/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.1);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(45deg, #3b82f6, #8b5cf6);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(45deg, #2563eb, #7c3aed);
}

/* Custom animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

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

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

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
        transform: translate3d(0, 0, 0);
    }
    40%, 43% {
        transform: translate3d(0, -8px, 0);
    }
    70% {
        transform: translate3d(0, -4px, 0);
    }
    90% {
        transform: translate3d(0, -2px, 0);
    }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Apply animations */
.fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

.fade-in-down {
    animation: fadeInDown 0.8s ease-out;
}

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

.slide-in-right {
    animation: slideInRight 0.4s ease-out;
}

.slide-in-left {
    animation: slideInLeft 0.4s ease-out;
}

.float-animation {
    animation: float 3s ease-in-out infinite;
}

.bounce-animation {
    animation: bounce 1s ease-in-out;
}

.animate-shimmer {
    animation: shimmer 2s infinite;
}

/* Custom glassmorphism effect */
.glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Enhanced image preview styles */
.image-preview-item {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.image-preview-item:hover {
    transform: scale(1.08) translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    border-color: rgba(59, 130, 246, 0.5);
}

.image-preview-item img {
    width: 100%;
    height: 140px;
    object-fit: cover;
    transition: all 0.3s ease;
}

.image-preview-item:hover img {
    transform: scale(1.1);
}

.remove-image {
    position: absolute;
    top: 8px;
    right: 8px;
    background: rgba(239, 68, 68, 0.9);
    color: white;
    border: none;
    border-radius: 50%;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.remove-image:hover {
    background: rgba(239, 68, 68, 1);
    transform: scale(1.2) rotate(90deg);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

/* Enhanced toast notification styles */
.toast {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 16px;
    padding: 18px 24px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    margin-bottom: 12px;
    max-width: 350px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.toast::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
    transform: scaleX(0);
    transform-origin: left;
    animation: slideInLeft 0.6s ease-out forwards;
}

.dark .toast {
    background: rgba(31, 41, 55, 0.95);
    border: 1px solid rgba(75, 85, 99, 0.3);
}

.toast.success {
    border-left: 4px solid #10b981;
}

.toast.success::before {
    background: linear-gradient(90deg, #10b981, #059669);
}

.toast.info {
    border-left: 4px solid #3b82f6;
}

.toast.info::before {
    background: linear-gradient(90deg, #3b82f6, #1d4ed8);
}

.toast.warning {
    border-left: 4px solid #f59e0b;
}

.toast.warning::before {
    background: linear-gradient(90deg, #f59e0b, #d97706);
}

.toast.error {
    border-left: 4px solid #ef4444;
}

.toast.error::before {
    background: linear-gradient(90deg, #ef4444, #dc2626);
}

/* Enhanced progress bar animation */
.progress-animate {
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Enhanced drag and drop styles */
.drag-over {
    border-color: #3b82f6 !important;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.1)) !important;
    transform: scale(1.03);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.2);
}

/* Enhanced button loading state */
.btn-loading {
    position: relative;
    pointer-events: none;
    overflow: hidden;
}

.btn-loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    margin: auto;
    border: 3px solid transparent;
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

/* Enhanced hover effects */
.hover-lift {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-lift:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

/* Gradient text animation */
.gradient-text {
    background: linear-gradient(45deg, #3b82f6, #8b5cf6, #ec4899, #f59e0b);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 3s ease infinite;
}

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

/* Responsive adjustments */
@media (max-width: 768px) {
    .toast {
        max-width: calc(100vw - 32px);
        margin-left: 16px;
        margin-right: 16px;
    }
    
    #toastContainer {
        right: 0;
        left: 0;
    }
    
    .image-preview-item {
        height: 120px;
    }
    
    .image-preview-item img {
        height: 120px;
    }
}

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

/* Enhanced focus styles */
button:focus, input:focus {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Custom selection */
::selection {
    background: rgba(59, 130, 246, 0.3);
    color: inherit;
}

/* Enhanced card hover effects */
.card-hover {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

/* Floating animation for decorative elements */
.floating {
    animation: float 6s ease-in-out infinite;
}

.floating-delay-1 {
    animation-delay: 1s;
}

.floating-delay-2 {
    animation-delay: 2s;
}

/* Glow effects */
.glow {
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.3);
}

.glow:hover {
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.5);
}

/* Text shadow for better readability */
.text-shadow {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Enhanced border radius */
.rounded-4xl {
    border-radius: 2rem;
}

/* Custom gradient backgrounds */
.gradient-bg {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.gradient-bg-alt {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

/* Loading spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top: 4px solid #ffffff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Enhanced typography */
.font-inter {
    font-family: 'Inter', sans-serif;
}

/* Custom scrollbar for webkit browsers */
.custom-scrollbar::-webkit-scrollbar {
    width: 6px;
}

.custom-scrollbar::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.1);
    border-radius: 3px;
}

.custom-scrollbar::-webkit-scrollbar-thumb {
    background: linear-gradient(45deg, #3b82f6, #8b5cf6);
    border-radius: 3px;
}

.custom-scrollbar::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(45deg, #2563eb, #7c3aed);
}