/* ── Hero ── */
    .demos-hero {
      position: relative;
      padding: calc(var(--space-32) + 24px) 0 var(--space-20);
      border-bottom: 1px solid var(--border-subtle);
      overflow: hidden;
    }
    .demos-hero-bg {
      position: absolute;
      inset: 0;
      pointer-events: none;
    }
    .demos-hero-bg .grid-lines {
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(to right, var(--border-subtle) 1px, transparent 1px),
        linear-gradient(to bottom, var(--border-subtle) 1px, transparent 1px);
      background-size: 60px 60px;
      opacity: 0.4;
    }
    .demos-hero-bg .glow {
      position: absolute;
      top: -20%;
      right: -10%;
      width: 600px;
      height: 600px;
      background: radial-gradient(circle, rgba(96,165,250,0.06) 0%, transparent 70%);
    }

    .demos-hero .container { position: relative; }

    .hero-eyebrow {
      display: inline-flex;
      align-items: center;
      gap: var(--space-2);
      font-family: var(--font-mono);
      font-size: 0.6875rem;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: #60a5fa;
      margin-bottom: var(--space-5);
    }
    .hero-eyebrow::before {
      content: '';
      display: block;
      width: 20px;
      height: 1px;
      background: #60a5fa;
    }

    .demos-title {
      font-size: clamp(2.5rem, 6vw, 4rem);
      font-weight: 600;
      letter-spacing: -0.04em;
      line-height: 1.05;
      margin-bottom: var(--space-5);
      background: linear-gradient(160deg, var(--text-primary) 30%, var(--text-tertiary) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }
    .demos-subtitle {
      font-size: 1.0625rem;
      color: var(--text-tertiary);
      max-width: 520px;
      line-height: 1.75;
      margin-bottom: var(--space-8);
    }

    /* Stats bar */
    .hero-stats {
      display: flex;
      gap: var(--space-8);
      flex-wrap: wrap;
    }
    .hero-stat {
      display: flex;
      flex-direction: column;
      gap: 2px;
    }
    .hero-stat-value {
      font-size: 1.5rem;
      font-weight: 600;
      letter-spacing: -0.03em;
      color: var(--text-primary);
    }
    .hero-stat-label {
      font-family: var(--font-mono);
      font-size: 0.625rem;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--text-muted);
    }
    .hero-stat-divider {
      width: 1px;
      background: var(--border-subtle);
      align-self: stretch;
    }

    /* ── RAG Ready Product Section ── */
    .product-section {
      padding: var(--space-20) 0;
      border-bottom: 1px solid var(--border-subtle);
    }
    .product-section-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: var(--space-8);
      gap: var(--space-4);
      flex-wrap: wrap;
    }
    .product-section-label {
      display: flex;
      align-items: center;
      gap: var(--space-2);
    }
    .product-section-label .pill {
      font-family: var(--font-mono);
      font-size: 0.5625rem;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      padding: 4px 10px;
      border-radius: 100px;
      background: rgba(96,165,250,0.1);
      border: 1px solid rgba(96,165,250,0.25);
      color: #60a5fa;
    }
    .product-section-title {
      font-size: 0.75rem;
      font-family: var(--font-mono);
      color: var(--text-muted);
      letter-spacing: 0.06em;
      text-transform: uppercase;
    }

    /* RAG Ready Card */
    .rag-ready-card {
      display: grid;
      grid-template-columns: 1fr 400px;
      gap: 0;
      background: var(--bg-secondary);
      border: 1px solid var(--border-subtle);
      border-radius: 16px;
      overflow: hidden;
      transition: border-color 0.3s;
    }
    .rag-ready-card:hover { border-color: rgba(96,165,250,0.3); }

    .rag-ready-info {
      padding: var(--space-10);
      display: flex;
      flex-direction: column;
      gap: var(--space-5);
      position: relative;
    }
    .rag-ready-info::after {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 1px;
      background: linear-gradient(90deg, #60a5fa, transparent);
    }

