small { color: var(--demo-dim); font-size: 0.62rem; letter-spacing: 0.08em; text-transform: uppercase; }

.workspace-switcher {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--demo-border);
  color: var(--demo-muted);
}

.workspace-switcher > span:last-child { display: grid; min-width: 0; }
.workspace-switcher small { color: var(--demo-dim); font-size: 0.63rem; text-transform: uppercase; letter-spacing: 0.06em; }
.workspace-switcher strong { overflow: hidden; font-size: 0.78rem; font-weight: 500; text-overflow: ellipsis; white-space: nowrap; }
.workspace-dot { width: 8px; height: 8px; flex: 0 0 auto; border-radius: 50%; background: var(--demo-teal); box-shadow: 0 2px 9px rgba(73, 222, 255, 0.48); }

.dashboard-nav { flex: 1; padding: 7px 6px; overflow-y: auto; }
.dashboard-nav-label { display: block; padding: 12px 8px 4px; color: var(--demo-dim); font-size: 0.61rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; }
.dashboard-nav-label:first-child { padding-top: 4px; }

.dashboard-nav-item {
  display: flex;
  align-items: center;
  width: 100%;
  gap: 9px;
  padding: 7px 9px;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: var(--demo-muted);
  font: inherit;
  font-size: 0.79rem;
  text-align: left;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

.dashboard-nav-item > span:first-child { width: 16px; color: var(--demo-dim); font-family: var(--font-mono); text-align: center; }
.dashboard-nav-item:hover { background: rgba(73, 222, 255, 0.055); color: var(--demo-text); }
.dashboard-nav-item.active { background: var(--demo-accent-bg); color: #cbbdff; box-shadow: inset 2px 0 var(--demo-accent); }
.dashboard-nav-item.active > span:first-child { color: var(--demo-teal); }
.dashboard-nav-item:focus-visible { outline: 2px solid var(--demo-accent); outline-offset: -2px; }
.dashboard-nav-count { width: auto !important; margin-left: auto; color: var(--demo-dim) !important; font-size: 0.68rem; }

.dashboard-health {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 9px 12px;
  border-top: 1px solid var(--demo-border);
  color: var(--demo-dim);
  font-size: 0.68rem;
}

.dashboard-health > span { width: 7px; height: 7px; border-radius: 50%; background: var(--demo-green); box-shadow: 0 2px 9px rgba(115, 245, 176, 0.42); }
.dashboard-health small { margin-left: auto; }
.dashboard-app { min-width: 0; flex: 1; display: flex; flex-direction: column; }

.dashboard-topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 58px;
  padding: 7px 22px;
  border-bottom: 1px solid var(--demo-border);
  background: #0a0e16;
}

.dashboard-topbar > div { min-width: 0; }
.dashboard-topbar span { display: block; color: var(--demo-dim); font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.05em; text-transform: uppercase; }
.dashboard-topbar h2 { margin: 0; color: var(--demo-text); font-family: inherit; font-size: 1.18rem; letter-spacing: -0.01em; }
.dashboard-mode { margin-left: auto; padding: 4px 8px; border: 1px solid rgba(168, 140, 255, 0.72); border-radius: 3px; background: rgba(168, 140, 255, 0.06); color: #cbbdff !important; font-family: var(--font-mono); }
.dashboard-menu { display: none; width: 34px; height: 34px; border: 1px solid var(--demo-border); background: transparent; color: var(--demo-text); border-radius: 4px; }
.dashboard-content { flex: 1; min-height: 0; overflow: auto; }
.demo-view { max-width: 1200px; padding: 24px 28px 34px; }
.demo-view[hidden] { display: none; }
.demo-view.active { display: block; }

.demo-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 22px; }
.demo-stats article { min-width: 0; padding: 15px 16px; border-top: 2px solid var(--demo-border-strong); background: linear-gradient(180deg, rgba(255,255,255,0.018), transparent); }
.demo-stats span { display: block; color: var(--demo-dim); font-size: 0.64rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; }
.demo-stats strong { display: block; margin: 5px 0 1px; font-size: clamp(1.65rem, 3vw, 2.25rem); line-height: 1; }
.demo-stats small { color: var(--demo-green); font-size: 0.67rem; }

