*{box-sizing:border-box;font-family:Arial, sans-serif;}
body{margin:0;background:#f5f7fb;color:#111;}
.container{max-width:900px;margin:0 auto;padding:20px;}
.card{background:#fff;border-radius:12px;padding:18px;margin:14px 0;box-shadow:0 6px 18px rgba(0,0,0,.08);}
h1,h2{margin:0 0 12px 0;}
label{display:block;margin:10px 0 6px;font-weight:bold;}
input,select,textarea{width:100%;padding:10px;border:1px solid #d6d9df;border-radius:10px;outline:none;}
textarea{min-height:130px;resize:vertical;}
.btn{display:inline-block;padding:10px 14px;border:none;border-radius:10px;background:#1b5cff;color:#fff;cursor:pointer;text-decoration:none;}
.btn:hover{opacity:.92;}
.btn-secondary{background:#2f3540;}
.row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
small{color:#444;}
.badge{display:inline-block;padding:6px 10px;border-radius:999px;background:#eef2ff;}
hr{border:none;border-top:1px solid #eee;margin:12px 0;}
.topbar{background:#0f172a;color:#fff;padding:14px;}
.topbar a{color:#fff;text-decoration:none;margin-right:10px;}
.notice{background:#fff7d6;border:1px solid #ffe59a;padding:10px;border-radius:10px;}
.error{background:#ffe8e8;border:1px solid #ffb2b2;padding:10px;border-radius:10px;}
.success{background:#eaffea;border:1px solid #a7f0a7;padding:10px;border-radius:10px;}