:root{--red:#e10613;--red2:#ff1724;--bg:#030405;--text:#f8f8f8;--muted:#b9bec7;--line:rgba(255,255,255,.12);--cyan:#43c0c7;--header:92px}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 20% 0,rgba(225,6,19,.15),transparent 35rem),#030405;color:var(--text);font-family:Inter,Arial,sans-serif;overflow-x:hidden}a{text-decoration:none;color:inherit}.topbar{height:var(--header);display:flex;align-items:center;justify-content:space-between;padding:0 clamp(20px,5vw,76px);background:rgba(0,0,0,.82);border-top:3px solid var(--red);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50;backdrop-filter:blur(18px)}.logo-wrap img{width:230px}.nav{display:flex;gap:28px;text-transform:uppercase;font-weight:900;font-size:14px}.nav a{padding:35px 0;position:relative}.nav a.active,.nav a:hover{color:var(--red2)}.nav a:after{content:"";position:absolute;left:0;right:0;bottom:18px;height:2px;background:var(--red);transform:scaleX(0);transition:.25s}.nav a.active:after,.nav a:hover:after{transform:scaleX(1)}.right-actions{display:flex}.lang{background:transparent;border:0;color:#fff;font-weight:900;cursor:pointer}.language-switcher{position:relative}.language-menu{position:absolute;right:0;top:40px;display:none;min-width:190px;background:#07080a;border:1px solid var(--line);border-radius:16px;padding:8px;box-shadow:0 28px 80px #000}.language-menu.open{display:block}.language-menu button{display:block;width:100%;padding:12px;border:0;background:transparent;color:#eee;text-align:left;text-transform:uppercase;font-weight:900;border-radius:10px;cursor:pointer}.language-menu button:hover{background:rgba(225,6,19,.18)}.mobile-toggle{display:none}.hero{min-height:720px;position:relative;display:flex;align-items:center;padding:80px clamp(20px,5vw,76px);overflow:hidden}.hero:after{content:"";position:absolute;inset:auto 0 0;height:40%;background:linear-gradient(transparent,#030405);z-index:2}.hero-bg{position:absolute;inset:0;background:linear-gradient(90deg,#000 0%,rgba(0,0,0,.97) 25%,rgba(0,0,0,.55) 46%,rgba(0,0,0,.18) 72%,rgba(0,0,0,.4)),url('/assets/hero-lvrt-bmw.png') center right/cover no-repeat;z-index:1}.hero-copy{position:relative;z-index:3;max-width:650px}.hero h1{font-size:clamp(44px,5.7vw,84px);line-height:.98;text-transform:uppercase;font-style:italic;margin:0 0 24px;font-weight:950}.hero h1 span{color:var(--red2)}.hero p,.page-hero p{color:#e4e6eb;font-size:clamp(17px,1.5vw,21px);line-height:1.6}.hero-actions{display:flex;gap:18px;flex-wrap:wrap;margin-top:32px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:15px 28px;border:1px solid #fff;border-radius:7px;text-transform:uppercase;font-weight:950;transition:.25s}.btn.primary{background:linear-gradient(135deg,var(--red),#b9000c);border-color:var(--red);box-shadow:0 18px 44px rgba(225,6,19,.24)}.btn.secondary{background:rgba(0,0,0,.32)}.btn:hover{transform:translateY(-2px)}.benefits{position:relative;z-index:3;margin:-110px clamp(20px,5vw,76px) 34px;display:grid;grid-template-columns:repeat(4,1fr);background:rgba(0,0,0,.55);backdrop-filter:blur(14px);border:1px solid var(--line);border-radius:18px;overflow:hidden}.benefits div{padding:24px;display:grid;grid-template-columns:42px 1fr;gap:4px 14px}.benefits i{grid-row:span 2;color:var(--red2);font-style:normal;font-size:30px}.benefits strong{text-transform:uppercase}.benefits span,.card p,.info-grid p,.note,.contact-grid p{color:var(--muted);line-height:1.6}.cards{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;padding:0 clamp(20px,5vw,76px);margin:34px 0 52px}.card,.price-card,.info-grid article,.contact-grid article,.note{background:linear-gradient(145deg,rgba(255,255,255,.075),rgba(255,255,255,.025));border:1px solid var(--line);border-radius:18px;padding:26px;box-shadow:0 24px 70px rgba(0,0,0,.24)}.card{min-height:230px;position:relative;transition:.3s}.card:hover,.price-card:hover{transform:translateY(-6px);border-color:rgba(225,6,19,.7)}.icon{color:var(--red2);font-size:32px}.card h3,.price-card h2,.info-grid h2,.contact-grid