* { box-sizing: border-box; }
:root {
  --bg: #f2f4f7;
  --panel: #ffffff;
  --border: #e4e7ec;
  --border-2: #d3d8e0;
  --text: #1f2329;
  --muted: #6b7280;
  --faint: #9aa1ab;
  --accent: #1668dc;
  --accent-bg: #eaf2ff;
  --red: #d93026;
  --red-bg: #fdeceb;
  --green: #0f9d58;
  --green-bg: #e7f7ef;
  --amber: #d48806;
  --amber-bg: #fff8e6;
  --purple: #6d4bc4;
  --purple-bg: #f1ecfd;
  --radius: 8px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .05);
}
html, body { height: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 13px/1.55 "Microsoft YaHei", "PingFang SC", system-ui, -apple-system, Segoe UI, sans-serif;
  -webkit-font-smoothing: antialiased;
}
button, input, select, textarea { font-family: inherit; font-size: 13px; color: var(--text); }
a { color: var(--accent); text-decoration: none; }
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-thumb { background: #ccd2da; border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: #b6bec9; }
::-webkit-scrollbar-track { background: transparent; }

/* ---------- 布局 ---------- */
#app { display: flex; flex-direction: column; height: 100vh; }
.topbar {
  display: flex; align-items: center; gap: 14px; height: 52px; padding: 0 16px;
  background: #fff; border-bottom: 1px solid var(--border); flex: 0 0 auto; z-index: 20;
}
.brand { display: flex; align-items: baseline; gap: 8px; font-size: 15px; font-weight: 700; letter-spacing: .2px; }
.brand small { font-size: 11px; color: var(--faint); font-weight: 400; }
.topbar .spacer { flex: 1; }
.gsearch { position: relative; width: 300px; }
.gsearch input { width: 100%; padding: 6px 10px 6px 28px; border: 1px solid var(--border-2); border-radius: var(--radius); outline: none; }
.gsearch input:focus { border-color: var(--accent); }
.gsearch .ico { position: absolute; left: 9px; top: 6px; color: var(--faint); font-size: 12px; }
.gsearch .pop {
  position: absolute; top: 34px; left: 0; right: 0; background: #fff; border: 1px solid var(--border-2);
  border-radius: var(--radius); box-shadow: 0 6px 20px rgba(16,24,40,.12); max-height: 380px; overflow: auto; z-index: 60;
}
.gsearch .pop .grp { padding: 6px 10px; font-size: 11px; color: var(--faint); background: #fafbfc; }
.gsearch .pop .it { padding: 6px 10px; cursor: pointer; display: flex; justify-content: space-between; gap: 8px; }
.gsearch .pop .it:hover { background: var(--accent-bg); }
.gsearch .pop .it span:last-child { color: var(--faint); font-size: 11px; }

.body { display: flex; flex: 1; min-height: 0; }
.side { width: 176px; flex: 0 0 auto; background: #fff; border-right: 1px solid var(--border); padding: 8px 0; overflow: auto; }
.side a {
  display: flex; align-items: center; gap: 8px; padding: 8px 16px; color: #3b4250; cursor: pointer;
  border-left: 3px solid transparent; font-size: 13px;
}
.side a:hover { background: #f6f8fb; }
.side a.on { background: var(--accent-bg); color: var(--accent); border-left-color: var(--accent); font-weight: 600; }
.side .ico { width: 14px; text-align: center; color: var(--faint); font-size: 12px; }
.side a.on .ico { color: var(--accent); }
.side .sep { margin: 8px 16px 4px; font-size: 11px; color: var(--faint); }
.main { flex: 1; min-width: 0; overflow: auto; padding: 14px 16px 40px; }

/* ---------- 通用 ---------- */
.page-head { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; flex-wrap: wrap; }
.page-head h2 { margin: 0; font-size: 16px; font-weight: 700; }
.page-head .sub { color: var(--muted); font-size: 12px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.card > .hd {
  display: flex; align-items: center; gap: 8px; padding: 9px 12px; border-bottom: 1px solid var(--border);
  font-weight: 600; font-size: 13px;
}
.card > .hd .spacer { flex: 1; }
.card > .bd { padding: 12px; }
.card > .bd.nopad { padding: 0; }
.grid { display: grid; gap: 12px; }
.g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.g6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
@media (max-width: 1280px) { .g6 { grid-template-columns: repeat(3, minmax(0, 1fr)); } .g4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

.metric { padding: 12px; }
.metric .lb { color: var(--muted); font-size: 12px; }
.metric .vl { font-size: 24px; font-weight: 700; line-height: 1.3; margin-top: 2px; }
.metric .vl.sm { font-size: 18px; }
.metric .ex { color: var(--faint); font-size: 11px; }

