:root{--navy-950:#061c2d;--navy-900:#09283f;--navy-800:#0d3855;--water-700:#066b8c;--water-600:#0797c1;--water-500:#15afd0;--water-100:#dff6fb;--water-50:#f1fbfd;--sand-100:#f6f3ed;--concrete-100:#edf0f1;--ink:#14252f;--muted:#5d6c74;--line:#d7e1e5;--success:#0d7b63;--success-bg:#e7f6f1;--warning:#8a5b00;--warning-bg:#fff5d9;--danger:#aa2f38;--white:#fff;--shadow:0 18px 50px #061c2d1a;--radius:10px;--radius-lg:18px;--container:1180px;--type-caption:.8125rem;--type-small:.9375rem;--type-body:1rem;--type-lead:1.125rem;--type-card-title:1.25rem;--type-section-title:clamp(1.75rem, 3vw, 2.5rem);--type-page-title:clamp(2.125rem, 5vw, 4.25rem);color:var(--ink);font-synthesis:none;background:#fff;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{min-width:320px;color:var(--ink);font-size:var(--type-body);background:#fff;margin:0;line-height:1.6}button,input,select,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:var(--water-700);text-underline-offset:3px;text-decoration-thickness:1px}img,svg{max-width:100%;display:block}h1,h2,h3,h4{color:var(--navy-950);letter-spacing:-.02em;text-wrap:balance;margin:0 0 .65em;line-height:1.18}h1{font-size:var(--type-page-title)}h2{font-size:var(--type-section-title)}h3,h4{font-size:var(--type-card-title)}p{margin:0 0 1em}.container{width:min(calc(100% - 40px), var(--container));margin-inline:auto}.skip-link{background:var(--navy-950);color:#fff;z-index:100;padding:10px 16px;position:fixed;top:8px;left:8px;transform:translateY(-160%)}.skip-link:focus{transform:translateY(0)}.site-header{z-index:50;backdrop-filter:blur(12px);background:#fffffff0;border-bottom:1px solid #09283f14;position:sticky;top:0}.test-phase-notice{color:#16485a;background:linear-gradient(90deg,#eaf7f9,#f4fbfc 48%,#eaf7f9);border-bottom:1px solid #076b8c1f}.test-phase-notice__inner{min-height:36px;font-size:var(--type-caption);text-align:center;justify-content:center;align-items:center;gap:9px 12px;padding-block:6px;line-height:1.35;display:flex}.test-phase-notice__badge{color:var(--navy-900);letter-spacing:.08em;text-transform:uppercase;white-space:nowrap;align-items:center;gap:7px;font-size:.7rem;display:inline-flex}.test-phase-notice__badge:before{background:var(--water-600);content:"";border-radius:50%;flex:none;width:7px;height:7px;box-shadow:0 0 0 3px #0797c11f}.test-phase-notice a{color:var(--navy-900);text-underline-offset:3px;white-space:nowrap;font-weight:750;text-decoration-thickness:1px}.test-phase-notice a:hover{color:var(--water-700)}.site-header__inner{align-items:center;gap:38px;height:74px;display:flex}.brand{color:var(--navy-950);align-items:center;gap:10px;line-height:1;text-decoration:none;display:inline-flex}.brand__mark{color:var(--water-600);width:28px}.brand strong{letter-spacing:-.03em;font-size:1.12rem}.brand small{color:var(--water-700);font-size:.82rem;font-weight:750}.site-nav{gap:28px;margin-left:auto;display:flex}.site-nav a{min-height:44px;color:var(--navy-900);align-items:center;font-weight:650;text-decoration:none;display:inline-flex;position:relative}.site-nav a:hover,.site-nav a[aria-current=page]{color:var(--water-700)}.site-nav a[aria-current=page]:after{background:var(--water-600);content:"";border-radius:99px;height:2px;position:absolute;bottom:5px;left:0;right:0}.button{cursor:pointer;border:1px solid #0000;border-radius:8px;justify-content:center;align-items:center;gap:9px;min-height:48px;padding:12px 21px;font-weight:750;text-decoration:none;transition:transform .18s,background .18s,border-color .18s,box-shadow .18s;display:inline-flex}.button:hover{transform:translateY(-1px)}.button:focus-visible,button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline-offset:3px;outline:3px solid #15afd059}.button:disabled{opacity:.45;cursor:not-allowed;transform:none}.button--header{color:#fff;background:var(--navy-900);min-height:42px;padding:9px 17px}.button--primary{background:var(--water-700);color:#fff;box-shadow:0 8px 20px #087ea42e}.button--primary:hover{background:#066e91;box-shadow:0 11px 24px #087ea442}.button--secondary{color:var(--navy-900);background:#fff;border-color:#a9c2cc}.button--ghost{color:var(--navy-900);border-color:var(--line);background:0 0}.button--large{min-height:56px;padding-inline:27px}.button--small{min-height:42px;padding:8px 15px}.text-button{color:var(--water-700);cursor:pointer;text-underline-offset:3px;background:0 0;border:0;padding:4px;font-weight:700;text-decoration:underline}.text-button--danger{color:var(--danger)}.eyebrow{color:var(--water-700);font-size:var(--type-caption);letter-spacing:.12em;text-transform:uppercase;margin:0 0 9px;font-weight:850}.hero .eyebrow,.section--dark .eyebrow,.fact-panel .eyebrow{color:#65d8e9}.hero{background:var(--navy-950);color:#fff;padding:clamp(4.5rem,8vw,6rem) 0 clamp(4rem,7vw,5rem);position:relative;overflow:hidden}.hero:before{content:"";background:radial-gradient(circle at 70% 20%,#15afd052,#0000 38%),linear-gradient(145deg,#0000 35%,#0797c126);position:absolute;inset:0 0 0 