/* Layout & Variables */
:root {
  --sidebar-width: 260px;
  --header-height: 60px;
  --brand-sidebar: #202d3d;
  --brand-bg: #f3f5f9;
  --brand-accent: #38A895;
  --brand-purple: #B04AC6;
  --brand-text: #2c3e50;
  --brand-muted: #8c9ba5;
  --brand-border: #e1e7ed;
}

body {
  font-family: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 13px;
  color: var(--brand-text);
  overflow: hidden; /* Main window doesn't scroll, inner containers do */
  font-weight: 300;
  background-color: var(--brand-bg) !important;
}

h1, h2, h3, h4, .fw-medium { font-weight: 400; }
.fw-semibold { font-weight: 500; }
.fw-bold { font-weight: 600; }

.fs-7 { font-size: 0.875rem; }
.fs-xs { font-size: 0.75rem; }
.ff-mono { font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; }

/* Responsive Sidebar Behavior */
aside#appSidebar {
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  z-index: 1050;
  transform: translateX(-100%);
  transition: transform 0.3s ease-in-out;
  width: var(--sidebar-width);
}

aside#appSidebar.show {
  transform: translateX(0);
}

#sidebarOverlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.5);
  z-index: 1040;
  backdrop-filter: blur(2px);
}

#sidebarOverlay.show {
  display: block;
}

@media (min-width: 992px) {
  aside#appSidebar {
    position: relative;
    transform: translateX(0);
  }
}

/* Custom Overrides & UI Components */
.bg-info, .btn-info, .btn-brand, .btn-primary, .btn-outline-info { 
    background-color: var(--brand-accent) !important; 
    border-color: var(--brand-accent) !important; 
    color: white !important;
    font-weight: 500 !important;
    font-size: 13px !important;
    border-radius: 5px !important;
    padding: 0.5rem 1.25rem !important;
    transition: all 0.2s ease !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.btn-sm.btn-brand, .btn-sm.btn-info, .btn-sm.btn-primary {
    padding: 0.25rem 0.75rem !important;
    font-size: 0.875rem !important;
}

.btn-info:hover, .btn-primary:hover, .btn-brand:hover, .btn-outline-info:hover, .btn:hover {
    background-color: var(--brand-purple) !important;
    border-color: var(--brand-purple) !important;
    color: white !important;
}

.text-info { color: var(--brand-accent) !important; }

/* Horizontal scrolling tabs */
.nav-tabs {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    white-space: nowrap;
    border-bottom: 2px solid var(--brand-border);
}

.nav-tabs .nav-item {
    flex: 0 0 auto;
}

.nav-tabs::-webkit-scrollbar {
    height: 4px;
}

.nav-tabs::-webkit-scrollbar-track {
    background: transparent;
}

.nav-tabs::-webkit-scrollbar-thumb {
    background: var(--brand-border);
    border-radius: 4px;
}

.nav-tabs .nav-link {
    border: none;
    border-bottom: 2px solid transparent;
    padding: 0.75rem 1.25rem;
    color: var(--brand-muted);
    font-weight: 500;
}

.nav-tabs .nav-link:hover {
    border-bottom: 2px solid var(--brand-border);
    color: var(--brand-text);
}

.nav-tabs .nav-link.active {
    background: transparent;
    border-bottom: 2px solid var(--brand-accent);
    color: var(--brand-accent);
}

/* Aside / Sidebar Styling */
aside {
  background-color: var(--brand-sidebar) !important;
  color: #cdd5dc;
}

.nav-btn {
  font-size: 13px;
  transition: all 0.2s ease;
  opacity: 0.6;
}

.nav-btn:hover {
  opacity: 0.9;
  background: rgba(255,255,255,0.05);
}

.nav-btn.active {
  opacity: 1 !important;
  font-weight: 500;
  background: rgba(255, 255, 255, 0.05); /* Match hover state but keep it active */
  border-right: 3px solid var(--brand-accent);
}

/* Performance Rings Responsive */

/* Performance Rings Responsive */
.conic-ring {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  padding: 1px;
  background: conic-gradient(var(--col) var(--val), #eef2f5 0);
  display: flex;
  align-items: center;
  justify-content: center;
}

@media (min-width: 576px) {
  .conic-ring {
    width: 130px;
    height: 130px;
  }
}

.ring-inner {
  width: 90px;
  height: 90px;
  background: white;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

@media (min-width: 576px) {
  .ring-inner {
    width: 120px;
    height: 120px;
  }
}

.ring-inner strong {
  font-size: 16px;
  line-height: 1;
}

@media (min-width: 576px) {
  .ring-inner strong {
    font-size: 20px;
  }
}

/* Scrollable Nav Fix */
.nav-underline {
  -webkit-overflow-scrolling: touch;
}
.nav-underline::-webkit-scrollbar { display: none; }

/* Visual Accents & Border Helpers */
.border-dashed { border: 1px dashed var(--brand-border) !important; }
.border-light { border-color: var(--brand-border) !important; }
.shadow-sm { box-shadow: 0 1px 3px rgba(0,0,0,0.02), 0 1px 2px rgba(0,0,0,0.04) !important; }
.hover-bg-light:hover { background-color: #f8fafc !important; }

/* Custom Scrollbar */
::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.1); border-radius: 10px; }
aside ::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.05); }

/* Bar chart responsive */
@media (max-width: 576px) {
  .bar-wrap:nth-child(even) { display: none; }
}