/* =========================================================
   KSK Trading Limited — styles
   ========================================================= */
@font-face{font-family:"Manrope";src:url(../fonts/Manrope-Light.woff2) format("woff2");font-weight:300;font-display:swap}
@font-face{font-family:"Manrope";src:url(../fonts/Manrope-Regular.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Manrope";src:url(../fonts/Manrope-Medium.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"Manrope";src:url(../fonts/Manrope-SemiBold.woff2) format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:"Manrope";src:url(../fonts/Manrope-Bold.woff2) format("woff2");font-weight:700;font-display:swap}
@font-face{font-family:"Manrope";src:url(../fonts/Manrope-ExtraBold.woff2) format("woff2");font-weight:800;font-display:swap}

:root{
  --ink:#111318;
  --navy:#142B46;
  --navy-2:#1d3a5c;
  --white:#FFFFFF;
  --steel:#8795A5;
  --line:#E5E7EB;
  --paper:#F5F6F8;
  --text:#4a5260;
  --ease:cubic-bezier(.22,.8,.2,1);
  --ease-io:cubic-bezier(.76,0,.24,1);
  --r:18px;
  --gut:clamp(16px,4vw,48px);
  --sec:clamp(80px,11vw,150px);
  --header:84px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:"Manrope",system-ui,sans-serif;font-weight:400;font-size:16px;line-height:1.65;color:var(--text);background:var(--white);overflow-x:hidden;-webkit-font-smoothing:antialiased}
body.is-locked{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:800;line-height:1.08;letter-spacing:-.02em}
p{margin:0 0 1em}
em{font-style:italic;font-weight:300;color:var(--steel)}
b{font-weight:700;color:var(--ink)}
.ic{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}
.container{width:100%;max-width:1320px;margin:0 auto;padding:0 var(--gut)}
.section{padding:var(--sec) 0}
::selection{background:var(--navy);color:#fff}

/* ---------- type ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--navy);margin:0 0 22px}
.eyebrow .dot{width:22px;height:8px;background:var(--navy);clip-path:polygon(35% 0,100% 0,65% 100%,0 100%)}
.eyebrow--light{color:#c9d2dc}.eyebrow--light .dot{background:var(--steel)}
.h2{font-size:clamp(34px,5.2vw,68px);margin-bottom:26px}
.h2 em{display:inline}
.h2--light{color:#fff}.h2--light em{color:var(--steel)}
.h3{font-size:clamp(26px,3vw,38px)}
.lead{font-size:clamp(18px,1.6vw,21px);line-height:1.5;color:var(--ink);font-weight:600}
.lead--light{color:#fff}

/* ---------- buttons ---------- */
.btn{--bg:var(--ink);--fg:#fff;position:relative;display:inline-flex;align-items:center;justify-content:center;gap:12px;height:58px;padding:0 28px;border-radius:999px;background:var(--bg);color:var(--fg);font:700 15px/1 "Manrope",sans-serif;letter-spacing:.01em;border:0;cursor:pointer;overflow:hidden;isolation:isolate;transition:transform .4s var(--ease),color .4s}
.btn::before{content:"";position:absolute;inset:0;background:var(--hover,var(--navy-2));transform:translateY(101%);border-radius:inherit;transition:transform .5s var(--ease);z-index:-1}
.btn:hover::before{transform:none}
.btn .ic{transition:transform .4s var(--ease)}
.btn:hover .ic{transform:translateX(4px) rotate(-45deg)}
.btn:active{transform:scale(.97)}
.btn--sm{height:46px;padding:0 20px;font-size:14px}
.btn--navy{--bg:var(--navy);--hover:var(--ink)}
.btn--light{--bg:#fff;--fg:var(--ink);--hover:var(--line)}
.btn--ghost{--bg:transparent;--fg:#fff;--hover:rgba(255,255,255,.12);box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.4)}
.btn--block{width:100%}
.link-arrow{display:inline-flex;align-items:center;gap:10px;font-weight:700;color:var(--navy);border-bottom:1.5px solid currentColor;padding-bottom:4px;margin-top:8px;transition:gap .3s var(--ease)}
.link-arrow:hover{gap:16px}

/* ---------- progress ---------- */
.progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:120;pointer-events:none}
.progress span{display:block;height:100%;background:linear-gradient(90deg,var(--navy),var(--steel));transform-origin:0 50%;transform:scaleX(0)}

/* ---------- loader ---------- */
.loader{position:fixed;inset:0;z-index:200;display:grid;place-items:center;pointer-events:none}
.loader__panel{position:absolute;inset:0;background:var(--ink);transition:transform 1s var(--ease-io)}
.loader__panel--b{background:var(--navy);transition-delay:.08s;z-index:-1}
.loader__panel--a{z-index:-1}
.loader__inner{position:relative;z-index:2;display:grid;gap:22px;justify-items:center;transition:opacity .4s,transform .6s var(--ease)}
.loader__bar{width:220px;height:2px;background:rgba(255,255,255,.15);overflow:hidden}
.loader__bar span{display:block;height:100%;width:100%;background:#fff;transform:scaleX(0);transform-origin:0 50%;animation:load 1.1s var(--ease) forwards}
@keyframes load{to{transform:none}}
.is-loaded .loader__inner{opacity:0;transform:translateY(-20px)}
.is-loaded .loader__panel--a{transform:translateY(-100%);transition-delay:.15s}
.is-loaded .loader__panel--b{transform:translateY(-100%);transition-delay:.3s}

