/* ==================== ENHANCED CSS WITH MODERN UTILITIES ==================== */
/* This file provides advanced CSS enhancements using modern CSS features */

/* ==================== CSS VARIABLES & ENHANCED THEME ==================== */
:root {
    /* Extended Color Palette */
    --primary: #0084ff;
    --primary-50: #e6f4ff;
    --primary-100: #cce9ff;
    --primary-200: #99d3ff;
    --primary-300: #66bdff;
    --primary-400: #33a7ff;
    --primary-500: #0084ff;
    --primary-600: #0066cc;
    --primary-700: #004d99;
    --primary-800: #003366;
    --primary-900: #001a33;
    
    --secondary: #ff6b9d;
    --accent: #ffa502;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #06b6d4;
    
    /* Advanced Gradients */
    --gradient-primary: linear-gradient(135deg, #0084ff 0%, #0066cc 100%);
    --gradient-primary-radial: radial-gradient(circle at top right, #0084ff, #0066cc);
    --gradient-rainbow: linear-gradient(135deg, #667eea 0%, #764ba2 25%, #f093fb 50%, #4facfe 75%, #00f2fe 100%);
    --gradient-sunset: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    --gradient-ocean: linear-gradient(135deg, #2e3192 0%, #1bffff 100%);
    --gradient-fire: linear-gradient(135deg, #f83600 0%, #f9d423 100%);
    --gradient-aurora: linear-gradient(135deg, #13547a 0%, #80d0c7 100%);
    --gradient-cosmic: linear-gradient(135deg, #ff0080 0%, #ff8c00 50%, #40e0d0 100%);
    
    /* Glass Morphism */
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-blur: 16px;
    
    /* Neumorphism */
    --neu-shadow-light: 8px 8px 16px rgba(0, 0, 0, 0.1), -8px -8px 16px rgba(255, 255, 255, 0.05);
    --neu-shadow-dark: 8px 8px 16px rgba(0, 0, 0, 0.3), -8px -8px 16px rgba(255, 255, 255, 0.02);
    
    /* Advanced Shadows */
    --shadow-glow-primary: 0 0 20px rgba(0, 132, 255, 0.4);
    --shadow-glow-success: 0 0 20px rgba(16, 185, 129, 0.4);
    --shadow-glow-danger: 0 0 20px rgba(239, 68, 68, 0.4);
    --shadow-3d: 0 10px 30px -15px rgba(0, 0, 0, 0.3);
    --shadow-brutal: 4px 4px 0 0 #000;
    
    /* Typography Scale */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    
    /* Advanced Transitions */
    --transition-spring: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --transition-smooth: cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* ==================== ENHANCED UTILITY CLASSES ==================== */

/* Flexbox Utilities */
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.justify-evenly { justify-content: space-evenly; }
.gap-1 { gap: 0.25rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }

/* Grid Utilities */
.grid { display: grid; }
.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
.grid-cols-auto { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }

/* Spacing Utilities */
.p-0 { padding: 0; }
.p-2 { padding: 0.5rem; }
.p-4 { padding: 1rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-3 { padding-top: 0.75rem; padding-bottom: 0.75rem; }
.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.m-0 { margin: 0; }
.m-auto { margin: auto; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* Text Utilities */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }
.text-xs { font-size: var(--text-xs); }
.text-sm { font-size: var(--text-sm); }
.text-base { font-size: var(--text-base); }
.text-lg { font-size: var(--text-lg); }
.text-xl { font-size: var(--text-xl); }
.text-2xl { font-size: var(--text-2xl); }
.text-3xl { font-size: var(--text-3xl); }

/* Border Radius */
.rounded { border-radius: 0.25rem; }
.rounded-md { border-radius: 0.375rem; }
.rounded-lg { border-radius: 0.5rem; }
.rounded-xl { border-radius: 0.75rem; }
.rounded-2xl { border-radius: 1rem; }
.rounded-full { border-radius: 9999px; }

/* Position */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

/* Display */
.hidden { display: none; }
.block { display: block; }
.inline-block { display: inline-block; }

/* Overflow */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-x-hidden { overflow-x: hidden; }

/* Width & Height */
.w-full { width: 100%; }
.h-full { height: 100%; }
.min-h-screen { min-height: 100vh; }

/* ==================== MODERN BUTTON VARIANTS ==================== */
.btn-modern {
    padding: 0.75rem 1.5rem;
    border-radius: 0.75rem;
    font-weight: 600;
    font-size: 0.875rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
}

.btn-modern::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-modern:hover::before {
    width: 300px;
    height: 300px;
}

.btn-modern:active {
    transform: scale(0.95);
}

.btn-gradient-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 12px rgba(0, 132, 255, 0.3);
}

.btn-gradient-primary:hover {
    box-shadow: 0 8px 24px rgba(0, 132, 255, 0.4);
    transform: translateY(-2px);
}

.btn-gradient-rainbow {
    background: var(--gradient-rainbow);
    background-size: 200% 200%;
    animation: gradientShift 3s ease infinite;
    color: white;
}

