:root {
  /* Energetic East Point / Modern UI Palette */
  --primary-color: #1E3A8A; /* Deep Navy Blue */
  --primary-hover: #1E40AF;
  --secondary-color: #3B82F6; /* Bright Blue */
  --secondary-hover: #2563EB;
  --accent-gradient: linear-gradient(135deg, #2563EB 0%, #3B82F6 100%);
  --bg-color: #F4F7FA;
  --card-bg: rgba(255, 255, 255, 0.95);
  --text-main: #1F2937;
  --text-muted: #6B7280;
  --border-color: #E5E7EB;
  --success: #10B981;
  --warning: #F59E0B;
  --danger: #EF4444;
  --radius: 16px;
  --shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.01);
  --shadow-hover: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

body {
  background-color: var(--bg-color);
  background-image: 
    radial-gradient(at 0% 0%, hsla(253,16%,7%,0.03) 0, transparent 50%), 
    radial-gradient(at 50% 0%, hsla(225,39%,30%,0.03) 0, transparent 50%), 
    radial-gradient(at 100% 0%, hsla(339,49%,30%,0.03) 0, transparent 50%);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Navbar */
nav.navbar {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 1rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(255,255,255,0.3);
}

nav .logo {
  font-size: 1.6rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.5px;
}

nav #navLinks a {
  text-decoration: none;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.2s ease;
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
}

nav #navLinks a:hover, nav #navLinks a.active {
  color: var(--primary-color) !important;
  background-color: rgba(30, 58, 138, 0.05);
}

/* Layout */
.container {
  max-width: 1280px;
  margin: 3rem auto;
  padding: 0 1.5rem;
  width: 100%;
}

/* Cards */
.card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 2.5rem;
  box-shadow: var(--shadow);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(255,255,255,0.5);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

/* Typography Enhancements */
h1, h2, h3 {
  color: var(--primary-color);
  font-weight: 700;
  letter-spacing: -0.025em;
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.5rem; }

/* Buttons */
.btn {
  background: var(--accent-gradient);
  color: white;
  border: none;
  padding: 0.8rem 1.75rem;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
  box-shadow: 0 4px 6px -1px rgba(59, 130, 246, 0.3);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 15px -3px rgba(59, 130, 246, 0.4);
}

.btn:active {
  transform: translateY(0);
}

/* Forms */
.form-group {
  margin-bottom: 1.75rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.6rem;
  font-weight: 600;
  color: var(--primary-color);
  font-size: 0.95rem;
}

.form-control {
  width: 100%;
  padding: 0.85rem 1.2rem;
  border: 2px solid #E5E7EB;
  border-radius: 10px;
  font-size: 1rem;
  transition: all 0.3s ease;
  outline: none;
  background: #F9FAFB;
}

.form-control:focus {
  background: #FFFFFF;
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.15);
}

/* Tables */
.table-container {
  overflow-x: auto;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  background: #FFFFFF;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  padding: 1.25rem 1.5rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

th {
  background-color: #F8FAFC;
  font-weight: 700;
  color: var(--primary-color);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
}

tr:last-child td {
  border-bottom: none;
}

tr:hover td {
  background-color: #F1F5F9;
}

/* Badges */
.badge {
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.025em;
  text-transform: uppercase;
}

.badge-success { background: #D1FAE5; color: #065F46; }
.badge-warning { background: #FEF3C7; color: #B45309; }
.badge-danger { background: #FEE2E2; color: #991B1B; }
.badge-primary { background: #DBEAFE; color: #1E40AF; }

/* Login specific */
.login-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #1E3A8A 0%, #111827 100%);
  position: relative;
  overflow: hidden;
}

.login-container::before {
  content: '';
  position: absolute;
  width: 150%;
  height: 150%;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, transparent 60%);
  top: -25%;
  left: -25%;
}

.login-card {
  max-width: 420px;
  width: 100%;
  padding: 3.5rem;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  position: relative;
  z-index: 10;
}

.login-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.login-header h1 {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-size: 2.2rem;
  margin-bottom: 0.5rem;
}

/* Dashboard Stat Cards */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.stat-card {
  padding: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: none !important; /* Will use border-left and gradients instead */
  position: relative;
  overflow: hidden;
}

.stat-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 5px;
  height: 100%;
  background: var(--accent-gradient);
}

.stat-value {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary-color) !important;
  line-height: 1;
  margin-top: 0.5rem;
}

.stat-label {
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
  animation: fadeIn 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}