*{box-sizing:border-box;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif}
body{margin:0;padding:0;background:#f6f7fb;color:#222}
.container{max-width:900px;margin:40px auto;background:#fff;padding:24px;border-radius:12px;box-shadow:0 8px 24px rgba(0,0,0,.06)}
h1,h2,h3{margin:0 0 12px}
label{display:block;margin:10px 0}
input,select{width:100%;padding:10px;border:1px solid #ddd;border-radius:8px}
.btn{display:inline-block;padding:10px 14px;border-radius:8px;text-decoration:none;background:#1f6feb;color:#fff;border:0;cursor:pointer}
.btn:hover{opacity:.9}
.table{width:100%;border-collapse:collapse}
.table th,.table td{border-bottom:1px solid #eee;padding:8px;text-align:left}
.alert{background:#fff3cd;padding:10px;border-radius:8px;margin:10px 0}
.success{background:#d1e7dd;padding:10px;border-radius:8px;margin:10px 0}
.card{background:#fafbff;border:1px solid #eef1f7;border-radius:12px;padding:16px;margin:16px 0}
a{color:#1f6feb}