.btn-neon {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
    text-shadow: 0 0 10px rgba(0, 132, 255, 0.5);
    box-shadow: 0 0 10px rgba(0, 132, 255, 0.3),
                inset 0 0 10px rgba(0, 132, 255, 0.1);
}

.btn-neon:hover {
    background: var(--primary);
    color: white;
    box-shadow: 0 0 20px rgba(0, 132, 255, 0.6),
                inset 0 0 20px rgba(0, 132, 255, 0.2);
}

.btn-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    color: white;
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

.btn-neumorphic {
    background: #e0e5ec;
    box-shadow: var(--neu-shadow-light);
    color: #333;
}

.btn-neumorphic:hover {
    box-shadow: inset var(--neu-shadow-light);
}

.btn-brutal {
    background: #ffdd00;
    color: #000;
    border: 3px solid #000;
    box-shadow: var(--shadow-brutal);
    border-radius: 0;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-brutal:hover {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 0 #000;
}

/* ==================== ADVANCED CARD DESIGNS ==================== */
.card-modern {
    background: white;
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.card-modern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
}

.card-modern:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.card-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 1.5rem;
    padding: 2rem;
    color: white;
}

.card-glass::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
}

.card-gradient {
    background: var(--gradient-rainbow);
    background-size: 200% 200%;
    animation: gradientShift 8s ease infinite;
    border-radius: 1.5rem;
    padding: 2rem;
    color: white;
    position: relative;
}

.card-gradient::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 2px;
    background: linear-gradient(135deg, rgba(255,255,255,0.3), transparent);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
}

.card-hover-lift {
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.card-hover-lift:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.card-3d {
    transform-style: preserve-3d;
    transition: transform 0.6s;
}

.card-3d:hover {
    transform: rotateY(10deg) rotateX(5deg);
}

/* ==================== LOADING ANIMATIONS ==================== */
.loader-spinner {
    width: 48px;
    height: 48px;
    border: 5px solid rgba(0, 132, 255, 0.1);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.loader-dots {
    display: flex;
    gap: 0.5rem;
}

.loader-dots span {
    width: 12px;
    height: 12px;
    background: var(--primary);
    border-radius: 50%;
    animation: bounce 1.4s infinite ease-in-out both;
}

.loader-dots span:nth-child(1) { animation-delay: -0.32s; }
.loader-dots span:nth-child(2) { animation-delay: -0.16s; }

.loader-pulse {
    width: 60px;
    height: 60px;
    background: var(--primary);
    border-radius: 50%;
    animation: pulse 1.5s ease-in-out infinite;
}

.loader-bars {
    display: flex;
    gap: 4px;
    align-items: flex-end;
    height: 40px;
}

.loader-bars span {
    width: 6px;
    background: var(--primary);
    animation: bars 1.2s ease-in-out infinite;
}

.loader-bars span:nth-child(2) { animation-delay: 0.1s; }
.loader-bars span:nth-child(3) { animation-delay: 0.2s; }
.loader-bars span:nth-child(4) { animation-delay: 0.3s; }
.loader-bars span:nth-child(5) { animation-delay: 0.4s; }

/* ==================== TOAST NOTIFICATIONS ==================== */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    min-width: 300px;
    max-width: 500px;
    padding: 1rem 1.5rem;
    border-radius: 0.75rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    gap: 1rem;
    animation: slideInRight 0.3s ease-out;
    z-index: 9999;
}

.toast-success {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
}

.toast-error {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
}

.toast-warning {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
}

.toast-info {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
    color: white;
}

.toast-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.toast-message {
    font-size: 0.875rem;
    opacity: 0.9;
}

.toast-close {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: background 0.2s;
}

.toast-close:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* ==================== PROGRESS BARS ==================== */
.progress-modern {
    width: 100%;
    height: 8px;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 999px;
    overflow: hidden;
    position: relative;
}

.progress-bar-modern {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: inherit;
    transition: width 0.3s ease;
    position: relative;
    overflow: hidden;
}

.progress-bar-modern::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: shimmer 2s infinite;
}

.progress-striped {
    background-image: linear-gradient(
        45deg,
        rgba(255, 255, 255, 0.15) 25%,
        transparent 25%,
        transparent 50%,
        rgba(255, 255, 255, 0.15) 50%,
        rgba(255, 255, 255, 0.15) 75%,
        transparent 75%,
        transparent
    );
    background-size: 1rem 1rem;
    animation: progressStripes 1s linear infinite;
}

.progress-glow {
    box-shadow: 0 0 10px var(--primary),
                inset 0 0 10px rgba(255, 255, 255, 0.2);
}

/* ==================== SKELETON LOADERS ==================== */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s ease-in-out infinite;
    border-radius: 0.5rem;
}

