*{box-sizing:border-box}
:root{--blue:#0b63ce;--dark:#102347;--muted:#5e7292;--line:#e7eef7;--bg:#f8fbff}
html,body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:var(--dark);background:linear-gradient(135deg,#fff 0%,#f7fbff 100%)}
body{display:flex;flex-direction:column;min-height:100vh}
.maintenance-shell{width:min(1180px,92%);margin:auto;display:grid;grid-template-columns:1.02fr .98fr;gap:50px;align-items:center;padding:62px 0 38px}
.content{position:relative;z-index:2}
.brand{display:inline-flex;align-items:center;gap:12px;text-decoration:none;color:var(--dark);font-size:25px;font-weight:800;letter-spacing:-.7px;margin-bottom:72px}
.brand span span{color:var(--blue)}
.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:13px;background:var(--blue);color:#fff;font-size:25px;box-shadow:0 10px 25px rgba(11,99,206,.18)}
.eyebrow{font-size:14px;letter-spacing:3px;font-weight:800;color:var(--blue);margin-bottom:15px}
h1{font-size:clamp(45px,5.2vw,72px);line-height:1.02;letter-spacing:-3.5px;margin:0 0 25px;font-weight:850}
h1 span{color:var(--blue)}
.lead{max-width:625px;font-size:18px;line-height:1.75;color:var(--muted);margin:0 0 35px}
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:0 0 35px}
.features article{border-top:1px solid var(--line);padding-top:17px}
.icon{width:39px;height:39px;border-radius:12px;background:#eaf3ff;color:var(--blue);display:grid;place-items:center;font-weight:800;margin-bottom:10px}
h2{font-size:15px;margin:0 0 6px}
.features p{font-size:13px;line-height:1.5;color:var(--muted);margin:0}
.thank-you{font-size:19px;font-weight:700;color:var(--blue);margin:0 0 7px}
.support{font-size:14px;color:#7587a2;margin:0;max-width:510px}
.visual{position:relative;min-height:510px;display:grid;place-items:center}
.visual .glow{position:absolute;width:430px;height:430px;border-radius:50%;background:#e9f3ff;filter:blur(1px)}
.visual img{position:relative;width:100%;max-width:600px;height:auto;display:block;mix-blend-mode:multiply}
.status-card{position:absolute;right:2%;bottom:5%;display:flex;align-items:center;gap:12px;background:rgba(255,255,255,.96);border:1px solid var(--line);box-shadow:0 15px 45px rgba(16,35,71,.11);border-radius:16px;padding:14px 17px}
.dot{width:10px;height:10px;border-radius:50%;background:#19a974;box-shadow:0 0 0 5px #e7f8f0}
.status-card strong{display:block;font-size:12px;text-transform:uppercase;letter-spacing:.8px}
.status-card small{display:block;color:var(--muted);font-size:12px;margin-top:3px}
footer{text-align:center;padding:18px 20px 25px;color:#8797ad;font-size:12px}
@media (max-width:850px){
  .maintenance-shell{grid-template-columns:1fr;gap:15px;padding:38px 0 15px}
  .brand{margin-bottom:45px}
  .visual{order:-1;min-height:300px}
  .visual img{max-width:480px}
  .visual .glow{width:290px;height:290px}
  .status-card{right:3%;bottom:2%}
  h1{letter-spacing:-2px}
}
@media (max-width:560px){
  .maintenance-shell{width:min(92%,420px)}
  .brand{font-size:22px;margin-bottom:38px}
  .brand-mark{width:38px;height:38px}
  .eyebrow{font-size:11px;letter-spacing:2px}
  h1{font-size:43px}
  .lead{font-size:16px;line-height:1.65}
  .features{grid-template-columns:1fr;gap:12px}
  .features article{display:grid;grid-template-columns:42px 1fr;column-gap:10px;align-items:center}
  .features .icon{grid-row:span 2;margin:0}
  .features h2,.features p{margin:0}
  .visual{min-height:250px}
  .status-card{position:relative;right:auto;bottom:auto;margin-top:-35px}
}