/* ============================================================
   Barceff — responsive rebuild (faithful pass)
   ============================================================ */

/* ---- Fonts (Inter subsets, served from /assets) ---- */
@font-face{font-family:'Inter';font-style:normal;font-weight:300 900;font-display:swap;
  src:url("assets/9612de97-7b36-466f-bd66-b606d1d8be32.woff2") format('woff2');
  unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F;}
@font-face{font-family:'Inter';font-style:normal;font-weight:300 900;font-display:swap;
  src:url("assets/f95971f3-89e1-4dcc-bd1a-896e7bb2fa72.woff2") format('woff2');
  unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116;}
@font-face{font-family:'Inter';font-style:normal;font-weight:300 900;font-display:swap;
  src:url("assets/bb1a3185-035f-4f50-bf3c-3166904b2182.woff2") format('woff2');
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;}
@font-face{font-family:'Inter';font-style:normal;font-weight:300 900;font-display:swap;
  src:url("assets/2117d550-84e5-4e5f-9c57-18f04e5f6e7d.woff2") format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}

/* ---- Tokens ---- */
:root{
  --blue:#198abe;
  --blue-bright:#00adee;
  --blue-vivid:#03baff;
  --ink:#1a1a1a;
  --black:#0a0a0a;
  --gray:#717171;
  --line:#e7ebef;
  --container:1320px;
}

/* ---- Reset ---- */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;color:var(--ink);background:#fff;line-height:1.5;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
:focus-visible{outline:3px solid var(--blue-bright);outline-offset:2px}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 clamp(16px,4vw,48px)}

/* ---- Section scaffolding ---- */
.section{position:relative;padding:clamp(48px,7vw,104px) 0}
.section__head{text-align:center;margin-bottom:clamp(32px,5vw,60px)}
.section__title{font-weight:700;font-size:clamp(28px,4.4vw,54px);letter-spacing:-0.03em;color:#000;line-height:1.05}
.section__rule{display:flex;gap:6px;justify-content:center;margin:16px 0 12px}
.section__rule span{width:clamp(40px,4vw,58px);height:4px;background:#000;border-radius:2px}
.section__rule span:first-child{background:var(--blue)}
.section__subtitle{color:var(--gray);font-size:clamp(17px,2.2vw,34px);letter-spacing:-0.03em}
.section__head--left{text-align:left}
.section__head--left .section__rule{justify-content:flex-start}

/* ============================= HEADER ============================= */
.site-header{position:sticky;top:0;z-index:200;background:#fff;box-shadow:0 2px 14px rgba(0,0,0,.07)}
.topbar{border-bottom:1px solid var(--line);font-size:15px}
.topbar__inner{display:flex;justify-content:flex-end;align-items:center;gap:clamp(12px,2.5vw,22px);height:46px}
.topbar__contact{display:flex;align-items:center;gap:clamp(12px,2.5vw,22px);flex-wrap:wrap}
.topbar__sep{width:1px;height:22px;background:#cfcfcf}
.topbar__item{display:flex;align-items:center;gap:8px;color:var(--ink);transition:color .15s}
.topbar__item:hover{color:var(--blue)}
.topbar__item svg{width:18px;height:18px;fill:var(--blue);flex:0 0 auto}
.lang{display:flex;gap:8px}
.lang__btn{border:none;border-radius:6px;padding:6px 12px;font-weight:700;font-size:14px;color:#fff;background:#788ca5;cursor:pointer;transition:background .15s}
.lang__btn.is-active{background:var(--blue-bright)}

.nav{position:relative}
.nav__inner{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:10px 0}
.nav__logo img{height:clamp(42px,5vw,60px);width:auto}
.nav__toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.nav__toggle span{display:block;width:28px;height:3px;background:var(--black);border-radius:2px;transition:transform .25s,opacity .2s}

.nav__menu{display:flex;align-items:stretch;background:rgba(16,18,22,.95);border-radius:34px;box-shadow:0 10px 26px rgba(10,12,16,.22)}
.nav__links{display:flex;list-style:none;align-items:stretch}
.nav__links a{display:flex;align-items:center;padding:17px 15px;color:#fff;font-weight:700;font-size:15px;letter-spacing:-0.02em;white-space:nowrap;transition:color .15s}
.nav__links li + li a{border-left:1px solid rgba(120,200,235,.35)}
.nav__links a:hover{color:var(--blue-bright)}
.nav__links a.is-active{background:#000;border-radius:34px 8px 8px 34px}
.nav__cta{display:flex;align-items:center;gap:8px;background:#000;color:#fff;font-weight:700;font-size:15px;padding:17px 24px;border-radius:8px 34px 34px 8px;white-space:nowrap;transition:color .15s}
.nav__cta:hover{color:var(--blue-bright)}
.nav__cta-plus{color:var(--blue-bright);font-size:18px}

/* ============================= HERO ============================= */
.hero{position:relative;display:flex;align-items:center;min-height:clamp(480px,56vw,760px);overflow:hidden;color:#fff;background:#cfe6f3}
.hero__bg{position:absolute;inset:0;background:url("assets/49ddbbde-9791-4a44-b566-30da34d6c2f8.jpg") center/cover no-repeat}
.hero__overlay{position:absolute;inset:0;background:linear-gradient(105deg,rgba(18,86,134,.32) 0%,rgba(18,86,134,0) 50%)}
.hero__inner{position:relative;width:100%;z-index:3;padding-top:clamp(24px,5vw,56px);padding-bottom:clamp(70px,9vw,150px)}
.hero__watermark{font-weight:700;font-size:clamp(34px,7vw,96px);line-height:.9;letter-spacing:-0.07em;color:rgba(255,255,255,.5);text-shadow:0 2px 24px rgba(0,0,0,.12);margin-bottom:clamp(20px,3vw,42px)}
.hero__content{display:flex;align-items:center;justify-content:flex-start;gap:0;flex-wrap:wrap}
.hero__card{background:rgba(255,255,255,.95);border-radius:22px;padding:clamp(24px,3vw,42px) clamp(28px,4vw,54px);box-shadow:0 26px 64px rgba(0,0,0,.24);backdrop-filter:blur(2px)}
.hero__list{list-style:none;display:flex;flex-direction:column;gap:clamp(12px,1.6vw,22px)}
.hero__list li{display:flex;align-items:center;gap:16px;color:#000;font-weight:500;font-size:clamp(18px,2.4vw,40px);letter-spacing:-0.035em}
.hero__list img{width:clamp(26px,2.4vw,42px);height:auto;flex:0 0 auto}
.hero__product{width:clamp(150px,23vw,350px);height:auto;margin-left:clamp(-80px,-5vw,-32px);position:relative;z-index:2;filter:drop-shadow(0 26px 46px rgba(0,0,0,.42))}
.hero__arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:4;width:clamp(40px,3.4vw,56px);height:clamp(40px,3.4vw,56px);border:none;border-radius:50%;background:#fff;color:var(--blue);display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 6px 18px rgba(0,0,0,.2);transition:transform .15s,background .15s}
.hero__arrow:hover{background:var(--blue);color:#fff}
.hero__arrow svg{width:14px;height:22px}
.hero__arrow--left{left:clamp(10px,2vw,38px)}
.hero__arrow--right{right:clamp(10px,2vw,38px)}
.hero__wave{position:absolute;left:0;right:0;bottom:-2px;height:clamp(60px,9vw,150px);z-index:3;pointer-events:none;
  background:linear-gradient(to bottom,rgba(255,255,255,0) 0%,rgba(255,255,255,.65) 55%,#fff 100%),
  url("assets/2db6971c-c060-4aba-ace7-9a7797726652.png") bottom center/120% 100% no-repeat}

