:root {
  --primary: #2563eb;
  --text: #1f2937;
  --muted: #6b7280;
  --border: #e5e7eb;
  --bg-soft: #f9fafb;
  --ok: #16a34a;
  --warn: #d97706;
  --danger: #dc2626;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  color: var(--text);
  line-height: 1.6;
  background: #fff;
  font-size: 14px;
}

a { color: var(--primary); }

.container { max-width: 1180px; margin: 0 auto; padding: 0 20px; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.strong { font-weight: 700; }
.num { text-align: right; }
.inline { display: inline; }

.site-header { border-bottom: 1px solid var(--border); background: #fff; }

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 58px;
}

.logo {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
  margin-top: 40px;
}

/* ── 버튼 ── */
.btn {
  display: inline-block; padding: 6px 14px; border: 1px solid var(--border);
  border-radius: 6px; background: #fff; color: var(--text);
  text-decoration: none; cursor: pointer; font-size: 13px; font-family: inherit;
}
.btn:hover { background: var(--bg-soft); }
.btn-primary { background: var(--primary); color: #fff; border-color: var(--primary); font-weight: 600; }
.btn-ghost { color: var(--muted); }

/* ── 로그인 ── */
.login-wrap { display: flex; justify-content: center; padding: 80px 20px; }
.login-box {
  width: 100%; max-width: 340px; border: 1px solid var(--border);
  border-radius: 10px; padding: 32px; background: #fff;
}
.login-box h1 { margin: 0 0 4px; font-size: 22px; }
.login-box p { margin: 0 0 24px; }
.login-box label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.login-box input {
  width: 100%; padding: 9px 12px; margin-bottom: 16px; font-size: 14px;
  border: 1px solid var(--border); border-radius: 6px; font-family: inherit;
}
.login-box input:focus { outline: 2px solid var(--primary); outline-offset: -1px; border-color: transparent; }
.login-box .btn-primary { width: 100%; padding: 10px; margin-top: 8px; }
.login-error {
  background: #fef2f2; color: var(--danger); border: 1px solid #fecaca;
  padding: 10px 12px; border-radius: 6px; font-size: 13px; margin-bottom: 16px;
}

/* ── 대시보드 레이아웃 ── */
.dash { max-width: 1180px; margin: 0 auto; padding: 28px 20px 0; }
.dash-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; gap: 12px; flex-wrap: wrap; }
.dash-head h1 { margin: 0; font-size: 22px; }
.dash-head-right { display: flex; align-items: center; gap: 10px; }

.card {
  border: 1px solid var(--border); border-radius: 10px;
  padding: 20px; margin-bottom: 18px; background: #fff;
}
.card h2 { margin: 0 0 16px; font-size: 16px; }
.card h2 .muted { font-weight: 400; font-size: 13px; }
.card-alert { border-color: #fecaca; background: #fffbfb; }

/* ── 경고 목록 ── */
.alert-list { list-style: none; margin: 0; padding: 0; }
.alert-list li { display: flex; align-items: center; gap: 10px; padding: 7px 0; border-bottom: 1px dashed var(--border); flex-wrap: wrap; }
.alert-list li:last-child { border-bottom: 0; }

.badge {
  display: inline-block; padding: 2px 9px; border-radius: 20px;
  font-size: 12px; font-weight: 700; white-space: nowrap;
}
.badge-ok { background: #dcfce7; color: var(--ok); }
.badge-warn { background: #fef3c7; color: var(--warn); }
.badge-danger { background: #fee2e2; color: var(--danger); }
.badge-expired { background: var(--danger); color: #fff; }
.badge-unknown { background: #f3f4f6; color: var(--muted); }

tr.lvl-warn td { background: #fffbeb; }
tr.lvl-danger td { background: #fef2f2; }
tr.lvl-expired td { background: #fee2e2; }

/* ── 서버 지표 ── */
.metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 18px; margin-bottom: 20px; }
.metric-label { font-size: 12px; color: var(--muted); font-weight: 600; }
.metric-value { font-size: 24px; font-weight: 700; margin: 2px 0 8px; }
.metric-value.sm { font-size: 16px; }
.metric-sub { font-size: 12px; color: var(--muted); margin-top: 6px; }
.bar { height: 7px; background: #f3f4f6; border-radius: 4px; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--primary); }
.metric:nth-child(2) .bar i { background: #7c3aed; }
.metric:nth-child(3) .bar i { background: #0891b2; }

/* ── 서비스 상태 ── */
.svc-row { display: flex; flex-wrap: wrap; gap: 8px; }
.svc { font-size: 12px; padding: 4px 10px; border-radius: 6px; background: var(--bg-soft); border: 1px solid var(--border); }
.svc.ok { background: #f0fdf4; border-color: #bbf7d0; }
.svc.bad { background: #fef2f2; border-color: #fecaca; color: var(--danger); }

.proc { margin-top: 16px; }
.proc summary { cursor: pointer; font-size: 13px; color: var(--muted); }

/* ── 표 ── */
.tbl { width: 100%; border-collapse: collapse; margin-top: 10px; font-size: 13px; }
.tbl th {
  text-align: left; font-size: 12px; color: var(--muted); font-weight: 600;
  border-bottom: 1px solid var(--border); padding: 7px 8px;
}
.tbl td { padding: 8px; border-bottom: 1px solid #f3f4f6; }
.tbl tbody tr:hover td { background: var(--bg-soft); }

/* ── 프로젝트 카드 ── */
.proj-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 16px; }
.proj { border: 1px solid var(--border); border-radius: 8px; padding: 16px; background: var(--bg-soft); }
.proj header { display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; margin-bottom: 12px; }
.proj h3 { margin: 0; font-size: 15px; }
.proj-svc { font-size: 14px; }

.proj-meta { display: grid; grid-template-columns: 72px 1fr; gap: 4px 10px; margin: 0 0 14px; font-size: 13px; }
.proj-meta dt { color: var(--muted); font-size: 12px; }
.proj-meta dd { margin: 0; word-break: break-all; }

.todo { border-top: 1px dashed var(--border); padding-top: 12px; }
.todo-head { font-size: 13px; margin-bottom: 6px; }
.todo-head b { color: var(--primary); }
.todo details summary { cursor: pointer; font-size: 12px; color: var(--primary); }
.todo-list { margin: 8px 0 0; padding-left: 18px; font-size: 12px; color: #374151; max-height: 260px; overflow-y: auto; }
.todo-list li { margin-bottom: 5px; }

@media (max-width: 600px) {
  .metrics { grid-template-columns: 1fr 1fr; }
  .proj-grid { grid-template-columns: 1fr; }
  .dash { padding: 20px 14px 0; }
}