h2{text-transform:uppercase;font-style:italic}.card h3 span{color:var(--red2)}.card b{color:var(--red2);text-transform:uppercase;position:absolute;bottom:22px}.lower{padding:0 clamp(20px,5vw,76px) 48px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.stats strong{font-size:34px;color:var(--red2)}.stats span{text-transform:uppercase;color:var(--muted);display:block}.page{padding:0 clamp(20px,5vw,76px) 70px}.page-hero{min-height:430px;display:flex;flex-direction:column;justify-content:center;max-width:1050px}.page-hero h1{font-size:clamp(42px,5.8vw,78px);line-height:.98;text-transform:uppercase;font-style:italic;margin:0 0 24px}.kicker{color:var(--red2);letter-spacing:.18em;text-transform:uppercase;font-weight:950}.info-grid,.pricing-grid,.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.info-grid article span{color:var(--red2);font-weight:950}.price-card{min-height:510px;display:flex;flex-direction:column;position:relative}.price-card.featured{border-color:rgba(225,6,19,.75);box-shadow:0 24px 80px rgba(225,6,19,.12)}.price-card em{position:absolute;right:22px;top:22px;background:var(--red);padding:6px 10px;border-radius:999px;text-transform:uppercase;font-style:normal;font-size:11px;font-weight:950}.price-card strong{font-size:36px;color:var(--red2);margin:28px 0}.price-card ul{list-style:none;padding:0;display:grid;gap:12px;margin:0 0 30px}.price-card li:before{content:'✓';color:var(--red2);margin-right:10px}.price-card .btn{margin-top:auto}.note{margin-top:22px}.contact-grid article{min-height:280px;display:flex;flex-direction:column}.contact-grid .btn{margin-top:auto}footer{display:grid;grid-template-columns:1fr auto 1fr 1fr;gap:24px;align-items:center;padding:26px clamp(20px,5vw,76px);border-top:1px solid var(--line);background:rgba(255,255,255,.03)}footer nav{display:flex;gap:24px;justify-content:center;text-transform:uppercase;font-size:12px}.mail-link{width:44px;height:44px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center}.mathalex-footer{color:var(--cyan)}.reveal,.reveal-card,.reveal-initial{opacity:0;transform:translateY(22px)}.visible{opacity:1!important;transform:translateY(0)!important;transition:opacity .7s cubic-bezier(.2,.8,.2,1),transform .7s cubic-bezier(.2,.8,.2,1)}@media(max-width:1280px){.cards{grid-template-columns:repeat(3,1fr)}}@media(max-width:980px){.mobile-toggle{display:block;width:44px;height:44px;background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:12px}.mobile-toggle span{display:block;height:2px;background:#fff;margin:5px}.nav{position:fixed;top:92px;left:18px;right:18px;background:#08090b;border:1px solid var(--line);border-radius:18px;padding:10px;display:grid;opacity:0;pointer-events:none;transform:translateY(-10px);transition:.25s}.mobile-open .nav{opacity:1;pointer-events:auto;transform:none}.nav a{padding:14px}.nav a:after{display:none}.benefits{grid-template-columns:repeat(2,1fr)}.info-grid,.pricing-grid,.contact-grid{grid-template-columns:1fr}.cards{grid-template-columns:1fr 1fr}.stats{grid-template-columns:repeat(2,1fr)}}@media(max-width:650px){:root{--header:78px}.topbar{padding:0 18px}.logo-wrap img{width:170px}.hero{min-height:690px;padding:64px 20px}.hero-bg{opacity:.72;background:linear-gradient(180deg,rgba(0,0,0,.58),rgba(0,0,0,.96) 78%),url('/assets/hero-lvrt-bmw.png') center top/cover no-repeat}.hero h1{font-size:42px}.btn{width:100%}.benefits{margin:-82px 20px 28px;grid-template-columns:1fr}.cards,.page,.lower{padding-left:20px;padding-right:20px}.cards{grid-template-columns:1fr}footer{grid-template-columns:1fr;text-align:center}footer nav{flex-wrap:wrap}.mail-link{margin:auto}}
.footer-clean{
  grid-template-columns:1fr 1fr 1fr;
}
.footer-clean nav{
  justify-content:center;
}
.footer-clean small{
  text-align:right;
}
.legal-page .page-hero{
  max-width:980px;
}
.legal-note{
  margin-top:28px;
  color:#8f96a3!important;
  font-size:14px!important;
}
@media(max-width:650px){
  .footer-clean{
    grid-template-columns:1fr;
  }
  .footer-clean small{
    text-align:center;
  }
}

