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#ffffffd9}.intro-slide__window:after{content:"";position:absolute;top:12px;left:50%;transform:translate(-50%);width:40px;height:26px;border-radius:5px;background:linear-gradient(#e11d2e38,#e11d2e38) center / 1px 100% no-repeat,linear-gradient(90deg,#e11d2e38,#e11d2e38) center / 100% 1px no-repeat;pointer-events:none}.intro-slide__actions{margin-top:0;padding-top:clamp(14px,2.5vh,24px);width:100%}.intro-slide .hero{padding-top:0;min-height:auto}.intro-slide--step2{min-height:auto;padding-top:clamp(72px,10vh,96px);padding-bottom:clamp(16px,3vh,28px);align-items:center}.intro-slide--step2 .intro-slide__text-panel{max-width:min(920px,100%);margin-inline:auto;text-align:left}.intro-slide__text-panel .intro-slide__lead{max-width:none;text-align:left}.intro-slide__text-panel .intro-slide__hint{text-align:left}.intro-slide--step2 .intro-slide__actions{display:flex;justify-content:center;padding-top:clamp(12px,2vh,20px)}.intro-slide__title{font-size:clamp(1.75rem,3.5vw,2.75rem);font-weight:800;letter-spacing:-.03em;line-height:1.15;margin-bottom:14px;text-shadow:0 2px 20px rgba(255,255,255,.95),0 1px 4px rgba(255,255,255,.8)}.intro-slide__lead{font-size:clamp(1rem,1.2vw,1.15rem);color:var(--ink-muted);line-height:1.6;margin-bottom:16px;max-width:42ch}.intro-slide__hint{font-size:.85rem;color:var(--ink-muted);margin-bottom:24px}.page-scroll{position:relative;z-index:2}.page-section{padding-block:clamp(64px,10vh,100px)}#features.page-section{min-height:auto;box-sizing:border-box;padding-top:clamp(40px,6vh,64px);padding-bottom:clamp(48px,8vh,72px);scroll-margin-top:clamp(72px,10vh,96px)}.landing--catalog #features.page-section{display:flex;flex-direction:column}.landing--catalog #features .features{width:100%}.landing--catalog #features .section-head{margin-bottom:clamp(32px,5vh,52px)}.reveal{opacity:0;transform:translate3d(0,44px,0) scale(.98);filter:blur(6px);transition:opacity .8s var(--ease-out),transform .8s var(--ease-out),filter .8s var(--ease-out);will-change:opacity,transform,filter}.reveal--visible{opacity:1;transform:translateZ(0) scale(1);filter:blur(0)}.reveal--delay-1.reveal--visible{transition-delay:.1s}.reveal--delay-2.reveal--visible{transition-delay:.2s}.reveal--delay-3.reveal--visible{transition-delay:.3s}.reveal--delay-4.reveal--visible{transition-delay:.4s}.reveal--delay-5.reveal--visible{transition-delay:.5s}.glass{background:var(--glass-bg);backdrop-filter:blur(12px) saturate(1.2);-webkit-backdrop-filter:blur(12px) saturate(1.2);border:1px solid var(--glass-border);border-radius:var(--radius);box-shadow:var(--glass-shadow);transition:transform var(--duration-hover) var(--ease-hover),box-shadow var(--duration-hover) var(--ease-hover),border-color var(--duration-hover) var(--ease-hover),background var(--duration-hover) var(--ease-hover)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 28px;border-radius:999px;border:none;cursor:pointer;font-weight:700;font-size:.95rem;white-space:nowrap;transition:transform var(--duration-hover) var(--ease-hover),box-shadow var(--duration-hover) var(--ease-hover),background var(--duration-hover) var(--ease-hover),border-color var(--duration-hover) var(--ease-hover),color var(--duration-hover) var(--ease-hover)}.btn--lg{padding:16px 32px;font-size:1rem}.btn:active{transform:scale(.98)}.btn--primary{background:linear-gradient(135deg,var(--red) 0%,var(--red-deep) 100%);color:var(--white);box-shadow:0 12px 32px