*{margin:0;padding:0;box-sizing:border-box;font-family:"Microsoft Yahei";}
body{background:#f8fafc;color:#333;padding:20px;line-height:1.7;}
.container{max-width:1200px;margin:0 auto;background:#fff;padding:30px;border-radius:10px;box-shadow:0 1px 8px #e2e8f0;}
.title{color:#003388;margin-bottom:24px;padding-bottom:12px;border-bottom:2px solid #eee;}
.form-item{margin:18px 0;}
label{display:block;margin-bottom:6px;font-weight:500;}
input,select,textarea{width:100%;padding:11px;border:1px solid #ccd6e0;border-radius:6px;font-size:15px;}
.btn{padding:12px 26px;border:none;border-radius:6px;cursor:pointer;font-size:15px;margin-top:8px;}
.btn-primary{background:#0066cc;color:#fff;}
.tip-red{color:#c82423;font-size:14px;}
.tip-green{color:#198754;font-size:14px;}
.nav-bar{display:flex;gap:16px;margin-bottom:30px;padding-bottom:12px;border-bottom:1px solid #eee;flex-wrap:wrap;}
.nav-bar a{text-decoration:none;color:#0066cc;padding:6px 10px;}
.nav-bar a.active{background:#0066cc;color:#fff;border-radius:4px;}
.card{border:1px solid #e2e8f0;border-radius:8px;padding:16px;margin:12px 0;}