    .rag-badge {
      display: inline-flex;
      align-items: center;
      gap: var(--space-2);
      width: fit-content;
    }
    .rag-badge .badge-dot {
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: #34d399;
      box-shadow: 0 0 8px rgba(52,211,153,0.6);
      animation: pulse-green 2s ease infinite;
    }
    @keyframes pulse-green {
      0%, 100% { opacity: 1; box-shadow: 0 0 8px rgba(52,211,153,0.6); }
      50% { opacity: 0.7; box-shadow: 0 0 16px rgba(52,211,153,0.3); }
    }
    .rag-badge .badge-text {
      font-family: var(--font-mono);
      font-size: 0.5625rem;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: #34d399;
    }

    .rag-ready-title {
      font-size: 2rem;
      font-weight: 600;
      letter-spacing: -0.03em;
      line-height: 1.15;
      color: var(--text-primary);
    }
    .rag-ready-title .accent { color: #60a5fa; }

    .rag-ready-desc {
      font-size: 0.9375rem;
      color: var(--text-tertiary);
      line-height: 1.75;
      max-width: 480px;
    }

    .rag-features {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: var(--space-3);
    }
    .rag-feature {
      display: flex;
      align-items: flex-start;
      gap: var(--space-3);
      padding: var(--space-3);
      background: var(--bg-tertiary);
      border: 1px solid var(--border-subtle);
      border-radius: 8px;
    }
    .rag-feature-icon {
      width: 28px;
      height: 28px;
      border-radius: 6px;
      background: rgba(96,165,250,0.1);
      border: 1px solid rgba(96,165,250,0.2);
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      color: #60a5fa;
    }
    .rag-feature-text { display: flex; flex-direction: column; gap: 2px; }
    .rag-feature-name {
      font-size: 0.8125rem;
      font-weight: 500;
      color: var(--text-primary);
      line-height: 1.3;
    }
    .rag-feature-detail {
      font-size: 0.6875rem;
      color: var(--text-muted);
      line-height: 1.4;
    }

    .rag-ready-actions {
      display: flex;
      align-items: center;
      gap: var(--space-4);
      flex-wrap: wrap;
      padding-top: var(--space-2);
    }
    .rag-timeline {
      display: flex;
      align-items: center;
      gap: var(--space-2);
      font-family: var(--font-mono);
      font-size: 0.6875rem;
      color: var(--text-muted);
    }
    .rag-timeline svg { color: #34d399; }

