/* ============================================================
   IV STAL INVEST — industrial blueprint
   Display: Oswald · Body: Manrope · Data: JetBrains Mono
   ============================================================ */

:root{
  --carbon:#0b0a09;
  --bg:#0c0b0a;
  --panel:#100e0c;
  --panel-2:#13110d;
  --card:#16130f;
  --card-hover:#1b1712;
  --line:rgba(255,255,255,.07);
  --line-soft:rgba(255,255,255,.055);
  --hair:rgba(247,183,51,.4);

  --text:#f3efe7;
  --head:#f6f2ea;
  --muted:#9a9388;
  --muted-2:#8f887b;
  --muted-3:#a39c8e;
  --soft:#cfc7b8;
  --faint:#6f685c;

  --molten:#ff6a1f;
  --brass:#f7b733;
  --grad:linear-gradient(135deg,#ff6a1f,#f7b733);
  --grad-90:linear-gradient(90deg,#ff6a1f,#f7b733);

  --steel-tile:radial-gradient(120% 90% at 30% 18%,#eef0f2 0%,#d3d6db 48%,#b3b7bf 100%);

  --max:1240px;
  --ease:cubic-bezier(.2,.7,.2,1);
  --mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:Manrope,-apple-system,'Segoe UI',sans-serif;
  overflow-x:hidden;min-height:100vh;-webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
::selection{background:var(--molten);color:var(--bg)}
img{display:block}
a{color:inherit}
button{font-family:inherit}
.wrap{max-width:var(--max);margin:0 auto;width:100%}

/* Accessibility: visible keyboard focus */
a:focus-visible,button:focus-visible,input:focus-visible,
select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--brass);outline-offset:3px;border-radius:6px;
}

/* ============================== Keyframes ============================== */
@keyframes scrollDot{0%{transform:translateY(0);opacity:0}30%{opacity:1}80%{transform:translateY(15px);opacity:0}100%{opacity:0}}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@keyframes emberPulse{0%,100%{opacity:.5}50%{opacity:.9}}

/* ============================== Reveal ============================== */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .5s ease-out,transform .5s ease-out}
.reveal.in{opacity:1;transform:none}
@media(hover:none){.reveal{transition-duration:.4s}}

/* ============================== Shared type ============================== */
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font:600 12px/1 var(--mono);letter-spacing:.18em;text-transform:uppercase;
  color:var(--brass);margin-bottom:20px;
}
.eyebrow::before{
  content:"";width:22px;height:1px;background:var(--grad-90);display:inline-block;
}
.eyebrow .idx{color:var(--molten)}
.h2{font:600 clamp(32px,4.4vw,54px)/1.04 Oswald;text-transform:uppercase;letter-spacing:.005em;margin:0;color:var(--head)}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:15.5px;line-height:1.6;color:var(--muted)}

/* ============================== Buttons ============================== */
.btn{cursor:pointer;border:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none;font-family:Manrope}
.btn-primary{background:var(--grad);color:#1a0f06;font-weight:700;border-radius:11px;transition:transform .25s,box-shadow .25s}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(255,106,31,.4)}
.btn-ghost{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.16);color:var(--text);font-weight:600;border-radius:11px;transition:border-color .25s,background .25s,transform .25s}
.btn-ghost:hover{border-color:var(--brass);background:rgba(247,183,51,.08);transform:translateY(-2px)}
.btn-lg{font-size:16px;padding:17px 32px;border-radius:12px}

/* ============================== Top bar ============================== */
.topbar{background:var(--carbon);border-bottom:1px solid var(--line-soft);font:500 12.5px/1 var(--mono);color:var(--muted);letter-spacing:.02em}
.topbar .inner{padding:9px 32px;display:flex;flex-wrap:wrap;gap:8px 26px;align-items:center;justify-content:space-between}
.topbar .grp{display:flex;flex-wrap:wrap;gap:8px 26px;align-items:center}
.topbar .loc{display:inline-flex;align-items:center;gap:8px}
.topbar .ember{width:6px;height:6px;border-radius:50%;background:var(--brass);box-shadow:0 0 8px var(--brass);display:inline-block;animation:emberPulse 2.4s ease-in-out infinite}
.topbar .right{display:flex;gap:22px;align-items:center}
.topbar .right .stock{color:var(--soft)}
.topbar .phone{color:var(--text);text-decoration:none;font-weight:600;transition:color .25s}
.topbar .phone:hover{color:var(--brass)}

