/* ===== RESET ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;font-size:16px;line-height:1.5;color:#333;background:#fff;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit}
ul,ol{list-style:none}
button{cursor:pointer;border:none;font-family:inherit;background:none}
input,textarea,select{font-family:inherit;font-size:inherit}

/* ===== CONTAINER ===== */
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.row{display:flex;flex-wrap:wrap;margin:0 -10px}
.col{flex:1;padding:0 10px}

/* ===== HEADER ===== */
.header{background:linear-gradient(135deg,#1a2332 0%,#2d3e50 100%);color:#fff;position:relative;z-index:100}
.header__topline{display:flex;justify-content:space-between;align-items:center;padding:15px 0;flex-wrap:wrap;gap:15px}
.header__logo-wrap{display:flex;align-items:center;gap:15px}
.header__logo{font-size:24px;font-weight:800;color:#fff;letter-spacing:-0.5px}
.header__logo span{color:#ff6b35}
.header__descr{font-size:13px;color:#a0b3c5;text-transform:uppercase;letter-spacing:1px}
.header__badge{background:#fff;border-radius:6px;padding:4px 10px;font-size:12px;color:#333;font-weight:600}
.header__right{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.header__tel{font-size:20px;font-weight:700;color:#fff;white-space:nowrap}
.header__tel small{display:block;font-size:11px;font-weight:400;color:#a0b3c5}
.header__email{color:#a0b3c5;font-size:14px;transition:color .2s}
.header__email:hover{color:#ff6b35}
.header__callback-btn{background:transparent;border:2px solid #ff6b35;color:#ff6b35;padding:8px 20px;border-radius:4px;font-size:14px;font-weight:600;transition:all .2s}
.header__callback-btn:hover{background:#ff6b35;color:#fff}

/* ===== MENU ===== */
.menu{background:#15202e;border-top:1px solid rgba(255,255,255,.08)}
.menu__inner{max-width:1200px;margin:0 auto;padding:0 20px}
.menu__list{display:flex;list-style:none;gap:0;flex-wrap:wrap}
.menu__item{position:relative}
.menu__link{display:block;padding:15px 20px;color:#a0b3c5;font-size:15px;font-weight:500;transition:color .2s;cursor:pointer}
.menu__link:hover,.menu__item.active>.menu__link{color:#ff6b35}
.menu__submenu{position:absolute;top:100%;left:0;background:#1a2332;min-width:220px;border-radius:0 0 6px 6px;box-shadow:0 8px 24px rgba(0,0,0,.3);opacity:0;visibility:hidden;transform:translateY(10px);transition:all .2s;z-index:200}
.menu__item:hover>.menu__submenu{opacity:1;visibility:visible;transform:translateY(0)}
.menu__submenu li a{display:block;padding:10px 18px;color:#a0b3c5;font-size:14px;transition:all .15s}
.menu__submenu li a:hover{background:#ff6b35;color:#fff}
.menu__burger{display:none;font-size:28px;color:#fff;background:none;cursor:pointer}

