:root{
  --blue:#16a4d0;
  --blue-dark:#0b789c;
  --navy:#062d37;
  --text:#0d3942;
  --muted:#6b7f84;
  --line:#dce9ec;
  --soft:#f4fafb;
  --mint:#eef8f6;
  --white:#fff;
  --shadow:0 26px 70px rgba(10,72,88,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Manrope,Arial,sans-serif;color:var(--text);background:#fff;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input,textarea,select{font:inherit}
.container{width:min(1280px,calc(100% - 48px));margin:auto}
.kicker{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--blue);font-weight:800}
.section{padding:112px 0}
.section-soft{background:#f7fbfc}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:48px;margin-bottom:48px}
.section-head h2,.title-xl{font-size:clamp(42px,5.2vw,74px);line-height:.98;letter-spacing:-.045em;margin:12px 0 0;color:var(--navy)}
.section-head p{max-width:560px;color:var(--muted);font-size:17px;line-height:1.7;margin:0}

/* loader */
body.is-loading{overflow:hidden}
.preloader{position:fixed;inset:0;z-index:9999;display:grid;place-items:center;background:radial-gradient(circle at 50% 48%,#dceaff 0,#edf7fe 28%,#f8fbfd 58%,#f8f8f5 100%);transition:opacity .65s ease,visibility .65s ease}
.preloader.is-done{opacity:0;visibility:hidden;pointer-events:none}
.preloader-inner{width:min(590px,84vw);display:flex;flex-direction:column;align-items:center;transform:translateY(-2vh)}
.preloader-logo{width:min(250px,54vw);margin-bottom:18px;filter:drop-shadow(0 4px 10px rgba(18,128,168,.10))}
.preloader-stream{width:8px;height:33px;border-radius:20px;background:linear-gradient(#fff,#e9f7fd);margin-bottom:-3px;transform-origin:top;animation:stream 1.05s ease-in-out infinite}
@keyframes stream{0%,100%{transform:scaleY(.72);opacity:.7}50%{transform:scaleY(1);opacity:1}}
.preloader-glass{position:relative;width:118px;height:218px;border:3px solid rgba(91,107,125,.62);border-radius:13px 13px 12px 12px;overflow:hidden;background:rgba(255,255,255,.42);box-shadow:inset 0 0 0 2px rgba(255,255,255,.56),0 14px 30px rgba(80,120,150,.08)}
.preloader-glass:before{content:"";position:absolute;z-index:4;left:-4px;right:-4px;top:-5px;height:10px;border:3px solid rgba(91,107,125,.62);border-radius:50%;background:#eef7fc}
.preloader-milk{position:absolute;left:0;right:0;bottom:0;height:0;background:#fff;transition:height .08s linear}
.preloader-milk:before{content:"";position:absolute;left:-6%;top:-7px;width:112%;height:14px;border-radius:50%;background:#fff;border-top:1px solid rgba(130,160,180,.25)}
.preloader-percent{position:absolute;z-index:5;inset:0;display:flex;align-items:center;justify-content:center;color:#0a0a0a;font-size:39px;font-weight:900;letter-spacing:-.05em}
.preloader-percent small{font-size:16px;margin-left:4px;margin-top:-18px}
.preloader-line{width:min(322px,68vw);height:3px;background:rgba(33,76,175,.14);margin-top:42px;overflow:hidden}
.preloader-line span{display:block;height:100%;width:0;background:linear-gradient(90deg,#124ba8,#4179ff);transition:width .08s linear}

/* header */
.site-header{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(14,58,70,.07)}
.header-row{height:86px;display:flex;align-items:center;gap:26px}
.brand img{width:145px}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:auto}
.main-nav a{font-size:14px;font-weight:800;position:relative}
.main-nav a:after{content:"";position:absolute;left:0;right:100%;bottom:-8px;height:2px;background:var(--blue);transition:.2s}
.main-nav a:hover:after,.main-nav a.active:after{right:0}
.header-tools{display:flex;align-items:center;gap:10px}
.lang{border:1px solid var(--line);border-radius:999px;padding:9px 12px;font-size:12px;font-weight:800;background:#fff}
.cart-btn,.menu-btn{border:0;background:var(--navy);color:#fff;border-radius:999px;min-width:43px;height:43px;cursor:pointer;font-weight:800}
.cart-btn{padding:0 15px}.cart-count{display:inline-grid;place-items:center;background:#fff;color:var(--navy);width:20px;height:20px;border-radius:50%;margin-left:6px;font-size:11px}
.menu-btn{display:none;font-size:21px}