.btn {
  display: inline-flex; align-items: center; gap: 5px; padding: 5px 11px; background: #fff;
  border: 1px solid var(--border-2); border-radius: 6px; cursor: pointer; white-space: nowrap;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn.pri { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.pri:hover { background: #0f57bd; color: #fff; }
.btn.danger { color: var(--red); border-color: #f0bfbb; }
.btn.danger:hover { background: var(--red-bg); }
.btn.sm { padding: 3px 8px; font-size: 12px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.tool { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; }
.tool select, .tool input { padding: 5px 8px; border: 1px solid var(--border-2); border-radius: 6px; outline: none; background: #fff; }
.tool select:focus, .tool input:focus { border-color: var(--accent); }
.tool .lb { color: var(--muted); font-size: 12px; }

table.tb { width: 100%; border-collapse: collapse; font-size: 12.5px; }
table.tb th {
  text-align: left; padding: 8px 10px; background: #f7f9fc; color: #4b5563; font-weight: 600;
  border-bottom: 1px solid var(--border); white-space: nowrap; position: sticky; top: 0; z-index: 2;
}
table.tb td { padding: 7px 10px; border-bottom: 1px solid #eef0f4; vertical-align: middle; }
table.tb tr:hover td { background: #f6f9ff; }
table.tb tr.sel td { background: var(--accent-bg); }
table.tb tr.click { cursor: pointer; }
table.tb td.nowrap, table.tb th.nowrap { white-space: nowrap; }
table.tb td.mono { font-family: Consolas, "Courier New", monospace; font-size: 12px; }
table.tb .acts { display: flex; gap: 6px; }
.empty { padding: 26px; text-align: center; color: var(--faint); }
.tblwrap { overflow: auto; max-height: calc(100vh - 250px); }

.tag {
  display: inline-block; padding: 1px 7px; border-radius: 10px; font-size: 11px; line-height: 17px;
  background: #eef0f4; color: #4b5563; white-space: nowrap;
}
.tag.blue { background: var(--accent-bg); color: var(--accent); }
.tag.green { background: var(--green-bg); color: var(--green); }
.tag.red { background: var(--red-bg); color: var(--red); }
.tag.amber { background: var(--amber-bg); color: var(--amber); }
.tag.purple { background: var(--purple-bg); color: var(--purple); }
.tag.gray { background: #f0f1f3; color: #7c8492; }

.bar { height: 7px; background: #eef0f4; border-radius: 4px; overflow: hidden; }
.bar > i { display: block; height: 100%; background: var(--accent); border-radius: 4px; }
.bar > i.warn { background: var(--amber); }
.bar > i.danger { background: var(--red); }
.bar > i.ok { background: var(--green); }

.kv { display: grid; grid-template-columns: 92px 1fr; gap: 6px 10px; font-size: 12.5px; }
.kv .k { color: var(--muted); }
.kv .v { word-break: break-all; }

/* ---------- 机柜视图 ---------- */
.rackwrap { display: grid; grid-template-columns: minmax(0, 1fr) 292px; gap: 12px; align-items: start; }
@media (max-width: 1100px) { .rackwrap { grid-template-columns: minmax(0, 1fr); } }
.rackbox { padding: 10px 12px; }
.rackbox .hd2 { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; margin-bottom: 6px; }
.rackbox .hd2 .nm { font-weight: 700; font-size: 13px; }
.rackbox .hd2 .ex { color: var(--faint); font-size: 11px; }
.uarea { max-height: calc(100vh - 300px); overflow: auto; padding-right: 4px; }
.uslot {
  display: flex; align-items: center; gap: 8px; height: 24px; padding: 0 8px; border-radius: 4px;
  font-size: 12px; margin-bottom: 2px; cursor: pointer; border-left: 3px solid transparent; position: relative;
}
.uslot .uno { width: 22px; text-align: right; font-size: 11px; opacity: .72; flex: 0 0 auto; font-family: Consolas, monospace; }
.uslot .unm { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.uslot .umeta { font-size: 11px; opacity: .75; flex: 0 0 auto; }
.uslot:hover { filter: brightness(.97); }
.uslot.free { background: #f5f6f8; color: #9aa1ab; border-left-color: transparent; }
.uslot.free:hover { background: #eceef2; color: var(--muted); }
.uslot.server { background: #e8f1fe; color: #1c5fb0; border-left-color: #3b82f6; }
.uslot.switch { background: #e5f7ef; color: #0b6b48; border-left-color: #10a56b; }
.uslot.other { background: var(--purple-bg); color: #5a3ba8; border-left-color: #8b6bd6; }
.uslot.maint { background: var(--amber-bg); color: #96620a; border-left-color: #f0a020; }
.uslot.conflict { background: var(--red-bg); color: #b3271f; border-left-color: var(--red); }
.uslot.sel { outline: 2px solid var(--accent); outline-offset: -1px; }
.ulegend { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 8px; font-size: 11px; color: var(--muted); }
.ulegend i { display: inline-block; width: 9px; height: 9px; border-radius: 2px; margin-right: 4px; vertical-align: -1px; }
.dart { position: absolute; left: 3px; top: 3px; font-size: 9px; color: var(--faint); }