/* ===== HERO / FRSCR1 ===== */
.frscr1{background:linear-gradient(135deg,#1a2332 0%,#2d3e50 60%,#3a5568 100%);color:#fff;padding:50px 0 40px;position:relative;overflow:hidden}
.frscr1::before{content:'';position:absolute;top:0;right:0;bottom:0;width:50%;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 800 600"><path d="M0,0L800,0L800,600L0,600Z" fill="none"/><circle cx="600" cy="200" r="180" fill="rgba(255,107,53,0.06)"/><circle cx="650" cy="350" r="120" fill="rgba(255,107,53,0.04)"/></svg>') center/cover;opacity:.5}
.frscr1__content{display:flex;justify-content:space-between;align-items:center;position:relative;z-index:2;gap:30px;flex-wrap:wrap}
.frscr1__left{flex:1;min-width:300px}
.frscr1__h1{font-size:42px;font-weight:800;line-height:1.15;margin-bottom:12px;letter-spacing:-1px}
.frscr1__descr{font-size:18px;color:#a0b3c5;margin-bottom:30px}
.frscr1__slider{margin-bottom:20px}
.frscr1__slide{display:flex;align-items:center;gap:15px;background:rgba(255,255,255,.08);border-radius:10px;padding:15px 20px;border:1px solid rgba(255,255,255,.1);max-width:380px}
.frscr1__slide-type{font-size:16px;font-weight:700;color:#fff}
.frscr1__slide-price{font-size:22px;font-weight:800;color:#ff6b35}
.frscr1__ctrl{display:flex;gap:10px;margin-top:15px}
.frscr1__ctrl a{width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;transition:background .2s}
.frscr1__ctrl a:hover{background:#ff6b35}
.frscr1__ctrl svg{fill:#fff;width:11px;height:19px}
.frscr1__right{flex:0 0 280px;text-align:right}
.frscr1__right-text1,.frscr1__right-text2,.frscr1__right-text3{font-size:28px;font-weight:800;margin-bottom:5px;opacity:.9}
.frscr1__right-text1{color:#ff6b35}
.frscr1__right-text2{color:#fff}
.frscr1__right-text3{color:#a0b3c5;font-size:22px}

/* ===== BANNER ===== */
.frscr2{background:#ff6b35;padding:12px 0;text-align:center}
.frscr2 a{color:#fff;font-size:18px;font-weight:700;display:inline-block}
.frscr2 a span{border-bottom:2px dashed rgba(255,255,255,.5);padding-bottom:2px}

/* ===== SECTION TITLES ===== */
.frscr3,.frscr5,.reviews-block,.faq-section,.calc-section,.cert-section,.howbuy-section,.services-section,.blog-section,.payment-section,.geo-section{padding:50px 0}
.section-title{font-size:32px;font-weight:800;text-align:center;margin-bottom:10px;color:#1a2332}
.section-subtitle{font-size:16px;text-align:center;color:#666;margin-bottom:35px}

/* ===== FRSCR3: FUEL TYPES ===== */
.frscr3{background:#f7f8fa}
.frscr3__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:20px}
.frscr3__card{position:relative;border-radius:10px;overflow:hidden;box-shadow:0 2px 10px rgba(0,0,0,.08);transition:transform .25s,box-shadow .25s;cursor:pointer}
.frscr3__card:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(0,0,0,.15)}
.frscr3__card-img{width:100%;height:160px;object-fit:cover}
.frscr3__card-label{position:absolute;bottom:0;left:0;right:0;background:linear-gradient(transparent,rgba(0,0,0,.8));color:#fff;padding:25px 15px 12px;font-size:15px;font-weight:600;text-align:center}

/* ===== PRICE BLOCK ===== */
.priceblock{background:#fff;padding:50px 0}
.priceblock__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:25px}
.priceblock__card{border:1px solid #e8eaed;border-radius:12px;overflow:hidden;transition:all .25s;display:flex;flex-direction:column}
.priceblock__card:hover{border-color:#ff6b35;box-shadow:0 8px 30px rgba(255,107,53,.12)}
.priceblock__card-top{background:#f7f8fa;padding:20px;text-align:center}
.priceblock__card-icon{width:60px;height:60px;margin:0 auto 10px;background:#ff6b35;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:24px;font-weight:800}
.priceblock__card-name{font-size:17px;font-weight:700;color:#1a2332;margin-bottom:8px}
.priceblock__card-std{font-size:13px;color:#888}
.priceblock__card-body{padding:15px 20px;flex:1}
.priceblock__card-feat{font-size:14px;color:#555;margin-bottom:6px;display:flex;justify-content:space-between}
.priceblock__card-feat b{color:#1a2332}
.priceblock__card-feat .badge{background:#e8f5e9;color:#2e7d32;padding:2px 8px;border-radius:4px;font-size:12px;font-weight:600}
.priceblock__card-feat .badge--order{background:#fff3e0;color:#e65100}
.priceblock__card-price{font-size:30px;font-weight:800;color:#ff6b35;padding:0 20px 10px}
.priceblock__card-price small{font-size:14px;font-weight:400;color:#888}
.priceblock__card-btn{margin:0 20px 20px;background:#ff6b35;color:#fff;text-align:center;padding:12px;border-radius:6px;font-size:15px;font-weight:600;transition:background .2s}
.priceblock__card-btn:hover{background:#e55a2b}