/* hero */
.home-hero{position:relative;min-height:760px;overflow:hidden;background:linear-gradient(130deg,#f9fdfd 0%,#eef9f7 48%,#e9f7fb 100%)}
.home-hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(13,57,66,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(13,57,66,.035) 1px,transparent 1px);background-size:72px 72px;mask-image:linear-gradient(to right,#000,transparent 70%)}
.hero-wrap{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:70px;min-height:760px;padding:76px 0}
.hero-copy h1{font-size:clamp(52px,6.7vw,94px);line-height:.93;letter-spacing:-.055em;margin:16px 0 28px;color:var(--navy);max-width:820px}
.hero-copy p{font-size:19px;line-height:1.75;color:#4e6b72;max-width:680px}
.hero-actions{display:flex;align-items:center;gap:22px;margin-top:34px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:15px 25px;border-radius:999px;background:var(--navy);color:#fff;border:0;cursor:pointer;font-weight:800;transition:.2s}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(6,45,55,.18)}
.btn-blue{background:var(--blue)}
.btn-outline{background:transparent;color:var(--navy);border:1px solid #bfd2d7}
.hero-visual{position:relative;min-height:520px;display:grid;place-items:center}
.hero-blob{position:absolute;width:520px;height:520px;border-radius:46% 54% 60% 40%/52% 36% 64% 48%;background:linear-gradient(145deg,#bfeef6,#fdfefe);box-shadow:0 32px 80px rgba(32,133,160,.17);transform:rotate(8deg)}
.hero-pack{position:relative;z-index:3;width:360px;height:470px;background:linear-gradient(#fff,#f5fbfd);border-radius:40px 40px 30px 30px;box-shadow:0 30px 70px rgba(20,90,108,.15);display:flex;flex-direction:column;align-items:center;justify-content:center;transform:rotate(-5deg)}
.hero-pack:before{content:"";position:absolute;top:0;left:0;right:0;height:78px;background:var(--blue);border-radius:40px 40px 60% 60%}
.hero-pack img{width:250px;position:relative;z-index:2}.hero-pack strong{margin-top:18px;color:var(--navy);font-size:22px}.hero-pack span{color:var(--muted);margin-top:6px}
.hero-stats{display:flex;gap:14px;flex-wrap:wrap;margin-top:42px}.hero-stat{padding:13px 17px;border:1px solid #d9e9ea;border-radius:999px;background:rgba(255,255,255,.7);backdrop-filter:blur(8px);font-size:13px;font-weight:800}.hero-stat b{color:var(--blue);margin-right:5px}

/* story */
.story-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:110px;align-items:start}
.story-number{font-size:14px;font-weight:900;color:var(--blue);letter-spacing:.16em}
.story-grid h2{font-size:clamp(46px,5vw,72px);line-height:1;letter-spacing:-.045em;margin:18px 0;color:var(--navy)}
.story-copy h3{font-size:34px;line-height:1.2;margin:0 0 24px;color:var(--navy)}
.story-copy p{font-size:17px;line-height:1.85;color:var(--muted);margin:0 0 20px}
.more-link{display:inline-flex;align-items:center;gap:10px;margin-top:12px;font-weight:900;color:var(--blue)}
.big-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:40px}.big-stat{padding:28px;border-radius:24px;background:#f4fafb;border:1px solid #e3eff1}.big-stat b{display:block;font-size:40px;letter-spacing:-.05em;color:var(--navy)}.big-stat span{font-size:13px;color:var(--muted)}

/* products */
.category-tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:30px}.category-tabs button{border:1px solid #dce9ec;background:#fff;padding:11px 16px;border-radius:999px;font-weight:800;color:#47666e;cursor:pointer}.category-tabs button.active,.category-tabs button:hover{background:var(--navy);color:#fff;border-color:var(--navy)}
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.product-card{position:relative;background:#fff;border:1px solid #e5eff1;border-radius:28px;padding:18px;transition:.25s;overflow:hidden}.product-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.product-image{height:245px;border-radius:21px;background:linear-gradient(145deg,#f4fafb,#eaf8fb);display:grid;place-items:center;position:relative;overflow:hidden}.product-image:after{content:"";position:absolute;width:190px;height:190px;border-radius:50%;background:rgba(24,166,208,.10);right:-55px;bottom:-72px}.product-pack{width:110px;height:168px;border-radius:16px;background:linear-gradient(180deg,#fff 0 55%,#15a4d0 55%);box-shadow:0 18px 34px rgba(15,113,144,.14);display:flex;align-items:center;justify-content:center;position:relative;z-index:2}.product-pack img{width:82px}.product-meta{padding:18px 4px 4px}.product-meta small{color:var(--blue);font-weight:800}.product-meta h3{font-size:18px;line-height:1.35;margin:8px 0 12px;min-height:49px}.product-meta strong{font-size:18px}.product-meta .add{float:right;border:0;border-radius:50%;width:36px;height:36px;background:var(--navy);color:#fff;cursor:pointer}