52%}.hero:after{display:none}.hero__grid{z-index:1;grid-template-columns:1.06fr .94fr;align-items:center;gap:clamp(2.5rem,6vw,4.5rem);display:grid;position:relative}.hero h1{color:#fff;max-width:770px}.hero h1 span{color:#66d7e9}.hero__lead{color:#cfe2e9;max-width:650px;font-size:var(--type-lead)}.hero__actions{flex-wrap:wrap;align-items:center;gap:22px;margin:32px 0 26px;display:flex}.hero__primary-action{flex:0 440px;gap:9px;display:grid}.hero__cta{min-height:72px;font-size:var(--type-lead);border-radius:12px;justify-content:space-between;padding:16px 24px 16px 28px;line-height:1.25;box-shadow:0 14px 34px #0797c152}.hero__cta:hover{transform:translateY(-2px);box-shadow:0 18px 40px #0797c161}.hero__cta>span:first-child{text-align:left}.hero__cta-arrow{flex:none;font-size:1.5rem;line-height:1;transition:transform .18s}.hero__cta:hover .hero__cta-arrow{transform:translate(3px)}.hero__cta-benefit{color:#cfe2e9;max-width:440px;font-size:var(--type-small);margin:0;line-height:1.45}.hero__secondary-link{color:#eaf8fb;text-underline-offset:5px;align-items:center;gap:8px;min-height:48px;padding:10px 2px;font-weight:750;text-decoration-color:#eaf8fb8c;display:inline-flex}.hero__secondary-link:hover{color:#fff;text-decoration-color:#fff}.hero__trust{color:#cfe2e9;font-size:var(--type-small);flex-wrap:wrap;gap:20px;margin:0;padding:0;list-style:none;display:flex}.hero__trust li{align-items:center;gap:7px;display:flex}.hero__trust svg{color:#66d7e9}.scope-panel{border-radius:var(--radius-lg);background:#061c2d94;border:1px solid #ffffff2e;align-self:center;padding:clamp(1.75rem,4vw,2.375rem);box-shadow:0 20px 50px #0003}.scope-panel h2{color:#fff;font-size:var(--type-section-title)}.scope-panel>p:not(.eyebrow){color:#cfe2e9}.scope-panel ol{gap:0;margin:28px 0 20px;padding:0;list-style:none;display:grid}.scope-panel li{color:#fff;border-top:1px solid #ffffff26;grid-template-columns:40px 1fr;align-items:center;gap:12px;padding:13px 0;display:grid}.scope-panel li span{color:#66d7e9;font-weight:850}.scope-panel small{color:#cfe2e9;margin-top:14px;line-height:1.5;display:block}.scope-panel__link{color:#fff;align-items:center;gap:8px;min-height:44px;font-weight:800;display:inline-flex}.section{padding:clamp(4rem,7vw,5.5rem) 0}.section--compact{padding:clamp(2.75rem,5vw,4rem) 0}.section--tint{background:var(--water-50)}.section--dark{background:var(--navy-950);color:#cbdde4}.section--dark h2,.section--dark h3,.section--dark h4{color:#fff}.section--dark .check-list li:before{color:#65d8e9}.section-title{font-size:var(--type-section-title)}.section-heading{max-width:720px;margin-bottom:42px}.section-heading--compact{margin-bottom:32px}.section-heading p{color:var(--muted);font-size:var(--type-lead)}.section--dark .section-heading p{color:#b9d0d9}.feature-grid{grid-template-columns:repeat(3,1fr);grid-auto-rows:1fr;align-items:stretch;gap:22px;display:grid}.feature{border-top:3px solid var(--water-600);border-right:1px solid var(--line);border-bottom:1px solid var(--line);border-left:1px solid var(--line);border-radius:var(--radius);background:#fff;flex-direction:column;height:100%;padding:26px 24px 28px;display:flex}.feature__number{color:var(--water-700);font-weight:850;font-size:var(--type-caption)}.feature h3,.feature h4{font-size:var(--type-card-title);margin-top:12px}.feature p{color:var(--muted);flex:1}.feature a{align-self:flex-start;margin-top:auto;font-weight:750}.guide-grid{grid-template-columns:repeat(3,minmax(0,1fr));grid-auto-rows:1fr;gap:20px;display:grid}.guide-card{border-top:3px solid var(--water-600);border-right:1px solid var(--line);border-bottom:1px solid var(--line);border-left:1px solid var(--line);border-radius:var(--radius);background:#fff;flex-direction:column;height:100%;min-height:260px;padding:28px;display:flex}.guide-card>span{color:var(--water-700);font-weight:850;font-size:var(--type-caption)}.guide-card h3{font-size:var(--type-card-title);margin:12px 0}.guide-card p{color:var(--muted)}.guide-card a{margin-top:auto;font-weight:800}.split{grid-template-columns:1fr 1fr;align-items:center;gap:70px;display:grid}.check-list{margin:24px 0;padding:0;list-style:none}.check-list li{padding:8px 0 8px 30px;position:relative}.check-list li:before{content:"✓";color:var(--success);font-weight:900;position:absolute;left:0}.fact-panel{background:var(--navy-900);color:#fff;border-radius:var(--radius-lg);padding:42px;box-shadow:0 18px 45px #061c2d24}.fact-panel h3,.fact-panel h4{color:#fff;font-size:var(--type-card-title)}.fact-panel dl div{border-bottom:1px solid #ffffff24;grid-template-columns:1fr auto;padding:14px 0;display:grid}.fact-panel dt{color:#b9d0d9}.fact-panel dd{margin:0;font-weight:800}.cta-band{background:linear-gradient(120deg, var(--water-700), var(--navy-800));color:#fff;border-radius:var(--radius-lg);justify-content:space-between;align-items:center;gap:40px;padding:clamp(1.75rem,5vw,3rem);display:flex}.cta-band h2,.cta-band h3{color:#fff;margin-bottom:.3em}.cta-band p{color:#daf6fa;margin:0}.article .cta-band