/* ============================== Header ============================== */
.header{position:sticky;top:0;z-index:60;background:rgba(11,10,9,.9);border-bottom:1px solid rgba(255,255,255,.07);transition:background .3s,box-shadow .3s}
.header.scrolled{background:rgba(9,8,7,.97);box-shadow:0 12px 40px rgba(0,0,0,.45)}
.header .inner{padding:13px 32px;display:flex;align-items:center;gap:24px;justify-content:space-between}
.brand{display:flex;align-items:center;gap:13px;text-decoration:none;flex-shrink:0}
.brand .mark{width:44px;height:44px;border-radius:11px;background:var(--grad);display:flex;align-items:center;justify-content:center;font:700 20px Oswald;color:#1a0f06;box-shadow:0 6px 22px rgba(255,106,31,.35);position:relative;overflow:hidden}
.brand .mark::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,transparent 40%,rgba(255,255,255,.45) 50%,transparent 60%);transform:translateX(-120%)}
.brand:hover .mark::after{transform:translateX(120%);transition:transform .7s var(--ease)}
.brand .name{line-height:1.05}
.brand .name b{display:block;font:700 19px Oswald;letter-spacing:.05em;color:var(--text)}
.brand .name small{display:block;font:500 9.5px/1 var(--mono);letter-spacing:.22em;color:#8a8273;text-transform:uppercase;margin-top:3px}
.nav{display:flex;gap:28px;align-items:center;flex-wrap:wrap}
.nav a{position:relative;color:var(--soft);text-decoration:none;font-size:14.5px;font-weight:500;letter-spacing:.01em;padding:6px 0;transition:color .25s}
.nav a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--grad-90);transition:width .3s var(--ease)}
.nav a:hover{color:var(--head)}
.nav a:hover::after{width:100%}
.header .cta{flex-shrink:0;font-size:14px;padding:12px 22px}
.menu-btn{display:none;position:relative;z-index:62;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.16);border-radius:10px;width:46px;height:46px;cursor:pointer;padding:0;align-items:center;justify-content:center;flex-shrink:0;transition:background .25s,border-color .25s}
.menu-btn:hover{border-color:var(--hair)}
.menu-btn .bars{position:relative;width:20px;height:14px}
.menu-btn .bars span{position:absolute;left:0;width:100%;height:2px;border-radius:2px;background:var(--text);transition:transform .3s var(--ease),opacity .2s ease,top .3s var(--ease)}
.menu-btn .bars span:nth-child(1){top:0}
.menu-btn .bars span:nth-child(2){top:6px}
.menu-btn .bars span:nth-child(3){top:12px}
.menu-btn.open{background:rgba(247,183,51,.1);border-color:var(--hair)}
.menu-btn.open .bars span:nth-child(1){top:6px;transform:rotate(45deg);background:var(--brass)}
.menu-btn.open .bars span:nth-child(2){opacity:0}
.menu-btn.open .bars span:nth-child(3){top:6px;transform:rotate(-45deg);background:var(--brass)}

/* ============================== Mobile menu ============================== */
.mobile-menu{position:fixed;inset:0;z-index:55;display:flex;flex-direction:column;justify-content:center;gap:6px;padding:120px 28px 40px;background:rgba(9,8,7,.96);backdrop-filter:blur(18px);opacity:0;visibility:hidden;transform:translateY(-14px);transition:opacity .35s var(--ease),transform .35s var(--ease),visibility .35s;overflow-y:auto;-webkit-overflow-scrolling:touch}
.mobile-menu.open{opacity:1;visibility:visible;transform:none}
.mm-nav{display:flex;flex-direction:column}
.mm-nav a{display:flex;align-items:baseline;gap:14px;padding:16px 4px;border-bottom:1px solid var(--line-soft);font:600 26px Oswald;text-transform:uppercase;letter-spacing:.01em;color:var(--text);text-decoration:none;transition:color .25s,padding-left .25s;opacity:0;transform:translateY(10px)}
.mobile-menu.open .mm-nav a{opacity:1;transform:none;transition:opacity .4s var(--ease),transform .4s var(--ease),color .25s,padding-left .25s}
.mm-nav a:active,.mm-nav a:hover{color:var(--brass);padding-left:10px}
.mm-nav a .mm-idx{font:500 12px/1 var(--mono);color:var(--molten);letter-spacing:.05em}
.mm-cta{margin-top:26px;font-size:16px;padding:17px;border-radius:12px;width:100%}
.mm-contacts{display:flex;gap:12px;margin-top:22px}
.mm-contacts a{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;height:52px;border-radius:12px;border:1px solid var(--line);background:rgba(255,255,255,.03);color:var(--soft);text-decoration:none;font:600 13px var(--mono);transition:border-color .25s,background .25s,color .25s}
.mm-contacts a svg{width:20px;height:20px}
.mm-contacts a.tg{color:#3aa6da}
.mm-contacts a.wa{color:#3ddc84}
.mm-contacts a.tel:hover{border-color:var(--hair);color:var(--brass)}
.mm-contacts a:hover{background:rgba(255,255,255,.06)}
body.menu-locked{overflow:hidden}

