:root{--ivb-red:#ad0e0e}
.ivb-shell{position:relative;width:100%;font-family:Montserrat,Arial,Helvetica,sans-serif;color:#fff}
.ivb-shell--full{width:100vw;max-width:100vw;margin-left:calc(50% - 50vw)}
.ivb-shell *{box-sizing:border-box}

/*
 * V0.2 is deliberately a web-hero layout rather than a scaled copy of the
 * original 1280x650 mockup. The banner stays full width but has a controlled
 * height so the CTA and product art remain visible above the fold.
 */
.ivb{--red:#ad0e0e;--wipe:280ms;--d:4000ms;position:relative;width:100%;height:clamp(470px,29vw,550px);margin:0;overflow:hidden;background:#0b0b0b;isolation:isolate;font-family:Montserrat,Arial,Helvetica,sans-serif;color:#fff}
.ivb .slide{position:absolute;inset:0;visibility:hidden;opacity:0}
.ivb .slide.active{visibility:visible;opacity:1;z-index:2}
.ivb .bg{position:absolute;inset:-2%;background:var(--bg) center/cover no-repeat;transform-origin:60% 50%}
.ivb .slide.active .bg{animation:ivb-kb var(--d) linear forwards}
@keyframes ivb-kb{from{transform:scale(1.02)}to{transform:scale(1.12) translate(-1%,-.5%)}}
.ivb .shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,0,0,.94) 0%,rgba(0,0,0,.82) 43%,rgba(0,0,0,.30) 73%,rgba(0,0,0,.52) 100%),linear-gradient(0deg,rgba(0,0,0,.66),transparent 35%)}

/* Product art: smaller, fully visible, and always above the footer. */
.ivb .prod{position:absolute;right:clamp(120px,10vw,190px);top:48px;height:clamp(300px,21vw,380px);width:clamp(250px,25vw,410px);display:flex;align-items:center;justify-content:center;border-left:6px solid var(--red);box-shadow:0 24px 52px rgba(0,0,0,.55);background:#181818;overflow:hidden;margin:0}
.ivb .prod img{display:block;max-height:100%;max-width:100%;width:auto;height:auto;object-fit:contain}
.ivb .slide.active .prod{animation:ivb-prodIn 340ms cubic-bezier(.2,.9,.2,1.15) 60ms both}
.ivb .slide.active .prod img{animation:ivb-kb2 var(--d) linear forwards}
@keyframes ivb-prodIn{from{transform:translateX(110px) skewX(-7deg);opacity:0}to{transform:none;opacity:1}}
@keyframes ivb-kb2{from{transform:scale(1.035)}to{transform:scale(1)}}

