:root{
  --bg:#f6f4f0;--surface:#fff;--ink:#171716;--muted:#6c6964;--line:#dedbd5;
  --brand:#a64f35;--brand-dark:#743524;--orange:#e67f38;--concrete:#d9d8d3;
  --radius:26px;--radius-sm:16px;--shadow:0 18px 50px rgba(28,24,20,.10);
  --container:min(1240px,calc(100vw - 40px));--header:82px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden;scroll-padding-top:calc(var(--header) + 18px)}
body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,Manrope,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;line-height:1.55;overflow-x:hidden}
body.menu-open{overflow:hidden}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}
button{cursor:pointer}.container{width:var(--container);margin-inline:auto}.section{padding:92px 0}.section-sm{padding:58px 0}
.eyebrow{display:inline-flex;align-items:center;gap:9px;text-transform:uppercase;letter-spacing:.14em;font-size:.75rem;font-weight:800;color:var(--brand)}
.eyebrow:before{content:"";width:28px;height:2px;background:currentColor}.title{font-size:clamp(2.2rem,5vw,5.2rem);line-height:.98;letter-spacing:-.055em;margin:16px 0 24px;max-width:980px}
.title-md{font-size:clamp(2rem,4vw,4rem);line-height:1.03;letter-spacing:-.045em;margin:12px 0 20px}.title-sm{font-size:clamp(1.6rem,3vw,2.65rem);line-height:1.08;letter-spacing:-.035em;margin:0 0 14px}
.lead{font-size:clamp(1.05rem,1.6vw,1.3rem);color:var(--muted);max-width:780px;margin:0}.small{font-size:.9rem;color:var(--muted)}
.btn{min-height:50px;border-radius:999px;padding:13px 22px;display:inline-flex;align-items:center;justify-content:center;gap:10px;border:1px solid transparent;font-weight:800;transition:.2s transform,.2s background,.2s color,.2s border-color;white-space:nowrap}
.btn:hover{transform:translateY(-2px)}.btn:active{transform:translateY(0)}.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-dark)}.btn-secondary{background:var(--ink);color:#fff}.btn-secondary:hover{background:#33312f}.btn-ghost{border-color:var(--line);background:rgba(255,255,255,.72)}.btn-ghost:hover{border-color:var(--ink)}.btn-white{background:#fff;color:var(--ink)}.btn-sm{min-height:42px;padding:9px 16px;font-size:.9rem}
.actions{display:flex;flex-wrap:wrap;gap:12px}.header{position:fixed;inset:0 0 auto;z-index:1000;background:rgba(246,244,240,.89);backdrop-filter:blur(18px);border-bottom:1px solid rgba(222,219,213,.85)}
.header-inner{height:var(--header);display:flex;align-items:center;gap:28px}.logo{width:232px;height:56px;display:flex;align-items:center;flex:0 0 auto}.logo img{width:100%;height:100%;object-fit:contain;object-position:left center}.nav{display:flex;align-items:center;gap:20px;margin-left:auto}.nav a{font-size:.87rem;font-weight:700;color:#44413e}.nav a:hover,.nav a[aria-current="page"]{color:var(--brand)}.header-phone{font-weight:900;white-space:nowrap}.header-actions{display:flex;gap:8px}.burger{display:none;width:48px;height:48px;border-radius:50%;border:1px solid var(--line);background:#fff;position:relative}.burger span,.burger:before,.burger:after{content:"";position:absolute;width:19px;height:2px;background:var(--ink);left:14px;transition:.2s}.burger:before{top:16px}.burger span{top:23px}.burger:after{top:30px}.burger.active span{opacity:0}.burger.active:before{transform:translateY(7px) rotate(45deg)}.burger.active:after{transform:translateY(-7px) rotate(-45deg)}
.main{padding-top:var(--header)}.hero{min-height:calc(100vh - var(--header));display:flex;align-items:center;padding:62px 0}.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:42px;align-items:center}.hero-copy .title{font-size:clamp(3rem,6.7vw,7.2rem);max-width:760px}.hero-note{margin:22px 0 28px;font-weight:800}.hero-visual{position:relative;min-height:630px;border-radius:36px;overflow:hidden;background:#ddd}.hero-visual img{width:100%;height:100%;position:absolute;object-fit:cover}.hero-visual:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(0,0,0,.65))}.hero-badge{position:absolute;z-index:2;left:24px;right:24px;bottom:24px;color:white;padding:22px;border:1px solid rgba(255,255,255,.35);border-radius:20px;background:rgba(18,17,16,.36);backdrop-filter:blur(10px);display:flex;justify-content:space-between;gap:20px;align-items:end}.hero-badge strong{font-size:2.2rem;line-height:1}.benefits{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:30px}.benefit{padding:14px 15px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.62);font-size:.91rem;font-weight:700}.benefit:before{content:"✓";color:var(--brand);font-weight:900;margin-right:8px}
