:root {
  --bg: #0f1420;
  --bg-2: #161d2b;
  --card: #1a2233;
  --card-2: #202a3d;
  --line: #2a3448;
  --text: #e6ecf5;
  --text-dim: #93a1b8;
  --accent: #4f8cff;
  --green: #3ecf8e;
  --red: #ff5f56;
  --yellow: #ffb84d;
  --gray: #6b7a90;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- 登录页 ---------- */
.login-wrap {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: radial-gradient(1200px 600px at 50% -10%, #1d2942 0%, var(--bg) 60%);
}
.login-card {
  width: 380px; padding: 32px;
  background: var(--card); border: 1px solid var(--line);
  border-radius: 14px; box-shadow: 0 20px 60px rgba(0,0,0,.45);
}
.login-card h1 { margin: 0 0 4px; font-size: 20px; }
.login-card .sub { color: var(--text-dim); font-size: 12px; margin-bottom: 22px; }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 12px; color: var(--text-dim); margin-bottom: 6px; }
.field input, .field select, .field textarea {
  width: 100%; padding: 9px 11px;
  background: var(--bg-2); color: var(--text);
  border: 1px solid var(--line); border-radius: 8px; font-size: 14px;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--accent);
}
.checkbox { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-dim); }
.checkbox input { width: auto; }
.btn {
  padding: 9px 16px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--card-2); color: var(--text); cursor: pointer; font-size: 13px;
}
.btn:hover { border-color: var(--accent); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
.btn-primary:hover { filter: brightness(1.08); }
.btn-danger { border-color: #6b2b2b; color: #ff8b84; }
.btn-danger:hover { background: #3a1e1e; border-color: var(--red); }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.login-card .btn-primary { width: 100%; margin-top: 8px; }
.err {
  display: none; margin-bottom: 12px; padding: 9px 11px; border-radius: 8px;
  background: rgba(255,95,86,.12); border: 1px solid rgba(255,95,86,.35);
  color: #ff9d97; font-size: 13px;
}
.err.show { display: block; }

/* ---------- 顶栏 ---------- */
.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  padding: 12px 18px; background: var(--bg-2); border-bottom: 1px solid var(--line);
}
.brand { font-size: 16px; font-weight: 700; }
.brand .ver { font-size: 11px; color: var(--text-dim); font-weight: 400; }
.stats { display: flex; gap: 14px; color: var(--text-dim); font-size: 12px; flex: 1; }
.stats b { color: var(--text); }
.spacer { flex: 1; }
.actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.actions select { padding: 5px 8px; background: var(--card-2); color: var(--text); border: 1px solid var(--line); border-radius: 6px; }
#userBox { color: var(--text-dim); font-size: 12px; }

/* ---------- 异常提示条 ---------- */
.alert-bar { margin: 0; }
.alert-bar:not(:empty) {
  margin: 12px 18px 0; padding: 10px 14px;
  background: rgba(255,184,77,.10); border: 1px solid rgba(255,184,77,.35);
  border-radius: 8px; font-size: 13px; color: #ffd08a;
}
.alert-bar div { margin: 2px 0; }

/* ---------- 服务器卡片 ---------- */
main { padding: 16px 18px 40px; }
.server-card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); margin-bottom: 18px; overflow: hidden;
}
.server-head {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 14px 16px; background: var(--card-2); border-bottom: 1px solid var(--line);
}
.server-title { font-size: 15px; font-weight: 700; }
.server-host { color: var(--text-dim); font-size: 12px; }
.server-head .spacer { flex: 1; }
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; }
.dot.online { background: var(--green); }
.dot.offline { background: var(--red); }
.dot.unknown { background: var(--gray); }
.sysline { padding: 10px 16px; color: var(--text-dim); font-size: 12px; border-bottom: 1px solid var(--line); display: flex; gap: 18px; flex-wrap: wrap; }
.sysline b { color: var(--text); font-weight: 600; }
.warn-disk { color: var(--yellow); }
.crit-disk { color: var(--red); }
.errline { padding: 10px 16px; background: rgba(255,95,86,.08); color: #ff9d97; font-size: 12px; border-bottom: 1px solid var(--line); }

.section-title {
  padding: 12px 16px 6px; font-size: 13px; font-weight: 700; color: var(--text-dim);
  display: flex; align-items: center; gap: 10px;
}
.section-title .count { font-weight: 400; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 7px 12px; text-align: left; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { color: var(--text-dim); font-weight: 600; font-size: 12px; background: rgba(255,255,255,.02); }
tbody tr:hover { background: rgba(255,255,255,.025); }
td.wrap { white-space: normal; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; }

.badge { display: inline-block; padding: 1px 7px; border-radius: 10px; font-size: 11px; border: 1px solid transparent; }
.badge.ok { background: rgba(62,207,142,.14); color: #7ee2b8; border-color: rgba(62,207,142,.3); }
.badge.warn { background: rgba(255,184,77,.14); color: #ffd08a; border-color: rgba(255,184,77,.3); }
.badge.error { background: rgba(255,95,86,.14); color: #ff9d97; border-color: rgba(255,95,86,.3); }
.badge.state-running { background: rgba(62,207,142,.14); color: #7ee2b8; }
.badge.state-exited, .badge.state-created { background: rgba(107,122,144,.18); color: #a9b6c9; }
.badge.state-paused { background: rgba(255,184,77,.14); color: #ffd08a; }
.badge.healthy { color: #7ee2b8; }
.badge.unhealthy { background: rgba(255,95,86,.16); color: #ff9d97; }
.tag { display: inline-block; padding: 1px 6px; border-radius: 6px; background: var(--card-2); color: var(--text-dim); font-size: 11px; }
.ops { display: flex; gap: 6px; }

.empty { padding: 14px 16px; color: var(--text-dim); font-size: 13px; }

/* ---------- 弹窗 ---------- */
.mask {
  position: fixed; inset: 0; background: rgba(0,0,0,.55);
  display: flex; align-items: center; justify-content: center; z-index: 50; padding: 20px;
}
.modal {
  width: 560px; max-width: 100%; max-height: 88vh; overflow: auto;
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  box-shadow: 0 24px 70px rgba(0,0,0,.5);
}
.modal-head { padding: 16px 18px; border-bottom: 1px solid var(--line); font-size: 15px; font-weight: 700; }
.modal-body { padding: 16px 18px; }
.modal-foot { padding: 12px 18px; border-top: 1px solid var(--line); display: flex; justify-content: flex-end; gap: 8px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
.hint { color: var(--text-dim); font-size: 12px; margin-top: 6px; }
.danger-zone { color: #ff9d97; font-size: 13px; }
.confirm-box { background: var(--bg-2); border: 1px solid var(--line); border-radius: 8px; padding: 12px; font-size: 13px; }
.confirm-box div { margin: 3px 0; }

/* ---------- toast ---------- */
#toastRoot { position: fixed; right: 18px; bottom: 18px; z-index: 99; display: flex; flex-direction: column; gap: 8px; }
.toast {
  padding: 10px 14px; border-radius: 8px; background: var(--card-2);
  border: 1px solid var(--line); box-shadow: 0 8px 24px rgba(0,0,0,.4); font-size: 13px;
}
.toast.ok { border-color: rgba(62,207,142,.5); }
.toast.error { border-color: rgba(255,95,86,.5); }