.skeleton-text {
    height: 1rem;
    margin-bottom: 0.5rem;
}

.skeleton-text:last-child {
    width: 70%;
}

.skeleton-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
}

.skeleton-card {
    height: 200px;
    border-radius: 1rem;
}

/* ==================== GRADIENT TEXT ==================== */
.text-gradient-primary {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
}

.text-gradient-rainbow {
    background: var(--gradient-rainbow);
    background-size: 200% 200%;
    animation: gradientShift 3s ease infinite;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
}

.text-glow {
    color: var(--primary);
    text-shadow: 0 0 10px rgba(0, 132, 255, 0.5),
                 0 0 20px rgba(0, 132, 255, 0.3);
}

/* ==================== HOVER EFFECTS ==================== */
.hover-grow {
    transition: transform 0.3s ease;
}

.hover-grow:hover {
    transform: scale(1.05);
}

.hover-rotate {
    transition: transform 0.3s ease;
}

.hover-rotate:hover {
    transform: rotate(5deg);
}

.hover-float {
    transition: transform 0.3s ease;
}

.hover-float:hover {
    transform: translateY(-8px);
}

.hover-glow {
    transition: box-shadow 0.3s ease;
}

.hover-glow:hover {
    box-shadow: var(--shadow-glow-primary);
}

.hover-underline-animated {
    position: relative;
}

.hover-underline-animated::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background: var(--primary);
    transition: width 0.3s ease;
}

.hover-underline-animated:hover::after {
    width: 100%;
}

/* ==================== BADGE VARIANTS ==================== */
.badge-modern {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

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

.badge-glow {
    background: var(--primary);
    color: white;
    box-shadow: 0 0 15px rgba(0, 132, 255, 0.5);
}

.badge-pulse {
    animation: pulse 2s infinite;
}

/* ==================== INPUT ENHANCEMENTS ==================== */
.input-modern {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 0.75rem;
    font-size: 1rem;
    transition: all 0.3s ease;
    outline: none;
}

.input-modern:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(0, 132, 255, 0.1);
}

.input-glow {
    border: 2px solid var(--primary);
    background: rgba(0, 132, 255, 0.05);
}

.input-glow:focus {
    box-shadow: 0 0 20px rgba(0, 132, 255, 0.3);
}

.input-group-modern {
    display: flex;
    border: 2px solid #e0e0e0;
    border-radius: 0.75rem;
    overflow: hidden;
    transition: all 0.3s ease;
}

.input-group-modern:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(0, 132, 255, 0.1);
}

.input-group-modern input {
    flex: 1;
    border: none;
    padding: 0.75rem 1rem;
    outline: none;
}

.input-group-icon {
    display: flex;
    align-items: center;
    padding: 0 1rem;
    background: #f5f5f5;
    color: #666;
}

/* ==================== SCROLLBAR STYLING ==================== */
.scrollbar-modern::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.scrollbar-modern::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.05);
    border-radius: 999px;
}

.scrollbar-modern::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 999px;
}

.scrollbar-modern::-webkit-scrollbar-thumb:hover {
    background: var(--primary-700);
}

.scrollbar-thin::-webkit-scrollbar {
    width: 4px;
    height: 4px;
}

/* ==================== ANIMATIONS ==================== */
@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes bounce {
    0%, 80%, 100% { transform: scale(0); }
    40% { transform: scale(1); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.7; }
}

@keyframes bars {
    0%, 100% { height: 10px; }
    50% { height: 100%; }
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

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

@keyframes progressStripes {
    0% { background-position: 0 0; }
    100% { background-position: 1rem 0; }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { transform: translateY(20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

@keyframes scaleIn {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

@keyframes wiggle {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(-5deg); }
    75% { transform: rotate(5deg); }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-10px); }
    20%, 40%, 60%, 80% { transform: translateX(10px); }
}

/* ==================== ANIMATION CLASSES ==================== */
.animate-fade-in { animation: fadeIn 0.5s ease-out; }
.animate-slide-up { animation: slideUp 0.5s ease-out; }
.animate-scale-in { animation: scaleIn 0.5s ease-out; }
.animate-wiggle { animation: wiggle 0.5s ease-in-out; }
.animate-shake { animation: shake 0.5s; }
.animate-spin { animation: spin 1s linear infinite; }
.animate-pulse { animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite; }
.animate-bounce { animation: bounce 1s infinite; }

/* Animation delays */
.delay-100 { animation-delay: 100ms; }
.delay-200 { animation-delay: 200ms; }
.delay-300 { animation-delay: 300ms; }
.delay-500 { animation-delay: 500ms; }

/* ==================== RESPONSIVE UTILITIES ==================== */
@media (max-width: 768px) {
    .mobile-hidden { display: none; }
    .grid-cols-auto { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
    .toast { bottom: 1rem; right: 1rem; left: 1rem; }
}

@media (min-width: 769px) {
    .desktop-hidden { display: none; }
}

/* ==================== DARK MODE SUPPORT ==================== */
@media (prefers-color-scheme: dark) {
    .auto-dark {
        color-scheme: dark;
    }
    
