:root {
  --bg: #f3f6fb;
  --card: #ffffff;
  --card-2: #f7f9ff;
  --line: #dbe3f0;
  --text: #142132;
  --muted: #5f6f85;
  --primary: #0a84ff;
  --primary-2: #0f5ec4;
  --danger: #c42a2a;
  --ok: #0e9f6e;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

body {
  overflow: hidden;
}

#rf-admin-root {
  width: 100%;
  height: 100%;
}

.login-wrap {
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(1200px 600px at 10% 10%, #e2edff 0%, transparent 60%),
    radial-gradient(1200px 800px at 90% 90%, #dff6ff 0%, transparent 60%),
    var(--bg);
}

.login-card {
  width: min(460px, 100%);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 28px;
  box-shadow: 0 20px 45px rgba(17, 34, 68, 0.12);
}

.title {
  margin: 0;
  font-size: 26px;
  font-weight: 800;
}

.subtitle {
  margin: 10px 0 24px;
  color: var(--muted);
  line-height: 1.5;
}

.field {
  margin-bottom: 14px;
}

.field label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  color: var(--muted);
}

.input,
.select,
.textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: var(--text);
  padding: 10px 12px;
  font-size: 14px;
  outline: none;
}

.textarea {
  min-height: 100px;
  resize: vertical;
}

.input:focus,
.select:focus,
.textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(10, 132, 255, 0.14);
}

.btn {
  border: none;
  border-radius: 10px;
  padding: 10px 14px;
  background: var(--primary);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}

.btn:hover {
  background: var(--primary-2);
}

.btn.secondary {
  background: #e9eff8;
  color: #16355c;
}

.btn.secondary:hover {
  background: #dde7f7;
}

.btn.danger {
  background: var(--danger);
}

.btn.small {
  padding: 6px 10px;
  border-radius: 8px;
  font-size: 12px;
}

.error-box {
  margin-top: 12px;
  color: #9b1c1c;
  background: #ffecec;
  border: 1px solid #ffc8c8;
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 13px;
}

.app-layout {
  width: 100%;
  height: 100%;
  display: grid;
  grid-template-columns: 260px 1fr;
}

.sidebar {
  background: #0f1e34;
  color: #dfe8f9;
  border-right: 1px solid #152946;
  display: flex;
  flex-direction: column;
  overflow: auto;
}

.brand {
  padding: 18px 16px;
  border-bottom: 1px solid #183152;
}

.brand h2 {
  margin: 0;
  font-size: 20px;
  color: #ffffff;
}

.brand p {
  margin: 8px 0 0;
  color: #9fb3d4;
  font-size: 12px;
}

.nav-list {
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.nav-btn {
  width: 100%;
  border: 1px solid transparent;
  background: transparent;
  color: #d7e4fa;
  border-radius: 10px;
  text-align: left;
  padding: 11px 12px;
  font-size: 14px;
  cursor: pointer;
}

.nav-btn:hover {
  background: rgba(255, 255, 255, 0.08);
}

.nav-btn.active {
  background: rgba(10, 132, 255, 0.2);
  border-color: rgba(120, 186, 255, 0.42);
}

.main {
  overflow: auto;
  padding: 18px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.topbar h1 {
  margin: 0;
  font-size: 24px;
}

.topbar .actions {
  display: flex;
  gap: 8px;
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
  margin-bottom: 14px;
}

.panel h3 {
  margin: 0 0 12px;
  font-size: 16px;
}

.muted {
  color: var(--muted);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.stat {
  background: linear-gradient(145deg, #ffffff, #f6faff);
  border: 1px solid #dce8ff;
  border-radius: 12px;
  padding: 12px;
}

.stat .label {
  color: var(--muted);
  font-size: 13px;
}

.stat .value {
  margin-top: 6px;
  font-size: 24px;
  font-weight: 800;
  color: #0f315f;
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
}

th,
td {
  border-bottom: 1px solid #edf1f8;
  padding: 10px 12px;
  font-size: 13px;
  text-align: left;
  white-space: nowrap;
}

th {
  position: sticky;
  top: 0;
  background: #f8fbff;
  color: #244568;
  z-index: 1;
}

tr:hover td {
  background: #f8fcff;
}

.tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 12px;
  border: 1px solid transparent;
}

.tag.ok {
  color: #0f6d52;
  background: #dbf7ee;
  border-color: #bceedd;
}

.tag.warn {
  color: #8a5b00;
  background: #fff5dc;
  border-color: #ffe8ab;
}

.tag.err {
  color: #972323;
  background: #ffe4e4;
  border-color: #ffc5c5;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 8px;
}

.editor {
  border: 1px solid var(--line);
  border-radius: 10px;
  min-height: 220px;
  padding: 12px;
  background: #fff;
  outline: none;
}

.editor img {
  max-width: 100%;
  height: auto;
}

.hint {
  font-size: 12px;
  color: var(--muted);
}

.row {
  display: flex;
  gap: 8px;
  align-items: center;
}

.row.wrap {
  flex-wrap: wrap;
}

.spacer {
  flex: 1;
}

canvas.chart {
  width: 100%;
  height: 280px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
}

.ok-text {
  color: var(--ok);
  font-weight: 700;
}

@media (max-width: 1280px) {
  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 980px) {
  body {
    overflow: auto;
  }
  .app-layout {
    grid-template-columns: 1fr;
  }
  .sidebar {
    position: sticky;
    top: 0;
    z-index: 5;
  }
  .nav-list {
    flex-direction: row;
    flex-wrap: wrap;
  }
  .nav-btn {
    width: auto;
  }
}