:root {
  --bg: #e9eef2;
  --surface: #ffffff;
  --line: #d6dee5;
  --text: #22313a;
  --muted: #687782;
  --sidebar: #263238;
  --sidebar-2: #1f2a30;
  --sidebar-line: #35464f;
  --primary: #00a65a;
  --primary-dark: #008d4c;
  --blue: #2f80c1;
  --green: #16794c;
  --orange: #b86600;
  --red: #c0392b;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}
a { color: var(--blue); text-decoration: none; }
.app-shell {
  display: flex;
  min-height: 100vh;
}
.sidebar {
  position: sticky;
  top: 0;
  flex: 0 0 246px;
  height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--sidebar);
  color: #dfe7eb;
  box-shadow: 2px 0 12px rgba(23, 34, 41, .18);
  transition: flex-basis .18s ease, transform .18s ease;
}
body.sidebar-collapsed .sidebar {
  flex-basis: 58px;
}
.sidebar-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 58px;
  padding: 0 12px 0 18px;
  background: var(--sidebar-2);
  border-bottom: 1px solid var(--sidebar-line);
}
.brand {
  min-width: 0;
  color: #fff;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
body.sidebar-collapsed .brand,
body.sidebar-collapsed .side-nav,
body.sidebar-collapsed .logout-form {
  display: none;
}
.icon-button {
  width: 34px;
  height: 34px;
  display: inline-grid;
  place-items: center;
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 4px;
  background: rgba(255,255,255,.08);
  color: #fff;
  padding: 0;
  cursor: pointer;
}
.side-nav {
  display: grid;
  padding: 12px 0;
}
.side-nav a,
.link-button {
  display: flex;
  align-items: center;
  width: 100%;
  min-height: 42px;
  padding: 10px 18px;
  border: 0;
  border-left: 4px solid transparent;
  border-radius: 0;
  background: transparent;
  color: #cbd6dc;
  font: inherit;
  text-align: left;
  cursor: pointer;
}
.side-nav a:hover,
.link-button:hover {
  background: #31424b;
  color: #fff;
}
.side-nav a.active {
  background: #1f2a30;
  border-left-color: var(--primary);
  color: #fff;
  font-weight: 700;
}
.logout-form {
  margin-top: auto;
  padding: 10px 0 14px;
  border-top: 1px solid var(--sidebar-line);
}
.main-area {
  min-width: 0;
  flex: 1;
}
.mobilebar {
  display: none;
  align-items: center;
  gap: 12px;
  min-height: 56px;
  padding: 0 16px;
  background: var(--sidebar-2);
  color: #fff;
  font-weight: 700;
}
.mobilebar .icon-button {
  border-color: rgba(255,255,255,.22);
}
.page {
  width: min(1180px, calc(100% - 32px));
  margin: 24px auto 56px;
}
.page-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
  padding: 14px 0 8px;
  border-bottom: 1px solid #cfd8df;
}
.title-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 7px;
  flex-wrap: wrap;
  margin-bottom: 5px;
  color: var(--muted);
  font-size: 13px;
}
.breadcrumbs a {
  color: #3e6f95;
}
.breadcrumb-sep {
  color: #8a98a2;
}
h1 { font-size: 28px; margin: 0; letter-spacing: 0; }
h2 { font-size: 17px; margin: 0 0 14px; letter-spacing: 0; }
.subhead {
  margin: 16px 0 8px;
  font-size: 15px;
}
.panel, .login-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 18px;
  margin-bottom: 18px;
  box-shadow: 0 1px 2px rgba(32, 49, 58, .08);
}
.attention-panel {
  border-left: 4px solid var(--orange);
  background: #fffaf2;
}
.metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}
.metric {
  position: relative;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 14px 14px 12px;
  box-shadow: 0 1px 2px rgba(32, 49, 58, .08);
}
.metric-link {
  color: var(--text);
  transition: transform .12s ease, box-shadow .12s ease;
}
.metric-link:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(32, 49, 58, .14);
}
.metric::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: #9fb0bb;
}
.metric span { display: block; color: var(--muted); font-size: 13px; margin-top: 4px; }
.metric strong { display: block; font-size: 28px; margin-top: 2px; }
.metric-warn::before { background: var(--orange); }
.metric-warn { background: #fff8ed; }
.grid.two {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.form-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.compact-form {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
label span {
  display: block;
  color: #4e5f6a;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 5px;
}
input, select, textarea {
  width: 100%;
  min-height: 38px;
  border: 1px solid #c8d2df;
  border-radius: 3px;
  padding: 8px 10px;
  font: inherit;
  background: #fff;
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid rgba(47,128,193,.16);
  border-color: var(--blue);
}
textarea { min-height: 86px; resize: vertical; }
label:has(textarea), .full { grid-column: 1 / -1; }
.form-actions {
  grid-column: 1 / -1;
  display: flex;
  gap: 10px;
  align-items: center;
}
button, .button {
  border: 1px solid #c4cfd8;
  border-radius: 3px;
  background: #fff;
  color: var(--text);
  padding: 8px 13px;
