:root { --teal:#51d6c3; --sand:#f0d9ae; --ink:#101b26; --ink2:#16242f; --rust:#d2622f; }
* { box-sizing: border-box; }
html { scroll-behavior:smooth; }
body { margin:0; color:var(--sand); background:
  radial-gradient(1200px 500px at 70% -10%, #2a3b4a 0%, transparent 60%),
  linear-gradient(#101b26, #0c141d 60%, #131b21);
  font-family:"Trebuchet MS","Segoe UI",system-ui,sans-serif; line-height:1.55; }
h1,h2 { font-weight:800; letter-spacing:2px; }
.kicker { margin:0 0 10px; color:var(--teal); font-size:13px; letter-spacing:3px; text-transform:uppercase; }
.hero { display:grid; grid-template-columns:1.05fr 1fr; gap:34px; align-items:center;
  padding:48px min(6vw,72px) 40px; max-width:1280px; margin:0 auto; }
h1 { margin:0 0 6px; font-size:clamp(34px,5.2vw,64px); line-height:1.05; color:#fff;
  text-shadow:0 0 26px rgba(81,214,195,.25); }
h1 span { display:block; font-size:.45em; color:var(--teal); letter-spacing:5px; margin-top:8px; }
.tagline { max-width:46ch; color:#c9b98f; font-size:clamp(15px,1.6vw,19px); }
#play-now, .cta { display:inline-block; margin-top:22px; text-decoration:none; font-size:18px;
  letter-spacing:2px; padding:15px 34px; border-radius:8px; color:#eafff8;
  border:1px solid var(--teal); background:linear-gradient(#1c4b46,#12332f);
  box-shadow:0 6px 22px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.12); }
#play-now:hover, .cta:hover { background:linear-gradient(#26766c,#173f39); transform:translateY(-1px); }
.hero-frame { border:1px solid rgba(81,214,195,.35); border-radius:14px; overflow:hidden;
  background:#0b1219; box-shadow:0 18px 50px rgba(0,0,0,.5); }
#hero-preview { width:100%; display:block; }
main { max-width:1280px; margin:0 auto; padding:10px min(6vw,72px) 40px; }
h2 { font-size:clamp(22px,3vw,30px); color:#fff; margin:40px 0 18px; border-left:4px solid var(--rust);
  padding-left:14px; }
#features { list-style:none; margin:0; padding:0; display:grid; gap:14px;
  grid-template-columns:repeat(auto-fit,minmax(230px,1fr)); }
#features li { background:linear-gradient(#15222e,#111c26); border:1px solid #223140;
  border-radius:10px; padding:16px 18px; font-size:14.5px; color:#bfb494; }
#features b { color:var(--teal); display:block; margin-bottom:4px; font-size:15px; }
#gallery { display:grid; gap:18px; grid-template-columns:repeat(auto-fit,minmax(240px,1fr)); }
#gallery figure { margin:0; border:1px solid #223140; border-radius:10px; overflow:hidden;
  background:#111c26; }
#gallery img { width:100%; height:auto; display:block; }
#gallery figcaption { padding:10px 14px; font-size:13px; color:#8fa5ae; }
#controls { background:linear-gradient(#15222e,#111c26); border:1px solid #223140;
  border-radius:12px; padding:22px 26px; max-width:760px; }
#controls table { border-collapse:collapse; margin-top:8px; }
#controls th { text-align:left; color:var(--teal); font-size:13px; letter-spacing:1px;
  padding:7px 18px 7px 0; white-space:nowrap; }
#controls td { font-size:14.5px; color:#cfc09a; padding:7px 0; }
.tip { color:var(--rust); font-size:13.5px; margin-top:14px; }
.cta { margin-top:26px; }
footer { border-top:1px solid #223140; margin-top:30px; padding:26px min(6vw,72px) 40px;
  color:#66788a; font-size:13px; text-align:center; }
@media (max-width:860px) {
  .hero { grid-template-columns:1fr; padding-top:32px; }
  .hero-copy { order:1; } .hero-frame { order:2; }
}

.facts { list-style:none; display:flex; gap:18px; padding:0; margin:18px 0 0; flex-wrap:wrap; }
.facts li { font-size:13px; color:#8fa5ae; border:1px solid #223140; border-radius:20px;
  padding:7px 14px; background:rgba(21,34,46,.6); }
.facts b { color:var(--teal); font-size:15px; margin-right:4px; }