:root{
  --purple:#6C63FF;
  --cyan:#00D4FF;
  --gold:#FFB800;
  --dark:#080C1A;
  --dark2:#10172A;
  --text:#F0F2FF;
  --muted:rgba(240,242,255,.68);
  --muted2:rgba(240,242,255,.42);
  --line:rgba(255,255,255,.12);
  --panel:rgba(255,255,255,.045);
  --panel2:rgba(255,255,255,.07);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'DM Sans',Arial,sans-serif;
  color:var(--text);
  background:
    radial-gradient(ellipse 60% 45% at 16% 0%,rgba(108,99,255,.24),transparent 65%),
    radial-gradient(ellipse 42% 36% at 92% 12%,rgba(0,212,255,.15),transparent 60%),
    linear-gradient(180deg,#080C1A 0%,#0A1020 100%);
}
a{color:inherit}
.site-nav{
  position:sticky;top:0;z-index:20;
  height:72px;padding:0 7%;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  background:rgba(8,12,26,.78);
  backdrop-filter:blur(22px);
  border-bottom:1px solid var(--line);
}
.brand{
  font-family:'Syne',Arial,sans-serif;
  font-weight:800;font-size:25px;text-decoration:none;
  background:linear-gradient(90deg,#fff,var(--cyan));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
}
.nav-links{display:flex;gap:18px;align-items:center;color:var(--muted);font-size:14px}
.nav-links a{text-decoration:none}
.nav-links a:hover{color:#fff}
.nav-cta{
  border:1px solid var(--line);border-radius:11px;
  padding:10px 14px;color:#fff!important;
  background:rgba(255,255,255,.06);
}
.page{width:min(1180px,90vw);margin:0 auto}
.product-hero{
  min-height:calc(100vh - 72px);
  display:grid;grid-template-columns:minmax(320px,.92fr) minmax(340px,1.08fr);
  gap:46px;align-items:center;padding:58px 0 42px;
}
.media-card{
  background:var(--panel);border:1px solid var(--line);
  border-radius:22px;padding:18px;
  box-shadow:0 22px 90px rgba(0,0,0,.28);
}
.product-image-wrap{
  aspect-ratio:4/3;border-radius:16px;overflow:hidden;
  background:linear-gradient(135deg,rgba(108,99,255,.22),rgba(0,212,255,.14));
}
.product-image{width:100%;height:100%;object-fit:cover;display:block}
.preview-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px}
.preview-tile{
  min-height:74px;border-radius:12px;background:var(--panel2);
  border:1px solid var(--line);display:flex;align-items:center;justify-content:center;
  color:var(--muted);font-size:13px;text-align:center;padding:8px;
}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  border:1px solid var(--line);border-radius:999px;
  padding:8px 13px;background:rgba(255,255,255,.055);
  color:var(--muted);font-size:13px;font-weight:700;
}
h1{
  font-family:'Syne',Arial,sans-serif;
  font-size:clamp(38px,6vw,68px);line-height:1.03;
  margin:0 0 18px;letter-spacing:-1px;
}
.lead{font-size:18px;line-height:1.72;color:var(--muted);margin:0 0 24px}
.price-panel{
  display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center;
  padding:18px;border:1px solid var(--line);border-radius:18px;
  background:rgba(255,255,255,.04);margin:24px 0;
}
.price-label{color:var(--muted2);font-size:13px;margin-bottom:4px}
.price{font-family:'Syne',Arial,sans-serif;font-size:42px;font-weight:800}
.final-price{color:#fff}
.discount-line{color:var(--cyan);font-size:14px;margin-top:4px;min-height:20px}
.buy-btn,.coupon-btn,.load-btn{
  border:0;border-radius:12px;cursor:pointer;
  font-weight:800;color:#fff;
  transition:transform .2s,box-shadow .2s,background .2s;
}
.buy-btn{
  padding:15px 24px;font-size:16px;
  background:linear-gradient(135deg,var(--purple),var(--cyan));
  box-shadow:0 0 34px rgba(108,99,255,.42);
}
.buy-btn:hover,.coupon-btn:hover,.load-btn:hover{transform:translateY(-2px)}
.coupon-box{
  border:1px solid var(--line);border-radius:18px;padding:16px;
  background:rgba(255,255,255,.035);margin-bottom:24px;
}
.coupon-title{font-size:14px;color:var(--muted);margin:0 0 10px}
.coupon-form{display:flex;gap:10px}
.coupon-form input{
  flex:1;min-width:0;border:1px solid var(--line);border-radius:12px;
  background:#080C1A;color:var(--text);font-size:15px;padding:13px;
  text-transform:uppercase;
}
.coupon-btn{padding:0 18px;background:rgba(0,212,255,.18);border:1px solid rgba(0,212,255,.28)}
.coupon-message{font-size:13px;color:var(--muted);margin-top:10px;min-height:18px}
.coupon-message.ok{color:var(--cyan)}
.coupon-message.bad{color:#ff8f8f}
.feature-list,.highlight-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.feature-list li,.highlight-list li{
  display:flex;gap:10px;align-items:flex-start;color:var(--muted);font-size:15px;line-height:1.5;
}
.feature-list li::before,.highlight-list li::before{content:'✓';color:var(--cyan);font-weight:900}
.detail-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:22px;
  padding:20px 0 78px;
}
.detail-panel{
  background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:24px;
}
.section-tag{
  display:inline-block;color:var(--purple);font-size:13px;font-weight:800;
  letter-spacing:1.4px;text-transform:uppercase;margin-bottom:12px;
}
h2{
  font-family:'Syne',Arial,sans-serif;font-size:clamp(28px,4vw,44px);
  line-height:1.12;margin:0 0 14px;
}
.section-copy{color:var(--muted);font-size:16px;line-height:1.7;margin:0 0 26px}
.reviews-section{padding:76px 0 90px;border-top:1px solid var(--line)}
.reviews-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.review-card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:22px}
.stars{color:var(--gold);margin-bottom:12px;letter-spacing:2px}
.review-text{color:var(--muted);line-height:1.62;font-size:14px;margin:0 0 18px}
.reviewer{display:flex;gap:11px;align-items:center}
.avatar{
  width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:rgba(108,99,255,.18);color:var(--cyan);font-weight:900;
}
.reviewer-name{font-weight:800;font-size:14px}
.reviewer-role{color:var(--muted2);font-size:13px}
.reviews-actions{display:flex;flex-direction:column;align-items:center;gap:12px;margin-top:28px}
.reviews-count{color:var(--muted);font-size:14px}
.load-btn{padding:13px 22px;background:rgba(255,255,255,.07);border:1px solid var(--line)}
.support-strip{
  display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px;
}
.support-item{
  border:1px solid var(--line);border-radius:14px;padding:14px;
  color:var(--muted);font-size:14px;background:rgba(255,255,255,.035);
}
footer{border-top:1px solid var(--line);padding:28px 7%;color:var(--muted);text-align:center}
@media(max-width:850px){
  .site-nav{padding:0 5%}.nav-links a:not(.nav-cta){display:none}
  .product-hero{grid-template-columns:1fr;min-height:0;padding:34px 0 42px}
  .price-panel{grid-template-columns:1fr}
  .buy-btn{width:100%}
  .coupon-form{flex-direction:column}
  .coupon-btn{padding:13px 18px}
  .detail-grid,.support-strip{grid-template-columns:1fr}
}