:root {
  --bg: #070a11;
  --blue: #0066ff;
  --cyan: #00f2fe;
  --text: #f8fafc;
  --muted: #94a3b8;
  --border: rgba(255, 255, 255, .1);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background: var(--bg);
  font-family: 'Plus Jakarta Sans', sans-serif;
}

.maintenance-page {
  position: relative;
  display: grid;
  min-height: 100vh;
  place-items: center;
  overflow: hidden;
  padding: 32px 20px 24px;
}

.background-glow { position: absolute; width: 440px; height: 440px; border-radius: 50%; filter: blur(100px); opacity: .18; pointer-events: none; }
.background-glow-blue { top: -180px; left: -130px; background: var(--blue); }
.background-glow-cyan { right: -160px; bottom: -180px; background: var(--cyan); }

.maintenance-card {
  position: relative;
  width: min(100%, 650px);
  padding: clamp(32px, 7vw, 64px) clamp(24px, 7vw, 72px);
  text-align: center;
  background: linear-gradient(145deg, rgba(15, 23, 42, .9), rgba(7, 10, 17, .88));
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, .38), 0 0 40px rgba(0, 102, 255, .12);
  backdrop-filter: blur(16px);
}

.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); font-size: 1.05rem; font-weight: 800; text-decoration: none; letter-spacing: .03em; }
.brand img { width: 38px; height: 38px; object-fit: cover; border-radius: 10px; }
.brand strong, h1 span { color: var(--cyan); }
.status-icon { position: relative; display: grid; place-items: center; width: 82px; height: 82px; margin: 42px auto 24px; border: 1px solid rgba(0, 242, 254, .35); border-radius: 50%; background: rgba(0, 242, 254, .07); }
.status-ring { position: absolute; width: 54px; height: 54px; border: 2px dashed var(--cyan); border-radius: 50%; animation: spin 8s linear infinite; }
.status-dot { width: 15px; height: 15px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 22px var(--cyan); }
.eyebrow { margin: 0 0 14px; color: var(--cyan); font: 700 .72rem 'JetBrains Mono', monospace; letter-spacing: .12em; }
h1 { margin: 0; font-size: clamp(2rem, 6vw, 3.5rem); line-height: 1.1; letter-spacing: -.05em; }
.message { max-width: 490px; margin: 22px auto 30px; color: var(--muted); font-size: 1rem; line-height: 1.75; }
.return-info { display: grid; gap: 5px; margin-bottom: 24px; padding: 14px; border: 1px solid var(--border); border-radius: 12px; background: rgba(255, 255, 255, .03); }
.return-label { color: var(--muted); font: .72rem 'JetBrains Mono', monospace; text-transform: uppercase; }
.return-text { font-weight: 600; }
.whatsapp-button { display: inline-flex; align-items: center; justify-content: center; gap: 9px; width: 100%; padding: 15px 22px; color: white; background: linear-gradient(100deg, #128c7e, #25d366); border-radius: 10px; font-weight: 700; text-decoration: none; transition: transform .2s, filter .2s; }
.whatsapp-button:hover { filter: brightness(1.1); transform: translateY(-2px); }
.back-link { display: inline-block; margin-top: 22px; color: var(--muted); font-size: .86rem; text-decoration: none; }
.back-link:hover { color: var(--cyan); }
footer { position: absolute; bottom: 20px; color: #64748b; font-size: .75rem; text-align: center; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .status-ring { animation: none; } }