    .card-modern {
        background: #1e1e1e;
        color: #fff;
    }
    
    .skeleton {
        background: linear-gradient(90deg, #2a2a2a 25%, #3a3a3a 50%, #2a2a2a 75%);
        background-size: 200% 100%;
    }
    
    .input-modern {
        background: #2a2a2a;
        border-color: #3a3a3a;
        color: #fff;
    }
}

/* ==================== PRINT STYLES ==================== */
@media print {
    .no-print { display: none !important; }
    .card-modern { box-shadow: none; border: 1px solid #ddd; }
}

/* ==================== BOOTSTRAP 5 ENHANCED UTILITIES ==================== */

/* Bootstrap Grid System Extensions */
.container-fluid-custom {
    width: 100%;
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto;
}

.container-custom {
    width: 100%;
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto;
    max-width: 1320px;
}

@media (min-width: 576px) {
    .container-custom { max-width: 540px; }
}

@media (min-width: 768px) {
    .container-custom { max-width: 720px; }
}

@media (min-width: 992px) {
    .container-custom { max-width: 960px; }
}

@media (min-width: 1200px) {
    .container-custom { max-width: 1140px; }
}

@media (min-width: 1400px) {
    .container-custom { max-width: 1320px; }
}

/* Bootstrap Row & Column System */
.row-bs {
    display: flex;
    flex-wrap: wrap;
    margin-right: -15px;
    margin-left: -15px;
}

.col-bs {
    flex: 1 0 0%;
    padding-right: 15px;
    padding-left: 15px;
}

.col-bs-auto {
    flex: 0 0 auto;
    width: auto;
    padding-right: 15px;
    padding-left: 15px;
}

/* Responsive Column Classes */
.col-bs-1 { flex: 0 0 auto; width: 8.33333333%; }
.col-bs-2 { flex: 0 0 auto; width: 16.66666667%; }
.col-bs-3 { flex: 0 0 auto; width: 25%; }
.col-bs-4 { flex: 0 0 auto; width: 33.33333333%; }
.col-bs-5 { flex: 0 0 auto; width: 41.66666667%; }
.col-bs-6 { flex: 0 0 auto; width: 50%; }
.col-bs-7 { flex: 0 0 auto; width: 58.33333333%; }
.col-bs-8 { flex: 0 0 auto; width: 66.66666667%; }
.col-bs-9 { flex: 0 0 auto; width: 75%; }
.col-bs-10 { flex: 0 0 auto; width: 83.33333333%; }
.col-bs-11 { flex: 0 0 auto; width: 91.66666667%; }
.col-bs-12 { flex: 0 0 auto; width: 100%; }

@media (min-width: 576px) {
    .col-sm-1 { flex: 0 0 auto; width: 8.33333333%; }
    .col-sm-2 { flex: 0 0 auto; width: 16.66666667%; }
    .col-sm-3 { flex: 0 0 auto; width: 25%; }
    .col-sm-4 { flex: 0 0 auto; width: 33.33333333%; }
    .col-sm-6 { flex: 0 0 auto; width: 50%; }
    .col-sm-8 { flex: 0 0 auto; width: 66.66666667%; }
    .col-sm-12 { flex: 0 0 auto; width: 100%; }
}

@media (min-width: 768px) {
    .col-md-1 { flex: 0 0 auto; width: 8.33333333%; }
    .col-md-2 { flex: 0 0 auto; width: 16.66666667%; }
    .col-md-3 { flex: 0 0 auto; width: 25%; }
    .col-md-4 { flex: 0 0 auto; width: 33.33333333%; }
    .col-md-6 { flex: 0 0 auto; width: 50%; }
    .col-md-8 { flex: 0 0 auto; width: 66.66666667%; }
    .col-md-12 { flex: 0 0 auto; width: 100%; }
}

@media (min-width: 992px) {
    .col-lg-1 { flex: 0 0 auto; width: 8.33333333%; }
    .col-lg-2 { flex: 0 0 auto; width: 16.66666667%; }
    .col-lg-3 { flex: 0 0 auto; width: 25%; }
    .col-lg-4 { flex: 0 0 auto; width: 33.33333333%; }
    .col-lg-6 { flex: 0 0 auto; width: 50%; }
    .col-lg-8 { flex: 0 0 auto; width: 66.66666667%; }
    .col-lg-12 { flex: 0 0 auto; width: 100%; }
}

/* ==================== BOOTSTRAP ENHANCED CARDS ==================== */
.card-bs {
    position: relative;
    display: flex;
    flex-direction: column;
    min-width: 0;
    word-wrap: break-word;
    background-color: #fff;
    background-clip: border-box;
    border: 1px solid rgba(0, 0, 0, 0.125);
    border-radius: 0.375rem;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    transition: all 0.3s ease;
}

.card-bs:hover {
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

.card-header-bs {
    padding: 0.75rem 1.25rem;
    margin-bottom: 0;
    background-color: rgba(0, 0, 0, 0.03);
    border-bottom: 1px solid rgba(0, 0, 0, 0.125);
    border-radius: 0.375rem 0.375rem 0 0;
    font-weight: 600;
}

