:root {
    --card-width: clamp(120px, 25vw, 200px);
    --card-poster-ratio: 150%;
    --card-border-radius: clamp(4px, 1vw, 8px);
    --card-gap: clamp(8px, 2vw, 16px);
    --card-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --carousel-scroll: smooth;

    --cinebrain-primary: #113CCF;
    --cinebrain-primary-light: #1E4FE5;

    --rating-gold: #FFD700;
    --rating-gold-light: #FFED4E;
    --rating-gold-dark: #FFA500;
}

@media (max-width: 768px) {
    :root {
        --carousel-scroll: auto;
    }

    .carousel-nav,
    .wishlist-btn,
    .rating-badge,
    .content-type-badge {
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
    }

    .content-card {
        will-change: auto;
        contain: layout style paint;
        transform: translateZ(0);
        -webkit-transform: translateZ(0);
        transition: none;
    }

    .content-card:hover {
        transform: none;
    }

    .carousel-wrapper {
        -webkit-overflow-scrolling: touch;
        scroll-snap-type: none;
        overscroll-behavior-x: contain;
        scroll-behavior: auto;
    }

    .card-poster,
    .card-overlays {
        transform: translateZ(0);
        -webkit-transform: translateZ(0);
    }

    .card-overlays {
        background: none;
    }

    .card-bottom-overlay {
        background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, transparent 60%);
    }

    .wishlist-btn:active {
        transform: scale(0.95);
        transition: transform 0.1s ease;
    }

    .skeleton-shimmer {
        animation-duration: 2s;
    }
}

[data-theme="dark"] {
    --card-bg: #000000;
    --card-hover-bg: rgba(255, 255, 255, 0.05);
    --card-overlay-gradient: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, transparent 60%);
    --skeleton-bg: rgba(255, 255, 255, 0.08);
    --skeleton-shine: rgba(255, 255, 255, 0.12);
    --row-title-color: #ffffff;
    --see-all-color: #888888;
    --see-all-hover-color: #ffffff;
    --nav-button-bg: rgba(0, 0, 0, 0.7);
    --nav-button-hover-bg: rgba(0, 0, 0, 0.9);
    --nav-button-border: rgba(255, 255, 255, 0.2);
    --nav-icon-color: #ffffff;
    --badge-bg: rgba(0, 0, 0, 0.8);
    --badge-text: #ffffff;
    --badge-border: rgba(255, 255, 255, 0.1);
    --wishlist-btn-bg: rgba(0, 0, 0, 0.6);
    --wishlist-btn-border: rgba(255, 255, 255, 0.2);
    --wishlist-icon-color: #ffffff;
    --wishlist-active: var(--cinebrain-primary);

    --rating-star-color: var(--rating-gold);
    --rating-text-color: var(--rating-gold-light);

    --genre-chip-bg: rgba(255, 255, 255, 0.08);
    --genre-chip-border: rgba(255, 255, 255, 0.1);
    --genre-chip-text: #888888;
    --genre-chip-hover-bg: rgba(255, 255, 255, 0.12);
    --genre-chip-hover-text: #ffffff;
    --text-primary: #ffffff;
    --text-secondary: #888888;
    --text-muted: #666666;
    --error-color: #ffffff;
    --error-text-secondary: #888888;
    --retry-btn-bg: rgba(255, 255, 255, 0.1);
    --retry-btn-text: #ffffff;
    --retry-btn-border: rgba(255, 255, 255, 0.2);
    --retry-btn-hover-bg: rgba(255, 255, 255, 0.15);
    --content-border: rgba(255, 255, 255, 0.05);
}

