.mode-switch{display:flex;gap:8px;margin-top:8px;flex-wrap:wrap}.mode-switch label{border:1px solid #d5dce0;padding:5px 8px;font-size:9px;color:#4f5b63;cursor:pointer;background:#f7f8f8}.mode-switch label:has(input:checked){border-color:#f36b21;background:#fff0e7;color:#0b1118;font-weight:700}.mode-switch input{accent-color:#f36b21;margin-left:4px}.cost-breakdown{border-top:1px solid #34414b;margin-top:22px;padding-top:14px}.cost-breakdown div{display:flex;justify-content:space-between;gap:14px;padding:7px 0;font-size:10px;color:#aeb9c0}.cost-breakdown b{color:#fff;font-size:11px}
.system-options{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:18px}.system-options label{background:#fff;padding:16px;font-size:11px;color:#66717a}.system-options select{display:block;width:100%;margin-top:8px;padding:12px;border:1px solid #d5dce0;background:#f7f8f8;font:inherit;color:#0b1118}@media(max-width:800px){.system-options{grid-template-columns:1fr}}
.quantity-field>label{display:block;color:#66717a;font-size:10px;text-align:center;margin-bottom:6px}.appliance-code{font-size:22px}.equipment-item{display:flex;align-items:center;gap:12px}.equipment-item>span:last-child{min-width:0}.equipment-item small{display:block;font-size:10px;color:#aeb9c0;margin-top:5px}.equipment-picture{position:relative;display:grid;flex:0 0 54px;width:54px;height:54px}.panel-picture{grid-template-columns:1fr 1fr;gap:2px;padding:6px;transform:skewY(-5deg);background:#172734;border:2px solid #627887}.panel-picture i{background:linear-gradient(135deg,#24455c,#0d1b25);border:1px solid #52738a}.battery-picture{width:42px;flex-basis:42px;height:54px;border:3px solid #dce5e9;border-radius:3px;background:#263640}.battery-picture:before{content:'';position:absolute;top:-7px;right:8px;width:14px;height:5px;background:#dce5e9}.battery-picture i{position:absolute;inset:14px 8px;background:linear-gradient(to top,#f36b21 72%,transparent 72%);border:1px solid #86949c}@media(max-width:800px){.equipment-item{align-items:flex-start}.equipment-picture{transform:scale(.86);transform-origin:right top}}
.load-guidance{display:none;grid-column:1/-1;align-items:flex-start;gap:12px;padding:12px 14px;font-size:11px;line-height:1.7}.load-guidance.good,.load-guidance.warning,.load-guidance.danger{display:flex}.load-guidance.good{background:#eaf8f1;border-right:4px solid #18865a;color:#126a48}.load-guidance.warning{background:#fff7e8;border-right:4px solid #d79016;color:#805409}.load-guidance.danger{background:#fff0f0;border-right:4px solid #d64040;color:#9f2929}.guidance-sign{width:26px;height:26px;flex:0 0 26px;border-radius:50%;display:grid;place-items:center;background:currentColor;color:#fff;font-weight:800;font-size:16px}.load-guidance span:last-child{display:block}.load-guidance b{display:block;font-size:11px}.load-guidance small{display:block;color:inherit;font-size:10px;margin-top:2px}
.site-header{height:92px;position:relative;z-index:50}.header-shell{width:min(1400px,calc(100% - 48px));height:100%;margin:auto;display:flex;align-items:center;gap:26px}.official-brand{display:flex;align-items:center;margin-left:auto}.official-brand img{display:block;width:190px;height:auto;max-height:72px;object-fit:contain}.main-nav{display:flex;align-items:center;gap:22px}.main-nav a,.nav-dropdown summary{color:#d9e0e4;text-decoration:none;font-size:12px;font-weight:600;white-space:nowrap;transition:.2s}.main-nav a:hover,.main-nav a.active,.nav-dropdown summary:hover{color:#f36b21}.nav-dropdown{position:relative}.nav-dropdown summary{cursor:pointer;list-style:none;padding:12px 0}.nav-dropdown summary::-webkit-details-marker{display:none}.nav-dropdown summary:after{content:'⌄';color:#f36b21;margin-right:7px}.nav-submenu{position:absolute;right:50%;top:calc(100% + 12px);transform:translateX(50%);display:none;min-width:210px;padding:8px;background:#101820;border:1px solid #34414b;box-shadow:0 14px 30px #0008}.nav-dropdown[open] .nav-submenu{display:grid}.nav-submenu a{display:block;padding:12px 14px;border-bottom:1px solid #26313a}.nav-submenu a:last-child{border-bottom:0}.header-cta{color:#fff;text-decoration:none;background:#f36b21;padding:13px 