.dashboard-grid { display: grid; gap: 22px; }
.dashboard-grid.two-column { grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.8fr); }
.dashboard-panel { min-width: 0; padding: 14px 0 20px; border-top: 1px solid var(--demo-border); }
.dashboard-panel > header { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 15px; color: var(--demo-dim); font-size: 0.65rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; }
.dashboard-panel > header small { color: var(--demo-dim); font-size: 0.63rem; font-weight: 400; text-transform: none; }

.retention-chart { position: relative; height: 190px; overflow: hidden; }
.retention-chart svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.chart-grid { position: absolute; inset: 0; background-image: linear-gradient(var(--demo-border) 1px, transparent 1px), linear-gradient(90deg, var(--demo-border) 1px, transparent 1px); background-size: 25% 33.33%; opacity: 0.38; }
.chart-area { fill: rgba(140, 131, 232, 0.11); }
.chart-line { fill: none; stroke: var(--demo-accent); stroke-width: 3; stroke-linecap: round; }
.chart-value { position: absolute; top: 15px; right: 12px; padding: 4px 7px; border: 1px solid var(--demo-border); background: rgba(14, 16, 20, 0.82); color: var(--demo-accent); font-size: 0.68rem; }

.type-list { display: grid; gap: 13px; }
.type-list > div { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; align-items: center; }
.type-list span { display: flex; align-items: center; gap: 8px; color: var(--demo-muted); font-size: 0.78rem; }
.type-list strong { font-size: 0.74rem; font-weight: 500; }
.type-list progress { grid-column: 1 / -1; width: 100%; height: 4px; border: 0; appearance: none; }
.type-list progress::-webkit-progress-bar { background: var(--demo-raised); border-radius: 4px; }
.type-list progress::-webkit-progress-value { background: var(--demo-accent); border-radius: 4px; }
.type-list progress::-moz-progress-bar { background: var(--demo-accent); border-radius: 4px; }
.type-dot { display: block; width: 7px; height: 7px; border-radius: 50%; }
.type-dot.semantic { background: var(--demo-accent); }
.type-dot.procedural { background: var(--demo-teal); }
.type-dot.episodic { background: var(--demo-amber); }
.type-dot.working { background: var(--demo-blue); }
.recent-panel { margin-top: 8px; }
.text-button { min-height: 32px; padding: 6px 0; border: 0; background: none; color: var(--demo-accent); font: inherit; font-size: 0.65rem; cursor: pointer; text-transform: none; }

.compact-memory-list { display: grid; }
.compact-memory {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 90px 110px;
  gap: 12px;
  align-items: center;
  width: 100%;
  padding: 10px 4px;
  border: 0;
  border-bottom: 1px solid var(--demo-raised);
  background: transparent;
  color: var(--demo-text);
  font: inherit;
  text-align: left;
  cursor: pointer;
}
.compact-memory:hover { background: var(--demo-raised); }
.compact-memory strong { overflow: hidden; font-size: 0.78rem; font-weight: 500; text-overflow: ellipsis; white-space: nowrap; }
.compact-memory span { color: var(--demo-dim); font-size: 0.67rem; }

.command-bar { display: flex; align-items: center; gap: 8px; padding-bottom: 16px; border-bottom: 1px solid var(--demo-border); }
.command-bar input,
.graph-toolbar input {
  min-width: 0;
  min-height: 40px;
  border: 1px solid var(--demo-border-strong);
  border-radius: 4px;
  background: #101620;
  color: var(--demo-text);
  font: inherit;
  font-size: 0.82rem;
  outline: none;
}
.command-bar input { flex: 1; padding: 8px 11px; }
.command-bar input:focus,
.graph-toolbar input:focus { border-color: var(--demo-accent); box-shadow: 0 0 0 3px var(--demo-accent-bg); }
.command-bar input::placeholder,
.graph-toolbar input::placeholder { color: var(--demo-dim); }
.result-count { color: var(--demo-dim); font-size: 0.7rem; white-space: nowrap; }

