:root{--gas-navy:#123d5e;--gas-red:#cf202b;--gas-ink:#1c2d3b;--gas-muted:#637484;--gas-line:#d7e0e7;--gas-bg:#f2f5f7;--gas-white:#fff}*{box-sizing:border-box}body{margin:0;background:var(--gas-bg);color:var(--gas-ink);font-family:Manrope,Arial,sans-serif}.gas-wrap{width:min(1160px,calc(100% - 40px));margin:auto}.gas-breadcrumb{padding:20px 0 6px;color:#6b7d8d;font-size:12px}.gas-breadcrumb a{color:var(--gas-navy)}.gas-hero{padding:48px 0 58px;background:linear-gradient(120deg,#fff 0 57%,#e8f0f4 57%);border-bottom:1px solid var(--gas-line)}.gas-kicker{color:var(--gas-red);font-size:12px;font-weight:800;letter-spacing:.09em;text-transform:uppercase}.gas-hero h1{max-width:900px;margin:12px 0 18px;color:var(--gas-navy);font-size:clamp(34px,5vw,60px);line-height:1.05;letter-spacing:-.04em}.gas-hero p{max-width:760px;color:#506779;font-size:17px;line-height:1.7}.gas-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.gas-btn{min-height:48px;padding:13px 19px;border-radius:5px;background:var(--gas-red);color:white;font-weight:800;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--gas-red)}.gas-btn:hover{background:#ad1722}.gas-btn.alt{color:var(--gas-navy);background:#fff;border-color:#b9c9d4}.gas-section{padding:62px 0}.gas-section h2{margin:0 0 12px;color:var(--gas-navy);font-size:clamp(26px,3vw,38px);line-height:1.15}.gas-lead{max-width:760px;color:var(--gas-muted);font-size:15px;line-height:1.7;margin:0 0 28px}.gas-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.gas-card{display:flex;flex-direction:column;min-height:235px;padding:23px;background:#fff;border:1px solid #cbd8e1;border-top:4px solid var(--gas-navy);border-radius:8px;box-shadow:0 7px 20px #193d5510}.gas-card:hover{border-top-color:var(--gas-red);transform:translateY(-2px)}.gas-card h3{margin:4px 0 9px;font-size:20px;color:var(--gas-navy)}.gas-card p{margin:0;color:var(--gas-muted);font-size:13px;line-height:1.6}.gas-card .gas-link{margin-top:auto;padding-top:20px;color:var(--gas-red);font-size:13px;font-weight:800}.gas-label{font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--gas-red);font-weight:800}.gas-note{padding:20px 22px;border-left:4px solid var(--gas-red);background:#fff;color:#526575;line-height:1.7;font-size:13px}.gas-specs{border-collapse:collapse;width:100%;background:#fff;border:1px solid var(--gas-line);font-size:13px}.gas-specs th,.gas-specs td{padding:13px 15px;text-align:left;border-bottom:1px solid var(--gas-line);vertical-align:top}.gas-specs th{color:var(--gas-navy);background:#eaf0f4}.gas-products{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.gas-product{background:#fff;border:1px solid #cbd8e1;border-radius:8px;overflow:hidden}.gas-product-head{padding:18px 20px;background:#eaf0f4;border-bottom:1px solid var(--gas-line)}.gas-product-head small{color:var(--gas-red);font-weight:800;letter-spacing:.07em}.gas-product h3{margin:6px 0;color:var(--gas-navy);font-size:22px}.gas-product table{width:100%;border-collapse:collapse;font-size:12px}.gas-product td{padding:10px 13px;border-bottom:1px solid #e5eaee}.gas-product td:first-child{color:#647789;width:51%}.gas-product-foot{padding:15px 18px}.gas-product-foot p{font-size:11px;color:#627384;line-height:1.5}.gas-links{display:flex;gap:10px;flex-wrap:wrap}.gas-links a{padding:11px 15px;background:#fff;border:1px solid #cbd8e1;border-radius:5px;color:var(--gas-navy);font-weight:700;font-size:13px}.gas-faq details{padding:17px 0;border-bottom:1px solid var(--gas-line)}.gas-faq summary{cursor:pointer;color:var(--gas-navy);font-weight:800}.gas-faq details p{max-width:850px;color:var(--gas-muted);font-size:14px;line-height:1.7}.gas-footer{padding:28px 0;background:#123d5e;color:#eaf1f5;font-size:12px}.gas-footer a{color:white}.gas-footer-in{display:flex;justify-content:space-between;gap:18px}.gas-stage{padding:18px 20px;background:#fff4f2;border:1px solid #edc7c7;border-radius:6px;color:#633438;font-size:13px;line-height:1.6;margin:22px 0}