/* ---------- header ---------- */
.header{position:fixed;top:0;left:0;right:0;z-index:100;height:var(--header);display:flex;align-items:center;transition:background .4s,box-shadow .4s,height .4s,transform .5s var(--ease)}
.header__row{display:flex;align-items:center;justify-content:space-between;gap:24px}
.header__logo{position:relative;display:block;width:156px}
.header__logo img{width:100%;height:auto;transition:opacity .4s}
.header__logo .logo-dark{position:absolute;inset:0;opacity:0}
.nav{display:flex;gap:6px;padding:6px;border-radius:999px;background:rgba(255,255,255,.08);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:inset 0 0 0 1px rgba(255,255,255,.14);transition:background .4s,box-shadow .4s}
.nav a{position:relative;padding:9px 16px;border-radius:999px;font-size:14px;font-weight:600;color:#fff;transition:background .3s,color .3s}
.nav a:hover,.nav a.is-active{background:#fff;color:var(--ink)}
.header__cta{display:flex;align-items:center;gap:14px}
.header__phone{display:flex;align-items:center;gap:8px;font-weight:700;font-size:14px;color:#fff;transition:color .4s}
.header__phone .ic{width:17px;height:17px}
.lang{display:flex;gap:2px;padding:4px;border-radius:999px;background:rgba(255,255,255,.08);box-shadow:inset 0 0 0 1px rgba(255,255,255,.14)}
.lang a{padding:7px 11px;border-radius:999px;font-size:12px;font-weight:800;letter-spacing:.06em;color:#fff;transition:background .3s,color .3s}
.lang a.is-active{background:#fff;color:var(--ink)}
.lang a:not(.is-active):hover{background:rgba(255,255,255,.14)}
.header.is-scrolled .lang{background:var(--paper);box-shadow:none}
.header.is-scrolled .lang a{color:var(--ink)}
.header.is-scrolled .lang a.is-active{background:var(--ink);color:#fff}
.is-menu .header .lang{display:none}
.lang--m{align-self:flex-start;margin-bottom:12px}
.lang--m a{font-size:13px;padding:9px 16px;letter-spacing:0}
.burger{display:none;width:46px;height:46px;border-radius:50%;border:0;background:#fff;color:var(--ink);place-items:center;cursor:pointer}
.header.is-scrolled{background:rgba(255,255,255,.86);backdrop-filter:blur(16px) saturate(1.4);-webkit-backdrop-filter:blur(16px) saturate(1.4);box-shadow:0 1px 0 var(--line);height:72px}
.header.is-scrolled .logo-dark{opacity:1}.header.is-scrolled .logo-light{opacity:0}
.header.is-scrolled .nav{background:var(--paper);box-shadow:none}
.header.is-scrolled .nav a{color:var(--ink)}
.header.is-scrolled .nav a:hover,.header.is-scrolled .nav a.is-active{background:var(--ink);color:#fff}
.header.is-scrolled .header__phone{color:var(--ink)}
.header.is-scrolled .burger{background:var(--ink);color:#fff}
.header.is-hidden{transform:translateY(-100%)}