/* ============================== Hero ============================== */
.hero{position:relative;min-height:94vh;display:flex;align-items:center;overflow:hidden;padding:90px 32px;scroll-margin-top:90px}
.hero .bg{position:absolute;inset:-14% 0 0 0;will-change:transform}
.hero .bg img{width:100%;height:118%;object-fit:cover;object-position:center 60%}
.hero .grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:56px 56px;opacity:.6;mask-image:linear-gradient(90deg,#000 30%,transparent 78%)}
.hero .scrim{position:absolute;inset:0;background:linear-gradient(90deg,#0a0908 8%,rgba(10,9,8,.86) 40%,rgba(10,9,8,.32) 72%,rgba(10,9,8,.55) 100%)}
.hero .scrim-b{position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,9,8,.5),transparent 28%,transparent 72%,rgba(10,9,8,.85))}
.hero .accent{position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,#ff6a1f,#f7b733);box-shadow:0 0 24px rgba(255,106,31,.45)}
.hero .content{position:relative;max-width:var(--max);margin:0 auto;width:100%}
.hero .col{max-width:740px}

.tag-chip{position:relative;display:inline-flex;align-items:center;gap:11px;border:1px solid rgba(247,183,51,.3);background:rgba(247,183,51,.05);border-radius:100px;padding:9px 17px;margin-bottom:30px}
.tag-chip .led{width:7px;height:7px;border-radius:50%;background:var(--brass);box-shadow:0 0 12px var(--brass)}
.tag-chip span.t{font:600 11.5px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:#e8c98a}

.hero h1{font:700 clamp(46px,7.4vw,96px)/.96 Oswald;text-transform:uppercase;letter-spacing:.004em;margin:0 0 26px;color:#f7f3eb}
.hero .sub{font-size:clamp(16px,1.6vw,19.5px);line-height:1.55;color:#bcb4a6;max-width:540px;margin:0 0 38px}
.hero .actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:46px}
.btn-primary.btn-lg:hover{box-shadow:0 18px 44px rgba(255,106,31,.5);transform:translateY(-3px)}
.hero .chips{display:flex;flex-wrap:wrap;gap:12px}
.chip{display:flex;align-items:center;gap:10px;background:rgba(28,24,20,.6);border:1px solid rgba(255,255,255,.09);border-radius:10px;padding:11px 15px}
.chip .dia{width:7px;height:7px;background:var(--grad);border-radius:1px;transform:rotate(45deg)}
.chip span.t{font-size:13.5px;color:#d6cfc2;font-weight:500}

.scroll-ind{position:absolute;left:50%;bottom:24px;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:9px;z-index:2}
.scroll-ind .lbl{font:500 9.5px/1 var(--mono);letter-spacing:.26em;text-transform:uppercase;color:#7c7567}
.scroll-ind .mouse{width:23px;height:37px;border:1.5px solid rgba(255,255,255,.22);border-radius:13px;display:flex;justify-content:center;padding-top:7px}
.scroll-ind .mouse i{width:4px;height:8px;border-radius:3px;background:var(--brass);animation:scrollDot 1.9s ease-in-out infinite}

/* ============================== Section scaffold ============================== */
.sec{position:relative;padding:118px 32px;overflow:hidden}
.sec.tight{padding:104px 32px}
.sec.panel{background:var(--panel);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.sec.panel-top{background:var(--panel);border-top:1px solid var(--line-soft)}
.head-block{max-width:680px;margin-bottom:60px}
.split-head{display:flex;flex-wrap:wrap;gap:26px;align-items:flex-end;justify-content:space-between;margin-bottom:48px}
.split-head .lead{margin:0;max-width:340px}
.center-head{text-align:center;margin-bottom:44px}
.center-head .eyebrow{justify-content:center}

/* ============================== Stats strip ============================== */
.stats{background:var(--panel);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);padding:58px 32px;position:relative}
.stats .grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:4px}
.stat{padding:6px 28px;border-left:1px solid var(--line)}
.stat:first-child{border-left:none}
.stat .num{font:700 clamp(42px,5vw,60px)/1 Oswald;color:var(--head);letter-spacing:.01em}
.stat .num .suf{font-size:.5em;font-family:var(--mono);font-weight:600;letter-spacing:0;margin-left:4px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;vertical-align:middle}
.stat .lbl{margin-top:12px;font-size:13.5px;color:var(--muted);line-height:1.4}