    /* RAG Ready Visual Panel */
    .rag-ready-visual {
      background: var(--bg-tertiary);
      border-left: 1px solid var(--border-subtle);
      padding: var(--space-8);
      display: flex;
      flex-direction: column;
      gap: var(--space-4);
      justify-content: center;
    }
    .rag-visual-window {
      background: var(--bg-elevated);
      border: 1px solid var(--border);
      border-radius: 10px;
      overflow: hidden;
    }
    .rag-visual-titlebar {
      padding: 10px 14px;
      border-bottom: 1px solid var(--border-subtle);
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .win-dot { width: 8px; height: 8px; border-radius: 50%; }
    .win-dot.red { background: #ef4444; }
    .win-dot.yellow { background: #eab308; }
    .win-dot.green { background: #22c55e; }
    .rag-visual-titlebar .win-title {
      font-family: var(--font-mono);
      font-size: 0.625rem;
      color: var(--text-muted);
      margin-left: 4px;
    }
    .rag-visual-body {
      display: flex;
      height: 200px;
    }
    .rag-sidebar {
      width: 100px;
      border-right: 1px solid var(--border-subtle);
      padding: 12px 8px;
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    .rag-sidebar-label {
      font-family: var(--font-mono);
      font-size: 0.5rem;
      color: var(--text-muted);
      letter-spacing: 0.08em;
      text-transform: uppercase;
      margin-bottom: 4px;
    }
    .rag-doc {
      display: flex;
      align-items: center;
      gap: 6px;
      padding: 5px 7px;
      border-radius: 4px;
      background: var(--bg-tertiary);
      border: 1px solid var(--border-subtle);
    }
    .rag-doc .doc-icon {
      width: 14px;
      height: 14px;
      border-radius: 2px;
      background: rgba(96,165,250,0.2);
      flex-shrink: 0;
    }
    .rag-doc .doc-name {
      width: 45px;
      height: 5px;
      background: var(--border);
      border-radius: 2px;
    }
    .rag-chat-area {
      flex: 1;
      padding: 12px;
      display: flex;
      flex-direction: column;
      gap: 8px;
      justify-content: flex-end;
    }
    .chat-bubble {
      padding: 7px 10px;
      border-radius: 8px;
      display: flex;
      flex-direction: column;
      gap: 4px;
    }
    .chat-bubble.user {
      background: #3f3f46;
      border-radius: 8px 8px 2px 8px;
      align-self: flex-end;
      max-width: 70%;
    }
    .chat-bubble.bot {
      background: var(--bg-tertiary);
      border: 1px solid var(--border-subtle);
      border-radius: 2px 8px 8px 8px;
      align-self: flex-start;
      max-width: 85%;
    }
    .bubble-line {
      height: 6px;
      background: var(--border);
      border-radius: 3px;
    }
    .bubble-line.short { width: 60%; }
    .bubble-line.cite {
      background: rgba(96,165,250,0.3);
      width: 50%;
      margin-top: 2px;
    }
    .chat-input-row {
      display: flex;
      gap: 6px;
      padding: 8px 12px;
      border-top: 1px solid var(--border-subtle);
    }
    .chat-input-bar {
      flex: 1;
      height: 26px;
      background: var(--bg-tertiary);
      border: 1px solid var(--border);
      border-radius: 5px;
    }
    .chat-send-btn {
      width: 26px;
      height: 26px;
      background: rgba(96,165,250,0.15);
      border: 1px solid rgba(96,165,250,0.3);
      border-radius: 5px;
    }

    .rag-metrics {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: var(--space-2);
    }
    .rag-metric {
      background: var(--bg-elevated);
      border: 1px solid var(--border-subtle);
      border-radius: 6px;
      padding: var(--space-3);
      text-align: center;
    }
    .rag-metric-val {
      font-size: 1rem;
      font-weight: 600;
      color: var(--text-primary);
      letter-spacing: -0.02em;
    }
    .rag-metric-key {
      font-family: var(--font-mono);
      font-size: 0.5625rem;
      color: var(--text-muted);
      letter-spacing: 0.06em;
      text-transform: uppercase;
      margin-top: 2px;
    }

    /* ── Demos Section ── */
    .demos-section {
      padding: var(--space-20) 0 var(--space-16);
    }
    .demos-section-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: var(--space-8);
      gap: var(--space-4);
      flex-wrap: wrap;
    }
    .demos-section-title {
      font-size: 0.75rem;
      font-family: var(--font-mono);
      color: var(--text-muted);
      letter-spacing: 0.06em;
      text-transform: uppercase;
    }

    /* Filter Tabs */
    .filter-tabs {
      display: flex;
      gap: var(--space-1);
      background: var(--bg-tertiary);
      border: 1px solid var(--border-subtle);
      border-radius: 8px;
      padding: 4px;
    }
    .filter-tab {
      font-family: var(--font-mono);
      font-size: 0.625rem;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      padding: 5px 12px;
      border-radius: 5px;
      color: var(--text-muted);
      cursor: pointer;
      transition: background 0.2s, color 0.2s;
      border: none;
      background: none;
    }
    .filter-tab.active {
      background: var(--bg-elevated);
      color: var(--text-primary);
      border: 1px solid var(--border-subtle);
    }
    .filter-tab:hover:not(.active) { color: var(--text-secondary); }