17px;font-size:11px;font-weight:700;white-space:nowrap}.menu-toggle{display:none;width:42px;height:42px;border:1px solid #45505a;background:transparent;padding:10px}.menu-toggle span{display:block;height:2px;background:#fff;margin:5px 0}@media(max-width:1100px){.header-shell{width:min(100% - 26px,1400px)}.menu-toggle{display:block}.main-nav{display:none;position:absolute;right:0;left:0;top:92px;background:#080e14;padding:18px 24px;flex-direction:column;align-items:stretch;border-top:1px solid #26313a}.main-nav.open{display:flex}.main-nav a{padding:8px 0}.nav-dropdown summary{padding:8px 0}.nav-submenu{position:static;transform:none;box-shadow:none;margin-top:4px;margin-right:12px}.header-cta{margin-right:auto}.official-brand{margin-left:0}.official-brand img{width:155px}}@media(max-width:560px){.header-cta{font-size:0;padding:12px}.header-cta:after{content:'الرئيسية';font-size:10px}.official-brand img{width:135px}}
.inverter-model{display:block;color:#dce5e9;font-size:11px;line-height:1.6;margin-top:5px}.proforma-section{margin-top:60px;background:#fff;padding:30px}.client-fields{display:grid;grid-template-columns:1fr 1fr;gap:14px}.client-fields label{font-size:11px;color:#66717a}.client-fields input{display:block;width:100%;margin-top:8px;padding:13px;border:1px solid #d5dce0;font:inherit}.print-btn{margin-top:16px;border:0;background:#f36b21;color:#fff;padding:15px 20px;font:inherit;font-weight:700;cursor:pointer}.validity-note{font-size:10px;color:#66717a;line-height:1.8}.print-sheet{display:none}.invoice-head{display:flex;justify-content:space-between;align-items:flex-start;border-bottom:3px solid #f36b21;padding-bottom:12px}.invoice-brand b{display:block;font-size:19px}.invoice-brand small{display:block;letter-spacing:2px}.invoice-brand em{display:block;font-size:9px;font-style:normal;color:#68747b;margin-top:6px}.invoice-head h1{font-size:22px;margin:0}.invoice-head p{margin:3px 0;font-size:10px;letter-spacing:1px}.invoice-head>div:last-child{text-align:left}.invoice-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:7px 20px;margin:15px 0}.invoice-meta p{margin:0;border-bottom:1px solid #dbe0e3;padding:6px 0}.invoice-meta span{display:block;font-size:8px;color:#6c767d}.invoice-meta b{font-size:10px}.invoice-summary{background:#101820;color:#fff;padding:10px 14px;display:flex;justify-content:space-between;align-items:center;margin:12px 0}.invoice-summary span{font-size:9px}.invoice-summary b{font-size:12px;color:#f36b21}.print-sheet table{width:100%;border-collapse:collapse}.print-sheet th,.print-sheet td{border:1px solid #ccd3d7;padding:7px;text-align:right;font-size:9px}.print-sheet thead th{background:#e8edf0}.print-sheet .grand{background:#101820;color:#fff;font-size:11px}.commercial-terms h2{font-size:12px;margin:13px 0 4px}.commercial-terms ul{margin:0;padding-right:18px;font-size:8px;line-height:1.65}.invoice-warning{margin-top:10px;padding:9px;border-right:4px solid #f36b21;background:#fff4eb;font-size:8px;line-height:1.55}.invoice-sign{display:flex;justify-content:space-between;gap:24px;margin-top:27px}.invoice-sign span{flex:1;border-top:1px solid #222;padding-top:6px;text-align:center;font-size:8px}.invoice-footer{border-top:1px solid #ccd3d7;margin-top:15px;padding-top:6px;text-align:center;font-size:8px;color:#68747b}@media(max-width:800px){.client-fields{grid-template-columns:1fr}}@media print{body>*:not(.print-sheet){display:none!important}.print-sheet{display:block!important;direction:rtl;font-family:Arial,sans-serif;color:#111;padding:3mm;font-size:10px;max-height:267mm;overflow:hidden}.print-sheet *{print-color-adjust:exact;-webkit-print-color-adjust:exact}@page{size:A4 portrait;margin:10mm}}
/* Current calculator group */
.nav-dropdown summary.active{color:#f36b21}
/* Professional one-page PI overrides */
.invoice-logo{text-align:center;background:#101820;padding:8px 16px}.invoice-logo img{display:block;width:155px;height:58px;object-fit:contain;margin:auto}.invoice-head{align-items:flex-end;padding:9px 0 11px}.invoice-head>small{text-align:left;font-size:9px}.invoice-footer{display:flex;justify-content:center;gap:6px 14px;flex-wrap:wrap;margin-top:14px;padding-top:7px;font-size:7.5px}.invoice-footer b{color:#101820}.invoice-footer span{white-space:nowrap}