/* ============================= PRODUCTS ============================= */
.products{overflow:hidden}
.products__hills{position:absolute;left:50%;transform:translateX(-50%);bottom:clamp(70px,9vw,120px);width:min(1640px,96vw);height:clamp(220px,30vw,540px);z-index:0;
  background:url("assets/ca0fd1a3-d71e-460a-aef2-b06e9be1e065.png") center top/cover no-repeat;
  -webkit-mask-image:linear-gradient(to bottom,#000 0%,#000 55%,transparent 92%);mask-image:linear-gradient(to bottom,#000 0%,#000 55%,transparent 92%)}
.products__grid{position:relative;z-index:1;display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(18px,2.5vw,30px);max-width:1120px;margin:0 auto}
.pcard{position:relative;border-radius:22px;overflow:hidden;aspect-ratio:3/2;box-shadow:0 22px 44px rgba(0,0,0,.18)}
.pcard img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.pcard:hover img{transform:scale(1.04)}
.pcard__tag{position:absolute;top:22px;left:22px;padding:10px 30px;border-radius:18px;font-weight:700;font-size:clamp(20px,2vw,38px);letter-spacing:-0.04em;color:#fff;box-shadow:0 10px 22px rgba(0,0,0,.25)}
.pcard__tag--blue{background:var(--blue-vivid)}
.pcard__tag--dark{background:#000}
.products__cta{position:relative;z-index:1;display:flex;justify-content:center;margin-top:clamp(28px,4vw,50px)}
.btn--calc{display:inline-flex;align-items:center;gap:14px;background:var(--blue-vivid);color:#fff;font-weight:600;font-size:clamp(20px,2vw,35px);letter-spacing:-0.05em;padding:14px 44px 14px 30px;border-radius:20px;box-shadow:0 16px 32px rgba(3,186,255,.45);transition:transform .15s,box-shadow .15s}
.btn--calc img{width:clamp(36px,3vw,46px);height:auto}
.btn--calc:hover{transform:translateY(-2px);box-shadow:0 20px 40px rgba(3,186,255,.55)}

/* ============================= ABOUT ============================= */
.about{overflow:hidden}
.about__bg{position:absolute;right:-6%;top:6%;width:min(1100px,62vw);aspect-ratio:1/1;z-index:0;opacity:.5;
  background:url("assets/b630a91f-63e8-463f-92b8-91e482df1cb3.png") center/contain no-repeat;
  -webkit-mask-image:linear-gradient(to bottom,#000 0%,#000 62%,transparent 86%);mask-image:linear-gradient(to bottom,#000 0%,#000 62%,transparent 86%)}
.about__grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:clamp(32px,5vw,64px);align-items:start}
.about__text{margin:clamp(20px,2.5vw,28px) 0;font-size:clamp(16px,1.3vw,19px);line-height:1.7;color:#000;max-width:62ch}
.about__list{list-style:none}
.about__list li{position:relative;padding-left:28px;margin-bottom:11px;font-size:clamp(15px,1.2vw,18px);color:#000}
.about__list li::before{content:"";position:absolute;left:0;top:.55em;width:11px;height:11px;border-radius:50%;background:var(--blue)}
.about__badges{display:flex;flex-direction:column;gap:16px;position:sticky;top:130px}
.badge{display:flex;align-items:center;gap:18px;background:rgba(255,255,255,.72);backdrop-filter:blur(4px);border:1px solid rgba(255,255,255,.6);border-radius:20px;padding:16px 22px;box-shadow:0 10px 26px rgba(20,40,80,.1)}
.badge__icon{flex:0 0 auto;width:74px;height:74px;border-radius:50%;background:#000;display:flex;align-items:center;justify-content:center}
.badge__icon img{width:42px;height:42px;filter:brightness(0) invert(1)}
.badge p{font-weight:700;font-size:clamp(16px,1.4vw,21px);letter-spacing:-0.02em;color:#000}

/* ============================= PROCESS ============================= */
.process{overflow:hidden}
.process__bg{position:absolute;left:50%;top:0;transform:translateX(-50%);width:112%;height:100%;z-index:0;opacity:.28;
  background:url("assets/55090623-ae20-43d3-b524-1f01ab534315.png") center/cover no-repeat;
  -webkit-mask-image:linear-gradient(to bottom,transparent 0%,#000 12%,#000 88%,transparent 100%);mask-image:linear-gradient(to bottom,transparent 0%,#000 12%,#000 88%,transparent 100%)}
.process .container{position:relative;z-index:1}
.steps{position:relative;margin-bottom:clamp(40px,5vw,72px);padding-bottom:clamp(0px,4vw,40px)}
.steps__connector{display:none}
.steps__window{display:none}
.steps__list{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(20px,2.5vw,30px);position:relative;z-index:2}
.step{display:flex;flex-direction:column;align-items:center;text-align:center}
.step__circle{position:relative;width:clamp(150px,15vw,224px);aspect-ratio:1;margin-bottom:40px}
.step__photo{display:block;width:100%;height:100%;border-radius:50%;overflow:hidden;border:6px solid var(--blue);box-shadow:0 16px 32px rgba(0,0,0,.16);background:#fff}
.step__photo img{width:100%;height:100%;object-fit:cover}
.step__num{position:absolute;z-index:4;left:50%;bottom:-24px;transform:translateX(-50%);width:56px;height:62px;border-radius:14px;background:var(--blue);color:#fff;font-weight:700;font-size:36px;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 18px rgba(0,0,0,.22)}
.step__num--dark{background:#000}
.step p{font-size:clamp(15px,1.3vw,19px);letter-spacing:-0.02em;color:#000;max-width:260px}
.process__banner{position:relative;text-align:center;font-weight:700;font-size:clamp(26px,4.6vw,58px);letter-spacing:-0.02em;color:#000;line-height:1.1}
.process__banner-accent{color:var(--blue)}
.process__banner-glow{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:min(900px,90%);height:clamp(120px,16vw,260px);z-index:-1;
  background:url("assets/87e501e4-55b1-46b3-b237-42a0ee633ac9.png") center/100% 100% no-repeat;opacity:.7}

/* desktop zigzag connector + framed window */
@media(min-width:1000px){
  .steps{min-height:560px}
  .step--low{margin-top:clamp(60px,7vw,120px)}
  .steps__window{display:block;position:absolute;left:50%;bottom:0;transform:translateX(-50%);width:clamp(420px,42vw,720px);height:auto;z-index:1;opacity:.96;filter:drop-shadow(0 18px 36px rgba(0,0,0,.18))}
  .steps__connector{display:block;position:absolute;left:2%;top:24px;width:96%;height:72%;z-index:2;pointer-events:none;
    background:url("assets/f8c65af3-79ce-4538-8d60-a14ecaf1264a.png") center/contain no-repeat}
  .steps__list{position:relative;z-index:3;padding-top:10px}
  .step p{position:relative;z-index:3;background:rgba(255,255,255,.55);border-radius:8px}
}

/* ============================= REVIEWS ============================= */
.reviews__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,2.5vw,30px);max-width:1120px;margin:0 auto}
.review{position:relative;background:#fff;border:1px solid #eef1f4;border-radius:18px;padding:54px 28px 30px;text-align:center;box-shadow:0 16px 38px rgba(0,0,0,.06);margin-top:44px}
.review--featured{border-color:var(--blue-bright);box-shadow:0 20px 44px rgba(0,173,238,.18)}
.review__avatar{position:absolute;top:-42px;left:50%;margin-left:-40px;--asize:80px;--asrc:120px;
  width:var(--asize);height:var(--asize);border-radius:50%;border:4px solid #fff;box-shadow:0 6px 16px rgba(0,0,0,.18);
  background-image:url("assets/808f95a0-a77f-4166-a1b9-dd2ee6a306b0.png");background-repeat:no-repeat;
  background-size:calc(1503px*var(--asize)/var(--asrc)) calc(596px*var(--asize)/var(--asrc));
  background-position:calc(var(--asize)/2 - var(--ax)*var(--asize)/var(--asrc)) calc(var(--asize)/2 - var(--ay)*var(--asize)/var(--asrc))}
.review__stars{color:#f5b301;font-size:20px;letter-spacing:3px;margin-bottom:14px}
.review__text{color:#4a4a4a;font-style:italic;line-height:1.55;margin-bottom:18px}
.review__name{font-weight:700;font-size:18px;color:#111}
.review__role{color:var(--blue-bright);font-weight:700;font-size:12px;letter-spacing:.05em;text-transform:uppercase;margin-top:4px}