p{color:#fff}.cta-band--spaced{margin-top:48px}.page-hero{background:linear-gradient(135deg, var(--water-50), #fff 65%);border-bottom:1px solid var(--line);padding:clamp(3.25rem,7vw,4.5rem) 0 clamp(2.75rem,6vw,3.625rem)}.page-hero .container{max-width:900px}.page-hero h1{font-size:var(--type-page-title)}.page-hero p{color:var(--muted);font-size:var(--type-lead);max-width:760px}.breadcrumb{color:var(--muted);font-size:var(--type-small);flex-wrap:wrap;gap:8px;margin-bottom:25px;display:flex}.breadcrumb a{color:var(--muted)}.article-layout{grid-template-columns:minmax(0,760px) 260px;align-items:start;gap:70px;padding:68px 0 90px;display:grid}.article{font-size:var(--type-body)}.article h2{margin-top:2em;padding-top:.2em;font-size:clamp(1.55rem,3vw,2rem)}.article h3{font-size:var(--type-card-title);margin-top:1.7em}.article p,.article li{color:#344750}.article table{border-collapse:collapse;width:100%;font-size:var(--type-small);margin:25px 0}.article th,.article td{text-align:left;vertical-align:top;border:1px solid var(--line);padding:12px}.article th{background:var(--water-50);color:var(--navy-900)}.article-callout{border-left:4px solid var(--water-600);background:var(--water-50);margin:30px 0;padding:24px 26px}.article-callout strong{color:var(--navy-900);margin-bottom:5px;display:block}.toc{border-left:1px solid var(--line);padding-left:24px;position:sticky;top:100px}.toc strong{margin-bottom:12px;display:block}.toc a{color:var(--muted);font-size:var(--type-small);padding:6px 0;text-decoration:none;display:block}.toc a:hover{color:var(--water-700)}.article-links{border-top:1px solid var(--line);flex-wrap:wrap;gap:12px 24px;margin-top:28px;padding-top:24px;display:flex}.article-links a{align-items:center;min-height:44px;font-weight:750;display:inline-flex}.faq-list{gap:12px;display:grid}.faq-list details{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:0 22px}.faq-list summary{cursor:pointer;min-height:60px;color:var(--navy-900);padding:20px 0;font-weight:750}.faq-list details p{margin:0;padding-bottom:20px}.legal{max-width:820px;padding:70px 0 90px}.legal h1{font-size:var(--type-page-title)}.legal h2{border-top:1px solid var(--line);margin-top:2em;padding-top:.35em;font-size:clamp(1.55rem,3vw,2rem)}.legal h3{font-size:var(--type-card-title);margin-top:1.75em}.page-not-found{text-align:center;max-width:760px}.page-not-found__actions{justify-content:center}.planner-page{background:#f4f8f9;padding:42px 0 85px}.planner-page__intro{max-width:780px;margin-bottom:28px}.planner-page__intro h1{font-size:var(--type-page-title)}.planner-page__intro p{color:var(--muted);font-size:var(--type-lead)}.planner-shell{border:1px solid var(--line);box-shadow:var(--shadow);background:#fff}.planner-topbar{background:var(--navy-950);color:#cfe2e9;justify-content:space-between;align-items:center;min-height:54px;padding:9px 24px;display:flex}.planner-topbar div{align-items:center;gap:10px;font-size:.83rem;display:flex}.planner-topbar strong{color:#fff}.planner-topbar .text-button{color:#8ee2ee}.resume-banner{background:var(--success-bg);color:#075846;align-items:center;gap:10px;padding:12px 24px;font-size:.9rem;display:flex}.resume-banner button{color:inherit;cursor:pointer;background:0 0;border:0;margin-left:auto;font-size:1.4rem}.step-nav{border-bottom:1px solid var(--line);padding:18px 24px 12px;position:relative;overflow-x:auto}.step-nav ol{justify-content:space-between;min-width:720px;margin:0;padding:0;list-style:none;display:flex}.step-nav li{flex:1;position:relative}.step-nav li:not(:last-child):after{content:"";background:var(--line);height:1px;position:absolute;top:16px;left:calc(50% + 20px);right:calc(20px - 50%)}.step-nav button{color:#829099;cursor:pointer;background:0 0;border:0;flex-direction:column;align-items:center;gap:5px;width:100%;display:flex}.step-nav button>span{color:#66757d;z-index:1;background:#e8eef0;border-radius:50%;place-items:center;width:32px;height:32px;font-weight:800;display:grid;position:relative}.step-nav small{font-size:.73rem}.step-nav .is-active button{color:var(--navy-900);font-weight:800}.step-nav .is-active button>span{background:var(--water-700);color:#fff;box-shadow:0 0 0 5px var(--water-100)}.step-nav .is-done button>span{background:var(--success);color:#fff}.step-nav .is-done button{color:var(--success)}.step-progress{display:none}.planner-layout{grid-template-columns:minmax(0,1fr) 285px;min-height:640px;display:grid}.planner-main{min-width:0;padding:42px 46px 30px}.planner-summary{background:var(--water-50);border-left:1px solid var(--line);padding:42px 28px}.planner-summary h2{font-size:1.4rem}.planner-summary dl{margin:28px 0}.planner-summary dl div{border-bottom:1px solid #cfe3e8;padding:11px 0}.planner-summary dt{color:var(--muted);font-size:.78rem}.planner-summary dd{color:var(--navy-900);margin:1px 0 