/* ФАЛЬЦСИСТЕМ: multi-page editorial and architecture layouts */
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/* Third screen: layout from the approved Problems and Tasks design. */
.home .problems{--bg:url('assets/problems-architecture.png');padding:50px 0 38px;min-height:900px}
.home .problems:before{top:-90px;background-position:center bottom;background-size:cover}
.home .problems.scene:after{background:linear-gradient(90deg,#ffffffdf 0%,#ffffffb0 35%,#ffffff20 58%,transparent 72%)}
.home .problems .section-heading{max-width:770px;margin-bottom:34px}
.home .problems .eyebrow{font-size:15px;margin-bottom:25px;letter-spacing:.065em}
.home .problems h2{font-size:clamp(44px,3.78vw,62px);line-height:1.035;letter-spacing:-.045em;max-width:770px}
.home .problems .lead{font-size:clamp(19px,1.47vw,24px);line-height:1.3;margin-top:20px;max-width:755px;color:#7c808a}
.home .problems .narrow{width:68.4%;max-width:1135px;gap:15px;grid-template-columns:repeat(2,minmax(0,1fr))}
.home .problems .card{padding:21px 24px;min-height:166px;gap:32px;align-items:flex-start;background:#fffffff9;border:1px solid #ffffffd9;border-radius:9px;box-shadow:0 5px 25px #3b4b5710;display:flex;transition:transform .25s ease,box-shadow .25s ease}
.home .problems .card:hover{transform:translateY(-3px);box-shadow:0 12px 32px #39434d16}
.home .problems .icon{display:flex;position:static;flex:0 0 65px;width:65px;height:65px;margin:0;background:#f3f2f0;border-radius:5px}
.home .problems .icon svg{width:35px;height:35px;stroke-width:1.15}
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.home .problems .card p{font-size:15px;line-height:1.31;color:#7c808a;margin:0}
.home .problems .statement{font-size:clamp(32px,2.66vw,44px);line-height:1.09;gap:32px;max-width:1070px;margin-top:27px;letter-spacing:-.035em}
.home .problems .statement:before{width:78px;margin-top:23px}
.home .problems-photo{display:none}
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@media(max-width:1100px){.home .problems{min-height:860px}.home .problems:before{background-position:60% center}.home .problems.scene:after{background:linear-gradient(90deg,#fffffff2,#ffffffc7 40%,#ffffff10 85%)}.home .problems .section-heading{max-width:670px}.home .problems h2{font-size:47px}.home .problems .narrow{width:88%;gap:14px}.home .problems .card{min-height:176px;gap:20px}.home .problems .card h3{font-size:18px}.home .problems .card p{font-size:14px;line-height:1.4}.home .problems .statement{font-size:34px;max-width:850px;gap:22px}.home .problems .statement:before{width:50px;margin-top:19px}}
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@media(max-width:370px){.home .problems h2{font-size:31px}.home .problems-photo{height:235px}.home .problems .card{padding:18px 15px;gap:13px}.home .problems .icon{flex-basis:43px;width:43px;height:43px}.home .problems .card h3{font-size:18px}.home .problems .statement{font-size:26px;gap:13px}}
@media(prefers-reduced-motion:reduce){.home .problems .card{transition:none}.home .problems .card:hover{transform:none}}
/* Fourth screen: architectural annotations and conceptual roof cutaway. */
.method.method-designed{padding:48px 0 28px;min-height:900px;--bg:none;background:#f8f9fa}
.method.method-designed>.wrap{position:static}
.method.method-designed:before{background:none}
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.method-visual{position:absolute;top:-90px;left:0;width:100%;aspect-ratio:1586/992;pointer-events:none}
.method-photo{position:absolute;inset:0;z-index:-2;width:100%;height:100%;object-fit:cover}
.method-guides{position:absolute;inset:0;width:100%;height:100%;z-index:0}
.method-callouts{display:contents}
.method-callout{position:absolute;z-index:0;color:#535e65;font-size:14px;line-height:1.28;margin:0;max-width:240px;font-weight:400}
.callout-geometry{left:48.42%;top:12.1%}.callout-solution{left:81.15%;top:11.8%}.callout-assembly{left:85.55%;top:44.04%;color:#fff;text-shadow:0 1px 5px #0007}
.callout-number{display:none}
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.cutaway-concept{top:8.5%}.cutaway-production{top:73%}
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.method-designed .cutaway-callouts{padding:0}
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@media(max-width:600px){.method-designed .cutaway-callouts{padding:15px 20px}}
@media(max-width:370px){.method-designed .cutaway-callouts{padding:14px 15px}}
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/* Fifth screen: six applications from the approved architectural design. */
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/* Sixth screen: manufacturer adaptation and a standing-seam cutaway. */
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/* Seventh screen: comparison icons, seam photograph and profile drawing. */
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/* Glass cards on photographic sections: keep the image visible behind the text. */
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