/* ============================= PROMO / NEWS ============================= */
.promo__grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(20px,3vw,32px)}
.promo__card{position:relative;overflow:hidden;border-radius:30px;padding:clamp(32px,4vw,60px);min-height:clamp(230px,27vw,360px);display:flex;flex-direction:column;justify-content:center;color:#fff;box-shadow:0 22px 50px rgba(0,0,0,.18)}
.promo__card::after{content:"";position:absolute;width:340px;height:340px;border-radius:50%;right:-70px;top:-90px;background:radial-gradient(circle,rgba(255,255,255,.2),transparent 70%)}
.promo__card--blue{background:linear-gradient(135deg,#1f97cb 0%,var(--blue) 100%)}
.promo__card--dark{background:linear-gradient(135deg,#1b1b1b 0%,var(--black) 100%)}
.promo__watermark{position:absolute;left:3%;bottom:-16%;font-weight:800;font-size:300px;line-height:1;color:rgba(255,255,255,.07);z-index:0}
.promo__text{position:relative;z-index:2;max-width:60%}
.promo__img{position:absolute;z-index:1;right:clamp(8px,2vw,30px);bottom:0;width:clamp(118px,26%,260px);height:auto;filter:drop-shadow(0 18px 34px rgba(0,0,0,.4))}
.promo__img--news{width:clamp(110px,23%,240px);right:clamp(8px,2vw,38px)}
.promo__card h3{position:relative;font-weight:700;font-size:clamp(40px,6vw,100px);line-height:1;letter-spacing:-0.05em;margin-bottom:18px}
.promo__card p{position:relative;font-size:clamp(18px,2vw,33px);line-height:1.35;max-width:440px;opacity:.96}

/* ============================= CLIENTS ============================= */
.clients{padding-top:clamp(36px,5vw,72px)}
.clients__strip{width:100%;max-width:1500px;margin:0 auto;height:auto}

/* ============================= FOOTER ============================= */
.footer{position:relative;margin-top:clamp(40px,5vw,76px);background:linear-gradient(180deg,#2b4a86 0%,#1d3470 55%,#15264a 100%);color:#fff;padding-top:clamp(48px,5vw,76px)}
.footer::before{content:"";position:absolute;left:0;right:0;bottom:100%;height:clamp(40px,5vw,76px);pointer-events:none;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 100' preserveAspectRatio='none'%3E%3Cpath fill='%232b4a86' d='M0,100 L0,56 C400,14 1040,14 1440,56 L1440,100 Z'/%3E%3C/svg%3E") no-repeat center bottom/100% 100%}
.footer__silhouette{position:absolute;left:-4%;bottom:0;width:min(620px,52vw);aspect-ratio:1.9/1;z-index:0;opacity:.16;mix-blend-mode:screen;
  background:url("assets/0b6e7bde-2f63-44c7-a4ed-4039d29fab3c.png") left bottom/contain no-repeat}
.footer__grid{position:relative;z-index:1;display:grid;grid-template-columns:1.3fr 1fr 1fr 1.4fr 1.4fr;gap:clamp(24px,3vw,40px);padding-bottom:clamp(36px,5vw,56px)}
.footer__logo{height:clamp(52px,6vw,72px);width:auto;filter:brightness(0) invert(1);margin-bottom:22px}
.footer__social{display:flex;gap:12px}
.footer__social a{width:42px;height:42px;border-radius:50%;background:rgba(255,255,255,.12);display:flex;align-items:center;justify-content:center;transition:background .2s}
.footer__social a:hover{background:var(--blue-bright)}
.footer__social svg{width:20px;height:20px;fill:#fff}
.footer__col{min-width:0}
.footer__col h4{font-weight:700;font-size:clamp(19px,1.8vw,24px);letter-spacing:-0.02em;margin-bottom:16px;padding-bottom:12px;position:relative}
.footer__col h4::after{content:"";position:absolute;left:0;bottom:0;width:64px;height:3px;background:var(--blue-bright);border-radius:2px}
.footer__col ul{list-style:none}
.footer__col li{margin-bottom:10px}
.footer__col a{opacity:.85;transition:opacity .15s,color .15s}
.footer__col a:hover{opacity:1;color:var(--blue-bright)}
.footer__contacts p{margin-bottom:14px;line-height:1.5;opacity:.9;font-size:15px}
.footer__contacts strong{font-weight:700}
.footer__phones{display:flex;flex-direction:column;gap:4px}
.footer__mail{font-weight:600}
.footer__subscribe .subscribe{display:flex;flex-direction:column;gap:12px;max-width:300px}
.subscribe input,.subscribe button{width:100%}
.subscribe input{padding:12px 16px;border:none;border-radius:10px;font-size:15px;color:#263f6b;background:#fff}
.subscribe input::placeholder{color:#7c8ba6}
.subscribe button{padding:13px;border:none;border-radius:10px;background:#406ebc;color:#fff;font-weight:700;font-size:18px;letter-spacing:-0.02em;cursor:pointer;transition:background .2s}
.subscribe button:hover{background:var(--blue-bright)}
.subscribe__msg{font-size:13px;min-height:16px;opacity:.95}
.footer__bottom{position:relative;z-index:1;background:#000;padding:16px 0;text-align:center;font-size:14px;opacity:.85}

/* ============================= RESPONSIVE ============================= */
@media(max-width:980px){
  .nav__inner{justify-content:center}
  .nav__logo{margin:0 auto}
  .nav__toggle{display:flex;position:absolute;right:clamp(16px,4vw,48px);top:50%;transform:translateY(-50%);margin:0}
  .nav__menu{position:absolute;top:calc(100% + 8px);left:0;right:0;flex-direction:column;align-items:stretch;border-radius:16px;padding:8px 0;display:none;z-index:50}
  .nav.is-open .nav__menu{display:flex}
  .nav__links{flex-direction:column}
  .nav__links li + li a{border-left:none;border-top:1px solid rgba(120,200,235,.18)}
  .nav__links a{padding:15px 24px;justify-content:flex-start}
  .nav__links a.is-active{border-radius:0}
  .nav__cta{justify-content:center;margin:10px 16px 6px;border-radius:10px}
  .nav.is-open .nav__toggle span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .nav.is-open .nav__toggle span:nth-child(2){opacity:0}
  .nav.is-open .nav__toggle span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
}
@media(max-width:1024px){
  .footer__grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:900px){
  .about__grid{grid-template-columns:1fr}
  .about__badges{position:static;flex-direction:row;flex-wrap:wrap}
  .badge{flex:1 1 280px}
  .about__bg{opacity:.18}
}
@media(max-width:880px){
  .steps__list{grid-template-columns:repeat(2,1fr);gap:44px 24px}
}
@media(max-width:860px){
  .reviews__grid{grid-template-columns:1fr;max-width:440px}
}
@media(max-width:820px){
  .footer__grid{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
  .promo__grid{grid-template-columns:1fr}
}
@media(max-width:640px){
  .topbar__contact .topbar__item[href^="mailto"],.topbar__sep{display:none}
  .products__grid{grid-template-columns:1fr;max-width:460px}
  .products__hills{bottom:auto;top:38%;height:60%}
  .hero__content{justify-content:center;text-align:center}
  .hero__product{order:-1;margin-left:0}
  .hero__arrow{display:none}
}
@media(max-width:520px){
  .steps__list{grid-template-columns:1fr;gap:48px}
  .step p{max-width:320px}
}
@media(max-width:480px){
  .footer__grid{grid-template-columns:1fr}
  .about__badges{flex-direction:column}
}

/* ============================================================
   INTERNAL PAGES
   ============================================================ */

