body {
  background: #10151f;
  color: #d7dfeb;
}

a {
  color: #9fc1ff;
}

a:hover {
  color: #c6dbff;
}

.app-shell {
  min-height: 100vh;
  display: flex;
  background:
    radial-gradient(circle at top right, rgba(85, 144, 255, 0.12), transparent 25%),
    #0b0f17;
}

.app-sidebar {
  width: 280px;
  min-width: 280px;
  background: linear-gradient(180deg, #171c2a, #111622);
  border-right: 1px solid rgba(255, 255, 255, 0.06);
  padding: 1.5rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.app-sidebar-brand {
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.app-brand-link {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  color: #fff;
  text-decoration: none;
}

.app-brand-mark {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #4b74ff, #19c6ff);
  color: #fff;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.app-brand-subtitle {
  display: block;
  color: #8b97ad;
  font-size: 0.78rem;
  margin-top: 0.15rem;
}

.app-sidebar-label {
  color: #69758e;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.72rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.app-nav {
  display: grid;
  gap: 0.45rem;
}

.app-nav-link {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  min-height: 48px;
  padding: 0.75rem 0.95rem;
  color: #c3cce0;
  text-decoration: none;
  border-radius: 14px;
  transition: background-color .15s ease, color .15s ease, transform .15s ease;
}

.app-nav-link:hover,
.app-nav-link.active {
  background: rgba(75, 116, 255, 0.18);
  color: #fff;
  transform: translateX(2px);
}

.app-nav-icon {
  font-size: 1rem;
  color: #85a5ff;
}

.app-subnav {
  display: grid;
  gap: 0.25rem;
  margin: -0.05rem 0 0.2rem 2.1rem;
  padding-left: 0.9rem;
  border-left: 1px solid rgba(255, 255, 255, 0.08);
}

.app-subnav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 34px;
  padding: 0.35rem 0.65rem;
  border-radius: 12px;
  color: #8fa0bb;
  text-decoration: none;
  font-size: 0.88rem;
  transition: background-color .15s ease, color .15s ease;
}

.app-subnav-link:hover,
.app-subnav-link.active {
  background: rgba(255, 255, 255, 0.05);
  color: #eef4ff;
}

.app-company-tree {
  display: grid;
  gap: 0.55rem;
}

.app-company-branch {
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.03);
  overflow: hidden;
}

.app-company-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.75rem 0.9rem;
  cursor: pointer;
  list-style: none;
  color: #eef4ff;
  font-weight: 700;
}

.app-company-summary::-webkit-details-marker {
  display: none;
}

.app-company-summary-name {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.app-company-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 26px;
  height: 26px;
  padding: 0 0.45rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: #dce7ff;
  font-size: 0.78rem;
}

.app-company-servers {
  display: grid;
  gap: 0.2rem;
  padding: 0 0.5rem 0.5rem;
}

.app-server-link {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  padding: 0.65rem 0.7rem;
  border-radius: 12px;
  color: #a9b8d0;
  text-decoration: none;
  transition: background-color .15s ease, color .15s ease;
}

.app-server-link:hover,
.app-server-link.active {
  background: rgba(75, 116, 255, 0.16);
  color: #ffffff;
}

.app-server-link.is-child {
  margin-left: 1rem;
}

.app-server-link i {
  margin-top: 0.1rem;
  color: #80a8ff;
}

.app-server-link-body {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
}

.app-server-link-name {
  color: #eef4ff;
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1.2;
}

.app-server-link-meta {
  color: #7f91ad;
  font-size: 0.77rem;
  line-height: 1.3;
}

.app-user-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 18px;
  padding: 1rem;
}

.app-user-name {
  font-weight: 700;
  color: #fff;
}

.app-user-email,
.app-user-company {
  color: #95a3bb;
  font-size: 0.88rem;
  margin-top: 0.2rem;
}

.app-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.app-topbar {
  min-height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 2rem 0.5rem;
}

.app-topbar-title {
  color: #fff;
  font-size: 1.5rem;
  font-weight: 700;
}

.app-topbar-subtitle {
  color: #7f8ba3;
  font-size: 0.9rem;
  margin-top: 0.15rem;
}