.page-hero{padding:94px 0 58px}.page-hero .title{max-width:1000px}.crumbs{display:flex;gap:8px;align-items:center;color:var(--muted);font-size:.9rem}.crumbs a:hover{color:var(--brand)}
.hero-grid>*,.grid-2>*,.grid-3>*,.grid-4>*,.contacts-grid>*,.calculator>*,.faq>*{min-width:0}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px;position:relative;overflow:hidden}.card-dark{background:var(--ink);color:#fff;border-color:var(--ink)}.card-brand{background:var(--brand);color:#fff;border-color:var(--brand)}.card .num{font-size:.78rem;font-weight:900;letter-spacing:.14em;color:var(--brand)}.card-dark .num,.card-brand .num{color:#f6c7b7}.card p:last-child{margin-bottom:0}.direction-card{min-height:420px;display:flex;flex-direction:column;justify-content:flex-end;padding:34px;color:#fff;background-size:cover;background-position:center}.direction-card:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.05),rgba(0,0,0,.82))}.direction-card>*{position:relative}.direction-card h3{font-size:clamp(2rem,4vw,3.9rem);line-height:1;letter-spacing:-.05em;margin:0 0 15px}.direction-card p{max-width:590px;color:#e7e4df}.direction-card .btn{align-self:flex-start;margin-top:12px}
.section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:34px}.section-head>div:first-child{max-width:830px}.section-head .lead{font-size:1rem}.pill-row{display:flex;gap:8px;flex-wrap:wrap}.pill{border:1px solid var(--line);background:#fff;border-radius:999px;padding:10px 16px;font-weight:800;font-size:.88rem}.pill.active,.pill:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.products-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.product{background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden;display:flex;flex-direction:column;min-height:100%}.product-media{height:230px;background:linear-gradient(145deg,#e8e7e2,#c7c5bf);overflow:hidden}.product-media img{width:100%;height:100%;object-fit:cover;transition:.4s transform}.product:hover .product-media img{transform:scale(1.045)}.product-body{padding:22px;display:flex;flex-direction:column;flex:1}.product-type{text-transform:uppercase;font-size:.7rem;letter-spacing:.14em;color:var(--brand);font-weight:900}.product h3{font-size:1.45rem;line-height:1.1;margin:8px 0 12px}.product-spec{font-size:.88rem;color:var(--muted);min-height:44px}.product-price{font-size:1.45rem;font-weight:900;margin:20px 0 16px}.product-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:auto}.product-actions .btn{padding-inline:10px;font-size:.82rem}.calc-basket{position:fixed;z-index:500;right:18px;bottom:18px;background:var(--ink);color:#fff;border:none;border-radius:999px;padding:14px 20px;box-shadow:var(--shadow);font-weight:900;display:none}.calc-basket.show{display:flex;gap:10px}
.timeline{counter-reset:step;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.timeline-item{counter-increment:step;background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px;min-height:170px}.timeline-item:before{content:counter(step,decimal-leading-zero);display:block;font-size:.78rem;font-weight:900;letter-spacing:.12em;color:var(--brand);margin-bottom:35px}.timeline-item h3{margin:0;font-size:1.1rem}.timeline-item p{font-size:.9rem;color:var(--muted)}
.price-table-wrap,.compare-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:24px;background:#fff}.table{width:100%;border-collapse:collapse;min-width:780px}.table th,.table td{padding:18px 20px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}.table th{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);background:#f1efeb}.table tr:last-child td{border-bottom:0}.table .price{font-weight:900;white-space:nowrap}.table .highlight{background:#f9eee9;font-weight:800}.notice{padding:18px 20px;border-left:4px solid var(--orange);background:#fff7ee;border-radius:0 16px 16px 0;margin-top:18px}.notice strong{display:block;margin-bottom:4px}
.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;padding:0;margin:22px 0;list-style:none}.feature-list li{padding:14px 15px;background:rgba(255,255,255,.72);border:1px solid var(--line);border-radius:14px}.feature-list li:before{content:"—";color:var(--brand);font-weight:900;margin-right:8px}.card-dark .feature-list li,.card-brand .feature-list li{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.18)}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.stat{padding:26px;border-top:2px solid var(--ink)}.stat strong{font-size:clamp(2rem,4vw,4rem);line-height:1;display:block;letter-spacing:-.05em}.stat span{color:var(--muted);font-size:.9rem}