/* quality */
.quality-section{background:var(--navy);color:#fff;position:relative;overflow:hidden}.quality-section:before{content:"";position:absolute;width:700px;height:700px;border-radius:50%;border:1px solid rgba(255,255,255,.08);right:-250px;top:-320px;box-shadow:0 0 0 80px rgba(255,255,255,.025),0 0 0 160px rgba(255,255,255,.018)}
.quality-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:85px;align-items:center}.quality-photo{min-height:520px;border-radius:34px;background:linear-gradient(150deg,#ecfbff,#8ed9e9);padding:34px;display:flex;flex-direction:column;justify-content:flex-end;color:var(--navy);box-shadow:0 30px 80px rgba(0,0,0,.18)}.quality-photo b{font-size:50px;line-height:.95;letter-spacing:-.05em}.quality-photo span{margin-top:14px;font-weight:800}
.quality-copy h2{font-size:clamp(44px,5vw,70px);line-height:1;letter-spacing:-.045em;margin:12px 0 24px}.quality-copy p{color:#c7d7da;font-size:17px;line-height:1.78}.quality-list{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:28px}.quality-item{border:1px solid rgba(255,255,255,.13);padding:18px;border-radius:18px}.quality-item b{display:block;margin-bottom:7px}.quality-item span{color:#a8c3c9;font-size:13px;line-height:1.5}
.standards{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid rgba(255,255,255,.12);margin-top:58px}.standard{padding:27px 14px;text-align:center;border-right:1px solid rgba(255,255,255,.12)}.standard:last-child{border-right:0}.standard b{display:block;font-size:18px}.standard span{font-size:12px;color:#a8c3c9}

/* partnership */
.partner-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:90px;align-items:center}.partner-copy h2{font-size:clamp(45px,5vw,72px);line-height:.98;letter-spacing:-.045em;margin:14px 0 24px}.partner-copy p{color:var(--muted);font-size:17px;line-height:1.8}.benefits{display:grid;gap:12px}.benefit{display:grid;grid-template-columns:56px 1fr;gap:18px;align-items:center;padding:20px;border-radius:20px;border:1px solid var(--line);background:#fff}.benefit i{display:grid;place-items:center;width:56px;height:56px;border-radius:16px;background:#e8f8fb;font-style:normal;font-size:24px}.benefit h3{margin:0 0 5px;font-size:17px}.benefit p{margin:0;font-size:13px;color:var(--muted)}

/* contact/footer */
.contact-band{background:linear-gradient(130deg,#eef9f7,#eaf8fc)}
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:90px}.contact-grid h2{font-size:clamp(46px,5vw,70px);line-height:1;letter-spacing:-.045em;margin:14px 0 20px}.contact-grid p{color:var(--muted);line-height:1.7}.contact-info{display:grid;gap:12px;margin-top:28px}.contact-info div{padding:17px 0;border-bottom:1px solid #d5e5e7}.contact-info b{display:block;font-size:12px;color:var(--blue);text-transform:uppercase;letter-spacing:.11em;margin-bottom:5px}
.form{display:grid;grid-template-columns:1fr 1fr;gap:14px}.form input,.form textarea,.form select{width:100%;border:1px solid #d7e5e8;border-radius:16px;padding:17px 18px;background:#fff;outline:none}.form textarea{grid-column:1/-1;min-height:150px;resize:vertical}.form .full{grid-column:1/-1}.form input:focus,.form textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(22,164,208,.1)}
.footer{background:#052a33;color:#d1e0e3;padding:58px 0 26px}.footer-top{display:grid;grid-template-columns:1.2fr .8fr .8fr .8fr;gap:55px}.footer-logo img{width:170px;filter:brightness(0) invert(1);opacity:.95}.footer-logo p{color:#9bb6bc;line-height:1.7;max-width:360px}.footer h4{color:#fff;margin:0 0 16px}.footer a{display:block;color:#a9c0c5;margin:10px 0;font-size:14px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.09);margin-top:45px;padding-top:22px;color:#89a7ad;font-size:13px}

