/* ==========================================================================
   SMART SCHOOL CBT - MODERN REFRESHED DESIGN SYSTEM
   Clean, Fresh, Ergonomic, Softer Colors & Responsive Sidebar Collapsing
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  --primary-indigo: #4f46e5;
  --primary-blue: #2563eb;
  --primary-sky: #0284c7;
  --primary-emerald: #059669;
  --primary-teal: #0d9488;
  --primary-slate: #0f172a;
  --sidebar-bg: #0f172a;
  --sidebar-width: 16rem;
  --bg-main: #f8fafc;
  --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-family) !important;
  background-color: var(--bg-main) !important;
  -webkit-font-smoothing: antialiased;
  color: #1e293b;
}

/* Custom sleek scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 9999px;
}
::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

/* ==================== BULLETPROOF SIDEBAR RESPONSIVE LAYOUT ==================== */
#portalSidebar,
aside.portal-sidebar {
  width: 16rem !important; /* 256px */
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  bottom: 0 !important;
  height: 100vh !important;
  z-index: 40 !important;
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

/* Desktop Layout (>= 768px): default open, main has 16rem margin-left */
@media (min-width: 768px) {
  #portalSidebar,
  aside.portal-sidebar {
    transform: translateX(0) !important;
  }
  
  body:not(.sidebar-collapsed) main,
  body:not(.sidebar-collapsed) .portal-main-content {
    margin-left: 16rem !important;
    width: calc(100% - 16rem) !important;
    transition: margin-left 0.25s cubic-bezier(0.4, 0, 0.2, 1), width 0.25s cubic-bezier(0.4, 0, 0.2, 1) !important;
  }

  /* When collapsed on desktop */
  body.sidebar-collapsed #portalSidebar,
  body.sidebar-collapsed aside.portal-sidebar {
    transform: translateX(-100%) !important;
  }
  body.sidebar-collapsed main,
  body.sidebar-collapsed .portal-main-content {
    margin-left: 0 !important;
    width: 100% !important;
  }
}

/* Mobile & Tablet Layout (< 768px): default closed, full width main */
@media (max-width: 767.98px) {
  #portalSidebar,
  aside.portal-sidebar {
    transform: translateX(-100%) !important;
  }
  main,
  .portal-main-content {
    margin-left: 0 !important;
    width: 100% !important;
  }
  
  /* When opened on mobile */
  body.sidebar-mobile-open #portalSidebar,
  body.sidebar-mobile-open aside.portal-sidebar {
    transform: translateX(0) !important;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5) !important;
  }
}

/* Enhanced Sidebar Typography (Enlarged & Highly Readable) */
.sidebar-nav-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.95rem;
  border-radius: 0.75rem;
  color: #cbd5e1;
  font-weight: 600;
  font-size: 0.875rem; /* 14px */
  line-height: 1.25rem;
  transition: all 0.15s ease;
}
.sidebar-nav-link:hover {
  background-color: rgba(59, 130, 246, 0.15);
  color: #ffffff;
}
.sidebar-nav-link.active {
  background: linear-gradient(90deg, rgba(79, 70, 229, 0.35) 0%, rgba(59, 130, 246, 0.15) 100%);
  color: #ffffff;
  font-weight: 700;
  border-left: 4px solid #6366f1;
}

.sidebar-section-title {
  font-size: 0.75rem; /* 12px */
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ==================== FRESH MODERN CARD & LAYOUT ==================== */
.modern-card,
.stat-card,
.fresh-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 1.125rem;
  box-shadow: 0 2px 10px -2px rgba(15, 23, 42, 0.04);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.modern-card:hover,
.stat-card:hover,
.fresh-card:hover {
  box-shadow: 0 12px 24px -6px rgba(15, 23, 42, 0.07), 0 4px 8px -4px rgba(15, 23, 42, 0.03);
  transform: translateY(-2px);
  border-color: #cbd5e1;
}

/* Fresh Softer Badges */
.badge-soft-blue {
  background-color: #eff6ff;
  color: #1d4ed8;
  border: 1px solid #bfdbfe;
  font-weight: 700;
}
.badge-soft-emerald {
  background-color: #ecfdf5;
  color: #047857;
  border: 1px solid #a7f3d0;
  font-weight: 700;
}
.badge-soft-amber {
  background-color: #fffbeb;
  color: #b45309;
  border: 1px solid #fde68a;
  font-weight: 700;
}
.badge-soft-indigo {
  background-color: #eef2ff;
  color: #4338ca;
  border: 1px solid #c7d2fe;
  font-weight: 700;
}
.badge-soft-rose {
  background-color: #fff1f2;
  color: #be123c;
  border: 1px solid #fecdd3;
  font-weight: 700;
}

/* Fresh Buttons */
.btn-primary-blue,
.btn-fresh-indigo {
  background: linear-gradient(135deg, #4f46e5 0%, #3b82f6 100%);
  color: #ffffff;
  font-weight: 600;
  border-radius: 0.75rem;
  padding: 0.625rem 1.25rem;
  transition: all 0.2s ease;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}
.btn-primary-blue:hover,
.btn-fresh-indigo:hover {
  background: linear-gradient(135deg, #4338ca 0%, #2563eb 100%);
  box-shadow: 0 6px 18px rgba(79, 70, 229, 0.35);
  transform: translateY(-1px);
}
.btn-primary-blue:active,
.btn-fresh-indigo:active {
  transform: translateY(0);
}

/* Floating Sidebar Toggle Button Animation */
#sidebarExpandBtn {
  animation: fadeInPop 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes fadeInPop {
  0% {
    opacity: 0;
    transform: scale(0.9) translateX(-10px);
  }
  100% {
    opacity: 1;
    transform: scale(1) translateX(0);
  }
}