.card-body-bs {
    flex: 1 1 auto;
    padding: 1.25rem;
}

.card-footer-bs {
    padding: 0.75rem 1.25rem;
    background-color: rgba(0, 0, 0, 0.03);
    border-top: 1px solid rgba(0, 0, 0, 0.125);
    border-radius: 0 0 0.375rem 0.375rem;
}

.card-img-top-bs {
    width: 100%;
    border-top-left-radius: 0.375rem;
    border-top-right-radius: 0.375rem;
}

.card-title-bs {
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.card-text-bs {
    margin-bottom: 1rem;
}

/* Card Variants */
.card-bs-primary {
    background: var(--gradient-primary);
    color: white;
    border: none;
}

.card-bs-success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    border: none;
}

.card-bs-danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
    border: none;
}

.card-bs-glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
}

/* ==================== BOOTSTRAP ENHANCED BUTTONS ==================== */
.btn-bs {
    display: inline-block;
    font-weight: 500;
    line-height: 1.5;
    color: #212529;
    text-align: center;
    text-decoration: none;
    vertical-align: middle;
    cursor: pointer;
    user-select: none;
    background-color: transparent;
    border: 1px solid transparent;
    padding: 0.5rem 1rem;
    font-size: 1rem;
    border-radius: 0.375rem;
    transition: all 0.15s ease-in-out;
}

.btn-bs:hover {
    transform: translateY(-1px);
}

.btn-bs:active {
    transform: scale(0.98);
}

.btn-bs-primary {
    color: #fff;
    background: var(--gradient-primary);
    border-color: var(--primary);
    box-shadow: 0 2px 8px rgba(0, 132, 255, 0.3);
}

.btn-bs-primary:hover {
    box-shadow: 0 4px 16px rgba(0, 132, 255, 0.4);
    filter: brightness(1.1);
}

.btn-bs-secondary {
    color: #fff;
    background-color: #6c757d;
    border-color: #6c757d;
}

.btn-bs-success {
    color: #fff;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-color: #10b981;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.btn-bs-danger {
    color: #fff;
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    border-color: #ef4444;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.3);
}

.btn-bs-warning {
    color: #000;
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    border-color: #f59e0b;
}

.btn-bs-info {
    color: #fff;
    background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
    border-color: #06b6d4;
}

.btn-bs-outline-primary {
    color: var(--primary);
    border-color: var(--primary);
    background: transparent;
}

.btn-bs-outline-primary:hover {
    color: #fff;
    background: var(--gradient-primary);
}

.btn-bs-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1.125rem;
    border-radius: 0.5rem;
}

.btn-bs-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
    border-radius: 0.25rem;
}

/* ==================== BOOTSTRAP ENHANCED FORMS ==================== */
.form-control-bs {
    display: block;
    width: 100%;
    padding: 0.5rem 0.75rem;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: #212529;
    background-color: #fff;
    background-clip: padding-box;
    border: 1px solid #ced4da;
    border-radius: 0.375rem;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.form-control-bs:focus {
    color: #212529;
    background-color: #fff;
    border-color: var(--primary);
    outline: 0;
    box-shadow: 0 0 0 0.25rem rgba(0, 132, 255, 0.25);
}

.form-control-bs-lg {
    padding: 0.75rem 1rem;
    font-size: 1.125rem;
    border-radius: 0.5rem;
}

.form-control-bs-sm {
    padding: 0.375rem 0.5rem;
    font-size: 0.875rem;
    border-radius: 0.25rem;
}

.form-label-bs {
    display: inline-block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #212529;
}

.form-text-bs {
    margin-top: 0.25rem;
    font-size: 0.875rem;
    color: #6c757d;
}

.form-floating-bs {
    position: relative;
}

.form-floating-bs > .form-control-bs {
    padding: 1rem 0.75rem;
}

.form-floating-bs > label {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    padding: 1rem 0.75rem;
    pointer-events: none;
    border: 1px solid transparent;
    transform-origin: 0 0;
    transition: opacity 0.1s ease-in-out, transform 0.1s ease-in-out;
    color: rgba(33, 37, 41, 0.65);
}

.form-floating-bs > .form-control-bs:focus ~ label,
.form-floating-bs > .form-control-bs:not(:placeholder-shown) ~ label {
    opacity: 0.65;
    transform: scale(0.85) translateY(-0.5rem) translateX(0.15rem);
}

/* Input Groups */
.input-group-bs {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    align-items: stretch;
    width: 100%;
}

.input-group-bs > .form-control-bs {
    position: relative;
    flex: 1 1 auto;
    width: 1%;
    min-width: 0;
}

.input-group-text-bs {
    display: flex;
    align-items: center;
    padding: 0.5rem 0.75rem;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: #212529;
    text-align: center;
    white-space: nowrap;
    background-color: #e9ecef;
    border: 1px solid #ced4da;
    border-radius: 0.375rem;
}

