@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;600;700&display=swap');

:root {
  --primary-color: #0f172a;
  --secondary-color: #3b82f6;
  --accent-color: #10b981;
  --bg-color: #f8fafc;
  --surface-color: #ffffff;
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --border-radius: 16px;
  --transition-speed: 0.3s;
}

html {
  position: relative;
  min-height: 100%;
}

body {
  font-family: 'Cairo', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-primary);
  margin-bottom: 80px; /* Ensure enough space for footer */
}

/* Glassmorphism Navigation */
.navbar {
  background: rgba(255, 255, 255, 0.7) !important;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.3) !important;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.navbar-brand {
  font-weight: 700;
  color: var(--primary-color) !important;
  font-size: 1.5rem;
}

.nav-link {
  font-weight: 600;
  color: var(--text-secondary) !important;
  transition: color var(--transition-speed);
}

.nav-link:hover {
  color: var(--secondary-color) !important;
}

.nav-link.active {
  color: #ffffff !important;
}

/* Cards & Containers */
.card {
  border: none;
  border-radius: var(--border-radius);
  background: var(--surface-color);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.025);
  transition: transform var(--transition-speed), box-shadow var(--transition-speed);
  overflow: hidden;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.card-header {
  background-color: transparent;
  border-bottom: 1px solid rgba(0,0,0,0.05);
  font-weight: 700;
  padding: 1.25rem 1.5rem;
}

.card-body {
  padding: 1.5rem;
}

/* Gradients for Dashboard Cards */
.bg-gradient-primary {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%) !important;
  color: white !important;
}
.bg-gradient-success {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%) !important;
  color: white !important;
}
.bg-gradient-warning {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%) !important;
  color: white !important;
}
.bg-gradient-danger {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%) !important;
  color: white !important;
}

/* Buttons */
.btn {
  border-radius: 8px;
  font-weight: 600;
  padding: 0.5rem 1.5rem;
  transition: all var(--transition-speed);
}

.btn-primary {
  background-color: var(--secondary-color);
  border-color: var(--secondary-color);
}

.btn-primary:hover {
  background-color: #2563eb;
  border-color: #2563eb;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

/* Inputs & Forms */
.form-control, .form-select {
  border-radius: 8px;
  border: 1px solid #cbd5e1;
  padding: 0.75rem 1rem;
  transition: all var(--transition-speed);
}

.form-control:focus, .form-select:focus {
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

/* Footer */
.footer {
  position: absolute;
  bottom: 0;
  width: 100%;
  white-space: nowrap;
  line-height: 60px;
  background-color: var(--surface-color);
  border-top: 1px solid #e2e8f0;
  text-align: center;
  font-weight: 600;
  color: var(--text-secondary);
}

/* Tables */
.table {
  border-collapse: separate;
  border-spacing: 0;
}

.table th {
  border-bottom: 2px solid #e2e8f0;
  color: var(--text-secondary);
  font-weight: 600;
  padding: 1rem;
}

.table td {
  padding: 1rem;
  vertical-align: middle;
  border-bottom: 1px solid #f1f5f9;
}

.badge {
  padding: 0.5em 0.75em;
  border-radius: 6px;
  font-weight: 600;
}