[data-theme="light"] {
    --card-bg: #ffffff;
    --card-hover-bg: rgba(0, 0, 0, 0.02);
    --card-overlay-gradient: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 60%);
    --skeleton-bg: rgba(0, 0, 0, 0.06);
    --skeleton-shine: rgba(0, 0, 0, 0.08);
    --row-title-color: #000000;
    --see-all-color: #666666;
    --see-all-hover-color: #000000;
    --nav-button-bg: rgba(255, 255, 255, 0.9);
    --nav-button-hover-bg: rgba(255, 255, 255, 0.95);
    --nav-button-border: rgba(0, 0, 0, 0.15);
    --nav-icon-color: #000000;
    --badge-bg: rgba(0, 0, 0, 0.8);
    --badge-text: #ffffff;
    --badge-border: transparent;
    --wishlist-btn-bg: rgba(255, 255, 255, 0.9);
    --wishlist-btn-border: rgba(0, 0, 0, 0.1);
    --wishlist-icon-color: #000000;
    --wishlist-active: var(--cinebrain-primary);

    --rating-star-color: var(--rating-gold-dark);
    --rating-text-color: var(--rating-gold-dark);

    --genre-chip-bg: rgba(0, 0, 0, 0.05);
    --genre-chip-border: rgba(0, 0, 0, 0.08);
    --genre-chip-text: #666666;
    --genre-chip-hover-bg: rgba(0, 0, 0, 0.08);
    --genre-chip-hover-text: #000000;
    --text-primary: #000000;
    --text-secondary: #666666;
    --text-muted: #999999;
    --error-color: #000000;
    --error-text-secondary: #666666;
    --retry-btn-bg: rgba(0, 0, 0, 0.05);
    --retry-btn-text: #000000;
    --retry-btn-border: rgba(0, 0, 0, 0.1);
    --retry-btn-hover-bg: rgba(0, 0, 0, 0.08);
    --content-border: rgba(0, 0, 0, 0.05);
}

.container-cinebrain {
    max-width: 1920px;
    margin: 0 auto;
    padding: clamp(12px, 3vw, 20px);
    padding-top: calc(var(--navbar-height) + clamp(12px, 3vw, 20px));
}

.content-container-cinebrain {
    position: relative;
    width: 100%;
}

.content-row {
    margin-bottom: clamp(24px, 6vw, 40px);
    position: relative;
    opacity: 0;
    animation: fadeInUp 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.content-row:nth-child(1) {
    animation-delay: 0.1s;
}

.content-row:nth-child(2) {
    animation-delay: 0.2s;
}

.content-row:nth-child(3) {
    animation-delay: 0.3s;
}

.content-row:nth-child(4) {
    animation-delay: 0.4s;
}

.content-row:nth-child(5) {
    animation-delay: 0.5s;
}

.content-row:nth-child(6) {
    animation-delay: 0.6s;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.row-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: clamp(8px, 2vw, 16px);
    padding: 0 clamp(4px, 1vw, 8px);
}

.row-title {
    font-size: clamp(1.1rem, 4vw, 1.5rem);
    font-weight: 600;
    color: var(--row-title-color);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.see-all {
    color: var(--see-all-color);
    text-decoration: none;
    font-size: clamp(0.75rem, 2vw, 0.875rem);
    font-weight: 500;
    transition: var(--card-transition);
    padding: clamp(4px, 1vw, 8px) clamp(8px, 2vw, 12px);
    border-radius: clamp(4px, 1vw, 6px);
    display: flex;
    align-items: center;
    gap: 4px;
}

.see-all:hover {
    color: var(--see-all-hover-color);
    transform: translateX(2px);
}

.carousel-container {
    position: relative;
    overflow: hidden;
    margin: 0 calc(clamp(12px, 3vw, 20px) * -1);
    padding: 0 clamp(12px, 3vw, 20px);
}

.carousel-wrapper {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: var(--card-width);
    gap: var(--card-gap);
    overflow-x: auto;
    scroll-behavior: var(--carousel-scroll);
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: clamp(4px, 1vw, 8px) 0 clamp(16px, 4vw, 24px);
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-x: contain;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.carousel-wrapper::-webkit-scrollbar {
    display: none;
}