@media(max-width:850px){.gas-grid,.gas-products{grid-template-columns:repeat(2,minmax(0,1fr))}.gas-hero{background:linear-gradient(180deg,#fff 0 70%,#e8f0f4 70%)}.gas-wrap{width:min(100% - 28px,1160px)}}@media(max-width:600px){.gas-grid,.gas-products{grid-template-columns:1fr}.gas-section{padding:44px 0}.gas-hero{padding:34px 0 40px}.gas-hero p{font-size:15px}.gas-wrap{width:calc(100% - 24px)}.gas-footer-in{display:block}.gas-footer-in>*{display:block;margin:7px 0}.gas-specs{font-size:11px}.gas-specs th,.gas-specs td{padding:9px 8px}}
.gas-model-intro{display:flex;align-items:end;justify-content:space-between;gap:20px;margin:40px 0 20px}.gas-model-intro h2,.gas-package-strip h2{margin:8px 0;color:var(--gas-navy);font-size:clamp(24px,3vw,34px);line-height:1.15}.gas-model-intro p,.gas-package-strip p{max-width:710px;margin:0;color:var(--gas-muted);font-size:14px;line-height:1.7}.gas-home-products{grid-template-columns:repeat(3,minmax(0,1fr));align-items:stretch}.gas-home-products .gas-product{display:flex;flex-direction:column;box-shadow:0 8px 24px #193d5510}.gas-home-products .gas-product-head{min-height:120px}.gas-home-products .gas-product-head p{margin:4px 0 0;color:#526779;font-size:12px}.gas-home-products .gas-product-foot{display:flex;flex-direction:column;align-items:flex-start;gap:10px;margin-top:auto}.gas-home-products .gas-product-foot p{margin:0;color:var(--gas-muted);font-size:12px;line-height:1.55}.gas-home-products .gas-product-foot .gas-btn{width:100%;text-align:center}.gas-source-note{margin:16px 0 28px;padding:14px 16px;background:#fff;border:1px solid var(--gas-line);border-radius:6px;color:var(--gas-muted);font-size:12px;line-height:1.6}.gas-source-note a{color:var(--gas-navy);font-weight:800}.gas-package-strip{display:grid;grid-template-columns:1.2fr .8fr;gap:30px;align-items:center;margin:38px 0;padding:26px 28px;background:linear-gradient(110deg,#fff,#eaf1f5);border:1px solid #b9cad6;border-left:5px solid var(--gas-red);border-radius:8px}.gas-package-links{display:grid;gap:9px}.gas-package-links a{display:block;padding:12px 14px;background:#fff;border:1px solid var(--gas-line);border-radius:5px;color:var(--gas-navy);font-size:13px;font-weight:800}.gas-package-links a:hover{border-color:var(--gas-red);color:var(--gas-red)}@media(max-width:850px){.gas-home-products{grid-template-columns:repeat(2,minmax(0,1fr))}.gas-package-strip{grid-template-columns:1fr}.gas-model-intro{align-items:flex-start;flex-direction:column}}@media(max-width:600px){.gas-home-products{grid-template-columns:1fr}.gas-home-products .gas-product-head{min-height:0}.gas-package-strip{padding:20px 18px}}
.gas-actions .gas-survey-link{border-color:#16834a;background:#16834a;color:#fff;box-shadow:0 5px 14px #16834a2b}.gas-actions .gas-survey-link:hover{border-color:#11683b;background:#11683b;color:#fff}
.gas-product-image{margin:0;padding:14px 18px 10px;background:#fff;border-bottom:1px solid var(--gas-line)}.gas-product-image img{display:block;width:100%;height:190px;object-fit:contain;background:#f4f7f9;border-radius:6px}.gas-product-image figcaption{margin-top:7px;color:var(--gas-muted);font-size:10px;line-height:1.4}.gas-product-image figcaption a{color:var(--gas-navy);font-weight:700}@media(max-width:600px){.gas-product-image img{height:210px}}

