.hero.wave-hero {
  isolation:isolate;min-height:340px;padding:34px 24px;justify-content:center;
  border-radius:30px;border:1px solid #ffffff24;
  background:radial-gradient(ellipse at 15% 80%,#ffffff14,transparent 60%),radial-gradient(ellipse at 90% 0%,#ffffff0d,transparent 60%),#101010;
  box-shadow:0 16px 50px #00000035,inset 0 1px 0 #ffffff0f;
}
.wave-hero::after { content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(ellipse at center,#101010d9 0%,#1111118c 20%,transparent 58%); }
.wave-tunnel { position:absolute;inset:-6%;width:112%;height:112%;z-index:-2;pointer-events:none;filter:drop-shadow(0 0 9px #ffffff30);transform-origin:center;animation:waveTunnelDrift 12s ease-in-out infinite alternate; }
.wave-content { display:flex;flex-direction:column;align-items:center;text-align:center;gap:12px;max-width:480px; }
.wave-hero .fab.big { width:70px;height:70px;background:#fafafa;color:#171717;box-shadow:0 0 0 10px #ffffff07,0 8px 38px #ffffff20; }
.wave-hero .fab.big:hover { background:#fff;box-shadow:0 0 0 14px #ffffff09,0 8px 48px #ffffff30; }
.wave-hero h3 { font-size:36px;letter-spacing:-.04em;margin:3px 0 0;line-height:1.15;color:#fff; }
.wave-hero p { color:#ffffffaa;font-size:13px;max-width:330px;margin:0;line-height:1.6; }
.wave-hero.is-playing .wave-tunnel { animation:waveTunnelDrift 7s ease-in-out infinite alternate; }
@keyframes waveTunnelDrift { from { transform:scale(1) rotate(-2deg);opacity:.72; } to { transform:scale(1.10) rotate(2deg);opacity:1; } }
@media(max-width:700px),(max-width:1000px) and (pointer:coarse) {
  .hero.wave-hero { min-height:330px;padding:28px 20px;border-radius:26px; }
  .wave-hero h3 { font-size:30px; }
  .wave-hero .fab.big { width:64px;height:64px; }
  .wave-hero p { max-width:250px;font-size:12px; }
}
@media(prefers-reduced-motion:reduce) { .wave-tunnel,.wave-hero.is-playing .wave-tunnel { animation:none; } }