/* ==================== BOOTSTRAP ALERTS ==================== */
.alert-bs {
    position: relative;
    padding: 1rem 1.25rem;
    margin-bottom: 1rem;
    border: 1px solid transparent;
    border-radius: 0.375rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.alert-bs-primary {
    color: #004085;
    background-color: #cce5ff;
    border-color: #b8daff;
}

.alert-bs-success {
    color: #065f46;
    background-color: #d1fae5;
    border-color: #a7f3d0;
}

.alert-bs-danger {
    color: #991b1b;
    background-color: #fee2e2;
    border-color: #fecaca;
}

.alert-bs-warning {
    color: #92400e;
    background-color: #fef3c7;
    border-color: #fde68a;
}

.alert-bs-info {
    color: #164e63;
    background-color: #cffafe;
    border-color: #a5f3fc;
}

.alert-dismissible-bs {
    padding-right: 3rem;
}

.btn-close-bs {
    box-sizing: content-box;
    width: 1em;
    height: 1em;
    padding: 0.25em;
    color: #000;
    background: transparent url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23000'%3e%3cpath d='M.293.293a1 1 0 011.414 0L8 6.586 14.293.293a1 1 0 111.414 1.414L9.414 8l6.293 6.293a1 1 0 01-1.414 1.414L8 9.414l-6.293 6.293a1 1 0 01-1.414-1.414L6.586 8 .293 1.707a1 1 0 010-1.414z'/%3e%3c/svg%3e") center/1em auto no-repeat;
    border: 0;
    border-radius: 0.375rem;
    opacity: 0.5;
    cursor: pointer;
}

.btn-close-bs:hover {
    opacity: 0.75;
}

/* ==================== BOOTSTRAP BADGES ==================== */
.badge-bs {
    display: inline-block;
    padding: 0.35em 0.65em;
    font-size: 0.75em;
    font-weight: 600;
    line-height: 1;
    color: #fff;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
    border-radius: 0.375rem;
}

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

.badge-bs-secondary {
    background-color: #6c757d;
}

.badge-bs-success {
    background: linear-gradient(135deg, #10b981, #059669);
}

.badge-bs-danger {
    background: linear-gradient(135deg, #ef4444, #dc2626);
}

.badge-bs-warning {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: #000;
}

.badge-bs-info {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
}

.badge-bs-pill {
    border-radius: 10rem;
}

/* ==================== BOOTSTRAP BREADCRUMB ==================== */
.breadcrumb-bs {
    display: flex;
    flex-wrap: wrap;
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
    list-style: none;
    background-color: #f8f9fa;
    border-radius: 0.375rem;
}

.breadcrumb-item-bs {
    display: flex;
    align-items: center;
}

.breadcrumb-item-bs + .breadcrumb-item-bs {
    padding-left: 0.5rem;
}

.breadcrumb-item-bs + .breadcrumb-item-bs::before {
    display: inline-block;
    padding-right: 0.5rem;
    color: #6c757d;
    content: "/";
}

.breadcrumb-item-bs.active {
    color: #6c757d;
}

/* ==================== BOOTSTRAP PAGINATION ==================== */
.pagination-bs {
    display: flex;
    padding-left: 0;
    list-style: none;
    gap: 0.25rem;
}

.page-item-bs {
    display: inline-block;
}

.page-link-bs {
    position: relative;
    display: block;
    padding: 0.5rem 0.75rem;
    color: var(--primary);
    text-decoration: none;
    background-color: #fff;
    border: 1px solid #dee2e6;
    border-radius: 0.375rem;
    transition: all 0.15s ease-in-out;
}

.page-link-bs:hover {
    z-index: 2;
    color: var(--primary-700);
    background-color: #e9ecef;
    border-color: #dee2e6;
    transform: translateY(-1px);
}

.page-item-bs.active .page-link-bs {
    z-index: 3;
    color: #fff;
    background: var(--gradient-primary);
    border-color: var(--primary);
}

.page-item-bs.disabled .page-link-bs {
    color: #6c757d;
    pointer-events: none;
    background-color: #fff;
    border-color: #dee2e6;
    opacity: 0.65;
}

/* ==================== BOOTSTRAP MODAL ==================== */
.modal-bs {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1050;
    display: none;
    width: 100%;
    height: 100%;
    overflow: hidden;
    outline: 0;
}

.modal-bs.show {
    display: block;
}

.modal-dialog-bs {
    position: relative;
    width: auto;
    margin: 1.75rem auto;
    pointer-events: none;
    max-width: 500px;
}

.modal-content-bs {
    position: relative;
    display: flex;
    flex-direction: column;
    width: 100%;
    pointer-events: auto;
    background-color: #fff;
    background-clip: padding-box;
    border: 1px solid rgba(0, 0, 0, 0.2);
    border-radius: 0.5rem;
    outline: 0;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.modal-backdrop-bs {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1040;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal-header-bs {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem;
    border-bottom: 1px solid #dee2e6;
    border-top-left-radius: 0.5rem;
    border-top-right-radius: 0.5rem;
}