/* ---- Page hero / banner ---- */
.page-hero{position:relative;display:flex;align-items:flex-end;min-height:clamp(240px,30vw,400px);overflow:hidden;color:#fff;background:#14406a}
.page-hero__bg{position:absolute;inset:0;background-size:cover;background-position:center}
.page-hero__overlay{position:absolute;inset:0;background:linear-gradient(95deg,rgba(11,38,66,.85) 0%,rgba(11,38,66,.5) 55%,rgba(11,38,66,.35) 100%)}
.page-hero__inner{position:relative;z-index:3;width:100%;padding-top:clamp(40px,6vw,72px);padding-bottom:clamp(48px,7vw,96px)}
.page-hero h1{font-weight:700;font-size:clamp(34px,5.2vw,66px);letter-spacing:-0.03em;line-height:1.04}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:15px;margin-bottom:16px}
.breadcrumb a{opacity:.85;transition:color .15s,opacity .15s}
.breadcrumb a:hover{opacity:1;color:var(--blue-bright)}
.breadcrumb .sep{opacity:.55}
.breadcrumb .current{opacity:.7}

/* ---- Intro / lead ---- */
.lead{max-width:820px;margin:0 auto clamp(36px,5vw,56px);text-align:center;color:var(--gray);font-size:clamp(17px,1.5vw,22px);line-height:1.6}
.lead--left{text-align:left;margin-left:0}

/* ---- Catalog grid (category cards) ---- */
.catalog{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,2.5vw,30px)}
.cat-card{position:relative;display:block;border-radius:18px;overflow:hidden;background:#0a0a0a;aspect-ratio:4/3;box-shadow:0 16px 34px rgba(0,0,0,.14);color:#fff}
.cat-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.cat-card:hover img{transform:scale(1.06)}
.cat-card__shade{position:absolute;inset:0;background:linear-gradient(to top,rgba(7,18,32,.85) 0%,rgba(7,18,32,.2) 52%,rgba(7,18,32,0) 100%)}
.cat-card__title{position:absolute;left:0;right:0;bottom:0;padding:clamp(16px,1.6vw,24px);display:flex;align-items:center;justify-content:space-between;gap:12px;font-weight:700;font-size:clamp(16px,1.35vw,21px);letter-spacing:-0.02em;line-height:1.2}
.cat-card__arrow{flex:0 0 auto;width:34px;height:34px;border-radius:50%;background:var(--blue-vivid);display:flex;align-items:center;justify-content:center;transition:transform .2s,background .2s}
.cat-card__arrow svg{width:14px;height:14px;fill:#fff}
.cat-card:hover .cat-card__arrow{transform:translateX(4px);background:var(--blue-bright)}

/* ---- About page ---- */
.about-page__grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:clamp(32px,5vw,60px);align-items:center}
.about-page__text p{margin-bottom:16px;line-height:1.72;font-size:clamp(16px,1.2vw,18px);color:#000}
.about-page__media{position:relative}
.about-page__img{border-radius:22px;overflow:hidden;box-shadow:0 22px 50px rgba(0,0,0,.18)}
.about-page__img img{width:100%;height:100%;object-fit:cover}
.about-page__stat{position:absolute;right:-10px;bottom:-22px;background:var(--blue);color:#fff;border-radius:18px;padding:18px 26px;box-shadow:0 16px 34px rgba(25,138,190,.45);text-align:center}
.about-page__stat b{display:block;font-size:clamp(32px,3.4vw,46px);line-height:1;letter-spacing:-0.03em}
.about-page__stat span{font-size:14px;letter-spacing:.02em;opacity:.95}
.about-list{list-style:none;margin:20px 0;columns:2;column-gap:36px}
.about-list li{position:relative;padding-left:28px;margin-bottom:11px;font-size:clamp(15px,1.1vw,17px);color:#000;break-inside:avoid}
.about-list li::before{content:"";position:absolute;left:0;top:.5em;width:11px;height:11px;border-radius:50%;background:var(--blue)}

/* ---- Contact page ---- */
.contact__grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:clamp(28px,4vw,56px);align-items:start}
.contact__info{display:flex;flex-direction:column;gap:18px}
.contact-item{display:flex;align-items:flex-start;gap:16px;background:#f3f6f9;border-radius:16px;padding:18px 22px}
.contact-item__icon{flex:0 0 auto;width:50px;height:50px;border-radius:50%;background:var(--blue);display:flex;align-items:center;justify-content:center}
.contact-item__icon svg{width:24px;height:24px;fill:#fff}
.contact-item h3{font-size:17px;font-weight:700;margin-bottom:4px;color:#000}
.contact-item p,.contact-item a{font-size:15px;color:#444;line-height:1.5;display:block}
.contact-item a:hover{color:var(--blue)}
.contact__form{background:#fff;border:1px solid var(--line);border-radius:22px;padding:clamp(24px,3vw,40px);box-shadow:0 18px 44px rgba(0,0,0,.07)}
.contact__form h2{font-size:clamp(22px,2.2vw,30px);font-weight:700;letter-spacing:-0.02em;margin-bottom:20px;color:#000}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:6px;color:#333}
.field input,.field textarea{width:100%;padding:13px 16px;border:1px solid #d8dee6;border-radius:10px;font-family:inherit;font-size:15px;color:#222;background:#fbfcfd;transition:border-color .15s,box-shadow .15s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--blue-bright);box-shadow:0 0 0 3px rgba(0,173,238,.15)}
.field textarea{min-height:130px;resize:vertical}
.consent{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:#555;margin-bottom:18px;line-height:1.45}
.consent input{margin-top:2px;flex:0 0 auto;width:16px;height:16px;accent-color:var(--blue)}
.contact__form button{display:inline-flex;align-items:center;gap:10px;background:var(--blue-vivid);color:#fff;font-weight:700;font-size:17px;letter-spacing:-0.02em;border:none;border-radius:12px;padding:14px 36px;cursor:pointer;transition:transform .15s,box-shadow .15s,background .15s}
.contact__form button:hover{background:var(--blue);transform:translateY(-2px);box-shadow:0 14px 28px rgba(25,138,190,.35)}
.form-msg{font-size:14px;min-height:18px;margin-top:12px}
.contact__map{margin-top:clamp(36px,5vw,64px);border-radius:22px;overflow:hidden;box-shadow:0 18px 44px rgba(0,0,0,.1);line-height:0}
.contact__map iframe{width:100%;height:clamp(280px,38vw,440px);border:0;display:block}

@media(max-width:900px){
  .about-page__grid{grid-template-columns:1fr;gap:48px}
  .about-page__stat{right:18px}
  .contact__grid{grid-template-columns:1fr}
}
@media(max-width:760px){
  .catalog{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:560px){
  .about-list{columns:1}
}
@media(max-width:520px){
  .catalog{grid-template-columns:1fr;max-width:440px;margin-left:auto;margin-right:auto}
}

/* ============================================================
   NAV DROPDOWN
   ============================================================ */
.nav__links .has-dropdown{position:relative}
.nav__caret{margin-left:6px;font-size:9px;opacity:.85;transition:transform .2s}
.nav__dropdown{position:absolute;top:100%;left:0;min-width:215px;list-style:none;background:rgba(16,18,22,.98);border-radius:0 0 14px 14px;padding:6px 0;box-shadow:0 18px 34px rgba(0,0,0,.32);opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .18s,transform .18s,visibility .18s;z-index:60}
.has-dropdown:hover .nav__dropdown,.has-dropdown:focus-within .nav__dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.has-dropdown:hover .nav__caret{transform:rotate(180deg)}
.nav__dropdown a{display:block;padding:11px 22px;font-size:14px;font-weight:600;color:#fff;white-space:nowrap;border:none!important}
.nav__dropdown a:hover{background:rgba(255,255,255,.08);color:var(--blue-bright)}
.nav__dropdown a.is-active{color:var(--blue-bright);background:rgba(255,255,255,.06)}