.app-content {
  padding: 1rem 2rem 2rem;
}

.login-page {
  min-height: 100vh;
  background:
    linear-gradient(135deg, rgba(7, 16, 31, 0.86), rgba(21, 48, 74, 0.70)),
    url("/img/bg.png") center center / cover no-repeat fixed;
}

.login-page main.container-fluid {
  padding: 0 !important;
}

.login-shell {
  position: relative;
  min-height: 100vh;
}

.login-backdrop {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.18), transparent 28%),
    radial-gradient(circle at bottom right, rgba(255, 255, 255, 0.12), transparent 30%);
  pointer-events: none;
}

.login-card {
  position: relative;
  border: 0;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 25px 80px rgba(4, 10, 20, 0.35);
  backdrop-filter: blur(12px);
}

.login-brand {
  min-height: 640px;
  background:
    linear-gradient(180deg, rgba(11, 26, 46, 0.86), rgba(21, 44, 66, 0.92)),
    url("/img/bg.png") center center / cover no-repeat;
  color: #fff;
}

.login-brand-inner,
.login-form-wrap {
  padding: 3.5rem;
}

.login-brand-inner {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.login-form-wrap {
  min-height: 640px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: rgba(255, 255, 255, 0.96);
  color: #132033;
}

.login-eyebrow {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.8;
}

.login-domain {
  color: #3b4d69;
}

.login-title {
  margin-top: 1rem;
  margin-bottom: 1rem;
  font-size: clamp(2.2rem, 4vw, 4rem);
  font-weight: 800;
  line-height: 1;
}

.login-copy {
  max-width: 28rem;
  font-size: 1.05rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.84);
}

.login-form-wrap .form-control {
  background: #fff;
  color: #132033;
  border-radius: 14px;
  border: 1px solid rgba(11, 26, 46, 0.12);
  padding: 0.9rem 1rem;
}

.login-form-wrap .btn {
  border-radius: 14px;
  padding: 0.9rem 1rem;
  font-weight: 700;
}

.login-page .card,
.login-page .card-body,
.login-page .card-header,
.login-page .card-body div,
.login-page .card-body span,
.login-page .card-body p,
.login-page .card-body li,
.login-page label,
.login-page .text-secondary,
.login-page .small,
.login-page h1,
.login-page h2,
.login-page h3,
.login-page h4,
.login-page h5,
.login-page h6 {
  color: inherit !important;
}

.login-page .login-form-wrap h2,
.login-page .login-form-wrap label,
.login-page .login-form-wrap .form-label {
  color: #132033 !important;
}

.login-page .login-form-wrap .text-secondary,
.login-page .login-form-wrap .small,
.login-page .login-form-wrap p {
  color: #5e6e86 !important;
}

.login-page .alert-danger {
  color: #842029 !important;
}

.navbar-brand {
  font-weight: 700;
  letter-spacing: .03em;
}

.card,
.table,
.list-group-item,
.card-header,
.card-body {
  background-color: transparent;
}

.card {
  background: #191f2d;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 20px;
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.22);
}

.card-header {
  background: linear-gradient(135deg, rgba(44, 60, 112, 0.96), rgba(22, 118, 164, 0.92)) !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: #f8fbff;
}

.bg-white {
  background: linear-gradient(135deg, rgba(44, 60, 112, 0.96), rgba(22, 118, 164, 0.92)) !important;
}

.card-kpi {
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01)),
    #191f2d;
}

.display-6,
.h1, .h2, .h3, .h4, .h5, .h6,
h1, h2, h3, h4, h5, h6,
.fw-semibold,
strong {
  color: #fff;
}

.card-body,
.card-body div,
.card-body span,
.card-body p,
.card-body li,
.card-body td,
.card-body th {
  color: #d7dfeb;
}

.card-body .text-dark,
.card-body .text-body,
.card-body .text-black,
.card-body .text-muted {
  color: #a9b4c8 !important;
}

.text-secondary,
.small,
.form-text,
td,
th,
label,
.list-group-item {
  color: #a9b4c8 !important;
}

.table {
  --bs-table-bg: transparent;
  --bs-table-color: #d7dfeb;
  --bs-table-border-color: rgba(255,255,255,0.06);
  margin-bottom: 0;
}

.table thead th {
  color: #f5f8ff !important;
  font-weight: 700;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.table-light {
  --bs-table-bg: rgba(255,255,255,0.03);
}