/* v2.0 legal fixed: prevent hero CTA overlap with benefits panel */
.hero{
  min-height:780px;
  padding-bottom:190px;
}
.hero-copy{
  padding-bottom:32px;
}
.hero-actions{
  position:relative;
  z-index:8;
  margin-bottom:24px;
}
.benefits{
  margin-top:-145px;
  z-index:7;
}
@media(max-width:980px){
  .hero{
    min-height:760px;
    padding-bottom:210px;
  }
  .benefits{
    margin-top:-155px;
  }
}
@media(max-width:650px){
  .hero{
    min-height:760px;
    padding-bottom:230px;
  }
  .hero-copy{
    padding-bottom:52px;
  }
  .benefits{
    margin-top:-170px;
  }
}

.portal-grid,.release-timeline{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.portal-grid article,.release-timeline article{background:linear-gradient(145deg,rgba(255,255,255,.075),rgba(255,255,255,.025));border:1px solid var(--line);border-radius:18px;padding:28px;min-height:210px;box-shadow:0 24px 70px rgba(0,0,0,.24)}
.release-timeline article span{display:inline-flex;background:var(--red);color:#fff;border-radius:999px;padding:6px 10px;text-transform:uppercase;font-size:11px;font-weight:950}
.release-timeline article h2,.portal-grid article h2{text-transform:uppercase;font-style:italic}
.release-timeline article p,.portal-grid article p{color:var(--muted);line-height:1.6}
@media(max-width:980px){.portal-grid,.release-timeline{grid-template-columns:1fr}}

/* v3.1 Release Center */
.release-tools{
  display:flex;
  gap:16px;
  align-items:center;
  justify-content:space-between;
  margin:0 0 24px;
}
.release-tools input{
  width:min(420px,100%);
  min-height:48px;
  border:1px solid var(--line);
  border-radius:14px;
  background:rgba(255,255,255,.045);
  color:#fff;
  padding:0 16px;
  font-weight:800;
  outline:none;
}
.release-tools input:focus{
  border-color:rgba(225,6,19,.75);
}
.release-filters{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  justify-content:flex-end;
}
.release-filter{
  border:1px solid var(--line);
  background:rgba(255,255,255,.035);
  color:#fff;
  border-radius:999px;
  padding:10px 14px;
  text-transform:uppercase;
  font-size:12px;
  font-weight:950;
  cursor:pointer;
}
.release-filter.active,
.release-filter:hover{
  background:var(--red);
  border-color:var(--red);
}
.release-center-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;
}
.release-card{
  background:linear-gradient(145deg,rgba(255,255,255,.075),rgba(255,255,255,.025));
  border:1px solid var(--line);
  border-radius:18px;
  padding:28px;
  min-height:240px;
  box-shadow:0 24px 70px rgba(0,0,0,.24);
  transition:transform .25s ease,border-color .25s ease;
}
.release-card:hover{
  transform:translateY(-4px);
  border-color:rgba(225,6,19,.65);
}
.release-meta{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  align-items:center;
  color:var(--muted);
  font-size:12px;
  text-transform:uppercase;
  font-weight:900;
}
.release-badge{
  background:var(--red);
  color:#fff;
  border-radius:999px;
  padding:6px 10px;
}
.release-card h2{
  text-transform:uppercase;
  font-style:italic;
  margin:24px 0 14px;
}
.release-card p{
  color:var(--muted);
  line-height:1.65;
}
@media(max-width:1100px){
  .release-center-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .release-tools{display:block}
  .release-tools input{margin-bottom:14px}
  .release-filters{justify-content:flex-start}
}
@media(max-width:680px){
  .release-center-grid{grid-template-columns:1fr}
}