.gallery{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:220px;gap:12px}.gallery-item{border:none;padding:0;border-radius:20px;overflow:hidden;position:relative;background:#ddd}.gallery-item:nth-child(1),.gallery-item:nth-child(6){grid-column:span 2;grid-row:span 2}.gallery-item img{width:100%;height:100%;object-fit:cover;transition:.4s transform}.gallery-item:hover img{transform:scale(1.04)}.gallery-item:after{content:attr(data-title);position:absolute;inset:auto 12px 12px;padding:10px 12px;border-radius:12px;color:white;background:rgba(0,0,0,.55);backdrop-filter:blur(8px);font-weight:800;font-size:.82rem;text-align:left}.lightbox{position:fixed;z-index:2000;inset:0;background:rgba(0,0,0,.92);display:none;align-items:center;justify-content:center;padding:40px}.lightbox.open{display:flex}.lightbox img{max-height:88vh;max-width:92vw;border-radius:14px}.lightbox button{position:absolute;border:0;background:rgba(255,255,255,.13);color:#fff;width:50px;height:50px;border-radius:50%;font-size:1.5rem}.lightbox-close{right:20px;top:20px}.lightbox-prev{left:20px}.lightbox-next{right:20px}.lightbox-caption{position:absolute;bottom:18px;color:#fff;font-weight:700}
.faq{display:grid;grid-template-columns:.65fr 1.35fr;gap:40px}.accordion{border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-q{width:100%;border:0;background:none;padding:22px 0;display:flex;justify-content:space-between;gap:20px;text-align:left;font-weight:900;font-size:1.03rem}.faq-q:after{content:"+";font-size:1.5rem;color:var(--brand)}.faq-item.open .faq-q:after{content:"−"}.faq-a{max-height:0;overflow:hidden;transition:max-height .3s}.faq-a p{padding:0 34px 22px 0;margin:0;color:var(--muted)}
.form-card{background:#fff;border:1px solid var(--line);border-radius:28px;padding:30px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field{display:flex;flex-direction:column;gap:7px}.field.full{grid-column:1/-1}.field label{font-size:.83rem;font-weight:800}.field input,.field select,.field textarea{width:100%;min-height:50px;border:1px solid var(--line);border-radius:13px;background:#faf9f7;padding:12px 14px;color:var(--ink);outline:none}.field textarea{min-height:120px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(166,79,53,.12)}.field input.error,.field select.error{border-color:#b52222}.consent{font-size:.76rem;color:var(--muted)}
.contacts-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:20px}.contact-list{display:grid;gap:12px}.contact-item{padding:18px 0;border-bottom:1px solid var(--line)}.contact-item small{display:block;color:var(--muted);margin-bottom:4px}.contact-item strong{font-size:1.15rem}.map{border:0;width:100%;height:100%;min-height:440px;border-radius:24px;background:#ddd}
.calculator{display:grid;grid-template-columns:1.05fr .95fr;gap:22px;align-items:start}.calc-form,.calc-result{background:#fff;border:1px solid var(--line);border-radius:28px;padding:28px}.calc-result{position:sticky;top:calc(var(--header) + 18px)}.calc-steps{display:flex;gap:8px;margin-bottom:22px}.calc-step-dot{height:6px;flex:1;background:#e2dfda;border-radius:99px}.calc-step-dot.active{background:var(--brand)}.calc-panel{display:none}.calc-panel.active{display:block}.calc-controls{display:flex;justify-content:space-between;gap:10px;margin-top:20px}.check-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.check-card{position:relative}.check-card input{position:absolute;opacity:0}.check-card label{display:flex;align-items:center;min-height:70px;padding:14px;border:1px solid var(--line);border-radius:14px;font-weight:800;background:#faf9f7}.check-card input:checked+label{border-color:var(--brand);background:#f9ece7;color:var(--brand)}.result-list{display:grid;gap:10px;margin:20px 0}.result-row{display:flex;justify-content:space-between;gap:20px;padding-bottom:10px;border-bottom:1px dashed var(--line)}.result-row strong{text-align:right}.result-total{display:flex;justify-content:space-between;align-items:end;gap:16px;padding-top:18px;border-top:2px solid var(--ink)}.result-total strong{font-size:clamp(1.7rem,4vw,2.8rem);letter-spacing:-.04em}.result-group-title{margin-top:20px;font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);font-weight:900}
.compare-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.compare-card{padding:24px;border-radius:22px;background:#fff;border:1px solid var(--line)}.compare-card.best{background:var(--ink);color:#fff}.score{font-size:.72rem;text-transform:uppercase;letter-spacing:.12em;color:var(--brand);font-weight:900}.meter{height:8px;background:#e6e3de;border-radius:99px;overflow:hidden;margin-top:9px}.meter span{display:block;height:100%;background:var(--brand);border-radius:99px}
