/* Admin shell — works with Bootstrap data-bs-theme */

:root {
  --admin-sidebar-width: 16.5rem;
  --admin-header-height: 3.75rem;
}

.admin-body {
  min-height: 100vh;
  padding-top: var(--admin-header-height);
}

.admin-header {
  height: var(--admin-header-height);
  z-index: 1030;
}

.admin-header .navbar-brand {
  font-weight: 600;
  letter-spacing: -0.02em;
}

.admin-sidebar {
  position: fixed;
  top: var(--admin-header-height);
  left: 0;
  width: var(--admin-sidebar-width);
  height: calc(100vh - var(--admin-header-height));
  overflow-y: auto;
  border-inline-end: 1px solid var(--bs-border-color);
  background-color: var(--bs-body-bg);
  z-index: 1020;
  transition: transform 0.2s ease;
}

.admin-sidebar .nav-link {
  border-radius: 0.375rem;
  padding: 0.5rem 0.75rem;
  color: var(--bs-body-color);
}

.admin-sidebar .nav-link:hover {
  background-color: var(--bs-secondary-bg);
}

.admin-sidebar .nav-link.active {
  background-color: var(--bs-primary-bg-subtle);
  color: var(--bs-primary);
  font-weight: 500;
}

.admin-main {
  margin-left: var(--admin-sidebar-width);
  min-height: calc(100vh - var(--admin-header-height));
  padding: 1.25rem 1.5rem;
}

@media (max-width: 991.98px) {
  .admin-sidebar {
    transform: translateX(-100%);
  }

  .admin-sidebar.show {
    transform: translateX(0);
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
  }

  .admin-main {
    margin-left: 0;
  }

  .admin-sidebar-backdrop {
    display: none;
    position: fixed;
    inset: var(--admin-header-height) 0 0 0;
    background: rgba(0, 0, 0, 0.35);
    z-index: 1015;
  }

  .admin-sidebar-backdrop.show {
    display: block;
  }
}

.chat-thread-card {
  max-height: 22rem;
  display: flex;
  flex-direction: column;
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  max-height: 16rem;
  padding: 0.5rem;
  background-color: var(--bs-tertiary-bg);
  border-radius: 0.375rem;
}

.chat-bubble {
  max-width: 85%;
  padding: 0.5rem 0.75rem;
  border-radius: 0.75rem;
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
}

.chat-bubble--visitor {
  margin-right: auto;
  background-color: var(--bs-body-bg);
  border: 1px solid var(--bs-border-color);
}

.chat-bubble--admin {
  margin-left: auto;
  background-color: var(--bs-primary-bg-subtle);
  border: 1px solid var(--bs-primary-border-subtle);
}

.chat-meta {
  font-size: 0.7rem;
  opacity: 0.75;
  margin-top: 0.15rem;
}

.guest-manage-btn {
  line-height: 1;
  padding: 0.25rem 0.4rem;
}

.admin-navbar-logo {
  display: block;
  height: 2.25rem;
  width: auto;
  max-width: min(42vw, 11rem);
  object-fit: contain;
  object-position: left center;
}

.clients-comment {
  max-width: 16rem;
  white-space: pre-wrap;
  word-break: break-word;
}

.admin-login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.admin-login-card {
  width: 100%;
  max-width: 24rem;
}

.admin-login-logo {
  height: 2.5rem;
  width: auto;
}

.admin-user-avatar {
  border-radius: 50%;
  object-fit: cover;
}