/* ===== FRSCR4: GUARANTEE ===== */
.frscr4{background:#1a2332;color:#fff;padding:50px 0}
.frscr4__inner{display:flex;align-items:center;gap:40px;flex-wrap:wrap}
.frscr4__icon{flex:0 0 120px;text-align:center}
.frscr4__icon img{width:100px;margin:0 auto}
.frscr4__icon-svg{width:100px;height:100px;margin:0 auto;color:#ff6b35}
.frscr4__content{flex:1;min-width:280px}
.frscr4__title{font-size:28px;font-weight:800;margin-bottom:12px}
.frscr4__text{font-size:16px;color:#a0b3c5;margin-bottom:25px}
.frscr4__stats{display:flex;gap:30px;flex-wrap:wrap}
.frscr4__stat{text-align:center}
.frscr4__stat-num{font-size:36px;font-weight:800;color:#ff6b35;display:block}
.frscr4__stat-label{font-size:13px;color:#a0b3c5}

/* ===== FRSCR5: BRANDS ===== */
.frscr5{background:#f7f8fa}
.frscr5__brands{display:flex;justify-content:center;align-items:center;gap:40px;flex-wrap:wrap}
.frscr5__brand{background:#fff;border-radius:10px;padding:20px 40px;box-shadow:0 2px 8px rgba(0,0,0,.06);font-size:20px;font-weight:700;color:#1a2332;transition:transform .2s}
.frscr5__brand:hover{transform:scale(1.05)}

/* ===== REVIEWS ===== */
.reviews-block{background:#fff}
.reviews__rating{text-align:center;margin-bottom:30px}
.reviews__slider{position:relative;overflow:hidden}
.reviews__track{display:flex;transition:transform .4s ease}
.review-slide{min-width:100%;padding:0 10px}
.review-slide__inner{background:#f7f8fa;border-radius:12px;padding:30px;position:relative;max-width:800px;margin:0 auto}
.review-slide__text{font-size:15px;color:#444;line-height:1.7;margin-bottom:15px}
.review-slide__meta{display:flex;justify-content:space-between;align-items:center}
.review-slide__source{font-size:13px;color:#888;font-weight:600}
.review-slide__rating{color:#ffc107;font-size:18px;letter-spacing:2px}
.reviews__nav{display:flex;justify-content:center;gap:10px;margin-top:20px}
.reviews__nav button{width:44px;height:44px;border-radius:50%;background:#f0f0f0;display:flex;align-items:center;justify-content:center;font-size:18px;transition:background .2s}
.reviews__nav button:hover{background:#ff6b35;color:#fff}

/* ===== FAQ ===== */
.faq-section{background:#f7f8fa}
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#fff;border-radius:8px;margin-bottom:10px;overflow:hidden;box-shadow:0 1px 4px rgba(0,0,0,.06)}
.faq-item__q{padding:18px 22px;font-size:16px;font-weight:600;color:#1a2332;cursor:pointer;display:flex;justify-content:space-between;align-items:center;transition:background .15s}
.faq-item__q:hover{background:#f7f8fa}
.faq-item__icon{font-size:24px;color:#ff6b35;transition:transform .2s;line-height:1}
.faq-item.open .faq-item__icon{transform:rotate(45deg)}
.faq-item__a{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 22px}
.faq-item.open .faq-item__a{max-height:300px;padding:0 22px 18px}
.faq-item__a p{font-size:15px;color:#555;line-height:1.6}