/* Copy is intentionally higher and tighter than the source mockup. */
.ivb .copy{position:absolute;left:clamp(120px,10vw,190px);top:46px;width:min(47vw,670px);z-index:3}
.ivb .eyebrow{display:inline-block;font-weight:800;font-size:clamp(11px,.72vw,14px);letter-spacing:.20em;text-transform:uppercase;background:var(--red);padding:7px 14px;transform:skewX(-12deg)}
.ivb .eyebrow span{display:inline-block;transform:skewX(12deg)}
.ivb .num{margin-left:12px;font-weight:700;font-size:clamp(11px,.72vw,14px);letter-spacing:.2em;opacity:.76}
.ivb h2{font-family:Montserrat,Arial,Helvetica,sans-serif;font-weight:900;font-size:clamp(34px,3vw,52px);line-height:.98;letter-spacing:-.015em;text-transform:uppercase;margin:18px 0 15px;text-shadow:0 4px 18px rgba(0,0,0,.6);color:#fff;max-width:760px}
.ivb h2 em{font-style:normal;color:#fff;box-shadow:inset 0 -.16em 0 var(--red)}
.ivb .sub{font-weight:600;font-size:clamp(15px,1.05vw,19px);line-height:1.38;max-width:650px;color:#e9e9e9;border-left:3px solid var(--red);padding-left:14px;margin:0}
.ivb .cta{display:inline-flex;align-items:center;gap:10px;margin-top:18px;background:var(--red);color:#fff!important;text-decoration:none;font-weight:800;font-size:clamp(13px,.88vw,16px);letter-spacing:.06em;text-transform:uppercase;padding:13px 22px;border:2px solid var(--red);transition:background .15s,color .15s}
.ivb .cta:hover,.ivb .cta:focus-visible{background:#fff;color:var(--red)!important;outline:none}
.ivb .slide.active h2{animation:ivb-slam 260ms cubic-bezier(.2,.8,.25,1.2) 110ms both}
.ivb .slide.active .eyebrow{animation:ivb-snap 200ms ease-out 40ms both}
.ivb .slide.active .sub{animation:ivb-slideR 240ms ease-out 330ms both}
.ivb .slide.active .cta{animation:ivb-pop 220ms cubic-bezier(.3,1.6,.5,1) 470ms both}
.ivb .slide.active .copy{animation:ivb-shake 160ms linear 330ms}
@keyframes ivb-slam{0%{opacity:0;transform:scale(1.65);filter:blur(7px)}70%{opacity:1;transform:scale(.98);filter:blur(0)}100%{transform:scale(1)}}
@keyframes ivb-snap{from{opacity:0;transform:translateX(-40px) skewX(-12deg)}to{opacity:1;transform:skewX(-12deg)}}
@keyframes ivb-slideR{from{opacity:0;transform:translateX(-50px)}to{opacity:1;transform:none}}
@keyframes ivb-pop{from{opacity:0;transform:scale(.6)}to{opacity:1;transform:none}}
@keyframes ivb-shake{25%{transform:translate(4px,-2px)}50%{transform:translate(-3px,2px)}75%{transform:translate(2px,1px)}}

/* Certifications live under the product art, not below the viewport. */
.ivb .badges{position:absolute;right:clamp(120px,10vw,190px);bottom:68px;display:flex;gap:9px;justify-content:flex-end;width:clamp(250px,25vw,410px);z-index:3}
.ivb .badge{height:36px;display:flex;align-items:center;background:#fff;color:#111;padding:0 10px;font-weight:900;font-size:12px;letter-spacing:.05em;white-space:nowrap}
.ivb .badge img{height:27px;width:auto;display:block}
.ivb .badge.stamp{background:rgba(0,0,0,.38);color:#fff;border:2px solid #fff;outline:2px solid var(--red);outline-offset:-6px;padding:0 12px}
.ivb .slide.active .badge{animation:ivb-flash 420ms ease-out both}
.ivb .slide.active .badge:nth-child(1){animation-delay:600ms}.ivb .slide.active .badge:nth-child(2){animation-delay:700ms}.ivb .slide.active .badge:nth-child(3){animation-delay:800ms}
@keyframes ivb-flash{0%{opacity:0;transform:scale(1.35)}35%{opacity:1;transform:scale(1);box-shadow:0 0 0 0 rgba(255,255,255,.9);filter:brightness(2)}100%{box-shadow:0 0 0 16px rgba(255,255,255,0);filter:none}}