/* mobile nav */
.mnav{position:fixed;inset:0;z-index:99;pointer-events:none;visibility:hidden}
.mnav__bg{position:absolute;inset:0;background:var(--ink);clip-path:polygon(100% 0,100% 0,100% 100%,100% 100%);transition:clip-path .7s var(--ease-io)}
.mnav__inner{position:relative;height:100%;padding:110px var(--gut) 40px;display:flex;flex-direction:column;justify-content:space-between}
.mnav nav{display:grid;gap:4px}
.mnav nav a{display:flex;align-items:baseline;gap:16px;font-size:clamp(34px,9vw,52px);font-weight:800;color:#fff;letter-spacing:-.02em;padding:6px 0;border-bottom:1px solid rgba(255,255,255,.08);opacity:0;transform:translateX(40px);transition:opacity .5s,transform .6s var(--ease)}
.mnav nav a i{font-style:normal;font-size:13px;font-weight:600;color:var(--steel)}
.mnav__foot{display:grid;gap:12px;opacity:0;transition:opacity .5s .4s}
.mnav__foot a{display:flex;align-items:center;gap:10px;color:#c9d2dc;font-weight:600}
.is-menu .mnav{pointer-events:auto;visibility:visible}
.is-menu .mnav__bg{clip-path:polygon(0 0,100% 0,100% 100%,0 100%)}
.is-menu .mnav nav a{opacity:1;transform:none}
.is-menu .mnav nav a:nth-child(1){transition-delay:.2s}.is-menu .mnav nav a:nth-child(2){transition-delay:.26s}.is-menu .mnav nav a:nth-child(3){transition-delay:.32s}.is-menu .mnav nav a:nth-child(4){transition-delay:.38s}.is-menu .mnav nav a:nth-child(5){transition-delay:.44s}
.is-menu .mnav__foot{opacity:1}
.is-menu .header{background:transparent;box-shadow:none;backdrop-filter:none}
.is-menu .header .logo-dark{opacity:0}.is-menu .header .logo-light{opacity:1}
.is-menu .burger{background:#fff;color:var(--ink)}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:center;color:#fff;overflow:hidden;background:var(--ink);padding:calc(var(--header) + 40px) 0 170px}
.hero__media{position:absolute;inset:-8% 0 0;will-change:transform}
.hero__media img{width:100%;height:100%;object-fit:cover;transform:scale(1.12);transition:transform 2.4s var(--ease)}
.is-loaded .hero__media img{transform:scale(1)}
.hero__shade{position:absolute;inset:0;background:linear-gradient(100deg,rgba(17,19,24,.92) 0%,rgba(17,19,24,.72) 42%,rgba(20,43,70,.35) 100%),linear-gradient(0deg,rgba(17,19,24,.85) 0%,transparent 40%)}
.hero__slash{position:absolute;top:-10%;left:52%;width:34vw;height:130%;background:linear-gradient(180deg,rgba(20,43,70,.75),rgba(20,43,70,.25));transform:skewX(-38deg) translateX(60vw);transition:transform 1.6s var(--ease) .5s;mix-blend-mode:multiply}
.hero__slash--2{left:74%;width:9vw;background:rgba(135,149,165,.22);mix-blend-mode:normal;transition-delay:.7s}
.is-loaded .hero__slash{transform:skewX(-38deg)}
.hero__content{position:relative;z-index:2}
.hero__eyebrow{opacity:0;transform:translateY(16px);transition:all .8s var(--ease) .7s}
.hero__title{color:#fff;font-size:clamp(40px,6.2vw,92px);line-height:1;max-width:15ch;margin-bottom:30px;letter-spacing:-.035em}
.hero__title em{color:#b6c3d1}
.hero__lead{max-width:540px;font-size:clamp(16px,1.5vw,19px);color:#c9d2dc;margin-bottom:38px;opacity:0;transform:translateY(16px);transition:all .8s var(--ease) 1.3s}
.hero__actions{display:flex;flex-wrap:wrap;gap:12px;opacity:0;transform:translateY(16px);transition:all .8s var(--ease) 1.45s}
.is-loaded .hero__eyebrow,.is-loaded .hero__lead,.is-loaded .hero__actions{opacity:1;transform:none}
/* split words */
.w{display:inline-block;overflow:hidden;vertical-align:top;padding:0 .08em .1em 0;margin:0 -.08em -.1em 0}
.w>span{display:inline-block;transform:translateY(110%) rotate(4deg);transform-origin:0 100%;transition:transform 1.1s var(--ease)}
.is-split-in .w>span{transform:none}

.hero__badge{position:absolute;z-index:2;right:clamp(16px,6vw,90px);top:calc(var(--header) + 8vh);width:150px;height:150px;opacity:0;transition:opacity 1s 1.6s}
.is-loaded .hero__badge{opacity:1}
.hero__badge svg{width:100%;height:100%;animation:spin 22s linear infinite}
.hero__badge text{fill:#fff;font:700 13.4px "Manrope";letter-spacing:.2em}
.hero__badge-core{position:absolute;inset:38px;border-radius:50%;background:#fff;color:var(--navy);display:grid;place-items:center}
.hero__badge-core .ic{width:28px;height:28px;fill:var(--navy);stroke:none}
@keyframes spin{to{transform:rotate(360deg)}}

.hero__stats{position:absolute;left:0;right:0;bottom:0;z-index:2;border-top:1px solid rgba(255,255,255,.14);background:linear-gradient(0deg,rgba(17,19,24,.6),transparent);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.hero__stats-row{display:flex;align-items:stretch}
.hstat{display:flex;align-items:center;gap:16px;padding:28px 40px 28px 0;margin-right:40px;border-right:1px solid rgba(255,255,255,.14);opacity:0;transform:translateY(30px);transition:all .9s var(--ease)}
.hstat:nth-child(1){transition-delay:1.5s}.hstat:nth-child(2){transition-delay:1.62s}.hstat:nth-child(3){transition-delay:1.74s}
.is-loaded .hstat{opacity:1;transform:none}
.hstat b{font-size:clamp(34px,3.6vw,52px);font-weight:800;color:#fff;letter-spacing:-.03em;line-height:1}
.hstat span{font-size:13px;line-height:1.4;color:#aab5c2;font-weight:500}
.hero__scroll{margin-left:auto;align-self:center;display:flex;align-items:center;gap:12px;font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:#c9d2dc}
.hero__scroll span{position:relative;width:1.5px;height:42px;background:rgba(255,255,255,.2);overflow:hidden}
.hero__scroll span::after{content:"";position:absolute;left:0;top:0;width:100%;height:40%;background:#fff;animation:drip 1.8s var(--ease-io) infinite}
@keyframes drip{0%{transform:translateY(-100%)}100%{transform:translateY(260%)}}