.grade-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.grade{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px;display:flex;flex-direction:column;min-height:100%}.grade strong{font-size:2rem;letter-spacing:-.04em}.grade .tag{font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;color:var(--brand);font-weight:900}.grade ul{padding-left:18px;color:var(--muted);font-size:.88rem}
.cta-band{background:var(--brand);color:#fff;border-radius:34px;padding:44px;display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center}.cta-band h2{font-size:clamp(2rem,4.3vw,4.6rem);line-height:1;letter-spacing:-.05em;margin:0 0 12px}.cta-band p{margin:0;color:#f5d8cf;max-width:740px}
.footer{background:#171716;color:#fff;padding:64px 0 96px;margin-top:80px}.footer-grid{display:grid;grid-template-columns:1.2fr repeat(3,.7fr);gap:35px}.footer-logo{width:250px;height:auto;margin-bottom:20px}.footer p,.footer a{color:#b9b6b1}.footer a:hover{color:#fff}.footer h3{font-size:.82rem;text-transform:uppercase;letter-spacing:.12em;color:#fff;margin:0 0 16px}.footer-links{display:grid;gap:9px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #383633;margin-top:40px;padding-top:20px;font-size:.8rem;color:#96928c}
.mobile-bar{display:none;position:fixed;z-index:900;inset:auto 8px 8px;background:rgba(23,23,22,.96);border-radius:18px;padding:7px;grid-template-columns:repeat(3,1fr);gap:6px;box-shadow:var(--shadow)}.mobile-bar a{min-height:50px;color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;border-radius:12px;font-size:.72rem;font-weight:900}.mobile-bar a:last-child{background:var(--brand)}
.toast{position:fixed;z-index:3000;right:18px;top:100px;max-width:380px;padding:16px 20px;border-radius:14px;background:#171716;color:#fff;box-shadow:var(--shadow);transform:translateX(120%);transition:.3s}.toast.show{transform:translateX(0)}
.reveal{opacity:0;transform:translateY(18px);transition:.55s ease}.reveal.visible{opacity:1;transform:none}
@media(max-width:1180px){.nav{display:none}.burger{display:block;margin-left:auto}.header-phone{margin-left:auto}.header-actions .btn-primary{display:none}.nav.mobile-open{display:flex;position:fixed;top:var(--header);left:0;right:0;height:calc(100vh - var(--header));background:var(--bg);padding:28px 20px 110px;flex-direction:column;align-items:flex-start;gap:0;overflow:auto}.nav.mobile-open a{font-size:1.45rem;padding:11px 0;width:100%;border-bottom:1px solid var(--line)}.hero-grid{grid-template-columns:1fr}.hero-visual{min-height:540px}.products-grid{grid-template-columns:repeat(2,1fr)}.timeline{grid-template-columns:repeat(2,1fr)}.grade-grid{grid-template-columns:repeat(3,1fr)}.footer-grid{grid-template-columns:1.3fr repeat(2,1fr)}.footer-grid>div:last-child{grid-column:2/4}}
@media(max-width:820px){:root{--container:min(100vw - 28px,1240px);--header:70px}.section{padding:66px 0}.header-inner{height:var(--header);gap:12px}.logo{width:150px}.header-phone{display:none}.hero{min-height:auto;padding:48px 0}.hero-copy .title{font-size:clamp(2.8rem,13vw,5.5rem)}.hero-visual{min-height:420px}.hero-badge strong{font-size:1.7rem}.grid-2,.grid-3,.grid-4,.contacts-grid,.calculator,.faq{grid-template-columns:1fr}.section-head{display:block}.section-head .actions{margin-top:18px}.products-grid{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}.gallery{grid-template-columns:repeat(2,1fr);grid-auto-rows:180px}.gallery-item:nth-child(1),.gallery-item:nth-child(6){grid-column:span 2;grid-row:span 1}.compare-cards{grid-template-columns:1fr}.grade-grid{grid-template-columns:repeat(2,1fr)}.cta-band{grid-template-columns:1fr;padding:30px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}.footer-grid>div:last-child{grid-column:auto}.calc-result{position:static}.mobile-bar{display:grid}.footer{padding-bottom:110px}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.feature-list{grid-template-columns:1fr}.direction-card{min-height:360px}.page-hero{padding:68px 0 36px}.table th,.table td{padding:14px}.lightbox{padding:20px}.lightbox-prev{left:8px}.lightbox-next{right:8px}}