.ivb .foot{position:absolute;z-index:5;left:0;right:0;bottom:0;min-height:52px;display:flex;align-items:center;gap:24px;padding:6px clamp(34px,5vw,92px) 10px;background:rgba(0,0,0,.76);border-top:2px solid var(--red)}
.ivb .sign{transform:translateY(-4px);font-weight:800;font-size:clamp(10px,.68vw,13px);letter-spacing:.18em;white-space:nowrap}
.ivb .bars{display:flex;gap:6px;flex:1;justify-content:flex-end}
.ivb .bars button{all:unset;cursor:pointer;width:44px;height:4px;background:rgba(255,255,255,.25);position:relative;overflow:hidden}
.ivb .bars button i{position:absolute;inset:0;background:#fff;transform:scaleX(0);transform-origin:left}
.ivb .bars button.done i{transform:scaleX(1)}
.ivb .bars button.on i{animation:ivb-bar var(--d) linear forwards}
.ivb.paused .bars button.on i,.ivb.paused .slide.active .bg,.ivb.paused .slide.active .prod img{animation-play-state:paused}
@keyframes ivb-bar{to{transform:scaleX(1)}}
.ivb .wipe{position:absolute;z-index:4;inset:0;pointer-events:none;background:var(--red);transform:translateX(-135%) skewX(-14deg);transform-origin:center}
.ivb .wipe::after{content:"";position:absolute;top:0;bottom:0;right:-60px;width:60px;background:#fff}
.ivb .wipe.go{animation:ivb-wipe var(--wipe) cubic-bezier(.7,0,.3,1) both}
@keyframes ivb-wipe{0%{transform:translateX(-135%) skewX(-14deg)}100%{transform:translateX(135%) skewX(-14deg)}}
.ivb .sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* Mid-size screens: keep the desktop concept but give the copy more room. */
@media (max-width:1180px) and (min-width:821px){
  .ivb{height:500px}
  .ivb .copy{left:72px;top:42px;width:52vw}
  .ivb h2{font-size:clamp(34px,4vw,45px)}
  .ivb .prod{right:72px;top:55px;width:29vw;height:330px}
  .ivb .badges{right:72px;width:29vw;bottom:68px;gap:6px}
  .ivb .badge{height:32px;font-size:10px;padding:0 7px}.ivb .badge img{height:24px}
  .ivb .foot{padding:6px 38px 10px}
}

/* Mobile is a separate composition: copy first, product art + badges still visible. */
@media (max-width:820px){
  .ivb{height:clamp(560px,145vw,650px);min-height:560px}
  .ivb .bg{background-image:var(--bgm);background-position:center top}
  .ivb .shade{background:linear-gradient(180deg,rgba(0,0,0,.74) 0%,rgba(0,0,0,.88) 47%,rgba(0,0,0,.92) 100%)}
  .ivb .copy{left:20px;right:20px;top:26px;width:auto}
  .ivb .eyebrow{font-size:10px;padding:6px 10px;letter-spacing:.14em}
  .ivb .num{font-size:11px;margin-left:8px}
  .ivb h2{font-size:clamp(25px,7.4vw,34px);line-height:1.01;margin:13px 0 11px;max-width:100%}
  .ivb .sub{font-size:14px;line-height:1.34;max-width:100%;padding-left:11px}
  .ivb .cta{margin-top:14px;font-size:12px;padding:11px 16px}

  .ivb .prod{display:flex;right:14px;left:auto;top:auto;bottom:99px;width:44vw;height:175px;border-left:4px solid var(--red);box-shadow:0 16px 32px rgba(0,0,0,.55);background:rgba(20,20,20,.82)}
  .ivb .prod img{max-width:100%;max-height:100%;object-fit:contain}
  .ivb .badges{left:18px;right:18px;bottom:54px;width:auto;justify-content:flex-start;gap:6px;flex-wrap:wrap;padding-right:46vw}
  .ivb .badge{height:29px;font-size:9px;padding:0 7px}.ivb .badge img{height:21px}.ivb .badge.stamp{border-width:1px;outline-width:1px;outline-offset:-4px;padding:0 8px}
  .ivb .foot{min-height:42px;padding:6px 18px;gap:10px}
  .ivb .sign{font-size:8px;line-height:1.25;letter-spacing:.09em;white-space:normal;max-width:48%}
  .ivb .bars{gap:5px}.ivb .bars button{width:25px;height:4px}
}

@media (max-width:430px){
  .ivb{height:590px}
  .ivb h2{font-size:clamp(24px,7.2vw,30px)}
  .ivb .sub{font-size:13px}
  .ivb .prod{width:42vw;height:150px;bottom:102px}
  .ivb .badges{padding-right:43vw;bottom:56px}
}

@media (prefers-reduced-motion:reduce){.ivb *{animation-duration:1ms!important;animation-delay:0ms!important}}