/* Swipe Interface - Tinder-style news rating */

:root {
    --swipe-image-height: 200px;
    --to-grediendt-color: color-mix(in srgb, var(--background-100) 95%, transparent);
}

.swipe-container {
    min-height: calc(100vh - 200px);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-6);
    direction: rtl;
    overflow: hidden;
}

.swipe-header {
    text-align: center;
    margin-bottom: var(--spacing-8);
    width: 100%;
    max-width: 600px;
}

.swipe-header-top {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-4);
}

.swipe-header h1 {
    font-size: var(--font-size-3xl);
    color: var(--text-800);
    margin-bottom: var(--spacing-2);
    font-weight: 700;
}

.swipe-header p {
    color: var(--text-600);
    font-size: var(--font-size-base);
    text-overflow: ellipsis;
    flex: 1;
    overflow: hidden;
    margin: 0;
}

/* Loading Overlay */
.swipe-loading-overlay {
    position: absolute;
    width: 100%;
    height: calc(100dvh - 75px);
    background: var(--background-50);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.swipe-loading-overlay.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--background-200);
    border-top: 4px solid var(--primary-500);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.swipe-loading-overlay p {
    color: var(--text-600);
    font-size: var(--font-size-base);
    font-weight: 600;
    margin: 0;
}

/* Sound Toggle Button */
.sound-toggle-button {
    background: transparent;
    border: 2px solid var(--text-400);
    border-radius: var(--border-radius);
    padding: var(--spacing-2);
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    position: absolute;
    left: var(--spacing-6);
}

.sound-toggle-button:hover {
    background: var(--background-100);
    border-color: var(--primary-500);
    transform: scale(1.05);
}

.sound-toggle-button:active {
    transform: scale(0.95);
}

.sound-toggle-button.sound-enabled {
    color: var(--primary-500);
    border-color: var(--primary-500);
}

.sound-toggle-button.sound-disabled {
    color: var(--text-400);
    opacity: 0.6;
}

.sound-toggle-button svg {
    width: 24px;
    height: 24px;
}

.sound-toggle-button .sound-off-icon {
    display: none;
}

.swipe-progress {
    margin-top: var(--spacing-4);
}

.progress-text {
    display: block;
    color: var(--text-700);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-2);
    font-weight: 600;
}

.progress-bar {
    width: 100%;
    height: var(--spacing-2);
    background: var(--background-200);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--linearPrimarySecondary);
    transition: width var(--transition-normal);
    border-radius: var(--border-radius);
}

/* Cards Container */
.swipe-cards-container {
    position: relative;
    width: 100%;
    max-width: 450px;
    height: 650px;
    margin-bottom: var(--spacing-8);
    /* Initially hidden to prevent flicker */
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.swipe-cards-container.ready {
    opacity: 1;
}

.no-items {
    text-align: center;
    padding: var(--spacing-16);
    color: var(--text-600);
    font-size: var(--font-size-lg);
}

/* Swipe Card */
.swipe-card {
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background: var(--background-50);
    border-radius: var(--border-radius-lg);
    /*box-shadow: var(--shadow-lg);*/
    border: 1px solid var(--secondary-200);
    transition: transform var(--transition-normal), opacity var(--transition-normal);
    cursor: grab;
    user-select: none;
    overflow: hidden;
    touch-action: pan-y; /* Allow vertical panning for content scroll */
    will-change: transform; /* Hint browser for optimization */
    transform: translateZ(0); /* Force hardware acceleration */
    backface-visibility: hidden; /* Prevent flickering */


    &:before {
        content: "";
        width: 102%;
        height: 102%;
        position: absolute;
        bottom: -1%;
        right: -1%;
        box-shadow: inset 0px -2em 2.5em var(--background-100);
        z-index: 100;
        pointer-events: none;
        border: 1px solid black;
        box-sizing: content-box;
    }
    }
}

.swipe-card:active {
    cursor: grabbing;
}

.swipe-card.swiping {
    transition: none !important;
    will-change: transform;
}

.swipe-card.swiped-left {
    transform: translateX(-150%) rotate(-30deg);
    opacity: 0;
    pointer-events: none;
}