/* ============================== Advantages ============================== */
.cards-4{display:grid;grid-template-columns:repeat(auto-fit,minmax(258px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:18px;overflow:hidden}
.adv{background:var(--bg);padding:52px 40px 54px;position:relative;overflow:hidden;transition:background .35s}
.adv:hover{background:var(--card-hover)}
.adv .k{font:600 13px/1 var(--mono);letter-spacing:.1em;color:var(--molten);margin-bottom:28px}
.adv .ic{display:block;width:34px;height:34px;color:var(--brass);margin-bottom:36px}
.adv .ic svg{width:34px;height:34px;display:block}
.adv h3{font:600 20px Oswald;letter-spacing:.01em;margin:0 0 18px;color:var(--text);text-transform:uppercase}
.adv p{margin:0;font-size:14px;line-height:1.7;color:var(--muted)}
.adv .glow{position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--grad-90);transform:scaleX(0);transform-origin:left;transition:transform .4s var(--ease)}
.adv:hover .glow{transform:scaleX(1)}

/* ============================== Catalog ============================== */
.cat-head{display:flex;flex-wrap:wrap;gap:26px;align-items:flex-end;justify-content:space-between;margin-bottom:40px}
.cat-head .lead{margin:0;max-width:330px}
.tabs{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:38px}
.tab{cursor:pointer;font:600 12.5px/1 var(--mono);letter-spacing:.04em;text-transform:uppercase;padding:11px 18px;border-radius:9px;transition:all .25s;background:rgba(255,255,255,.035);color:var(--soft);border:1px solid rgba(255,255,255,.1)}
.tab:hover{border-color:var(--hair);color:var(--text)}
.tab.active{background:var(--grad);color:#1a0f06;border:1px solid transparent}

.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(272px,1fr));gap:18px}
.cat-card{background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;cursor:pointer;transition:transform .35s var(--ease),border-color .35s,box-shadow .35s}
.cat-card:hover{transform:translateY(-6px);border-color:var(--hair);box-shadow:0 22px 50px rgba(0,0,0,.45)}
.cat-card .ph{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--steel-tile)}
.cat-card .ph::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 60%,rgba(40,42,46,.22));pointer-events:none}
.cat-card .ph img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;padding:30px 26px 26px;mix-blend-mode:multiply;filter:drop-shadow(0 18px 22px rgba(20,22,26,.4));transition:transform .55s var(--ease)}
.cat-card:hover .ph img{transform:scale(1.06)}
.cat-card .tag{position:absolute;top:12px;left:12px;z-index:2;background:rgba(11,10,9,.92);border:1px solid rgba(247,183,51,.32);color:#f0d595;font:600 10.5px/1 var(--mono);letter-spacing:.04em;padding:6px 10px;border-radius:7px}
.cat-card .body{padding:20px 22px 22px}
.cat-card h3{font:600 21px Oswald;text-transform:uppercase;letter-spacing:.01em;margin:0 0 9px;color:var(--text)}
.cat-card .specs{font:500 12px/1.4 var(--mono);color:var(--muted-2);margin-bottom:18px}
.cat-card .more{display:flex;align-items:center;justify-content:space-between}
.cat-card .more b{font:600 11.5px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--brass)}
.cat-card .more .arr{width:34px;height:34px;border-radius:9px;border:1px solid rgba(255,255,255,.12);display:flex;align-items:center;justify-content:center;color:var(--brass);font-size:15px;transition:background .3s,border-color .3s,color .3s}
.cat-card:hover .more .arr{background:var(--grad);color:#1a0f06;border-color:transparent}

/* ============================== Popular ============================== */
.pop-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(248px,1fr));gap:16px}
.pop{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px;display:flex;flex-direction:column;gap:16px;transition:border-color .35s,transform .35s}
.pop:hover{border-color:var(--hair);transform:translateY(-4px)}
.pop .top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.pop .ic{width:44px;height:44px;border-radius:11px;background:linear-gradient(135deg,rgba(255,106,31,.18),rgba(247,183,51,.1));border:1px solid rgba(247,183,51,.25);display:flex;align-items:center;justify-content:center;font:700 17px Oswald;color:var(--brass)}
.badge{font:600 10.5px/1 var(--mono);letter-spacing:.03em;padding:6px 10px;border-radius:6px;white-space:nowrap}
.badge.in{background:rgba(95,180,110,.13);color:#7fcf8e;border:1px solid rgba(95,180,110,.3)}
.badge.order{background:rgba(247,183,51,.13);color:#f0c869;border:1px solid rgba(247,183,51,.3)}
.pop h3{font:600 17px Manrope;margin:0 0 6px;color:var(--text);line-height:1.3}
.pop .gost{font:500 12px/1 var(--mono);color:var(--muted-2)}