.dashboard-button {
  min-height: 34px;
  padding: 7px 12px;
  border: 1px solid var(--demo-border);
  border-radius: 4px;
  background: transparent;
  color: var(--demo-muted);
  font: inherit;
  font-size: 0.74rem;
  cursor: pointer;
}
.dashboard-button:hover,
.dashboard-button.active { border-color: var(--demo-accent); color: var(--demo-text); }
.dashboard-button.primary { min-height: 40px; border-color: var(--demo-accent-strong); background: var(--demo-accent-strong); color: white; }
.dashboard-button.primary:hover { background: var(--demo-accent); }
.dashboard-button:focus-visible,
.query-suggestions button:focus-visible,
.text-button:focus-visible { outline: 2px solid var(--demo-accent); outline-offset: 2px; }

.query-suggestions { display: flex; align-items: center; flex-wrap: wrap; gap: 7px; margin: 12px 0 4px; color: var(--demo-dim); font-size: 0.68rem; }
.query-suggestions button { padding: 3px 7px; border: 1px solid var(--demo-border); border-radius: 999px; background: transparent; color: var(--demo-muted); font: inherit; font-size: 0.67rem; cursor: pointer; }
.query-suggestions button:hover { border-color: var(--demo-accent); color: var(--demo-accent); }
.view-explainer { margin: 12px 0 18px; color: var(--demo-dim); font-size: 0.7rem; }
.view-explainer strong { color: var(--demo-muted); }
.recall-summary { margin: 18px 0 8px; color: var(--demo-muted); font-size: 0.75rem; }
.recall-results { display: grid; }
.recall-card { padding: 15px 4px; border-top: 1px solid var(--demo-border); }
.recall-card:first-child { border-top-color: var(--demo-accent); }
.recall-card header { display: flex; justify-content: space-between; gap: 18px; margin-bottom: 7px; }
.recall-card h3 { margin: 0; color: var(--demo-text); font-family: inherit; font-size: 0.93rem; font-weight: 600; }
.recall-card p { max-width: 78ch; margin: 0 0 9px; color: var(--demo-muted); font-size: 0.78rem; line-height: 1.55; }
.score-group { display: flex; gap: 14px; color: var(--demo-dim); font-size: 0.66rem; white-space: nowrap; }
.score-group strong { color: var(--demo-accent); }
.memory-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.memory-tag { padding: 2px 6px; border-radius: 3px; background: var(--demo-raised); color: var(--demo-dim); font-family: var(--font-mono); font-size: 0.6rem; }

.memory-browser { display: grid; grid-template-columns: minmax(240px, 0.78fr) minmax(0, 1.22fr); height: 570px; margin-top: 14px; border-top: 1px solid var(--demo-border); }
.memory-list { overflow-y: auto; border-right: 1px solid var(--demo-border); }
.memory-row { display: block; width: 100%; padding: 12px 13px; border: 0; border-bottom: 1px solid var(--demo-raised); background: transparent; color: var(--demo-text); font: inherit; text-align: left; cursor: pointer; }
.memory-row:hover,
.memory-row.active { background: var(--demo-raised); }
.memory-row.active { box-shadow: inset 2px 0 var(--demo-accent); }
.memory-row strong { display: block; margin-bottom: 5px; overflow: hidden; font-size: 0.78rem; font-weight: 500; text-overflow: ellipsis; white-space: nowrap; }
.memory-row-meta { display: flex; align-items: center; gap: 8px; color: var(--demo-dim); font-size: 0.64rem; }
.retention-bar { width: 42px; height: 3px; border-radius: 4px; background: var(--demo-inset); overflow: hidden; }
.retention-bar i { display: block; height: 100%; background: var(--demo-green); }
.memory-detail { min-width: 0; padding: 22px 26px; overflow-y: auto; }
.memory-detail:focus { outline: none; }
.memory-detail-kicker { display: flex; align-items: center; flex-wrap: wrap; gap: 7px; margin-bottom: 14px; }
.memory-detail h3 { margin: 0 0 10px; color: var(--demo-text); font-family: inherit; font-size: 1.4rem; }
.memory-detail > p { max-width: 68ch; margin: 0 0 22px; color: var(--demo-muted); font-size: 0.86rem; line-height: 1.7; }
.memory-metadata { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--demo-border); }
.memory-metadata div { padding: 11px 0; border-bottom: 1px solid var(--demo-border); }
.memory-metadata span { display: block; color: var(--demo-dim); font-size: 0.62rem; text-transform: uppercase; letter-spacing: 0.07em; }
.memory-metadata strong { display: block; margin-top: 3px; font-size: 0.76rem; font-weight: 500; }