/* ---------- ticker ---------- */
.ticker{border-bottom:1px solid var(--line);overflow:hidden;background:#fff;padding:30px 0}
.ticker__track{display:flex;width:max-content;animation:tick 40s linear infinite}
.ticker__set{display:flex;align-items:center;gap:clamp(56px,8vw,120px);padding-right:clamp(56px,8vw,120px)}
.ticker img{height:38px;width:auto;transition:transform .4s var(--ease)}
.ticker img:hover{transform:scale(1.08)}
.ticker img.t-tall{height:58px}
@keyframes tick{to{transform:translateX(-50%)}}

/* ---------- about ---------- */
.about__grid{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(40px,6vw,96px);align-items:center}
.about__pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.about__pills span{display:inline-flex;align-items:center;gap:9px;padding:11px 18px;border-radius:999px;background:var(--paper);color:var(--ink);font-weight:700;font-size:14px;box-shadow:inset 0 0 0 1px var(--line)}
.about__pills .ic{color:var(--navy)}
.about__visual{position:relative;min-height:620px}
.about__img{position:absolute;margin:0;overflow:hidden;border-radius:var(--r)}
.about__img img{width:100%;height:100%;object-fit:cover}
.about__img--main{inset:0 0 90px 12%;clip-path:polygon(18% 0,100% 0,100% 100%,0 100%,0 22%)}
.about__img--sub{left:0;bottom:0;width:52%;aspect-ratio:4/3;border:8px solid #fff;border-radius:calc(var(--r) + 6px)}
.about__years{position:absolute;right:-12px;bottom:28px;background:var(--navy);color:#fff;padding:24px 28px;border-radius:var(--r);display:flex;align-items:center;gap:14px;box-shadow:0 30px 60px -20px rgba(20,43,70,.55)}
.about__years b{font-size:72px;line-height:.8;color:#fff;letter-spacing:-.05em}
.about__years span{font-size:13px;font-weight:600;line-height:1.35;max-width:9ch;color:#c9d2dc}
.about__exp{margin-top:clamp(70px,9vw,120px)}
.about__exp-line{height:1px;background:var(--line);margin-bottom:48px;transform-origin:0 50%}
.about__exp-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:clamp(30px,6vw,96px)}
.about__exp-big{font-size:clamp(24px,2.6vw,36px);font-weight:700;color:var(--ink);line-height:1.25;letter-spacing:-.02em}

/* ---------- chain (horizontal) ---------- */
.chain{position:relative;background:var(--ink);color:#fff;height:400vh}
.chain__sticky{position:sticky;top:0;height:100vh;height:100svh;display:flex;flex-direction:column;justify-content:center;overflow:hidden;padding:calc(var(--header) - 10px) 0 40px}
.chain__sticky::before{content:"";position:absolute;right:-10vw;top:-20%;width:40vw;height:140%;background:var(--navy);transform:skewX(-38deg);opacity:.55}
.chain__head{position:relative;display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:clamp(24px,4vh,44px)}
.chain__head .h2{font-size:clamp(28px,3.6vw,52px);max-width:22ch;margin:0}
.chain__counter{display:flex;align-items:baseline;gap:8px;font-weight:700;color:var(--steel);white-space:nowrap}
.chain__counter b{font-size:clamp(44px,5vw,72px);color:#fff;letter-spacing:-.04em;line-height:1}
.chain__viewport{position:relative}
.chain__track{display:flex;gap:clamp(16px,2vw,28px);padding:0 var(--gut);padding-left:max(var(--gut),calc((100vw - 1320px)/2 + var(--gut)));will-change:transform}
.cstep{position:relative;flex:none;width:clamp(290px,36vw,520px);border-radius:var(--r);overflow:hidden;background:#1a1d24}
.cstep__img{height:clamp(200px,38vh,380px);overflow:hidden}
.cstep__img img{width:100%;height:100%;object-fit:cover;transform:scale(1.15);transition:transform 1.2s var(--ease)}
.cstep.is-on .cstep__img img{transform:scale(1)}
.cstep__body{position:relative;padding:26px 28px 30px}
.cstep__n{position:absolute;right:22px;top:-46px;font-size:76px;font-weight:800;color:#fff;line-height:1;letter-spacing:-.05em;-webkit-text-stroke:0;text-shadow:0 10px 30px rgba(0,0,0,.35)}
.cstep h3{display:flex;align-items:center;gap:12px;color:#fff;font-size:clamp(20px,1.8vw,26px);margin-bottom:10px}
.cstep h3 .ic{width:26px;height:26px;color:var(--steel)}
.cstep p{color:#aab5c2;margin:0;font-size:15px}
.chain__bar{position:relative;margin-top:clamp(24px,4vh,40px)}
.chain__bar::before{content:"";display:block;height:2px;background:rgba(255,255,255,.12)}
.chain__bar span{position:absolute;left:var(--gut);right:var(--gut);top:0;height:2px;background:#fff;transform-origin:0 50%;transform:scaleX(0)}