0;font-weight:750}.summary-note{color:var(--success);gap:8px;font-size:.82rem;line-height:1.4;display:flex}.planner-step__head{gap:18px;margin-bottom:34px;padding-right:38px;display:flex;position:relative}.planner-step__help{position:absolute;top:0;right:0}.planner-step__head>span{background:var(--water-100);width:54px;height:54px;color:var(--water-700);flex:0 0 54px;place-items:center;display:grid}.planner-step__head h1{margin-bottom:.35em;font-size:clamp(1.8rem,3vw,2.55rem)}.planner-step__head p:not(.eyebrow){max-width:720px;color:var(--muted);margin:0}.planner-step__content{gap:25px;display:grid}.choice-grid{grid-auto-rows:1fr;gap:13px;display:grid}.choice-grid--2{grid-template-columns:repeat(2,1fr)}.choice-grid--3{grid-template-columns:repeat(3,1fr)}.choice-card-wrap{min-width:0;display:flex;position:relative}.choice-card{text-align:left;border:1px solid var(--line);border-radius:var(--radius);width:100%;height:100%;min-height:116px;color:var(--ink);cursor:pointer;background:#fff;grid-template-columns:44px 1fr 24px;align-items:center;gap:12px;padding:18px 46px 18px 18px;transition:border-color .18s,box-shadow .18s,transform .18s;display:grid}.choice-card:hover:not(:disabled){border-color:#7eb9ca;transform:translateY(-1px);box-shadow:0 8px 24px #061c2d12}.choice-card:disabled{cursor:not-allowed;color:#53636a;box-shadow:none;background:#f0f2f3;border-color:#c9d1d4;transform:none}.choice-card-wrap--disabled .choice-card__icon{color:#66777e;background:#e1e6e8}.choice-card-wrap--disabled .choice-card strong,.choice-card-wrap--disabled .choice-card small{color:#53636a}.choice-card-wrap--disabled .choice-card__mark{border-color:#9eabad}.choice-card-wrap--active .choice-card{border:2px solid var(--water-700);background:var(--water-50);padding:17px 45px 17px 17px;box-shadow:0 0 0 3px #15afd01a}.choice-card__help{z-index:4;position:absolute;top:10px;right:10px}.choice-card__help .help-tip__panel,.planner-step__help .help-tip__panel{left:auto;right:0}.choice-card__icon{width:42px;height:42px;color:var(--water-700);background:var(--water-100);place-items:center;display:grid}.choice-card strong,.choice-card small{display:block}.choice-card strong{color:var(--navy-900);margin-bottom:4px}.choice-card small{color:var(--muted);line-height:1.35}.choice-card__mark{color:#fff;border:1px solid #aec2c9;border-radius:50%;place-items:center;width:22px;height:22px;display:grid}.choice-card-wrap--active .choice-card__mark{background:var(--water-700);border-color:var(--water-700)}.question-block{border:1px solid var(--line);background:#fff;padding:25px}.question-block__head,.roof-card__head{justify-content:space-between;align-items:center;gap:8px;display:flex}.question-block h3{margin-bottom:17px}.segmented{border:1px solid #b8c9cf;border-radius:7px;margin-bottom:20px;display:inline-flex;overflow:hidden}.segmented button{min-height:44px;color:var(--navy-900);cursor:pointer;background:#fff;border:0;border-right:1px solid #b8c9cf;padding:8px 16px}.segmented button:last-child{border-right:0}.segmented button.is-active{color:#fff;background:var(--navy-800)}.form-grid{gap:18px;display:grid}.form-grid--2{grid-template-columns:repeat(2,1fr)}.form-grid--3{grid-template-columns:repeat(3,1fr)}.field{color:var(--navy-900);flex-direction:column;gap:7px;font-weight:700;display:flex}.field__label{justify-content:space-between;align-items:center;gap:7px;display:flex}.field__label .help-tip__panel{left:auto;right:0}.field input,.field select{width:100%;min-height:48px;color:var(--ink);background:#fff;border:1px solid #aebfc6;border-radius:6px;padding:10px 12px}.field small{color:var(--muted);font-weight:450;line-height:1.4}.field--compact{max-width:360px}.input-unit{grid-template-columns:1fr auto;display:grid}.input-unit input{border-radius:6px 0 0 6px}.input-unit>span{background:var(--concrete-100);color:#495961;border:1px solid #aebfc6;border-left:0;border-radius:0 6px 6px 0;place-items:center;min-width:72px;padding:0 10px;font-weight:650;display:grid}.info-box{border-left:4px solid var(--water-600);background:var(--water-50);gap:14px;padding:18px 20px;display:flex}.info-box svg{color:var(--water-700);flex:none;margin-top:2px}.info-box strong{color:var(--navy-900)}.info-box p{color:#425b66;margin:3px 0 0;font-size:.92rem}.help-tip{display:inline-flex;position:relative}.help-tip__button{width:26px;height:26px;color:var(--water-700);cursor:pointer;background:#fff;border:1px solid #9bb7c0;border-radius:50%;place-items:center;font-weight:850;display:grid}.help-tip__panel{z-index:10;background:var(--navy-950);color:#fff;width:min(310px,78vw);box-shadow:var(--shadow);border:1px solid #aac1ca;padding:14px;font-size:.84rem;font-weight:450;line-height:1.5;display:none;position:absolute;top:34px;left:0}.help-tip__panel strong{color:#fff;margin-bottom:4px;display:block}.help-tip.is-open .help-tip__panel,.help-tip:focus-within .help-tip__panel,.help-tip:hover .help-tip__panel{display:block}.rainfall-card{background:var(--concrete-100);border:1px solid var(--line);align-items:center;gap:18px;padding:23px;display:flex}.rainfall-card--matched{background:var(--success-bg);border-color:#a8dacc}.rainfall-card