/* ============================================================
   GALLERY + LIGHTBOX
   ============================================================ */
.gallery{columns:4 260px;column-gap:14px}
.gallery__item{display:block;break-inside:avoid;margin:0 0 14px;border-radius:12px;overflow:hidden;position:relative;cursor:zoom-in;background:#eef1f4;box-shadow:0 8px 20px rgba(0,0,0,.08)}
.gallery__item img{width:100%;height:auto;display:block;transition:transform .45s,filter .3s}
.gallery__item:hover img{transform:scale(1.05);filter:brightness(.85)}
.gallery__item figcaption{position:absolute;left:0;right:0;bottom:0;padding:16px 12px 10px;font-size:13px;color:#fff;background:linear-gradient(to top,rgba(0,0,0,.82),transparent);opacity:0;transition:opacity .25s;line-height:1.3}
.gallery__item:hover figcaption{opacity:1}
@media(max-width:600px){.gallery{columns:2 140px;column-gap:10px}.gallery__item{margin-bottom:10px}}

.lightbox{position:fixed;inset:0;z-index:1000;background:rgba(7,12,20,.95);display:none;align-items:center;justify-content:center;padding:clamp(16px,4vw,40px)}
.lightbox.is-open{display:flex}
.lightbox__img{max-width:92vw;max-height:84vh;border-radius:8px;box-shadow:0 24px 64px rgba(0,0,0,.6);object-fit:contain}
.lightbox__cap{position:absolute;bottom:18px;left:0;right:0;text-align:center;color:#fff;font-size:15px;padding:0 24px;text-shadow:0 1px 4px rgba(0,0,0,.8)}
.lightbox__close,.lightbox__nav{position:absolute;background:rgba(255,255,255,.14);border:none;color:#fff;cursor:pointer;border-radius:50%;width:50px;height:50px;display:flex;align-items:center;justify-content:center;transition:background .2s}
.lightbox__close svg,.lightbox__nav svg{width:22px;height:22px;fill:#fff}
.lightbox__close:hover,.lightbox__nav:hover{background:rgba(255,255,255,.28)}
.lightbox__close{top:18px;right:18px}
.lightbox__nav{top:50%;transform:translateY(-50%)}
.lightbox__prev{left:18px}
.lightbox__next{right:18px}
@media(max-width:600px){.lightbox__nav{width:42px;height:42px}.lightbox__close{width:42px;height:42px}}

/* ============================================================
   LOGO GRID (partners / clients)
   ============================================================ */
.logo-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:clamp(16px,2vw,26px)}
.logo-card{display:flex;align-items:center;justify-content:center;background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px 22px;min-height:150px;box-shadow:0 8px 22px rgba(0,0,0,.05);transition:transform .2s,box-shadow .2s}
.logo-card:hover{transform:translateY(-3px);box-shadow:0 14px 32px rgba(0,0,0,.1)}
.logo-card img{max-width:100%;max-height:96px;width:auto;height:auto;object-fit:contain;filter:grayscale(.25);transition:filter .25s}
.logo-card:hover img{filter:grayscale(0)}
@media(max-width:520px){.logo-grid{grid-template-columns:repeat(2,1fr)}.logo-card{min-height:120px;padding:18px}}

/* ---- Nav dropdown on mobile: expand inline inside the hamburger menu ---- */
@media(max-width:980px){
  .nav__links .has-dropdown{display:block}
  .nav__caret{display:inline-flex;align-items:center;margin-left:auto;padding:6px 4px;font-size:11px;opacity:.9;transition:transform .2s}
  .nav__links .has-dropdown > a{display:flex;align-items:center}
  .nav__dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;background:rgba(0,0,0,.22);border-radius:0;padding:0;min-width:0;display:none}
  .has-dropdown.is-open > .nav__dropdown{display:block}
  .has-dropdown.is-open > a .nav__caret{transform:rotate(180deg)}
  .nav__dropdown a{padding:13px 24px 13px 46px;font-size:14px;border-top:1px solid rgba(120,200,235,.14)!important}
}

/* ============================================================
   ARTICLE / CONTENT PAGE
   ============================================================ */
.feature-img{border-radius:22px;overflow:hidden;margin:0 auto clamp(28px,4vw,46px);max-width:1000px;box-shadow:0 22px 50px rgba(0,0,0,.18)}
.feature-img img{width:100%;height:auto;display:block}
.prose{max-width:860px;margin:0 auto}
.prose p{margin-bottom:18px;line-height:1.78;font-size:clamp(16px,1.2vw,18px);color:#000}
.prose p:last-child{margin-bottom:0}
.prose h2{font-weight:700;font-size:clamp(22px,2.4vw,30px);letter-spacing:-0.02em;color:#000;margin:clamp(24px,3.5vw,38px) 0 14px;padding-left:16px;border-left:4px solid var(--blue)}

/* ============================================================
   NESTED FLYOUT (3rd-level menu)
   ============================================================ */
.nav__dropdown .has-sub{position:relative}
.nav__dropdown .has-sub > a{display:flex;align-items:center;justify-content:space-between;gap:12px}
.nav__subcaret{font-size:9px;opacity:.7}
.nav__subdropdown{position:absolute;top:-6px;left:100%;min-width:240px;list-style:none;background:rgba(16,18,22,.99);border-radius:12px;padding:6px 0;box-shadow:0 18px 34px rgba(0,0,0,.4);opacity:0;visibility:hidden;transform:translateX(8px);transition:opacity .18s,transform .18s,visibility .18s;z-index:70}
.nav__dropdown .has-sub:hover .nav__subdropdown,.nav__dropdown .has-sub:focus-within .nav__subdropdown{opacity:1;visibility:visible;transform:translateX(0)}
.nav__subdropdown a{display:block;padding:11px 22px;font-size:14px;font-weight:600;color:#fff;white-space:nowrap}
.nav__subdropdown a:hover{background:rgba(255,255,255,.08);color:var(--blue-bright)}
.nav__subdropdown a.is-active{color:var(--blue-bright);background:rgba(255,255,255,.06)}

/* ============================================================
   SYSTEM LIST (profile systems)
   ============================================================ */
.syslist{display:flex;flex-direction:column;gap:clamp(18px,2.4vw,26px);max-width:1120px;margin:0 auto}
.sysrow{display:grid;grid-template-columns:300px 1fr;gap:clamp(20px,3vw,40px);align-items:center;background:#fff;border:1px solid var(--line);border-radius:18px;padding:clamp(18px,2.4vw,28px);box-shadow:0 10px 26px rgba(0,0,0,.05)}
.sysrow__img{background:#f3f6f9;border-radius:12px;padding:16px;display:flex;align-items:center;justify-content:center;min-height:120px}
.sysrow__img img{max-width:100%;height:auto}
.sysrow__name{font-weight:700;font-size:clamp(19px,1.9vw,26px);letter-spacing:-0.02em;color:#000;margin-bottom:8px}
.sysrow__desc{color:#444;line-height:1.65;font-size:clamp(15px,1.1vw,17px)}
@media(max-width:700px){.sysrow{grid-template-columns:1fr;gap:14px;text-align:center}.sysrow__img{min-height:0}}