/* ---------- 抽屉 / 弹窗 ---------- */
.mask { position: fixed; inset: 0; background: rgba(16,24,40,.36); z-index: 100; display: flex; align-items: center; justify-content: center; padding: 24px; }
.modal { background: #fff; border-radius: 10px; width: 100%; max-width: 620px; max-height: 88vh; display: flex; flex-direction: column; box-shadow: 0 18px 50px rgba(16,24,40,.24); }
.modal.wide { max-width: 880px; }
.modal > .mh { display: flex; align-items: center; padding: 12px 16px; border-bottom: 1px solid var(--border); font-weight: 700; }
.modal > .mh .x { margin-left: auto; cursor: pointer; color: var(--faint); font-size: 16px; line-height: 1; }
.modal > .mb { padding: 14px 16px; overflow: auto; }
.modal > .mf { padding: 10px 16px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 8px; }
.form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 14px; }
.form .fi.full { grid-column: 1 / -1; }
.form label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 3px; }
.form label .req { color: var(--red); }
.form input, .form select, .form textarea {
  width: 100%; padding: 6px 9px; border: 1px solid var(--border-2); border-radius: 6px; outline: none; background: #fff;
}
.form input:focus, .form select:focus, .form textarea:focus { border-color: var(--accent); }
.form textarea { min-height: 62px; resize: vertical; }
.form .hint { color: var(--faint); font-size: 11px; margin-top: 3px; }

.drawer { position: fixed; top: 0; right: 0; bottom: 0; width: 520px; max-width: 92vw; background: #fff; z-index: 110; box-shadow: -8px 0 30px rgba(16,24,40,.16); display: flex; flex-direction: column; }
.drawer > .dh { display: flex; align-items: center; gap: 8px; padding: 12px 14px; border-bottom: 1px solid var(--border); }
.drawer > .dh .t { font-weight: 700; font-size: 14px; }
.drawer > .dh .x { margin-left: auto; cursor: pointer; color: var(--faint); font-size: 16px; }
.drawer > .db { padding: 12px 14px; overflow: auto; flex: 1; }
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--border); margin: -12px -14px 12px; padding: 0 6px; background: #fafbfc; position: sticky; top: 0; }
.tabs div { padding: 8px 12px; cursor: pointer; font-size: 12.5px; color: var(--muted); border-bottom: 2px solid transparent; }
.tabs div.on { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }
.sec { margin-bottom: 14px; }
.sec > .st { font-size: 12px; color: var(--muted); font-weight: 600; margin-bottom: 6px; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; }

/* ---------- 流量图 ---------- */
.chart { width: 100%; height: 220px; display: block; }
.chart .ax { stroke: #e4e7ec; stroke-width: 1; }
.chart .gl { stroke: #f0f2f5; stroke-width: 1; }
.chart text { font-size: 10px; fill: var(--faint); }

/* ---------- IP 网格 ---------- */
.ipgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); gap: 6px; }
.ipcell { padding: 6px 8px; border-radius: 6px; border: 1px solid var(--border); cursor: pointer; font-size: 12px; background: #fff; }
.ipcell:hover { border-color: var(--accent); }
.ipcell .ip { font-family: Consolas, monospace; font-size: 12px; }
.ipcell .ow { font-size: 11px; color: var(--faint); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ipcell.free { background: #f7f8fa; }
.ipcell.used { background: var(--accent-bg); border-color: #bcd6f8; }
.ipcell.reserved { background: #f0f1f3; }
.ipcell.conflict { background: var(--red-bg); border-color: #f0bfbb; }
.ipcell.disabled { background: #ededed; color: var(--faint); }

