.intro-lead[data-astro-cid-vugnhbgw]{font-size:1.15rem;color:#334155;line-height:1.7;margin-bottom:1.5rem}.concept-banner[data-astro-cid-vugnhbgw]{display:flex;align-items:center;gap:1.2rem;background:linear-gradient(135deg,#f0f9ff,#e0f2fe);border:2px solid #bae6fd;border-radius:16px;padding:1.4rem 1.6rem;margin-bottom:2rem}.concept-icon[data-astro-cid-vugnhbgw]{font-size:2.2rem}.concept-text[data-astro-cid-vugnhbgw] strong[data-astro-cid-vugnhbgw]{display:block;color:#0369a1;font-size:1.05rem;margin-bottom:4px}.concept-text[data-astro-cid-vugnhbgw] p[data-astro-cid-vugnhbgw]{margin:0;font-size:.95rem;color:#0c4a6e;line-height:1.5}.decision-tabs-container[data-astro-cid-vugnhbgw]{margin:2rem 0}.decision-nav[data-astro-cid-vugnhbgw]{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:2rem}@media(max-width:640px){.decision-nav[data-astro-cid-vugnhbgw]{grid-template-columns:1fr}}.dec-tab-btn[data-astro-cid-vugnhbgw]{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:1.2rem 1rem;background:#fff;border:3px solid #e2e8f0;border-radius:16px;cursor:pointer;transition:all .25s ease;box-shadow:0 4px 12px #00000008}.dec-tab-btn[data-astro-cid-vugnhbgw]:hover{transform:translateY(-3px);border-color:#0284c7;background:#f8fafc}.dec-tab-btn[data-astro-cid-vugnhbgw].active{border-color:#0284c7;background:#f0f9ff;box-shadow:0 8px 24px #0284c726}.dec-tab-btn[data-astro-cid-vugnhbgw]#tab-btn-no.active{border-color:#ef4444;background:#fef2f2;box-shadow:0 8px 24px #ef444426}.dec-icon[data-astro-cid-vugnhbgw]{font-size:1.8rem;margin-bottom:4px}.dec-title[data-astro-cid-vugnhbgw]{font-family:Bebas Neue,sans-serif;font-size:1.6rem;letter-spacing:.5px;color:#0f172a}.dec-badge[data-astro-cid-vugnhbgw]{font-size:.75rem;font-weight:700;text-transform:uppercase;background:#0000000f;padding:3px 10px;border-radius:20px;color:#475569;margin-top:4px}.decision-panel[data-astro-cid-vugnhbgw]{transition:opacity .3s ease}.decision-panel[data-astro-cid-vugnhbgw].hidden{display:none}.prep-card[data-astro-cid-vugnhbgw]{background:#fff;border-radius:20px;box-shadow:0 10px 30px #0000000d;margin:2.5rem 0;overflow:hidden;border:1px solid #e2e8f0}.prep-header[data-astro-cid-vugnhbgw]{padding:2rem 2rem 1.4rem;text-align:center;border-bottom:1px solid #f1f5f9}.group-number[data-astro-cid-vugnhbgw]{font-size:.78rem;font-weight:800;letter-spacing:1px;text-transform:uppercase;color:#64748b;margin-bottom:4px}.prep-header[data-astro-cid-vugnhbgw] h2[data-astro-cid-vugnhbgw]{margin:0;font-size:2rem;font-weight:800}.group-summary[data-astro-cid-vugnhbgw]{margin:6px 0 0;font-size:.95rem;color:#64748b}.prep-content[data-astro-cid-vugnhbgw]{padding:2rem}.card-social[data-astro-cid-vugnhbgw]{border-top:5px solid #0284c7}.header-social[data-astro-cid-vugnhbgw] h2[data-astro-cid-vugnhbgw]{color:#0369a1}.card-hierarchy[data-astro-cid-vugnhbgw]{border-top:5px solid #7c3aed}.header-hierarchy[data-astro-cid-vugnhbgw] h2[data-astro-cid-vugnhbgw]{color:#6d28d9}.card-family[data-astro-cid-vugnhbgw]{border-top:5px