    /* Demo Grid */
    .demos-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: var(--space-4);
    }
    .demo-card {
      display: flex;
      flex-direction: column;
      background: var(--bg-secondary);
      border: 1px solid var(--border-subtle);
      border-radius: 12px;
      overflow: hidden;
      transition: border-color 0.3s, transform 0.25s var(--ease-out), box-shadow 0.3s;
      text-decoration: none;
      color: inherit;
      position: relative;
    }
    .demo-card:hover {
      border-color: var(--border);
      transform: translateY(-3px);
      box-shadow: 0 12px 40px rgba(0,0,0,0.25);
    }
    .demo-card[data-hidden="true"] {
      display: none;
    }

    /* Card top accent stripe */
    .demo-card::before {
      content: '';
      position: absolute;
      top: 0; left: 0; right: 0;
      height: 2px;
      background: transparent;
      transition: background 0.3s;
    }
    .demo-card:hover::before { background: linear-gradient(90deg, #60a5fa 0%, transparent 100%); }
    .demo-card.cat-automation:hover::before { background: linear-gradient(90deg, #34d399 0%, transparent 100%); }
    .demo-card.cat-productivity:hover::before { background: linear-gradient(90deg, #f59e0b 0%, transparent 100%); }
    .demo-card.cat-integration:hover::before { background: linear-gradient(90deg, #06C755 0%, transparent 100%); }

    /* Preview area */
    .demo-preview {
      height: 180px;
      background: var(--bg-tertiary);
      border-bottom: 1px solid var(--border-subtle);
      display: flex;
      align-items: center;
      justify-content: center;
      position: relative;
      overflow: hidden;
    }

    /* ── Preview Illustrations ── */
    /* RAG Chat */
    .preview-rag {
      width: 100%;
      height: 100%;
      display: flex;
    }
    .preview-rag .pane-left {
      width: 32%;
      background: var(--bg-elevated);
      border-right: 1px solid var(--border-subtle);
      padding: 14px 10px;
      display: flex;
      flex-direction: column;
      gap: 7px;
    }
    .preview-rag .sidebar-label {
      font-family: monospace;
      font-size: 7px;
      color: var(--text-muted);
      letter-spacing: 0.08em;
      text-transform: uppercase;
      margin-bottom: 2px;
    }
    .preview-rag .doc-item {
      height: 26px;
      background: var(--bg-tertiary);
      border-radius: 4px;
      border: 1px solid var(--border-subtle);
      display: flex;
      align-items: center;
      padding: 0 6px;
      gap: 5px;
    }
    .preview-rag .doc-item::before {
      content: '';
      width: 10px; height: 10px;
      border-radius: 2px;
      background: rgba(96,165,250,0.25);
      flex-shrink: 0;
    }
    .preview-rag .doc-item-bar {
      height: 5px; flex: 1;
      background: var(--border);
      border-radius: 2px;
    }
    .preview-rag .pane-right {
      flex: 1;
      padding: 12px 10px;
      display: flex;
      flex-direction: column;
      gap: 8px;
      justify-content: flex-end;
    }
    .preview-rag .msg-user {
      align-self: flex-end;
      width: 58%;
      height: 28px;
      background: #3f3f46;
      border-radius: 8px 8px 2px 8px;
    }
    .preview-rag .msg-bot {
      align-self: flex-start;
      width: 78%;
      height: 44px;
      background: var(--bg-elevated);
      border-radius: 2px 8px 8px 8px;
      border: 1px solid var(--border-subtle);
    }
    .preview-rag .msg-cite {
      align-self: flex-start;
      width: 50%;
      height: 16px;
      background: rgba(96,165,250,0.1);
      border: 1px solid rgba(96,165,250,0.2);
      border-radius: 4px;
    }
    .preview-rag .msg-input {
      height: 32px;
      background: var(--bg-elevated);
      border: 1px solid var(--border);
      border-radius: 6px;
      margin-top: 4px;
    }