/* inner pages */
.page-hero{padding:115px 0 68px;background:linear-gradient(125deg,#f7fbfb,#eaf8f5);border-bottom:1px solid #e3eeee}.breadcrumbs{font-size:13px;color:#80959a;margin-bottom:24px}.page-hero h1{font-size:clamp(48px,6vw,82px);line-height:.95;letter-spacing:-.05em;margin:0;color:var(--navy);max-width:900px}.page-hero p{font-size:18px;color:var(--muted);line-height:1.7;max-width:720px;margin-top:22px}
.filter-layout{display:grid;grid-template-columns:300px 1fr;gap:34px}.filters{position:sticky;top:112px;align-self:start;border:1px solid var(--line);border-radius:24px;padding:24px;background:#fff}.filters h3{margin:0 0 20px}.field{margin-bottom:20px}.field label{display:block;font-size:12px;font-weight:800;margin-bottom:8px}.field input{width:100%;padding:12px 13px;border:1px solid var(--line);border-radius:12px}.chips{display:flex;flex-wrap:wrap;gap:8px}.chip{padding:8px 10px;border-radius:999px;background:#f2f7f8;font-size:12px;font-weight:700}.catalog-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.catalog-head strong{font-size:16px}.catalog-head select{border:1px solid var(--line);padding:10px 12px;border-radius:12px;background:#fff}
.product-detail{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:start}.product-detail-image{min-height:580px;border-radius:34px;background:linear-gradient(145deg,#f2fafb,#dff4f8);display:grid;place-items:center}.detail-pack{width:210px;height:330px;border-radius:28px;background:linear-gradient(180deg,#fff 0 58%,#16a4d0 58%);box-shadow:0 30px 60px rgba(11,120,156,.18);display:grid;place-items:center}.detail-pack img{width:150px}.detail-copy .tag{display:inline-flex;padding:8px 11px;border-radius:999px;background:#e9f9f1;color:#2d8062;font-size:12px;font-weight:800}.detail-copy h1{font-size:clamp(42px,4vw,64px);line-height:1;letter-spacing:-.04em;margin:18px 0}.detail-copy p{color:var(--muted);line-height:1.75}.price{font-size:30px;font-weight:900;margin:24px 0}.qty{display:inline-flex;border:1px solid var(--line);border-radius:999px;overflow:hidden}.qty button,.qty span{width:42px;height:42px;display:grid;place-items:center;border:0;background:#fff}.detail-actions{display:flex;gap:12px;align-items:center}.feature-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px}.feature-mini{padding:16px;border-radius:16px;background:#f6fafb;font-size:12px;text-align:center;font-weight:800}.specs{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:34px}.spec{border-top:1px solid var(--line);padding-top:15px}.spec b{display:block;font-size:22px}.spec span{font-size:12px;color:var(--muted)}
.timeline{position:relative;display:grid;gap:0;margin-top:40px}.timeline:before{content:"";position:absolute;left:24px;top:0;bottom:0;width:2px;background:#dbe9eb}.time-item{display:grid;grid-template-columns:50px 140px 1fr;gap:22px;padding:0 0 38px;position:relative}.dot{width:16px;height:16px;border-radius:50%;background:var(--blue);margin:6px 0 0 17px;box-shadow:0 0 0 7px #e6f7fb;z-index:2}.time-year{font-weight:900;color:var(--navy);font-size:20px}.time-item h3{margin:0 0 7px}.time-item p{margin:0;color:var(--muted);line-height:1.7}
.cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.info-card{border:1px solid var(--line);border-radius:24px;padding:28px;background:#fff}.info-card i{display:grid;place-items:center;width:54px;height:54px;border-radius:16px;background:#e8f8fb;font-style:normal;font-size:24px}.info-card h3{margin:24px 0 10px}.info-card p{margin:0;color:var(--muted);line-height:1.65}

/* cart */
.cart-overlay{position:fixed;inset:0;background:rgba(3,22,28,.36);z-index:89;opacity:0;visibility:hidden;transition:.2s}.cart-overlay.open{opacity:1;visibility:visible}.cart-drawer{position:fixed;right:0;top:0;bottom:0;width:min(420px,92vw);background:#fff;z-index:90;transform:translateX(100%);transition:.28s;box-shadow:-20px 0 60px rgba(0,0,0,.12);display:flex;flex-direction:column}.cart-drawer.open{transform:none}.cart-head{padding:24px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}.cart-head h3{margin:0}.cart-head button{border:0;background:#f0f5f6;border-radius:50%;width:38px;height:38px;cursor:pointer}.cart-body{padding:24px;flex:1;overflow:auto}.cart-empty{padding:70px 10px;text-align:center;color:var(--muted)}.cart-item{display:grid;grid-template-columns:62px 1fr auto;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}.cart-thumb{height:62px;border-radius:12px;background:#e9f8fb}.cart-item h4{margin:2px 0 5px;font-size:14px}.cart-item small{color:var(--muted)}.cart-item button{border:0;background:none;cursor:pointer;color:#b35b5b}.cart-foot{padding:20px 24px;border-top:1px solid var(--line)}

