:root{
  --bg:#050608;--panel:#0b0f14;--panel2:#111722;--line:#202a37;
  --text:#f6f8fb;--muted:#9aa7b5;--blue:#55aaff;--blue2:#8ac7ff;
  --max:1240px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
a{color:inherit}.container{max-width:var(--max);margin:auto;padding:0 24px}
.topbar{background:#07111d;border-bottom:1px solid #14283d;color:#a8cbee;font-size:11px;letter-spacing:1.5px;text-align:center;padding:9px 20px}
.nav{height:78px;border-bottom:1px solid var(--line);background:rgba(5,6,8,.9);backdrop-filter:blur(18px);position:sticky;top:0;z-index:50}
.nav-inner{height:100%;display:flex;align-items:center;justify-content:space-between}
.brand{text-decoration:none;display:flex;align-items:center;gap:11px}.brand-mark{width:42px;height:42px;border:1px solid var(--blue);display:grid;place-items:center;border-radius:8px;font-style:italic;font-weight:900;color:var(--blue);font-size:22px}
.brand-copy b{display:block;letter-spacing:4px;font-size:16px}.brand-copy small{display:block;color:var(--blue);letter-spacing:4px;font-size:8px;margin-top:3px}
nav{display:flex;gap:26px}nav a{text-decoration:none;color:#cad3dd;font-size:12px;letter-spacing:.7px}
.nav-cta{border:1px solid var(--blue);color:var(--blue);background:transparent;padding:9px 13px;border-radius:7px;text-decoration:none;font-size:11px;font-weight:800}
.hero{min-height:650px;display:flex;align-items:center;background:
linear-gradient(90deg,rgba(5,6,8,.98) 0%,rgba(5,6,8,.86) 46%,rgba(5,6,8,.28) 100%),
url('assets/hero-concept.png') center/cover}
.hero-copy{max-width:690px;padding:80px 0}.eyebrow{font-size:11px;font-weight:800;letter-spacing:3px;color:var(--blue)}
h1{font-size:clamp(46px,7vw,88px);line-height:.96;letter-spacing:-3px;margin:16px 0 20px}
h1 em{color:var(--blue);font-style:normal}.lead{font-size:17px;line-height:1.75;color:#bbc5d0;max-width:650px}
.btn{display:inline-block;margin-top:18px;padding:14px 20px;border-radius:7px;background:var(--blue);border:1px solid var(--blue);color:#04101c;text-decoration:none;font-weight:900;font-size:12px;letter-spacing:.6px}
.btn.alt{background:transparent;color:var(--blue)}.btn.secondary{background:#101722;color:white;border-color:#263548}
.trust{display:grid;grid-template-columns:repeat(4,1fr);border-block:1px solid var(--line)}
.trust div{padding:24px;border-right:1px solid var(--line)}.trust div:last-child{border-right:0}.trust b{font-size:11px;letter-spacing:1.8px;display:block}.trust span{display:block;color:var(--muted);font-size:11px;margin-top:6px;line-height:1.5}
.section{padding:88px 0}.section h2{font-size:42px;letter-spacing:-1.5px;margin:10px 0 32px}.section-sub{color:var(--muted);max-width:760px;line-height:1.7;margin-top:-18px;margin-bottom:32px}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.card{background:linear-gradient(180deg,#101722,#090c11);border:1px solid var(--line);border-radius:12px;padding:18px;display:flex;flex-direction:column}
.product-art{height:170px;border:1px solid #2a3746;border-radius:9px;display:grid;place-items:center;background:radial-gradient(circle at 50% 35%,#243e59,#090b0f 64%);position:relative;overflow:hidden}
.product-art:before{content:"";width:66px;height:98px;border:2px solid #9eb2c9;border-radius:11px 11px 14px 14px;box-shadow:0 0 28px rgba(85,170,255,.16);background:linear-gradient(180deg,rgba(255,255,255,.18),rgba(255,255,255,.02))}
.product-art:after{content:"NEXUS";position:absolute;font-weight:900;letter-spacing:2px;font-size:10px;color:var(--blue)}
.badge{font-size:9px;letter-spacing:1.2px;color:var(--blue2);border:1px solid #234a72;background:#0a1a2b;padding:5px 7px;border-radius:999px;width:max-content;margin-top:15px}
.card h3{font-size:17px;margin:12px 0 6px}.card p{color:var(--muted);font-size:12px;line-height:1.55;min-height:38px}.meta{margin-top:auto;padding-top:12px;border-top:1px solid #1c2632;font-size:11px;color:#acb8c6}.meta strong{color:#eef3f8}.card-actions{display:flex;gap:8px;margin-top:14px}.card-actions a{flex:1;text-align:center;padding:10px;border-radius:6px;text-decoration:none;font-size:10px;font-weight:800;border:1px solid #2b3b4e}.card-actions a:first-child{border-color:var(--blue);color:var(--blue)}
.band{background:#090d13;border-block:1px solid var(--line)}.split{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.split-media{min-height:420px;background:url('assets/hero-concept.png') center/cover;border-left:1px solid var(--line)}
.checks{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:25px}.check{padding:16px;border:1px solid var(--line);border-radius:8px;background:#0b1017}.check b{display:block;font-size:12px}.check span{font-size:11px;color:var(--muted)}
.catalog-head{padding:70px 0 28px}.catalog-head h1{font-size:58px}.filters{display:grid;grid-template-columns:1fr 220px;gap:14px;margin-bottom:28px}.filters input,.filters select,.form input,.form textarea,.form select{width:100%;background:#0a0f16;color:white;border:1px solid #263242;border-radius:8px;padding:13px 14px;outline:none}
.filters input:focus,.filters select:focus,.form input:focus,.form textarea:focus{border-color:var(--blue)}
.result-count{color:var(--muted);font-size:12px;margin-bottom:16px}
.notice{padding:22px;border:1px solid #344150;background:#0b0f14;border-radius:10px}.notice h3{margin:0 0 8px;font-size:15px}.notice p{margin:0;color:#a7b2c0;font-size:12px;line-height:1.7}
.policy{max-width:860px}.policy h2{margin-top:42px;font-size:28px}.policy p,.policy li{color:#aeb9c6;line-height:1.8;font-size:14px}
.form{display:grid;gap:13px;max-width:720px}.form textarea{min-height:150px;resize:vertical}.form label{font-size:11px;font-weight:800;letter-spacing:.8px;color:#cdd5df}
.product-page{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}.product-display{height:520px;border:1px solid var(--line);border-radius:14px;background:radial-gradient(circle at 50% 33%,#263f58,#080a0e 62%);display:grid;place-items:center;position:sticky;top:110px}
.big-vial{width:145px;height:230px;border:2px solid #bac7d4;border-radius:18px 18px 25px 25px;background:linear-gradient(180deg,rgba(255,255,255,.15),rgba(255,255,255,.02));display:flex;flex-direction:column;justify-content:center;align-items:center;box-shadow:0 0 60px rgba(85,170,255,.18)}
.big-vial b{letter-spacing:4px}.big-vial span{font-size:11px;color:var(--blue);letter-spacing:2px;margin-top:6px}.product-info h1{font-size:52px}.spec-list{border-top:1px solid var(--line);margin:25px 0}.spec-row{display:flex;justify-content:space-between;gap:20px;padding:14px 0;border-bottom:1px solid var(--line);font-size:12px}.spec-row span:last-child{color:#aeb8c5;text-align:right}
footer{border-top:1px solid var(--line);padding:36px 0;color:#6f7a87;font-size:10px;letter-spacing:1.5px}.footer-grid{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
@media(max-width:900px){nav{display:none}.grid{grid-template-columns:repeat(2,1fr)}.trust{grid-template-columns:1fr 1fr}.split,.product-page{grid-template-columns:1fr}.split-media{border-left:0;border-top:1px solid var(--line);min-height:280px}.product-display{position:relative;top:auto;height:400px}}
@media(max-width:560px){.grid{grid-template-columns:1fr}.trust{grid-template-columns:1fr}.trust div{border-right:0;border-bottom:1px solid var(--line)}.filters{grid-template-columns:1fr}.section{padding:62px 0}.section h2{font-size:34px}.catalog-head h1,.product-info h1{font-size:42px}.hero{min-height:590px}}

