/* premium custom design system */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;600;700;800&display=swap');

:root {
  --bg-gradient: linear-gradient(135deg, #ffffff 0%, #f8fafc 50%, #f1f5f9 100%);
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-bg-hover: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(15, 23, 42, 0.08);
  --glass-highlight: rgba(255, 255, 255, 0.6);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --accent-color: #8b5cf6;
  --accent-glow: rgba(139, 92, 246, 0.15);
  --success-color: #059669;
  --success-glow: rgba(5, 150, 105, 0.15);
  --info-color: #0284c7;
  --warning-color: #d97706;
  --danger-color: #dc2626;
  --font-display: 'Outfit', sans-serif;
  --font-sans: 'Inter', sans-serif;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
  
  --input-bg: rgba(255, 255, 255, 0.8);
  --input-bg-focus: rgba(255, 255, 255, 0.95);
  --item-bg: rgba(15, 23, 42, 0.05);
  --scrollbar-track-bg: rgba(15, 23, 42, 0.05);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-gradient);
  background-attachment: fixed;
  background-size: cover;
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* Glassmorphism Container Classes */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-lg), inset 0 1px 0 var(--glass-highlight);
  border-radius: 16px;
  transition: var(--transition-smooth);
}

.glass-panel:hover {
  border-color: rgba(15, 23, 42, 0.15);
  box-shadow: 0 25px 30px -5px rgba(0, 0, 0, 0.08), 0 12px 15px -6px rgba(0, 0, 0, 0.08);
}

.glass-card-interactive {
  cursor: pointer;
}

.glass-card-interactive:hover {
  transform: translateY(-4px);
  background: var(--glass-bg-hover);
  border-color: var(--accent-color);
  box-shadow: 0 0 20px var(--accent-glow);
}

/* Base Layout */
.app-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

.brand-title {
  background: linear-gradient(to right, #f472b6, #a855f7, #6366f1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 800;
  font-size: 2.2rem;
  letter-spacing: -0.03em;
}

/* Custom Nav styling */
.custom-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 2rem;
  margin-bottom: 2.5rem;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  margin-left: 1.5rem;
  transition: var(--transition-smooth);
  position: relative;
  padding: 0.25rem 0;
}

.nav-links a:hover, .nav-links a.active {
  color: var(--text-primary);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-color);
  transition: var(--transition-smooth);
}

.nav-links a:hover::after, .nav-links a.active::after {
  width: 100%;
}

/* Forms and Inputs */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  background: var(--input-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 1rem;
  transition: var(--transition-smooth);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 10px var(--accent-glow);
  background: var(--input-bg-focus);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%2394a3b8' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 16px 12px;
}

/* Custom Premium Buttons */
.btn-premium {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: var(--transition-smooth);
  font-family: var(--font-sans);
  text-decoration: none;
}

.btn-primary-gradient {
  background: linear-gradient(135deg, #a855f7 0%, #6366f1 100%);
  color: #fff;
  box-shadow: 0 4px 14px var(--accent-glow);
}

.btn-primary-gradient:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(168, 85, 247, 0.6);
}

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

.btn-secondary-glass {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
}

.btn-secondary-glass:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

/* User Profile Cards Grid */
.dashboard-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
}

@media (max-width: 900px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px solid var(--glass-border);
  padding-bottom: 0.75rem;
}

.user-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-admin {
  background: rgba(239, 68, 68, 0.15);
  color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-user {
  background: rgba(16, 185, 129, 0.15);
  color: #a7f3d0;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

/* Key Value grids */
.info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.info-item {
  background: var(--item-bg);
  padding: 0.75rem 1rem;
  border-radius: 8px;
  border: 1px solid rgba(15, 23, 42, 0.03);
}

.info-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.info-value {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 0.25rem;
}

/* Stats Cards */
.stats-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  padding: 1.25rem;
  text-align: center;
}

.stat-val {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent-color);
  font-family: var(--font-display);
  line-height: 1.2;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  margin-top: 0.25rem;
}

/* Premium Table Styling */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.custom-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.custom-table th {
  padding: 1rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--glass-border);
  font-size: 0.9rem;
}

.custom-table td {
  padding: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
  font-size: 0.95rem;
}

.custom-table tbody tr {
  transition: var(--transition-smooth);
}

.custom-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

/* Alerts */
.alert {
  padding: 1rem 1.25rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid transparent;
  animation: slideInDown 0.3s ease;
}

.alert-success {
  background: rgba(16, 185, 129, 0.15);
  color: #a7f3d0;
  border-color: rgba(16, 185, 129, 0.25);
}

.alert-danger {
  background: rgba(239, 68, 68, 0.15);
  color: #fca5a5;
  border-color: rgba(239, 68, 68, 0.25);
}

.alert-warning {
  background: rgba(245, 158, 11, 0.15);
  color: #fde68a;
  border-color: rgba(245, 158, 11, 0.25);
}

.alert-info {
  background: rgba(14, 165, 233, 0.15);
  color: #bae6fd;
  border-color: rgba(14, 165, 233, 0.25);
}

.btn-close-alert {
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1;
  opacity: 0.7;
}

.btn-close-alert:hover {
  opacity: 1;
}

/* Auth Pages (Login Layout) */
.auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.auth-card {
  width: 100%;
  max-width: 420px;
  padding: 2.5rem;
}

.auth-header {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-logo {
  font-size: 3rem;
  margin-bottom: 0.5rem;
  display: inline-block;
}

.auth-subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-top: 0.5rem;
}

/* Animations */
@keyframes slideInDown {
  from {
    transform: translateY(-20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Filter components on Admin Dashboard */
.filter-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
  align-items: flex-end;
}

/* Footer styling */
.app-footer {
  text-align: center;
  margin-top: 4rem;
  padding: 2rem 0;
  border-top: 1px solid var(--glass-border);
  color: var(--text-secondary);
  font-size: 0.85rem;
}

/* Scrollbar Customization */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--scrollbar-track-bg);
}
::-webkit-scrollbar-thumb {
  background: rgba(168, 85, 247, 0.4);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-color);
}