@media(max-width:1060px){.main-nav{gap:18px}.main-nav a{font-size:13px}.hero-wrap{grid-template-columns:1fr}.hero-visual{min-height:440px}.story-grid,.quality-grid,.partner-grid,.contact-grid,.product-detail{grid-template-columns:1fr}.product-grid{grid-template-columns:repeat(3,1fr)}.footer-top{grid-template-columns:1fr 1fr}.filter-layout{grid-template-columns:1fr}.filters{position:static}.cards-3{grid-template-columns:1fr 1fr}}
@media(max-width:780px){.container{width:min(100% - 28px,1280px)}.header-row{height:74px}.brand img{width:126px}.main-nav{display:none;position:absolute;top:74px;left:14px;right:14px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:18px;box-shadow:var(--shadow);flex-direction:column;align-items:flex-start}.main-nav.open{display:flex}.menu-btn{display:grid;place-items:center}.lang{display:none}.home-hero,.hero-wrap{min-height:auto}.hero-wrap{padding:64px 0}.hero-copy h1{font-size:54px}.hero-blob{width:390px;height:390px}.hero-pack{width:280px;height:380px}.section{padding:80px 0}.section-head{align-items:flex-start;flex-direction:column}.story-grid{gap:40px}.big-stats{grid-template-columns:1fr}.product-grid{grid-template-columns:1fr 1fr}.quality-list{grid-template-columns:1fr}.standards{grid-template-columns:1fr 1fr}.standard{border-bottom:1px solid rgba(255,255,255,.12)}.contact-grid{gap:45px}.form{grid-template-columns:1fr}.form textarea,.form .full{grid-column:1}.footer-top{grid-template-columns:1fr}.footer-bottom{flex-direction:column}.page-hero{padding:85px 0 54px}.time-item{grid-template-columns:48px 1fr}.time-year{grid-column:2}.time-item>div:last-child{grid-column:2}.cards-3{grid-template-columns:1fr}.feature-row,.specs{grid-template-columns:1fr}.preloader-glass{width:98px;height:185px}.preloader-percent{font-size:32px}.preloader-logo{width:min(220px,64vw)}}
@media(max-width:520px){.hero-copy h1{font-size:45px}.hero-copy p{font-size:16px}.hero-visual{min-height:350px}.hero-blob{width:320px;height:320px}.hero-pack{width:230px;height:315px}.hero-pack img{width:175px}.hero-actions{align-items:flex-start;flex-direction:column}.product-grid{grid-template-columns:1fr}.product-image{height:220px}.section-head h2,.title-xl{font-size:44px}.story-grid h2{font-size:46px}.quality-copy h2,.partner-copy h2,.contact-grid h2{font-size:45px}.standards{grid-template-columns:1fr}.header-tools .cart-btn{padding:0 11px}.cart-label{display:none}}
.form-status{min-height:24px;margin-top:10px;font-size:14px;color:#345b63}.form button:disabled{opacity:.65;cursor:wait}

/* Mobile-first refinements */
@media (max-width: 780px){
  html{scroll-padding-top:82px}
  body{font-size:15px;-webkit-text-size-adjust:100%}
  .container{width:min(100% - 32px,1280px)}
  .site-header{padding-top:env(safe-area-inset-top)}
  .header-row{height:70px;gap:12px}
  .brand{display:flex;align-items:center;min-width:0}
  .brand img{width:112px;max-height:58px;object-fit:contain}
  .header-tools{margin-left:auto;gap:8px}
  .cart-btn,.menu-btn{min-width:44px;height:44px}
  .cart-btn{padding:0 12px}
  .menu-btn{display:grid;place-items:center;position:relative;z-index:102;font-size:0}
  .menu-btn:before,.menu-btn:after,.menu-btn{--bar:#fff}
  .menu-btn:before{content:"☰";font-size:21px;line-height:1}
  .menu-btn[aria-expanded="true"]:before{content:"✕"}
  .main-nav{display:flex;position:fixed;inset:calc(70px + env(safe-area-inset-top)) 0 auto 0;max-height:calc(100dvh - 70px - env(safe-area-inset-top));overflow:auto;background:#fff;border:0;border-top:1px solid var(--line);border-radius:0;padding:18px 16px 26px;box-shadow:0 24px 50px rgba(6,45,55,.14);flex-direction:column;align-items:stretch;gap:0;transform:translateY(-120%);opacity:0;visibility:hidden;transition:transform .25s ease,opacity .2s ease,visibility .2s;z-index:101}
  .main-nav.open{transform:translateY(0);opacity:1;visibility:visible}
  .main-nav a{display:flex;align-items:center;min-height:50px;padding:0 10px;border-bottom:1px solid #edf3f4;font-size:15px}
  .main-nav a:after{display:none}
  body.menu-open{overflow:hidden}