/* v3.2 Enterprise Pricing */
.enterprise-pricing-grid{align-items:stretch}
.enterprise-pricing-card{position:relative;overflow:hidden;min-height:560px;background:linear-gradient(145deg,rgba(255,255,255,.085),rgba(255,255,255,.025)),repeating-linear-gradient(135deg,rgba(255,255,255,.025) 0 1px,transparent 1px 10px)}
.enterprise-pricing-card:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 0%,rgba(225,6,19,.22),transparent 34%);opacity:.55;pointer-events:none}
.enterprise-pricing-card>*{position:relative;z-index:1}
.enterprise-pricing-card.featured{transform:translateY(-10px);border-color:rgba(225,6,19,.82);box-shadow:0 30px 90px rgba(225,6,19,.16),0 28px 80px rgba(0,0,0,.36)}
.enterprise-pricing-card .pricing-icon{width:54px;height:54px;border:1px solid rgba(255,255,255,.16);border-radius:16px;display:grid;place-items:center;color:var(--red2);background:rgba(0,0,0,.26);margin-bottom:22px}
.enterprise-pricing-card h2{font-size:clamp(30px,2.5vw,42px);margin-bottom:8px}
.enterprise-pricing-card .plan-for{display:block;min-height:48px;color:#c4c9d3;line-height:1.5}
.contact-price{display:block;font-size:clamp(22px,1.8vw,30px)!important;line-height:1.12;color:#fff!important;margin:30px 0!important}
.enterprise-pricing-card li{color:#dce0e8}
.tailored-pricing{margin-top:24px;padding:38px;border:1px solid rgba(225,6,19,.35);border-radius:22px;background:linear-gradient(135deg,rgba(225,6,19,.18),rgba(255,255,255,.035)),radial-gradient(circle at 85% 0%,rgba(255,255,255,.08),transparent 30%);display:flex;justify-content:space-between;align-items:center;gap:28px}
.tailored-pricing h2{margin:0 0 12px;text-transform:uppercase;font-style:italic;font-size:clamp(30px,3vw,52px)}
.tailored-pricing p:not(.kicker){color:var(--muted);max-width:760px;line-height:1.65}
@media(max-width:980px){.enterprise-pricing-card.featured{transform:none}.tailored-pricing{display:block}.tailored-pricing .btn{margin-top:18px}}

/* v3.3 Professional LVRT icon system */
.icon{display:none!important}
.lvrt-icon{
  width:76px;height:76px;border:1px solid rgba(225,6,19,.72);border-radius:50%;
  display:grid;place-items:center;color:#fff;
  background:radial-gradient(circle at 50% 35%,rgba(225,6,19,.18),transparent 58%),rgba(0,0,0,.30);
  box-shadow:0 0 0 1px rgba(255,255,255,.035) inset,0 18px 48px rgba(0,0,0,.30),0 0 32px rgba(225,6,19,.10);
  margin-bottom:26px;transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease
}
.lvrt-icon svg{width:42px;height:42px;fill:none;stroke:currentColor;stroke-width:3.2;stroke-linecap:round;stroke-linejoin:round}
.card:hover .lvrt-icon,.portal-grid article:hover .lvrt-icon,.release-card:hover .lvrt-icon,.enterprise-pricing-card:hover .lvrt-icon{
  transform:translateY(-4px) scale(1.035);border-color:var(--red2);
  box-shadow:0 0 0 1px rgba(255,255,255,.05) inset,0 24px 60px rgba(0,0,0,.42),0 0 42px rgba(225,6,19,.22)
}
.release-card .lvrt-icon,.portal-grid article .lvrt-icon{width:64px;height:64px;margin-bottom:20px}
.release-card .lvrt-icon svg,.portal-grid article .lvrt-icon svg{width:34px;height:34px}
.enterprise-pricing-card .pricing-icon{display:none!important}
@media(max-width:650px){.lvrt-icon{width:64px;height:64px}.lvrt-icon svg{width:34px;height:34px}}

/* v3.5 real contact page */
.contact-page-v35 .page-hero{
  max-width:1120px;
}
.contact-options-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:18px;
  margin-bottom:24px;
}
.contact-option{
  min-height:360px;
  display:flex;
  flex-direction:column;
  background:linear-gradient(145deg,rgba(255,255,255,.075),rgba(255,255,255,.025));
  border:1px solid var(--line);
  border-radius:18px;
  padding:28px;
  box-shadow:0 24px 70px rgba(0,0,0,.24);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.contact-option:hover{
  transform:translateY(-5px);
  border-color:rgba(225,6,19,.65);
  box-shadow:0 30px 90px rgba(0,0,0,.34);
}
.contact-option h2{
  text-transform:uppercase;
  font-style:italic;
  margin:0 0 14px;
}
.contact-option p{
  color:var(--muted);
  line-height:1.65;
  margin-bottom:28px;
}
.contact-option .btn{
  margin-top:auto;
}
.contact-info-panel{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1px;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:20px;
  background:rgba(255,255,255,.06);
  margin-bottom:24px;
}
.contact-info-panel>div{
  padding:28px;
  background:rgba(0,0,0,.26);
}
.contact-info-panel .lvrt-icon{
  width:54px;
  height:54px;
  margin-bottom:18px;
}
.contact-info-panel .lvrt-icon svg{
  width:30px;
  height:30px;
}
.contact-info-panel strong{
  display:block;
  text-transform:uppercase;
  color:#fff;
  margin-bottom:8px;
}
.contact-info-panel span,
.contact-info-panel a{
  color:var(--muted);
  line-height:1.55;
}
.contact-final-cta{
  padding:38px;
  border:1px solid rgba(225,6,19,.35);
  border-radius:22px;
  background:
    linear-gradient(135deg,rgba(225,6,19,.18),rgba(255,255,255,.035)),
    radial-gradient(circle at 85% 0%,rgba(255,255,255,.08),transparent 30%);
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:28px;
}
.contact-final-cta h2{
  margin:0 0 12px;
  text-transform:uppercase;
  font-style:italic;
  font-size:clamp(30px,3vw,52px);
}
.contact-final-cta p:not(.kicker){
  color:var(--muted);
  max-width:760px;
  line-height:1.65;
}
@media(max-width:1200px){
  .contact-options-grid,
  .contact-info-panel{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}
@media(max-width:680px){
  .contact-options-grid,
  .contact-info-panel{
    grid-template-columns:1fr;
  }
  .contact-final-cta{
    display:block;
  }
  .contact-final-cta .btn{
    margin-top:18px;
  }
}

