/* ============================================
   MODERN UI ENHANCEMENTS - Cut Alert System
   ============================================
   Global styles for improved visual hierarchy,
   modern design elements, and mobile optimization
   ============================================ */

/* ============================================
   GLOBAL VARIABLES & FOUNDATION
   ============================================ */
:root {
    /* Color Palette */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --primary-gradient-hover: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    --success-gradient: linear-gradient(135deg, #48bb78 0%, #38a169 100%);
    --danger-gradient: linear-gradient(135deg, #f56565 0%, #e53e3e 100%);
    --warning-gradient: linear-gradient(135deg, #ed8936 0%, #dd6b20 100%);
    --info-gradient: linear-gradient(135deg, #4299e1 0%, #3182ce 100%);
    
    /* Shadows - Modern depth system */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-colored: 0 10px 30px -5px rgba(102, 126, 234, 0.3);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ============================================
   ENHANCED CARD STYLES
   ============================================ */
.modern-card {
    background: #ffffff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: all var(--transition-base);
    overflow: hidden;
    position: relative;
}

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

.modern-card-header {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-bottom: 2px solid #e9ecef;
    padding: var(--spacing-md) var(--spacing-lg);
    font-weight: 600;
    font-size: 1.1rem;
    color: #212529;
}

.modern-card-body {
    padding: var(--spacing-lg);
}

/* ============================================
   ENHANCED BUTTON STYLES
   ============================================ */
.btn-modern {
    border-radius: var(--radius-md);
    padding: 0.625rem 1.5rem;
    font-weight: 600;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
    border: none;
}

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

.btn-modern:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

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

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

.btn-success-modern {
    background: var(--success-gradient);
    color: white;
}

.btn-danger-modern {
    background: var(--danger-gradient);
    color: white;
}

/* ============================================
   TYPOGRAPHY HIERARCHY
   ============================================ */
.page-title {
    font-size: 2rem;
    font-weight: 700;
    color: #212529;
    margin-bottom: 0.5rem;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.page-subtitle {
    font-size: 1.1rem;
    color: #6c757d;
    font-weight: 400;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #212529;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-xs);
    border-bottom: 2px solid #e9ecef;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #212529;
    margin-bottom: var(--spacing-sm);
}

/* ============================================
   STATISTIC CARDS (Dashboard)
   ============================================ */
.stat-card-modern {
    background: #ffffff;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border-left: 4px solid;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    width: 100%; /* Ensure stat cards always fill their column width */
    min-height: 140px; /* Keep all stat cards the same height */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.stat-card-modern::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(30%, -30%);
}

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

.stat-card-modern.primary {
    border-left-color: #667eea;
}

.stat-card-modern.success {
    border-left-color: #48bb78;
}

.stat-card-modern.warning {
    border-left-color: #ed8936;
}

.stat-card-modern.info {
    border-left-color: #4299e1;
}

.stat-card-modern.danger {
    border-left-color: #f56565;
}

.stat-value-modern {
    font-size: 2.5rem;
    font-weight: 700;
    color: #212529;
    margin: 0;
    line-height: 1;
}

.stat-label-modern {
    font-size: 0.95rem;
    color: #6c757d;
    font-weight: 500;
    margin-top: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ============================================
   FORM ENHANCEMENTS
   ============================================ */
.form-control-modern {
    border-radius: var(--radius-md);
    border: 2px solid #e9ecef;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: all var(--transition-base);
    background: #ffffff;
}

.form-control-modern:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
    outline: none;
}

.form-label-modern {
    font-weight: 600;
    color: #212529;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

/* ============================================
   TABLE ENHANCEMENTS
   ============================================ */
.table-modern {
    background: #ffffff;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.table-modern thead {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.table-modern thead th {
    font-weight: 600;
    color: #212529;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    padding: 1rem;
    border-bottom: 2px solid #dee2e6;
}

.table-modern tbody tr {
    transition: all var(--transition-fast);
    border-bottom: 1px solid #f1f3f5;
}