    /* Meeting Minutes */
    .preview-minutes {
      width: 100%;
      height: 100%;
      padding: 18px;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .preview-minutes .step-bar {
      display: flex;
      gap: 4px;
      align-items: center;
    }
    .preview-minutes .step-dot {
      width: 8px; height: 8px; border-radius: 50%;
      background: rgba(96,165,250,0.3);
      border: 1px solid rgba(96,165,250,0.5);
    }
    .preview-minutes .step-dot.done {
      background: #34d399;
      border-color: #34d399;
    }
    .preview-minutes .step-dot.active {
      background: #60a5fa;
      border-color: #60a5fa;
    }
    .preview-minutes .step-line { flex: 1; height: 1px; background: var(--border-subtle); }
    .preview-minutes .output-block {
      background: var(--bg-elevated);
      border: 1px solid var(--border-subtle);
      border-radius: 6px;
      padding: 10px;
      display: flex;
      flex-direction: column;
      gap: 5px;
    }
    .preview-minutes .block-label {
      font-family: monospace;
      font-size: 6.5px;
      color: var(--text-muted);
      text-transform: uppercase;
      letter-spacing: 0.08em;
      margin-bottom: 2px;
    }
    .preview-minutes .line { height: 6px; background: var(--bg-tertiary); border-radius: 3px; }
    .preview-minutes .action-item {
      height: 14px;
      background: rgba(52,211,153,0.08);
      border: 1px solid rgba(52,211,153,0.2);
      border-radius: 3px;
    }

    /* LINE Bot */
    .preview-line {
      width: 160px;
      height: 155px;
      background: #1a1a1a;
      border-radius: 20px;
      border: 2px solid #2d2d2d;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      box-shadow: 0 8px 24px rgba(0,0,0,0.4);
    }
    .preview-line .line-header {
      background: #06C755;
      height: 30px;
      display: flex;
      align-items: center;
      padding: 0 10px;
      gap: 6px;
    }
    .preview-line .line-dot { width: 6px; height: 6px; background: rgba(255,255,255,0.7); border-radius: 50%; }
    .preview-line .line-title { font-size: 8.5px; color: white; font-weight: 700; letter-spacing: 0.02em; }
    .preview-line .line-messages {
      flex: 1;
      padding: 8px;
      display: flex;
      flex-direction: column;
      gap: 5px;
    }
    .preview-line .lm-bot {
      background: white;
      color: #111;
      font-size: 6.5px;
      padding: 4px 7px;
      border-radius: 3px 10px 10px 10px;
      max-width: 80%;
      line-height: 1.4;
    }
    .preview-line .lm-user {
      background: #06C755;
      color: white;
      font-size: 6.5px;
      padding: 4px 7px;
      border-radius: 10px 3px 10px 10px;
      max-width: 70%;
      align-self: flex-end;
      line-height: 1.4;
    }

    /* Excel Automation */
    .preview-excel {
      width: 100%;
      height: 100%;
      padding: 14px;
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    .preview-excel .ex-header {
      display: flex;
      gap: 3px;
    }
    .preview-excel .ex-tab {
      font-size: 7px;
      font-family: monospace;
      padding: 3px 8px;
      background: var(--bg-elevated);
      border: 1px solid var(--border);
      border-radius: 3px 3px 0 0;
      color: #71717a;
    }
    .preview-excel .ex-tab.active { background: var(--bg-tertiary); color: #fafafa; border-bottom-color: var(--bg-tertiary); }
    .preview-excel .ex-table { flex: 1; }
    .preview-excel .ex-row {
      display: grid;
      grid-template-columns: 70px repeat(4, 1fr);
      gap: 1px;
      margin-bottom: 1px;
    }
    .preview-excel .ex-cell {
      height: 16px;
      background: var(--bg-elevated);
      border-radius: 1px;
    }
    .preview-excel .ex-cell.hd { background: var(--bg-tertiary); border: 1px solid var(--border-subtle); }
    .preview-excel .ex-cell.green { background: rgba(52,211,153,0.15); border: 1px solid rgba(52,211,153,0.1); }
    .preview-excel .ex-cell.red { background: rgba(248,113,113,0.15); border: 1px solid rgba(248,113,113,0.1); }
    .preview-excel .ex-cell.blue { background: rgba(96,165,250,0.15); border: 1px solid rgba(96,165,250,0.1); }
    .preview-excel .ex-progress {
      margin-top: 4px;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .preview-excel .progress-bar {
      flex: 1;
      height: 4px;
      background: var(--border-subtle);
      border-radius: 2px;
      overflow: hidden;
    }
    .preview-excel .progress-fill {
      height: 100%;
      width: 72%;
      background: linear-gradient(90deg, #34d399, #60a5fa);
      border-radius: 2px;
    }
    .preview-excel .progress-label {
      font-family: monospace;
      font-size: 6px;
      color: var(--text-muted);
    }