.carousel-nav {
    position: absolute;
    top: 45%;
    transform: translateY(-50%);
    width: clamp(36px, 8vw, 44px);
    height: clamp(36px, 8vw, 44px);
    background: var(--nav-button-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--nav-button-border);
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: var(--card-transition);
    opacity: 0;
}

@media (min-width: 1024px) {
    .carousel-nav {
        display: flex;
    }

    .carousel-container:hover .carousel-nav:not(.disabled) {
        opacity: 1;
    }
}

.carousel-nav:hover:not(.disabled) {
    background: var(--nav-button-hover-bg);
    transform: translateY(-50%) scale(1.05);
    border-color: var(--nav-icon-color);
}

.carousel-nav.prev {
    left: clamp(4px, 1vw, 8px);
}

.carousel-nav.next {
    right: clamp(4px, 1vw, 8px);
}

.carousel-nav svg {
    width: 50%;
    height: 50%;
    stroke: var(--nav-icon-color);
    fill: none;
    stroke-width: 2;
}

.carousel-nav.disabled {
    opacity: 0.2 !important;
    cursor: not-allowed;
}

.content-card {
    scroll-snap-align: start;
    position: relative;
    cursor: pointer;
    transition: var(--card-transition), opacity 0.3s ease, transform 0.3s ease;
    will-change: transform;
    border-radius: var(--card-border-radius);
    overflow: hidden;
    -webkit-tap-highlight-color: transparent;
}

.content-card:hover {
    transform: scale(1.04);
    z-index: 5;
}

.card-poster-container {
    position: relative;
    width: 100%;
    padding-bottom: var(--card-poster-ratio);
    background: var(--skeleton-bg);
    border-radius: var(--card-border-radius);
    overflow: hidden;
    border: 1px solid var(--content-border);
}

.content-card:hover .card-poster-container {
    border-color: var(--nav-button-border);
}

.card-poster {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.card-poster.loaded {
    opacity: 1;
}

.content-type-badge {
    position: absolute;
    top: clamp(6px, 1.5vw, 8px);
    left: clamp(6px, 1.5vw, 8px);
    background: var(--badge-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--badge-border);
    padding: clamp(2px, 0.5vw, 3px) clamp(6px, 1.5vw, 8px);
    border-radius: clamp(2px, 0.5vw, 4px);
    font-size: clamp(0.5rem, 1.3vw, 0.65rem);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    z-index: 3;
    color: var(--badge-text);
}

.content-type-badge.movie,
.content-type-badge.tv,
.content-type-badge.anime {
    background: var(--badge-bg);
    color: var(--badge-text);
}

.card-overlays {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: clamp(6px, 1.5vw, 8px);
    pointer-events: none;
    z-index: 2;
}

.card-top-overlay {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    pointer-events: all;
}

.card-bottom-overlay {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    pointer-events: all;
    background: var(--card-overlay-gradient);
    margin: 0 calc(clamp(6px, 1.5vw, 8px) * -1) calc(clamp(6px, 1.5vw, 8px) * -1);
    padding: clamp(16px, 4vw, 20px) clamp(6px, 1.5vw, 8px) clamp(6px, 1.5vw, 8px);
}

.wishlist-btn {
    width: clamp(28px, 7vw, 32px);
    height: clamp(28px, 7vw, 32px);
    background: var(--wishlist-btn-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--wishlist-btn-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--card-transition);
    -webkit-tap-highlight-color: transparent;
}

.wishlist-btn:hover {
    transform: scale(1.1);
    background: var(--nav-button-hover-bg);
}

.wishlist-btn svg {
    width: 55%;
    height: 55%;
    fill: none;
    stroke: var(--wishlist-icon-color);
    stroke-width: 2;
    transition: all 0.3s;
}

.wishlist-btn.active svg {
    fill: var(--wishlist-active);
    stroke: var(--wishlist-active);
    animation: heartBeat 0.3s ease;
}

@keyframes heartBeat {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.2);
    }
}