/* ---------- section heads ---------- */
.sec-head{display:grid;grid-template-columns:1.3fr 1fr;gap:clamp(24px,5vw,80px);align-items:end;margin-bottom:clamp(44px,6vw,80px)}
.sec-head .h2{margin:0}
.sec-head__aside{margin:0;font-size:17px;padding-left:24px;border-left:2px solid var(--navy)}

/* ---------- audience ---------- */
.aud{background:var(--paper)}
.aud__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.acard{position:relative;min-height:230px;padding:30px;border-radius:var(--r);background:#fff;display:flex;flex-direction:column;justify-content:space-between;gap:30px;overflow:hidden;isolation:isolate;box-shadow:0 1px 0 var(--line);transition:transform .5s var(--ease),box-shadow .5s,color .4s}
.acard::before{content:"";position:absolute;inset:0;background:var(--navy);clip-path:polygon(0 100%,0 100%,0 100%,0 100%);transition:clip-path .7s var(--ease);z-index:-1}
.acard:hover::before{clip-path:polygon(0 0,140% 0,100% 100%,0 100%)}
.acard:hover{transform:translateY(-6px);box-shadow:0 30px 60px -30px rgba(20,43,70,.6)}
.acard__ic{width:58px;height:58px;border-radius:14px;display:grid;place-items:center;background:var(--paper);color:var(--navy);transition:background .4s,color .4s,transform .6s var(--ease)}
.acard__ic .ic{width:26px;height:26px}
.acard:hover .acard__ic{background:rgba(255,255,255,.1);color:#fff;transform:rotate(-8deg)}
.acard__n{position:absolute;right:26px;top:24px;font-size:14px;font-weight:700;color:var(--steel)}
.acard h3{font-size:clamp(19px,1.6vw,23px);font-weight:700;line-height:1.25;transition:color .4s}
.acard:hover h3{color:#fff}

/* ---------- products ---------- */
.prod{display:grid;gap:clamp(20px,3vw,32px)}
.prod__item{display:grid;grid-template-columns:1fr 1fr;border-radius:calc(var(--r) + 6px);overflow:hidden;background:var(--paper);min-height:520px}
.prod__item--rev .prod__media{order:2}
.prod__media{position:relative;overflow:hidden}
.prod__media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 1.4s var(--ease)}
.prod__item:hover .prod__media img{transform:scale(1.06)}
.prod__media::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(17,19,24,.45),transparent 50%)}
.prod__tag{position:absolute;z-index:2;left:24px;bottom:24px;display:inline-flex;align-items:center;gap:8px;padding:10px 16px;border-radius:999px;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);color:var(--ink);font-size:13px;font-weight:700}
.prod__tag .ic{width:17px;height:17px;color:var(--navy)}
.prod__media--collage{display:grid;grid-template-columns:1.1fr 1fr;grid-template-rows:1fr 1fr;gap:10px;padding:10px;min-height:520px}
.prod__media--collage::after{display:none}
.tile{position:relative;margin:0;overflow:hidden;border-radius:16px;background:#1a1d24}
.tile--a{grid-row:span 2}
.tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
.tile--prod{background:#eeeeee}
.tile--prod img{object-fit:contain;padding:14px 14px 44px}
.tile:hover img{transform:scale(1.06)}
.prod__item:hover .prod__media--collage img{transform:none}
.prod__item:hover .prod__media--collage .tile:hover img{transform:scale(1.06)}
.tile__lbl{position:absolute;left:12px;bottom:12px;display:inline-flex;align-items:center;gap:7px;padding:7px 12px;border-radius:999px;background:var(--ink);color:#fff;font-size:12.5px;font-weight:700}
.tile__lbl .ic{width:15px;height:15px;color:var(--steel)}
.prod__media--collage .prod__tag{left:22px;top:22px;bottom:auto}
.prod__body{position:relative;padding:clamp(30px,4.4vw,64px);display:flex;flex-direction:column;justify-content:center}
.prod__n{font-size:14px;font-weight:700;color:var(--steel);margin-bottom:14px}
.prod__body .h3{margin-bottom:18px}
.prod__lead{font-size:18px;font-weight:600;color:var(--ink);line-height:1.45}
.prod__sub{font-size:15px;margin-bottom:14px}
.checks{list-style:none;padding:0;margin:0 0 22px;display:grid;gap:10px 22px}
.checks--2{grid-template-columns:1fr 1fr}
.checks li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--ink);font-weight:500;line-height:1.4}
.checks .ic{width:20px;height:20px;padding:3px;border-radius:50%;background:var(--navy);color:#fff;stroke-width:3;margin-top:-1px}
.complex{position:relative;margin-top:clamp(20px,3vw,32px);border-radius:calc(var(--r) + 6px);background:var(--navy);color:#fff;padding:clamp(30px,4vw,56px);display:grid;grid-template-columns:auto 1fr auto;gap:clamp(20px,3vw,44px);align-items:center;overflow:hidden}
.complex__mark{width:90px;height:90px;color:var(--steel)}
.complex h3{color:#fff;font-size:clamp(22px,2.2vw,30px);margin-bottom:8px}
.complex p{margin:0;color:#c9d2dc;max-width:60ch}
.complex::after{content:"";position:absolute;right:-60px;top:-40%;width:240px;height:180%;background:rgba(255,255,255,.05);transform:skewX(-38deg);pointer-events:none}