.why-layout { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(260px, 0.85fr); gap: 28px; margin-top: 22px; }
.why-answer-card { padding: 21px 22px; border: 1px solid var(--demo-border); background: linear-gradient(145deg, var(--demo-accent-bg), transparent 70%); }
.why-answer-card > span,
.evidence-title { display: block; margin-bottom: 10px; color: var(--demo-dim); font-size: 0.63rem; letter-spacing: 0.08em; text-transform: uppercase; }
.why-answer-card h3 { margin: 0 0 12px; color: var(--demo-text); font-family: inherit; font-size: 1.18rem; }
.why-answer-card p { margin: 0; color: var(--demo-muted); font-size: 0.84rem; line-height: 1.7; }
.confidence { display: flex; align-items: center; gap: 9px; margin-top: 18px; color: var(--demo-dim); font-size: 0.68rem; }
.confidence i { flex: 1; max-width: 140px; height: 4px; border-radius: 4px; background: linear-gradient(90deg, var(--demo-green) 92%, var(--demo-raised) 92%); }
.evidence-chain { position: relative; padding-left: 19px; }
.evidence-chain::before { content: ""; position: absolute; top: 9px; bottom: 18px; left: 4px; width: 1px; background: var(--demo-border-strong); }
.evidence-item { position: relative; padding: 0 0 20px 9px; }
.evidence-item::before { content: ""; position: absolute; top: 6px; left: -18px; width: 7px; height: 7px; border: 2px solid var(--demo-canvas); border-radius: 50%; background: var(--demo-accent); box-shadow: 0 0 0 1px var(--demo-accent); }
.evidence-item strong { display: block; margin-bottom: 4px; font-size: 0.77rem; font-weight: 500; }
.evidence-item p { margin: 0; color: var(--demo-dim); font-size: 0.69rem; line-height: 1.5; }

.audit-toolbar { display: flex; align-items: center; gap: 8px; margin-bottom: 18px; }
.audit-toolbar span { margin-left: auto; color: var(--demo-dim); font-size: 0.66rem; }
.audit-head,
.audit-row { display: grid; grid-template-columns: 140px minmax(170px, 1fr) 110px 110px 90px; gap: 12px; align-items: center; }
.audit-head { padding: 7px 10px; color: var(--demo-dim); font-size: 0.61rem; letter-spacing: 0.06em; text-transform: uppercase; }
.audit-row { padding: 12px 10px; border-top: 1px solid var(--demo-border); font-size: 0.72rem; }
.audit-row:hover { background: var(--demo-raised); }
.audit-row time,
.audit-row span { color: var(--demo-dim); }
.audit-row strong { font-weight: 500; }
.receipt { color: var(--demo-green) !important; font-family: var(--font-mono); font-size: 0.62rem; }

