/* ========================================
   QrSaaS Modern Design System
   Premium, Vibrant, Dynamic UI
   ======================================== */

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

:root {
    /* Modern Color Palette */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --success-gradient: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    --info-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --warning-gradient: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    --dark-gradient: linear-gradient(135deg, #232526 0%, #414345 100%);
    
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --accent-color: #f5576c;
    --success-color: #38ef7d;
    --info-color: #4facfe;
    
    /* Glass Effect */
    --glass-bg: rgba(255, 255, 255, 0.15);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.2);
    --shadow-glow: 0 0 40px rgba(102, 126, 234, 0.3);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
}

/* Base Typography */
html, body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
    min-height: 100vh;
}

/* ========================================
   Stat Cards - Modern Glass Design
   ======================================== */
.stat-card {
    position: relative;
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    color: white;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-lg);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 100%);
    pointer-events: none;
}

.stat-card:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.stat-card-primary { background: var(--primary-gradient); }
.stat-card-success { background: var(--success-gradient); }
.stat-card-info { background: var(--info-gradient); }
.stat-card-warning { background: var(--warning-gradient); }
.stat-card-secondary { background: var(--secondary-gradient); }
.stat-card-dark { background: var(--dark-gradient); }

.stat-card .stat-icon {
    font-size: 3rem;
    opacity: 0.9;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2));
}

.stat-card .stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.1;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.stat-card .stat-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    opacity: 0.9;
}

.stat-card .stat-subtitle {
    font-size: 0.85rem;
    opacity: 0.8;
    margin-top: 0.25rem;
}

/* Floating particles effect */
.stat-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255,255,255,0.15) 0%, transparent 60%);
    pointer-events: none;
}

/* ========================================
   Modern Cards
   ======================================== */
.modern-card {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(0,0,0,0.04);
    transition: all 0.3s ease;
    overflow: hidden;
}

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

.modern-card-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid rgba(0,0,0,0.06);
    background: linear-gradient(180deg, rgba(102, 126, 234, 0.03) 0%, transparent 100%);
}

.modern-card-header h5, .modern-card-header h6 {
    margin: 0;
    font-weight: 600;
    color: #1a1a2e;
}

.modern-card-body {
    padding: 1.5rem;
}

/* ========================================
   Quick Action Buttons
   ======================================== */
.quick-action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1.5rem 1rem;
    border-radius: var(--radius-lg);
    background: white;
    border: 2px solid transparent;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    color: #333;
    min-width: 120px;
}

.quick-action-btn:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md), 0 0 0 4px rgba(102, 126, 234, 0.1);
    transform: translateY(-4px);
    color: var(--primary-color);
}

.quick-action-btn .action-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    transition: transform 0.3s ease;
}

.quick-action-btn:hover .action-icon {
    transform: scale(1.15);
}

.quick-action-btn .action-label {
    font-size: 0.85rem;
    font-weight: 600;
}

/* ========================================
   Data Tables Modern Style
   ======================================== */
.rz-datatable {
    border-radius: var(--radius-lg) !important;
    overflow: hidden !important;
    box-shadow: var(--shadow-md) !important;
}

.rz-datatable-header {
    background: linear-gradient(180deg, #f8f9fc 0%, #f1f3f8 100%) !important;
}

.rz-datatable tbody tr {
    transition: background 0.2s ease !important;
}

.rz-datatable tbody tr:hover {
    background: rgba(102, 126, 234, 0.04) !important;
}

/* ========================================
   Sidebar Modern Style
   ======================================== */
.rz-sidebar {
    background: linear-gradient(180deg, #1a1a2e 0%, #16213e 100%) !important;
    box-shadow: var(--shadow-lg) !important;
}

.rz-panel-menu {
    padding: 0.5rem !important;
}

.rz-navigation-item {
    border-radius: var(--radius-md) !important;
    margin: 2px 0 !important;
    transition: all 0.2s ease !important;
}

.rz-navigation-item:hover {
    background: rgba(255, 255, 255, 0.08) !important;
}

.rz-navigation-item.rz-navigation-item-active {
    background: var(--primary-gradient) !important;
}

/* ========================================
   Header Modern Style
   ======================================== */
.rz-header {
    background: white !important;
    box-shadow: var(--shadow-sm) !important;
    border-bottom: 1px solid rgba(0,0,0,0.05) !important;
}

/* ========================================
   Progress Bars
   ======================================== */
.rz-progressbar {
    background: rgba(0,0,0,0.08) !important;
    border-radius: var(--radius-full) !important;
    overflow: hidden !important;
}

.rz-progressbar-value {
    background: var(--primary-gradient) !important;
    border-radius: var(--radius-full) !important;
}

/* ========================================
   Badges Modern
   ======================================== */
.rz-badge {
    font-weight: 600 !important;
    letter-spacing: 0.5px !important;
    border-radius: var(--radius-full) !important;
    padding: 0.35rem 0.75rem !important;
}

/* ========================================
   Buttons Modern
   ======================================== */
.rz-button-md {
    border-radius: var(--radius-md) !important;
    font-weight: 600 !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.rz-button-md:hover {
    transform: translateY(-2px) !important;
    box-shadow: var(--shadow-md) !important;
}

.rz-primary {
    background: var(--primary-gradient) !important;
    border: none !important;
}

.rz-primary:hover {
    box-shadow: 0 4px 16px rgba(102, 126, 234, 0.4) !important;
}

/* ========================================
   Form Fields Modern
   ======================================== */
.rz-textbox, .rz-dropdown, .rz-password {
    border-radius: var(--radius-md) !important;
    border: 2px solid #e2e8f0 !important;
    transition: all 0.2s ease !important;
}

.rz-textbox:focus, .rz-dropdown:focus, .rz-password:focus {
    border-color: var(--primary-color) !important;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1) !important;
}

/* ========================================
   Alerts Modern
   ======================================== */
.rz-alert {
    border-radius: var(--radius-md) !important;
    border: none !important;
}

/* ========================================
   Page Headers
   ======================================== */
.page-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.page-header h1, .page-header h2, .page-header h3, .page-header h4 {
    margin: 0;
    font-weight: 700;
    color: #1a1a2e;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-header .header-icon {
    font-size: 2rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.animate-fade-in {
    animation: fadeInUp 0.5s ease-out forwards;
}

.animate-fade-in-delay-1 { animation-delay: 0.1s; opacity: 0; }
.animate-fade-in-delay-2 { animation-delay: 0.2s; opacity: 0; }
.animate-fade-in-delay-3 { animation-delay: 0.3s; opacity: 0; }
.animate-fade-in-delay-4 { animation-delay: 0.4s; opacity: 0; }

/* ========================================
   Utility Classes
   ======================================== */
.text-gradient {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient-primary { background: var(--primary-gradient); }
.bg-gradient-success { background: var(--success-gradient); }
.bg-gradient-info { background: var(--info-gradient); }
.bg-gradient-warning { background: var(--warning-gradient); }

.glass-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-lg);
}

/* ========================================
   Responsive Adjustments
   ======================================== */
@media (max-width: 768px) {
    .stat-card .stat-value {
        font-size: 2rem;
    }
    
    .stat-card .stat-icon {
        font-size: 2.5rem;
    }
    
    .quick-action-btn {
        min-width: 100px;
        padding: 1rem;
    }
}