.toast-wrap { position: fixed; top: 62px; left: 50%; transform: translateX(-50%); z-index: 300; display: flex; flex-direction: column; gap: 8px; align-items: center; }
.toast { padding: 8px 16px; border-radius: 6px; background: #2b3445; color: #fff; font-size: 12.5px; box-shadow: 0 6px 18px rgba(0,0,0,.2); }
.toast.err { background: var(--red); }
.toast.ok { background: var(--green); }
.loading { padding: 40px; text-align: center; color: var(--faint); }
.batchrow { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; padding: 10px 12px; background: #fafbfc; border: 1px dashed var(--border-2); border-radius: var(--radius); margin-bottom: 10px; }

/* ---------- 登录页 ---------- */
body.logged-out #app { display: none; }
.login-wrap {
  position: fixed; inset: 0; z-index: 200; padding: 20px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #eef3fb 0%, #f8fafd 52%, #e8f0ff 100%);
}
.login-card {
  width: 100%; max-width: 372px; background: #fff; border: 1px solid var(--border);
  border-radius: 12px; box-shadow: 0 18px 50px rgba(16, 24, 40, .13); padding: 26px 26px 20px;
}
.login-card .lg-brand { display: flex; align-items: center; gap: 9px; font-size: 17px; font-weight: 700; }
.login-card .lg-brand .dot { width: 26px; height: 26px; border-radius: 7px; background: var(--accent); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 14px; }
.login-card .lg-sub { color: var(--muted); font-size: 12px; margin: 7px 0 18px; }
.login-card .fld { margin-bottom: 12px; }
.login-card .fld label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 4px; }
.login-card input {
  width: 100%; padding: 9px 11px; border: 1px solid var(--border-2);
  border-radius: var(--radius); outline: none; background: #fff;
}
.login-card input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-bg); }
.login-card .crow { display: flex; gap: 8px; align-items: stretch; }
.login-card .crow input { flex: 1; min-width: 0; }
.login-card .cap {
  width: 118px; height: 38px; flex: 0 0 auto; border: 1px solid var(--border-2);
  border-radius: var(--radius); cursor: pointer; background: #fff; padding: 0;
}
.login-card .login-btn {
  width: 100%; padding: 10px; margin-top: 4px; background: var(--accent); color: #fff;
  border: 1px solid var(--accent); border-radius: var(--radius); font-size: 14px;
  font-weight: 600; cursor: pointer;
}
.login-card .login-btn:hover { background: #0f57bd; }
.login-card .login-btn:disabled { opacity: .6; cursor: not-allowed; }
.login-card .lg-err { color: var(--red); font-size: 12.5px; min-height: 18px; margin: 8px 0 2px; line-height: 1.6; }
.login-card .lg-foot { margin-top: 14px; color: var(--faint); font-size: 11.5px; text-align: center; line-height: 1.8; }
.login-card .lg-tip {
  background: var(--accent-bg); color: #1552a8; border-radius: 6px;
  padding: 8px 10px; font-size: 12px; margin-bottom: 14px; line-height: 1.7;
}
.login-card .lg-tip b { font-family: Consolas, monospace; }

/* ---------- 顶栏用户区 ---------- */
.userbox { display: flex; align-items: center; gap: 9px; }
.userbox .un { font-size: 12.5px; white-space: nowrap; }
.userbox .un b { font-weight: 700; }
.userbox .role { font-size: 10.5px; padding: 1px 7px; border-radius: 9px; background: var(--accent-bg); color: var(--accent); }
.userbox .role.admin { background: var(--purple-bg); color: var(--purple); }
.userbox .role.viewer { background: #f0f1f3; color: #7c8492; }
.userbox .sep { width: 1px; height: 18px; background: var(--border); }

/* 只读账号：隐藏写入类按钮（后端同时强校验，双保险） */
body.ro .btn.pri, body.ro .btn.danger { display: none !important; }

/* ---------- 用户管理 ---------- */
.role-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(215px, 1fr)); gap: 10px; }
.role-cards .rc { border: 1px solid var(--border); border-radius: var(--radius); padding: 10px 12px; background: #fafbfc; }
.role-cards .rc .nm { font-weight: 700; margin-bottom: 4px; }
.role-cards .rc .ds { color: var(--muted); font-size: 12px; line-height: 1.7; }
.loglist { max-height: 300px; overflow: auto; }
.loglist .lr { display: flex; gap: 10px; padding: 6px 12px; border-bottom: 1px solid var(--border); font-size: 12px; }
.loglist .lr:last-child { border-bottom: 0; }
.loglist .lr .t { color: var(--faint); font-family: Consolas, monospace; flex: 0 0 auto; }
.loglist .lr .u { flex: 0 0 90px; font-weight: 600; }
.loglist .lr .m { flex: 1; }
.loglist .lr .bad { color: var(--red); }
.loglist .lr .good { color: var(--green); }