/* ============================== Process ============================== */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(228px,1fr));gap:20px;counter-reset:step}
.step{position:relative;padding-top:26px}
.step .bar{height:2px;background:linear-gradient(90deg,#ff6a1f,rgba(247,183,51,.12));border-radius:2px;margin-bottom:22px}
.step .k{font:700 52px/.8 Oswald;color:rgba(247,183,51,.16);margin-bottom:14px}
.step h3{font:600 20px Oswald;text-transform:uppercase;margin:0 0 9px;color:var(--text)}
.step p{margin:0;font-size:13.5px;line-height:1.6;color:var(--muted)}

/* ============================== Oil ============================== */
.oil-glow{position:absolute;left:-8%;top:8%;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(255,106,31,.1),transparent 65%);pointer-events:none}
.oil-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}
.oil{background:linear-gradient(160deg,#1a1510,#13100b);border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:border-color .35s,transform .35s}
.oil:hover{border-color:var(--hair);transform:translateY(-5px)}
.oil .ph{position:relative;aspect-ratio:16/10;overflow:hidden;background:#0e0c0a}
.oil .ph img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.oil:hover .ph img{transform:scale(1.06)}
.oil .ph::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 42%,rgba(19,16,11,.88))}
.oil .body{padding:20px 22px 24px}
.oil .body .ln{display:block;width:38px;height:3px;border-radius:3px;background:var(--grad-90);margin-bottom:15px}
.oil h3{font:600 19px Oswald;text-transform:uppercase;margin:0 0 9px;color:var(--text)}
.oil p{margin:0;font-size:13.5px;line-height:1.58;color:var(--muted)}

/* ============================== Two-column scenes ============================== */
.two-col{display:grid;grid-template-columns:repeat(auto-fit,minmax(330px,1fr));gap:54px;align-items:center}
.col-body{font-size:15.5px;line-height:1.66;color:var(--muted-3)}
.wh-feats{display:grid;grid-template-columns:1fr 1fr;gap:12px;max-width:480px}
.wh-feat{display:flex;align-items:center;gap:12px;background:rgba(255,255,255,.025);border:1px solid var(--line);border-radius:11px;padding:14px 15px}
.wh-feat .dia{width:8px;height:8px;flex-shrink:0;background:var(--grad);border-radius:1px;transform:rotate(45deg)}
.wh-feat span.t{font-size:13.5px;color:#d6cfc2;line-height:1.35}

.media{position:relative;border-radius:18px;overflow:hidden;background:#0e0c0a;border:1px solid rgba(255,255,255,.08)}
.media>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.media .scrim{position:absolute;inset:0;background:linear-gradient(180deg,transparent 38%,rgba(10,9,8,.72))}
.media.ratio-54{aspect-ratio:5/4}
.media.ratio-45{aspect-ratio:4/5}
.media .accent{position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,#ff6a1f,#f7b733);z-index:2}
.media .stat-pill{position:absolute;left:20px;bottom:20px;z-index:2;background:rgba(11,10,9,.92);border:1px solid rgba(247,183,51,.3);border-radius:12px;padding:15px 19px}
.media .stat-pill .n{font:700 30px Oswald;color:var(--brass);line-height:1}
.media .stat-pill .c{font:500 11.5px/1 var(--mono);color:var(--soft);margin-top:6px;letter-spacing:.02em}

/* showroom variant: product on steel tile */
.media.showroom{background:var(--steel-tile);border-color:rgba(255,255,255,.1)}
.media.showroom>img{object-fit:contain;padding:54px 44px;mix-blend-mode:multiply;filter:drop-shadow(0 26px 30px rgba(20,22,26,.42))}
.media.showroom .scrim{background:linear-gradient(180deg,transparent 64%,rgba(40,42,46,.2))}

.about-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(132px,1fr));gap:22px;max-width:520px}
.about-stat{border-top:1px solid var(--hair);padding-top:15px}
.about-stat .n{font:700 clamp(34px,4vw,46px) Oswald;color:var(--head);line-height:1}
.about-stat .n .suf{font-size:.55em;font-family:var(--mono);font-weight:600;color:var(--brass);margin-left:2px}
.about-stat .l{font-size:13px;color:var(--muted);margin-top:8px;line-height:1.4}