.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin:34px 0 20px}
.contact-card,.payment-card{background:linear-gradient(180deg,#101722,#090c11);border:1px solid var(--line);border-radius:12px;padding:24px}
.contact-card h2,.payment-card h2{margin:8px 0 12px;font-size:28px}
.contact-card p,.payment-card p{color:var(--muted);line-height:1.7}
.whatsapp-qr{display:block;width:min(100%,420px);border-radius:14px;border:1px solid var(--line);margin:20px 0}
.payment-card{margin-top:22px}
.btn[disabled]{opacity:.55;cursor:not-allowed}
@media(max-width:760px){.contact-grid{grid-template-columns:1fr}}

.paypal-qr{display:block;width:min(100%,420px);border-radius:14px;border:1px solid var(--line);margin:20px 0;background:#fff}
.payment-note{font-size:11px!important;color:#8794a3!important}


/* V8 package-size selector */
.package-picker{
  margin:24px 0;
  padding:18px;
  border:1px solid var(--line);
  border-radius:16px;
  background:rgba(255,255,255,.025);
}
.package-title{
  margin:0 0 12px;
  font-size:12px;
  font-weight:800;
  letter-spacing:.16em;
  color:#9fb2c5;
}
.package-options{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:10px;
}
.package-option{
  appearance:none;
  text-align:left;
  padding:14px 15px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#0c1219;
  color:#eef5ff;
  cursor:pointer;
}
.package-option b{display:block;font-size:14px;margin-bottom:3px}
.package-option span{display:block;font-size:12px;color:#8fa0b2}
.package-option.active{
  border-color:#26a8ff;
  box-shadow:0 0 0 1px rgba(38,168,255,.25) inset;
  background:rgba(38,168,255,.08);
}
.package-help{
  margin:10px 0 0;
  font-size:11px;
  line-height:1.55;
  color:#7f8c9c;
}
@media(max-width:600px){
  .package-options{grid-template-columns:1fr}
}