/* Virtual Protocol — VR headsets store */
:root{
  --bg:#0a0a12;
  --bg-soft:#11111f;
  --card:#161627;
  --line:#252540;
  --text:#e8e8f2;
  --muted:#9a9ab5;
  --brand:#6c5ce7;
  --brand-2:#00d2ff;
  --accent:#ff4d8d;
  --radius:14px;
  --max:1140px;
  --shadow:0 10px 40px rgba(0,0,0,.45);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand-2);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:var(--max);margin:0 auto;padding:0 20px}

/* Header */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(10,10,18,.85);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 20px;max-width:var(--max);margin:0 auto}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.2rem;color:var(--text)}
.brand:hover{text-decoration:none}
.brand img{width:34px;height:34px;border-radius:8px}
.brand span b{color:var(--brand-2)}
.nav-links{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.nav-links a{color:var(--muted);padding:8px 12px;border-radius:8px;font-size:.95rem}
.nav-links a:hover{color:var(--text);background:var(--bg-soft);text-decoration:none}
.nav-links a.active{color:var(--text);background:var(--card)}
.nav-toggle{display:none;background:none;border:1px solid var(--line);color:var(--text);font-size:1.4rem;border-radius:8px;padding:4px 12px;cursor:pointer}

/* Buttons */
.btn{display:inline-block;padding:12px 24px;border-radius:10px;font-weight:600;cursor:pointer;border:none;font-size:1rem;transition:transform .15s,box-shadow .15s}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn-primary{background:linear-gradient(120deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 6px 24px rgba(108,92,231,.4)}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--line)}
.btn-ghost:hover{background:var(--bg-soft)}

/* Hero */
.hero{position:relative;overflow:hidden;padding:90px 0 70px;text-align:center}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(600px 300px at 20% 10%,rgba(108,92,231,.25),transparent),
  radial-gradient(600px 300px at 80% 30%,rgba(0,210,255,.18),transparent);
  pointer-events:none}
.hero h1{font-size:clamp(2rem,5vw,3.4rem);line-height:1.1;letter-spacing:-1px;margin-bottom:18px}
.hero h1 .grad{background:linear-gradient(120deg,var(--brand-2),var(--accent));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero p{color:var(--muted);font-size:1.15rem;max-width:620px;margin:0 auto 30px}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.eyebrow{display:inline-block;font-size:.8rem;letter-spacing:2px;text-transform:uppercase;color:var(--brand-2);border:1px solid var(--line);padding:6px 14px;border-radius:30px;margin-bottom:22px}

/* Sections */
section{padding:64px 0}
.section-head{text-align:center;max-width:640px;margin:0 auto 44px}
.section-head h2{font-size:clamp(1.6rem,3.5vw,2.4rem);margin-bottom:12px;letter-spacing:-.5px}
.section-head p{color:var(--muted)}

/* Feature grid */
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.card .ico{font-size:2rem;margin-bottom:14px}
.card h3{margin-bottom:8px;font-size:1.2rem}
.card p{color:var(--muted);font-size:.97rem}

/* Product card */
.product{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column}
.product .thumb{height:180px;display:flex;align-items:center;justify-content:center;font-size:4rem;background:linear-gradient(135deg,rgba(108,92,231,.18),rgba(0,210,255,.12))}
.product .body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.product h3{font-size:1.25rem}
.product .spec{color:var(--muted);font-size:.92rem;list-style:none;display:flex;flex-direction:column;gap:4px}
.product .spec li::before{content:"▹ ";color:var(--brand-2)}
.product .price{font-size:1.5rem;font-weight:700;margin-top:auto}
.product .price small{color:var(--muted);font-size:.85rem;font-weight:400}
.badge{align-self:flex-start;font-size:.72rem;letter-spacing:1px;text-transform:uppercase;background:var(--brand);color:#fff;padding:3px 10px;border-radius:20px}

/* CTA band */
.cta-band{background:linear-gradient(120deg,rgba(108,92,231,.2),rgba(0,210,255,.12));border:1px solid var(--line);border-radius:20px;padding:48px;text-align:center;margin:0 20px}
.cta-band h2{font-size:1.9rem;margin-bottom:12px}
.cta-band p{color:var(--muted);margin-bottom:24px}

/* Content pages */
.page-hero{padding:60px 0 30px;text-align:center;border-bottom:1px solid var(--line)}
.page-hero h1{font-size:clamp(1.8rem,4vw,2.8rem);margin-bottom:10px}
.page-hero p{color:var(--muted)}
.prose{max-width:780px;margin:0 auto;padding:46px 20px}
.prose h2{margin:32px 0 12px;font-size:1.5rem}
.prose h3{margin:24px 0 8px;font-size:1.15rem}
.prose p,.prose li{color:var(--muted);margin-bottom:12px}
.prose ul,.prose ol{margin:0 0 16px 22px}
.prose a{color:var(--brand-2)}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}
.info-list{list-style:none;display:flex;flex-direction:column;gap:18px}
.info-list li{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px}
.info-list .k{font-size:.8rem;text-transform:uppercase;letter-spacing:1px;color:var(--brand-2);margin-bottom:4px}
.info-list .v{font-size:1.05rem}
form{display:flex;flex-direction:column;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
label{font-size:.9rem;color:var(--muted);margin-bottom:-8px}
input,textarea{background:var(--bg-soft);border:1px solid var(--line);border-radius:10px;padding:12px 14px;color:var(--text);font-size:1rem;font-family:inherit}
input:focus,textarea:focus{outline:none;border-color:var(--brand)}
.form-note{font-size:.85rem;color:var(--muted)}

/* FAQ */
.faq details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:6px 20px;margin-bottom:12px}
.faq summary{cursor:pointer;font-weight:600;padding:14px 0;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";float:right;color:var(--brand-2)}
.faq details[open] summary::after{content:"–"}
.faq p{color:var(--muted);padding-bottom:14px}

/* Footer */
.site-footer{border-top:1px solid var(--line);background:var(--bg-soft);padding:48px 0 28px;margin-top:40px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px}
.footer-grid h4{font-size:.9rem;text-transform:uppercase;letter-spacing:1px;margin-bottom:14px;color:var(--text)}
.footer-grid ul{list-style:none;display:flex;flex-direction:column;gap:8px}
.footer-grid a{color:var(--muted);font-size:.93rem}
.footer-grid a:hover{color:var(--text)}
.footer-about p{color:var(--muted);font-size:.93rem;margin-top:12px}
.footer-bottom{border-top:1px solid var(--line);margin-top:32px;padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;color:var(--muted);font-size:.86rem}

/* Responsive */
@media(max-width:860px){
  .grid-3{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .nav-toggle{display:block}
  .nav-links{display:none;width:100%;flex-direction:column;align-items:stretch;padding-top:10px}
  .nav-links.open{display:flex}
  .nav{flex-wrap:wrap}
  .grid-3,.grid-2,.contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-band{padding:32px 20px}
  section{padding:48px 0}
}