  .preloader-inner{width:min(430px,88vw)}
  .preloader-logo{width:min(190px,58vw);margin-bottom:12px}
  .preloader-stream{height:28px}
  .preloader-line{margin-top:30px}

  .home-hero:before{background-size:42px 42px}
  .hero-wrap{gap:28px;padding:46px 0 54px}
  .hero-copy h1{font-size:clamp(40px,12.4vw,58px);line-height:.96;margin:12px 0 20px}
  .hero-copy p{font-size:16px;line-height:1.65}
  .hero-actions{gap:10px;flex-direction:column;align-items:stretch;margin-top:26px}
  .hero-actions .btn{width:100%;min-height:48px}
  .hero-stats{gap:8px;margin-top:24px}
  .hero-stat{font-size:12px;padding:10px 12px}
  .hero-visual{min-height:330px}
  .hero-blob{width:min(82vw,340px);height:min(82vw,340px)}
  .hero-pack{width:min(64vw,250px);height:min(82vw,330px);border-radius:30px 30px 24px 24px}
  .hero-pack:before{height:58px;border-radius:30px 30px 52% 52%}
  .hero-pack img{width:min(45vw,175px)}
  .hero-pack strong{font-size:18px;text-align:center;padding:0 14px}
  .hero-pack span{font-size:13px;text-align:center;padding:0 12px}

  .section{padding:64px 0}
  .section-head{gap:16px;margin-bottom:28px}
  .section-head h2,.title-xl{font-size:clamp(36px,10.8vw,50px);line-height:1}
  .section-head p{font-size:15px;line-height:1.65}
  .story-grid,.quality-grid,.partner-grid,.contact-grid,.product-detail{gap:32px}
  .story-grid h2{font-size:clamp(38px,10.8vw,50px)}
  .story-copy h3{font-size:27px}
  .story-copy p,.partner-copy p{font-size:15px;line-height:1.72}
  .big-stats{gap:10px;margin-top:28px}
  .big-stat{padding:20px;border-radius:18px}
  .big-stat b{font-size:34px}

  .category-tabs{display:flex;flex-wrap:nowrap;overflow-x:auto;overscroll-behavior-inline:contain;scrollbar-width:none;margin:0 -16px 24px;padding:0 16px 6px;gap:8px}
  .category-tabs::-webkit-scrollbar{display:none}
  .category-tabs button{white-space:nowrap;flex:0 0 auto;min-height:42px}
  .product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
  .product-card{border-radius:20px;padding:10px}
  .product-image{height:190px;border-radius:16px}
  .product-pack{width:88px;height:136px;border-radius:14px}
  .product-pack img{width:66px}
  .product-meta{padding:13px 2px 4px}
  .product-meta h3{font-size:15px;min-height:42px;margin:6px 0 9px}
  .product-meta strong{font-size:15px}
  .product-meta .add{width:34px;height:34px}

  .quality-photo{min-height:370px;border-radius:24px;padding:24px}
  .quality-photo b{font-size:clamp(34px,10vw,47px)}
  .quality-copy h2,.partner-copy h2,.contact-grid h2{font-size:clamp(37px,10.8vw,50px)}
  .quality-list{gap:10px}
  .quality-item{padding:16px}
  .standards{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:36px}
  .standard{padding:20px 10px}

  .benefit{grid-template-columns:48px 1fr;gap:14px;padding:16px}
  .benefit i{width:48px;height:48px}
  .contact-info{margin-top:20px}
  .form{gap:10px}
  .form input,.form textarea,.form select{font-size:16px;padding:15px 16px;border-radius:14px}
  .form textarea{min-height:130px}
  .form .btn{width:100%;min-height:50px}

  .footer{padding:44px 0 calc(24px + env(safe-area-inset-bottom))}
  .footer-top{gap:28px}
  .footer-logo img{width:145px}
  .footer-bottom{margin-top:28px;padding-top:18px}

  .page-hero{padding:58px 0 42px}
  .page-hero h1{font-size:clamp(40px,12vw,58px)}
  .page-hero p{font-size:16px}
  .breadcrumbs{margin-bottom:16px}
  .filter-layout{gap:22px}
  .filters{padding:18px;border-radius:18px}
  .catalog-head{gap:12px;align-items:stretch;flex-direction:column}
  .catalog-head select{width:100%;min-height:44px;font-size:16px}
  .field input{font-size:16px;min-height:44px}