.graph-toolbar { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 14px; }
.graph-toolbar > div { display: grid; }
.graph-toolbar strong { font-size: 0.91rem; }
.graph-toolbar span { color: var(--demo-dim); font-size: 0.69rem; }
.graph-toolbar label { display: grid; gap: 4px; width: min(260px, 100%); color: var(--demo-dim); font-size: 0.61rem; letter-spacing: 0.06em; text-transform: uppercase; }
.graph-toolbar input { width: 100%; min-height: 36px; padding: 7px 9px; text-transform: none; }
.interactive-graph-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; height: 640px; border: 1px solid var(--demo-border-strong); background: #070a11; box-shadow: 0 18px 46px rgba(0, 0, 0, 0.34); }
.interactive-graph {
  position: relative;
  min-width: 0;
  overflow: hidden;
  background-color: #070b13;
  background-image:
    linear-gradient(rgba(73, 222, 255, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(73, 222, 255, 0.055) 1px, transparent 1px),
    radial-gradient(circle at 26% 42%, rgba(73, 222, 255, 0.13), transparent 29%),
    radial-gradient(circle at 67% 60%, rgba(255, 77, 184, 0.11), transparent 31%),
    radial-gradient(circle at 71% 22%, rgba(201, 255, 104, 0.075), transparent 24%),
    radial-gradient(circle at 48% 49%, rgba(168, 140, 255, 0.09), transparent 46%);
  background-size: 42px 42px, 42px 42px, auto, auto, auto, auto;
  box-shadow: inset 0 0 70px rgba(0, 0, 0, 0.42);
}
.interactive-graph svg { width: 100%; height: 100%; touch-action: none; }
.graph-edge { stroke: rgba(142, 160, 203, 0.38); stroke-width: 1.1; transition: opacity 0.16s ease, stroke 0.16s ease; }
.graph-edge.memory-link { stroke: rgba(117, 138, 184, 0.3); stroke-width: 0.9; }
.graph-edge.active { stroke: var(--demo-accent); stroke-width: 2; opacity: 0.96; }
.graph-edge.memory-link.active { stroke: var(--demo-teal); stroke-width: 1.55; }
.graph-edge.muted { opacity: 0.28; }
.graph-node { cursor: pointer; outline: none; transition: opacity 0.16s ease; }
.graph-node:active { cursor: grabbing; }
.graph-node-hit { fill: transparent; stroke: none; }
.graph-node-mark {
  fill: var(--node-color, var(--demo-accent));
  stroke: #080b12;
  stroke-width: 3;
  filter: drop-shadow(0 2px 5px var(--node-glow, rgba(168, 140, 255, 0.46)));
  transition: r 0.15s ease, opacity 0.15s ease, filter 0.15s ease;
}
.graph-node text { fill: #dce6f8; font-family: "Segoe UI", system-ui, sans-serif; font-size: 11px; pointer-events: none; text-anchor: middle; paint-order: stroke; stroke: rgba(5,8,14,0.96); stroke-width: 3px; stroke-linejoin: round; }
.graph-node.concept { --node-color: var(--demo-teal); --node-glow: rgba(73, 222, 255, 0.54); }
.graph-node.tool { --node-color: var(--demo-magenta); --node-glow: rgba(255, 77, 184, 0.5); }
.graph-node.decision { --node-color: var(--demo-lime); --node-glow: rgba(201, 255, 104, 0.44); }
.graph-node.memory.semantic { --node-color: var(--demo-accent); --node-glow: rgba(168, 140, 255, 0.42); }
.graph-node.memory.procedural { --node-color: var(--demo-teal); --node-glow: rgba(73, 222, 255, 0.42); }
.graph-node.memory.episodic { --node-color: var(--demo-orange); --node-glow: rgba(255, 152, 80, 0.42); }
.graph-node.memory.working { --node-color: var(--demo-blue); --node-glow: rgba(90, 167, 255, 0.42); }
.graph-node.memory text { opacity: 0; font-size: 9.5px; transition: opacity 0.14s ease; }
.graph-node.memory:hover text,
.graph-node.memory:focus text,
.graph-node.memory.selected text { opacity: 1; }
.graph-node:hover .graph-node-mark,
.graph-node:focus .graph-node-mark,