/* ============================== Certs + partners ============================== */
.certs{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:18px;margin-bottom:78px}
.cert{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;transition:border-color .35s,transform .35s}
.cert:hover{border-color:var(--hair);transform:translateY(-4px)}
.cert .scan{aspect-ratio:3/4;border-radius:9px;background:repeating-linear-gradient(135deg,#211c15 0 10px,#181410 10px 20px);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:#6f685c;margin-bottom:13px;text-align:center;padding:10px}
.cert .scan .doc{font-size:24px;opacity:.5}
.cert .scan span{font:500 9.5px/1.3 var(--mono);text-transform:uppercase;letter-spacing:.06em}
.cert .nm{font-size:13px;color:var(--soft);text-align:center;font-weight:500;line-height:1.35}

.trust{text-align:center;font:500 11px/1 var(--mono);letter-spacing:.22em;text-transform:uppercase;color:#7c7567;margin-bottom:24px}
.marquee{position:relative;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 9%,#000 91%,transparent);mask-image:linear-gradient(90deg,transparent,#000 9%,#000 91%,transparent)}
.marquee .track{display:flex;gap:16px;width:max-content;animation:marquee 38s linear infinite}
.marquee:hover .track{animation-play-state:paused}
.partner{flex-shrink:0;display:flex;align-items:center;justify-content:center;min-width:188px;height:88px;background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:14px;padding:18px 26px;transition:background .35s,border-color .35s}
.partner img{max-width:100%;max-height:100%;object-fit:contain;filter:brightness(0) invert(.6);opacity:.8;transition:filter .35s,opacity .35s,transform .35s}
.partner:hover{background:#f4f2ed;border-color:rgba(247,183,51,.3)}
.partner:hover img{filter:none;opacity:1;transform:scale(1.04)}

/* ============================== Contact ============================== */
.contact-glow{position:absolute;right:-10%;top:-18%;width:660px;height:660px;border-radius:50%;background:radial-gradient(circle,rgba(255,106,31,.16),transparent 62%);pointer-events:none}
.contact-grid{position:relative;display:grid;grid-template-columns:repeat(auto-fit,minmax(330px,1fr));gap:46px;align-items:start}
.contact-grid .intro-lead{font-size:15.5px;line-height:1.66;color:var(--muted-3);margin:0 0 38px;max-width:430px}
.contact-rows{display:flex;flex-direction:column;gap:20px}
.crow{display:flex;align-items:flex-start;gap:15px}
.crow a{text-decoration:none}
.crow .ic{width:46px;height:46px;flex-shrink:0;border-radius:12px;border:1px solid rgba(247,183,51,.3);background:rgba(247,183,51,.06);display:flex;align-items:center;justify-content:center;color:var(--brass);transition:background .25s,border-color .25s}
.crow:hover .ic{background:rgba(247,183,51,.12);border-color:var(--hair)}
.crow .ic svg{width:22px;height:22px;display:block}
.crow .lbl{font:500 10.5px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:#7c7567;margin-bottom:6px}
.crow .val{font-size:15.5px;color:var(--text);font-weight:600;line-height:1.4}

.form-card{position:relative;background:linear-gradient(160deg,#1b1610,#121009);border:1px solid rgba(255,255,255,.09);border-radius:20px;padding:34px 32px;box-shadow:0 32px 72px rgba(0,0,0,.42)}
.form-card::before,.form-card::after{content:"";position:absolute;width:14px;height:14px;border-color:var(--hair);border-style:solid;opacity:.7}
.form-card::before{top:14px;left:14px;border-width:1px 0 0 1px}
.form-card::after{bottom:14px;right:14px;border-width:0 1px 1px 0}
.form-card h3{font:600 22px Oswald;text-transform:uppercase;margin:0 0 6px;color:var(--text)}
.form-card .hint{font:500 11px/1.4 var(--mono);letter-spacing:.04em;color:var(--muted-2);margin:0 0 24px;display:flex;align-items:center;gap:8px}
.form-card .hint .wa{color:#25d366}
.form-fields{display:flex;flex-direction:column;gap:14px}
.field-label{font:500 10.5px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:#7c7567;margin-bottom:-6px}
.form-fields input,.form-fields textarea,.form-fields select{width:100%;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);border-radius:11px;padding:14px 15px;color:var(--text);font:500 15px Manrope;outline:none;transition:border-color .25s,background .25s}
.form-fields select{background:#17130e;color:var(--soft);cursor:pointer}
.form-fields textarea{resize:vertical;min-height:84px}
.form-fields input::placeholder,.form-fields textarea::placeholder{color:#7c7567}
.form-fields input:focus,.form-fields textarea:focus,.form-fields select:focus{border-color:var(--brass);background:rgba(247,183,51,.04)}
.form-fields .err{border-color:#d8624a!important}
.form-submit{font-size:15.5px;padding:16px;margin-top:6px;background:linear-gradient(135deg,#1faa50,#25d366);color:#06210f}
.form-submit:hover{box-shadow:0 14px 36px rgba(37,211,102,.35);transform:translateY(-2px)}
.form-note{font:500 10.5px/1.5 var(--mono);color:#7c7567;text-align:center}
.form-success{text-align:center;padding:30px 8px}
.form-success .tick{width:72px;height:72px;margin:0 auto 22px;border-radius:50%;background:linear-gradient(135deg,#1faa50,#25d366);display:flex;align-items:center;justify-content:center;font-size:32px;color:#06210f}
.form-success h3{font:600 25px Oswald;text-transform:uppercase;margin:0 0 12px;color:var(--text)}
.form-success p{margin:0 auto 22px;color:var(--muted-3);font-size:14.5px;line-height:1.6;max-width:320px}