var(--red-glow)}.btn--primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px var(--red-glow)}.btn--ghost{background:#ffffffa6;color:var(--ink);border:1px solid rgba(225,29,46,.22)}.btn--ghost:hover{transform:translateY(-2px);border-color:var(--red);color:var(--red);background:var(--white)}.site-header{position:fixed;top:0;left:0;right:0;z-index:60;padding-block:16px;pointer-events:none}.site-header:before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,#ffffffb8,#ffffff94 72%,#ffffff2e);backdrop-filter:blur(16px) saturate(1.2);-webkit-backdrop-filter:blur(16px) saturate(1.2);border-bottom:1px solid rgba(255,255,255,.55);box-shadow:0 8px 32px #1414180a;pointer-events:none}.site-header__inner{display:flex;align-items:center;justify-content:space-between;gap:24px;pointer-events:auto}.site-header__logo{font-weight:800;font-size:1.05rem;letter-spacing:-.02em;padding:12px 20px;border:none;cursor:pointer;color:inherit;transform:translateZ(0)}.site-header__logo span{color:var(--red)}.site-header__nav{display:flex;align-items:center;gap:4px;padding:6px;border-radius:999px;background:#ffffffe0;border:1px solid rgba(255,255,255,.65)}.site-header__link{border:none;background:transparent;padding:10px 18px;border-radius:999px;font-size:.88rem;font-weight:600;color:var(--ink-muted);cursor:pointer;transition:color var(--duration-hover) var(--ease-hover),background var(--duration-hover) var(--ease-hover),transform var(--duration-hover) var(--ease-hover)}.site-header__link:hover,.site-header__link--active{color:var(--red-deep);background:#ffffffd9;transform:translateY(-1px)}.site-header__cta{padding:12px 22px;font-size:.88rem}.hero{display:flex;align-items:flex-start;width:100%;min-height:100vh;padding-top:clamp(88px,15vh,132px)}.hero__content{display:flex;flex-direction:column;gap:clamp(16px,2.5vh,28px);max-width:640px;position:relative;z-index:2}.hero h1,.intro-slide__title{text-shadow:0 2px 24px rgba(255,255,255,.95),0 1px 6px rgba(255,255,255,.85)}.intro-slide--home .hero h1,.intro-slide--home .hero__lead{text-shadow:none}.intro-slide--home .hero__lead{max-width:none}.intro-slide__lead{text-shadow:none}.hero h1{font-size:clamp(2.2rem,4.2vw,4.25rem);font-weight:800;line-height:1.05;letter-spacing:-.04em}.hero__accent{color:#ff0024}.hero__badge{display:inline-flex;align-self:flex-start;padding:10px 18px;border-radius:999px;font-size:.8rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--red);background:#e11d2e17;border:1px solid rgba(225,29,46,.18)}.hero__lead{font-size:clamp(1rem,1.25vw,1.2rem);color:var(--ink-muted);line-height:1.65;max-width:42ch}.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:4px}.intro-slide--home .hero--split{display:flex;flex-direction:column;gap:clamp(20px,3vw,32px);align-items:center;max-width:var(--hero-panel-max);margin-inline:auto;min-height:auto;text-align:center}.intro-slide--home .hero__top,.intro-slide--home .hero__bottom{align-self:center;width:100%}.intro-slide--home .hero__bottom.glass{text-align:center;align-items:center}.intro-slide--home 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translateZ(2px);justify-content:center}.hero__back-lead{font-size:clamp(1.05rem,1.35vw,1.35rem);font-weight:700;line-height:1.45;color:var(--ink);letter-spacing:-.02em}.hero__back-desc{font-size:clamp(.92rem,1.05vw,1rem);line-height:1.65;color:var(--ink-muted)}@media(hover:hover){.hero__top--flip:hover .hero__top-inner{transform:rotateY(180deg)}}.hero__bottom{grid-area:bottom;display:flex;flex-direction:column;gap:clamp(14px,2vh,22px);align-self:start}.intro-slide--home .hero__top-face.glass,.intro-slide--home .hero__bottom.glass{max-width:none;padding:clamp(24px,3vw,40px) clamp(24px,2.5vw,36px);background:#ffffffe6!important;border-color:#ffffffbf!important;backdrop-filter:none;-webkit-backdrop-filter:none}.intro-slide--home .hero__top-back.glass{background:linear-gradient(145deg,#fffffff5,#fff1f3fa)!important;border-color:#e11d2e38!important}.intro-slide--home .hero__media{grid-area:media}.hero__media{position:relative;overflow:hidden;border-radius:var(--radius-lg);aspect-ratio:1844 / 853;max-height:min(52vh,520px);width:100%;align-self:center;background:#ffffff8c}.hero__video{display:block;width:100%;height:100%;object-fit:cover;object-position:center}.features{width:100%}.features .section-head__sub{max-width:56ch;margin-inline:auto}.features__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(12px,1.2vw,16px)}.feature-card{padding:clamp(14px,1.4vw,18px) clamp(14px,1.2vw,16px);text-align:left;min-height:108px;border-radius:18px;display:flex;flex-direction:column;position:relative;overflow:hidden;transform:translateZ(0);transition:transform var(--duration-hover) var(--ease-hover-spring),box-shadow var(--duration-hover) var(--ease-hover),border-color var(--duration-hover) var(--ease-hover),background var(--duration-hover) var(--ease-hover)}.feature-card--accent{background:linear-gradient(145deg,#ffffffb3,#fff1f3d9);border-color:#e11d2e40}.feature-card__icon{font-size:1.45rem;margin-bottom:8px;display:inline-block;transform:translateZ(0);transition:transform var(--duration-hover) var(--ease-hover-spring);line-height:1}.feature-card h3{font-size:clamp(.82rem,.9vw,.9rem);margin-bottom:6px;font-weight:700;line-height:1.3;transition:color var(--duration-hover) var(--ease-hover)}.feature-card p{font-size:clamp(.72rem,.78vw,.78rem);color:var(--ink-muted);line-height:1.4;margin-top:auto}.compare{display:grid;grid-template-columns:.95fr 1.35fr;gap:clamp(32px,4vw,72px);align-items:center;width:100%}.compare__text.glass,.compare__badge.glass,.pricing__head.glass,.section-head--features.glass,.section-head--gallery.glass,.intro-slide--home .hero__top-face.glass,.intro-slide--home .hero__bottom.glass,.intro-slide__text-panel.glass{padding:clamp(24px,3vw,40px) clamp(24px,2.5vw,36px);background:#ffffffe6!important;border-color:#ffffffbf!important;backdrop-filter:none;-webkit-backdrop-filter:none}.intro-slide .hero__bottom.glass,.intro-slide__content{transform:translateZ(0);-webkit-font-smoothing:antialiased}.intro-slide .hero__top-face.glass{-webkit-font-smoothing:antialiased}.compare__text.glass{align-self:center;max-width:44ch}.pricing__head.glass{margin-bottom:clamp(28px,4vh,44px)}.section-head--features.glass,.section-head--gallery.glass{max-width:52ch;margin-inline:auto;margin-bottom:clamp(28px,4vh,44px);text-align:center}.gallery{width:100%}.gallery__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(12px,1.5vw,20px)}.gallery__item{margin:0;overflow:hidden;border-radius:18px;aspect-ratio:4 / 3;padding:0;transform:translateZ(0);transition:transform var(--duration-hover) var(--ease-hover-spring),box-shadow var(--duration-hover) var(--ease-hover),border-color var(--duration-hover) var(--ease-hover)}.gallery__item img{display:block;width:100%;height:100%;object-fit:cover;object-position:center}#photos.page-section{scroll-margin-top:clamp(72px,10vh,96px)}.compare__text h2{font-size:clamp(1.5rem,2.6vw,2.5rem);font-weight:800;letter-spacing:-.03em;line-height:1.15;margin-bottom:16px}.compare__text