@media(max-width:480px){.actions .btn{white-space:normal;text-align:center}:root{--container:calc(100vw - 20px)}.logo{width:135px}.header-actions{display:none}.title{font-size:2.55rem}.hero-copy .title{font-size:2.85rem}.hero-visual{min-height:350px;border-radius:24px}.hero-badge{left:12px;right:12px;bottom:12px;padding:15px;display:block}.hero-badge span{display:block;margin-top:7px}.benefits{grid-template-columns:1fr}.actions .btn{width:100%}.card{padding:22px}.timeline{grid-template-columns:1fr}.stats{grid-template-columns:1fr 1fr}.stat{padding:18px 8px}.gallery{grid-template-columns:1fr;grid-auto-rows:210px}.gallery-item:nth-child(1),.gallery-item:nth-child(6){grid-column:auto}.grade-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.footer-bottom{display:block}.check-grid{grid-template-columns:1fr}.product-actions{grid-template-columns:1fr}.form-card,.calc-form,.calc-result{padding:20px}.cta-band{border-radius:24px;padding:24px}.mobile-bar a{font-size:.68rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}*{animation-duration:.01ms!important;transition-duration:.01ms!important}}

/* User-supplied brand and photography update */
.page-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center}
.page-hero-image{min-height:430px;border-radius:32px;overflow:hidden;background:#ddd;box-shadow:var(--shadow)}
.page-hero-image img{width:100%;height:100%;min-height:430px;object-fit:cover}
.liquid-grade-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;align-items:stretch}
.liquid-grade-card{min-width:0;min-height:330px;padding:24px;border:1px solid var(--line);border-radius:22px;background:#fff;display:flex;flex-direction:column}
.liquid-grade-card .grade-code{font-size:clamp(2.2rem,4vw,3.5rem);font-weight:950;line-height:1;letter-spacing:-.06em;color:var(--brand)}
.liquid-grade-card h3{min-height:48px;margin:18px 0 10px;font-size:1rem;line-height:1.25}
.liquid-grade-card p{margin:0;color:var(--muted);font-size:.9rem}
.liquid-grade-card .grade-price{margin-top:auto;padding-top:22px;font-size:1.35rem;white-space:nowrap}
.application-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;align-items:stretch}
.application-card{background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden;display:flex;flex-direction:column;min-height:100%}
.application-card img{width:100%;height:210px;object-fit:cover}
.application-card>div{padding:22px;flex:1}.application-card h3{margin:0 0 8px;font-size:1.35rem}.application-card p{margin:0;color:var(--muted)}
.technology-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.technology-card{margin:0;background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden}
.technology-card img{width:100%;height:300px;object-fit:cover}.technology-card figcaption{padding:16px 18px;font-weight:850}
.timeline-media .timeline-item{padding:0;overflow:hidden;display:flex;flex-direction:column;min-height:330px}
.timeline-media .timeline-item:before{position:absolute;z-index:2;top:14px;left:14px;margin:0;padding:7px 10px;border-radius:999px;background:rgba(255,255,255,.9);backdrop-filter:blur(8px)}
.timeline-media .timeline-item img{width:100%;height:170px;object-fit:cover}
.timeline-media .timeline-copy{padding:20px;display:flex;flex-direction:column;flex:1}
.timeline-media .timeline-copy h3{margin:0 0 8px}.timeline-media .timeline-copy p{margin:0}
.photo-split{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:30px;overflow:hidden}
.photo-split.reverse{grid-template-columns:.95fr 1.05fr}.photo-split-media{min-height:480px}.photo-split-media img{width:100%;height:100%;min-height:480px;object-fit:cover}.photo-split-copy{padding:44px;align-self:center}
.wide-figure{margin:0;background:#fff;border:1px solid var(--line);border-radius:26px;overflow:hidden}.wide-figure img{width:100%;max-height:620px;object-fit:contain;background:#fff}.wide-figure figcaption{padding:16px 20px;color:var(--muted);font-size:.88rem}
.contact-visual{width:var(--container);margin:0 auto 26px;position:relative;min-height:350px;border-radius:28px;overflow:hidden}.contact-visual img{width:100%;height:350px;object-fit:cover}.contact-visual span{position:absolute;left:20px;bottom:20px;padding:12px 16px;border-radius:14px;background:rgba(0,0,0,.62);color:#fff;font-weight:850;backdrop-filter:blur(8px)}

@media(max-width:1180px){.liquid-grade-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.application-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.page-hero-grid{grid-template-columns:1fr}.page-hero-image,.page-hero-image img{min-height:380px}.logo{width:210px}}
@media(max-width:820px){.logo{width:170px;height:46px}.liquid-grade-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.technology-grid{grid-template-columns:1fr}.technology-card img{height:260px}.photo-split,.photo-split.reverse{grid-template-columns:1fr}.photo-split-media,.photo-split-media img{min-height:360px}.photo-split-copy{padding:30px}.page-hero-image,.page-hero-image img{min-height:330px}}
