:root {
  --bg-primary: #f0f9ff;
  --bg-surface: #ffffff;
  --text-primary: #1f2937;
  --color-primary: #60a5fa;
  --color-accent: #a7f3d0;
}

* {
  font-family: 'Inter', sans-serif;
  color-scheme: light;
  box-sizing: border-box;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  box-sizing: border-box;
}

.font-poppins {
  font-family: 'Poppins', sans-serif;
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: #d1d5db;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #9ca3af;
}

.sidebar-item {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-left: 3px solid transparent;
  cursor: pointer;
}

.sidebar-item:hover {
  background: rgba(167, 243, 208, 0.15);
  padding-left: 1.25rem;
}

.sidebar-item.active {
  background: rgba(167, 243, 208, 0.25);
  border-left-color: var(--color-accent);
  padding-left: 1.25rem;
}

.card-hover {
  transition: all 0.2s ease-in-out;
}

.card-hover:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.progress-ring {
  transform: rotate(-90deg);
  transform-origin: 50% 50%;
}

.progress-ring-circle {
  transition: stroke-dashoffset 0.8s ease;
  stroke-dasharray: 377;
  stroke-dashoffset: 377;
}

.section-content {
  animation: fadeIn 0.3s ease-in-out;
}

.skeleton-bar,
.skeleton-card,
.skeleton-panel {
  position: relative;
  overflow: hidden;
  background: #e2e8f0;
  border-radius: 1rem;
}

.skeleton-bar::after,
.skeleton-card::after,
.skeleton-panel::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.4) 50%, rgba(255,255,255,0) 100%);
  animation: shimmer 1.4s infinite;
}

.skeleton-card { border-radius: 1rem; }
.skeleton-panel { border-radius: 1.5rem; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

@keyframes modalIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.header-bg {
  background-color: var(--bg-surface);
}

.white-surface {
  background-color: var(--bg-surface);
}