:root {
  --csr-bg: #0b1120;
  --csr-surface: #111827;
  --csr-surface-2: #0f172a;
  --csr-surface-3: #1e293b;
  --csr-border: #334155;
  --csr-border-strong: #475569;
  --csr-text: #f8fafc;
  --csr-muted: #cbd5e1;
  --csr-subtle: #94a3b8;
  --csr-accent: #f2b84b;
  --csr-accent-2: #2e7d6e;
  --csr-danger: #ef4444;
  --csr-radius: 8px;
  --csr-shadow: 0 14px 32px rgba(0, 0, 0, .2);
}

html {
  min-height: 100%;
}

.app-body {
  min-height: 100vh;
  background:
    linear-gradient(180deg, rgba(15, 23, 42, .92), rgba(11, 17, 32, .98)),
    #0b1120;
  color: var(--csr-text);
  font-family: "Roboto", Arial, sans-serif;
  padding-bottom: 64px;
}

.app-navbar {
  background: rgba(0, 0, 0, .94) !important;
  border-bottom: 4px solid var(--csr-accent);
  box-shadow: 0 10px 24px rgba(0, 0, 0, .22);
  color: var(--csr-text) !important;
}

.app-navbar .container {
  gap: .75rem;
}

.app-logo-link {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}

.app-brand-logo {
  width: auto;
  height: clamp(32px, 3vw, 46px);
  object-fit: contain;
}

.app-brand-title,
.app-navbar .navbar-brand {
  color: #ffffff !important;
  font-size: clamp(1rem, 1.45vw, 1.45rem);
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1.2;
  margin: 0;
  white-space: normal;
}

.app-navbar .nav-link {
  color: #ffffff !important;
  font-size: clamp(.98rem, 1.35vw, 1.25rem) !important;
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1.2;
}

.app-navbar .nav-link:hover,
.app-navbar .nav-link:focus,
.app-navbar .navbar-brand:hover,
.app-navbar .navbar-brand:focus {
  color: var(--csr-accent) !important;
}

.app-navbar .dropdown-menu {
  background: #111827;
  border: 1px solid var(--csr-border-strong);
  box-shadow: var(--csr-shadow);
  max-height: min(72vh, 520px);
  overflow-y: auto;
}

.app-navbar .dropdown-item {
  color: var(--csr-text);
  font-size: .95rem !important;
  font-weight: 700;
  padding: .48rem .9rem;
}

.app-navbar .dropdown-item:hover,
.app-navbar .dropdown-item:focus {
  background: #1e293b;
  color: var(--csr-accent);
}

.app-navbar .navbar-toggler {
  border-color: var(--csr-accent);
}

.app-main {
  padding-top: 88px;
  padding-bottom: 24px;
}

.messages {
  margin-bottom: 1rem;
}

.alert {
  border-radius: var(--csr-radius);
  border-width: 1px;
}

.app-footer {
  background: #000000;
  border-top: 1px solid var(--csr-border);
  color: var(--csr-accent);
  min-height: 44px;
  padding: .6rem 0;
}

.app-footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--csr-accent);
  font-size: .95rem;
  font-weight: 700;
}

.app-footer a {
  color: var(--csr-accent);
  text-decoration: none;
}

.app-footer a:hover {
  color: #ffffff;
}

.btn {
  border-radius: 6px;
  font-weight: 800;
  letter-spacing: 0;
}

.btn-outline-warning {
  color: var(--csr-accent);
  border-color: var(--csr-accent);
}

.btn-outline-warning:hover,
.btn-outline-warning:focus {
  background: var(--csr-accent);
  border-color: var(--csr-accent);
  color: #08111f;
}

.form-control,
.form-select,
select,
input,
textarea {
  border-radius: 6px;
}

.form-control,
.form-select {
  background-color: var(--csr-surface-2);
  border-color: var(--csr-border-strong);
  color: var(--csr-text);
}

.form-control:focus,
.form-select:focus {
  background-color: var(--csr-surface-2);
  border-color: var(--csr-accent);
  box-shadow: 0 0 0 .18rem rgba(242, 184, 75, .18);
  color: var(--csr-text);
}

.card,
.modern-card {
  background: var(--csr-surface);
  border: 1px solid var(--csr-border);
  border-radius: var(--csr-radius);
  box-shadow: var(--csr-shadow);
  color: var(--csr-text);
}

.table {
  color: var(--csr-text);
}

.table th {
  color: #ffffff;
}

.table td,
.table th {
  vertical-align: middle;
}

.table-responsive {
  border-radius: var(--csr-radius);
}

.breadcrumb {
  background: transparent;
  color: var(--csr-muted);
  padding-left: 0;
}

.breadcrumb a {
  color: var(--csr-accent);
}

.dropdown-content {
  background: var(--csr-surface);
  border: 1px solid var(--csr-border-strong);
  border-radius: var(--csr-radius);
  box-shadow: var(--csr-shadow);
  min-width: 190px;
  max-height: min(65vh, 420px);
  overflow-y: auto;
}

.dropdown-content .btn,
.dropdown-content .btn-link {
  display: block;
  width: 100%;
  color: var(--csr-text);
  text-align: left;
  text-decoration: none;
}

.dropdown-content .btn:hover,
.dropdown-content .btn-link:hover {
  background: var(--csr-surface-3);
  color: var(--csr-accent);
}

@media (max-width: 768px) {
  .app-main {
    padding-top: 82px;
  }

  .app-navbar .container {
    align-items: center;
  }

  .app-user-nav {
    margin-top: .5rem;
  }

  .app-footer-inner {
    align-items: flex-start;
    flex-direction: column;
    font-size: .86rem;
    gap: .25rem;
  }

  .btn {
    white-space: normal;
  }
}