@media(max-width:480px){.logo{width:150px;height:42px}.liquid-grade-grid,.application-grid{grid-template-columns:1fr}.liquid-grade-card{min-height:280px}.application-card img{height:220px}.page-hero-image,.page-hero-image img{min-height:270px}.timeline-media .timeline-item{min-height:0}.photo-split-media,.photo-split-media img{min-height:280px}.photo-split-copy{padding:24px}.contact-visual,.contact-visual img{height:260px;min-height:260px}}
/* The full eleven-item navigation needs more room than the content container. */
@media(max-width:1650px){
  .nav{display:none}
  .burger{display:block;margin-left:auto}
  .header-phone{margin-left:auto}
  .header-actions .btn-primary{display:none}
  .nav.mobile-open{display:flex;position:fixed;top:var(--header);left:0;right:0;height:calc(100vh - var(--header));background:var(--bg);padding:28px 20px 110px;flex-direction:column;align-items:flex-start;gap:0;overflow:auto}
  .nav.mobile-open a{font-size:1.45rem;padding:11px 0;width:100%;border-bottom:1px solid var(--line)}
}


/* Two focused one-page landings */
.anchor-nav{display:flex;align-items:center;gap:18px;margin-left:auto}.anchor-nav a{font-size:.86rem;font-weight:750;color:#44413e}.anchor-nav a:hover{color:var(--brand)}
.landing-switch{font-size:.8rem;font-weight:850;color:var(--brand);white-space:nowrap;padding:9px 13px;border-radius:999px;border:1px solid rgba(166,79,53,.28);background:#fff}
.landing-switch:hover{background:#f5e6e1}
.hero-kicker{display:inline-flex;padding:8px 12px;border-radius:999px;background:#efe7e2;color:var(--brand-dark);font-size:.77rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase}
.hero-price{display:flex;align-items:end;gap:10px;margin:24px 0 0}.hero-price strong{font-size:clamp(2rem,5vw,4.8rem);letter-spacing:-.06em;line-height:.9}.hero-price span{font-weight:800;color:var(--muted);padding-bottom:5px}
.section-tint{background:#ece9e3}.section-dark{background:var(--ink);color:#fff}.section-dark .lead,.section-dark .small{color:#c9c5bf}.section-dark .eyebrow{color:#f0b9a5}
.quick-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:22px;overflow:hidden}.quick-strip>div{background:#fff;padding:24px}.quick-strip strong{font-size:1.35rem;display:block;margin-bottom:5px}.quick-strip span{font-size:.88rem;color:var(--muted)}
.catalog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.catalog-card{background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden;display:flex;flex-direction:column;min-height:100%}.catalog-card[hidden]{display:none}.catalog-card img{width:100%;height:245px;object-fit:cover;background:#e5e2dc}.catalog-card-body{padding:22px;display:flex;flex-direction:column;flex:1}.catalog-card h3{font-size:1.42rem;line-height:1.1;margin:7px 0 12px}.catalog-card .spec{font-size:.9rem;color:var(--muted);min-height:68px}.catalog-card .price{font-size:1.38rem;font-weight:950;margin:18px 0}.catalog-card .actions{margin-top:auto}.catalog-card .actions .btn{flex:1;font-size:.82rem;padding-inline:10px}
.mega-feature{display:grid;grid-template-columns:1.05fr .95fr;border-radius:32px;overflow:hidden;background:#fff;border:1px solid var(--line)}.mega-feature-media{min-height:600px}.mega-feature-media img{width:100%;height:100%;min-height:600px;object-fit:cover}.mega-feature-copy{padding:48px;align-self:center}.mega-feature-copy .feature-list{margin-bottom:30px}
.spec-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.spec-card{display:flex;flex-direction:column;min-height:330px}.spec-card .spec-code{font-size:3.4rem;font-weight:950;letter-spacing:-.07em;color:var(--brand);line-height:1}.spec-card .spec-price{font-size:1.35rem;font-weight:950;margin-top:auto;padding-top:22px}
.process-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.process-card{background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;min-height:100%;display:flex;flex-direction:column}.process-card img{width:100%;height:190px;object-fit:cover}.process-card>div{padding:20px}.process-card .step{font-size:.74rem;letter-spacing:.13em;text-transform:uppercase;color:var(--brand);font-weight:900}.process-card h3{font-size:1.12rem;margin:8px 0}.process-card p{font-size:.88rem;color:var(--muted);margin:0}
.calc-shell{display:grid;grid-template-columns:1.15fr .85fr;gap:20px;align-items:start}.calc-box,.result-box{background:#fff;border:1px solid var(--line);border-radius:28px;padding:30px}.result-box{position:sticky;top:calc(var(--header) + 18px)}.calc-form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.calc-checks{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:18px}.calc-check{display:flex;gap:9px;align-items:center;padding:14px;border:1px solid var(--line);border-radius:15px;background:#faf9f7}.calc-check input{width:20px;height:20px}.result-line{display:flex;justify-content:space-between;gap:20px;padding:12px 0;border-bottom:1px solid var(--line)}.result-line strong{text-align:right}.result-grand{margin-top:18px;padding-top:18px;border-top:2px solid var(--ink);display:flex;justify-content:space-between;align-items:end;gap:20px}.result-grand strong{font-size:2rem;letter-spacing:-.04em}