/* ============================================================
   PRICE / INQUIRY PAGE
   ============================================================ */
.price-info{max-width:920px;margin:0 auto clamp(30px,4vw,46px);background:#f3f6f9;border-radius:18px;padding:clamp(20px,3vw,34px)}
.price-info > p{font-size:clamp(15px,1.1vw,17px);color:#000;line-height:1.6;margin-bottom:14px}
.price-info ul{list-style:none;display:flex;flex-direction:column;gap:9px}
.price-info li{position:relative;padding-left:26px;font-size:clamp(15px,1.1vw,17px);color:#000;line-height:1.5}
.price-info li::before{content:"";position:absolute;left:0;top:.5em;width:10px;height:10px;border-radius:50%;background:var(--blue)}
.price-info .gift{margin-top:16px;margin-bottom:0;font-weight:600;color:var(--blue)}
.price-subhead{text-align:center;font-weight:700;font-size:clamp(20px,2.4vw,30px);letter-spacing:-0.02em;margin:clamp(36px,4.5vw,52px) 0 clamp(20px,2.5vw,30px);color:#000}
.price-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:clamp(18px,2.2vw,26px)}
.price-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:0 10px 26px rgba(0,0,0,.06);transition:transform .2s,box-shadow .2s}
.price-card:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(0,0,0,.1)}
.price-card__img{background:#f3f6f9;display:flex;align-items:center;justify-content:center;padding:18px;min-height:190px}
.price-card__img img{max-width:100%;max-height:180px;width:auto;height:auto;object-fit:contain}
.price-card__body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.price-card__tag{align-self:flex-start;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:#fff;background:var(--blue);padding:3px 11px;border-radius:20px}
.price-card__tag--color{background:#7a5230}
.price-card__dim{font-size:14px;color:#444;line-height:1.45;flex:1}
.price-card__cta{margin-top:6px;display:inline-flex;align-items:center;justify-content:center;background:var(--blue-vivid);color:#fff;font-weight:700;font-size:14px;padding:11px;border-radius:10px;transition:background .2s}
.price-card__cta:hover{background:var(--blue)}
.price-note{max-width:920px;margin:clamp(28px,4vw,40px) auto 0;font-size:13px;color:var(--gray);line-height:1.6}

/* article h3 (used in HST sliding article) */
.prose h3{font-weight:700;font-size:clamp(18px,1.9vw,23px);letter-spacing:-0.01em;color:var(--blue);margin:clamp(22px,3vw,32px) 0 10px}
.prose ul{list-style:none;margin:6px 0 18px}
.prose ul li{position:relative;padding-left:26px;margin-bottom:9px;line-height:1.6;font-size:clamp(15px,1.15vw,17px);color:#000}
.prose ul li::before{content:"";position:absolute;left:0;top:.55em;width:10px;height:10px;border-radius:50%;background:var(--blue)}

/* nested flyout on mobile */
@media(max-width:980px){
  .nav__subdropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;background:rgba(0,0,0,.32);border-radius:0;padding:0;min-width:0;display:none}
  .has-sub.is-open > .nav__subdropdown{display:block}
  .nav__subdropdown a{padding:11px 24px 11px 66px;font-size:13px}
  .nav__subcaret{display:inline-flex;align-items:center;margin-left:auto;padding:6px 10px;font-size:12px;transition:transform .2s}
  .has-sub.is-open > a .nav__subcaret{transform:rotate(90deg)}
  .nav__dropdown .has-sub > a{justify-content:flex-start}
}

/* ============================================================
   DOOR PRODUCT GALLERY (uniform grid, always-visible names)
   ============================================================ */
.gallery--doors{columns:auto;column-gap:normal;display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:clamp(16px,2vw,26px)}
.gallery--doors .gallery__item{margin:0;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 10px 24px rgba(0,0,0,.06);cursor:zoom-in;transition:transform .2s,box-shadow .2s}
.gallery--doors .gallery__item:hover{transform:translateY(-3px);box-shadow:0 16px 32px rgba(0,0,0,.1)}
.gallery--doors .gallery__item img{width:100%;height:auto;aspect-ratio:1/1.62;object-fit:contain;background:#f3f6f9;border-radius:14px 14px 0 0}
.gallery--doors .gallery__item:hover img{transform:none;filter:none}
.gallery--doors .gallery__item figcaption{position:static;opacity:1;background:none;color:#000;font-weight:700;font-size:15px;letter-spacing:-0.01em;text-align:center;padding:13px 12px;line-height:1.3}
.gallery--handles{columns:auto;column-gap:normal;display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:clamp(16px,2vw,24px);max-width:760px;margin:0 auto}
.gallery--handles .gallery__item{margin:0;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 10px 24px rgba(0,0,0,.06);cursor:zoom-in}
.gallery--handles .gallery__item img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;background:#f3f6f9;border-radius:14px 14px 0 0}
.gallery--handles .gallery__item:hover img{transform:none;filter:none}
.gallery--handles .gallery__item figcaption{position:static;opacity:1;background:none;color:#000;font-weight:600;font-size:14px;text-align:center;padding:11px;text-transform:capitalize}
@media(max-width:560px){
  .gallery--doors,.gallery--handles{grid-template-columns:1fr 1fr}
  .gallery--doors .gallery__item figcaption{font-size:13px;padding:10px 8px}
}