  .product-detail-image{min-height:390px;border-radius:24px}
  .detail-pack{width:160px;height:250px;border-radius:22px}
  .detail-pack img{width:112px}
  .detail-copy h1{font-size:clamp(38px,11vw,52px)}
  .detail-actions{align-items:stretch;flex-wrap:wrap}
  .detail-actions .btn{flex:1 1 180px}
  .qty{flex:0 0 auto}
  .feature-row,.specs{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}

  .timeline:before{left:15px}
  .time-item{grid-template-columns:34px 1fr;gap:12px;padding-bottom:28px}
  .dot{margin-left:7px}
  .time-year{font-size:18px}

  .cards-3{gap:12px}
  .info-card{padding:22px;border-radius:20px}

  .cart-drawer{width:min(100vw,420px);padding-bottom:env(safe-area-inset-bottom)}
  .cart-head{padding:18px 16px}
  .cart-body{padding:16px}
  .cart-foot{padding:16px}
}

@media (max-width: 520px){
  .container{width:min(100% - 24px,1280px)}
  .brand img{width:104px}
  .cart-label{display:none}
  .cart-btn{padding:0 10px}
  .hero-wrap{padding-top:38px}
  .hero-copy h1{font-size:clamp(38px,12.8vw,50px)}
  .hero-visual{min-height:300px}
  .section{padding:56px 0}
  .product-grid{grid-template-columns:1fr 1fr;gap:10px}
  .product-image{height:165px}
  .product-pack{width:78px;height:120px}
  .product-pack img{width:58px}
  .product-meta small{font-size:11px}
  .product-meta h3{font-size:14px;min-height:57px}
  .product-meta strong{font-size:14px}
  .product-meta .add{float:none;margin-top:8px;width:100%;border-radius:12px}
  .standards{grid-template-columns:1fr 1fr}
  .feature-row,.specs{grid-template-columns:1fr}
}

@media (max-width: 390px){
  .container{width:min(100% - 20px,1280px)}
  .brand img{width:92px}
  .header-row{gap:8px}
  .cart-btn,.menu-btn{min-width:42px;height:42px}
  .hero-copy h1{font-size:36px}
  .hero-stat{width:100%;text-align:center}
  .product-grid{grid-template-columns:1fr}
  .product-image{height:220px}
  .product-meta h3{min-height:auto}
  .product-meta .add{float:right;margin-top:0;width:36px;border-radius:50%}
}

@media (hover:none){
  .btn:hover,.product-card:hover{transform:none;box-shadow:none}
}


/* Mobile menu brand */
.mobile-nav-brand{display:none}
@media(max-width:780px){
  .mobile-nav-brand{display:flex;align-items:center;gap:12px;padding:4px 10px 16px;margin:0 0 8px;border-bottom:1px solid #edf3f4}
  .mobile-nav-brand img{width:72px;height:auto;display:block;flex:0 0 auto}
  .mobile-nav-brand strong{display:block;font-size:15px;line-height:1.1;color:var(--navy)}
  .mobile-nav-brand span{display:block;margin-top:4px;font-size:12px;line-height:1.35;color:var(--muted)}
}