.swipe-card.swiped-right {
    transform: translateX(150%) rotate(30deg);
    opacity: 0;
    pointer-events: none;
}

.swipe-card.swiped-skip {
    transform: scale(0.8);
    opacity: 0;
    pointer-events: none;
}

/* Card Content */
.swipe-card-content {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

.card-image {
    flex-shrink: 0;
    width: 100%;
    height: var(--swipe-image-height);
    overflow: hidden;
    background: var(--background-200);
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 0;
    transform: translateZ(0); /* Force hardware acceleration */
    backface-visibility: hidden; /* Prevent flickering */
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: translateZ(0); /* Force hardware acceleration */
    backface-visibility: hidden; /* Prevent flickering */
}

.card-scroll-content {
    flex: 1;
    overflow-y: auto; /* Enable vertical scrolling */
    overflow-x: hidden;
    z-index: 1;
    touch-action: pan-y; /* Allow vertical panning */
    -webkit-overflow-scrolling: touch; /* Smooth scrolling on iOS */
    overscroll-behavior: contain; /* Prevent scroll chaining */
    position: relative;
    cursor: auto; /* Normal cursor for scrollable content */
    transform: translateZ(0); /* Force hardware acceleration */
    backface-visibility: hidden; /* Prevent flickering */
}

/*!* Scroll indicator - subtle hint that content is scrollable *!*/
/*.card-scroll-content::after {*/
/*    content: "";*/
/*    position: sticky;*/
/*    bottom: 0;*/
/*    left: 0;*/
/*    right: 0;*/
/*    height: 40px;*/
/*    background: linear-gradient(to bottom, transparent 0%, var(--background-50) 100%);*/
/*    pointer-events: none;*/
/*    z-index: 2;*/
/*}*/

/* Custom scrollbar styling for better UX */
.card-scroll-content::-webkit-scrollbar {
    width: 0px;
}

.card-scroll-content::-webkit-scrollbar-track {
    background: transparent;
    border-radius: var(--border-radius);
}

.card-scroll-content::-webkit-scrollbar-thumb {
    background: var(--primary-300);
    border-radius: var(--border-radius);
}

.card-scroll-content::-webkit-scrollbar-thumb:hover {
    background: var(--primary-500);
}

.card-header {
    margin-bottom: var(--spacing-4);
    text-shadow: 0 2px 4px var(--text-50);
    filter: drop-shadow(2px 4px 6px var(--text-50));
}

.card-title {
    font-size: var(--font-size-xl);
    color: var(--text-800);
    margin-bottom: var(--spacing-2);
    font-weight: 700;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 3; /* Limit to 3 lines */
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

.card-meta {
    display: flex;
    gap: var(--spacing-3);
    flex-wrap: wrap;
    color: var(--text-600);
    font-size: var(--font-size-sm);
}

.card-source {
    font-weight: 600;
    color: var(--primary-600);
}

.card-summary {
    padding-right: var(--spacing-2);
    border-right: 4px solid var(--secondary-500);
    margin-bottom: 2em;
}

.card-summary h3 {
    font-size: var(--font-size-base);
    color: var(--text-700);
    margin-bottom: var(--spacing-2);
    font-weight: 600;
}

.card-summary p {
    color: var(--text-700);
    font-size: var(--font-size-sm);
    line-height: 1.6;
    /* Remove line clamping to allow full text display with scrolling */
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-2);
    margin-bottom: var(--spacing-4);
}

.card-tags .tag {
    display: inline-block;
    padding: var(--spacing-1) var(--spacing-3);
    background: var(--primary-100);
    color: var(--primary-700);
    border-radius: var(--border-radius);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.card-comments {
    margin-top: var(--spacing-4);
    padding-top: var(--spacing-4);
    border-top: 2px solid var(--background-200);
}

.card-comments h3 {
    font-size: var(--font-size-base);
    color: var(--text-700);
    margin-bottom: var(--spacing-3);
    font-weight: 600;
}

.comments-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.comment {
    padding: var(--spacing-3);
    background: var(--background-100);
    border-radius: var(--border-radius);
}

.comment-author {
    font-weight: 600;
    color: var(--text-800);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-1);
}

