/* GLOBAL HEADER V3 — NAV v12 (approved copy) */
.topbar{background:#0f1d2b;color:#c6d5e2;font-family:"IBM Plex Sans Arabic",system-ui,"Segoe UI",sans-serif;font-size:.83rem}
.topbar .wrap{max-width:1540px;margin-inline:auto;padding-inline:20px;display:flex;justify-content:space-between;align-items:center;gap:14px;min-height:38px;flex-wrap:wrap}
.topbar a{color:#fff}.topbar-links{display:flex;gap:16px;align-items:center}.topbar .link-icon{display:inline-flex;align-items:center;gap:8px}.topbar .link-icon svg{width:17px;height:17px;flex:none;stroke:currentColor;fill:none;stroke-width:1.9}
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.97);backdrop-filter:blur(8px);border-bottom:1px solid #dde5ec;font-family:"IBM Plex Sans Arabic",system-ui,"Segoe UI",sans-serif}
.site-header .wrap{max-width:1540px;margin-inline:auto;padding-inline:20px}.site-header .header-inner{display:flex;align-items:center;gap:14px;min-height:74px}
.site-header .brand{display:flex;align-items:center;gap:11px;flex:none;text-decoration:none}.site-header .brand:hover{text-decoration:none}.site-header .brand img{width:46px;height:46px;object-fit:contain}
.site-header .brand-ar{font-family:"Readex Pro","IBM Plex Sans Arabic",system-ui,sans-serif;font-weight:600;font-size:.98rem;color:#0f1d2b;display:block;line-height:1.3}.site-header .brand-en{font-size:.66rem;color:#51677c;letter-spacing:.06em;display:block}
.site-header .nav{margin-inline-start:auto;display:flex;align-items:center;gap:2px}.site-header .nav-item{position:relative}.site-header .nav-link{display:flex;align-items:center;gap:6px;padding:11px 11px;border-radius:8px;font-family:"Readex Pro","IBM Plex Sans Arabic",system-ui,sans-serif;font-size:.94rem;font-weight:500;color:#0f1d2b;background:none;border:0;cursor:pointer;white-space:nowrap;text-decoration:none}.site-header .nav-link:hover{background:#f2f6f9;text-decoration:none;color:#6f8f14}.site-header .nav-link.page-active{background:#f4f9e6;color:#6f8f14}.site-header .nav-link .chev{width:12px;height:12px;stroke:currentColor;fill:none;stroke-width:2.2;transition:transform .2s}.site-header .nav-item[data-open="true"] .chev{transform:rotate(180deg)}
.site-header .dropdown{position:absolute;inset-inline-start:0;top:calc(100% + 8px);background:#fff;border:1px solid #dde5ec;border-radius:14px;box-shadow:0 1px 2px rgba(15,29,43,.05),0 8px 24px -12px rgba(15,29,43,.18);padding:10px;min-width:330px;display:none;z-index:70}.site-header .nav-item[data-open="true"] .dropdown{display:block}.site-header .dropdown-grid{display:grid;gap:2px}.site-header .dd-link{display:flex;gap:11px;align-items:flex-start;padding:10px 11px;border-radius:8px;text-decoration:none}.site-header .dd-link:hover{background:#f4f9e6;text-decoration:none}.site-header .dd-link svg{width:21px;height:21px;flex:none;margin-top:3px;stroke:#a8c83e;fill:none;stroke-width:1.6}.site-header .dd-title{font-family:"Readex Pro","IBM Plex Sans Arabic",system-ui,sans-serif;font-weight:500;font-size:.92rem;color:#0f1d2b;display:block;line-height:1.4}.site-header .dd-desc{font-size:.79rem;color:#51677c;display:block;line-height:1.5}.site-header .dd-all{margin-top:6px;border-top:1px solid #dde5ec;padding-top:9px;display:block;text-align:center;font-family:"Readex Pro","IBM Plex Sans Arabic",system-ui,sans-serif;font-size:.87rem;font-weight:600;color:#6f8f14;padding-bottom:4px;text-decoration:none}.site-header .dropdown--wide{min-width:650px}.site-header .dropdown--wide .dropdown-grid{grid-template-columns:1fr 1fr}
.site-header .header-cta{display:flex;gap:9px;flex:none;margin-inline-start:0;align-items:center}.site-header .header-cta .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-family:"Readex Pro","IBM Plex Sans Arabic",system-ui,sans-serif;font-size:.88rem;font-weight:600;padding:10px 14px;border-radius:8px;border:1.5px solid transparent;cursor:pointer;transition:background .18s,border-color .18s,color .18s;text-decoration:none;line-height:1.2;min-height:0;white-space:nowrap;transform:none}.site-header .header-cta .btn:hover{transform:none;text-decoration:none}.site-header .header-cta .btn svg{width:18px;height:18px;flex:none;stroke:currentColor;fill:none;stroke-width:1.9}.site-header .header-cta .btn-ghost{background:transparent;color:#0f1d2b;border-color:#c3d2de}.site-header .header-cta .btn-ghost:hover{border-color:#a8c83e;color:#6f8f14;background:rgba(168,200,62,.06)}.site-header .header-cta .btn-wa{background:#1faa53;color:#fff}.site-header .header-cta .btn-wa:hover{background:#188443}