  font: inherit;
  cursor: pointer;
}
button.primary, .button.primary, .primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
button.primary:hover, .primary:hover { background: var(--primary-dark); }
button.danger, .danger.button {
  color: #fff;
  background: var(--red);
  border-color: var(--red);
}
.small {
  padding: 5px 8px;
  font-size: 13px;
}
.list-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
.search {
  display: flex;
  gap: 8px;
  min-width: min(360px, 100%);
}
.search-panel {
  margin-bottom: 14px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: #f8fafb;
  overflow: hidden;
}
.search-panel summary {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 9px 12px;
  color: #3e4f59;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
  user-select: none;
}
.search-panel summary::-webkit-details-marker {
  display: none;
}
.search-panel summary::before {
  content: "›";
  width: 24px;
  height: 24px;
  display: inline-grid;
  place-items: center;
  border: 1px solid #c4cfd8;
  border-radius: 3px;
  background: #fff;
  color: var(--blue);
  font-size: 18px;
  line-height: 1;
  transform: rotate(0deg);
}
.search-panel summary span:first-child {
  margin-right: 0;
}
.search-panel[open] summary {
  border-bottom: 1px solid var(--line);
}
.search-panel[open] summary::before {
  transform: rotate(90deg);
  border-color: rgba(0,166,90,.45);
  background: #eef8f2;
}
.search-panel-body {
  display: block;
}
.search-grid {
  padding: 14px;
}
.table-wrap { overflow-x: auto; }
.detail-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  margin: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.detail-list div {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.detail-list dt,
.detail-list dd {
  margin: 0;
  padding: 9px 10px;
  min-width: 0;
}
.detail-list dt {
  background: #f3f6f8;
  color: #3e4f59;
  font-weight: 700;
}
.detail-list dd {
  background: #fff;
  white-space: normal;
  overflow-wrap: anywhere;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
th, td {
  border-bottom: 1px solid var(--line);
  padding: 10px 8px;
  text-align: left;
  vertical-align: top;
  white-space: nowrap;
}
th {
  color: #3e4f59;
  font-weight: 700;
  background: #f3f6f8;
}
tr:hover td { background: #f8fbf9; }
.pager {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 14px;
  color: var(--muted);
  font-size: 13px;
}
.pager-links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}
.pager-link,
.pager-ellipsis {
  min-width: 34px;
  min-height: 32px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: #fff;
  color: var(--text);
  padding: 5px 9px;
}
.pager-link.active {
  background: var(--sidebar);
  border-color: var(--sidebar);
  color: #fff;
}
.pager-link.disabled {
  color: #a3adb5;
  background: #f2f5f7;
}
.pager-ellipsis {
  border-color: transparent;
  background: transparent;
}
.badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 2px 8px;
  border-radius: 3px;
  background: #e8f0f7;
  color: #2b5f86;
  font-size: 12px;
  font-weight: 700;
}
.badge.warn { background: #fff1d8; color: var(--orange); }
.badge.danger, .alert.danger { background: #fde7e4; color: var(--red); }
.alert {
  padding: 10px 12px;
  border-radius: 3px;
  margin-bottom: 14px;
  background: #eef6f1;
  color: var(--green);
  border-left: 4px solid var(--green);
}
.empty, .hint { color: var(--muted); }
.login-wrap {
  min-height: calc(100vh - 44px);
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    linear-gradient(135deg, rgba(0,166,90,.18), transparent 42%),
    var(--bg);
}
.login-card {
  width: min(420px, 100%);
}
.login-card h1 { margin-bottom: 4px; }
.stack {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}
.footer {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto 24px;
  color: var(--muted);
  font-size: 12px;
}

@media (max-width: 820px) {
  .app-shell { display: block; }
  .mobilebar {
    display: flex;
    position: sticky;
    top: 0;
    z-index: 20;
  }
  .sidebar {
    position: fixed;
    z-index: 30;
    width: 246px;
    left: 0;
    transform: translateX(-100%);
  }
  body.sidebar-open .sidebar { transform: translateX(0); }
  body.sidebar-collapsed .sidebar { flex-basis: 246px; }
  body.sidebar-collapsed .brand,
  body.sidebar-collapsed .side-nav,
  body.sidebar-collapsed .logout-form {
    display: flex;
  }
  body.sidebar-collapsed .side-nav { display: grid; }
  .grid.two, .form-grid { grid-template-columns: 1fr; }
  .detail-list { grid-template-columns: 1fr; }
  .detail-list div { grid-template-columns: 120px minmax(0, 1fr); }
  .list-head {
    align-items: stretch;
    flex-direction: column;
  }
  .pager {
    align-items: stretch;
    flex-direction: column;
  }
  .page-title {
    align-items: flex-start;
    flex-direction: column;
  }
}