/**
 * Modern Theme CSS
 * Phase 1: Quick Wins - Color Scheme, Typography, Cards, Tables, Buttons
 */

/* ============================================
   COLOR SCHEME - Modern Palette
   ============================================ */
:root {
    /* Primary Colors */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    
    /* Accent Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    
    /* Neutral Colors */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-card: #ffffff;
    
    /* Text Colors */
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
    
    /* Shadow */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    color: var(--text-primary);
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

.text-muted {
    color: var(--text-muted) !important;
}

/* ============================================
   MODERN CARDS
   ============================================ */
.modern-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
    overflow: hidden;
}

.modern-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.card-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 1.25rem 1.5rem;
    border-bottom: none;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
}

/* Dashboard Stat Cards */
.stat-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    color: white;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    min-height: 140px;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    transition: var(--transition);
}

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

.stat-card:hover::before {
    top: -30%;
    right: -30%;
}

.stat-card.stat-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.stat-card.stat-success {
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
}

.stat-card.stat-danger {
    background: linear-gradient(135deg, var(--danger) 0%, #dc2626 100%);
}

.stat-card.stat-warning {
    background: linear-gradient(135deg, var(--warning) 0%, #d97706 100%);
}

.stat-card.stat-info {
    background: linear-gradient(135deg, var(--info) 0%, #2563eb 100%);
}

.stat-card .stat-icon {
    font-size: 3rem;
    opacity: 0.9;
    position: absolute;
    right: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    transition: var(--transition);
}

.stat-card:hover .stat-icon {
    transform: translateY(-50%) scale(1.1);
    opacity: 1;
}

.stat-card .stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    line-height: 1;
}

.stat-card .stat-label {
    font-size: 1rem;
    opacity: 0.95;
    font-weight: 500;
}

.stat-card .stat-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    margin-top: 1rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.stat-card .stat-link:hover {
    text-decoration: underline;
    gap: 0.75rem;
}

/* ============================================
   MODERN BUTTONS
   ============================================ */
.btn-modern {
    border-radius: var(--radius);
    padding: 0.625rem 1.25rem;
    font-weight: 500;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: var(--shadow-sm);
}

.btn-modern:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

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

.btn-modern.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
}

.btn-modern.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, #4338ca 100%);
}

.btn-modern.btn-success {
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
    color: white;
}

.btn-modern.btn-danger {
    background: linear-gradient(135deg, var(--danger) 0%, #dc2626 100%);
    color: white;
}

.btn-modern.btn-warning {
    background: linear-gradient(135deg, var(--warning) 0%, #d97706 100%);
    color: white;
}

.btn-modern.btn-info {
    background: linear-gradient(135deg, var(--info) 0%, #2563eb 100%);
    color: white;
}

.btn-modern.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-modern.btn-outline:hover {
    background: var(--primary);
    color: white;
}

/* ============================================
   MODERN TABLES
   ============================================ */
.table-modern {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.table-modern thead {
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--gray-100) 100%);
}

.table-modern thead th {
    padding: 1rem 1.25rem;
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    border-bottom: 2px solid var(--gray-200);
}

.table-modern tbody tr {
    transition: var(--transition);
    border-bottom: 1px solid var(--gray-200);
}

.table-modern tbody tr:hover {
    background: var(--gray-50);
    transform: scale(1.01);
    box-shadow: var(--shadow-sm);
}

.table-modern tbody td {
    padding: 1rem 1.25rem;
    color: var(--text-primary);
    vertical-align: middle;
}

.table-modern tbody tr:last-child {
    border-bottom: none;
}

/* Status Badges */
.badge-modern {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius);
    font-weight: 500;
    font-size: 0.875rem;
    text-transform: capitalize;
}

.badge-modern.badge-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.badge-modern.badge-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.badge-modern.badge-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.badge-modern.badge-info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--info);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

/* ============================================
   UTILITIES
   ============================================ */
.shadow-modern {
    box-shadow: var(--shadow);
}

.shadow-modern-lg {
    box-shadow: var(--shadow-lg);
}

.rounded-modern {
    border-radius: var(--radius-lg);
}

.rounded-modern-xl {
    border-radius: var(--radius-xl);
}

/* Smooth transitions */
* {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* ============================================
   RESPONSIVE IMPROVEMENTS
   ============================================ */
@media (max-width: 768px) {
    .stat-card {
        margin-bottom: 1rem;
    }
    
    .stat-card .stat-value {
        font-size: 2rem;
    }
    
    .stat-card .stat-icon {
        font-size: 2.5rem;
    }
    
    .table-modern {
        font-size: 0.875rem;
    }
    
    .table-modern thead th,
    .table-modern tbody td {
        padding: 0.75rem 0.5rem;
    }
}

/* ============================================
   LEGACY COMPATIBILITY
   ============================================ */
/* Update existing AdminLTE classes untuk konsistensi */
.small-box {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.small-box.bg-warning {
    background: linear-gradient(135deg, var(--warning) 0%, #d97706 100%) !important;
}

.small-box.bg-danger {
    background: linear-gradient(135deg, var(--danger) 0%, #dc2626 100%) !important;
}

.small-box.bg-success {
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%) !important;
}

.small-box.bg-info {
    background: linear-gradient(135deg, var(--info) 0%, #2563eb 100%) !important;
}

/* Update card styling */
.card {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-md);
}