/* frp 面板样式 —— 极简、无外部依赖、体积小 */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:14px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:#1f2430;background:#f5f6f8}
a{color:#2563eb;text-decoration:none}
a:hover{text-decoration:underline}
code,pre,.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}

.wrap{max-width:1080px;margin:0 auto;padding:0 16px}
.topbar{background:#fff;border-bottom:1px solid #e3e6ea;position:sticky;top:0;z-index:20}
.topbar-in{display:flex;align-items:center;gap:18px;height:54px}
.brand{display:flex;align-items:center;gap:8px;font-weight:600;color:#1f2430;font-size:15px}
.brand:hover{text-decoration:none}
.logo{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:6px;
  background:#2563eb;color:#fff;font-size:13px;font-weight:700}
.nav{display:flex;gap:4px;flex:1;flex-wrap:wrap}
.nav a{padding:6px 10px;border-radius:6px;color:#4a5264;font-size:13.5px}
.nav a:hover{background:#f0f2f5;text-decoration:none}
.nav a.on{background:#e8effd;color:#1d4ed8;font-weight:600}
.topbar-right{display:flex;align-items:center;gap:10px}
.who{color:#6b7280;font-size:13px}

.main{padding:20px 16px 40px;min-height:60vh}
.foot{color:#8a94a6;font-size:12.5px;padding:18px 16px 34px}

.card{background:#fff;border:1px solid #e3e6ea;border-radius:10px;margin-bottom:16px;overflow:hidden}
.card>h2{margin:0;padding:13px 16px;font-size:14.5px;border-bottom:1px solid #eef0f4;background:#fafbfc;
  display:flex;align-items:center;justify-content:space-between;gap:10px}
.card>h2 .sub{font-weight:400;color:#8a94a6;font-size:12.5px}
.card-b{padding:16px}
.card-b.tight{padding:0}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}
.stat{background:#fff;border:1px solid #e3e6ea;border-radius:10px;padding:14px}
.stat .k{color:#8a94a6;font-size:12.5px;margin-bottom:4px}
.stat .v{font-size:20px;font-weight:600;word-break:break-all}
.stat .v.ok{color:#16a34a}
.stat .v.off{color:#dc2626}

label{display:block;margin-bottom:12px}
label>span{display:block;margin-bottom:5px;font-size:13px;color:#4a5264;font-weight:500}
label .hint{display:block;font-weight:400;color:#98a1b0;font-size:12px;margin-top:4px;line-height:1.5}
input[type=text],input[type=password],input[type=number],select,textarea{
  width:100%;padding:8px 10px;border:1px solid #d5d9e0;border-radius:7px;font-size:14px;background:#fff;
  font-family:inherit;color:inherit}
input:focus,select:focus,textarea:focus{outline:none;border-color:#2563eb;box-shadow:0 0 0 3px #2563eb1a}
input:disabled,select:disabled{background:#f4f5f7;color:#98a1b0}
textarea{min-height:76px;resize:vertical}

.row{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}
.row-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:0 16px}
@media(max-width:680px){.row,.row-3{grid-template-columns:1fr}}

.btn{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border:1px solid #d5d9e0;border-radius:7px;
  background:#fff;color:#374151;font-size:13.5px;font-family:inherit;cursor:pointer;line-height:1.4}
.btn:hover{background:#f7f8fa;text-decoration:none}
.btn:active{transform:translateY(1px)}
.btn-primary{background:#2563eb;border-color:#2563eb;color:#fff}
.btn-primary:hover{background:#1d4ed8;border-color:#1d4ed8}
.btn-danger{color:#dc2626;border-color:#f0c9c9}
.btn-danger:hover{background:#fef2f2}
.btn-sm{padding:4px 9px;font-size:12.5px}
.btn-ghost{border-color:transparent;background:transparent;color:#4a5264}
.btn-ghost:hover{background:#f0f2f5}
.btn[disabled]{opacity:.55;cursor:not-allowed}
.actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}

table{width:100%;border-collapse:collapse;font-size:13.5px}
th,td{padding:10px 12px;text-align:left;border-bottom:1px solid #eef0f4;vertical-align:middle}
th{background:#fafbfc;color:#6b7280;font-weight:600;font-size:12.5px;white-space:nowrap}
tr:last-child td{border-bottom:none}
tbody tr:hover{background:#fafbfc}
.table-wrap{overflow-x:auto}
/* 键值对表格（用于服务状态这类信息展示） */
table.kv{font-size:13.5px}
table.kv th{width:130px;background:transparent;border-bottom:1px solid #f2f4f8;
  color:#6b7280;font-weight:500;padding:9px 12px 9px 0;white-space:nowrap}
table.kv td{border-bottom:1px solid #f2f4f8;padding:9px 0}
table.kv tr:last-child th,table.kv tr:last-child td{border-bottom:0}

