/* Additional CSS for enhanced functionality */

/* Intersection Observer animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.scale-in {
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.scale-in.visible {
    opacity: 1;
    transform: scale(1);
}

/* Lazy loading images */
.lazy-image {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.lazy-image.loaded {
    opacity: 1;
}

/* Movie card hover effects */
.movie-card {
    position: relative;
    overflow: hidden;
}

.movie-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.1), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s;
    z-index: 1;
}

.movie-card:hover::before {
    transform: translateX(100%);
}

/* Button ripple effect */
.btn {
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255,255,255,0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:active::before {
    width: 300px;
    height: 300px;
}

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

/* Focus states for accessibility */
*:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* Skip link for accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 9999;
    transition: top 0.3s;
}

.skip-link:focus {
    top: 6px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --shadow: 0 2px 10px rgba(0,0,0,0.3);
        --shadow-hover: 0 5px 20px rgba(0,0,0,0.4);
        --border-color: #000000;
    }
    
    .movie-card {
        border: 2px solid var(--border-color);
    }
    
    .btn {
        border: 2px solid currentColor;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .fade-in,
    .slide-in-left,
    .slide-in-right,
    .scale-in {
        opacity: 1;
        transform: none;
    }
}

/* Print styles */
@media print {
    .site-header,
    .site-footer,
    .scroll-to-top,
    .search-dropdown,
    .slider-arrow,
    .slider-nav,
    .btn {
        display: none !important;
    }
    
    .main-content {
        margin-top: 0 !important;
    }
    
    .movie-card {
        break-inside: avoid;
    }
    
    * {
        color: black !important;
        background: white !important;
        box-shadow: none !important;
    }
}

/* Loading states */
.loading-skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
}

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

/* Error states */
.error-message {
    background-color: #fee;
    border: 1px solid #fcc;
    color: #c33;
    padding: 1rem;
    border-radius: var(--border-radius);
    margin: 1rem 0;
}

.success-message {
    background-color: #efe;
    border: 1px solid #cfc;
    color: #363;
    padding: 1rem;
    border-radius: var(--border-radius);
    margin: 1rem 0;
}

/* Utility classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }

.p-0 { padding: 0; }
.p-1 { padding: 1rem; }
.p-2 { padding: 2rem; }
.p-3 { padding: 3rem; }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Custom properties for dynamic theming */
:root {
    --header-height: 80px;
    --footer-height: 200px;
    --content-width: 1200px;
    --sidebar-width: 300px;
    --card-aspect-ratio: 3/4;
    --grid-gap: 2rem;
}

/* Responsive utilities */
@media (max-width: 1200px) {
    :root {
        --content-width: 100%;
        --grid-gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 60px;
        --grid-gap: 1rem;
    }
}

@media (max-width: 480px) {
    :root {
        --header-height: 50px;
        --grid-gap: 0.5rem;
    }
}

/* Component-specific styles */
.badge {
    display: inline-block;
    padding: 0.25em 0.5em;
    font-size: 0.75em;
    font-weight: 600;
    line-height: 1;
    color: white;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
    border-radius: 0.25rem;
    background-color: var(--accent-color);
}

.badge.badge-secondary {
    background-color: var(--secondary-color);
}

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

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

.badge.badge-error {
    background-color: var(--error-color);
}

.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip .tooltiptext {
    visibility: hidden;
    width: 120px;
    background-color: var(--primary-color);
    color: white;
    text-align: center;
    border-radius: 6px;
    padding: 5px 0;
    position: absolute;
    z-index: 1;
    bottom: 125%;
    left: 50%;
    margin-left: -60px;
    opacity: 0;
    transition: opacity 0.3s;
}

.tooltip .tooltiptext::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: var(--primary-color) transparent transparent transparent;
}

.tooltip:hover .tooltiptext {
    visibility: visible;
    opacity: 1;
}

/* Performance optimizations */
.movie-poster,
.slide-image {
    will-change: transform;
}

.movie-card {
    contain: layout style paint;
}

/* Browser-specific fixes */
/* Safari */
@supports (-webkit-appearance: none) {
    .search-input {
        -webkit-appearance: none;
    }
}

/* Firefox */
@-moz-document url-prefix() {
    .movie-card {
        transform: translateZ(0);
    }
}

/* Edge */
@supports (-ms-ime-align: auto) {
    .movie-grid {
        display: -ms-grid;
    }
}