solid #059669}.header-family[data-astro-cid-vugnhbgw] h2[data-astro-cid-vugnhbgw]{color:#047857}.card-dont[data-astro-cid-vugnhbgw]{border-top:5px solid #ef4444}.header-dont[data-astro-cid-vugnhbgw] h2[data-astro-cid-vugnhbgw]{color:#dc2626}.subcases-grid[data-astro-cid-vugnhbgw]{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}@media(max-width:768px){.subcases-grid[data-astro-cid-vugnhbgw]{grid-template-columns:1fr}}.subcase-box[data-astro-cid-vugnhbgw]{background:#f8fafc;border:1px solid #e2e8f0;border-radius:14px;padding:1.4rem;display:flex;flex-direction:column}.subcase-header[data-astro-cid-vugnhbgw]{display:flex;align-items:center;gap:10px;margin-bottom:8px}.subcase-letter[data-astro-cid-vugnhbgw]{background:#0284c7;color:#fff;width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.85rem}.subcase-header[data-astro-cid-vugnhbgw] h4[data-astro-cid-vugnhbgw]{margin:0;font-size:1.1rem;color:#0f172a}.subcase-rule[data-astro-cid-vugnhbgw]{font-size:.88rem;color:#475569;line-height:1.5;margin-bottom:10px}.subcase-formula[data-astro-cid-vugnhbgw]{background:#e0f2fe;color:#0369a1;border-radius:8px;padding:6px 12px;font-size:.82rem;font-weight:700;display:flex;align-items:center;gap:6px;margin-bottom:12px;width:fit-content}.subcase-examples[data-astro-cid-vugnhbgw]{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:6px;font-size:.9rem;color:#1e293b}.subcase-examples[data-astro-cid-vugnhbgw] li[data-astro-cid-vugnhbgw]{background:#fff;padding:6px 10px;border-radius:6px;border-left:3px solid #0284c7}.service-scenarios[data-astro-cid-vugnhbgw]{display:flex;flex-direction:column;gap:8px}.service-item[data-astro-cid-vugnhbgw]{background:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:8px 10px}.srv-tag[data-astro-cid-vugnhbgw]{font-size:.72rem;font-weight:800;text-transform:uppercase;color:#0284c7;display:block;margin-bottom:2px}.service-item[data-astro-cid-vugnhbgw] p[data-astro-cid-vugnhbgw]{margin:0;font-size:.85rem;color:#1e293b}.hierarchy-grid[data-astro-cid-vugnhbgw]{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-bottom:1.5rem}@media(max-width:768px){.hierarchy-grid[data-astro-cid-vugnhbgw]{grid-template-columns:1fr}}.hierarchy-card[data-astro-cid-vugnhbgw]{background:#faf5ff;border:1px solid #e9d5ff;border-radius:12px;padding:1.2rem}.h-role[data-astro-cid-vugnhbgw]{font-size:.8rem;font-weight:800;text-transform:uppercase;color:#7c3aed;display:block;margin-bottom:6px}.hierarchy-card[data-astro-cid-vugnhbgw] p[data-astro-cid-vugnhbgw]{margin:0;font-size:.9rem;color:#3b0764;line-height:1.4}.hierarchy-tip[data-astro-cid-vugnhbgw]{background:#fdf4ff;border-left:4px solid #a855f7;padding:12px 16px;border-radius:0 10px 10px 0;font-size:.92rem;color:#581c87}.family-intro-banner[data-astro-cid-vugnhbgw]{background:#f0fdf4;border:2px solid #bbf7d0;border-radius:14px;padding:1.4rem;text-align:center;margin-bottom:1.8rem}.fib-equation[data-astro-cid-vugnhbgw]{display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;font-weight:800;font-size:1.1rem;margin-bottom:8px}.fib-box[data-astro-cid-vugnhbgw]{background:#dcfce7;color:#166534;padding:4px 12px;border-radius:8px;border:1px solid #86efac}.fib-plus[data-astro-cid-vugnhbgw],.fib-equal[data-astro-cid-vugnhbgw]{color:#16a34a;font-size:1.4rem}.fib-highlight[data-astro-cid-vugnhbgw]{background:#16a34a;color:#fff;padding:4px 14px;border-radius:8px}.family-intro-banner[data-astro-cid-vugnhbgw] p[data-astro-cid-vugnhbgw]{margin:0;font-size:.92rem;color:#14532d;line-height:1.5}.family-cases-grid[data-astro-cid-vugnhbgw]{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem;margin-bottom:2rem}@media(max-width:768px){.family-cases-grid[data-astro-cid-vugnhbgw]{grid-template-columns:1fr}}.fam-case[data-astro-cid-vugnhbgw]{background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;padding:1.2rem}.fam-badge[data-astro-cid-vugnhbgw]{font-size:.95rem;font-weight:800;color:#065f46;margin-bottom:6px}.fam-case[data-astro-cid-vugnhbgw] p[data-astro-cid-vugnhbgw]{font-size:.85rem;color:#475569;margin-bottom:10px}.fam-dialogue[data-astro-cid-vugnhbgw]{background:#fff;border-left:3px solid #10b981;padding:8px 10px;border-radius:0 8px 8px 0;font-size:.86rem;color:#1e293b;display:flex;flex-direction:column;gap:4px}.fam-dialogue[data-astro-cid-vugnhbgw] p[data-astro-cid-vugnhbgw]{margin:0}.regional-box[data-astro-cid-vugnhbgw]{background:linear-gradient(135deg,#fafaf9,#f5f5f4);border:1px solid #e7e5e4;border-radius:16px;padding:1.6rem}.regional-title[data-astro-cid-vugnhbgw]{margin:0;font-size:1.3rem;color:#1c1917}.regional-subtitle[data-astro-cid-vugnhbgw]{margin:4px 0 1.2rem;font-size:.9rem;color:#78716c}.countries-grid[data-astro-cid-vugnhbgw]{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin-bottom:1.2rem}@media(max-width:640px){.countries-grid[data-astro-cid-vugnhbgw]{grid-template-columns:1fr}}.country-card[data-astro-cid-vugnhbgw]{background:#fff;border:1px solid #e7e5e4;border-radius:10px;padding:12px 14px}.c-head[data-astro-cid-vugnhbgw]{font-size:.95rem;margin-bottom:4px;color:#0f172a}.c-flag[data-astro-cid-vugnhbgw]{font-size:1.2rem;margin-right:4px}.country-card[data-astro-cid-vugnhbgw] p[data-astro-cid-vugnhbgw]{margin:0;font-size:.85rem;color:#57534e;line-height:1.4}.regional-rule-pill[data-astro-cid-vugnhbgw]{background:#fef3c7;border:1px solid #fde68a;color:#92400e;padding:10px 16px;border-radius:10px;font-size:.9rem;text-align:center}.dont-items-list[data-astro-cid-vugnhbgw]{display:flex;flex-direction:column;gap:1.2rem}.dont-item[data-astro-cid-vugnhbgw]{display:flex;gap:1.2rem;background:#f8fafc;border:1px solid #e2e8f0;border-radius:14px;padding:1.4rem}.dont-badge[data-astro-cid-vugnhbgw]{background:#ef4444;color:#fff;width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.05rem;flex-shrink:0}.dont-body[data-astro-cid-vugnhbgw] h4[data-astro-cid-vugnhbgw]{margin:0 