:root{--navy:#102a43;--blue:#1687c9;--blue-dark:#0d6da8;--light-blue:#eaf6fc;--off:#f8fafb;--white:#fff;--text:#17212b;--muted:#65717c;--line:#dce7ee;--shadow:0 18px 45px rgba(16,42,67,.12);--radius:22px;--container:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:var(--text);background:var(--white);line-height:1.65}img,svg{display:block;max-width:100%}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}.container{width:min(calc(100% - 40px),var(--container));margin-inline:auto}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;top:8px;left:8px;z-index:1000;background:var(--navy);color:#fff;padding:10px 14px;border-radius:8px;transform:translateY(-150%)}.skip-link:focus{transform:none}.topbar{background:var(--navy);color:#fff;font-size:.85rem}.topbar__inner{display:flex;gap:28px;align-items:center;min-height:40px}.nav-wrap{display:flex;align-items:center;justify-content:space-between;min-height:86px}.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);box-shadow:0 1px 0 rgba(16,42,67,.08)}.brand{display:flex;align-items:center;gap:10px}.brand-mark{width:46px;color:var(--navy)}.brand strong,.brand small{display:block;line-height:1}.brand strong{font:800 1.15rem Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;letter-spacing:.13em}.brand small{font-size:.65rem;letter-spacing:.18em;color:var(--blue);margin-top:6px}.site-nav{display:flex;align-items:center;gap:26px;font-size:.93rem;font-weight:600}.site-nav>a:not(.btn){position:relative}.site-nav>a:not(.btn)::after{content:"";position:absolute;left:0;right:100%;bottom:-7px;height:2px;background:var(--blue);transition:.25s}.site-nav>a:not(.btn):hover::after{right:0}.menu-toggle{display:none;background:none;border:0}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 23px;border:1px solid var(--blue);border-radius:12px;background:var(--blue);color:#fff;font-weight:700;box-shadow:0 10px 26px rgba(22,135,201,.22);transition:.2s;cursor:pointer}.btn:hover{transform:translateY(-2px);background:var(--blue-dark)}.btn--small{min-height:42px;padding:0 17px;font-size:.85rem}.btn--ghost{background:transparent;color:var(--navy);border-color:#92bdd8;box-shadow:none}.btn--ghost:hover{background:var(--light-blue)}.button-row{display:flex;gap:14px;flex-wrap:wrap}.eyebrow{display:inline-block;color:var(--blue);text-transform:uppercase;letter-spacing:.14em;font-weight:800;font-size:.75rem;margin-bottom:13px}h1,h2,h3{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;line-height:1.1;margin:0 0 18px}h1{font-size:clamp(2.8rem,6vw,5.4rem)}h2{font-size:clamp(2rem,4vw,3.3rem)}h3{font-size:1.25rem}p{margin:0 0 18px}.lead{font-size:1.16rem;color:var(--muted);max-width:660px}.section-pad{padding:100px 0}.section-soft{background:var(--off)}.section-dark{background:var(--navy);color:#fff}.section-dark .eyebrow{color:#83c9ee}.section-head{max-width:760px;margin:0 auto 45px;text-align:center}.section-head p{color:var(--muted)}.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#fff 0%,#f5fbfe 52%,#e9f6fc 100%);padding:82px 0 70px}.hero__grid{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:60px}.hero h1 span{color:var(--blue)}.hero__content{position:relative;z-index:2}.check-list{list-style:none;padding:0;margin:28px 0}.check-list li{position:relative;padding-left:32px;margin:10px 0}.check-list li::before{content:"✓";position:absolute;left:0;top:1px;width:21px;height:21px;border-radius:50%;display:grid;place-items:center;background:var(--blue);color:#fff;font-size:.75rem;font-weight:800}.hero__visual{position:relative;min-height:520px}.window-scene{position:absolute;inset:0;border-radius:46% 20px 20px 46%;overflow:hidden;background:linear-gradient(#bce6fb 0 44%,#cce7bd 44% 100%);box-shadow:var(--shadow)}.sun{position:absolute;width:120px;height:120px;border-radius:50%;background:#fff7bb;right:70px;top:45px;box-shadow:0 0 70px #fff4a0}.house-shape{position:absolute;width:330px;height:210px;background:#edf1f3;left:40px;bottom:80px;clip-path:polygon(0 40%,50% 0,100% 40%,100% 100%,0 100%);opacity:.85}.window-frame{position:absolute;inset:70px 50px 40px 180px;border:13px solid #fff;background:linear-gradient(145deg,rgba(255,255,255,.65),rgba(255,255,255,.15));display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;box-shadow:inset 0 0 0 2px rgba(16,42,67,.08)}.window-frame span{border:2px solid rgba(16,42,67,.16)}.cleaner{position:absolute;right:120px;bottom:80px;width:170px;height:300px}.cleaner__head{position:absolute;width:58px;height:58px;border-radius:50%;background:#d0a178;left:60px;top:0}.cleaner__body{position:absolute;width:115px;height:190px;border-radius:55px 