/* v3.5.5 Header logo/background alignment */
:root{--topbar-bg:#050505}
.topbar{
  background:var(--topbar-bg)!important;
  border-top:5px solid var(--red)!important;
  border-bottom:1px solid rgba(255,255,255,.12)!important;
  overflow:visible!important;
}
.logo-wrap{
  height:100%!important;
  display:flex!important;
  align-items:center!important;
  background:var(--topbar-bg)!important;
  padding:0 28px!important;
  margin:0!important;
  position:relative;
  z-index:2;
}
.logo-wrap:before,.logo-wrap:after{display:none!important}
.logo-wrap img{
  background:var(--topbar-bg)!important;
  max-height:74px!important;
  width:240px!important;
  object-fit:contain!important;
  display:block!important;
  border:0!important;
  box-shadow:none!important;
  filter:drop-shadow(0 12px 24px rgba(0,0,0,.42));
}
@media(max-width:650px){
  .logo-wrap{padding:0 14px!important}
  .logo-wrap img{width:175px!important;max-height:62px!important}
}

/* v3.5.6 Clickable Mathalex sponsor logo area in hero/banner */
.hero{position:relative}
.mathalex-banner-link{
  position:absolute;
  z-index:9;
  right:22%;
  top:43%;
  width:15%;
  height:10%;
  min-width:110px;
  min-height:42px;
  border-radius:12px;
  cursor:pointer;
  transition:background .25s ease, box-shadow .25s ease, transform .25s ease;
}
.mathalex-banner-link:hover{
  background:rgba(255,255,255,.035);
  box-shadow:0 0 22px rgba(255,255,255,.18), 0 0 36px rgba(225,6,19,.14);
  transform:scale(1.025);
}
.mathalex-banner-link:focus-visible{
  outline:2px solid var(--red2);
  outline-offset:4px;
}
@media(max-width:980px){
  .mathalex-banner-link{right:14%;top:48%;width:22%;height:9%}
}
@media(max-width:650px){
  .mathalex-banner-link{right:8%;top:55%;width:34%;height:8%;min-width:100px}
}

/* v3.5.7 footer cleanup + robust Mathalex click area */
.mathalex-banner-link{display:none!important}
body,main{border-bottom:0!important;box-shadow:none!important}
footer,.footer-clean{
  border-left:0!important;border-right:0!important;border-bottom:0!important;
  border-radius:0!important;box-shadow:none!important;margin:0!important;
  background:#050505!important;border-top:1px solid rgba(255,255,255,.08)!important;outline:0!important;
}
footer:before,footer:after,.footer-clean:before,.footer-clean:after{display:none!important;content:none!important}
.lower,.page,.contact-final-cta,.tailored-pricing,.performance{border-bottom-color:transparent!important}
.hero-mathalex-click{
  position:absolute;z-index:12;right:29%;top:31%;width:12.5%;height:8.5%;
  min-width:115px;min-height:38px;border-radius:10px;cursor:pointer;background:transparent;
  transition:box-shadow .22s ease,background .22s ease,transform .22s ease;
}
.hero-mathalex-click:hover{
  background:rgba(255,255,255,.025);
  box-shadow:0 0 22px rgba(255,255,255,.18),0 0 38px rgba(225,6,19,.16);
  transform:scale(1.02);
}
.hero-mathalex-click:focus-visible{outline:2px solid var(--red2);outline-offset:4px}
@media(max-width:980px){.hero-mathalex-click{right:20%;top:38%;width:18%;height:8%}}
@media(max-width:650px){.hero-mathalex-click{right:11%;top:48%;width:30%;height:8%;min-width:95px}}