.table-modern tbody tr:hover {
    background: #f8f9fa;
    transform: scale(1.01);
    box-shadow: var(--shadow-sm);
}

.table-modern tbody td {
    padding: 1rem;
    vertical-align: middle;
}

/* ============================================
   BADGE ENHANCEMENTS
   ============================================ */
.badge-modern {
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.85rem;
    box-shadow: var(--shadow-sm);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.badge-modern.primary {
    background: var(--primary-gradient);
    color: white;
}

.badge-modern.success {
    background: var(--success-gradient);
    color: white;
}

.badge-modern.danger {
    background: var(--danger-gradient);
    color: white;
}

.badge-modern.warning {
    background: var(--warning-gradient);
    color: white;
}

.badge-modern.info {
    background: var(--info-gradient);
    color: white;
}

/* ============================================
   ALERT ENHANCEMENTS
   ============================================ */
.alert-modern {
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    border-left: 4px solid;
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-md);
}

.alert-modern.alert-success {
    background: linear-gradient(135deg, #f0fff4 0%, #c6f6d5 100%);
    border-left-color: #48bb78;
    color: #22543d;
}

.alert-modern.alert-danger {
    background: linear-gradient(135deg, #fff5f5 0%, #fed7d7 100%);
    border-left-color: #f56565;
    color: #742a2a;
}

.alert-modern.alert-warning {
    background: linear-gradient(135deg, #fffaf0 0%, #feebc8 100%);
    border-left-color: #ed8936;
    color: #7c2d12;
}

.alert-modern.alert-info {
    background: linear-gradient(135deg, #ebf8ff 0%, #bee3f8 100%);
    border-left-color: #4299e1;
    color: #2c5282;
}

/* ============================================
   MOBILE OPTIMIZATIONS
   ============================================ */
@media (max-width: 768px) {
    .page-title {
        font-size: 1.5rem;
    }
    
    .page-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.25rem;
    }
    
    .stat-value-modern {
        font-size: 2rem;
    }
    
    .modern-card {
        border-radius: var(--radius-md);
        margin-bottom: var(--spacing-md);
    }
    
    .modern-card-body {
        padding: var(--spacing-md);
    }
    
    .table-modern {
        font-size: 0.9rem;
    }
    
    .table-modern thead th,
    .table-modern tbody td {
        padding: 0.75rem 0.5rem;
    }
}

@media (max-width: 576px) {
    .page-title {
        font-size: 1.25rem;
    }
    
    .stat-value-modern {
        font-size: 1.75rem;
    }
    
    .btn-modern {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.shadow-modern {
    box-shadow: var(--shadow-lg);
}

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

/* Cut Alert logo color - must override all other styles including page-specific inline CSS */
#left-nav h2 a,
#left-nav h2 a.sidebar-brand-link,
#left-nav .sidebar-brand-link,
.sidebar-brand-link {
    color: #1A73E8 !important; /* Branded Cut Alert blue - overrides all white color rules */
}

#left-nav h2 a:hover,
#left-nav h2 a.sidebar-brand-link:hover,
#left-nav .sidebar-brand-link:hover,
.sidebar-brand-link:hover {
    color: #1A73E8 !important;
    text-decoration: none;
}

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

.text-gradient {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.spacing-section {
    margin-bottom: var(--spacing-xl);
}

.spacing-card {
    margin-bottom: var(--spacing-lg);
}

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

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* ============================================
   NAVIGATION ENHANCEMENTS
   ============================================ */
.nav-link-modern {
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
    margin: 0.25rem 0;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-link-modern:hover {
    background: rgba(102, 126, 234, 0.1);
    transform: translateX(4px);
}

.nav-link-modern.active {
    background: var(--primary-gradient);
    color: white;
    box-shadow: var(--shadow-md);
}

/* ============================================
   LOADING STATES
   ============================================ */
.loading-shimmer {
    background: linear-gradient(
        90deg,
        #f0f0f0 0%,
        #e0e0e0 50%,
        #f0f0f0 100%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

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