:root {
  --bg: #0a0c10;
  --bg2: #0e1218;
  --panel: #12171e;
  --panel2: #161c25;
  --line: #1f2630;
  --line2: #2b3542;
  --tx: #e6edf3;
  --tx2: #9aa7b4;
  --tx3: #68757f;
  --acc: #4c8dff;
  --acc-dim: #1d3a6b;
  --ok: #3fb950;
  --warn: #d29922;
  --bad: #f85149;
  --radius: 10px;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
          "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--tx);
  font-family: var(--sans);
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--acc); text-decoration: none; }
[hidden] { display: none !important; }

/* ---------------- 登录 ---------------- */
.login-wrap {
  min-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background:
    radial-gradient(900px 500px at 50% -10%, rgba(76, 141, 255, .10), transparent 60%),
    var(--bg);
}

.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 32px 28px 26px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
}

.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background: linear-gradient(145deg, #2f6fe0, #1b3f86);
  display: grid;
  place-items: center;
  flex: none;
}

.brand-mark svg { width: 17px; height: 17px; }

.brand-text b {
  display: block;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .2px;
}

.brand-text span {
  font-size: 11.5px;
  color: var(--tx3);
  letter-spacing: .6px;
  text-transform: uppercase;
}

.login-card h1 {
  font-size: 19px;
  font-weight: 600;
  margin: 0 0 6px;
}

.login-card p.sub {
  color: var(--tx2);
  font-size: 13px;
  margin: 0 0 22px;
  line-height: 1.6;
}

/* ---------------- 表单 ---------------- */
.field { margin-bottom: 14px; }

.field label {
  display: block;
  font-size: 12px;
  color: var(--tx2);
  margin-bottom: 6px;
}

input[type=text], input[type=password], input[type=number], input[type=email], select, textarea {
  width: 100%;
  background: var(--bg2);
  border: 1px solid var(--line2);
  border-radius: 8px;
  color: var(--tx);
  padding: 9px 11px;
  font-size: 13.5px;
  font-family: inherit;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--acc);
  box-shadow: 0 0 0 3px rgba(76, 141, 255, .14);
}

input::placeholder { color: var(--tx3); }

/* ---------------- 按钮 ---------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1px solid var(--line2);
  background: var(--panel2);
  color: var(--tx);
  padding: 7px 13px;
  border-radius: 8px;
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
  transition: background .15s, border-color .15s, opacity .15s;
  white-space: nowrap;
}

.btn:hover { background: #1c2530; border-color: #38465a; }
.btn:disabled { opacity: .45; cursor: not-allowed; }

.btn-primary {
  background: var(--acc);
  border-color: var(--acc);
  color: #fff;
  font-weight: 500;
}

.btn-primary:hover { background: #5c99ff; border-color: #5c99ff; }

.btn-ghost { background: transparent; }

.btn-danger { color: var(--bad); border-color: #4a2222; background: rgba(248, 81, 73, .07); }
.btn-danger:hover { background: rgba(248, 81, 73, .14); border-color: #6a2f2f; }

.btn-sm { padding: 4px 9px; font-size: 12px; border-radius: 6px; }

.btn-block { width: 100%; padding: 10px; font-size: 14px; }

/* ---------------- 布局 ---------------- */
.shell {
  display: grid;
  grid-template-columns: 208px 1fr;
  height: 100%;
}

.side {
  background: var(--bg2);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  padding: 18px 12px 12px;
  overflow-y: auto;
}

.side .brand { margin: 0 8px 20px; }

.nav-group {
  font-size: 10.5px;
  letter-spacing: .9px;
  color: var(--tx3);
  text-transform: uppercase;
  padding: 12px 10px 6px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 10px;
  border-radius: 7px;
  color: var(--tx2);
  font-size: 13.5px;
  cursor: pointer;
  transition: background .12s, color .12s;
}

.nav-item:hover { background: #151b24; color: var(--tx); }

.nav-item.active {
  background: #16233a;
  color: #cfe0ff;
}

.nav-item svg { width: 15px; height: 15px; flex: none; opacity: .85; }

.side-foot {
  margin-top: auto;
  padding: 12px 10px 4px;
  border-top: 1px solid var(--line);
  font-size: 11.5px;
  color: var(--tx3);
  line-height: 1.7;
}

.main {
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
}

.top {
  height: 56px;
  flex: none;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 22px;
  background: rgba(10, 12, 16, .82);
  backdrop-filter: blur(8px);
}

.top h2 {
  font-size: 15px;
  font-weight: 600;
  margin: 0;
  flex: none;
}

.top .spacer { flex: 1; }

.chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 11px 5px 6px;
  font-size: 12.5px;
  color: var(--tx2);
}

.avatar {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #22406e;
  color: #a9c9ff;
  display: grid;
  place-items: center;
  font-size: 11px;
  font-weight: 600;
}

.view {
  padding: 22px;
  overflow-y: auto;
  flex: 1;
}

/* ---------------- 卡片 / 统计 ---------------- */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(158px, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.stat {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
}

.stat .k {
  font-size: 11.5px;
  color: var(--tx3);
  letter-spacing: .3px;
  margin-bottom: 8px;
}