.graph-node.selected .graph-node-mark { stroke: var(--demo-text); stroke-width: 2.5; filter: drop-shadow(0 4px 10px var(--node-glow, rgba(168, 140, 255, 0.62))); }
.graph-node.memory:hover .graph-node-mark,
.graph-node.memory:focus .graph-node-mark,
.graph-node.memory.selected .graph-node-mark { r: 9px; }
.graph-node.neighbor { opacity: 1; }
.graph-node.selection-dim { opacity: 0.52; }
.graph-node.search-dim { opacity: 0.1; }
.graph-node.match { opacity: 1; }
.graph-node.match .graph-node-mark { stroke: white; stroke-width: 3; filter: drop-shadow(0 4px 11px var(--node-glow, rgba(168, 140, 255, 0.7))); }
.graph-legend { position: absolute; left: 12px; bottom: 10px; display: flex; gap: 12px; padding: 6px 8px; border: 1px solid rgba(168, 140, 255, 0.52); background: rgba(7,10,17,0.9); color: var(--demo-muted); font-family: var(--font-mono); font-size: 0.62rem; box-shadow: 0 9px 24px rgba(0, 0, 0, 0.34); }
.graph-legend span { display: flex; align-items: center; gap: 5px; }
.graph-legend i { width: 7px; height: 7px; border-radius: 50%; }
.graph-legend i.concept { background: var(--demo-teal); }
.graph-legend i.tool { background: var(--demo-magenta); }
.graph-legend i.decision { background: var(--demo-lime); }
.graph-legend i.memory { width: 5px; height: 5px; background: var(--demo-accent); box-shadow: 0 2px 7px rgba(168, 140, 255, 0.48); }
.graph-detail { padding: 20px 18px; border-left: 1px solid var(--demo-border-strong); background: #090d15; overflow-y: auto; }
.graph-detail > span { color: var(--demo-dim); font-size: 0.61rem; text-transform: uppercase; letter-spacing: 0.07em; }
.graph-detail h3 { margin: 6px 0 9px; color: var(--demo-text); font-family: inherit; font-size: 1.06rem; }
.graph-detail p { margin: 0 0 17px; color: var(--demo-muted); font-size: 0.75rem; line-height: 1.6; }
.graph-detail-list { display: grid; border-top: 1px solid var(--demo-border); }
.graph-memory-link { width: 100%; padding: 11px 4px; border: 0; border-bottom: 1px solid var(--demo-border); background: transparent; color: var(--demo-text); text-align: left; cursor: pointer; }
.graph-memory-link:hover,
.graph-memory-link:focus-visible { background: rgba(73, 222, 255, 0.055); }
.graph-memory-link strong { display: block; font-size: 0.71rem; font-weight: 500; }
.graph-memory-link small { color: var(--demo-dim); font-size: 0.62rem; }
.graph-detail-back { margin: 0 0 16px; padding: 0; border: 0; background: none; color: var(--demo-accent); font-size: 0.67rem; cursor: pointer; }
.graph-record-kicker { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.graph-record-content { color: var(--demo-text) !important; font-size: 0.79rem !important; }
.graph-record-meta { display: grid; grid-template-columns: 1fr 1fr; margin: 18px 0; border-top: 1px solid var(--demo-border); border-left: 1px solid var(--demo-border); }
.graph-record-meta div { min-width: 0; padding: 9px 10px; border-right: 1px solid var(--demo-border); border-bottom: 1px solid var(--demo-border); }
.graph-record-meta span,
.graph-record-meta strong { display: block; overflow-wrap: anywhere; }
.graph-record-meta span { color: var(--demo-dim); font-size: 0.58rem; letter-spacing: 0.05em; text-transform: uppercase; }
.graph-record-meta strong { margin-top: 3px; font-size: 0.67rem; font-weight: 500; }
.graph-record-tags { margin: 0 0 18px; }
.graph-open-memory { width: 100%; min-height: 40px; padding: 10px 12px; border: 1px solid var(--demo-accent); background: rgba(168, 140, 255, 0.09); color: var(--demo-text); font-size: 0.68rem; text-align: left; cursor: pointer; }
.graph-open-memory:hover,
.graph-open-memory:focus-visible { background: rgba(168, 140, 255, 0.18); border-color: var(--demo-teal); }

