:root {
  --rs-bg: #f4f7fb;
  --rs-panel: #ffffff;
  --rs-panel-soft: #f8fafc;
  --rs-text: #172033;
  --rs-muted: #65758b;
  --rs-line: #dbe3ef;
  --rs-primary: #2563eb;
  --rs-primary-dark: #1d4ed8;
  --rs-success: #059669;
  --rs-warning: #d97706;
  --rs-danger: #dc2626;
  --rs-radius: 8px;
  --rs-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
}

html,
body {
  background: var(--rs-bg);
  color: var(--rs-text);
  font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
}

body {
  font-size: 14px;
  line-height: 1.5;
}

.wrapper {
  background: var(--rs-bg);
}

.main-header,
.navbar,
.topnav,
.header {
  background: linear-gradient(90deg, #0284c7, #0891b2) !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 10px 26px rgba(2, 132, 199, 0.22);
}

.navbar,
.navbar a,
.navbar select,
.navbar option {
  color: #ffffff !important;
}

.navbar select,
.ses {
  background: rgba(255, 255, 255, 0.14) !important;
  border: 1px solid rgba(255, 255, 255, 0.22) !important;
  border-radius: 7px;
}

.navbar option {
  background: #0f172a;
}

#brand {
  letter-spacing: 0;
}

#openNav,
#closeNav {
  align-items: center;
  background: rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  color: #ffffff !important;
  display: flex;
  height: 34px;
  justify-content: center;
  margin: 8px 6px;
  min-width: 42px;
  padding: 0 !important;
}

#openNav i,
#closeNav i {
  color: #ffffff !important;
  font-size: 20px;
  line-height: 1;
}

#openNav:hover,
#closeNav:hover,
.navbar-hover:hover {
  background: rgba(255, 255, 255, 0.28) !important;
}

.sidebar,
.main-sidebar,
.sidenav {
  background: #ffffff !important;
  border-right: 1px solid var(--rs-line);
  box-shadow: 4px 0 24px rgba(15, 23, 42, 0.06);
}

.sidenav {
  overflow-y: auto;
}

.sidenav .card-header,
.sidenav .card-header h3 {
  background: #ffffff !important;
  color: var(--rs-text) !important;
}

.sidenav a,
.sidenav .dropdown-btn {
  align-items: center;
  border-radius: 8px;
  color: var(--rs-text) !important;
  display: flex;
  gap: 8px;
  line-height: 1.25;
  margin: 4px 8px;
  min-height: 38px;
  padding: 0 10px !important;
  width: calc(100% - 16px);
}

.sidenav a i,
.sidenav .dropdown-btn i {
  align-items: center;
  background: #e0f2fe;
  border-radius: 7px;
  color: #0369a1 !important;
  display: inline-flex;
  flex: 0 0 28px;
  font-size: 15px !important;
  height: 28px;
  justify-content: center;
  margin: 0 !important;
  padding: 0 !important;
  width: 28px;
}

.sidenav .fa-caret-down,
.sidenav .fa-caret-left {
  background: transparent;
  color: var(--rs-muted) !important;
  flex: 0 0 auto;
  height: auto;
  margin-left: auto !important;
  width: auto;
}

.sidenav a:hover,
.sidenav .dropdown-btn:hover,
.sidenav .active {
  background: #e0f2fe !important;
  color: #075985 !important;
}

.sidenav a:hover i,
.sidenav .dropdown-btn:hover i,
.sidenav .active i {
  background: #0284c7;
  color: #ffffff !important;
}

.card,
.box,
.box-bordered,
.modal-content {
  border: 1px solid var(--rs-line);
  border-radius: var(--rs-radius);
  box-shadow: var(--rs-shadow);
}

.card {
  background: var(--rs-panel);
  overflow: hidden;
}

.card-header,
.box-header {
  background: var(--rs-panel-soft);
  border-bottom: 1px solid var(--rs-line);
}

