*{box-sizing:border-box}
:root{color-scheme:dark}
html,body{margin:0;min-height:100%;background:#050505;color:#f5f5f5;font-family:Arial,Helvetica,sans-serif}
body{min-height:100vh;display:flex;flex-direction:column;overflow-x:hidden}
.maintenance{position:relative;isolation:isolate;flex:1;display:grid;place-items:center;padding:48px 22px;overflow:hidden}
.maintenance:before{content:"";position:absolute;inset:0;z-index:-3;background:
radial-gradient(circle at 50% 25%,rgba(255,255,255,.055),transparent 30%),
linear-gradient(180deg,#090909 0%,#030303 100%)}
.maintenance:after{content:"";position:absolute;inset:0;z-index:-2;opacity:.22;background-image:
linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),
linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);
background-size:48px 48px;mask-image:linear-gradient(to bottom,black,transparent 80%)}
.glow{position:absolute;border-radius:50%;filter:blur(90px);opacity:.09;z-index:-1;background:#fff}
.glow-a{width:420px;height:420px;left:-180px;top:-130px}
.glow-b{width:340px;height:340px;right:-140px;bottom:-100px}
.card{width:min(760px,100%);text-align:center;padding:44px 46px 38px;border:1px solid rgba(255,255,255,.11);
background:rgba(255,255,255,.025);border-radius:28px;box-shadow:0 30px 90px rgba(0,0,0,.5);backdrop-filter:blur(8px)}
.logo{display:block;width:min(410px,88%);height:auto;margin:0 auto 30px}
.status{display:inline-flex;align-items:center;gap:10px;padding:8px 14px;border:1px solid rgba(255,255,255,.13);
border-radius:999px;background:rgba(255,255,255,.045);font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:#d8d8d8}
.status span{width:8px;height:8px;border-radius:50%;background:#fff;box-shadow:0 0 0 5px rgba(255,255,255,.08);animation:pulse 1.8s infinite}
h1{font-size:clamp(38px,7vw,68px);line-height:.98;letter-spacing:-.045em;margin:26px 0 22px;font-weight:500}
h1 strong{font-weight:800}
.lead{max-width:590px;margin:0 auto;color:#bdbdbd;font-size:clamp(16px,2.2vw,19px);line-height:1.7}
.lead b{color:#f4f4f4}
.divider{height:1px;width:110px;margin:30px auto 22px;background:linear-gradient(90deg,transparent,#777,transparent)}
.small{margin:0;color:#777;font-size:14px}
.sound{height:32px;margin:27px auto 0;display:flex;justify-content:center;align-items:center;gap:6px}
.sound i{display:block;width:4px;border-radius:4px;background:#d9d9d9;animation:eq 1.15s ease-in-out infinite alternate}
.sound i:nth-child(1),.sound i:nth-child(7){height:9px;animation-delay:.2s}
.sound i:nth-child(2),.sound i:nth-child(6){height:17px;animation-delay:.5s}
.sound i:nth-child(3),.sound i:nth-child(5){height:25px;animation-delay:.1s}
.sound i:nth-child(4){height:32px;animation-delay:.35s}
footer{text-align:center;padding:18px 20px 24px;background:#030303;color:#555;font-size:12px;letter-spacing:.08em}
@keyframes pulse{50%{opacity:.35}}
@keyframes eq{to{height:7px;opacity:.45}}
@media(max-width:600px){
  .maintenance{padding:24px 14px}
  .card{padding:34px 20px 30px;border-radius:22px}
  .logo{width:min(330px,92%);margin-bottom:26px}
  h1{margin-top:22px}
  .lead{line-height:1.6}
}
@media(prefers-reduced-motion:reduce){.status span,.sound i{animation:none}}