.gas-actions .gas-catalog-cta{min-height:54px;padding:14px 22px;background:#16834a;border:2px solid #16834a;color:#fff;font-size:15px;font-weight:800;box-shadow:0 7px 18px #16834a35}.gas-actions .gas-catalog-cta:hover{background:#11683b;border-color:#11683b;transform:translateY(-2px)}.gas-actions .gas-catalog-cta:focus-visible{outline:3px solid #123d5e;outline-offset:3px}.gas-catalog-cta span{margin-left:8px;font-size:20px;line-height:1}

.gas-catalog-tools{display:grid;grid-template-columns:minmax(230px,2fr) repeat(3,minmax(120px,1fr)) auto;gap:12px;align-items:end;margin:8px 0 20px;padding:18px;background:#fff;border:1px solid #b8cad7;border-top:4px solid var(--gas-navy);border-radius:8px;box-shadow:0 8px 22px #193d5512}.gas-catalog-tools label{display:grid;gap:6px;color:#36566c;font-size:11px;font-weight:800}.gas-catalog-tools label span{min-height:14px}.gas-catalog-tools input,.gas-catalog-tools select{width:100%;height:44px;padding:0 12px;border:1px solid #b8cad7;border-radius:5px;background:#fff;color:var(--gas-ink);font:600 13px Manrope,Arial,sans-serif}.gas-catalog-tools input:focus,.gas-catalog-tools select:focus{outline:3px solid #16834a30;border-color:#16834a}.gas-catalog-tools .gas-catalog-search input{border:2px solid #16834a}.gas-catalog-tools button{height:44px;padding:0 15px;border:1px solid #16834a;border-radius:5px;background:#16834a;color:#fff;font:800 12px Manrope,Arial,sans-serif;cursor:pointer}.gas-catalog-tools button:hover{background:#11683b}.gas-catalog-count{grid-column:1/-1;margin:0;color:var(--gas-navy);font-size:12px;font-weight:800}.gas-catalog-empty{margin:14px 0 22px;padding:18px;background:#fff;border:1px solid var(--gas-line);border-left:4px solid var(--gas-red);border-radius:6px;color:var(--gas-muted);font-size:14px;line-height:1.6}.gas-product[hidden]{display:none!important}
@media(max-width:850px){.gas-catalog-tools{grid-template-columns:repeat(2,minmax(0,1fr))}.gas-catalog-tools .gas-catalog-search{grid-column:1/-1}.gas-catalog-count{grid-column:1/-1}}
@media(max-width:600px){.gas-catalog-tools{grid-template-columns:1fr;padding:15px}.gas-catalog-tools .gas-catalog-search{grid-column:auto}.gas-catalog-tools button{width:100%}}
/* 2026-10-21: homepage gas models layout */
.gas-home-layout{display:block;min-width:0}.gas-home-products{grid-template-columns:repeat(3,minmax(0,1fr));align-items:stretch;grid-auto-rows:1fr}.gas-home-products .gas-product{height:100%;min-width:0}.gas-home-products .gas-product table{flex:1}.gas-home-products .gas-product-image img{height:auto;aspect-ratio:4/3;object-fit:contain;background:#f4f7f9}.gas-home-layout .gas-model-intro{width:100%;margin:24px 0 10px}.gas-home-layout .gas-source-note{width:100%}@media(min-width:851px) and (max-width:1099px){.gas-home-products{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:850px){.gas-home-products{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:700px){.gas-home-products{grid-template-columns:1fr}}

.gas-hero .gas-wrap{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(260px,.9fr);align-items:center;gap:34px}.gas-hero-copy{min-width:0}.gas-hero-visual{margin:0;padding:16px;border:1px solid #cbd8e1;border-radius:12px;background:rgba(255,255,255,.82);box-shadow:0 16px 40px #173d5515}.gas-hero-visual img{display:block;width:100%;height:330px;object-fit:contain;background:#fff;border-radius:7px}.gas-hero-visual figcaption{margin:8px 2px 0;color:#627384;font-size:11px;line-height:1.45}.gas-product-image figcaption{line-height:1.5}.gas-product-image figcaption:after{content:" · фото линейки; исполнение модели может отличаться";color:#627384}@media(max-width:850px){.gas-hero .gas-wrap{grid-template-columns:1fr}.gas-hero-visual{max-width:620px;width:100%;margin:0 auto}.gas-hero-visual img{height:280px}}@media(max-width:600px){.gas-hero-visual{padding:10px}.gas-hero-visual img{height:220px}}