* { margin: 0; padding: 0; box-sizing: border-box; }
:root { --bg: #100b24; --bg2: #1b1338; --ink: #f2ecff; --dim: #b9a8ff;
  --p1: #ff3d81; --p2: #33e0ff; --p3: #ffd23f; --p4: #7bff5a; }
html { scroll-behavior: smooth; }
body { background: radial-gradient(1200px 600px at 75% -5%, #2c1d6355, transparent),
  radial-gradient(900px 500px at 10% 40%, #26155050, transparent), var(--bg); color: var(--ink); font-family: "Segoe UI", system-ui, sans-serif;
  overflow-x: hidden; }
h1, h2, h3 { letter-spacing: 2px; }
h2 { font-size: clamp(20px, 4vw, 30px); margin-bottom: 22px; text-align: center; color: #e8dcff;
  text-shadow: 0 0 24px #b06bff55; }
section { max-width: 1100px; margin: 0 auto; padding: 56px 20px; }
/* nav */
#nav { position: sticky; top: 0; z-index: 10; display: flex; align-items: center;
  justify-content: space-between; padding: 14px 20px;
  background: #100b24e0; backdrop-filter: blur(8px); border-bottom: 1px solid #2b2150; }
.logo { font-weight: 900; font-size: 20px; letter-spacing: 3px; }
.logo span { color: var(--p2); }
.btn-small { color: #12081f; background: linear-gradient(90deg, #ffd23f, #ff3d81);
  text-decoration: none; font-weight: 800; font-size: 13px; letter-spacing: 2px;
  padding: 9px 18px; border-radius: 10px; }
/* hero */
#hero { display: grid; grid-template-columns: 1fr 1.2fr; gap: 34px; align-items: center;
  padding-top: 44px; }
.hero-copy h1 { font-size: clamp(38px, 6vw, 68px); line-height: 1.05; }
.hero-copy h1 span { color: var(--p2); text-shadow: 0 0 26px #33e0ff66; }
.tagline { color: var(--p3); font-weight: 700; margin: 12px 0 14px; font-size: 17px; }
.sub { color: #c9b8ff; line-height: 1.7; font-size: 15px; margin-bottom: 24px; }
#play-now, .btn-big { display: inline-block; text-decoration: none; padding: 16px 40px;
  font-size: 18px; font-weight: 900; letter-spacing: 3px; color: #12081f; border-radius: 14px;
  background: linear-gradient(90deg, #ffd23f, #ff3d81 60%, #b06bff);
  box-shadow: 0 0 30px #ff3d8155, 0 7px 0 #5c1638; }
#play-now:active, .btn-big:active { transform: translateY(3px); }
.micro { margin-top: 12px; font-size: 12px; color: #8f7fc0; }
.hero-frame { border: 1px solid #4b3690; border-radius: 18px; padding: 8px;
  background: linear-gradient(160deg, #251a58, #171034); box-shadow: 0 0 70px #7b3fe455, 0 0 24px #ff3d8133; }
#hero-preview { width: 100%; aspect-ratio: 16/9; display: block; border-radius: 12px; }
/* features */
#features { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
#features li { background: linear-gradient(160deg, #241a52, #191238); border: 1px solid #40307e;
  border-left: 4px solid var(--p1); border-radius: 12px; padding: 16px 18px;
  color: #c9bcf0; font-size: 14px; line-height: 1.65; }
#features li:nth-child(2n) { border-left-color: var(--p2); }
#features li:nth-child(3n) { border-left-color: var(--p3); }
#features b { color: #fff; display: block; margin-bottom: 4px; letter-spacing: 1px; }
/* gallery */
#gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.shot { border: 1px solid #40307e; border-radius: 14px; overflow: hidden; background: #191238;
  display: flex; flex-direction: column; }
.shot img { width: 100%; display: block; opacity: 0; transition: opacity .6s; }
.shot img.on { opacity: 1; }
.shot span { padding: 10px 12px; font-size: 11px; letter-spacing: 2px; color: var(--dim); }
/* controls */
#controls { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 34px; }
.ctrl { background: linear-gradient(160deg, #241a52, #191238); border: 1px solid #40307e; border-radius: 14px; padding: 18px; }
.ctrl h3 { color: var(--p3); margin-bottom: 10px; font-size: 15px; letter-spacing: 2px; }
.ctrl p { color: #c9bcf0; font-size: 14px; line-height: 1.8; }
kbd { display: inline-block; min-width: 26px; text-align: center; padding: 3px 7px; margin: 2px;
  border-radius: 6px; background: #302166; border: 1px solid #5c47a8; color: #fff;
  font-family: inherit; font-size: 13px; }
#play-sec { text-align: center; }
footer { border-top: 1px solid #3a2c72; padding: 26px 20px 40px; text-align: center;
  color: #7a6aa8; font-size: 12px; }
@media (max-width: 760px) {
  #hero { grid-template-columns: 1fr; }
  #features, #controls, #gallery { grid-template-columns: 1fr; }
  section { padding: 40px 16px; }
}