svg{color:var(--water-700)}.rainfall-card span,.rainfall-card strong,.rainfall-card small{display:block}.rainfall-card strong{color:var(--navy-900);font-size:1.35rem}.rainfall-card small{color:var(--muted)}.advanced{border-top:1px solid var(--line);padding-top:15px}.advanced summary{cursor:pointer;color:var(--water-700);font-weight:750}.advanced .field{max-width:390px;margin-top:18px}.roof-list{gap:14px;display:grid}.roof-card{border:1px solid var(--line);background:#fbfcfc;padding:22px}.binary-grid{grid-template-columns:1fr 1fr;gap:18px;display:grid}.binary-grid>div{border:1px solid var(--line);padding:18px}.binary-grid>div>span{color:var(--navy-900);margin-bottom:12px;font-weight:750;display:block}.binary-grid .segmented{width:100%;margin:0}.binary-grid .segmented button{flex:1;padding-inline:8px}.check-grid{grid-template-columns:1fr 1fr;gap:12px;display:grid}.check-row{color:#354951;align-items:flex-start;gap:10px;font-weight:500;display:flex}.check-row input{width:19px;height:19px;accent-color:var(--water-700);flex:none;margin-top:3px}.check-field{background:#fff;border:1px solid #c9d7dc;border-radius:7px;justify-content:space-between;align-items:flex-start;gap:12px;padding:12px;display:flex}.check-field .check-row{flex:1}.check-field>.help-tip .help-tip__panel{left:auto;right:0}.planner-actions{border-top:1px solid var(--line);justify-content:space-between;gap:15px;margin-top:38px;padding-top:25px;display:flex}.planner-actions--result{justify-content:flex-start}.status-banner{grid-template-columns:auto 1fr;align-items:center;gap:13px;margin-bottom:30px;padding:17px 20px;display:grid}.status-banner strong,.status-banner span{display:block}.status-banner span{font-size:.88rem}.status-banner small{font-weight:750}.status-banner--plausible{background:var(--success-bg);color:#075846}.status-banner--provisional{color:#155162;background:#e8f5f7}.status-banner--individual{color:#3e515a;background:#eef1f3}.result-hero{grid-template-columns:1fr auto;gap:25px;margin-bottom:30px;display:grid}.result-hero h2{font-size:2.35rem}.price-card{background:var(--navy-900);color:#fff;text-align:right;align-self:start;min-width:260px;padding:20px 22px}.price-card span,.price-card small{color:#c9dde5;display:block}.price-card span{text-transform:uppercase;letter-spacing:.06em;font-size:.8rem;font-weight:750}.price-card strong{color:#fff;margin:4px 0;font-size:2rem;line-height:1.2;display:block}.price-card small{font-size:.78rem}.result-actions{flex-wrap:wrap;gap:12px;margin:22px 0 30px;display:flex}.result-actions--bottom{justify-content:center;margin-top:45px}.result-section{border-top:1px solid var(--line);padding:34px 0}.result-section>.section-heading{justify-content:space-between;align-items:end;gap:28px;max-width:none;margin-bottom:23px;display:flex}.result-section>.section-heading h3{margin:0;font-size:clamp(1.45rem,2.4vw,2rem)}.result-section>.section-heading>p{text-align:right;max-width:430px;margin:0;font-size:.9rem}.volume-layout{grid-template-columns:285px 1fr;align-items:center;gap:30px;display:grid}.volume-summary{grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:18px;display:grid}.volume-summary>div{background:#fff;border:1px solid #cfe3e8;padding:18px}.volume-summary span,.volume-summary strong,.volume-summary small{display:block}.volume-summary span{color:var(--muted);font-size:.78rem}.volume-summary strong{color:var(--navy-900);margin:4px 0;font-size:1.35rem}.volume-summary small{color:#4c626b;line-height:1.4}.volume-layout--metrics{display:block}.metric-grid{grid-template-columns:repeat(2,1fr);gap:11px;margin:0;display:grid}.metric-grid>div{background:var(--water-50);border:1px solid #d4e9ee;padding:15px}.metric-grid dt{color:var(--muted);font-size:.78rem}.metric-grid dd{color:var(--navy-900);margin:2px 0 0;font-size:1.08rem;font-weight:800}.source-note{color:var(--muted);margin:16px 0 0;font-size:.79rem}.product-generic-name{color:var(--muted);margin:5px 0 0;font-size:.9rem}.material-badge,.suitability{background:var(--concrete-100);color:var(--navy-900);align-self:start;padding:6px 10px;font-size:.78rem;font-weight:750}.suitability--possible{background:var(--success-bg);color:#075846}.suitability--review{background:var(--warning-bg);color:#704b00}.suitability--not-standard{color:#7b2329;background:#fae7e7}.spec-table{background:var(--line);border:1px solid var(--line);grid-template-columns:repeat(3,1fr);gap:1px;margin:0 0 25px;display:grid}.spec-table>div{background:#fff;min-width:0;padding:15px}.spec-table dt{color:var(--muted);font-size:.75rem}.spec-table dd{color:var(--navy-900);margin:2px 0 0;font-weight:700;line-height:1.4}.alternatives{border:1px solid var(--line);background:#fbfcfc}.alternatives>summary,.component-options summary,.result-details>summary,.installation-grid summary{cursor:pointer;color:var(--navy-900);padding:16px 18px;font-weight:800}.alternatives>p{color:var(--muted);margin:0;padding:0 18px 14px;font-size:.88rem}.alternative-grid{grid-template-columns:repeat(3,1fr);gap:10px;padding:0 18px 