0 6px;font-size:1.05rem;color:#0f172a}.dont-body[data-astro-cid-vugnhbgw] p[data-astro-cid-vugnhbgw]{margin:0 0 10px;font-size:.9rem;color:#475569;line-height:1.5}.dont-contrast[data-astro-cid-vugnhbgw]{display:flex;align-items:center;gap:10px;flex-wrap:wrap;background:#fff;padding:8px 12px;border-radius:8px;border:1px solid #e2e8f0;font-size:.88rem}.dc-good[data-astro-cid-vugnhbgw]{color:#166534;font-weight:700}.dc-vs[data-astro-cid-vugnhbgw]{color:#94a3b8;font-weight:800}.dc-bad[data-astro-cid-vugnhbgw]{color:#991b1b}.dc-bad[data-astro-cid-vugnhbgw] small[data-astro-cid-vugnhbgw]{color:#64748b;font-style:italic}.dont-phrases[data-astro-cid-vugnhbgw]{display:flex;gap:8px;flex-wrap:wrap}.d-phrase[data-astro-cid-vugnhbgw]{background:#fef2f2;border:1px solid #fecaca;color:#b91c1c;padding:4px 10px;border-radius:6px;font-size:.85rem;font-weight:600}.dont-quote[data-astro-cid-vugnhbgw]{background:#fff7ed;border-left:3px solid #f97316;padding:8px 12px;color:#9a3412;font-style:italic;border-radius:0 6px 6px 0;font-size:.9rem}.compass-card[data-astro-cid-vugnhbgw]{border-top:5px solid #d97706}.header-compass[data-astro-cid-vugnhbgw] h2[data-astro-cid-vugnhbgw]{color:#b45309}.compass-flow-grid[data-astro-cid-vugnhbgw]{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-bottom:1.8rem}@media(max-width:900px){.compass-flow-grid[data-astro-cid-vugnhbgw]{grid-template-columns:1fr 1fr}}@media(max-width:600px){.compass-flow-grid[data-astro-cid-vugnhbgw]{grid-template-columns:1fr}}.flow-step[data-astro-cid-vugnhbgw]{background:#f8fafc;border:1px solid #e2e8f0;border-radius:14px;padding:1.2rem;display:flex;flex-direction:column}.flow-num[data-astro-cid-vugnhbgw]{background:#d97706;color:#fff;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.9rem;margin-bottom:8px}.flow-step[data-astro-cid-vugnhbgw] h4[data-astro-cid-vugnhbgw]{margin:0 0 8px;font-size:.95rem;color:#0f172a;line-height:1.3}.flow-ans[data-astro-cid-vugnhbgw]{display:flex;flex-direction:column;gap:4px;font-size:.82rem;margin-top:auto}.ans-no[data-astro-cid-vugnhbgw]{color:#0284c7}.ans-yes[data-astro-cid-vugnhbgw]{color:#166534}.ans-neutral[data-astro-cid-vugnhbgw]{color:#64748b;line-height:1.3}.final-rule-box[data-astro-cid-vugnhbgw]{background:linear-gradient(135deg,#fffbeb,#fef3c7);border:2px solid #fde68a;border-radius:14px;padding:1.4rem;text-align:center}.final-rule-box[data-astro-cid-vugnhbgw] h3[data-astro-cid-vugnhbgw]{margin:0 0 6px;font-size:1.15rem;color:#92400e}.final-rule-box[data-astro-cid-vugnhbgw] p[data-astro-cid-vugnhbgw]{margin:0;font-size:1rem;color:#78350f;line-height:1.5}.next-level-banner[data-astro-cid-vugnhbgw]{background:linear-gradient(135deg,#f5f3ff,#ede9fe);border:2px solid #c4b5fd;border-radius:16px;padding:1.6rem 2rem;margin-top:2rem;box-shadow:0 6px 18px #7c3aed14}.nl-badge[data-astro-cid-vugnhbgw]{display:inline-block;background:#7c3aed;color:#fff;font-size:.75rem;font-weight:800;padding:3px 