:root{--bg:#0b1220;--card:#0e1626;--muted:#9aa4b2;--text:#e5e7eb;--brand:#7c3aed;--brand-2:#22d3ee;--ring:#3b82f6}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;line-height:1.6;color:var(--text);background:radial-gradient(1200px 600px at 10% -10%,rgba(124,58,237,.25),transparent),radial-gradient(1200px 600px at 90% -20%,rgba(34,211,238,.2),transparent),var(--bg)}
img{max-width:100%;display:block}
.container{max-width:1120px;margin:0 auto;padding:0 20px}

.site-header{position:sticky;top:0;background:rgba(11,18,32,.7);backdrop-filter:saturate(1.2) blur(8px);border-bottom:1px solid rgba(255,255,255,.06);z-index:50}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{color:#fff;text-decoration:none;font-weight:700;font-size:20px;letter-spacing:.5px}
.nav .menu{list-style:none;display:flex;gap:20px;margin:0;padding:0}
.nav a{color:var(--text);text-decoration:none}
.nav a:hover{color:#fff}
.menu-toggle{display:none;background:transparent;border:1px solid rgba(255,255,255,.2);color:#fff;padding:6px 10px;border-radius:8px}

.hero{padding:64px 0}
.hero-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center}
.hero-copy h1{margin:0 0 12px;font-size:36px}
.hero-copy p{margin:0 0 16px;color:var(--muted)}
.cta-group{display:flex;gap:12px;margin:8px 0 0}
.btn{display:inline-block;background:#1f2937;color:#fff;padding:10px 14px;border-radius:10px;text-decoration:none;border:1px solid rgba(255,255,255,.08)}
.btn.primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));border:none}
.sub{font-size:13px;color:#9aa4b2}
.hero-media{border-radius:16px;overflow:hidden;border:1px solid rgba(255,255,255,.08);box-shadow:0 10px 30px rgba(0,0,0,.3)}

.features{padding:48px 0}
.features h2{margin:0 0 20px}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.feature-item{background:var(--card);border:1px solid rgba(255,255,255,.06);border-radius:14px;padding:18px}
.feature-item h3{margin:0 0 6px;font-size:18px}
.feature-item p{margin:0;color:var(--muted)}

.gallery{padding:48px 0}
.gallery h2{margin:0 0 20px}
.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.gallery-item{display:block;border-radius:12px;overflow:hidden;border:1px solid rgba(255,255,255,.08);transition:transform .2s ease,box-shadow .2s ease}
.gallery-item:hover{transform:translateY(-2px);box-shadow:0 10px 25px rgba(0,0,0,.35)}
.gallery-item img{aspect-ratio:9/16;object-fit:cover}

.community{padding:48px 0}
.community-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:center}
.community-copy p{color:var(--muted)}
.social-list{display:flex;gap:14px;list-style:none;margin:0 0 16px;padding:0}
.social-list a{color:#cbd5e1;text-decoration:none}
.social-list a:hover{color:#fff}

.site-footer{padding:28px 0;border-top:1px solid rgba(255,255,255,.06);background:rgba(11,18,32,.6)}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:12px}
.legal p{margin:0;color:#94a3b8;font-size:14px}
.store-badge{display:inline-block;border:1px solid rgba(255,255,255,.15);color:#fff;text-decoration:none;padding:8px 12px;border-radius:10px;margin-left:8px}

/* Lightbox */
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.86);display:none;align-items:center;justify-content:center;z-index:100}
.lightbox img{max-width:min(92vw,950px);max-height:86vh;border-radius:10px;border:1px solid rgba(255,255,255,.15)}
.lightbox[aria-hidden="false"]{display:flex}
.lightbox-close,.lightbox-prev,.lightbox-next{position:absolute;top:24px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);color:#fff;border-radius:10px;height:40px;width:40px;display:grid;place-items:center;cursor:pointer}
.lightbox-close{right:24px;font-size:22px}
.lightbox-prev{left:24px;top:50%;transform:translateY(-50%);font-size:22px}
.lightbox-next{right:24px;top:50%;transform:translateY(-50%);font-size:22px}
.lightbox-caption{position:absolute;bottom:24px;left:50%;transform:translateX(-50%);color:#e5e7eb;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.15);padding:6px 10px;border-radius:8px}

/* Animations */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.reveal.show{opacity:1;transform:none}
.feature-item{transition:transform .2s ease,box-shadow .2s ease}
.feature-item:hover{transform:translateY(-3px);box-shadow:0 16px 40px rgba(0,0,0,.35)}
.btn{transition:transform .15s ease,box-shadow .15s ease}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 24px rgba(124,58,237,.35)}

/* Anti copy helpers */
img{user-drag:none;-webkit-user-drag:none;-moz-user-select:none;-webkit-user-select:none;user-select:none}

/* Lightbox watermark */
.lightbox-wm{position:absolute;inset:0;pointer-events:none;background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.06) 0 40px,transparent 40px 80px),repeating-linear-gradient(-45deg,rgba(255,255,255,.06) 0 40px,transparent 40px 80px);mask-image:radial-gradient(circle at 50% 50%,rgba(0,0,0,.55),rgba(0,0,0,1) 70%)}

/* Rendering optimization */
.hero,.features,.gallery,.community{content-visibility:auto;contain-intrinsic-size:800px}

/* Reduced motion */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .feature-item,.btn,.gallery-item{transition:none}
}

/* Responsive */
@media (max-width: 960px){
  .hero-inner,.community-inner{grid-template-columns:1fr}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .gallery-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width: 680px){
  .nav .menu{display:none;position:absolute;top:64px;right:16px;background:rgba(11,18,32,.95);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:12px;flex-direction:column;gap:8px}
  .menu.show{display:flex}
  .menu-toggle{display:inline-block}
  .hero{padding:36px 0}
  .feature-grid{grid-template-columns:1fr}
  .gallery-grid{grid-template-columns:1fr 1fr}
}