/* ===== CALCULATOR ===== */
.calc-section{background:#fff}
.calc-form{max-width:700px;margin:0 auto;background:#f7f8fa;border-radius:12px;padding:30px}
.calc-form__row{margin-bottom:20px}
.calc-form__label{display:block;font-size:14px;font-weight:600;color:#1a2332;margin-bottom:8px}
.calc-form__select,.calc-form__input{width:100%;padding:12px 16px;border:2px solid #e0e3e7;border-radius:6px;font-size:15px;transition:border-color .2s}
.calc-form__select:focus,.calc-form__input:focus{outline:none;border-color:#ff6b35}
.calc-form__radios{display:flex;gap:15px;flex-wrap:wrap}
.calc-form__radio{flex:1;min-width:120px}
.calc-form__radio input{display:none}
.calc-form__radio label{display:block;text-align:center;padding:10px;border:2px solid #e0e3e7;border-radius:6px;font-size:14px;cursor:pointer;transition:all .15s}
.calc-form__radio input:checked+label{border-color:#ff6b35;background:#fff5f0;color:#ff6b35;font-weight:600}
.calc-form__result{background:#1a2332;color:#fff;border-radius:8px;padding:20px;text-align:center;margin-top:15px}
.calc-form__result-price{font-size:36px;font-weight:800;color:#ff6b35}
.calc-form__result-label{font-size:14px;color:#a0b3c5}
.calc-form__submit{width:100%;background:#ff6b35;color:#fff;padding:14px;border-radius:6px;font-size:16px;font-weight:600;margin-top:15px;transition:background .2s}
.calc-form__submit:hover{background:#e55a2b}

/* ===== GUARANTEE / SAFETY ===== */
.guarantee-section{background:#f7f8fa;padding:50px 0}
.guarantee__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:30px}
.guarantee__card{text-align:center;padding:30px 20px}
.guarantee__icon{width:80px;height:80px;margin:0 auto 20px;background:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 15px rgba(0,0,0,.08)}
.guarantee__icon svg{width:40px;height:40px;color:#ff6b35}
.guarantee__title{font-size:18px;font-weight:700;color:#1a2332;margin-bottom:10px}
.guarantee__text{font-size:15px;color:#555;line-height:1.6}

/* ===== COMPETITOR OFFER ===== */
.competitor-offer{background:linear-gradient(135deg,#1a2332,#2d3e50);color:#fff;padding:40px;border-radius:12px;margin:40px 0;display:flex;align-items:center;gap:30px;flex-wrap:wrap}
.competitor-offer__text{flex:1;min-width:280px}
.competitor-offer__title{font-size:22px;font-weight:700;margin-bottom:8px}
.competitor-offer__descr{font-size:15px;color:#a0b3c5}
.competitor-offer__form{display:flex;gap:10px;flex-wrap:wrap}
.competitor-offer__form input{flex:1;min-width:200px;padding:12px 16px;border:none;border-radius:6px;font-size:15px}
.competitor-offer__form button{background:#ff6b35;color:#fff;padding:12px 24px;border-radius:6px;font-size:15px;font-weight:600;white-space:nowrap}

/* ===== CERTIFICATES ===== */
.cert-section{background:#fff}
.cert__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:20px}
.cert__item{border-radius:8px;overflow:hidden;box-shadow:0 2px 10px rgba(0,0,0,.08);cursor:pointer;transition:transform .2s}
.cert__item:hover{transform:scale(1.03)}
.cert__item img{width:100%;height:240px;object-fit:cover}

/* ===== HOW TO BUY ===== */
.howbuy-section{background:#f7f8fa}
.howbuy__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:30px}
.howbuy__step{text-align:center;position:relative}
.howbuy__num{width:60px;height:60px;margin:0 auto 15px;background:#ff6b35;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:800}
.howbuy__title{font-size:16px;font-weight:600;color:#1a2332;margin-bottom:8px}
.howbuy__text{font-size:14px;color:#666}

/* ===== SERVICES ===== */
.services-section{background:#fff}
.services__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:25px}
.services__card{background:#f7f8fa;border-radius:10px;padding:30px 20px;text-align:center;transition:transform .2s,box-shadow .2s}
.services__card:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(0,0,0,.1)}
.services__icon{width:60px;height:60px;margin:0 auto 15px;background:#ff6b35;border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:28px}
.services__name{font-size:16px;font-weight:600;color:#1a2332}