18px;display:grid}.alternative-card{text-align:left;border:1px solid var(--line);min-height:150px;color:var(--ink);cursor:pointer;background:#fff;flex-direction:column;align-items:flex-start;padding:14px;display:flex}.alternative-card span{color:var(--muted);font-size:.74rem}.alternative-card b{color:var(--navy-900);margin-top:6px;font-size:.92rem;line-height:1.35}.alternative-card strong{color:var(--navy-900);font-size:1.15rem}.alternative-card small{color:var(--water-700);font-weight:750}.alternative-card em{color:var(--muted);margin-top:auto;padding-top:8px;font-size:.72rem;font-style:normal;line-height:1.35}.alternative-card.is-selected{border:2px solid var(--water-700);background:var(--water-50)}.alternative-card:disabled{opacity:.58;cursor:not-allowed;background:#f0f2f3}.component-list{border-top:1px solid var(--line);display:grid}.component-row{border-bottom:1px solid var(--line);grid-template-columns:28px 1fr auto;align-items:start;gap:12px;padding:16px 8px;display:grid}.component-row__check{background:var(--success-bg);width:24px;height:24px;color:var(--success);place-items:center;display:grid}.component-row strong{color:var(--navy-900)}.product-attribution{color:var(--water-700);margin-top:3px;font-weight:700;line-height:1.4;display:block}.component-row p{color:var(--muted);margin:3px 0 0;font-size:.83rem}.component-row>span:last-child{color:var(--navy-900);white-space:nowrap;font-weight:800}.component-options{grid-template-columns:repeat(2,1fr);gap:12px;margin-top:20px;display:grid}.component-options details{border:1px solid var(--line)}.option-list{gap:8px;padding:0 14px 14px;display:grid}.option-list button{text-align:left;border:1px solid var(--line);cursor:pointer;background:#fff;grid-template-columns:1fr auto;gap:3px 12px;padding:12px;display:grid}.option-list button[aria-pressed=true]{border:2px solid var(--water-700);background:var(--water-50)}.option-list button:disabled{opacity:.5;cursor:not-allowed}.option-list strong{color:var(--navy-900)}.option-list em{color:var(--muted);grid-column:1/-1;font-size:.78rem;font-style:normal;line-height:1.35}.option-list span{color:var(--water-700);font-weight:750}.option-list small{color:var(--muted);grid-column:1/-1;line-height:1.35}.technical-sources{background:var(--water-50);border:1px solid #d4e9ee;margin-top:22px;padding:18px}.technical-sources h4{color:var(--navy-900);margin:0 0 5px}.technical-sources p{color:var(--muted);margin:0 0 12px;font-size:.84rem;line-height:1.5}.technical-sources ul{gap:8px;margin:0;padding-left:19px;display:grid}.technical-sources a{overflow-wrap:anywhere;color:var(--water-700);font-weight:700}.technical-sources small{color:var(--muted)}.decision-card{border-top:3px solid var(--water-600);background:#f8fbfc;padding:18px}.decision-card h4{color:var(--navy-900);margin:0 0 12px;font-size:1.05rem}.decision-card dl{margin:0}.decision-card dl div{border-top:1px solid var(--line);padding:8px 0}.decision-card dt{color:var(--muted);text-transform:uppercase;letter-spacing:.04em;font-size:.72rem}.decision-card dd{color:#344750;margin:1px 0 0;font-size:.86rem}.result-details{border:1px solid var(--line)}.result-details>summary{margin-left:18px;list-style-position:outside}.result-details>summary .eyebrow,.result-details>summary strong{display:block}.calculation-list{grid-template-columns:repeat(2,1fr);gap:12px;padding:0 18px 18px;display:grid}.calculation-list article{border:1px solid var(--line);background:#f8fbfc;padding:16px}.calculation-list h4{color:var(--navy-900);margin:0 0 9px}.calculation-list p{color:#43565f;margin:4px 0;font-size:.83rem}.calculation-list>article>strong{color:var(--water-700);margin-top:8px;display:block}.calculation-list small{color:var(--muted);margin-top:5px;line-height:1.4;display:block}.installation-grid{grid-template-columns:repeat(2,1fr);gap:10px;display:grid}.installation-grid details{border:1px solid var(--line);background:#fff}.installation-grid ul{color:#40545d;margin:0;padding:0 32px 18px 36px;font-size:.87rem}.installation-grid li{margin-bottom:7px}.delivery-scope-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;display:grid}.delivery-scope-grid article{border:1px solid var(--line);background:#fff;padding:20px}.delivery-scope-grid h4{color:var(--navy-900);margin:0 0 10px}.delivery-scope-grid ul{color:#40545d;margin:0;padding-left:20px}.delivery-scope-grid li+li{margin-top:7px}.delivery-scope-grid__excluded{background:var(--concrete-100)!important}.delivery-scope-grid__excluded p{color:#40545d;margin:0}.maintenance-details{margin-top:14px}.maintenance-details ul{color:#40545d;margin:0;padding:0 34px 18px 38px}.subheading{color:var(--navy-900);margin:28px 0 12px}.open-list{gap:10px;display:grid}.open-item{background:var(--concrete-100);gap:12px;padding:15px;display:flex}.open-item>svg{flex:none;margin-top:2px}.open-item strong{color:var(--navy-900)}.open-item p{color:#465962;margin:3px 0 