*{box-sizing:border-box;margin:0;padding:0}
body{font-family:"Microsoft YaHei",Arial,sans-serif;background:#f5f7fb;color:#222}
.container{width:600px;margin:30px auto 40px}
.card{background:#fff;border-radius:10px;box-shadow:0 2px 14px rgba(0,0,0,.08);padding:18px 20px 20px}
h1{text-align:center;font-size:26px;font-weight:700;margin-bottom:18px;color:#1f2937}
.notice{background:#eaf4ff;border-radius:4px;padding:12px 14px;margin-bottom:18px;font-size:14px;line-height:1.6;color:#e60000}
.notice .blue{color:#1d4ed8}
.form-group{margin-bottom:16px}
.form-label{display:block;margin-bottom:8px;font-size:15px;color:#111827}
input[type="text"],input[type="number"],select{width:100%;height:40px;border:1px solid #cfd6df;border-radius:4px;padding:0 12px;font-size:14px;outline:none;background:#fff}
input:focus,select:focus{border-color:#409eff}
.row{display:flex;gap:10px;margin-bottom:16px}
.col{flex:1}
.expire-wrap{display:flex}
.expire-wrap input{border-radius:4px 0 0 4px;border-right:none}
.expire-wrap select{width:90px;border-radius:0 4px 4px 0}
.btn{width:100%;height:38px;border:none;border-radius:4px;background:#198cff;color:#fff;font-size:15px;font-weight:600;cursor:pointer;margin-bottom:28px}
.btn:hover{background:#0f7ae5}
.section-title{font-size:17px;font-weight:700;color:#111827;margin-bottom:16px}
.message{padding:10px 12px;border-radius:4px;margin-bottom:16px;font-size:14px;word-break:break-all}
.message.success{background:#ecfdf5;color:#047857;border:1px solid #a7f3d0}
.message.error{background:#fef2f2;color:#b91c1c;border:1px solid #fecaca}
.record-list{min-height:40px}
.record{padding:14px 8px;border-bottom:1px solid #eceff3}
.record-top{display:flex;align-items:center;gap:12px;margin-bottom:10px;flex-wrap:wrap}
.short-link{color:#0066ff;text-decoration:none;font-weight:700;font-size:15px;word-break:break-all}
.short-link:hover{text-decoration:underline}
.inline-form{display:inline-block;margin:0;padding:0}
.delete-btn,.copy-btn{border:none;border-radius:4px;padding:6px 12px;font-size:13px;cursor:pointer;color:#fff;text-decoration:none;display:inline-block;line-height:1.2}
.delete-btn{background:#ef4444}
.delete-btn:hover{background:#dc2626}
.copy-btn{background:#10b981}
.copy-btn:hover{background:#059669}
.origin-link,.expire-text,.create-time{font-size:14px;color:#555;margin-bottom:6px;word-break:break-all}
.origin-a{color:#555;text-decoration:none}
.origin-a:hover{text-decoration:underline}
.empty{color:#9ca3af;font-size:14px;padding:10px 0}
.footer{text-align:center;color:#6b7280;font-size:14px;margin-top:20px}
@media (max-width:700px){
    .container{width:94%;margin-top:20px}
    .row{flex-direction:column}
    .record-top{align-items:flex-start}
}