/* ===== INFO TEXT ===== */
.info-text{background:#f7f8fa;padding:50px 0}
.info-text__inner{max-width:900px;margin:0 auto}
.info-text__inner h3{font-size:24px;font-weight:700;color:#1a2332;margin:30px 0 15px}
.info-text__inner h3:first-child{margin-top:0}
.info-text__inner p{font-size:16px;color:#555;line-height:1.8;margin-bottom:15px}
.info-text__inner ul{margin-bottom:20px;padding-left:20px}
.info-text__inner ul li{font-size:15px;color:#555;line-height:1.8;list-style:disc}

/* ===== PROMOS ===== */
.promos-section{background:#fff;padding:50px 0}
.promos__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:25px}
.promo-card{border:2px solid #f0f0f0;border-radius:12px;padding:25px;transition:all .2s;position:relative;overflow:hidden}
.promo-card:hover{border-color:#ff6b35;transform:translateY(-2px)}
.promo-card::before{content:'';position:absolute;top:0;right:0;width:80px;height:80px;background:radial-gradient(circle,#ff6b35 0%,transparent 70%);opacity:.1}
.promo-card__title{font-size:18px;font-weight:700;color:#1a2332;margin-bottom:8px}
.promo-card__text{font-size:14px;color:#666;margin-bottom:15px;line-height:1.6}
.promo-card__btn{display:inline-block;background:#ff6b35;color:#fff;padding:8px 20px;border-radius:5px;font-size:14px;font-weight:600}

/* ===== BLOG ===== */
.blog-section{background:#f7f8fa}
.blog__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:25px}
.blog__card{background:#fff;border-radius:10px;overflow:hidden;box-shadow:0 2px 10px rgba(0,0,0,.06);transition:transform .2s}
.blog__card:hover{transform:translateY(-4px)}
.blog__card-img{width:100%;height:180px;object-fit:cover}
.blog__card-body{padding:20px}
.blog__card-title{font-size:17px;font-weight:700;color:#1a2332;margin-bottom:8px}
.blog__card-text{font-size:14px;color:#666;line-height:1.6;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.blog__all{text-align:center;margin-top:30px}
.blog__all a{display:inline-block;background:#1a2332;color:#fff;padding:12px 30px;border-radius:6px;font-size:15px;font-weight:600}

/* ===== PAYMENT ===== */
.payment-section{background:#fff}
.payment__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:25px;text-align:center}
.payment__card{padding:30px 20px;border:1px solid #e8eaed;border-radius:10px}
.payment__icon{font-size:40px;margin-bottom:15px}
.payment__title{font-size:16px;font-weight:600;color:#1a2332}
.payment__cards{display:flex;justify-content:center;gap:15px;margin-top:20px}
.payment__cards span{font-size:32px}

/* ===== GEO ===== */
.geo-section{background:#f7f8fa}
.geo__region{margin-bottom:30px}
.geo__region-title{font-size:20px;font-weight:700;color:#1a2332;margin-bottom:15px;border-bottom:2px solid #ff6b35;padding-bottom:8px;display:inline-block}
.geo__cities{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:8px}
.geo__city{font-size:14px;color:#555;padding:5px 10px;border-radius:4px;transition:all .15s}
.geo__city:hover{background:#ff6b35;color:#fff}

/* ===== DISCOUNT BANNER ===== */
.discount-banner{background:linear-gradient(135deg,#ff6b35,#e55a2b);color:#fff;padding:40px 0;text-align:center}
.discount-banner__inner{display:flex;align-items:center;justify-content:center;gap:30px;flex-wrap:wrap}
.discount-banner__icon{font-size:48px}
.discount-banner__title{font-size:28px;font-weight:800}
.discount-banner__text{font-size:16px;color:rgba(255,255,255,.9);max-width:500px}
.discount-banner__form{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:15px}
.discount-banner__form input{padding:12px 16px;border:none;border-radius:6px;font-size:15px;min-width:220px}
.discount-banner__form button{background:#1a2332;color:#fff;padding:12px 24px;border-radius:6px;font-weight:600;font-size:15px}

