:root{--brand-indigo: #1a237e;--brand-dark: #0b0f19;--brand-card-bg: #111827;--brand-border: #1e293b;--brand-accent: #fdf854;--brand-cyan: #38bdf8;--text-primary: #f8fafc;--text-secondary: #94a3b8}body.knowledge-hub-page{background-color:var(--brand-dark)!important;color:var(--text-primary)!important;min-height:100vh;font-family:Roboto,sans-serif}.catalog-navbar[data-astro-cid-6u7dicui]{position:sticky;top:0;z-index:50;background:#0b0f19eb;backdrop-filter:blur(12px);border-bottom:1px solid var(--brand-border);padding:0 20px}.nav-container[data-astro-cid-6u7dicui]{max-width:1200px;margin:0 auto;height:72px;display:flex;align-items:center;justify-content:space-between}.brand-link[data-astro-cid-6u7dicui]{display:flex;align-items:center;gap:12px;text-decoration:none}.brand-badge[data-astro-cid-6u7dicui]{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;background:linear-gradient(135deg,#1a237e,#3b82f6);border:1px solid #60a5fa;border-radius:8px;font-weight:700;color:#fff;font-size:15px;letter-spacing:.5px}.brand-text[data-astro-cid-6u7dicui]{display:flex;flex-direction:column}.brand-name[data-astro-cid-6u7dicui]{font-size:16px;font-weight:700;color:#fff;letter-spacing:.5px}.brand-sub[data-astro-cid-6u7dicui]{font-size:11px;color:#94a3b8;text-transform:uppercase;letter-spacing:1px}.nav-links[data-astro-cid-6u7dicui]{display:flex;align-items:center;gap:8px}.nav-item[data-astro-cid-6u7dicui]{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;font-size:13.5px;font-weight:500;color:#cbd5e1;border-radius:6px;transition:all .2s ease;text-decoration:none}.nav-item[data-astro-cid-6u7dicui]:hover,.nav-item[data-astro-cid-6u7dicui].active{color:#fff;background:#1e293bb3}.nav-item[data-astro-cid-6u7dicui].active{background:#1a237e73;border:1px solid rgba(96,165,250,.3);color:#60a5fa}.api-pill[data-astro-cid-6u7dicui]{background:#1e293b80;border:1px solid var(--brand-border)}.tag-live[data-astro-cid-6u7dicui]{font-size:10px;padding:2px 6px;background:#0284c7;color:#fff;border-radius:4px;font-weight:700;letter-spacing:.5px}@media (max-width: 768px){.nav-links[data-astro-cid-6u7dicui]{display:none}}.catalog-hero[data-astro-cid-6u7dicui]{background:linear-gradient(180deg,#1a237e26,#0b0f1900),#0b0f19;padding:40px 20px 48px;border-bottom:1px solid var(--brand-border)}.hero-container[data-astro-cid-6u7dicui]{max-width:1200px;margin:0 auto}.breadcrumb-trail[data-astro-cid-6u7dicui] ol[data-astro-cid-6u7dicui]{display:flex;align-items:center;gap:8px;list-style:none;padding:0;margin:0 0 20px;font-size:13px;color:#64748b}.breadcrumb-trail[data-astro-cid-6u7dicui] a[data-astro-cid-6u7dicui]{color:#94a3b8;text-decoration:none}.breadcrumb-trail[data-astro-cid-6u7dicui] a[data-astro-cid-6u7dicui]:hover{color:#38bdf8}.sep[data-astro-cid-6u7dicui]{color:#475569}.active-crumb[data-astro-cid-6u7dicui]{color:#e2e8f0;font-weight:500}.hero-pill[data-astro-cid-6u7dicui]{display:inline-flex;align-items:center;gap:8px;background:#1e3a8a66;border:1px solid rgba(96,165,250,.35);color:#93c5fd;padding:6px 14px;border-radius:20px;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:1px;margin-bottom:16px}.hero-title[data-astro-cid-6u7dicui]{font-size:38px;line-height:1.15;font-weight:800;letter-spacing:-.5px;color:#fff;margin:0 0 16px}.hero-subtitle[data-astro-cid-6u7dicui]{font-size:16px;line-height:1.65;color:#94a3b8;max-width:840px;margin:0 0 32px}.hero-subtitle[data-astro-cid-6u7dicui] strong[data-astro-cid-6u7dicui]{color:#e2e8f0}.hero-stats-row[data-astro-cid-6u7dicui]{display:flex;flex-wrap:wrap;gap:16px}.stat-box[data-astro-cid-6u7dicui]{background:#111827b3;border:1px