:root{--blue-50:#EFF6FF;--blue-100:#DBEAFE;--blue-200:#BFDBFE;--blue-500:#3B82F6;--blue-600:#2563EB;--blue-700:#1D4ED8;--blue-800:#1E40AF;--blue-900:#1E3A8A;--sky-50:#F0F9FF;--sky-400:#38BDF8;--sky-500:#0EA5E9;--green:#10B981;--amber:#F59E0B;--red:#EF4444;--orange:#F97316;--text-dark:#0F2247;--text-mid:#334E7A;--text-light:#6B84A8;--shadow-sm:0 1px 3px rgba(30,64,175,.08);--shadow-md:0 4px 16px rgba(30,64,175,.12);--radius:14px;--radius-lg:22px}.topbar-link{display:flex;align-items:center;gap:6px;color:var(--blue-200);text-decoration:none;font-weight:500;direction:ltr}.logo-sub{font-size:11px;color:var(--text-light)}.nav-links a{padding:6px 14px;border-radius:8px;font-size:14px;font-weight:500;color:var(--text-mid);text-decoration:none}.article-cat{display:inline-flex;align-items:center;gap:6px;background:var(--blue-100);color:var(--blue-700);padding:5px 14px;border-radius:50px;font-size:12px;font-weight:800;margin-bottom:18px}.answer-box{background:var(--blue-600);border-radius:var(--radius-lg);padding:28px 30px;margin-bottom:36px}.article-body>h2{font-size:clamp(20px,2.8vw,28px);font-weight:900;color:var(--text-dark);margin:48px 0 16px;padding-right:16px;border-right:4px solid var(--blue-600);line-height:1.3}.article-body>ul{padding-right:24px;margin-bottom:18px}.article-body a{color:var(--blue-600);text-decoration:none;font-weight:600;border-bottom:1px solid var(--blue-200)}.info-box p{font-size:14px;color:var(--text-mid);margin-bottom:0;line-height:1.7}.stat-highlight{background:linear-gradient(135deg,var(--blue-600),var(--blue-800));border-radius:var(--radius);padding:24px 28px;margin:32px 0;display:flex;align-items:center;gap:20px}.sh-num{font-size:46px;font-weight:900;color:#fff;line-height:1;flex-shrink:0}.sh-text{font-size:15px;color:var(--blue-200);line-height:1.6}.work-order-flow{display:grid;grid-template-columns:repeat(5,1fr);gap:0;margin:24px 0;position:relative}.wof-step{display:flex;flex-direction:column;align-items:center;text-align:center;padding:0 4px}.wof-icon{width:52px;height:52px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px;margin:0 auto 10px;z-index:1;position:relative;box-shadow:var(--shadow-md)}.wof-title{font-size:12px;font-weight:800;color:var(--text-dark);margin-bottom:4px}.wof-desc{font-size:10px;color:var(--text-light);line-height:1.4}.wof-arrow{position:absolute;top:26px;left:50%;transform:translateX(-50%);width:calc(100% - 60px);height:2px;z-index:0}.wof-wrap{position:relative}.field-features{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:24px 0}.ff-card{background:var(--sky-50);border:1px solid var(--blue-100);border-radius:var(--radius);padding:18px}.ff-icon{font-size:26px;margin-bottom:8px}.ff-title{font-size:14px;font-weight:800;color:var(--text-dark);margin-bottom:5px}.ff-desc{font-size:13px;color:var(--text-mid);line-height:1.6}.maint-types{display:flex;flex-direction:column;gap:10px;margin:24px 0}.mt-row{display:flex;gap:14px;background:var(--sky-50);border:1px solid var(--blue-100);border-radius:var(--radius);padding:14px 16px;align-items:flex-start}.mt-badge{padding:4px 10px;border-radius:50px;font-size:11px;font-weight:800;flex-shrink:0;white-space:nowrap}.mbt-corrective{background:#FEE2E2;color:#DC2626}.mbt-preventive{background:#D1FAE5;color:#166534}.mbt-periodic{background:#DBEAFE;color:var(--blue-700)}.mt-content h4{font-size:14px;font-weight:800;color:var(--text-dark);margin-bottom:3px}.mt-content p{font-size:13px;color:var(--text-mid);margin-bottom:0;line-height:1.6}.maint-kpis{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px;margin:24px 0}.mk-card{background:linear-gradient(135deg,var(--blue-600),var(--blue-800));border-radius:var(--radius);padding:18px;text-align:center}.mk-num{font-size:28px;font-weight:900;color:#fff;margin-bottom:5px}.mk-label{font-size:11px;color:var(--blue-300);line-height:1.5}.cta-box p{font-size:15px;color:var(--blue-200);margin-bottom:24px}.cta-btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.cb-w{background:#fff;color:var(--blue-700);padding:13px 28px;border-radius:10px;font-size:14px;font-weight:800;text-decoration:none;display:inline-flex;align-items:center;gap:7px}.cb-g{background:rgb(255 255 255 / .15);border:2px solid rgb(255 255 255 / .4);color:#fff;padding:11px 24px;border-radius:10px;font-size:14px;font-weight:700;text-decoration:none;display:inline-flex;align-items:center;gap:7px}.tag{font-size:12px;background:var(--blue-50);color:var(--blue-700);padding:4px 12px;border-radius:50px;text-decoration:none}.toc-list li a{display:block;font-size:13px;color:var(--text-mid);text-decoration:none;padding:6px 0;border-bottom:1px solid var(--blue-50)}.toc-list li a:hover{color:var(--blue-600)}.ri-icon{width:38px;height:38px;background:var(--blue-50);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:17px;flex-shrink:0}.cta-sidebar p{font-size:12px;color:var(--blue-200);margin-bottom:14px}.cta-sidebar a{display:block;background:#fff;color:var(--blue-700);padding:11px;border-radius:9px;font-size:13px;font-weight:800;text-decoration:none}.footer-col a{display:block;font-size:13px;color:#64748B;text-decoration:none;margin-bottom:10px}@media(max-width:768px){.work-order-flow{grid-template-columns:1fr 1fr;gap:10px}.field-features{grid-template-columns:1fr}.maint-kpis{grid-template-columns:1fr 1fr}.nav-links{display:none}.stat-highlight{flex-direction:column;text-align:center}}@media(max-width:600px){.footer-top{grid-template-columns:1fr}.cta-btns{flex-direction:column;align-items:center}.maint-kpis{grid-template-columns:1fr}.work-order-flow{grid-template-columns:1fr}}