/* ===== FOOTER ===== */
.footer{background:#15202e;color:#a0b3c5;padding:50px 0 20px}
.footer__grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px;margin-bottom:30px}
.footer__logo{font-size:24px;font-weight:800;color:#fff;margin-bottom:10px}
.footer__logo span{color:#ff6b35}
.footer__addr{font-size:14px;line-height:1.7;margin-bottom:10px}
.footer__addr a{color:#a0b3c5}
.footer__addr a:hover{color:#ff6b35}
.footer__col-title{font-size:16px;font-weight:700;color:#fff;margin-bottom:15px}
.footer__col ul li{margin-bottom:8px}
.footer__col ul li a{font-size:14px;color:#a0b3c5;transition:color .15s}
.footer__col ul li a:hover{color:#ff6b35}
.footer__bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:13px}

/* ===== MODAL ===== */
.modal{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.6);z-index:9999;align-items:center;justify-content:center;padding:20px}
.modal.open{display:flex}
.modal__box{background:#fff;border-radius:12px;padding:35px;max-width:450px;width:100%;position:relative;animation:modalIn .3s ease}
@keyframes modalIn{from{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}
.modal__close{position:absolute;top:12px;right:16px;font-size:28px;color:#aaa;cursor:pointer;line-height:1}
.modal__title{font-size:22px;font-weight:700;color:#1a2332;margin-bottom:20px;text-align:center}
.modal__input{width:100%;padding:12px 16px;border:2px solid #e0e3e7;border-radius:6px;font-size:15px;margin-bottom:12px}
.modal__input:focus{outline:none;border-color:#ff6b35}
.modal__label{font-size:12px;color:#888;margin-bottom:15px;display:block}
.modal__label a{color:#ff6b35;text-decoration:underline}
.modal__btn{width:100%;background:#ff6b35;color:#fff;padding:14px;border-radius:6px;font-size:16px;font-weight:600;transition:background .2s}
.modal__btn:hover{background:#e55a2b}
.modal__success{display:none;text-align:center;padding:20px 0}
.modal__success.show{display:block}
.modal__success h3{font-size:24px;color:#2e7d32;margin-bottom:10px}
.modal__success p{color:#666}

/* ===== FLOATING BUTTONS ===== */
.floating-btns{position:fixed;bottom:20px;right:20px;z-index:9000;display:flex;flex-direction:column;gap:10px}
.floating-btn{width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:24px;color:#fff;box-shadow:0 4px 15px rgba(0,0,0,.2);transition:transform .2s}
.floating-btn:hover{transform:scale(1.1)}
.floating-btn--call{background:#ff6b35}
.floating-btn--calc{background:#1a2332}

/* ===== RESPONSIVE ===== */
@media(max-width:991px){
  .frscr1__h1{font-size:32px}
  .frscr1__right{flex:1 100%;text-align:left}
  .footer__grid{grid-template-columns:1fr 1fr}
  .menu__list{display:none;position:absolute;top:100%;left:0;right:0;background:#1a2332;flex-direction:column;z-index:200}
  .menu__list.open{display:flex}
  .menu__burger{display:block}
  .menu__submenu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;background:#15202e}
}
@media(max-width:575px){
  .frscr1__h1{font-size:26px}
  .frscr1__descr{font-size:15px}
  .section-title{font-size:24px}
  .frscr4__title{font-size:22px}
  .frscr4__stats{gap:20px}
  .frscr4__stat-num{font-size:28px}
  .footer__grid{grid-template-columns:1fr}
  .competitor-offer{padding:25px}
  .calc-form{padding:20px}
  .priceblock__card-price{font-size:26px}
  .header__tel{font-size:16px}
  .header__right{gap:10px}
}