.tag{display:inline-block;padding:2px 8px;border-radius:20px;font-size:12px;background:#eef0f4;color:#4a5264;
  white-space:nowrap}
.tag-tcp{background:#e8effd;color:#1d4ed8}
.tag-udp{background:#fdf0e8;color:#c2410c}
.tag-http{background:#e9f7ef;color:#15803d}
.tag-https{background:#e9f7ef;color:#15803d}
.tag-stcp{background:#f3e8fd;color:#7e22ce}
.tag-xtcp{background:#f3e8fd;color:#7e22ce}
.tag-sudp{background:#fdf0e8;color:#c2410c}
.tag-tcpmux{background:#eef0f4;color:#4a5264}
.tag-on{background:#e9f7ef;color:#15803d}
.tag-off{background:#f4f5f7;color:#8a94a6}

.flash{padding:11px 14px;border-radius:8px;margin-bottom:16px;font-size:13.5px;white-space:pre-wrap}
.flash-ok{background:#e9f7ef;color:#166534;border:1px solid #bbe7cd}
.flash-err{background:#fef2f2;color:#991b1b;border:1px solid #f4c7c7}

.empty{padding:34px 16px;text-align:center;color:#98a1b0;font-size:13.5px}
.empty p{margin:0 0 12px}

.alert{padding:11px 14px;border-radius:8px;font-size:13.5px;margin-bottom:14px;line-height:1.7}
.alert-warn{background:#fffbeb;color:#92400e;border:1px solid #fde68a}
.alert-info{background:#eff6ff;color:#1e40af;border:1px solid #bfdbfe}

pre.log{margin:0;padding:14px;background:#1e2430;color:#d6deeb;border-radius:8px;font-size:12.5px;
  line-height:1.65;max-height:420px;overflow:auto;white-space:pre-wrap;word-break:break-all}

.inline-form{display:inline}
.hint-block{color:#8a94a6;font-size:12.5px;line-height:1.7;margin:6px 0 0}
.hint-block code{background:#f2f4f8;border:1px solid #e4e8ef;border-radius:3px;padding:1px 5px;font-size:12px}
/* 复选框行（"保存后自动重启"这类开关） */
label.check{display:flex;align-items:flex-start;gap:9px;margin-bottom:10px;cursor:pointer}
label.check input[type=checkbox]{width:16px;height:16px;margin:3px 0 0;flex:0 0 auto;cursor:pointer;accent-color:#2f6fed}
label.check>span{display:inline;margin:0;font-size:14px;color:#2b3345;font-weight:400;line-height:1.5}
label.check>span strong{color:#1f2937}
@media (max-width:640px){.row,.row-3{grid-template-columns:1fr}}
.sep{height:1px;background:#eef0f4;margin:14px 0}
.mt0{margin-top:0}.mb0{margin-bottom:0}.mb8{margin-bottom:8px}.mt12{margin-top:12px}
.right{text-align:right}.nowrap{white-space:nowrap}
.tip{color:#98a1b0;font-size:12px}

/* 安装向导 */
.install{max-width:600px;margin:36px auto}
.install h1{margin:0 0 6px;font-size:20px}
.install .lead{color:#6b7280;margin:0 0 20px;font-size:13.5px}
.steps{display:flex;gap:8px;margin-bottom:20px;font-size:12.5px;color:#98a1b0;flex-wrap:wrap}
.steps span{padding:4px 10px;border-radius:20px;background:#eef0f4}
.steps span.on{background:#2563eb;color:#fff;font-weight:600}
.steps span.done{background:#dcfce7;color:#15803d}

/* 登录页 */
.login{max-width:352px;margin:9vh auto}
.login .card-b{padding:22px}
.login h1{margin:0 0 4px;font-size:18px;text-align:center}
.login .lead{text-align:center;color:#8a94a6;font-size:13px;margin:0 0 20px}