.site-header .burger{display:none;background:none;border:1.5px solid #c3d2de;border-radius:8px;padding:9px 11px;cursor:pointer;margin-inline-start:auto}.site-header .burger svg{width:22px;height:22px;stroke:#0f1d2b;fill:none;stroke-width:2}
@media(max-width:1480px){.site-header .dropdown--wide{min-width:0}.site-header .dropdown--wide .dropdown-grid{grid-template-columns:1fr}.site-header .burger{display:block}.site-header .nav{display:none;position:absolute;inset-inline:0;top:100%;background:#fff;border-bottom:1px solid #dde5ec;flex-direction:column;align-items:stretch;gap:0;padding:10px 16px 18px;max-height:78vh;overflow-y:auto;box-shadow:0 1px 2px rgba(15,29,43,.05),0 8px 24px -12px rgba(15,29,43,.18)}.site-header[data-menu="open"] .nav{display:flex}.site-header .nav-link{width:100%;justify-content:space-between;padding:14px 6px;font-size:1rem;border-bottom:1px solid #dde5ec}.site-header .dropdown{position:static;border:0;box-shadow:none;padding:4px 0 10px;min-width:0;background:#f2f6f9;border-radius:8px;margin-block:6px}.site-header .header-cta{display:none}.topbar-links{display:none}}
@media(max-width:620px){.topbar{display:none}.site-header .brand-en{display:none}}

/* PAGE 22 ONLY — VRF maintenance. No global CSS/JS changes. */
.breadcrumbs{display:flex;gap:7px;flex-wrap:wrap;align-items:center;font-size:12px;color:var(--muted);margin-bottom:16px}.breadcrumbs a{color:#238db8;font-weight:850}.breadcrumbs span[aria-current="page"]{font-weight:800;color:#526a74}
.p22-hero{padding-top:54px}.p22-hero .hero-grid{grid-template-columns:minmax(0,.9fr) minmax(480px,1.1fr);gap:38px}.p22-hero h1{font-size:clamp(37px,4.35vw,60px);line-height:1.13}.p22-hero .hero-copy>p{line-height:1.9;max-width:720px}
.vrf-system-art{margin:0;border:1px solid #d8e5ea;border-radius:26px;background:linear-gradient(145deg,#f9fcfd,#edf5f8);box-shadow:var(--shadow);overflow:hidden}.vrf-system-art svg{display:block;width:100%;height:auto}.vrf-system-art figcaption{padding:12px 16px;border-top:1px solid #d8e5ea;background:#fff;color:#607984;font-size:12px;line-height:1.7}.vrf-flow{fill:none;stroke-linecap:round;stroke-dasharray:12 17;animation:p22Flow 2.8s linear infinite}.vrf-flow.refrig{stroke:#35a7d2;stroke-width:4}.vrf-flow.comm{stroke:#8bae20;stroke-width:3;animation-duration:3.6s}.vrf-flow.drain{stroke:#6f8a96;stroke-width:3;animation-duration:4.3s}.vrf-fan{transform-origin:center;transform-box:fill-box;animation:p22Fan 5.5s linear infinite}.vrf-pulse{transform-origin:center;transform-box:fill-box;animation:p22Pulse 2.2s ease-in-out infinite}@keyframes p22Flow{to{stroke-dashoffset:-58}}@keyframes p22Fan{to{transform:rotate(360deg)}}@keyframes p22Pulse{50%{opacity:.38;transform:scale(.94)}}
.p22-answer{background:#fff;border:1px solid var(--line);border-radius:24px;padding:28px;box-shadow:var(--shadow)}.p22-answer h2{font-size:clamp(27px,3vw,40px);margin:7px 0 10px;line-height:1.3}.p22-answer>p{margin:0;color:var(--muted);max-width:900px}
.scope-tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:24px 0 16px}.scope-tab{appearance:none;border:1px solid var(--line);border-radius:16px;background:#fff;color:#27414d;padding:14px 12px;text-align:right;font:inherit;font-weight:850;cursor:pointer;transition:.18s;min-height:82px}.scope-tab small{display:block;color:#768d96;font-weight:600;font-size:11px;margin-top:3px}.scope-tab[aria-selected="true"]{border-color:#9bc42f;background:#f5fae9;color:#4f6910;box-shadow:0 8px 22px rgba(93,126,16,.08)}.scope-panel{border:1px solid #dce8ec;border-radius:18px;padding:20px;background:#f9fcfd}.scope-panel h3{font-size:20px;margin:0 0 6px}.scope-panel p{margin:0;color:var(--muted);font-size:14px;line-height:1.9}.scope-panel .scope-points{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}.scope-panel .scope-points span{border:1px solid #d9e5ea;border-radius:999px;background:#fff;padding:5px 9px;font-size:11px;font-weight:800;color:#4c6672}