/* ============================== Footer ============================== */
.footer{background:var(--carbon);border-top:1px solid rgba(255,255,255,.07);padding:62px 32px 34px}
.footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:46px}
.footer .about{max-width:300px}
.footer .about .row{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.footer .about .mark{width:40px;height:40px;border-radius:10px;background:var(--grad);display:flex;align-items:center;justify-content:center;font:700 18px Oswald;color:#1a0f06}
.footer .about .nm{font:700 18px Oswald;letter-spacing:.05em;color:var(--text)}
.footer .about p{font-size:13.5px;line-height:1.6;color:var(--muted-2);margin:0}
.footer .col .title{font:500 10.5px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:#7c7567;margin-bottom:18px}
.footer .col .links{display:flex;flex-direction:column;gap:11px}
.footer .col .links a{font-size:14px;color:var(--soft);text-decoration:none;transition:color .25s}
.footer .col .links a:hover{color:var(--brass)}
.footer .legal{padding-top:26px;border-top:1px solid var(--line-soft);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center}
.footer .legal span{font:500 12px/1 var(--mono);color:var(--faint);letter-spacing:.02em}

/* ============================== Catalog modal ============================== */
.cat-modal{position:fixed;inset:0;z-index:90;display:none;padding:40px 20px;overflow-x:hidden;overflow-y:auto;background:rgba(6,5,4,.74);backdrop-filter:blur(6px)}
.cat-modal.open{display:block;animation:fadeIn .25s ease both}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.cat-modal-card{position:relative;width:100%;max-width:720px;margin:0 auto;background:linear-gradient(165deg,#16130f,#100e0c);border:1px solid rgba(255,255,255,.1);border-radius:20px;box-shadow:0 40px 90px rgba(0,0,0,.6);overflow:hidden}
.cat-modal.open .cat-modal-card{animation:popUp .3s var(--ease) both}
@keyframes popUp{from{opacity:0;transform:translateY(22px) scale(.98)}to{opacity:1;transform:none}}
.cat-modal-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,#ff6a1f,#f7b733)}
.md-close{position:absolute;top:16px;right:16px;z-index:2;width:40px;height:40px;border-radius:10px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.04);color:var(--soft);font-size:15px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .25s,color .25s,border-color .25s}
.md-close:hover{background:rgba(247,183,51,.1);border-color:var(--hair);color:var(--brass)}
.cat-modal-body{padding:34px 34px 30px}

.md-head{margin-bottom:24px;padding-right:44px}
.md-tag{display:inline-block;font:600 10.5px/1 var(--mono);letter-spacing:.05em;text-transform:uppercase;color:#f0d595;background:rgba(247,183,51,.1);border:1px solid rgba(247,183,51,.28);border-radius:7px;padding:6px 10px;margin-bottom:14px}
.md-title{font:600 clamp(26px,4vw,38px)/1 Oswald;text-transform:uppercase;letter-spacing:.01em;color:var(--head);margin:0}
.md-meta{margin-top:12px;font:500 12px/1 var(--mono);letter-spacing:.03em;color:var(--muted-2)}

.md-groups{display:flex;flex-direction:column;gap:20px;max-height:48vh;overflow-y:auto;padding-right:6px;margin-right:-6px}
.md-groups::-webkit-scrollbar{width:8px}
.md-groups::-webkit-scrollbar-thumb{background:rgba(255,255,255,.1);border-radius:8px}
.md-group{border-top:1px solid var(--line);padding-top:16px}
.md-gh{font:600 12px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--brass);margin-bottom:13px}
.md-chips{display:flex;flex-wrap:wrap;gap:8px}
.md-chip{font:500 13px/1 var(--mono);color:var(--soft);background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:8px;padding:8px 11px;transition:border-color .2s,color .2s,background .2s}
.md-chip:hover{border-color:var(--hair);color:var(--text);background:rgba(247,183,51,.06)}