/* ---------- brands ---------- */
.brands{background:#fff;border-top:1px solid var(--line)}
.bgrid{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.bcard{grid-column:span 2;position:relative;border-radius:var(--r);border:1px solid var(--line);padding:32px;display:flex;flex-direction:column;gap:34px;min-height:300px;background:#fff;overflow:hidden;transition:border-color .4s,transform .5s var(--ease),box-shadow .5s}
.bcard--half{grid-column:span 3}
.bcard::after{content:"";position:absolute;left:0;bottom:0;height:4px;width:100%;background:var(--navy);transform:scaleX(0);transform-origin:0 50%;transition:transform .6s var(--ease)}
.bcard:hover{transform:translateY(-6px);box-shadow:0 30px 60px -30px rgba(17,19,24,.3);border-color:transparent}
.bcard:hover::after{transform:none}
.bcard__logo{height:110px;display:flex;align-items:center;padding:0 0 26px;border-bottom:1px dashed var(--line)}
.bcard__logo img{max-height:64px;max-width:62%;width:auto;object-fit:contain;transition:transform .6s var(--ease)}
.bcard:hover .bcard__logo img{transform:scale(1.06)}
.bcard__logo img[src*="lvtopsun"]{max-height:84px}
.bcard__cat{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--navy);margin-bottom:10px}
.bcard__body p{margin:0;font-size:16px;color:var(--text)}

/* ---------- principle ---------- */
.principle{position:relative;padding:clamp(120px,16vw,220px) 0;overflow:hidden;color:#fff;background:var(--ink)}
.principle__media{position:absolute;inset:-20% 0;will-change:transform}
.principle__media img{width:100%;height:100%;object-fit:cover}
.principle__shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(17,19,24,.94),rgba(20,43,70,.78))}
.principle__inner{position:relative}
.principle__q{margin:0;font-size:clamp(28px,4.4vw,62px);font-weight:700;line-height:1.14;letter-spacing:-.025em;max-width:22ch;color:#fff}
.principle__q em{color:#b6c3d1}
.principle__q .wd{opacity:.14;transition:opacity .5s}
.principle__q .wd.on{opacity:1}

/* ---------- advantages ---------- */
.adv__grid{display:grid;grid-template-columns:1fr 1.25fr;gap:clamp(40px,6vw,100px);align-items:start}
.adv__sticky{position:sticky;top:120px}
.adv__meter{display:flex;align-items:center;gap:14px;margin:30px 0 34px;font-weight:800;color:var(--ink)}
.adv__meter-n{font-size:40px;letter-spacing:-.04em;min-width:2ch}
.adv__meter-t{color:var(--steel)}
.adv__meter-bar{flex:1;max-width:240px;height:2px;background:var(--line);position:relative}
.adv__meter-bar i{position:absolute;inset:0;background:var(--navy);transform-origin:0 50%;transform:scaleX(.14);transition:transform .6s var(--ease)}
.adv__list{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.adv__item{position:relative;display:grid;grid-template-columns:auto 1fr;gap:clamp(18px,3vw,36px);padding:clamp(24px,3vw,38px);border-radius:var(--r);background:var(--paper);overflow:hidden;transition:background .5s,transform .5s var(--ease)}
.adv__item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--navy);transform:scaleY(0);transition:transform .5s var(--ease)}
.adv__item.is-current{background:#fff;box-shadow:0 30px 70px -40px rgba(20,43,70,.5),inset 0 0 0 1px var(--line)}
.adv__item.is-current::before{transform:none}
.adv__n{font-size:clamp(44px,5vw,72px);font-weight:800;line-height:.9;letter-spacing:-.05em;color:transparent;-webkit-text-stroke:1.5px var(--steel);transition:color .5s,-webkit-text-stroke-color .5s}
.adv__item.is-current .adv__n{color:var(--navy);-webkit-text-stroke-color:var(--navy)}
.adv__item h3{display:flex;align-items:center;gap:12px;font-size:clamp(19px,1.7vw,24px);margin:4px 0 10px;line-height:1.2}
.adv__item h3 .ic{width:22px;height:22px;color:var(--navy)}
.adv__item p{margin:0}

/* ---------- strip ---------- */
.strip{padding:0 0 var(--sec);overflow:hidden;display:grid;gap:16px}
.strip__row{display:flex;gap:16px;width:max-content;will-change:transform}
.strip__row figure{margin:0;width:clamp(240px,28vw,420px);aspect-ratio:16/10;border-radius:var(--r);overflow:hidden;flex:none}
.strip__row:nth-child(2) figure{width:clamp(200px,22vw,340px)}
.strip__row img{width:100%;height:100%;object-fit:cover;filter:grayscale(.35);transition:filter .5s,transform .8s var(--ease)}
.strip__row figure:hover img{filter:none;transform:scale(1.05)}