.stat .v {
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -.4px;
  font-variant-numeric: tabular-nums;
}

.stat .v small {
  font-size: 12px;
  font-weight: 400;
  color: var(--tx3);
  margin-left: 5px;
  letter-spacing: 0;
}

.stat.warn .v { color: var(--warn); }
.stat.bad .v { color: var(--bad); }
.stat.ok .v { color: var(--ok); }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 16px;
  overflow: hidden;
}

.card-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 16px;
  border-bottom: 1px solid var(--line);
}

.card-head h3 {
  font-size: 13.5px;
  font-weight: 600;
  margin: 0;
}

.card-head .sub { font-size: 12px; color: var(--tx3); }
.card-body { padding: 14px 16px; }
.card-body.tight { padding: 0; }

.grid2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* ---------------- 表格 ---------------- */
.table-wrap { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

th {
  text-align: left;
  font-weight: 500;
  font-size: 11.5px;
  letter-spacing: .5px;
  color: var(--tx3);
  text-transform: uppercase;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
  background: var(--panel);
  position: sticky;
  top: 0;
  z-index: 1;
}

td {
  padding: 10px 14px;
  border-bottom: 1px solid rgba(31, 38, 48, .7);
  vertical-align: middle;
  white-space: nowrap;
}

tbody tr:hover { background: #141a23; }
tbody tr:last-child td { border-bottom: none; }

td.wrap { white-space: normal; max-width: 320px; }
.mono { font-family: var(--mono); font-size: 12px; }
.dim { color: var(--tx3); }
.muted { color: var(--tx2); }

.empty {
  padding: 42px 16px;
  text-align: center;
  color: var(--tx3);
  font-size: 13px;
}

/* ---------------- 徽标 ---------------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11.5px;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid transparent;
  white-space: nowrap;
}

.badge::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
}

.b-ok { color: #56d364; background: rgba(63, 185, 80, .10); border-color: rgba(63, 185, 80, .22); }
.b-bad { color: #ff7b72; background: rgba(248, 81, 73, .10); border-color: rgba(248, 81, 73, .22); }
.b-warn { color: #e3b341; background: rgba(210, 153, 34, .10); border-color: rgba(210, 153, 34, .22); }
.b-info { color: #79b8ff; background: rgba(76, 141, 255, .10); border-color: rgba(76, 141, 255, .22); }
.b-plain { color: var(--tx2); background: #1a2029; border-color: var(--line2); }

.toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}

.toolbar .search { flex: 1; min-width: 180px; max-width: 340px; }
.toolbar .search input { padding: 7px 11px; }

.seg {
  display: inline-flex;
  border: 1px solid var(--line2);
  border-radius: 8px;
  overflow: hidden;
}

.seg button {
  background: transparent;
  border: 0;
  color: var(--tx2);
  padding: 6px 12px;
  font-size: 12.5px;
  font-family: inherit;
  cursor: pointer;
}

.seg button + button { border-left: 1px solid var(--line2); }
.seg button.on { background: #1b2a44; color: #cfe0ff; }

/* ---------------- 弹窗 / 提示 ---------------- */
.mask {
  position: fixed;
  inset: 0;
  background: rgba(5, 7, 10, .68);
  backdrop-filter: blur(3px);
  display: grid;
  place-items: center;
  z-index: 90;
  padding: 20px;
}

.modal {
  width: 100%;
  max-width: 420px;
  background: var(--panel);
  border: 1px solid var(--line2);
  border-radius: 14px;
  padding: 20px;
  box-shadow: 0 18px 48px rgba(0, 0, 0, .5);
}

.modal h3 { margin: 0 0 8px; font-size: 15.5px; }
.modal p { margin: 0 0 16px; color: var(--tx2); font-size: 13px; line-height: 1.65; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; }

#toast {
  position: fixed;
  right: 20px;
  bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 100;
}

.toast {
  background: #1a2129;
  border: 1px solid var(--line2);
  border-left: 3px solid var(--acc);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 13px;
  max-width: 380px;
  box-shadow: 0 10px 28px rgba(0, 0, 0, .45);
  animation: slide .18s ease-out;
}

.toast.err { border-left-color: var(--bad); }
.toast.ok { border-left-color: var(--ok); }

@keyframes slide {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}

.loading { padding: 40px; text-align: center; color: var(--tx3); font-size: 13px; }

.pager {
  display: flex;
  align-items: center;
  gap: 10px;
  justify-content: flex-end;
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  color: var(--tx2);
}

.kv {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 8px 14px;
  font-size: 13px;
}

.kv dt { color: var(--tx3); }
.kv dd { margin: 0; color: var(--tx); }

.bar {
  height: 5px;
  background: #1b232d;
  border-radius: 3px;
  overflow: hidden;
  min-width: 60px;
}

.bar > i {
  display: block;
  height: 100%;
  background: var(--acc);
  border-radius: 3px;
}

@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; }
  .side {
    position: fixed;
    inset: 0 auto 0 0;
    width: 208px;
    z-index: 80;
    transform: translateX(-100%);
    transition: transform .2s;
  }
  .side.open { transform: none; }
  .grid2 { grid-template-columns: 1fr; }
}