    /* Document Q&A */
    .preview-docqa {
      width: 100%;
      height: 100%;
      display: flex;
    }
    .preview-docqa .doc-pane {
      width: 38%;
      background: var(--bg-elevated);
      border-right: 1px solid var(--border-subtle);
      padding: 12px;
      display: flex;
      flex-direction: column;
      gap: 5px;
    }
    .preview-docqa .doc-label {
      font-family: monospace;
      font-size: 6px;
      color: var(--text-muted);
      text-transform: uppercase;
      letter-spacing: 0.08em;
      margin-bottom: 3px;
    }
    .preview-docqa .doc-line { height: 5px; background: var(--bg-tertiary); border-radius: 2px; }
    .preview-docqa .doc-line.highlight { background: rgba(245,158,11,0.35); }
    .preview-docqa .doc-line.highlight2 { background: rgba(245,158,11,0.2); }
    .preview-docqa .qa-pane {
      flex: 1;
      padding: 12px;
      display: flex;
      flex-direction: column;
      gap: 7px;
      justify-content: flex-end;
    }
    .preview-docqa .qa-q {
      height: 26px;
      background: #3f3f46;
      border-radius: 6px;
      width: 72%;
      align-self: flex-end;
    }
    .preview-docqa .qa-a {
      height: 42px;
      background: var(--bg-elevated);
      border: 1px solid var(--border-subtle);
      border-radius: 6px;
    }
    .preview-docqa .qa-page-ref {
      height: 14px;
      background: rgba(245,158,11,0.1);
      border: 1px solid rgba(245,158,11,0.2);
      border-radius: 3px;
      width: 55%;
    }

    /* FAQ Widget */
    .preview-faq {
      width: 100%;
      height: 100%;
      position: relative;
      background: #f0f0f2;
      display: flex;
      flex-direction: column;
      gap: 7px;
      padding: 14px;
    }
    [data-theme="dark"] .preview-faq,
    :not([data-theme="light"]) .preview-faq { background: #0f0f12; }
    .preview-faq .site-line { height: 7px; background: rgba(100,100,120,0.2); border-radius: 3px; }
    .preview-faq .faq-widget-preview {
      position: absolute;
      bottom: 14px;
      right: 14px;
      display: flex;
      flex-direction: column;
      align-items: flex-end;
      gap: 6px;
    }
    .preview-faq .widget-panel {
      width: 130px;
      background: #09090b;
      border-radius: 10px;
      border: 1px solid #27272a;
      overflow: hidden;
    }
    .preview-faq .widget-header {
      background: #18181b;
      padding: 7px 10px;
      border-bottom: 1px solid #27272a;
      display: flex;
      align-items: center;
      gap: 5px;
    }
    .preview-faq .widget-logo {
      font-size: 8px;
      color: #60a5fa;
    }
    .preview-faq .widget-title-bar {
      height: 5px;
      background: #3f3f46;
      border-radius: 2px;
      flex: 1;
    }
    .preview-faq .widget-body {
      padding: 8px;
      display: flex;
      flex-direction: column;
      gap: 4px;
    }
    .preview-faq .widget-msg { height: 5px; background: #27272a; border-radius: 2px; }
    .preview-faq .widget-msg.user { background: #3f3f46; width: 60%; align-self: flex-end; }
    .preview-faq .widget-btn {
      width: 28px; height: 28px;
      background: #3f3f46;
      border: 1px solid #52525b;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 12px;
      color: #a1a1aa;
    }