/* ============================================================
   CALCULATOR
   ============================================================ */
.field select{width:100%;padding:13px 16px;border:1px solid #d8dee6;border-radius:10px;font-family:inherit;font-size:15px;color:#222;background:#fbfcfd;cursor:pointer}
.field select:focus{outline:none;border-color:var(--blue-bright);box-shadow:0 0 0 3px rgba(0,173,238,.15)}
.calc__grid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(0,1fr);gap:clamp(28px,4vw,48px);align-items:start}
.calc__step{font-weight:700;font-size:clamp(18px,1.8vw,22px);letter-spacing:-0.02em;color:#000;margin:clamp(22px,3vw,30px) 0 14px;padding-bottom:10px;border-bottom:2px solid var(--line)}
.calc__step:first-child{margin-top:0}
.calc__types{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.calc-type{display:flex;flex-direction:column;align-items:center;gap:10px;padding:18px 12px;background:#fff;border:2px solid var(--line);border-radius:14px;cursor:pointer;transition:border-color .15s,transform .15s,box-shadow .15s;color:#333;font-family:inherit}
.calc-type svg{width:34px;height:34px;color:var(--blue)}
.calc-type span{font-weight:700;font-size:14px;letter-spacing:-0.01em;text-align:center}
.calc-type:hover{border-color:var(--blue-bright);transform:translateY(-2px)}
.calc-type.is-active{border-color:var(--blue);background:#eef7fc;box-shadow:0 8px 20px rgba(25,138,190,.15)}
.calc__form{margin-top:6px}
.calc__row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.calc__submit{margin-top:22px;width:100%;justify-content:center;border:none;cursor:pointer;font-size:clamp(18px,1.7vw,22px);padding:15px 28px}
.calc-result{position:sticky;top:120px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:clamp(22px,3vw,32px);box-shadow:0 18px 44px rgba(0,0,0,.09)}
.calc-result__head{display:flex;flex-direction:column;gap:4px;padding-bottom:16px;border-bottom:2px solid var(--line);margin-bottom:14px}
.calc-result__head span{font-size:13px;color:var(--gray);text-transform:uppercase;letter-spacing:.05em;font-weight:600}
.calc-result__head strong{font-size:clamp(22px,2.8vw,32px);font-weight:800;letter-spacing:-0.02em;color:var(--blue);line-height:1.1}
.calc-result__sub{font-size:14px;color:#555;margin-bottom:14px}
.calc-result__table{width:100%;border-collapse:collapse;font-size:14px}
.calc-result__table td{padding:7px 0;border-bottom:1px solid #f0f2f5;color:#444}
.calc-result__table td:last-child{text-align:right;font-weight:600;color:#222;white-space:nowrap}
.calc-result__sub-tr td{font-weight:700;border-top:2px solid var(--line);color:#000}
.calc-result__profit td{color:var(--gray);font-size:13px}
.calc-result__note{font-size:12.5px;color:var(--gray);line-height:1.5;margin:16px 0 18px}
.calc-result__cta{width:100%;justify-content:center;font-size:16px;padding:13px 24px}
.calc-result__err{color:#c0392b;font-weight:600;font-size:15px}
.calc-elem{border:1px solid var(--line);border-radius:16px;padding:clamp(16px,2.2vw,24px);margin-bottom:16px;background:#fcfdfe}
.calc-elem__head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.calc-elem__title{font-size:16px;font-weight:800;letter-spacing:-0.01em;color:#111;margin:0}
.calc-elem__del{flex:0 0 auto;width:30px;height:30px;border:none;background:#f0f2f5;border-radius:50%;font-size:19px;line-height:1;color:#888;cursor:pointer;transition:background .15s,color .15s}
.calc-elem__del:hover{background:#fde2e2;color:#c0392b}
.calc-elem__foot{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}
.calc-elem__err{color:#c0392b;font-weight:600;font-size:13px}
.calc-elem__err:empty{display:none}
.calc-elem__price{display:flex;align-items:baseline;gap:8px;margin-left:auto}
.calc-elem__price span{font-size:12px;color:var(--gray);text-transform:uppercase;letter-spacing:.04em;font-weight:600}
.calc-elem__price strong{font-size:clamp(17px,2vw,21px);font-weight:800;color:var(--blue);white-space:nowrap}
.calc__add{width:100%;justify-content:center;font-size:15px;padding:13px 24px;border-style:dashed}
.calc__add span{font-size:18px;line-height:1;margin-right:2px}
/* per-element price list inside the total panel */
.offer-list{margin:4px 0 16px}
.offer-item{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid #f0f2f5}
.offer-item__info{display:flex;flex-direction:column;gap:2px;min-width:0;flex:1 1 auto}
.offer-item__name{font-weight:700;font-size:13.5px;color:#111;line-height:1.25}
.offer-item__meta{font-size:12px;color:var(--gray)}
.offer-item__price{font-weight:700;font-size:13px;color:var(--blue);white-space:nowrap}
.calc-result__save{width:100%;justify-content:center;font-size:15px;padding:11px 24px;margin-bottom:10px}
/* auth extras */
.auth__forgot{margin-top:10px;font-size:14px}
.auth__forgot a{color:var(--blue);font-weight:600}
/* profile page */
.profile{max-width:920px;margin:0 auto}
.profile__card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:clamp(22px,3vw,32px);box-shadow:0 14px 36px rgba(0,0,0,.06);margin-bottom:24px}
.profile__top{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;flex-wrap:wrap}
.profile__name{font-size:clamp(20px,2.4vw,26px);font-weight:800;letter-spacing:-0.02em;color:#000;margin:0}
.profile__sub{color:var(--gray);font-size:14px;margin-top:4px}
.profile__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px 22px;margin-top:18px}
.profile__row{font-size:14px;color:#333}
.profile__row b{display:block;font-size:12px;color:var(--gray);text-transform:uppercase;letter-spacing:.04em;font-weight:700;margin-bottom:2px}
.profile__logout{flex:0 0 auto}
.profile__head{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-bottom:14px}
.profile__head h2{font-size:clamp(19px,2.2vw,24px);font-weight:800;letter-spacing:-0.02em;margin:0}
.calcrow{border:1px solid var(--line);border-radius:14px;padding:16px 18px;margin-bottom:14px;background:#fcfdfe}
.calcrow__top{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.calcrow__meta{font-size:13px;color:var(--gray)}
.calcrow__tag{display:inline-block;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:3px 9px;border-radius:999px;margin-left:8px}
.calcrow__tag--inquiry{background:#e7f6ff;color:var(--blue)}
.calcrow__tag--saved{background:#eef1f4;color:#667}
.calcrow__total{font-weight:800;font-size:17px;color:var(--blue);white-space:nowrap}
.calcrow__items{margin:12px 0 0;font-size:13px;color:#444;border-top:1px solid #eef0f3;padding-top:10px}
.calcrow__items div{display:flex;justify-content:space-between;gap:10px;padding:4px 0}
.calcrow__actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.calcrow__btn{font-size:13px;padding:8px 16px;border-radius:10px;border:1px solid var(--blue);color:var(--blue);background:#fff;cursor:pointer;font-weight:600;transition:background .15s,color .15s}
.calcrow__btn:hover{background:var(--blue);color:#fff}
.calcrow__btn--del{border-color:#e0a8a8;color:#c0392b}
.calcrow__btn--del:hover{background:#c0392b;border-color:#c0392b;color:#fff}
.profile__empty{color:var(--gray);font-size:15px;text-align:center;padding:28px}
.calc-modal{position:fixed;inset:0;z-index:300;display:flex;align-items:center;justify-content:center;padding:20px}
.calc-modal[hidden]{display:none}
.calc-modal__backdrop{position:absolute;inset:0;background:rgba(10,14,20,.55)}
.calc-modal__box{position:relative;background:#fff;border-radius:18px;max-width:480px;width:100%;max-height:90vh;overflow:auto;padding:clamp(22px,4vw,34px);box-shadow:0 30px 70px rgba(0,0,0,.4)}
.calc-modal__close{position:absolute;top:12px;right:14px;width:36px;height:36px;border:none;background:#f0f2f5;border-radius:50%;font-size:22px;line-height:1;color:#444;cursor:pointer;transition:background .15s}
.calc-modal__close:hover{background:#e2e6ea}
.calc-modal__box h3{font-size:clamp(20px,2.4vw,26px);font-weight:800;letter-spacing:-0.02em;margin-bottom:10px;color:#000;padding-right:34px}
.calc-modal__summary{font-size:13.5px;color:#555;background:#f5f8fa;border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin-bottom:18px;line-height:1.5}
.calc-modal__summary:empty{display:none}
.calc-modal__consent{display:flex;gap:9px;align-items:flex-start;font-size:13px;color:#555;margin:4px 0 14px;cursor:pointer}
.calc-modal__consent input{margin-top:2px;flex:0 0 auto}
.calc-modal__msg{font-size:13.5px;font-weight:600;margin:0 0 10px;line-height:1.4}
.calc-modal__msg:empty{display:none}
.calc-modal .btn--calc{width:100%;justify-content:center}
@media(max-width:900px){.calc__grid{grid-template-columns:1fr}.calc-result{position:static}}
@media(max-width:560px){.calc__row2{grid-template-columns:1fr}}

/* ============================================================
   ACCOUNT + CART (header)
   ============================================================ */
.topbar__account{font-weight:700;font-size:14px;color:var(--ink);padding:4px 8px;border-radius:6px;white-space:nowrap}
.topbar__account:hover{color:var(--blue)}
.topbar__cart{position:relative;background:none;border:none;cursor:pointer;padding:5px;color:var(--ink);display:flex;align-items:center}
.topbar__cart svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.7}
.topbar__cart:hover{color:var(--blue)}
.topbar__cart-badge{position:absolute;top:-3px;right:-5px;min-width:17px;height:17px;padding:0 4px;border-radius:9px;background:var(--blue-vivid);color:#fff;font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center}

.cart-drawer{position:fixed;inset:0;z-index:1000;visibility:hidden}
.cart-drawer.is-open{visibility:visible}
.cart-drawer__backdrop{position:absolute;inset:0;background:rgba(7,12,20,.5);opacity:0;transition:opacity .25s}
.cart-drawer.is-open .cart-drawer__backdrop{opacity:1}
.cart-drawer__panel{position:absolute;top:0;right:0;height:100%;width:min(400px,92vw);background:#fff;box-shadow:-10px 0 40px rgba(0,0,0,.2);transform:translateX(100%);transition:transform .3s;display:flex;flex-direction:column}
.cart-drawer.is-open .cart-drawer__panel{transform:none}
.cart-drawer__head{display:flex;align-items:center;justify-content:space-between;padding:20px 22px;border-bottom:1px solid var(--line)}
.cart-drawer__head h3{font-size:20px;font-weight:700}
.cart-drawer__x{background:none;border:none;font-size:20px;cursor:pointer;color:#777;line-height:1}
.cart-drawer__items{flex:1;overflow-y:auto;padding:8px 22px}
.cart-drawer__empty{color:var(--gray);text-align:center;padding:40px 0}
.cart-item{display:flex;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid #f0f2f5}
.cart-item__info{flex:1;min-width:0}
.cart-item__name{display:block;font-weight:600;font-size:14px;color:#000}
.cart-item__meta{font-size:12.5px;color:var(--gray)}
.cart-item__qty{display:flex;align-items:center;gap:8px}
.cart-item__qty button{width:26px;height:26px;border:1px solid var(--line);background:#f7f9fb;border-radius:7px;cursor:pointer;font-size:15px;line-height:1}
.cart-item__qty span{min-width:18px;text-align:center;font-weight:600;font-size:14px}
.cart-item__rm{background:none;border:none;color:#bbb;cursor:pointer;font-size:13px}
.cart-item__rm:hover{color:#c0392b}
.cart-drawer__foot{padding:18px 22px;border-top:1px solid var(--line)}
.cart-drawer__total{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.cart-drawer__total strong{font-size:18px;color:var(--blue)}
.cart-drawer__checkout{width:100%;justify-content:center;font-size:16px;padding:13px}

