:root {
  --bg: #f2fbfa;
  --surface: #ffffff;
  --surface-soft: #f7fefd;
  --line: #d5ece8;
  --text: #143b41;
  --muted: #5f7f86;
  --primary: #20bfa9;
  --primary-soft: #e8f8f5;
  --info-soft: #ebf6ff;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", sans-serif;
}

body.admin-body {
  min-height: 100vh;
  color: var(--text);
  background: radial-gradient(circle at 18% -12%, #dcf6f1 0, transparent 34%),
    radial-gradient(circle at 92% 12%, #e3f3ff 0, transparent 30%),
    var(--bg);
}

.admin-layout {
  display: grid;
  grid-template-columns: 230px 1fr;
  min-height: 100vh;
}

.admin-sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  border-right: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
  padding: 16px 12px;
  overflow-y: auto;
}

.admin-brand {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 6px;
  color: #0f6f7f;
}

.admin-brand span {
  color: var(--primary);
}

.admin-brand-sub {
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 14px;
  padding-left: 2px;
}

.admin-menu {
  display: grid;
  gap: 4px;
}

.admin-menu-section {
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 10px 12px 4px;
  margin-top: 8px;
}

.admin-menu-section:first-child {
  margin-top: 0;
}

.admin-menu a {
  text-decoration: none;
  font-size: 14px;
  color: #4f757c;
  padding: 10px 12px;
  border: 1px solid transparent;
  border-radius: 10px;
}

.admin-menu a:hover {
  background: var(--primary-soft);
  color: #194f58;
}

.admin-menu a.active {
  background: linear-gradient(90deg, #ddf8f2, #e8f4ff);
  border-color: #b8dfdc;
  box-shadow: inset 3px 0 0 var(--primary);
  color: #174d56;
  font-weight: 600;
}

.admin-menu a.sub-brand {
  /*color: var(--primary);*/
  /*border-color: #b9ece2;*/
  /*background: #f0fffc;*/
}

.admin-menu a.sub-brand:hover {
  background: #dff8f4;
  color: #0f806f;
}

.admin-menu a.sub-brand.active {
  background: linear-gradient(90deg, #dff8f2, #e8f8f5);
  border-color: #7ed9c8;
  box-shadow: inset 3px 0 0 var(--primary);
  color: #0f806f;
  font-weight: 700;
}

.admin-main {
  padding: 12px 14px 18px;
}

.admin-topbar {
  height: 46px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 12px;
  color: #6d8d95;
  font-size: 13px;
}

.admin-content {
  margin-top: 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-soft);
  min-height: calc(100vh - 92px);
  padding: 14px;
}

.admin-content h1 {
  font-size: 26px;
  line-height: 1.2;
}

.sub {
  color: var(--muted);
  font-size: 13px;
  margin-top: 6px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  padding: 12px;
}

.mt {
  margin-top: 10px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.btn {
  border: 1px solid #badeda;
  border-radius: 8px;
  background: var(--surface);
  color: #2e636d;
  padding: 8px 12px;
  font-size: 13px;
  cursor: pointer;
}

.btn-primary {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--primary), #4fb3ff);
}

.input,
.select,
textarea.input {
  width: 100%;
  border: 1px solid #c8e3e0;
  border-radius: 8px;
  background: #fff;
  color: #21565f;
  padding: 9px 11px;
  font-size: 13px;
}

.table-wrap {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 900px;
  font-size: 13px;
}

th,
td {
  padding: 10px 12px;
  border-bottom: 1px solid #dcefed;
  text-align: left;
  vertical-align: top;
}

th {
  color: #54777f;
  background: #f3fcfb;
}

.pill {
  display: inline-block;
  border-radius: 999px;
  padding: 2px 8px;
  font-size: 12px;
  border: 1px solid #c5e1ea;
  background: #eef8ff;
  color: #2f6f7f;
}

.ok {
  background: #eafbf4;
  border-color: #bde6d2;
  color: #1f7f66;
}

.warn {
  background: #fff8e8;
  border-color: #efd9a7;
  color: #9b6a0f;
}

.err {
  background: #fff0f4;
  border-color: #f0becd;
  color: #b94468;
}

/* Toast 提示样式 */
.toast {
  position: fixed;
  top: 80px;
  left: 50%;
  transform: translateX(-50%) translateY(-20px);
  padding: 14px 28px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 600;
  z-index: 9999;
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  pointer-events: none;
  white-space: nowrap;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15), 0 2px 8px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(8px);
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.toast-success {
  background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
  color: #065f46;
  border: 2px solid #10b981;
}

.toast-error {
  background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
  color: #991b1b;
  border: 2px solid #ef4444;
}

.toast-info {
  background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
  color: #1e40af;
  border: 2px solid #3b82f6;
}

.toast-warning {
  background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
  color: #92400e;
  border: 2px solid #f59e0b;
}

@media (max-width: 1100px) {
  .admin-layout {
    grid-template-columns: 1fr;
  }
  .admin-sidebar {
    position: static;
    height: auto;
  }
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }
}