.grade-grid-uniform{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;align-items:stretch}.grade-card-uniform{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px;display:flex;flex-direction:column;height:100%;min-height:360px}.grade-card-uniform .grade-code{font-size:3.35rem;font-weight:950;color:var(--brand);line-height:1;letter-spacing:-.07em}.grade-card-uniform .grade-class{font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;font-weight:900;color:var(--muted);margin-top:12px;min-height:38px}.grade-card-uniform p{font-size:.9rem;color:var(--muted);margin:12px 0}.grade-card-uniform .grade-price{font-size:1.35rem;font-weight:950;margin-top:auto;padding-top:18px;white-space:nowrap}
.use-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.use-card{position:relative;min-height:390px;border-radius:25px;overflow:hidden;color:#fff;display:flex;align-items:flex-end}.use-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.use-card:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.03),rgba(0,0,0,.82))}.use-card>div{position:relative;z-index:1;padding:24px}.use-card h3{font-size:1.5rem;margin:0 0 7px}.use-card p{margin:0;color:#e7e3dd;font-size:.9rem}
.service-banner{display:grid;grid-template-columns:.9fr 1.1fr;gap:0;border-radius:32px;overflow:hidden;background:var(--brand);color:#fff}.service-banner img{width:100%;height:100%;min-height:520px;object-fit:cover}.service-banner-copy{padding:48px;align-self:center}.service-banner .price-callout{font-size:clamp(2.6rem,5vw,5rem);font-weight:950;letter-spacing:-.07em;line-height:.9;margin:20px 0}.service-banner p{color:#f5d9cf}.service-banner .feature-list li{background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.18)}
.media-pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.media-pair figure{margin:0;border-radius:24px;overflow:hidden;background:#fff;border:1px solid var(--line)}.media-pair img{width:100%;height:360px;object-fit:cover}.media-pair figcaption{padding:17px 20px;font-weight:850}
.lead-panel{display:grid;grid-template-columns:.85fr 1.15fr;gap:28px;align-items:start}.lead-panel-copy{padding:26px 0}.form-card h3{margin-top:0}.form-card .privacy{font-size:.78rem;color:var(--muted);margin-bottom:0}
.cross-banner{background:#fff;border:1px solid var(--line);border-radius:24px;padding:24px;display:flex;justify-content:space-between;align-items:center;gap:22px}.cross-banner strong{font-size:1.2rem}.cross-banner p{margin:4px 0 0;color:var(--muted)}
.product-basket{position:fixed;right:18px;bottom:18px;z-index:850;display:none;border:0;border-radius:999px;background:var(--ink);color:#fff;font-weight:900;padding:14px 19px;box-shadow:var(--shadow)}.product-basket.show{display:block}.product-basket:hover{background:#33312f}
.subtle{color:var(--muted)}
@media(max-width:1280px){.anchor-nav{display:none}.grade-grid-uniform{grid-template-columns:repeat(3,minmax(0,1fr))}.process-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.catalog-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.use-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:900px){.quick-strip{grid-template-columns:repeat(2,1fr)}.mega-feature,.service-banner,.lead-panel,.calc-shell{grid-template-columns:1fr}.mega-feature-media,.mega-feature-media img{min-height:420px}.service-banner img{min-height:400px}.result-box{position:static}.grade-grid-uniform{grid-template-columns:repeat(2,minmax(0,1fr))}.spec-grid{grid-template-columns:1fr}.media-pair{grid-template-columns:1fr}.cross-banner{align-items:flex-start;flex-direction:column}.landing-switch{display:none}}
@media(max-width:620px){.quick-strip,.catalog-grid,.process-grid,.grade-grid-uniform,.use-grid,.calc-form-grid,.calc-checks{grid-template-columns:1fr}.mega-feature-copy,.service-banner-copy{padding:26px}.mega-feature-media,.mega-feature-media img{min-height:320px}.service-banner img{min-height:330px}.grade-card-uniform{min-height:300px}.use-card{min-height:330px}.calc-box,.result-box{padding:22px}.result-grand{align-items:flex-start;flex-direction:column}.product-basket{bottom:82px}.header-actions{display:none}}

