*{margin:0;padding:0;box-sizing:border-box}
body{
min-height:100vh;display:grid;place-items:center;overflow:hidden;
font-family:Arial,sans-serif;color:#fff;
background:
radial-gradient(circle at 20% 15%,rgba(255,210,0,.35),transparent 25%),
radial-gradient(circle at 85% 80%,rgba(255,210,0,.22),transparent 28%),
linear-gradient(135deg,#ff0015 0%,#d00012 42%,#980008 100%);
}
.wrap{text-align:center;padding:20px;animation:fade .8s ease}
.logo{width:min(85vw,560px);filter:drop-shadow(0 18px 22px rgba(0,0,0,.3));animation:pulse 2s ease-in-out infinite}
h1{margin-top:22px;font-size:clamp(1.2rem,2.8vw,2rem);font-weight:700;text-shadow:0 8px 18px rgba(0,0,0,.25)}
@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.04)}}
@keyframes fade{from{opacity:0;transform:translateY(15px)}to{opacity:1;transform:none}}