.comment-text {
    color: var(--text-700);
    font-size: var(--font-size-sm);
    line-height: 1.5;
    margin-bottom: var(--spacing-1);
}

.comment-time {
    color: var(--text-500);
    font-size: var(--font-size-xs);
}

/* Swipe Indicators */
.swipe-indicator {
    position: absolute;
    top: 18%;
    transform: translateY(-50%) translateZ(0);
    opacity: 0;
    transition: opacity var(--transition-fast);
    pointer-events: none;
    z-index: 100; /* Higher z-index to stay above everything */
    justify-self: center;
    backface-visibility: hidden; /* Prevent flickering */
    will-change: opacity; /* Optimize opacity transitions */
}

.swipe-indicator.active {
    opacity: 1;
    transform: translateY(-50%) translateZ(1px); /* Slightly forward during active state */
}

.indicator-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-4);
    background: var(--background-50);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    transform: translateZ(0); /* Force hardware acceleration */
    backface-visibility: hidden; /* Prevent flickering */
    min-width: 140px;
}

.swipe-indicator.swipe-both {
    .indicator-content {
        border: 4px solid var(--color-neutral);
    }
}

.swipe-indicator.swipe-left {
    /*right: var(--spacing-8);*/
}

.swipe-indicator.swipe-right {
    /*left: var(--spacing-8);*/
}

.swipe-left .indicator-content {
    border: 4px solid var(--color-left);
}

.swipe-right .indicator-content {
    border: 4px solid var(--color-right);
}

.indicator-icon {
    font-size: var(--font-size-4xl);
}

.indicator-text {
    font-weight: 700;
    font-size: var(--font-size-lg);
}

.swipe-left .indicator-text {
    color: var(--color-left);
}

.swipe-right .indicator-text {
    color: var(--color-right);
}

/* Swipe Actions */
.swipe-actions {
    display: flex;
    gap: var(--spacing-4);
    justify-content: center;
    align-items: center;
    direction: ltr;
}

.swipe-button {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-1);
    padding: var(--spacing-4);
    border: none;
    border-radius: 50%;
    width: 70px;
    height: 70px;
    cursor: pointer;
    transition: all var(--transition-normal);
    font-family: var(--font-family-primary);
    font-weight: 600;
    font-size: var(--font-size-sm);
    box-shadow: var(--shadow-md);
}

.swipe-button:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-lg);
}

.swipe-button:active {
    transform: scale(0.95);
}

.swipe-button-left {
    background: var(--color-left);
    color: white;
}

.swipe-button-right {
    background: var(--color-right);
    color: white;
}

.swipe-button-skip {
    background: var(--background-200);
    color: var(--text-700);
    width: 60px;
    height: 60px;
}

.swipe-button svg {
    width: 28px;
    height: 28px;
}

.swipe-button span {
    font-size: var(--font-size-xs);
}

/* Complete Screen */
.swipe-complete {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2;
    animation: fadeIn var(--transition-normal);
}

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

.complete-content {
    text-align: center;
    padding: var(--spacing-8);
    background: var(--background-50);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 500px;
    margin: var(--spacing-4);
}

.complete-content h2 {
    font-size: var(--font-size-3xl);
    color: var(--text-800);
    margin-bottom: var(--spacing-4);
}

.complete-content p {
    color: var(--text-600);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-6);
}

.complete-stats {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-6);
    padding: var(--spacing-4);
    background: var(--background-100);
    border-radius: var(--border-radius);
}

.stat-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-2);
    font-size: var(--font-size-base);
}

.stat-row.stat-divider {
    margin-top: var(--spacing-4);
    padding-top: var(--spacing-4);
    border-top: 2px solid var(--background-200);
}

.stat-label {
    color: var(--text-600);
    font-weight: 600;
}

.stat-value {
    color: var(--text-800);
    font-weight: 700;
    font-size: var(--font-size-lg);
}

.button-primary {
    padding: var(--spacing-3) var(--spacing-8);
    background: var(--linearPrimarySecondary);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    font-family: var(--font-family-primary);
}