.rating-badge {
    background: var(--badge-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--badge-border);
    padding: clamp(2px, 0.5vw, 3px) clamp(6px, 1.5vw, 8px);
    border-radius: clamp(2px, 0.5vw, 4px);
    font-size: clamp(0.6rem, 1.5vw, 0.7rem);
    font-weight: 600;
    color: var(--rating-text-color);
    display: flex;
    align-items: center;
    gap: clamp(2px, 0.5vw, 3px);
    transition: var(--card-transition);
}

.rating-badge svg {
    width: clamp(10px, 2.5vw, 11px);
    height: clamp(10px, 2.5vw, 11px);
    fill: var(--rating-star-color);
}

.card-info {
    padding: clamp(8px, 2vw, 10px) clamp(6px, 1.5vw, 8px);
    background: var(--card-bg);
}

.card-title {
    font-size: clamp(0.7rem, 1.8vw, 0.85rem);
    font-weight: 500;
    line-height: 1.3;
    margin-bottom: clamp(2px, 0.5vw, 3px);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-primary);
    min-height: 2.6em;
}

.card-meta {
    display: flex;
    align-items: center;
    gap: clamp(4px, 1vw, 6px);
    margin-bottom: clamp(4px, 1vw, 6px);
    font-size: clamp(0.6rem, 1.5vw, 0.7rem);
}

.card-year {
    color: var(--text-secondary);
}

.card-runtime {
    color: var(--text-muted);
}

.card-genres {
    display: flex;
    flex-wrap: wrap;
    gap: clamp(2px, 0.5vw, 3px);
}

.genre-chip {
    background: var(--genre-chip-bg);
    border: 1px solid var(--genre-chip-border);
    padding: clamp(1px, 0.25vw, 2px) clamp(4px, 1vw, 6px);
    border-radius: clamp(2px, 0.5vw, 3px);
    font-size: clamp(0.55rem, 1.4vw, 0.65rem);
    color: var(--genre-chip-text);
    white-space: nowrap;
    transition: all 0.2s;
}

.genre-chip:hover {
    background: var(--genre-chip-hover-bg);
    color: var(--genre-chip-hover-text);
}

.skeleton {
    background: linear-gradient(90deg,
            var(--skeleton-bg) 0%,
            var(--skeleton-shine) 50%,
            var(--skeleton-bg) 100%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
}

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

    100% {
        background-position: -200% 0;
    }
}

.skeleton-card {
    scroll-snap-align: start;
    width: var(--card-width);
    opacity: 0;
    animation: skeletonFadeIn 0.5s ease forwards;
}

@keyframes skeletonFadeIn {
    to {
        opacity: 1;
    }
}

.skeleton-poster {
    position: relative;
    width: 100%;
    padding-bottom: var(--card-poster-ratio);
    border-radius: var(--card-border-radius);
    overflow: hidden;
    background: var(--skeleton-bg);
}

.skeleton-info {
    padding: clamp(8px, 2vw, 10px) clamp(6px, 1.5vw, 8px);
}

.skeleton-title {
    height: clamp(12px, 3vw, 14px);
    margin-bottom: clamp(4px, 1vw, 6px);
    border-radius: 2px;
    width: 80%;
    background: var(--skeleton-bg);
    position: relative;
    overflow: hidden;
}

.skeleton-meta {
    height: clamp(10px, 2.5vw, 12px);
    border-radius: 2px;
    width: 60%;
    background: var(--skeleton-bg);
    position: relative;
    overflow: hidden;
}

.skeleton-shimmer {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
            transparent 0%,
            var(--skeleton-shine) 50%,
            transparent 100%);
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% {
        left: -100%;
    }

    100% {
        left: 100%;
    }
}

.loading-spinner {
    display: inline-block;
    width: clamp(16px, 4vw, 20px);
    height: clamp(16px, 4vw, 20px);
    border: 2px solid var(--skeleton-bg);
    border-top-color: var(--row-title-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.error-message {
    grid-column: span 12;
    text-align: center;
    padding: clamp(24px, 6vw, 40px) clamp(16px, 4vw, 24px);
}

