/*--------------------------------------------------------------
# User Experience Enhancements
--------------------------------------------------------------*/

/* Loading states */
.loading-skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, transparent 37%, #f0f0f0 63%);
    background-size: 400% 100%;
    animation: loading-shimmer 1.5s ease-in-out infinite;
}

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

/* Smooth scroll behavior */
html {
    scroll-behavior: smooth;
}

/* Focus management for better keyboard navigation */
.focus-trap {
    position: relative;
}

.focus-trap::before,
.focus-trap::after {
    content: '';
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0;
    pointer-events: none;
}

/* Improved button states */
.btn {
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-normal);
}

.btn:hover::before {
    left: 100%;
}

/* Enhanced tooltips */
.tooltip {
    position: relative;
}

.tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary-black);
    color: var(--color-neutral-white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
    z-index: var(--z-tooltip);
}

.tooltip:hover::after,
.tooltip:focus::after {
    opacity: 1;
}

/* Progress indicators */
.progress-bar {
    width: 100%;
    height: 4px;
    background: var(--color-neutral-gray);
    border-radius: var(--border-radius-full);
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-accent-gold), var(--color-accent-yellow));
    border-radius: var(--border-radius-full);
    transition: width var(--transition-normal);
}

/* Enhanced modals */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    z-index: var(--z-modal-backdrop);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.modal-backdrop.active {
    opacity: 1;
}

.modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    background: var(--color-background-card);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-2xl);
    z-index: var(--z-modal);
    opacity: 0;
    transition: all var(--transition-normal);
    max-width: 90vw;
    max-height: 90vh;
    overflow-y: auto;
}

.modal.active {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

/* Notification system */
.notification {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    background: var(--color-background-card);
    color: var(--color-neutral-white);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-md);
    border-left: 4px solid var(--color-accent-gold);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-toast);
    transform: translateX(100%);
    transition: transform var(--transition-normal);
    max-width: 400px;
}

.notification.show {
    transform: translateX(0);
}

.notification.success {
    border-left-color: var(--color-success);
}

.notification.error {
    border-left-color: var(--color-error);
}

.notification.warning {
    border-left-color: var(--color-warning);
}

/* Improved form validation */
.form-field.has-error input {
    border-color: var(--color-error);
    background-color: rgba(255, 107, 107, 0.1);
}

.form-field.has-success input {
    border-color: var(--color-success);
    background-color: rgba(76, 175, 80, 0.1);
}

/* Enhanced image galleries */
.image-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.image-gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: transform var(--transition-normal);
}

.image-gallery-item:hover {
    transform: scale(1.05);
}

.image-gallery-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

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

/* Breadcrumb navigation */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-neutral-gray);
    margin-bottom: var(--spacing-lg);
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.breadcrumb-item:not(:last-child)::after {
    content: '/';
    color: var(--color-neutral-gray);
}

.breadcrumb-link {
    color: var(--color-accent-gold);
    text-decoration: none;
}

.breadcrumb-link:hover {
    text-decoration: underline;
}