.bc-toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);background:#0a0a0a;color:#fff;padding:12px 22px;border-radius:10px;font-size:14px;font-weight:600;z-index:1100;opacity:0;pointer-events:none;transition:opacity .25s,transform .25s}
.bc-toast.is-on{opacity:1;transform:translateX(-50%)}

/* ============================================================
   SHOP
   ============================================================ */
.shop{display:grid;grid-template-columns:260px 1fr;gap:clamp(24px,3vw,40px);align-items:start}
.shop__filters{position:sticky;top:120px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:0 10px 26px rgba(0,0,0,.05)}
.shop__filters h3{font-size:16px;font-weight:700;margin-bottom:6px}
.shop__filter-group{margin:18px 0}
.shop__filter-group > strong{display:block;font-size:13px;text-transform:uppercase;letter-spacing:.04em;color:var(--gray);margin-bottom:8px}
.shop__check{display:flex;align-items:center;gap:9px;padding:5px 0;font-size:14px;cursor:pointer}
.shop__check input{width:16px;height:16px;accent-color:var(--blue)}
.shop__price-row{display:flex;align-items:center;gap:8px}
.shop__price-row input{width:100%;padding:8px 10px;border:1px solid #d8dee6;border-radius:8px;font-size:14px}
.shop__reset{margin-top:6px;background:none;border:none;color:var(--blue);font-weight:600;font-size:13px;cursor:pointer;padding:0}
.shop__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(215px,1fr));gap:clamp(16px,2vw,24px)}
.shop-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:0 8px 22px rgba(0,0,0,.05);transition:transform .2s,box-shadow .2s}
.shop-card:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(0,0,0,.1)}
.shop-card__top{aspect-ratio:4/3;background:linear-gradient(135deg,#eef4f8,#dde8f0);display:flex;align-items:center;justify-content:center;color:var(--blue)}
.shop-card__top svg{width:50px;height:50px;opacity:.5;fill:none;stroke:currentColor;stroke-width:1.4}
.shop-card__body{padding:16px;display:flex;flex-direction:column;gap:6px;flex:1}
.shop-card__type{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--blue)}
.shop-card__name{font-weight:700;font-size:15px;color:#000;flex:1;line-height:1.3}
.shop-card__price{font-size:18px;font-weight:800;color:#000}
.shop-card__price small{font-size:12px;font-weight:500;color:var(--gray)}
.shop-card__add{margin-top:8px;border:none;background:var(--blue);color:#fff;font-weight:700;font-size:14px;padding:11px;border-radius:10px;cursor:pointer;transition:background .2s}
.shop-card__add:hover{background:var(--blue-vivid)}
.shop__count{margin-bottom:16px;color:var(--gray);font-size:14px}
.shop__empty{padding:40px;text-align:center;color:var(--gray)}
@media(max-width:820px){.shop{grid-template-columns:1fr}.shop__filters{position:static}}

/* ============================================================
   AUTH / B2B + checkout
   ============================================================ */
.auth{max-width:580px;margin:0 auto}
.auth__card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:clamp(26px,4vw,40px);box-shadow:0 18px 44px rgba(0,0,0,.07)}
.auth__card h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:6px;letter-spacing:-0.02em}
.auth__lead{color:var(--gray);margin-bottom:22px;font-size:15px;line-height:1.5}
.auth__row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.auth__submit{width:100%;border:none;cursor:pointer;background:var(--blue-vivid);color:#fff;font-weight:700;font-size:17px;padding:14px;border-radius:12px;margin-top:8px;transition:background .2s}
.auth__submit:hover{background:var(--blue)}
.auth__alt{text-align:center;margin-top:18px;font-size:14px;color:var(--gray)}
.auth__alt a{color:var(--blue);font-weight:600}
.auth__msg{font-size:14px;margin-top:12px;min-height:18px}
.checkout__grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:clamp(28px,4vw,48px);align-items:start}
.checkout__summary{position:sticky;top:120px;background:#f3f6f9;border-radius:18px;padding:clamp(22px,3vw,30px)}
.checkout__summary h3{font-size:18px;margin-bottom:14px}
.checkout__line{display:flex;justify-content:space-between;gap:10px;font-size:14px;padding:8px 0;border-bottom:1px solid #e1e7ec}
.checkout__line strong{white-space:nowrap}
.checkout__grand{display:flex;justify-content:space-between;align-items:center;margin-top:14px;padding-top:14px;border-top:2px solid var(--line)}
.checkout__grand strong{font-size:20px;color:var(--blue)}
@media(max-width:820px){.checkout__grid{grid-template-columns:1fr}.checkout__summary{position:static;order:-1}}
@media(max-width:520px){.auth__row2{grid-template-columns:1fr}}

.calc-lock{max-width:580px;margin:0 auto;text-align:center;background:#fff;border:1px solid var(--line);border-radius:20px;padding:clamp(30px,5vw,52px);box-shadow:0 18px 44px rgba(0,0,0,.07)}
.calc-lock svg{width:56px;height:56px;fill:var(--blue);margin-bottom:14px}
.calc-lock h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:12px;letter-spacing:-0.02em}
.calc-lock p{color:var(--gray);line-height:1.6;margin-bottom:24px}
.calc-lock__btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.btn-outline{display:inline-flex;align-items:center;justify-content:center;border:2px solid var(--blue);color:var(--blue);font-weight:700;padding:12px 26px;border-radius:14px;transition:background .2s,color .2s}
.btn-outline:hover{background:var(--blue);color:#fff}

/* ============================================================
   SIDE NAVIGATION (internal pages)
   ============================================================ */
.page-with-side{max-width:var(--container);margin:0 auto;padding:clamp(34px,5vw,60px) clamp(16px,4vw,48px);display:grid;grid-template-columns:clamp(220px,22vw,280px) 1fr;gap:clamp(26px,3vw,48px);align-items:start}
.page-main{min-width:0}
.page-main > .section{padding:0}
.page-main > .section > .container{max-width:none;padding:0}
.page-main > .section + .section{padding-top:clamp(32px,4vw,56px)}
.sidenav{position:sticky;top:108px}
.sidenav__inner{background:#fff;border:1px solid var(--line);border-radius:16px;padding:10px;box-shadow:0 10px 26px rgba(0,0,0,.05)}
.sidenav__title{font-weight:700;font-size:15px;color:#000;padding:10px 14px 12px;border-bottom:1px solid var(--line);margin-bottom:6px}
.sidenav ul{list-style:none}
.sidenav a{display:block;padding:10px 14px;border-radius:10px;font-size:14px;font-weight:600;color:#444;transition:background .15s,color .15s}
.sidenav a:hover{background:#f3f6f9;color:var(--blue)}
.sidenav a.is-active{background:var(--blue);color:#fff}
.sidenav ul ul{margin:2px 0 6px 12px;border-left:2px solid var(--line);padding-left:6px}
.sidenav ul ul a{font-size:13px;font-weight:500;padding:8px 12px}
.sidenav ul ul a.is-active{background:#eef7fc;color:var(--blue)}
@media(max-width:900px){.page-with-side{grid-template-columns:1fr}.sidenav{position:static;margin-bottom:8px}}