:root{
  --bg:#07080c;
  --card:#0f1219;
  --ink:#f4f6fb;
  --muted:#aeb6c3;
  --brand:#b794ff;
  --gold:#d6b25a;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Hiragino Kaku Gothic ProN",Meiryo,Segoe UI,Roboto,Helvetica,Arial,sans-serif;}

/* Flashier premium background: layered aurora + star grain */
body{
  background:
    radial-gradient(1200px 700px at 75% -10%, rgba(255,255,255,.08), transparent 60%),
    radial-gradient(900px 600px at 10% 0%, rgba(214,178,90,.20), transparent 70%),
    conic-gradient(from 210deg at 70% -10%, rgba(157, 116, 255,.35), transparent 30%),
    linear-gradient(180deg,#090b10 0%, #06070b 60%, #090b12 100%);
  position:relative;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed; inset:-20vmax;
  background:
    radial-gradient(80px 80px at 20% 30%, rgba(255,255,255,.05) 0 60%, transparent 70%),
    radial-gradient(120px 120px at 70% 10%, rgba(255,255,255,.06) 0 55%, transparent 65%),
    radial-gradient(100px 100px at 85% 60%, rgba(255,255,255,.04) 0 55%, transparent 70%);
  filter: blur(20px);
  animation: float 24s ease-in-out infinite alternate;
  pointer-events:none;
  z-index:0;
}
@keyframes float{to{transform:translate3d(-2%,3%,0) rotate(5deg)}}
/* subtle twinkle layer */
body::after{
  content:"";
  position:fixed; inset:-1px;
  background-image:
    radial-gradient(rgba(255,255,255,.08) 1px, transparent 2px),
    radial-gradient(rgba(255,255,255,.06) 1px, transparent 2px);
  background-size: 3px 3px, 4px 4px;
  background-position: 0 0, 1px 2px;
  opacity:.25; mix-blend-mode:screen; pointer-events:none;
  z-index:0;
}

img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{width:min(1180px,92%);margin:0 auto;position:relative;z-index:1}

.header{position:sticky;top:0;z-index:50;background:linear-gradient(180deg, rgba(7,8,12,.85), rgba(7,8,12,.6));backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid rgba(255,255,255,.08)}
.header__inner{display:flex;align-items:center;gap:24px;padding:14px 0}
.logo{display:flex;align-items:center;gap:.6rem;font-weight:800;letter-spacing:.06em}
.logo__mark{width:28px;height:28px;border-radius:50%;background:
  radial-gradient(circle at 68% 32%, #fff 0 40%, #000 42% 100%);
box-shadow:0 0 20px rgba(255,255,255,.2), 0 0 60px rgba(146,110,255,.25);}
.logo span:last-child{opacity:.8}

.nav{margin-left:auto;display:flex;gap:22px}
.nav a{opacity:.85}
.nav a:hover{opacity:1}
.btn{display:inline-block;padding:12px 18px;border-radius:999px;background:linear-gradient(135deg,#3d2e74,#8f66ff);color:#fff;font-weight:800;box-shadow:0 14px 26px rgba(120,90,255,.35)}
.btn--ghost{background:transparent;border:1px solid rgba(255,255,255,.25)}
.btn--gold{background:linear-gradient(135deg,#8d6b1f,#e5c86b);color:#0c0e13;box-shadow:0 14px 26px rgba(229,200,107,.25)}

.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center;padding:64px 0 30px;position:relative}
.kicker{color:var(--gold);text-transform:uppercase;letter-spacing:.2em;font-size:.8rem}
.hero h1{font-size:clamp(34px,5.4vw,60px);line-height:1.03;margin:.2em 0 .25em;text-shadow:0 8px 30px rgba(183,148,255,.35)}
.hero p{color:var(--muted);font-size:1.08rem}
.hero__art{border-radius:28px;overflow:hidden;background:linear-gradient(180deg,#0e1218,#0c0f13);border:1px solid rgba(255,255,255,.1);box-shadow:0 40px 100px rgba(0,0,0,.6), 0 0 0 1px rgba(255,255,255,.04) inset}

.badges{display:flex;gap:14px;margin-top:18px;flex-wrap:wrap}
.badge{padding:8px 12px;border:1px solid rgba(255,255,255,.18);border-radius:999px;color:var(--muted);font-size:.9rem;background:rgba(255,255,255,.03)}

.section h2{font-size:clamp(28px,4.2vw,42px);margin:0 0 12px;text-shadow:0 6px 26px rgba(214,178,90,.25)}
.lead{color:var(--muted)}

.product{padding:40px 0}
.product__wrap{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}
.card{background:var(--card);border:1px solid rgba(255,255,255,.1);border-radius:20px;overflow:hidden;box-shadow:0 16px 40px rgba(0,0,0,.35)}
.card__img{aspect-ratio:4/3;object-fit:cover}
.card__body{padding:18px}

.price{font-weight:900;font-size:1.6rem}
.sub{color:var(--muted)}

.specs{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:14px}
.spec{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:14px;padding:14px}

.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:12px}
.gallery img{border-radius:14px;border:1px solid rgba(255,255,255,.1)}

.faq{display:grid;gap:14px;margin-top:18px}
.faq details{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:14px;padding:12px}

.cta{padding:32px;margin-top:18px;background:linear-gradient(90deg, rgba(214,178,90,.16), rgba(162,126,255,.18));border:1px solid rgba(255,255,255,.14);border-radius:20px}

.footer{padding:40px 0;color:var(--muted);border-top:1px solid rgba(255,255,255,.1);margin-top:56px}

input,textarea{width:100%;padding:12px 14px;border-radius:12px;border:1px solid rgba(255,255,255,.18);background:#0d1015;color:#fff}
form{display:grid;gap:12px}

@media (max-width:980px){
  .hero{grid-template-columns:1fr}
  .product__wrap{grid-template-columns:1fr}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .specs{grid-template-columns:1fr 1fr}
}