.error-message h3 {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    margin-bottom: clamp(6px, 1.5vw, 8px);
    color: var(--error-color);
    font-weight: 500;
}

.error-message p {
    font-size: clamp(0.8rem, 2vw, 0.9rem);
    color: var(--error-text-secondary);
}

.retry-btn {
    margin-top: clamp(12px, 3vw, 16px);
    padding: clamp(8px, 2vw, 10px) clamp(16px, 4vw, 20px);
    background: var(--retry-btn-bg);
    color: var(--retry-btn-text);
    border: 1px solid var(--retry-btn-border);
    border-radius: clamp(4px, 1vw, 6px);
    cursor: pointer;
    font-size: clamp(0.8rem, 2vw, 0.9rem);
    font-weight: 500;
    transition: var(--card-transition);
    -webkit-tap-highlight-color: transparent;
}

.retry-btn:hover {
    background: var(--retry-btn-hover-bg);
    transform: translateY(-1px);
}

.retry-btn:active {
    transform: translateY(0);
}

@media (hover: none) {
    .content-card:active {
        transform: scale(0.98);
    }

    .wishlist-btn:active {
        transform: scale(0.9);
    }
}

@media (min-width: 480px) {
    :root {
        --card-width: clamp(140px, 20vw, 200px);
    }
}

@media (min-width: 640px) {
    :root {
        --card-width: clamp(160px, 18vw, 200px);
    }
}

@media (min-width: 768px) {
    :root {
        --card-width: clamp(170px, 16vw, 200px);
    }
}

@media (min-width: 1024px) {
    :root {
        --card-width: clamp(180px, 14vw, 200px);
    }
}

@media (min-width: 1280px) {
    :root {
        --card-width: clamp(190px, 12vw, 200px);
    }
}

@media (min-width: 1536px) {
    :root {
        --card-width: 200px;
    }
}

.content-card:focus-visible,
.wishlist-btn:focus-visible,
.carousel-nav:focus-visible,
.see-all:focus-visible,
.retry-btn:focus-visible {
    outline: 2px solid var(--cinebrain-primary);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    :root {
        --carousel-scroll: auto;
    }

    .skeleton-shimmer {
        animation: none;
    }

    .skeleton-card {
        animation: none;
        opacity: 1;
    }

    .content-card {
        transition: none;
    }
}

@media print {

    .carousel-nav,
    .wishlist-btn,
    .see-all {
        display: none !important;
    }

    .carousel-wrapper {
        display: grid !important;
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)) !important;
        overflow: visible !important;
    }
}

.dots-loader {
    display: flex;
    gap: 12px;
    justify-content: center;
    align-items: center;
    padding: 40px 20px;
}

.dot {
    width: 14px;
    height: 14px;
    background: var(--cinebrain-primary);
    border-radius: 50%;
    animation: dot-wave 1.4s ease-in-out infinite;
}

.dot:nth-child(1) {
    animation-delay: 0s;
}

.dot:nth-child(2) {
    animation-delay: 0.2s;
}

.dot:nth-child(3) {
    animation-delay: 0.4s;
}

.dot:nth-child(4) {
    animation-delay: 0.6s;
}

@keyframes dot-wave {

    0%,
    80%,
    100% {
        transform: scale(0.8);
        opacity: 0.5;
    }

    40% {
        transform: scale(1.2);
        opacity: 1;
    }
}

.carousel-wrapper.loading {
    min-height: 250px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.content-row.loading .carousel-nav {
    opacity: 0 !important;
}

.content-row.loaded .carousel-nav {
    transition: opacity 0.3s ease;
}

.loading-image {
    position: relative;
}

.loading-image::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--skeleton-bg);
    border-top-color: var(--row-title-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.content-row.loading .row-title::after {
    content: '';
    display: inline-block;
    width: 12px;
    height: 12px;
    margin-left: 8px;
    border: 2px solid var(--skeleton-bg);
    border-top-color: var(--row-title-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.content-row.error .row-title {
    opacity: 0.6;
}