.card-header h3,
.box-header h3 {
  color: var(--rs-text);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0;
}

.card-body,
.box,
.table,
.table td,
.table th,
label,
td,
th {
  color: var(--rs-text) !important;
}

.box-group-icon {
  border-radius: var(--rs-radius);
}

.btn {
  border: 0;
  border-radius: 7px;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.12);
  font-weight: 600;
}

.btn:hover {
  filter: brightness(0.97);
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.bg-primary,
.bg-blue {
  background: var(--rs-primary) !important;
}

.bg-green {
  background: var(--rs-success) !important;
}

.bg-yellow,
.bg-warning {
  background: var(--rs-warning) !important;
}

.bg-red,
.bg-danger {
  background: var(--rs-danger) !important;
}

.form-control,
input,
select,
textarea {
  border: 1px solid var(--rs-line);
  border-radius: 7px;
  color: var(--rs-text);
  outline: none;
}

.form-control,
.group-item,
input,
select,
textarea {
  background: #f1f5f9 !important;
  color: var(--rs-text) !important;
  font-size: 14px;
}

::placeholder {
  color: #475569 !important;
  opacity: 1;
}

.form-control:focus,
input:focus,
select:focus,
textarea:focus {
  border-color: var(--rs-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.14);
}

.table {
  border-color: var(--rs-line);
}

.table th {
  background: var(--rs-panel-soft);
  color: var(--rs-muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.table td {
  border-color: var(--rs-line);
}

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

.service-notice {
  align-items: flex-start;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  color: #1e3a8a;
  display: flex;
  gap: 12px;
  margin: 0 0 14px;
  padding: 12px 14px;
}

.login-box .service-notice {
  margin-bottom: 16px;
}

.service-notice-icon {
  font-size: 22px;
  line-height: 1;
  padding-top: 2px;
}

.service-notice-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
  line-height: 1.35;
}

.service-notice-body strong {
  font-size: 15px;
}

.service-notice-warning {
  background: #fffbeb;
  border-color: #fde68a;
  color: #92400e;
}

.service-notice-danger,
.service-notice-expired {
  background: #fef2f2;
  border-color: #fecaca;
  color: #991b1b;
}

@media (max-width: 768px) {
  body {
    font-size: 15px;
  }

  #main {
    margin-top: 64px;
  }

  .navbar {
    min-height: 56px;
    overflow: visible;
  }

  .navbar-left a,
  .navbar-right a {
    font-size: 15px;
  }

  .navbar-right {
    display: flex;
    float: none;
    gap: 6px;
    justify-content: flex-end;
    padding-right: 6px;
  }

  .navbar-right a,
  .navbar-right select {
    align-items: center;
    display: inline-flex;
    height: 34px;
    margin-top: 10px !important;
    padding: 0 8px !important;
    white-space: nowrap;
  }

  #openNav {
    display: flex;
  }

  #closeNav {
    display: none;
  }

  .sidenav {
    margin-top: 56px;
    max-width: 82vw;
    z-index: 20;
  }

  .main-container {
    padding: 14px;
  }

  .card,
  .box,
  .box-bordered {
    box-shadow: 0 8px 22px rgba(15, 23, 42, 0.07);
  }

  .card-header h3,
  .box-header h3 {
    font-size: 16px;
  }

  .card-body {
    padding: 12px;
  }

  .table td {
    display: block;
    padding: 7px 0;
    width: 100% !important;
  }

  .table tr {
    border-bottom: 1px solid #eef2f7;
    display: block;
    padding: 6px 0;
  }

  .table tr:last-child {
    border-bottom: 0;
  }

  .form-control,
  .group-item,
  input,
  select,
  textarea {
    min-height: 42px;
  }

  textarea.form-control,
  textarea {
    min-height: 72px;
  }
}

@media (min-width: 769px) {
  #openNav {
    display: none !important;
  }

  #closeNav {
    display: flex !important;
  }
}