:root{
  --bg:#f2f4f7;
  --white:#fff;
  --green:#198754;
  --green-dark:#146c43;
  --text:#111827;
  --muted:#6b7280;
  --card-radius:18px;
  --shadow:0 8px 28px rgba(2,6,23,0.08);
  --border:#e5e7eb;
  --font: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Helvetica Neue", "Noto Sans", sans-serif;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--font);
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
/* Header (same style) */
.site-header{background:#fff;border-bottom:1px solid var(--border)}
.header-inner{max-width:1200px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;justify-content:space-between}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:inherit}
.quick-actions{display:flex;gap:18px;align-items:center}
.quick-actions .qa{display:inline-flex;gap:10px;align-items:center;text-decoration:none;color:#111827;font-size:14px;padding:6px 10px;border-radius:999px;border:1px solid #e5e7eb;background:#fff}
.quick-actions .qa.lang{padding:6px 12px;font-weight:600}
.quick-actions .qa img{display:block;opacity:.9}
/* Layout */
.wrap{max-width:1200px;margin:0 auto;padding:36px 16px 80px}
.card{
  width:560px;
  margin:6vh auto 0;
  background:var(--white);
  border-radius:var(--card-radius);
  box-shadow:var(--shadow);
  padding:28px;
  text-align:center;
  border:1px solid #e9eef5;
}
.card.maintenance h1{color:var(--green);font-size:28px;margin:10px 0 6px;font-weight:800}
.card .lead{color:#111827;font-size:16px;line-height:1.5;margin:0 0 14px}
.card .icon{display:grid;place-items:center;margin-top:6px}
.btns{display:flex;flex-direction:column;gap:12px;margin-top:8px}
.btn{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;padding:14px 18px;border-radius:12px;font-size:16px;font-weight:700;border:1px solid #e5e7eb;cursor:pointer}
.btn.ghost{background:#f0f2f5;color:#111827}
.btn.primary{background:var(--green);border-color:var(--green);color:#fff}
.btn.primary:hover{background:var(--green-dark);border-color:var(--green-dark)}
.site-footer{position:fixed;left:0;right:0;bottom:0;background:linear-gradient(180deg, rgba(242,244,247,0) 0%, rgba(242,244,247,1) 40%);backdrop-filter:saturate(1.2);padding:20px 0 10px}
.footer-inner{max-width:1200px;margin:0 auto;padding:0 20px;color:#6b7280;font-size:12px;text-align:center}
.chat-bubble{position:fixed;right:20px;bottom:20px;width:56px;height:56px;border-radius:50%;background:#fff;border:1px solid #e5e7eb;box-shadow:0 10px 24px rgba(2,6,23,0.16);display:grid;place-items:center;text-decoration:none}
.chat-bubble img{display:block;width:22px;height:22px;opacity:.9}
@media (max-width:640px){
  .card{width:94vw;padding:22px 16px}
  .quick-actions{display:none}
}