:root {
  --main-bg: #f8f9fa;
  --panel-bg: #ffffff;
  --text-color: #212529;
  --border-color: #dee2e6;
  --badge-bg: #e0e0e0;
  --card-hover: rgba(0, 0, 0, 0.08);
  --shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.08);
}

[data-bs-theme="dark"] {
  --main-bg: #121212;
  --panel-bg: #1a1a1a;
  --text-color: #f1f1f1;
  --border-color: #333;
  --badge-bg: #2c2c2c;
  --card-hover: rgba(255, 255, 255, 0.08);
  --shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.4);
}

body {
  margin: 0;
  padding: 0;
  height: 100%;
  background-color: var(--main-bg);
  color: var(--text-color);
  font-family: 'Segoe UI', sans-serif;
  overflow: hidden;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.main-container {
  display: flex;
  height: calc(100vh - 70px);
  transition: all 0.3s ease;
}


/* Manual modal adjustments */
#manualModal .modal-dialog {
  max-width: 90vw;
}

#manualModal .modal-body {
  max-height: calc(100vh - 200px);
  overflow-y: auto;
}

#menu-panel {
  width: 320px;
  padding: 1rem;
  overflow-y: auto;
  background-color: var(--panel-bg);
  border-right: 1px solid var(--border-color);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

#detail-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background-color: var(--panel-bg);
  transition: background-color 0.3s ease;
}

#detail-content {
  flex: 1;
  overflow-y: auto;
  padding: 1rem 1.25rem 2rem;
  scroll-behavior: smooth;
  display: flex;
  flex-direction: column;
}

#details-view {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  gap: 1rem;
}

/* Breadcrumb */
.breadcrumb {
  margin-bottom: 0;
  flex-wrap: nowrap;
  overflow-x: auto;
  white-space: nowrap;
  font-size: 0.85rem;
  background-color: transparent;
}
.breadcrumb-item a {
  text-decoration: none;
  color: var(--text-color);
  transition: color 0.3s ease;
}
.breadcrumb-item.active {
  font-weight: bold;
}

/* Card styles */
.card {
  border-radius: 0.75rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.3s ease;
  background-color: var(--panel-bg);
  box-shadow: var(--shadow);
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 0.5rem 1rem var(--card-hover);
}
.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  word-break: break-word;
}
.card-subtitle {
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}
.card-footer .badge {
  font-size: 0.75rem;
  background-color: var(--badge-bg);
  padding: 0.35em 0.6em;
  border-radius: 0.5rem;
}

/* Child component cards */
.child-card {
  cursor: pointer;
  border-radius: 0.75rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.3s ease;
  color: var(--text-color);
}
.child-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 0.75rem 1.25rem var(--card-hover);
}
.child-card .card-body {
  padding-bottom: 0.5rem;
}
.child-card .card-footer {
  border-top: none;
  background-color: transparent;
  padding-top: 0;
}

/* Ensure readable text inside all child card variants in dark mode */
[data-bs-theme="dark"] .child-card {
  color: var(--text-color) !important;
}
[data-bs-theme="dark"] .child-card * {
  color: inherit !important;
}

/* Tab nav sticky */
#detail-content .nav-tabs {
  position: sticky;
  top: 0;
  z-index: 10;
  background-color: var(--panel-bg);
  padding-top: 0.5rem;
  margin-bottom: 0.5rem !important;
  border-bottom: 1px solid var(--border-color);
  overflow-x: auto;
  flex-wrap: nowrap;
  white-space: nowrap;
  -webkit-overflow-scrolling: touch;
}
.nav-tabs .nav-link {
  cursor: pointer;
  user-select: none;
  color: var(--text-color);
  transition: color 0.3s ease;
}

/* Graph View */
#graph-view {
  flex-grow: 1;
  display: none;
  position: relative;
}
#graph-container {
  height: 100%;
  width: 100%;
  min-height: 500px;
  background: linear-gradient(to bottom right, var(--main-bg), var(--panel-bg));
  border-radius: 0.5rem;
  box-shadow: inset 0 0 6px rgba(0,0,0,0.05);
  transition: background 0.3s ease;
}
#graph-view::after {
  content: "Click any node to explore";
  position: absolute;
  bottom: 8px;
  right: 16px;
  font-size: 0.75rem;
  color: #aaa;
}

/* Custom Background Colors */
.child-card.bg-light            { background-color: #f8f9fa; }
.child-card.bg-primary-subtle   { background-color: #e7f1ff; }
.child-card.bg-success-subtle   { background-color: #e9f7ef; }
.child-card.bg-warning-subtle   { background-color: #fff8e1; }
.child-card.bg-info-subtle      { background-color: #e8f7fa; }
.child-card.bg-danger-subtle    { background-color: #ffeaea; }

[data-bs-theme="dark"] .child-card.bg-light {
  background-color: #ffffff;
  color: #000 !important;
}
[data-bs-theme="dark"] .child-card.bg-light * {
  color: #000 !important;
}
[data-bs-theme="dark"] .child-card.bg-primary-subtle  { background-color: #15314a; }
[data-bs-theme="dark"] .child-card.bg-success-subtle  { background-color: #1e3a2d; }
[data-bs-theme="dark"] .child-card.bg-warning-subtle  { background-color: #4a3d1d; }
[data-bs-theme="dark"] .child-card.bg-info-subtle     { background-color: #1c3c42; }
[data-bs-theme="dark"] .child-card.bg-danger-subtle   { background-color: #4b1e1e; }

[data-bs-theme="dark"] .child-card .badge.bg-dark-subtle {
  background-color: var(--badge-bg) !important;
  color: var(--text-color) !important;
}

/* Responsive */
@media (max-width: 768px) {
  .main-container {
    flex-direction: column;
  }

  #menu-panel {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    position: fixed;
    top: 70px;
    left: 0;
    height: calc(100vh - 70px);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: 1000;
    background-color: var(--panel-bg);
    overflow-y: auto;
  }

  #menu-panel.show {
    transform: translateX(0);
  }

  #detail-panel {
    height: auto;
  }

  .card-title {
    font-size: 1.1rem;
  }

  .row-cols-sm-2 > .col,
  .child-card {
    flex: 0 0 100%;
    max-width: 100%;
    margin-bottom: 1rem;
  }

  #graph-view::after {
    font-size: 0.65rem;
    bottom: 4px;
    right: 8px;
  }

  .nav-tabs {
    font-size: 0.9rem;
  }
}

/* Edit Mode Styles */
.edit-mode #menu-list a {
  cursor: move;
}

.drag-over {
  border-bottom: 4px solid var(--bs-primary);
  background-color: var(--bs-primary-bg-subtle, #cfe2ff);
}

.drag-over-header {
  border-bottom: 4px solid var(--bs-primary);
  background-color: var(--bs-primary-bg-subtle, #cfe2ff);
}

.dragging {
  opacity: 0.5;
}

.editable-header {
  cursor: default;
}

#menu-list .child-item {
  padding-left: 1.5rem;
  font-size: 0.9rem;
}

.toast-container {
  z-index: 2000;
}

/* Modal adjustments */
#componentModal .modal-dialog {
  max-height: 90vh;
}

#componentModal .modal-body {
  max-height: calc(100vh - 220px);
  overflow-y: auto;
}

#componentModal .modal-footer {
  position: sticky;
  bottom: 0;
  background-color: var(--panel-bg);
  border-top: 1px solid var(--border-color);
  z-index: 1020;
}