solid var(--brand-border);padding:14px 22px;border-radius:8px;display:flex;flex-direction:column;min-width:140px}.stat-number[data-astro-cid-6u7dicui]{font-size:24px;font-weight:800;color:#60a5fa;line-height:1.1}.stat-label[data-astro-cid-6u7dicui]{font-size:12px;color:#64748b;text-transform:uppercase;letter-spacing:.5px;margin-top:4px}.catalog-main[data-astro-cid-6u7dicui]{padding:40px 20px 80px}.catalog-container[data-astro-cid-6u7dicui]{max-width:1200px;margin:0 auto}.controls-panel[data-astro-cid-6u7dicui]{background:#0f172a;border:1px solid var(--brand-border);border-radius:12px;padding:24px;margin-bottom:36px;box-shadow:0 10px 25px #0000004d}.search-bar-wrapper[data-astro-cid-6u7dicui]{position:relative;width:100%;margin-bottom:20px}.search-icon[data-astro-cid-6u7dicui]{position:absolute;left:16px;top:50%;transform:translateY(-50%);font-size:20px;color:#64748b;pointer-events:none}.search-input[data-astro-cid-6u7dicui]{width:100%;padding:14px 44px 14px 48px;background:#1e293b;border:1px solid #334155;border-radius:8px;font-size:15px;color:#fff;box-sizing:border-box;outline:none;transition:all .2s ease}.search-input[data-astro-cid-6u7dicui]:focus{border-color:#60a5fa;box-shadow:0 0 0 3px #60a5fa33;background:#0f172a}.search-input[data-astro-cid-6u7dicui]::-moz-placeholder{color:#64748b}.search-input[data-astro-cid-6u7dicui]::placeholder{color:#64748b}.search-clear-btn[data-astro-cid-6u7dicui]{position:absolute;right:14px;top:50%;transform:translateY(-50%);background:transparent;border:none;color:#94a3b8;font-size:18px;cursor:pointer;padding:4px}.search-clear-btn[data-astro-cid-6u7dicui]:hover{color:#fff}.filter-row[data-astro-cid-6u7dicui]{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;padding-bottom:20px;border-bottom:1px solid #1e293b}.category-pills[data-astro-cid-6u7dicui]{display:flex;flex-wrap:wrap;gap:8px}.cat-pill[data-astro-cid-6u7dicui]{display:inline-flex;align-items:center;gap:8px;background:#1e293b;border:1px solid #334155;color:#cbd5e1;padding:8px 14px;border-radius:6px;font-size:13px;font-weight:500;cursor:pointer;transition:all .2s ease}.cat-pill[data-astro-cid-6u7dicui]:hover{background:#334155;color:#fff}.cat-pill[data-astro-cid-6u7dicui].active{background:#1a237e;border-color:#60a5fa;color:#fff;box-shadow:0 2px 8px #1e3a8a66}.pill-count[data-astro-cid-6u7dicui]{background:#0000004d;padding:2px 6px;border-radius:4px;font-size:11px;font-weight:700}.select-filters[data-astro-cid-6u7dicui]{display:flex;gap:10px}.filter-select[data-astro-cid-6u7dicui]{background:#1e293b;border:1px solid #334155;color:#e2e8f0;padding:8px 14px;border-radius:6px;font-size:13px;outline:none;cursor:pointer}.filter-select[data-astro-cid-6u7dicui]:focus{border-color:#60a5fa}.counter-bar[data-astro-cid-6u7dicui]{display:flex;align-items:center;justify-content:space-between;padding-top:16px;font-size:13px;color:#94a3b8}.counter-text[data-astro-cid-6u7dicui] strong[data-astro-cid-6u7dicui]{color:#fff}.reset-link[data-astro-cid-6u7dicui]{background:transparent;border:none;color:#38bdf8;font-size:13px;font-weight:500;cursor:pointer;display:inline-flex;align-items:center;gap:6px}.reset-link[data-astro-cid-6u7dicui]:hover{text-decoration:underline;color:#7dd3fc}.documents-grid[data-astro-cid-6u7dicui]{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:24px}.doc-card[data-astro-cid-6u7dicui]{background:var(--brand-card-bg);border:1px solid var(--brand-border);border-radius:10px;padding:24px;display:flex;flex-direction:column;justify-content:space-between;transition:all .25s ease;box-shadow:0 4px 12px #00000040}.doc-card[data-astro-cid-6u7dicui]:hover{border-color:#3b82f6;transform:translateY(-3px);box-shadow:0 12px 28px #1e3a8a40}.doc-card-badges[data-astro-cid-6u7dicui]{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:12px}.badge-format[data-astro-cid-6u7dicui]{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;padding:3px 8px;border-radius:4px;background:#3b82f626;color:#60a5fa;border:1px solid rgba(59,130,246,.3)}.badge-difficulty[data-astro-cid-6u7dicui]{font-size:11px;font-weight:700;text-transform:uppercase;padding:3px 8px;border-radius:4px}.diff-advanced[data-astro-cid-6u7dicui]{background:#ef444426;color:#f87171;border:1px solid rgba(239,68,68,.3)}.diff-intermediate[data-astro-cid-6u7dicui]{background:#f59e0b26;color:#fbbf24;border:1px solid rgba(245,158,11,.3)}.diff-beginner[data-astro-cid-6u7dicui]{background:#10b98126;color:#34d399;border:1px solid rgba(16,185,129,.3)}.doc-card-meta[data-astro-cid-6u7dicui]{display:flex;align-items:center;gap:8px;font-size:12px;color:#64748b;margin-bottom:12px}.meta-category[data-astro-cid-6u7dicui]{display:inline-flex;align-items:center;gap:5px;color:#94a3b8}.meta-separator[data-astro-cid-6u7dicui]{color:#334155}.meta-readtime[data-astro-cid-6u7dicui]{display:inline-flex;align-items:center;gap:4px}.doc-card-title[data-astro-cid-6u7dicui]{font-size:18px;font-weight:700;line-height:1.35;margin:0 0 12px}.doc-card-title[data-astro-cid-6u7dicui] a[data-astro-cid-6u7dicui]{color:#fff;text-decoration:none;transition:color .2s ease}.doc-card-title[data-astro-cid-6u7dicui] a[data-astro-cid-6u7dicui]:hover{color:#38bdf8}.doc-card-summary[data-astro-cid-6u7dicui]{font-size:13.5px;line-height:1.6;color:#94a3b8;margin:0 0 16px;flex-grow:1}.doc-card-keywords[data-astro-cid-6u7dicui]{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:20px}.keyword-tag[data-astro-cid-6u7dicui]{font-size:11px;color:#cbd5e1;background:#1e293b;padding:2px 7px;border-radius:4px}.keyword-tag-more[data-astro-cid-6u7dicui]{font-size:11px;color:#64748b;padding:2px 4px}.doc-card-footer[data-astro-cid-6u7dicui]{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:16px;border-top:1px solid #1e293b}.btn-read-doc[data-astro-cid-6u7dicui]{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:600;color:#60a5fa;text-decoration:none;transition:color .2s ease}.btn-read-doc[data-astro-cid-6u7dicui]:hover{color:#93c5fd}.btn-copy-rag[data-astro-cid-6u7dicui]{display:inline-flex;align-items:center;gap:6px;background:#1e293b;border:1px solid #334155;color:#cbd5e1;padding:6px 12px;border-radius:6px;font-size:12px;font-weight:500;cursor:pointer;transition:all .2s ease}.btn-copy-rag[data-astro-cid-6u7dicui]:hover{background:#334155;color:#fff;border-color:#60a5fa}.btn-copy-rag[data-astro-cid-6u7dicui].copied{background:#065f46;border-color:#10b981;color:#fff}.empty-state[data-astro-cid-6u7dicui]{text-align:center;padding:60px 20px;background:#0f172a;border:1px dashed #334155;border-radius:12px}.empty-icon-box[data-astro-cid-6u7dicui]{width:60px;height:60px;border-radius:50%;background:#1e293b;color:#64748b;display:flex;align-items:center;justify-content:center;font-size:26px;margin:0 auto 16px}.empty-title[data-astro-cid-6u7dicui]{font-size:20px;font-weight:700;color:#fff;margin:0 0 8px}.empty-desc[data-astro-cid-6u7dicui]{font-size:14px;color:#94a3b8;max-width:480px;margin:0 auto 24px}.empty-reset-btn[data-astro-cid-6u7dicui]{display:inline-flex;align-items:center;gap:8px;background:#1a237e;border:1px solid #60a5fa;color:#fff;padding:10px 20px;border-radius:6px;font-weight:600;font-size:14px;cursor:pointer;transition:all .2s ease}.empty-reset-btn[data-astro-cid-6u7dicui]:hover{background:#283593}.rag-guide-section[data-astro-cid-6u7dicui]{margin-top:60px}.rag-guide-box[data-astro-cid-6u7dicui]{background:linear-gradient(135deg,#1a237e40,#0f172acc),#0f172a;border:1px solid rgba(96,165,250,.3);border-radius:12px;padding:36px 30px;box-shadow:0 10px 30px #0006}.rag-guide-badge[data-astro-cid-6u7dicui]{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;text-transform:uppercase;color:#38bdf8;letter-spacing:1px;margin-bottom:8px}.rag-guide-title[data-astro-cid-6u7dicui]{font-size:24px;font-weight:800;color:#fff;margin:0 0 24px}.rag-guide-grid[data-astro-cid-6u7dicui]{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin-bottom:30px}.rag-step-card[data-astro-cid-6u7dicui]{background:#1e293b99;border:1px solid rgba(51,65,85,.8);border-radius:8px;padding:20px}.step-num[data-astro-cid-6u7dicui]{font-size:22px;font-weight:900;color:#60a5fa;margin-bottom:6px}.rag-step-card[data-astro-cid-6u7dicui] h4[data-astro-cid-6u7dicui]{font-size:16px;font-weight:700;color:#f1f5f9;margin:0 0 8px}.rag-step-card[data-astro-cid-6u7dicui] p[data-astro-cid-6u7dicui]{font-size:13.5px;line-height:1.6;color:#94a3b8;margin:0}.code-link[data-astro-cid-6u7dicui]{color:#38bdf8;text-decoration:underline;font-family:monospace}.rag-api-cta[data-astro-cid-6u7dicui]{display:flex;flex-wrap:wrap;align-items:center;gap:16px;padding-top:20px;border-top:1px solid rgba(51,65,85,.6)}.btn-api-primary[data-astro-cid-6u7dicui]{display:inline-flex;align-items:center;gap:8px;background:#1a237e;border:1px solid #60a5fa;color:#fff;padding:10px 20px;border-radius:6px;font-weight:600;font-size:14px;text-decoration:none;transition:all .2s ease}.btn-api-primary[data-astro-cid-6u7dicui]:hover{background:#283593;box-shadow:0 4px 14px #1e3a8a66}.rag-cta-note[data-astro-cid-6u7dicui]{font-size:13px;color:#64748b}.catalog-footer[data-astro-cid-6u7dicui]{border-top:1px solid var(--brand-border);background:#080c14;padding:40px 20px}.footer-container[data-astro-cid-6u7dicui]{max-width:1200px;margin:0 auto;text-align:center}.footer-links-row[data-astro-cid-6u7dicui]{display:flex;flex-wrap:wrap;justify-content:center;gap:20px;margin-bottom:16px}.footer-links-row[data-astro-cid-6u7dicui] a[data-astro-cid-6u7dicui]{color:#94a3b8;text-decoration:none;font-size:14px;transition:color .2s ease}.footer-links-row[data-astro-cid-6u7dicui] a[data-astro-cid-6u7dicui]:hover{color:#38bdf8}.footer-copy[data-astro-cid-6u7dicui] p[data-astro-cid-6u7dicui]{font-size:12px;color:#475569;margin:0}.rag-toast[data-astro-cid-6u7dicui]{position:fixed;bottom:28px;right:28px;z-index:100;background:#0f172a;border:1px solid #10b981;border-radius:8px;padding:14px 20px;display:flex;align-items:center;gap:12px;box-shadow:0 10px 30px #00000080;transition:transform .3s cubic-bezier(.16,1,.3,1),opacity .3s ease;transform:translateY(100px);opacity:0}.rag-toast[data-astro-cid-6u7dicui].show{transform:translateY(0);opacity:1}.toast-icon[data-astro-cid-6u7dicui]{font-size:24px;color:#10b981}.toast-body[data-astro-cid-6u7dicui]{display:flex;flex-direction:column}.toast-body[data-astro-cid-6u7dicui] strong[data-astro-cid-6u7dicui]{font-size:13.5px;color:#fff}.toast-body[data-astro-cid-6u7dicui] span[data-astro-cid-6u7dicui]{font-size:12px;color:#94a3b8}.hidden[data-astro-cid-6u7dicui]{display:none!important}.sr-only[data-astro-cid-6u7dicui]{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}