10px;border-radius:20px;margin-bottom:8px;letter-spacing:.5px}.nl-content[data-astro-cid-vugnhbgw] h3[data-astro-cid-vugnhbgw]{margin:0 0 6px;font-size:1.25rem;color:#4c1d95}.nl-content[data-astro-cid-vugnhbgw] p[data-astro-cid-vugnhbgw]{margin:0 0 12px;font-size:.95rem;color:#5b21b6;line-height:1.5}.interactive-bg[data-astro-cid-vugnhbgw]{background-color:#f8fafc;border-top:2px solid #e2e8f0}.game-container[data-astro-cid-vugnhbgw]{background:#fff;border-radius:16px;padding:2rem;box-shadow:0 12px 24px #0000000f;border:2px solid #eee}.game-header[data-astro-cid-vugnhbgw]{display:flex;justify-content:space-between;align-items:center;border-bottom:2px solid #e2e8f0;padding-bottom:1rem;margin-bottom:1.5rem}.game-header[data-astro-cid-vugnhbgw] h3[data-astro-cid-vugnhbgw]{font-family:Bebas Neue,sans-serif;font-size:2rem;color:#1a1a1a;margin:0;letter-spacing:1px}.score-badge[data-astro-cid-vugnhbgw]{background:#0284c7;color:#fff;padding:6px 14px;border-radius:20px;font-weight:700;font-size:.9rem}.game-setup[data-astro-cid-vugnhbgw]{text-align:center;padding:2rem 0}.progress-bar[data-astro-cid-vugnhbgw]{height:8px;background:#eee;border-radius:4px;margin-bottom:1rem;overflow:hidden}.progress-fill[data-astro-cid-vugnhbgw]{height:100%;background:#0284c7;width:0%;transition:width .3s}.question-counter[data-astro-cid-vugnhbgw]{font-size:.9rem;color:#777;text-transform:uppercase;letter-spacing:1px;font-weight:700;margin-bottom:1.5rem}.question-text[data-astro-cid-vugnhbgw]{font-size:1.25rem;color:#222;text-align:center;margin-bottom:2rem;min-height:3rem;line-height:1.5}.options-grid[data-astro-cid-vugnhbgw]{display:grid;grid-template-columns:1fr;gap:.8rem;margin-bottom:1.5rem}.option-btn[data-astro-cid-vugnhbgw]{background:#fafafa;border:2px solid #e0e0e0;padding:1rem;border-radius:12px;font-size:1.02rem;font-weight:600;color:#444;cursor:pointer;transition:all .2s;text-align:left}.option-btn[data-astro-cid-vugnhbgw]:hover:not(:disabled){border-color:#0284c7;color:#0284c7;background:#f0f9ff;transform:translateY(-2px)}.option-btn[data-astro-cid-vugnhbgw].correct{background:#d4edda;border-color:#28a745;color:#155724}.option-btn[data-astro-cid-vugnhbgw].wrong{background:#f8d7da;border-color:#dc3545;color:#721c24}.option-btn[data-astro-cid-vugnhbgw]:disabled{cursor:not-allowed;opacity:.7}.feedback-msg[data-astro-cid-vugnhbgw]{padding:1rem;border-radius:8px;text-align:center;font-weight:600;font-size:1.05rem}.feedback-msg[data-astro-cid-vugnhbgw].success{background:#d4edda;color:#155724;border:1px solid #c3e6cb}.feedback-msg[data-astro-cid-vugnhbgw].error{background:#f8d7da;color:#721c24;border:1px solid #f5c6cb}.game-result[data-astro-cid-vugnhbgw]{text-align:center;padding:2rem}.game-result[data-astro-cid-vugnhbgw] h4[data-astro-cid-vugnhbgw]{font-size:2rem;font-family:Bebas Neue,sans-serif;color:#0284c7;margin-bottom:1rem}.game-result[data-astro-cid-vugnhbgw] p[data-astro-cid-vugnhbgw]{font-size:1.2rem;color:#555;margin-bottom:1.5rem}