/* ---------- contact ---------- */
.contact{position:relative;background:var(--ink);color:#c9d2dc;overflow:hidden}
.contact__deco{position:absolute;left:-8vw;bottom:-14vw;width:52vw;height:52vw;color:var(--navy);opacity:.55;pointer-events:none}
.contact__deco svg{width:100%;height:100%}
.contact__grid{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,100px);align-items:start}
.contact__p{max-width:48ch}
.contact__list{list-style:none;padding:0;margin:36px 0 0;display:grid;gap:14px}
.contact__list li{display:flex;align-items:center;gap:16px}
.contact__list li>span{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.06);box-shadow:inset 0 0 0 1px rgba(255,255,255,.12);color:#fff;flex:none}
.contact__list small{display:block;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--steel);font-weight:700}
.contact__list a,.contact__list p{margin:0;overflow-wrap:anywhere;font-size:18px;font-weight:700;color:#fff}
.contact__list a:hover{color:#b6c3d1}

.form{position:relative;background:#fff;border-radius:calc(var(--r) + 6px);padding:clamp(26px,3.4vw,44px);color:var(--text);box-shadow:0 40px 80px -30px rgba(0,0,0,.5);overflow:hidden}
.form__head{margin-bottom:26px}
.form__head h3{font-size:clamp(24px,2.2vw,30px);margin-bottom:4px}
.form__head p{margin:0;font-size:14px}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{position:relative;display:block;margin-bottom:14px}
.field input,.field textarea{width:100%;height:60px;padding:24px 18px 8px;border-radius:14px;border:1.5px solid var(--line);background:var(--paper);font:600 16px "Manrope",sans-serif;color:var(--ink);outline:none;transition:border-color .3s,background .3s,box-shadow .3s;resize:none}
.field textarea{height:auto;min-height:110px;padding-top:28px}
.field span{position:absolute;left:19px;top:19px;font-size:15px;font-weight:500;color:#7c8592;pointer-events:none;transition:all .25s var(--ease)}
.field input:focus,.field textarea:focus{border-color:var(--navy);background:#fff;box-shadow:0 0 0 4px rgba(20,43,70,.08)}
.field input:focus+span,.field input:not(:placeholder-shown)+span,.field textarea:focus+span,.field textarea:not(:placeholder-shown)+span{top:9px;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--navy)}
.field.is-err input{border-color:#c0392b;background:#fdf3f2}
.chips{border:0;padding:0;margin:4px 0 16px;display:flex;flex-wrap:wrap;gap:8px}
.chips legend{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--steel);margin-bottom:10px;padding:0}
.chips label{cursor:pointer}
.chips input{position:absolute;opacity:0;pointer-events:none}
.chips span{display:inline-block;padding:10px 16px;border-radius:999px;border:1.5px solid var(--line);font-size:14px;font-weight:600;color:var(--ink);transition:all .3s}
.chips input:checked+span{background:var(--navy);border-color:var(--navy);color:#fff}
.chips input:focus-visible+span{outline:2px solid var(--navy);outline-offset:2px}
.form__note{font-size:12px;color:#8a929e;text-align:center;margin:14px 0 0}
.form__ok{position:absolute;inset:0;background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:40px;gap:6px;clip-path:circle(0 at 50% 100%);transition:clip-path .8s var(--ease-io)}
.form__ok>span{width:76px;height:76px;border-radius:50%;background:var(--navy);display:grid;place-items:center;color:#fff;margin-bottom:14px}
.form__ok>span .ic{width:34px;height:34px;stroke-width:2.6}
.form__ok h3{font-size:28px}
.form.is-sent .form__ok{clip-path:circle(150% at 50% 100%)}

/* ---------- footer ---------- */
.footer{background:#0b0d11;color:#8a94a2;padding:80px 0 30px;overflow:hidden}
.footer__top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:50px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer__brand img{width:180px;margin-bottom:22px}
.footer__brand p{max-width:34ch;font-size:15px}
.footer__col{display:flex;flex-direction:column;gap:10px;font-size:15px}
.footer__col h4{color:#fff;font-size:13px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:8px}
.footer__col a{transition:color .3s}.footer__col a:hover{color:#fff}
.footer__bottom{padding-top:30px;display:flex;justify-content:space-between;align-items:center;gap:20px;font-size:14px;flex-wrap:wrap}
.footer__up{display:inline-flex;align-items:center;gap:8px;color:#fff;font-weight:700}
.footer__up .ic{transform:rotate(-45deg);transition:transform .4s var(--ease)}
.footer__up:hover .ic{transform:rotate(-45deg) translateX(4px)}

