:root{--navy:#123f70;--navy-2:#0c3159;--blue:#1f609f;--orange:#ed9827;--ink:#17283a;--muted:#6d7d8e;--line:#d8e1e9;--soft:#f2f6fa;--white:#fff;--green:#148258;--shadow:0 16px 40px rgba(15,49,86,.09)}
*{box-sizing:border-box}html{font-family:Manrope,system-ui,sans-serif;color:var(--ink);background:#f7f9fb}body{margin:0;min-width:320px}button,input,select{font:inherit}.shell{width:min(1240px,calc(100% - 40px));margin:auto}.topbar{background:var(--navy-2);color:#fff;border-bottom:4px solid var(--orange)}.brand-row{height:74px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;gap:11px;align-items:center;color:#fff;text-decoration:none;letter-spacing:.08em}.brand-mark{width:40px;height:40px;display:grid;place-items:center;border:2px solid var(--orange);border-radius:10px;font-size:23px;font-weight:700}.brand strong,.brand small{display:block}.brand strong{font-size:16px}.brand small{font-size:10px;color:#c9d8e7;letter-spacing:.25em}.top-note{font-size:12px;color:#bed0e0}.app-shell{padding:38px 0 50px}.intro{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:28px}.eyebrow{margin:0 0 7px;color:var(--orange);font-size:11px;text-transform:uppercase;letter-spacing:.15em;font-weight:700}.intro h1{font-size:clamp(28px,4vw,44px);line-height:1.05;margin:0 0 10px;color:var(--navy-2)}.intro p:not(.eyebrow){margin:0;color:var(--muted);max-width:680px;font-size:14px}.live-badge{display:flex;align-items:center;gap:8px;white-space:nowrap;background:#e9f7f1;color:var(--green);padding:9px 12px;border-radius:100px;font-size:11px;font-weight:700}.live-badge i{width:7px;height:7px;border-radius:50%;background:var(--green)}.workspace{display:grid;grid-template-columns:340px minmax(0,1fr);gap:22px;align-items:start}.panel{background:var(--white);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}.controls-panel{padding:22px;position:sticky;top:18px}.panel-heading{display:flex;align-items:center;gap:12px;padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:18px}.step{width:38px;height:38px;display:grid;place-items:center;background:var(--navy);color:#fff;border-radius:10px;font-size:11px;font-weight:700}.panel-heading h2{margin:0;color:var(--navy-2);font-size:17px}.panel-heading p{margin:3px 0 0;font-size:11px;color:var(--muted)}.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field{display:flex;flex-direction:column;gap:7px;color:#415265;font-size:11px;font-weight:700}.field.full{grid-column:1/-1}.field input,.field select{width:100%;height:46px;border:1px solid #cbd7e1;border-radius:10px;background:#fff;color:var(--ink);padding:0 12px;outline:none;font-size:14px}.field input:focus,.field select:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(31,96,159,.12)}.rule{min-height:34px;margin:13px 0 0;font-size:10px;line-height:1.5;color:var(--muted)}.error{background:#fff0f0;border:1px solid #efc7c7;color:#a32929;padding:10px;border-radius:9px;font-size:11px}.addon{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:16px 0;margin:16px 0}.switch-row{display:flex;align-items:center;justify-content:space-between;cursor:pointer}.switch-row span strong,.switch-row span small{display:block}.switch-row span strong{font-size:13px}.switch-row span small{font-size:10px;color:var(--muted);margin-top:2px}.switch-row input{position:absolute;opacity:0;pointer-events:none}.switch-row i{width:43px;height:25px;background:#c9d3dd;border-radius:20px;position:relative;transition:.2s}.switch-row i:after{content:"";position:absolute;width:19px;height:19px;left:3px;top:3px;border-radius:50%;background:#fff;box-shadow:0 1px 4px rgba(0,0,0,.2);transition:.2s}.switch-row input:checked+i{background:var(--blue)}.switch-row input:checked+i:after{transform:translateX(18px)}.addon-options{padding-top:16px}.addon-options fieldset{border:0;padding:14px 0 0;margin:0}.addon-options legend{font-size:11px;font-weight:700;color:#415265;margin-bottom:8px}.side-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.side-grid label{cursor:pointer}.side-grid input{position:absolute;opacity:0}.side-grid span{display:block;border:1px solid var(--line);border-radius:9px;padding:9px;text-align:center;font-size:10px;font-weight:700;color:var(--muted)}.side-grid input:checked+span{background:#eaf3fc;border-color:#8eb5d8;color:var(--navy)}.install-field{margin-top:15px}.suffix-input{position:relative}.suffix-input span{position:absolute;right:13px;top:50%;transform:translateY(-50%);color:var(--muted)}.results{min-width:0}.summary-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:14px}.summary-card{background:#fff;border:1px solid var(--line);border-radius:15px;padding:17px;min-width:0}.summary-card