.form-control,
.form-select,
.form-control:focus,
.form-select:focus,
.btn-outline-secondary,
.btn-outline-primary {
  background-color: #121827;
  color: #d7dfeb;
  border-color: rgba(255,255,255,0.08);
  box-shadow: none;
}

.btn-primary,
.btn-dark {
  background: linear-gradient(135deg, #4b74ff, #3459d8);
  border-color: transparent;
}

.btn-outline-light {
  border-color: rgba(255,255,255,0.16);
}

.badge.text-bg-secondary {
  background: rgba(255,255,255,0.08) !important;
}

.badge.text-bg-info {
  background: #1c92d2 !important;
}

.list-group-item {
  border-color: rgba(255,255,255,0.06);
  background: transparent;
}

.btn-outline-secondary {
  color: #d7dfeb;
}

.management-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.management-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.8rem 1rem;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.07);
  color: #9eb0cb;
  text-decoration: none;
  font-weight: 600;
}

.management-tab:hover,
.management-tab.active {
  background: rgba(75, 116, 255, 0.15);
  border-color: rgba(75, 116, 255, 0.25);
  color: #f4f7ff;
}

.status-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 999px;
  margin-right: 6px;
}

.os-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  margin-left: 10px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.02em;
}

.os-icon {
  width: 50px;
  height: 50px;
  margin-left: 10px;
  object-fit: contain;
  vertical-align: middle;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  padding: 2px;
}

.server-status-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  white-space: nowrap;
}

.server-status-label {
  display: inline-flex;
  align-items: center;
  font-weight: 600;
  color: #f4f7ff;
}

.server-name-block {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.server-name-block.is-child {
  padding-left: 1rem;
}

.server-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #ffffff;
}

.server-tree-mark {
  color: #6f7d96;
  font-weight: 700;
}

.server-hostname-line {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  flex-wrap: wrap;
  font-size: 0.88rem;
}

.server-hostname-label {
  color: #8c9db8;
  font-weight: 700;
}

.server-hostname-value {
  color: #eef4ff;
  font-weight: 600;
}

.server-inline-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.server-meta-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.22rem 0.5rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.76rem;
  line-height: 1;
}

.server-meta-chip-alert {
  background: rgba(220, 53, 69, 0.14);
  border-color: rgba(220, 53, 69, 0.26);
}

.server-meta-label {
  color: #8092af;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 700;
}

.server-meta-value {
  color: #ffffff;
  font-weight: 700;
}

.server-parent-line {
  margin-top: 0.1rem;
}

.server-parent-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.26rem 0.6rem;
  border-radius: 999px;
  background: rgba(75, 116, 255, 0.13);
  border: 1px solid rgba(75, 116, 255, 0.24);
  color: #d7e1ff;
  font-size: 0.78rem;
  font-weight: 700;
}

.table td {
  color: #dce5f2;
}

.table td .text-secondary,
.table td.small,
.table .small {
  color: #8fa0bb !important;
}

.port-row-danger td {
  background: rgba(220, 53, 69, 0.12) !important;
  color: #ffe0e4;
}

.os-ubuntu {
  background: #e95420;
}

.os-debian {
  background: #a80030;
}

.os-suse {
  background: #30a46c;
}

.os-proxmox {
  background: #f07f13;
}

.os-linux {
  background: #4b74ff;
}

.status-ok {
  background: #198754;
}

.status-warn {
  background: #dc3545;
}

.json-block,
.log-block {
  font-family: Menlo, Monaco, Consolas, monospace;
  font-size: 0.86rem;
  white-space: pre-wrap;
  background: #0e1420;
  color: #d9e2ec;
  border-radius: 12px;
  padding: 1rem;
  border: 1px solid rgba(255,255,255,0.06);
}

@media (max-width: 991.98px) {
  .login-form-wrap {
    min-height: auto;
    padding: 2rem 1.25rem;
  }

  .login-card {
    margin: 1rem;
    border-radius: 20px;
  }

  .app-shell {
    display: block;
  }

  .app-sidebar {
    width: auto;
    min-width: 0;
  }

  .app-topbar,
  .app-content {
    padding-left: 1rem;
    padding-right: 1rem;
  }
}