.modal-title-bs {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.5;
}

.modal-body-bs {
    position: relative;
    flex: 1 1 auto;
    padding: 1.25rem;
}

.modal-footer-bs {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    padding: 1rem;
    border-top: 1px solid #dee2e6;
    border-bottom-right-radius: 0.5rem;
    border-bottom-left-radius: 0.5rem;
    gap: 0.5rem;
}

/* ==================== BOOTSTRAP NAVBAR ==================== */
.navbar-bs {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    background-color: #fff;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

.navbar-brand-bs {
    padding-top: 0.3125rem;
    padding-bottom: 0.3125rem;
    margin-right: 1rem;
    font-size: 1.25rem;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
    color: #212529;
}

.navbar-nav-bs {
    display: flex;
    flex-direction: row;
    padding-left: 0;
    margin-bottom: 0;
    list-style: none;
    gap: 1rem;
}

.nav-link-bs {
    display: block;
    padding: 0.5rem 1rem;
    color: #212529;
    text-decoration: none;
    transition: color 0.15s ease-in-out;
    border-radius: 0.375rem;
}

.nav-link-bs:hover {
    color: var(--primary);
    background-color: rgba(0, 132, 255, 0.1);
}

.nav-link-bs.active {
    color: var(--primary);
    font-weight: 600;
}

/* ==================== BOOTSTRAP PROGRESS BARS ==================== */
.progress-bs {
    display: flex;
    height: 1rem;
    overflow: hidden;
    font-size: 0.75rem;
    background-color: #e9ecef;
    border-radius: 0.375rem;
}

.progress-bar-bs {
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
    color: #fff;
    text-align: center;
    white-space: nowrap;
    background: var(--gradient-primary);
    transition: width 0.6s ease;
}

.progress-bar-striped-bs {
    background-image: linear-gradient(
        45deg,
        rgba(255, 255, 255, 0.15) 25%,
        transparent 25%,
        transparent 50%,
        rgba(255, 255, 255, 0.15) 50%,
        rgba(255, 255, 255, 0.15) 75%,
        transparent 75%,
        transparent
    );
    background-size: 1rem 1rem;
}

.progress-bar-animated-bs {
    animation: progressStripes 1s linear infinite;
}

/* ==================== BOOTSTRAP TOOLTIPS ==================== */
.tooltip-bs {
    position: absolute;
    z-index: 1070;
    display: block;
    margin: 0;
    font-size: 0.875rem;
    word-wrap: break-word;
    opacity: 0;
    transition: opacity 0.3s;
}

.tooltip-bs.show {
    opacity: 0.9;
}

.tooltip-inner-bs {
    max-width: 200px;
    padding: 0.5rem 0.75rem;
    color: #fff;
    text-align: center;
    background-color: #000;
    border-radius: 0.375rem;
}

/* ==================== BOOTSTRAP SPINNER ==================== */
.spinner-border-bs {
    display: inline-block;
    width: 2rem;
    height: 2rem;
    vertical-align: text-bottom;
    border: 0.25em solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spin 0.75s linear infinite;
}

.spinner-grow-bs {
    display: inline-block;
    width: 2rem;
    height: 2rem;
    vertical-align: text-bottom;
    background-color: currentColor;
    border-radius: 50%;
    opacity: 0;
    animation: spinnerGrow 0.75s linear infinite;
}

@keyframes spinnerGrow {
    0% {
        transform: scale(0);
        opacity: 1;
    }
    100% {
        transform: scale(1);
        opacity: 0;
    }
}

.spinner-border-sm-bs {
    width: 1rem;
    height: 1rem;
    border-width: 0.2em;
}

/* ==================== BOOTSTRAP OFFCANVAS ==================== */
.offcanvas-bs {
    position: fixed;
    bottom: 0;
    z-index: 1050;
    display: flex;
    flex-direction: column;
    max-width: 100%;
    visibility: hidden;
    background-color: #fff;
    background-clip: padding-box;
    outline: 0;
    transition: transform 0.3s ease-in-out;
}

.offcanvas-start-bs {
    top: 0;
    left: 0;
    width: 300px;
    border-right: 1px solid rgba(0, 0, 0, 0.2);
    transform: translateX(-100%);
}

.offcanvas-end-bs {
    top: 0;
    right: 0;
    width: 300px;
    border-left: 1px solid rgba(0, 0, 0, 0.2);
    transform: translateX(100%);
}

.offcanvas-bs.show {
    visibility: visible;
    transform: translateX(0);
}

.offcanvas-header-bs {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem;
}

.offcanvas-title-bs {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.5;
}

.offcanvas-body-bs {
    flex-grow: 1;
    padding: 1.25rem;
    overflow-y: auto;
}