span,.summary-card small{display:block;color:var(--muted);font-size:10px}.summary-card strong{display:block;color:var(--navy-2);font-size:clamp(18px,2vw,26px);margin:8px 0 5px;white-space:nowrap}.summary-card.featured{background:var(--navy);border-color:var(--navy)}.summary-card.featured span,.summary-card.featured small{color:#c7d7e6}.summary-card.featured strong{color:#fff}.summary-card.saving strong{color:var(--green)}.variant-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.variant{padding:20px;overflow:hidden;box-shadow:none}.variant.recommended{border-top:4px solid var(--orange)}.variant-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}.variant-heading span{font-size:9px;color:var(--orange);font-weight:700;text-transform:uppercase;letter-spacing:.08em}.variant-heading h2{margin:4px 0 0;font-size:15px;color:var(--navy-2)}.variant-heading>strong{font-size:13px;color:var(--navy);white-space:nowrap}.diagram{display:grid;gap:4px;margin:18px 0;min-height:118px}.cell{min-width:0;min-height:52px;display:flex;align-items:center;justify-content:center;text-align:center;padding:6px;background:#e9f2fa;border:1px solid #a9c7e0;border-radius:7px;color:var(--navy-2);font-size:10px;font-weight:700}.detail-row{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-top:1px solid var(--line);font-size:10px;line-height:1.4}.detail-row span:last-child,.detail-row strong:last-child{text-align:right}.detail-row strong{color:var(--navy-2)}.installation{margin-top:14px;padding:20px;display:grid;grid-template-columns:1fr 1fr;gap:20px;background:linear-gradient(135deg,var(--navy-2),var(--navy));color:#fff;border:0}.installation>div{display:flex;flex-direction:column;gap:5px}.installation>div+div{border-left:1px solid rgba(255,255,255,.22);padding-left:20px}.installation span,.installation small{font-size:10px;color:#c5d7e7}.installation strong{font-size:25px}footer{padding:20px 0 36px;color:var(--muted);font-size:10px;text-align:center}
.client-reply{margin-top:14px;padding:20px}.client-reply-heading{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:14px}.client-reply-heading span{font-size:9px;color:var(--orange);font-weight:700;text-transform:uppercase;letter-spacing:.08em}.client-reply-heading h2{margin:4px 0 0;font-size:16px;color:var(--navy-2)}.client-reply button{border:0;border-radius:10px;padding:11px 15px;background:var(--orange);color:#fff;font-size:11px;font-weight:700;cursor:pointer}.client-reply button:hover{background:#d98215}.client-reply textarea{display:block;width:100%;min-height:330px;resize:vertical;border:1px solid var(--line);border-radius:12px;background:var(--soft);color:var(--ink);padding:16px;font:500 12px/1.65 Manrope,system-ui,sans-serif;outline:none}.client-reply textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(31,96,159,.12)}.client-reply>p{min-height:16px;margin:8px 0 0;color:var(--green);font-size:10px;font-weight:700}
@media(max-width:980px){.workspace{grid-template-columns:300px minmax(0,1fr)}.variant-grid{grid-template-columns:1fr}.controls-panel{padding:18px}.summary-grid{grid-template-columns:1fr 1fr}.summary-card.saving{grid-column:1/-1}.summary-card.saving strong{font-size:20px}}
@media(max-width:740px){.shell{width:min(100% - 28px,620px)}.brand-row{height:64px}.top-note{display:none}.app-shell{padding:25px 0 36px}.intro{display:block;margin-bottom:19px}.intro h1{font-size:29px}.intro p:not(.eyebrow){font-size:12px}.live-badge{display:none}.workspace{display:block}.controls-panel{position:static;margin-bottom:14px}.summary-grid{grid-template-columns:1fr 1fr;gap:8px}.summary-card{padding:14px}.summary-card strong{font-size:18px}.variant-grid{gap:10px}.variant{padding:16px}.installation{grid-template-columns:1fr;padding:17px}.installation>div+div{border-left:0;border-top:1px solid rgba(255,255,255,.22);padding:14px 0 0}.installation strong{font-size:22px}}
@media(max-width:420px){.shell{width:calc(100% - 20px)}.field-grid{gap:10px}.field input,.field select{height:48px}.summary-grid{grid-template-columns:1fr}.summary-card.saving{grid-column:auto}.variant-heading{display:block}.variant-heading>strong{display:block;margin-top:8px}.detail-row{display:block}.detail-row span,.detail-row strong{display:block}.detail-row span:last-child,.detail-row strong:last-child{text-align:left;margin-top:4px}.diagram{min-height:90px}.cell{font-size:9px;padding:4px}.client-reply{padding:16px}.client-reply-heading{display:block}.client-reply button{width:100%;margin-top:12px}.client-reply textarea{min-height:430px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}