.md-foot{margin-top:26px;padding-top:22px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:18px;align-items:center;justify-content:space-between}
.md-foot-txt{flex:1 1 220px;font-size:13.5px;line-height:1.55;color:var(--muted-3)}
.md-foot-act{display:flex;gap:10px;flex-wrap:wrap}
.md-wa{background:linear-gradient(135deg,#1faa50,#25d366);color:#06210f;font-weight:700;border-radius:11px;padding:13px 20px;font-size:14.5px;transition:transform .25s,box-shadow .25s}
.md-wa:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(37,211,102,.35)}
.md-call{padding:13px 20px;font-size:14.5px}

@media(max-width:560px){
  .cat-modal{padding:0}
  .cat-modal-card{max-width:none;min-height:100%;border-radius:0;margin:0}
  .cat-modal-body{padding:26px 20px 24px}
  .md-foot-act{width:100%}
  .md-foot-act .btn{flex:1}
}

/* ============================== Floating messengers ============================== */
.floats{position:fixed;right:22px;bottom:22px;z-index:80;display:flex;flex-direction:column;gap:12px}
.float-btn{width:54px;height:54px;border-radius:50%;display:flex;align-items:center;justify-content:center;text-decoration:none;transition:transform .25s,box-shadow .25s}
.float-btn svg{width:28px;height:28px;fill:#fff}
.float-btn:hover{transform:translateY(-3px) scale(1.05)}
.float-tg{background:#229ed9;box-shadow:0 10px 30px rgba(34,158,217,.4)}
.float-tg:hover{box-shadow:0 16px 40px rgba(34,158,217,.5)}
.float-wa{background:#25d366;box-shadow:0 10px 30px rgba(37,211,102,.4)}
.float-wa:hover{box-shadow:0 16px 40px rgba(37,211,102,.5)}

/* ============================== Responsive ============================== */
/* Tablet / small laptop */
@media(max-width:1024px){
  .sec{padding:96px 28px}
  .sec.tight{padding:84px 28px}
  .topbar .inner,.header .inner,.footer{padding-left:28px;padding-right:28px}
  .two-col{gap:42px}
  .footer .cols{grid-template-columns:1fr 1fr;gap:36px}
  .head-block{margin-bottom:48px}
}
/* Tablet portrait → hamburger */
@media(max-width:860px){
  .nav,.header .cta{display:none}
  .menu-btn{display:inline-flex}
  .sec{padding:80px 24px}
  .sec.tight{padding:72px 24px}
  .stats{padding:46px 24px}
  .hero{padding:60px 24px;min-height:86vh}
  .topbar .inner,.header .inner,.footer{padding-left:24px;padding-right:24px}
  .header .inner{padding-top:12px;padding-bottom:12px}
  .stat{border-left:none;padding:6px 0}
  .adv{padding:38px 28px 40px}
  .wh-feats{grid-template-columns:1fr 1fr}
  .cat-modal-body{padding:30px 26px 26px}
}
/* Phones */
@media(max-width:560px){
  .topbar{font-size:11.5px}
  .topbar .right .stock{display:none}
  .scroll-ind{display:none}
  .sec{padding:64px 18px}
  .sec.tight{padding:60px 18px}
  .stats{padding:36px 18px}
  .hero{padding:54px 18px;min-height:auto}
  .topbar .inner,.header .inner,.footer{padding-left:18px;padding-right:18px}
  .brand .mark{width:40px;height:40px;font-size:18px}
  .brand .name b{font-size:17px}
  .footer .cols{grid-template-columns:1fr;gap:30px}
  .footer{padding:48px 18px 30px}
  .hero h1{font-size:clamp(38px,12vw,58px);margin-bottom:22px}
  .hero .sub{margin-bottom:30px}
  .hero .actions{flex-direction:column;align-items:stretch;gap:12px;margin-bottom:36px}
  .hero .actions .btn{width:100%}
  .stats .grid{grid-template-columns:1fr 1fr;gap:26px 16px}
  .stat{padding:0}
  .head-block{margin-bottom:38px}
  .split-head,.cat-head{margin-bottom:34px}
  .two-col{gap:34px}
  .wh-feats{grid-template-columns:1fr}
  .contact-grid{gap:36px}
  .form-card{padding:28px 22px}
  .floats{right:16px;bottom:16px;gap:10px}
  .float-btn{width:50px;height:50px}
  .float-btn svg{width:25px;height:25px}
  .mm-nav a{font-size:23px;padding:14px 4px}
}
@media(max-width:380px){
  .brand .name small{display:none}
}
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}