@media(max-width:1500px){.anchor-nav{display:none!important}}

/* Landing 1 refinements — blocks and megablocks */
body[data-landing="blocks"] .blocks-header-inner{gap:22px}
body[data-landing="blocks"] .header-phone{margin-left:0;flex:0 0 auto;font-size:.95rem}
body[data-landing="blocks"] .anchor-nav{margin-left:auto}
body[data-landing="blocks"] .hero-copy .title{font-size:clamp(2.25rem,4.7vw,5rem);max-width:720px}
body[data-landing="blocks"] .hero-badge-simple{display:block;text-align:center;padding:22px 18px}
body[data-landing="blocks"] .hero-badge-simple strong{font-size:clamp(1.05rem,2vw,1.75rem);line-height:1.2}
body[data-landing="blocks"] .storage-strip-section{padding-top:26px;padding-bottom:26px}
body[data-landing="blocks"] .quick-strip-single{grid-template-columns:1fr;max-width:620px;margin-inline:auto;text-align:center}
body[data-landing="blocks"] .quick-strip-single>div{padding:22px 28px}
body[data-landing="blocks"] .catalog-card img{object-fit:contain;background:#fff;padding:10px}
body[data-landing="blocks"] .catalog-card .spec{min-height:136px}
body[data-landing="blocks"] .spec-stacked{display:flex;flex-direction:column;gap:5px}
body[data-landing="blocks"] .spec-stacked strong{color:var(--ink);font-size:.82rem;letter-spacing:.1em}
body[data-landing="blocks"] .spec-stacked span{color:var(--ink);font-weight:800}
body[data-landing="blocks"] .spec-stacked p{margin:4px 0 0;color:var(--muted)}
body[data-landing="blocks"] .catalog-card .actions .btn{width:100%}
body[data-landing="blocks"] .mega-feature-media img{object-position:center}
body[data-landing="blocks"] .grade-detail-card{min-height:0}
body[data-landing="blocks"] .grade-detail-card h3{margin:18px 0 8px;line-height:1.2}
body[data-landing="blocks"] .grade-params{margin:22px 0 0;display:grid;gap:0}
body[data-landing="blocks"] .grade-params>div{display:flex;justify-content:space-between;gap:18px;padding:11px 0;border-bottom:1px solid var(--line)}
body[data-landing="blocks"] .grade-params>div:last-child{border-bottom:0}
body[data-landing="blocks"] .grade-params dt{color:var(--muted);font-size:.82rem}
body[data-landing="blocks"] .grade-params dd{margin:0;font-size:.84rem;font-weight:900;text-align:right}
body[data-landing="blocks"] .characteristics-note{color:var(--ink);max-width:920px}
body[data-landing="blocks"] .comparison-figure{margin:0;border:1px solid var(--line);border-radius:28px;background:#fff;overflow:hidden;padding:20px}
body[data-landing="blocks"] .comparison-figure img{width:100%;height:auto;max-height:650px;object-fit:contain}
body[data-landing="blocks"] .faq-answer-rich{padding-bottom:2px}
body[data-landing="blocks"] .faq-answer-rich p{margin:0 0 12px}
body[data-landing="blocks"] .faq-answer-rich ul{margin:0 0 14px;padding-left:22px;color:var(--muted)}
body[data-landing="blocks"] .faq-answer-rich li{margin:7px 0}
body[data-landing="blocks"] .cross-banner strong{max-width:760px;display:block}

@media(max-width:1650px){
  body[data-landing="blocks"] .anchor-nav{display:none!important}
  body[data-landing="blocks"] .header-phone{margin-left:auto}
}
@media(max-width:900px){
  body[data-landing="blocks"] .header-phone{display:block;margin-left:auto}
  body[data-landing="blocks"] .catalog-card .spec{min-height:112px}
}
@media(max-width:620px){
  body[data-landing="blocks"] .hero-copy .title{font-size:2.1rem;line-height:1.02}
  body[data-landing="blocks"] .hero-copy .lead{font-size:1rem}
  body[data-landing="blocks"] .header-inner{gap:8px}
  body[data-landing="blocks"] .logo{width:138px;height:42px}
  body[data-landing="blocks"] .header-phone{font-size:.78rem;letter-spacing:-.02em}
  body[data-landing="blocks"] .catalog-card .spec{min-height:0}
  body[data-landing="blocks"] .comparison-figure{padding:8px;border-radius:18px}
  body[data-landing="blocks"] .grade-params>div{align-items:flex-start}
}
@media(max-width:360px){
  body[data-landing="blocks"] .logo{width:122px}
  body[data-landing="blocks"] .header-phone{font-size:.72rem}
}
body[data-landing="blocks"] .blocks-header-inner .anchor-nav{display:none!important}
body[data-landing="blocks"] .blocks-header-inner .landing-switch{margin-left:auto}


/* Requested refinements: readable grade cards on the dark characteristics section. */
body[data-landing="blocks"] .grade-detail-card,
body[data-landing="blocks"] .grade-detail-card h3,
body[data-landing="blocks"] .grade-detail-card p,
body[data-landing="blocks"] .grade-detail-card dt,
body[data-landing="blocks"] .grade-detail-card dd {
  color: var(--ink);
}
body[data-landing="blocks"] .grade-detail-card .small { color: var(--ink); }