    /* Card Info */
    .demo-info {
      padding: var(--space-5);
      display: flex;
      flex-direction: column;
      gap: var(--space-3);
      flex: 1;
    }
    .demo-meta {
      display: flex;
      align-items: center;
      gap: var(--space-2);
      flex-wrap: wrap;
    }
    .demo-type {
      font-family: var(--font-mono);
      font-size: 0.5rem;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      padding: 3px 8px;
      border-radius: 100px;
      background: var(--bg-tertiary);
      border: 1px solid var(--border-subtle);
      color: var(--text-muted);
    }
    .demo-type.tag-ai { background: rgba(96,165,250,0.08); border-color: rgba(96,165,250,0.2); color: #60a5fa; }
    .demo-type.tag-quick { background: rgba(52,211,153,0.08); border-color: rgba(52,211,153,0.2); color: #34d399; }
    .demo-type.tag-integration { background: rgba(6,199,85,0.08); border-color: rgba(6,199,85,0.2); color: #22c55e; }
    .demo-type.tag-automation { background: rgba(245,158,11,0.08); border-color: rgba(245,158,11,0.2); color: #f59e0b; }

    .demo-card h3 {
      font-size: 0.9375rem;
      font-weight: 500;
      color: var(--text-primary);
      line-height: 1.35;
    }
    .demo-card p {
      font-size: 0.8125rem;
      color: var(--text-tertiary);
      line-height: 1.65;
    }
    .demo-footer {
      margin-top: auto;
      padding-top: var(--space-3);
      border-top: 1px solid var(--border-subtle);
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .demo-tags { display: flex; gap: 5px; flex-wrap: wrap; }
    .demo-tags span {
      font-family: var(--font-mono);
      font-size: 0.5rem;
      letter-spacing: 0.05em;
      padding: 3px 7px;
      background: var(--bg-tertiary);
      border: 1px solid var(--border-subtle);
      border-radius: 3px;
      color: var(--text-muted);
    }
    .demo-arrow {
      color: var(--text-muted);
      transition: transform 0.2s, color 0.2s;
      flex-shrink: 0;
    }
    .demo-card:hover .demo-arrow {
      transform: translate(3px, -3px);
      color: var(--text-primary);
    }

    /* ── CTA Section ── */
    .cta-section {
      border-top: 1px solid var(--border-subtle);
      padding: var(--space-20) 0;
    }
    .cta-inner {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: var(--space-8);
      align-items: center;
    }
    .cta-heading {
      font-size: 1.5rem;
      font-weight: 600;
      letter-spacing: -0.03em;
      margin-bottom: var(--space-3);
    }
    .cta-sub {
      font-size: 0.9375rem;
      color: var(--text-tertiary);
      line-height: 1.7;
      max-width: 480px;
    }
    .cta-actions {
      display: flex;
      flex-direction: column;
      gap: var(--space-3);
      align-items: flex-start;
      flex-shrink: 0;
    }
    .cta-note {
      font-family: var(--font-mono);
      font-size: 0.625rem;
      color: var(--text-muted);
      letter-spacing: 0.05em;
    }

    /* ── Responsive ── */
    @media (max-width: 1100px) {
      .rag-ready-card { grid-template-columns: 1fr; }
      .rag-ready-visual { border-left: none; border-top: 1px solid var(--border-subtle); }
    }
    @media (max-width: 900px) {
      .demos-grid { grid-template-columns: repeat(2, 1fr); }
      .cta-inner { grid-template-columns: 1fr; }
      .rag-features { grid-template-columns: 1fr; }
    }
    @media (max-width: 600px) {
      .demos-grid { grid-template-columns: 1fr; }
      .hero-stats { gap: var(--space-5); }
      .rag-metrics { grid-template-columns: repeat(3, 1fr); }
    }