55px 20px 20px;background:var(--navy);left:28px;top:48px}.cleaner__arm{position:absolute;width:130px;height:22px;background:#d0a178;left:-20px;top:95px;transform:rotate(-35deg);transform-origin:right;border-radius:20px}.squeegee{position:absolute;width:120px;height:9px;background:#222;left:-76px;top:37px;transform:rotate(70deg)}.shine{position:absolute;color:#fff;font-size:42px;text-shadow:0 0 18px #fff}.shine--one{top:55px;left:130px}.shine--two{right:70px;bottom:55px}.hero-card{position:absolute;left:-20px;bottom:30px;background:#fff;padding:18px 22px;border-radius:16px;box-shadow:var(--shadow)}.hero-card strong,.hero-card span{display:block}.hero-card span{color:var(--muted);font-size:.9rem}.trust-strip{background:var(--navy);color:#fff}.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);padding:24px 0;gap:20px}.trust-grid div{border-right:1px solid rgba(255,255,255,.15)}.trust-grid div:last-child{border-right:0}.trust-grid strong,.trust-grid span{display:block}.trust-grid span{font-size:.84rem;color:#c7d9e7}.cards{display:grid;gap:22px}.cards--4{grid-template-columns:repeat(4,1fr)}.service-card,.price-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:0 10px 30px rgba(16,42,67,.06)}.service-card{transition:.22s}.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}.service-card p,.price-card p{color:var(--muted)}.service-card a,.text-link{color:var(--blue);font-weight:700}.icon{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:var(--light-blue);color:var(--blue);font-size:1.6rem;margin-bottom:22px}.split{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.split--reverse> :first-child{order:2}.split--reverse> :last-child{order:1}.feature-list{display:grid;gap:18px;margin:30px 0}.feature-list div{padding-left:18px;border-left:3px solid var(--blue)}.feature-list strong,.feature-list span{display:block}.feature-list span{color:var(--muted)}.glass-panel{background:linear-gradient(145deg,#fff,#e9f6fc);border:1px solid #c8e5f4;border-radius:30px;padding:42px;box-shadow:var(--shadow)}.intervals{display:flex;gap:10px;margin:24px 0}.intervals span{padding:12px 15px;border-radius:10px;background:#fff;border:1px solid var(--line);font-weight:700}.pricing-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.price-card h3{font-size:1.9rem;color:var(--navy)}.price-card.featured{border-color:var(--blue);transform:translateY(-8px)}.center{text-align:center;margin-top:34px}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}.steps article span{display:block;color:#82c8ed;font:800 2.4rem Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;margin-bottom:16px}.steps article p{color:#c7d9e7}.portrait-placeholder{min-height:420px;border-radius:30px;background:linear-gradient(145deg,var(--navy),#174f74);display:grid;place-items:center;text-align:center;color:#fff;padding:40px;box-shadow:var(--shadow)}.portrait-badge{width:150px;height:150px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.12);font:800 4rem Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;border:2px solid rgba(255,255,255,.25);margin:auto auto 20px}.portrait-placeholder strong,.portrait-placeholder span{display:block}.portrait-placeholder span{color:#bed2df}.contact-preview,.contact-layout{display:grid;grid-template-columns:1fr 1.15fr;gap:60px;align-items:start}.contact-cards{display:grid;gap:12px;margin-top:26px}.contact-cards a{padding:18px;background:#fff;border:1px solid var(--line);border-radius:14px}.contact-cards strong,.contact-cards span{display:block}.contact-cards span{color:var(--muted)}.mini-form,.contact-form{background:#fff;border-radius:24px;padding:30px;box-shadow:var(--shadow);display:grid;gap:16px}.mini-form input,.mini-form textarea,.contact-form input,.contact-form textarea,.contact-form select,.calculator select{width:100%;padding:14px 15px;border:1px solid #cfdde6;border-radius:11px;background:#fff}.mini-form textarea{min-height:110px}.mini-form small,.form-note{color:var(--muted)}.hp{position:absolute!important;left:-10000px!important}.page-hero{padding:95px 0;background:linear-gradient(135deg,var(--navy),#155178);color:#fff}.page-hero--small{padding:65px 0}.page-hero p{max-width:720px;color:#d3e2eb;font-size:1.1rem}.page-hero .eyebrow{color:#8fd4f7}.interval-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:70px}.interval-grid article{padding:38px;border:1px solid var(--line);border-radius:24px;text-align:center}.interval-grid article span,.interval-grid article strong{display:block}.interval-grid article strong{font:800 2.4rem Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:var(--blue)}.interval-grid .featured{background:var(--navy);color:#fff;transform:translateY(-10px)}.content-narrow{max-width:760px;margin:40px auto 0}.calculator-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:start}.calculator{display:grid;gap:20px}.calc-step{padding:26px;border:1px solid var(--line);border-radius:20px;background:#fff}.calc-step>label:first-child,.calc-step>span{display:block;font:700 1.05rem Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;margin-bottom:15px}.calc-step label{display:block;margin:10px 0}.counter{display:grid;grid-template-columns:52px 1fr 52px;gap:8px}.counter button{border:0;border-radius:10px;background:var(--light-blue);color:var(--blue);font-size:1.6rem;cursor:pointer}.counter input{text-align:center;font-weight:800;font-size:1.2rem}.result-card{position:sticky;top:150px;background:var(--navy);color:#fff;padding:38px;border-radius:26px;box-shadow:var(--shadow)}.result-card span,.result-card strong,.result-card small{display:block}.result-card strong{font:800 3.2rem Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:#8fd4f7;margin:12px 0 0}.result-card p{color:#c7d9e7;margin:24px 0}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.contact-form label{display:grid;gap:7px;font-weight:600}.contact-form fieldset{border:1px solid var(--line);border-radius:14px;padding:16px}.contact-form .inline{display:inline-flex;grid-template-columns:auto 1fr;align-items:center;margin-right:20px}.contact-form .inline input{width:auto}.contact-sidebar{display:grid;gap:24px}.contact-big{display:block;color:var(--blue);font:800 2rem Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;margin:15px 0}.contact-details{display:grid;gap:6px;padding:26px;border:1px solid var(--line);border-radius:20px}.contact-details strong{margin-top:12px}.legal{max-width:850px}.legal h2{font-size:1.35rem;margin-top:34px}.final-cta{background:linear-gradient(135deg,#eaf6fc,#fff)}.final-cta__inner{display:flex;justify-content:space-between;align-items:center;gap:30px}.final-cta__inner>div:first-child{max-width:700px}.site-footer{background:#0c2235;color:#d5e2ea;padding:70px 0 28px}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:45px}.footer-grid h3{color:#fff;font-size:1rem}.footer-grid a,.footer-grid span{display:block;margin:9px 0;color:#bfd0da}.brand--footer{color:#fff;margin-bottom:20px}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:45px;padding-top:22px;display:flex;justify-content:space-between;color:#8da6b5;font-size:.85rem}.mobile-actions{display:none}.reveal{opacity:0;transform:translateY(20px);transition:.6s ease}.reveal.is-visible{opacity:1;transform:none}
@media(max-width:980px){body.menu-open{overflow:hidden}.menu-toggle{cursor:pointer;min-width:44px;min-height:44px;place-content:center}}

/* This standalone demo is served in its own document, keeping its styles isolated. */
.din-noerd-back{position:fixed;right:1rem;bottom:1rem;z-index:1000;display:inline-flex;align-items:center;padding:.7rem 1rem;border:1px solid rgba(255,255,255,.25);border-radius:999px;background:rgba(16,42,67,.92);box-shadow:0 8px 24px rgba(16,42,67,.2);color:#fff;font-size:.75rem;font-weight:700;text-decoration:none;backdrop-filter:blur(8px)}
.din-noerd-back:hover{background:#102a43;color:#fff;transform:translateY(-1px)}
@media(max-width:680px){.din-noerd-back{right:.65rem;bottom:4.4rem;padding:.6rem .8rem;font-size:.68rem}}

/* Component-specific type tokens preserve the friendly design while improving rhythm. */
:root{--type-display:1.06;--type-heading:1.16;--type-title:1.27;--type-body:1.65;--type-label:1.36;--type-control:1.3}h1{line-height:var(--type-display);text-wrap:balance;max-width:16ch}h2{line-height:var(--type-heading);text-wrap:balance}h3{line-height:var(--type-title)}p,.lead,.service-card p,.price-card p,.steps article p,.page-hero p,.result-card p{line-height:var(--type-body)}.eyebrow,.topbar,.brand strong,.brand small,.site-nav,.trust-grid span,.form-note,.mini-form small,.footer-bottom{line-height:var(--type-label)}.btn{height:auto;min-height:50px;padding:13px 23px;line-height:var(--type-control);text-align:center;white-space:normal}.btn--small{min-height:42px;padding:10px 17px}.section-head p,.final-cta__inner>div:first-child p{max-width:65ch;margin-inline:auto}.service-card,.price-card,.interval-grid article,.contact-details,.calc-step{height:auto}.contact-form label,.mini-form label{line-height:var(--type-label)}.mini-form input,.mini-form textarea,.contact-form input,.contact-form textarea,.contact-form select,.calculator select{line-height:var(--type-body)}.contact-big{line-height:var(--type-title);overflow-wrap:anywhere}