/* =========================================================
   Scroll animations
   ========================================================= */
.js [data-anim]{transition:opacity 1s var(--ease),transform 1.1s var(--ease),clip-path 1.3s var(--ease);transition-delay:var(--d,0ms)}
.js [data-anim="up"]{opacity:0;transform:translateY(50px)}
.js [data-anim="left"]{opacity:0;transform:translateX(-60px)}
.js [data-anim="right"]{opacity:0;transform:translateX(60px)}
.js [data-anim="scale"]{opacity:0;transform:scale(.7) rotate(-6deg)}
.js [data-anim="slide-left"]{opacity:0;transform:translateX(-12vw) rotate(-1.5deg)}
.js [data-anim="slide-right"]{opacity:0;transform:translateX(12vw) rotate(1.5deg)}
.js [data-anim="line"]{transform:scaleX(0);transition:transform 1.6s var(--ease)}
.js .about__img--main[data-anim="clip-left"]{clip-path:polygon(18% 0,18% 0,18% 100%,0 100%,0 22%)}
.js [data-anim="clip-up"]{clip-path:inset(96% 0 0 0 round 24px)}
.js [data-anim].in{opacity:1;transform:none}
.js .about__img--main[data-anim].in{clip-path:polygon(18% 0,100% 0,100% 100%,0 100%,0 22%)}
.js [data-anim="clip-up"].in{clip-path:inset(0 0 0 0 round 24px)}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width:1180px){
  .nav a{padding:9px 12px}
  .header__phone span{display:none}
}
@media (max-width:1020px){
  :root{--header:72px}
  .nav,.header__phone{display:none}
  .burger{display:grid}
  .about__grid,.adv__grid,.contact__grid,.sec-head{grid-template-columns:1fr}
  .sec-head__aside{max-width:60ch}
  .about__visual{min-height:520px}
  .adv__sticky{position:static}
  .adv__meter{display:none}
  .prod__item{grid-template-columns:1fr;min-height:0}
  .prod__item--rev .prod__media{order:0}
  .prod__media{aspect-ratio:16/9}
  .prod__media--collage{aspect-ratio:auto;min-height:440px}
  .aud__grid{grid-template-columns:1fr 1fr}
  .bcard,.bcard--half{grid-column:span 3}
  .footer__top{grid-template-columns:1fr 1fr}
  .hero__badge{width:120px;height:120px}
  .hero__badge-core{inset:30px}
  .hero__badge text{font-size:13px}
}
@media (max-width:860px){
  /* horizontal chain becomes native swipe */
  .chain{height:auto}
  .chain__sticky{position:relative;height:auto;padding:var(--sec) 0}
  .chain__track{overflow-x:auto;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;scrollbar-width:none;padding-bottom:6px;transform:none!important}
  .chain__track::-webkit-scrollbar{display:none}
  .cstep{scroll-snap-align:start;width:min(82vw,420px)}
  .cstep__img{height:230px}
  .chain__head{flex-direction:column;align-items:flex-start}
  .chain__counter,.chain__bar{display:none}
  .hero__stats-row{flex-wrap:nowrap}
  .hstat{padding:20px 18px 20px 0;margin-right:18px;flex-direction:column;align-items:flex-start;gap:6px}
  .hstat:last-of-type{border:0}
  .hero__scroll{display:none}
  .hero{padding-bottom:150px}
  .hero__badge{display:none}
  .hero__slash{left:62%;width:60vw}
  .hero__slash--2{display:none}
}
@media (max-width:640px){
  body{font-size:15px}
  .header__cta .btn{display:none}
  .header__logo{width:128px}
  .hero{min-height:100svh;padding-top:calc(var(--header) + 30px)}
  .hero__title{font-size:clamp(36px,10.4vw,52px)}
  .hero__actions .btn{flex:1 1 auto}
  .hstat b{font-size:30px}
  .hstat span{font-size:11.5px}
  .hstat span br{display:none}
  .about__visual{min-height:420px}
  .about__img--main{inset:0 0 70px 6%}
  .about__img--sub{width:60%}
  .about__years{right:0;bottom:10px;padding:16px 18px}
  .about__years b{font-size:52px}
  .about__exp-grid{grid-template-columns:1fr}
  .aud__grid{grid-template-columns:1fr;gap:12px}
  .acard{min-height:0;flex-direction:row;align-items:center;gap:18px;padding:22px}
  .acard__n{top:auto;bottom:auto;right:18px}
  .acard h3{padding-right:26px}
  .checks--2{grid-template-columns:1fr}
  .prod__media--collage{min-height:380px;gap:8px;padding:8px}
  .prod__media--collage .prod__tag{display:none}
  .tile__lbl{font-size:11px;padding:6px 10px;left:8px;bottom:8px}
  .complex{grid-template-columns:1fr}
  .complex__mark{width:56px;height:56px}
  .bgrid{grid-template-columns:1fr}
  .bcard,.bcard--half{grid-column:auto;min-height:0;padding:26px}
  .bcard__logo{height:90px}
  .adv__item{grid-template-columns:1fr;gap:6px}
  .form__row{grid-template-columns:1fr;gap:0}
  .footer__top{grid-template-columns:1fr}
  .ticker img{height:30px}
  .js [data-anim="slide-left"],.js [data-anim="slide-right"]{transform:translateY(50px)}
  .js [data-anim="right"]{transform:translateY(40px)}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;transition-delay:0ms!important}
  html{scroll-behavior:auto}
}