p{color:var(--ink-muted);line-height:1.65;font-size:clamp(.95rem,1.1vw,1.08rem);margin-bottom:20px;max-width:44ch}.compare__list{list-style:none;margin-bottom:28px;display:flex;flex-direction:column;gap:10px}.compare__list li{font-size:.95rem;font-weight:600;padding-left:22px;position:relative}.compare__list li:before{content:"";position:absolute;left:0;top:.45em;width:8px;height:8px;border-radius:50%;background:var(--red)}.compare__actions{display:flex;flex-wrap:wrap;gap:12px}.compare__badges{display:flex;flex-direction:column;gap:16px}.compare__badge{padding:clamp(22px,2.5vw,32px);position:relative;overflow:hidden;transform:translateZ(0);transition:transform var(--duration-hover) var(--ease-hover-spring),box-shadow var(--duration-hover) var(--ease-hover),border-color var(--duration-hover) var(--ease-hover),background var(--duration-hover) var(--ease-hover)}.compare__badge:before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(255,255,255,.45) 0%,transparent 55%);opacity:0;transition:opacity var(--duration-hover) var(--ease-hover);pointer-events:none}.compare__badge--active{border-color:#e11d2e59;box-shadow:0 12px 36px #e11d2e24}.compare__badge-step{display:inline-block;font-size:.7rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--red);margin-bottom:8px}.compare__badge strong{display:block;font-size:1.15rem;margin-bottom:6px}.compare__badge p{font-size:.9rem;color:var(--ink-muted);line-height:1.5}#butterfly-specs{scroll-margin-top:clamp(120px,22vh,200px)}.specs{grid-column:1 / -1;margin-top:clamp(8px,1.5vw,16px);padding:clamp(22px,2.5vw,32px) clamp(24px,2.5vw,36px);background:#ffffffe6!important;border-color:#ffffffbf!important}.specs__title{font-size:clamp(1.05rem,1.4vw,1.25rem);font-weight:800;letter-spacing:-.02em;margin-bottom:clamp(16px,2vw,22px)}.specs__grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 28px;margin:0}.specs__row{display:grid;gap:4px;padding-bottom:12px;border-bottom:1px solid rgba(0,0,0,.06)}.specs__row--wide{grid-column:1 / -1}.specs__row dt{font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-muted)}.specs__row dd{margin:0;font-size:clamp(.92rem,1vw,1rem);font-weight:600;line-height:1.45;color:var(--ink)}.pricing{width:100%}.pricing__cards{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2vw,28px);align-items:stretch}.pricing__cards--duo{grid-template-columns:repeat(2,minmax(0,1fr));max-width:880px;margin-inline:auto}.price-card{padding:clamp(28px,3vw,40px) clamp(24px,2.5vw,32px);text-align:left;position:relative;display:flex;flex-direction:column;min-height:340px;overflow:hidden;transform:translateZ(0);transition:transform var(--duration-hover) var(--ease-hover-spring),box-shadow var(--duration-hover) var(--ease-hover),border-color var(--duration-hover) var(--ease-hover),background var(--duration-hover) var(--ease-hover)}.price-card>:not(.price-card__window){position:relative;z-index:1}.price-card--summer,.price-card--winter{background:var(--glass-bg)}.price-card--summer{border-color:#ffb74d6b}.price-card--winter{border-color:#64b5f66b}.price-card__window{position:absolute;top:20px;right:20px;z-index:2;width:76px;height:76px;padding:4px;border-radius:10px;background:#ffffff73;border:2px solid rgba(255,255,255,.82);box-shadow:inset 0 1px #ffffffa6,0 6px 16px #14141814;transition:filter var(--duration-hover) var(--ease-hover),box-shadow var(--duration-hover) 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