/* Premium floating navigation */
.site-header{position:sticky;top:0;z-index:80;background:transparent;border:0;backdrop-filter:none;padding:0 22px;pointer-events:none}
.header-row{height:96px;max-width:1480px;width:100%;margin:0 auto;padding:0 28px;background:rgba(255,255,255,.97);border-radius:0 0 42px 42px;box-shadow:0 12px 30px rgba(20,45,70,.10);display:flex;align-items:center;gap:22px;pointer-events:auto}
.brand{display:flex;align-items:center;flex:0 0 auto}
.brand img{width:130px;max-height:66px;object-fit:contain}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:auto;background:#f4f4f6;border:1px solid #eeeeF2;border-radius:999px;padding:7px}
.main-nav a{font-size:13px;font-weight:800;color:#676b77;position:relative;padding:12px 17px;border-radius:999px;white-space:nowrap;transition:.2s ease}
.main-nav a:after{display:none}
.main-nav a:hover,.main-nav a.active{background:#fff;color:var(--navy);box-shadow:0 3px 10px rgba(22,54,88,.08)}
.header-tools{display:flex;align-items:center;gap:9px;margin-left:0;flex:0 0 auto}
.share-btn,.phone-btn,.icon-cart,.menu-btn{width:46px;min-width:46px;height:46px;border:0;border-radius:50%;display:grid;place-items:center;cursor:pointer;text-decoration:none;font-weight:800;transition:transform .18s ease,box-shadow .18s ease,background .18s ease}
.share-btn{background:#f6f7f9;color:#18479a;font-size:20px}
.lang{height:46px;border:0;border-radius:999px;padding:0 15px;background:#f6f7f9;color:#173c73;font-size:12px;font-weight:800;display:flex;align-items:center;gap:5px;white-space:nowrap}
.lang span{font-size:12px;color:#7a8796}
.phone-btn{background:#2f56aa;color:#fff;font-size:20px;box-shadow:inset 0 0 0 5px rgba(255,255,255,.10),0 6px 14px rgba(47,86,170,.22)}
.icon-cart{position:relative;padding:0;background:#f6f7f9;color:#173c73}
.cart-glyph{font-size:16px;line-height:1}
.icon-cart .cart-count{position:absolute;right:-2px;top:-3px;width:18px;height:18px;margin:0;background:#2f56aa;color:#fff;font-size:10px;box-shadow:0 2px 6px rgba(0,0,0,.15)}
.menu-btn{display:grid;background:#214895;color:#fff;font-size:0;box-shadow:0 6px 14px rgba(33,72,149,.22)}
.menu-btn:before{content:"☰";font-size:22px;line-height:1}
.share-btn:hover,.phone-btn:hover,.icon-cart:hover,.menu-btn:hover,.lang:hover{transform:translateY(-2px)}

@media(max-width:1230px){
  .header-row{padding:0 20px;gap:14px}
  .main-nav a{padding:11px 12px;font-size:12px}
  .share-btn{display:none}
}
@media(max-width:1060px) and (min-width:781px){
  .main-nav{gap:0;padding:5px}
  .main-nav a{padding:10px 9px;font-size:11px}
  .brand img{width:108px}
  .phone-btn{display:none}
}

@media(max-width:780px){
  .site-header{padding:0;padding-top:env(safe-area-inset-top);background:#fff;box-shadow:0 5px 18px rgba(20,45,70,.07)}
  .header-row{height:70px;width:min(100% - 24px,1280px);padding:0;margin:0 auto;background:#fff;border-radius:0;box-shadow:none;gap:10px}
  .brand img{width:108px;max-height:56px}
  .share-btn,.phone-btn,.lang{display:none}
  .header-tools{margin-left:auto;gap:8px}
  .icon-cart,.menu-btn{width:44px;min-width:44px;height:44px}
  .main-nav{position:fixed;inset:calc(70px + env(safe-area-inset-top)) 0 auto 0;margin:0;display:flex;max-height:calc(100dvh - 70px - env(safe-area-inset-top));overflow:auto;background:#fff;border:0;border-top:1px solid var(--line);border-radius:0;padding:18px 16px 26px;box-shadow:0 24px 50px rgba(6,45,55,.14);flex-direction:column;align-items:stretch;gap:0;transform:translateY(-120%);opacity:0;visibility:hidden;transition:transform .25s ease,opacity .2s ease,visibility .2s;z-index:101}
  .main-nav.open{transform:translateY(0);opacity:1;visibility:visible}
  .main-nav a{display:flex;align-items:center;min-height:50px;padding:0 10px;border-radius:0;border-bottom:1px solid #edf3f4;font-size:15px;background:transparent;box-shadow:none}
  .main-nav a:hover,.main-nav a.active{background:#f6fafb;box-shadow:none;color:var(--navy)}
  .menu-btn[aria-expanded="true"]:before{content:"✕"}
}


/* RU / UZ / EN language selector */
.lang-wrap{position:relative;display:flex;align-items:center}
.lang-menu{position:absolute;top:calc(100% + 12px);right:0;min-width:170px;padding:8px;background:#fff;border:1px solid #e7edef;border-radius:18px;box-shadow:0 18px 48px rgba(4,42,51,.16);opacity:0;visibility:hidden;transform:translateY(-6px);transition:.18s ease;z-index:220}
.lang-wrap.open .lang-menu{opacity:1;visibility:visible;transform:translateY(0)}
.lang-menu button{width:100%;border:0;background:transparent;border-radius:12px;padding:10px 12px;text-align:left;font:inherit;font-weight:800;color:var(--navy);cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px}
.lang-menu button:hover,.lang-menu button.active{background:#f1f5f6}
.lang-menu small{font-size:11px;font-weight:600;color:#81949a}
@media(max-width:780px){.header-tools .lang-wrap{display:flex}.header-tools .lang{display:inline-flex;min-width:56px;padding:0 10px}.lang-menu{position:fixed;top:76px;right:14px;min-width:165px}}