0;font-size:.87rem}.open-item--warning{color:#155162;background:#e8f5f7}.open-item--blocker{color:#3e515a;background:#eef1f3}.success-box{background:var(--success-bg);color:#075846;align-items:center;gap:10px;padding:15px;display:flex}.result-grid{grid-template-columns:1fr 1fr;gap:20px;margin-bottom:30px;display:grid}.result-card{border:1px solid var(--line);background:#fff;min-width:0;padding:24px}.result-card--wide{grid-column:1/-1}.result-card h3{margin-bottom:18px}.metric-grid{grid-template-columns:repeat(2,1fr);gap:12px;display:grid}.metric{background:var(--water-50);padding:15px}.metric span,.metric strong,.metric small{display:block}.metric span{color:var(--muted);font-size:.78rem}.metric strong{color:var(--navy-900);font-size:1.25rem}.volume-bar{border:1px solid #a8bbc3;height:50px;margin:20px 0 12px;display:flex;overflow:hidden}.volume-bar>span{color:#fff;place-items:center;min-width:3px;font-size:.75rem;font-weight:750;display:grid}.volume-bar__usage{background:var(--water-600)}.volume-bar__retention{background:var(--navy-800)}.volume-bar__reserve{background:#ced8dc;color:#354951!important}.volume-legend{color:var(--muted);flex-wrap:wrap;gap:18px;font-size:.8rem;display:flex}.volume-legend span:before{content:"";background:var(--water-600);width:10px;height:10px;margin-right:5px;display:inline-block}.volume-legend span:nth-child(2):before{background:var(--navy-800)}.volume-legend span:nth-child(3):before{background:#ced8dc}.spec-list{grid-template-columns:repeat(2,1fr);margin:0;display:grid}.spec-list div{border-bottom:1px solid var(--line);padding:11px 0}.spec-list dt{color:var(--muted);font-size:.78rem}.spec-list dd{color:var(--navy-900);margin:0;font-weight:700}.selection-list{gap:10px;display:grid}.selection-row{border:1px solid var(--line);grid-template-columns:1fr auto;align-items:center;gap:15px;padding:14px;display:grid}.selection-row strong,.selection-row small{display:block}.selection-row small{color:var(--muted)}.selection-row select{border:1px solid #aebfc6;max-width:250px;min-height:42px;padding:6px 10px}.decision-grid{grid-template-columns:repeat(2,1fr);gap:14px;display:grid}.decision{border-left:3px solid var(--water-600);background:#f8fbfc;padding:17px 18px}.decision strong{margin-bottom:5px;display:block}.decision p{color:var(--muted);margin:4px 0;font-size:.88rem}.calculation-table{border-collapse:collapse;width:100%;font-size:.86rem}.calculation-table th,.calculation-table td{border-bottom:1px solid var(--line);text-align:left;vertical-align:top;padding:11px 8px}.calculation-table th{color:var(--navy-900);background:var(--water-50)}.installation-columns{grid-template-columns:repeat(2,1fr);gap:22px;display:grid}.installation-columns ul{color:#40545d;margin:0;padding-left:18px}.responsibility-list{gap:8px;display:grid}.responsibility-list div{border-bottom:1px solid var(--line);justify-content:space-between;gap:12px;padding-bottom:8px;display:flex}.responsibility-list span:last-child{color:var(--navy-900);font-weight:750}.open-points{gap:10px;display:grid}.open-point{background:var(--concrete-100);gap:12px;padding:15px;display:flex}.open-point--warning{background:var(--warning-bg)}.open-point--blocker{background:#fae7e7}.open-point strong,.open-point span{display:block}.open-point span{color:#465962;font-size:.87rem}.offer-panel{max-width:820px;margin:0 auto}.offer-panel__head{justify-content:space-between;gap:20px;display:flex}.offer-panel__intro{color:var(--muted)}.optional{color:var(--muted);font-size:.78rem;font-weight:450}.form-small{color:var(--muted);font-size:.8rem}.email-request__steps{gap:10px;margin:26px 0;display:grid}.email-request__steps article{border:1px solid var(--line);background:#fff;border-radius:9px;grid-template-columns:34px 1fr;align-items:start;gap:13px;padding:15px 17px;display:grid}.email-request__steps article>span{color:#fff;background:var(--navy-900);width:32px;height:32px;font-size:var(--type-caption);border-radius:50%;place-items:center;font-weight:800;display:grid}.email-request__steps strong{color:var(--navy-900)}.email-request__steps p{color:var(--muted);font-size:var(--type-small);margin:3px 0 0}.email-request__actions{flex-wrap:wrap;gap:12px;display:flex}.email-request__message{color:#075846;background:var(--success-bg);border-radius:7px;align-items:flex-start;gap:9px;margin-top:18px;padding:13px 15px;display:flex}.email-request .form-small{margin-top:18px}.site-footer{background:var(--navy-950);color:#bad0d9;padding:65px 0 25px}.site-footer__grid{grid-template-columns:1.35fr 1fr 1fr;gap:50px;display:grid}.site-footer__grid>div{flex-direction:column;align-items:flex-start;gap:8px;display:flex}.site-footer__grid strong{color:#fff}.site-footer a{color:#bad0d9;text-decoration:none}.site-footer a:hover{color:#fff}.brand--footer{margin-bottom:8px;color:#fff!important}.brand--footer small{color:#65d8e9}.site-footer__bottom{font-size:var(--type-caption);border-top:1px solid #ffffff1f;justify-content:space-between;gap:25px;margin-top:48px;padding-top:22px;display:flex}.site-footer__bottom nav{gap:20px;display:flex}@media (width<=960px){.site-header__inner{gap:24px}.site-nav{gap:20px}.button--header{margin-left:auto}.hero__grid,.split{grid-template-columns:1fr}.scope-panel{max-width:680px}.feature-grid{grid-template-columns:1fr 1fr}.guide-grid{grid-template-columns:repeat(2,1fr)}.planner-layout{grid-template-columns:1fr}.planner-summary{display:none}.step-nav ol{min-width:620px}.step-nav small{font-size:var(--type-caption)}.article-layout{grid-template-columns:1fr}.toc{display:none}.site-footer__grid{grid-template-columns:1fr 1fr}}@media (width<=800px){.feature-grid{grid-template-columns:1fr}}@media (width<=680px){.container{width:min(calc(100% - 28px), var(--container))}.test-phase-notice__inner{gap:4px 8px;padding-block:7px}.test-phase-notice__inner>span{text-align:left;flex-basis:calc(100% - 105px)}.test-phase-notice a{flex-basis:100%}.site-header__inner{flex-wrap:wrap;gap:8px 12px;height:auto;min-height:64px;padding-top:9px}.brand__mark{width:24px}.brand strong{font-size:1rem}.button--header{min-height:40px;font-size:var(--type-caption);margin-left:auto;padding:8px 10px}.site-nav{border-top:1px solid var(--line);order:3;justify-content:center;gap:0;width:100%}.site-nav a{min-height:42px;font-size:var(--type-small);padding:8px 22px}.hero{padding:65px 0 55px}.hero__grid{gap:35px}.hero__lead{font-size:var(--type-body)}.hero__actions{gap:12px;margin:28px 0 24px;display:grid}.hero__primary-action,.hero__actions .button{width:100%}.hero__cta{min-height:68px;padding:15px 18px;font-size:1.0625rem}.hero__cta-benefit{padding-inline:2px}.hero__secondary-link{justify-self:start}.scope-panel{padding:28px 24px;box-shadow:0 16px 36px #0000002e}.section{padding:60px 0}.feature-grid,.guide-grid,.choice-grid--2,.choice-grid--3,.form-grid--2,.form-grid--3,.binary-grid,.check-grid,.result-grid,.decision-grid,.installation-columns{grid-template-columns:1fr}.cta-band{padding:30px 24px;display:block}.cta-band .button{width:100%;margin-top:18px}.planner-page{padding-top:26px}.planner-shell{border-left:0;border-right:0;margin-inline:-14px}.planner-topbar,.resume-banner{padding-inline:16px}.planner-topbar div,.planner-topbar div span,.planner-topbar div strong{display:block}.step-nav{padding:13px 16px 10px}.step-nav ol{min-width:0}.step-nav li{display:none}.step-nav li.is-active{display:block}.step-nav li:after{display:none}.step-nav button{flex-direction:row;justify-content:center}.step-progress{background:linear-gradient(to right, var(--water-600) var(--progress), #dfe7ea var(--progress));height:3px;margin-top:10px;display:block}.planner-main{padding:30px 18px 25px}.planner-step__head{gap:12px}.planner-step__head>span{flex-basis:46px;width:46px;height:46px}.choice-card{min-height:102px}.question-block,.roof-card{padding:18px}.segmented{width:100%;display:flex}.segmented button{flex:1;padding-inline:8px}.planner-actions .button{flex:1;padding-inline:12px}.status-banner{grid-template-columns:auto 1fr}.status-banner small{grid-column:2}.result-hero{grid-template-columns:1fr}.price-card{text-align:left;width:100%;min-width:0}.result-section>.section-heading{flex-direction:column;align-items:flex-start;gap:8px}.result-section>.section-heading>p{text-align:left}.volume-layout,.volume-summary,.spec-table,.alternative-grid,.component-options,.calculation-list,.installation-grid,.delivery-scope-grid{grid-template-columns:1fr}.component-row{grid-template-columns:28px 1fr}.component-row>span:last-child{grid-column:2}.result-card{padding:18px}.result-actions .button{width:100%}.selection-row{grid-template-columns:1fr}.selection-row select{width:100%;max-width:none}.calculation-table{display:block;overflow-x:auto}.site-footer__grid{grid-template-columns:1fr;gap:30px}.site-footer__bottom{flex-direction:column}}@media print{.site-header,.site-footer,.planner-actions,.step-nav,.planner-topbar{display:none!important}.planner-page{background:#fff;padding:0}.planner-shell{box-shadow:none;border:0}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.brand strong,.metric-grid dd,.decision-card h4{font-size:var(--type-lead)}.brand small,.planner-topbar,.step-nav small,.planner-summary dt,.summary-note,.price-card span,.price-card small,.volume-summary span,.metric-grid dt,.material-badge,.spec-table dt,.alternative-card span,.alternative-card small,.component-row>span:last-child,.decision-card dt,.metric span,.volume-bar,.volume-legend,.spec-list dt,.optional,.form-small{font-size:var(--type-caption)}.resume-banner,.choice-card small,.help-popover,.status-banner span,.result-section>.section-heading>p,.product-generic-name,.spec-note,.alternative-card b,.component-row p,.selection-intro,.decision-card dd,.calculation-list p,.installation-grid,.open-item p,.decision p,.calculation-table,.open-point span{font-size:var(--type-small)}.planner-summary h2,.rainfall-card strong,.volume-summary strong,.alternative-card strong,.metric strong{font-size:var(--type-card-title)}.planner-step__head h2,.result-hero h2,.result-section>.section-heading h3,.price-card strong{font-size:var(--type-section-title)}