:root{
  --primary:#295D7B; --accent:#00BDF2; --dark:#1C3C4B; --mid:#3F738D;
  --bg:#EBF4F8; --border:#B8DFF0; --error:#C62828; --ok:#2E7D32; --muted:#646464;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:'Montserrat',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  color:var(--dark);background:var(--bg);line-height:1.55}
a{color:var(--primary)}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:10}
header.site{background:#fff;border-bottom:1px solid var(--border)}
.bar{max-width:880px;margin:0 auto;padding:12px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.bar img{height:44px;width:auto;display:block}
nav a{margin-left:16px;text-decoration:none;font-weight:600;font-size:14px;color:var(--primary)}
nav a:hover,nav a[aria-current]{border-bottom:2px solid var(--accent)}
main{max-width:880px;margin:0 auto;padding:24px 16px 48px}
h1{font-size:26px;color:var(--primary);margin:8px 0 12px;font-weight:800}
h2{font-size:18px;margin:0 0 8px;color:var(--primary)}
.card{background:#fff;border:1px solid var(--border);border-radius:12px;padding:20px;margin:16px 0}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.btn{display:inline-block;border:0;border-radius:10px;padding:14px 22px;font:700 15px 'Montserrat',sans-serif;
  background:var(--primary);color:#fff;text-decoration:none;cursor:pointer}
.btn:hover{background:var(--dark)}
.btn.alt{background:#fff;color:var(--primary);border:1.5px solid var(--primary)}
.btn.danger{background:var(--error)}
.btn:disabled{background:#E0E0E0;color:#949494;cursor:not-allowed}
.note{display:flex;gap:10px;background:#FFF8E1;border:1px solid #FFE082;border-radius:10px;padding:12px 14px;font-size:14px;margin:14px 0}
.note.info{background:#E8F6FD;border-color:var(--border)}
label{display:block;font-weight:600;font-size:14px;margin:18px 0 6px}
.hint{font-weight:400;color:var(--muted);font-size:13px}
input[type=email],input[type=text],select,textarea{width:100%;border:1.5px solid var(--border);border-radius:10px;
  padding:13px 14px;font:500 15px 'Montserrat',sans-serif;color:var(--dark);background:#fff}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(0,189,242,.25)}
.row{display:flex;gap:10px;align-items:stretch}
.row input{flex:1}
.err{color:var(--error);font-size:13px;margin-top:6px;min-height:18px}
.okmsg{color:var(--ok);font-size:13px;margin-top:6px}
.check{display:flex;gap:10px;align-items:flex-start;margin:16px 0;font-size:14px;font-weight:500}
.check input{margin-top:4px;width:18px;height:18px;flex:none}
.count{font-size:12px;color:var(--muted);text-align:right}
.hidden{display:none!important}
.viewer{width:100%;height:78vh;border:1px solid var(--border);border-radius:10px;background:#fff}
footer{text-align:center;color:var(--muted);font-size:13px;padding:24px 16px}
.overlay{position:fixed;inset:0;background:rgba(28,60,75,.6);display:flex;align-items:center;justify-content:center;padding:16px;z-index:20}
.dialog{background:#fff;border-radius:14px;max-width:460px;width:100%;padding:24px}
.dialog h2{font-size:20px}
@media (max-width:560px){h1{font-size:22px}.row{flex-direction:column}.viewer{height:60vh}}