.demo-install { border-top-color: var(--line); }
.demo-install-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.demo-install h2 { margin: 12px 0 8px; font-size: clamp(1.8rem, 4vw, 2.8rem); }
.demo-install p { margin: 0; color: var(--paper-dim); }
.demo-install .code-block { margin: 0; }
.demo-footer { padding: 22px 0; border-top: 1px solid var(--line-soft); color: var(--paper-faint); font-family: var(--font-mono); font-size: 0.68rem; }
.demo-footer .container { display: flex; justify-content: space-between; gap: 18px; }
.demo-footer a { color: var(--ochre); }

@media (max-width: 1500px) {
  .interactive-graph-layout { grid-template-columns: 1fr; height: auto; }
  .interactive-graph { min-height: 0; aspect-ratio: 900 / 520; }
  .graph-detail { max-height: 420px; border-top: 1px solid var(--demo-border); border-left: 0; }
}

@media (max-width: 1050px) {
  .dashboard-shell { min-height: 760px; height: auto; }
  .dashboard-grid.two-column { grid-template-columns: 1fr; }
  .demo-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 820px) {
  .demo-intro { align-items: start; flex-direction: column; }
  .demo-intro-actions { justify-content: flex-start; }
  .dashboard-shell { position: relative; min-height: 780px; }
  .dashboard-sidebar { position: absolute; inset: 0 auto 0 0; transform: translateX(-101%); box-shadow: 16px 0 42px rgba(0,0,0,0.42); transition: transform 0.2s ease; }
  .dashboard-shell.sidebar-open .dashboard-sidebar { transform: translateX(0); }
  .dashboard-menu { display: inline-grid; width: 44px; height: 44px; place-items: center; }
  .dashboard-nav-item { min-height: 44px; }
  .dashboard-mode { display: none !important; }
  .memory-browser { grid-template-columns: 1fr; height: auto; }
  .memory-list { max-height: 290px; border-right: 0; border-bottom: 1px solid var(--demo-border); }
  .memory-detail { min-height: 350px; }
  .why-layout { grid-template-columns: 1fr; }
  .audit-head { display: none; }
  .audit-row { grid-template-columns: 1fr 1fr; }
  .audit-row > *:nth-child(2) { grid-column: 1 / -1; grid-row: 1; }
  .demo-install-grid { grid-template-columns: 1fr; gap: 30px; }
}

@media (max-width: 600px) {
  .demo-intro { padding-top: 38px; }
  .demo-intro h1 { font-size: clamp(1.575rem, 8.25vw, 2.25rem); }
  .demo-intro-actions { width: 100%; }
  .demo-intro-actions .btn { flex: 1 1 100%; }
  .demo-stage.container { padding-inline: 12px; }
  .demo-disclosure { align-items: flex-start; }
  .dashboard-shell { min-height: 820px; }
  .dashboard-topbar { padding-inline: 12px; }
  .dashboard-content { overflow-x: hidden; }
  .demo-view { padding: 18px 14px 28px; }
  .demo-stats { grid-template-columns: 1fr 1fr; gap: 7px; }
  .demo-stats article { padding: 11px; }
  .demo-stats strong { font-size: 1.55rem; }
  .dashboard-button { min-height: 44px; }
  .compact-memory { min-height: 44px; grid-template-columns: minmax(0, 1fr) 72px; }
  .compact-memory span:last-child { display: none; }
  .command-bar { align-items: stretch; flex-direction: column; }
  .command-bar input,
  .graph-toolbar input { min-height: 44px; font-size: 16px; }
  .command-bar .result-count { order: -1; }
  .graph-toolbar { align-items: stretch; flex-direction: column; }
  .graph-toolbar label { width: 100%; }
  .interactive-graph { width: 100%; min-height: 390px; aspect-ratio: auto; }
  .graph-legend { right: 8px; left: 8px; justify-content: center; }
  .audit-toolbar { align-items: stretch; flex-direction: column; }
  .audit-toolbar span { margin: 4px 0 0; }
  .audit-row { gap: 7px; }
  .memory-metadata { grid-template-columns: 1fr; }
  .memory-row { min-height: 44px; }
  .text-button { min-height: 44px; }
  .demo-footer .container { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  .dashboard-sidebar,
  .graph-node,
  .graph-node text,
  .graph-node-mark,
  .graph-edge { transition: none; }
}