/* ==================== BOOTSTRAP LIST GROUP ==================== */
.list-group-bs {
    display: flex;
    flex-direction: column;
    padding-left: 0;
    margin-bottom: 0;
    border-radius: 0.375rem;
}

.list-group-item-bs {
    position: relative;
    display: block;
    padding: 0.75rem 1.25rem;
    color: #212529;
    text-decoration: none;
    background-color: #fff;
    border: 1px solid rgba(0, 0, 0, 0.125);
}

.list-group-item-bs:first-child {
    border-top-left-radius: inherit;
    border-top-right-radius: inherit;
}

.list-group-item-bs:last-child {
    border-bottom-right-radius: inherit;
    border-bottom-left-radius: inherit;
}

.list-group-item-bs + .list-group-item-bs {
    border-top-width: 0;
}

.list-group-item-bs:hover {
    background-color: #f8f9fa;
}

.list-group-item-bs.active {
    z-index: 2;
    color: #fff;
    background: var(--gradient-primary);
    border-color: var(--primary);
}

/* ==================== BOOTSTRAP ACCORDION ==================== */
.accordion-bs {
    border-radius: 0.375rem;
    overflow: hidden;
}

.accordion-item-bs {
    background-color: #fff;
    border: 1px solid rgba(0, 0, 0, 0.125);
}

.accordion-item-bs:not(:first-child) {
    border-top: 0;
}

.accordion-header-bs {
    margin-bottom: 0;
}

.accordion-button-bs {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
    padding: 1rem 1.25rem;
    font-size: 1rem;
    color: #212529;
    text-align: left;
    background-color: #fff;
    border: 0;
    border-radius: 0;
    overflow-anchor: none;
    transition: all 0.2s ease-in-out;
    cursor: pointer;
}

.accordion-button-bs:hover {
    background-color: #f8f9fa;
}

.accordion-button-bs:not(.collapsed) {
    color: var(--primary);
    background-color: #e7f3ff;
}

.accordion-body-bs {
    padding: 1rem 1.25rem;
}

/* ==================== BOOTSTRAP UTILITY CLASSES ==================== */
.text-primary-bs { color: var(--primary) !important; }
.text-secondary-bs { color: #6c757d !important; }
.text-success-bs { color: #10b981 !important; }
.text-danger-bs { color: #ef4444 !important; }
.text-warning-bs { color: #f59e0b !important; }
.text-info-bs { color: #06b6d4 !important; }
.text-muted-bs { color: #6c757d !important; }

.bg-primary-bs { background: var(--gradient-primary) !important; color: white; }
.bg-secondary-bs { background-color: #6c757d !important; color: white; }
.bg-success-bs { background: linear-gradient(135deg, #10b981, #059669) !important; color: white; }
.bg-danger-bs { background: linear-gradient(135deg, #ef4444, #dc2626) !important; color: white; }
.bg-warning-bs { background: linear-gradient(135deg, #f59e0b, #d97706) !important; }
.bg-info-bs { background: linear-gradient(135deg, #06b6d4, #0891b2) !important; color: white; }
.bg-light-bs { background-color: #f8f9fa !important; }
.bg-dark-bs { background-color: #212529 !important; color: white; }

.border-bs { border: 1px solid #dee2e6 !important; }
.border-0-bs { border: 0 !important; }
.border-top-bs { border-top: 1px solid #dee2e6 !important; }
.border-bottom-bs { border-bottom: 1px solid #dee2e6 !important; }

.shadow-sm-bs { box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075) !important; }
.shadow-bs { box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15) !important; }
.shadow-lg-bs { box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.175) !important; }

.d-flex-bs { display: flex !important; }
.d-inline-flex-bs { display: inline-flex !important; }
.d-block-bs { display: block !important; }
.d-none-bs { display: none !important; }

.justify-content-start-bs { justify-content: flex-start !important; }
.justify-content-center-bs { justify-content: center !important; }
.justify-content-end-bs { justify-content: flex-end !important; }
.justify-content-between-bs { justify-content: space-between !important; }

.align-items-start-bs { align-items: flex-start !important; }
.align-items-center-bs { align-items: center !important; }
.align-items-end-bs { align-items: flex-end !important; }

.ms-auto-bs { margin-left: auto !important; }
.me-auto-bs { margin-right: auto !important; }

/* Spacing utilities (0-5 scale) */
.m-0-bs { margin: 0 !important; }
.m-1-bs { margin: 0.25rem !important; }
.m-2-bs { margin: 0.5rem !important; }
.m-3-bs { margin: 1rem !important; }
.m-4-bs { margin: 1.5rem !important; }
.m-5-bs { margin: 3rem !important; }

.p-0-bs { padding: 0 !important; }
.p-1-bs { padding: 0.25rem !important; }
.p-2-bs { padding: 0.5rem !important; }
.p-3-bs { padding: 1rem !important; }
.p-4-bs { padding: 1.5rem !important; }
.p-5-bs { padding: 3rem !important; }

/* ==================== END BOOTSTRAP ENHANCEMENTS ==================== */