*{box-sizing:border-box}
:root{
  --bg:#0b0f1a;
  --panel:#121826;
  --text:#e6e9ef;
  --muted:#9aa3b2;
  --primary:#4f7cf8;
  --primary-600:#3d66e6;
}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Ubuntu,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  line-height:1.6;
}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.site-header{position:sticky;top:0;background:rgba(18,24,38,.8);backdrop-filter:saturate(180%) blur(10px);z-index:50}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-weight:700;letter-spacing:.5px}
.nav a{color:var(--text);text-decoration:none;margin-left:18px;font-weight:500}
.nav a:hover{color:var(--primary)}
.hero{position:relative;overflow:hidden}
.hero-bg{width:100%;height:52vh;object-fit:cover;opacity:.35;display:block}
.hero-content{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:0 20px}
.hero h1{font-size:40px;margin:0 0 10px}
.hero .sub{color:var(--muted);margin:0 0 18px}
.cta{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
.btn{display:inline-block;padding:10px 16px;border-radius:10px;border:1px solid #2a3343;color:var(--text);text-decoration:none;background:var(--panel)}
.btn:hover{border-color:#3a475f}
.btn.primary{background:var(--primary);border-color:var(--primary);color:white}
.btn.primary:hover{background:var(--primary-600);border-color:var(--primary-600)}
.section{padding:60px 0}
.section.alt{background:#0e1422}
.section-title{font-size:28px;margin:0 0 16px}
.section-desc{color:var(--muted);margin:0 0 22px}
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--panel);border:1px solid #2a3343;border-radius:14px;padding:16px}
.card img{width:100%;height:180px;object-fit:cover;border-radius:10px;margin-bottom:10px}
.card h3{margin:6px 0 8px}
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.gallery-grid img{width:100%;height:220px;object-fit:cover;border-radius:10px}
.download-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.btn.store.ios{background:#000;color:#fff}
.btn.store.android{background:#3ddc84;color:#000}
.contact-list{list-style:none;padding:0;margin:0}
.contact-list li{margin:6px 0}
.site-footer{padding:28px 0;border-top:1px solid #1f2736;background:#0a0f19;color:var(--muted)}
.site-footer a{color:var(--muted);text-decoration:none;transition:color 0.2s ease}
.site-footer a:hover{color:var(--text)}
.child-safety-link{
  color:#ff6b6b !important;
  font-weight:600;
  padding:2px 6px;
  border-radius:4px;
  background:rgba(255,107,107,0.1);
  border:1px solid rgba(255,107,107,0.2);
  transition:all 0.2s ease;
}
.child-safety-link:hover{
  color:#fff !important;
  background:rgba(255,107,107,0.2);
  border-color:rgba(255,107,107,0.4);
  transform:translateY(-1px);
}
@media (max-width:900px){
  .features-grid{grid-template-columns:1fr 1fr}
  .gallery-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:560px){
  .hero h1{font-size:30px}
  .features-grid{grid-template-columns:1fr}
  .gallery-grid{grid-template-columns:1fr}
  .download-grid{grid-template-columns:1fr}
}