.flow-strip{display:grid;grid-template-columns:repeat(6,1fr);gap:10px;margin-top:24px;counter-reset:p22step}.flow-step{counter-increment:p22step;position:relative;border:1px solid var(--line);border-radius:17px;background:#fff;padding:18px 15px;min-height:150px}.flow-step:before{content:counter(p22step);width:31px;height:31px;border-radius:50%;display:grid;place-items:center;background:#102f3c;color:#fff;font-size:12px;font-weight:900;margin-bottom:11px}.flow-step b{display:block;font-size:15px;margin-bottom:4px}.flow-step span{display:block;font-size:12px;line-height:1.7;color:var(--muted)}
.signal-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.signal-card{border:1px solid var(--line);border-radius:22px;background:#fff;padding:24px;box-shadow:0 12px 34px -30px rgba(15,29,43,.5)}.signal-card .signal-label{display:inline-flex;padding:5px 9px;border-radius:999px;background:#edf6fa;color:#247fa7;font-size:11px;font-weight:900}.signal-card h3{font-size:24px;line-height:1.35;margin:10px 0 7px}.signal-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.9}.signal-card ul{margin:14px 0 0;padding:0 18px 0 0;color:#435f6c;font-size:13px;line-height:1.9}
.refrigerant-note{display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:start;border:1px solid #efd7cb;background:#fff9f5;border-radius:20px;padding:20px 22px}.refrigerant-note .warn{width:46px;height:46px;border-radius:14px;background:#f47c3c;color:#fff;display:grid;place-items:center;font-size:25px;font-weight:900}.refrigerant-note h3{margin:0 0 5px;font-size:22px}.refrigerant-note p{margin:0;color:#785d50;font-size:14px;line-height:1.9}
.symptom-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.symptom-card{border:1px solid var(--line);border-radius:17px;background:#fff;padding:18px;min-height:142px}.symptom-card svg{width:25px;height:25px;stroke:#248db8;fill:none;stroke-width:1.8;margin-bottom:9px}.symptom-card b{display:block;font-size:16px;line-height:1.5;margin-bottom:4px}.symptom-card span{display:block;color:var(--muted);font-size:12.5px;line-height:1.75}
.send-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.send-card{border:1px solid var(--line);border-radius:17px;padding:18px;background:#fff}.send-card strong{display:block;font-size:15px;margin:7px 0 5px}.send-card p{margin:0;color:var(--muted);font-size:12.5px;line-height:1.75}.send-num{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#eff7d9;color:#668712;font-weight:900}
.related-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.related-card{border:1px solid var(--line);border-radius:20px;padding:22px;background:#fff}.related-card h3{font-size:20px;margin:4px 0 6px}.related-card p{margin:0;color:var(--muted);font-size:13px}.related-card a{display:inline-flex;margin-top:12px;color:#238db8;font-weight:900;font-size:13px}
.products-footer-brand strong{color:#fff}.products-footer-brand p{font-size:13px;color:#a9bec7;margin:5px 0}.footer-bottom a{display:inline;color:#c9e975}
@media(max-width:1120px){.p22-hero .hero-grid{grid-template-columns:1fr}.vrf-system-art{max-width:760px;margin-inline:auto}.scope-tabs{grid-template-columns:1fr 1fr}.flow-strip{grid-template-columns:repeat(3,1fr)}.symptom-grid{grid-template-columns:repeat(2,1fr)}.send-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:720px){.p22-hero{padding-top:34px}.scope-tabs,.signal-grid,.related-grid{grid-template-columns:1fr}.flow-strip{grid-template-columns:1fr 1fr}.symptom-grid,.send-grid{grid-template-columns:1fr}.p22-answer{padding:20px}.refrigerant-note{grid-template-columns:1fr}.refrigerant-note .warn{width:40px;height:40px}.vrf-system-art figcaption{font-size:11px}}
@media(max-width:480px){.flow-strip{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){.vrf-flow,.vrf-fan,.vrf-pulse{animation:none!important}}


.vrf-photo-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.vrf-photo-card{margin:0;border:1px solid var(--line);border-radius:20px;background:#fff;overflow:hidden;box-shadow:0 12px 34px -30px rgba(15,29,43,.5)}.vrf-photo-card img{display:block;width:100%;aspect-ratio:1/1;object-fit:cover;background:#eef4f6}.vrf-photo-card figcaption{padding:13px 14px;color:var(--muted);font-size:12.5px;line-height:1.75}.vrf-photo-card:hover{transform:translateY(-2px);transition:transform .18s ease}@media(max-width:1120px){.vrf-photo-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:720px){.vrf-photo-grid{grid-template-columns:1fr}.vrf-system-art svg text{letter-spacing:0}}

.vrf-system-art svg text{paint-order:stroke;stroke:none}