.button-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.complete-buttons {
    display: flex;
    flex-direction: row;
    gap: var(--spacing-3);
    flex-wrap: wrap;
    justify-content: center;
}

.button-danger {
    padding: var(--spacing-3) var(--spacing-8);
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    font-family: var(--font-family-primary);
}

.button-danger:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
}

/* Responsive Design */
@media (max-width: 768px) {
    .swipe-cards-container {
        height: 600px;
    }

    .swipe-header h1 {
        font-size: var(--font-size-2xl);
    }

    .swipe-header p {
        font-size: var(--font-size-sm);
    }

    .sound-toggle-button {
        width: 36px;
        height: 36px;
        padding: var(--spacing-1);
    }

    .sound-toggle-button svg {
        width: 20px;
        height: 20px;
    }

    .swipe-button {
        width: 60px;
        height: 60px;
    }

    .swipe-button-skip {
        width: 50px;
        height: 50px;
    }

    .swipe-button svg {
        width: 24px;
        height: 24px;
    }

    .complete-buttons {
        flex-direction: column;
    }

    .complete-buttons button {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .swipe-cards-container {
        height: 550px;
    }

    .card-scroll-content {
        position: relative;
        min-height: calc(100% - 4.5em);
    }

    .swipe-actions {
        gap: var(--spacing-3);
    }

    .swipe-button {
        width: 55px;
        height: 55px;
    }

    .swipe-button-skip {
        width: 45px;
        height: 45px;
    }

    .swipe-button span {
        font-size: 10px;
    }
}

/* Container Queries - Layout adapts based on container height */
.swipe-wrapper {
    container-type: size;
    container-name: swipe-wrapper;
    display: block;
    height: calc(100dvh - 57px);

    .swipe-container {
        height: calc(100dvh - 5rem);
        padding-bottom: var(--spacing-2);
    }

    .card-bg {
        padding: var(--spacing-6);
        padding-top: calc(var(--swipe-image-height) + var(--spacing-6));
        background-image: linear-gradient(to bottom, transparent 200px, var(--background-100) calc(200px + 12.5em), var(--background-100) 80%, transparent 100% 100%
        );
        transform: translateZ(0); /* Force hardware acceleration */
        backface-visibility: hidden; /* Prevent flickering */
    }
}

@container swipe-wrapper (max-width: 480px) {
    .swipe-wrapper {
        .card-bg {
            padding: 8em var(--spacing-4) 0;
            padding: 140px var(--spacing-4) 0;
            background-image: linear-gradient(to bottom,
                transparent 0%,
                transparent 110px,
                var(--to-grediendt-color) 260px,
                var(--to-grediendt-color) 80%,
                transparent 100%
            );
        }
    }
}

/* Compact layout when container is shorter than 800px */
@container swipe-wrapper (max-height: 800px) {
    .swipe-container {
        padding: var(--spacing-2) var(--spacing-6);
    }

    .swipe-cards-container {
        margin-bottom: var(--spacing-4);
    }

    .swipe-header {
        margin-bottom: var(--spacing-4);

        p {
            margin: 0;
        }

        .swipe-progress {
            margin: 0;
        }
    }

    .progress-text {
        margin: 0;
    }
}

@container swipe-wrapper (max-height: 735px) {
    .swipe-header {
        p {
            line-height: 1;
        }
    }
}

@container swipe-wrapper (max-height: 709px) {
    .swipe-header p {
        white-space: nowrap;
        margin-bottom: var(--spacing-2);
    }

    .progress-text {
        margin: -0.4em 0 0 0;
        position: absolute;
        justify-self: center;
    }
}

@container swipe-wrapper (max-height: 681px) {
    .swipe-header p {
        margin-bottom: var(--spacing-1);
    }
}

@container swipe-wrapper (max-height: 671px) {
    .card-header {
        margin-bottom: var(--spacing-2);
    }

    .card-summary p {
        line-height: 1.4;
        -webkit-line-clamp: 15;
    }
}

@container swipe-wrapper (max-height: 677px) {
    .card-summary p {
        line-height: 1.2;
        -webkit-line-clamp: 15;
    }
}

@container swipe-wrapper (max-height: 638px) {
    .card-header {
        margin-bottom: var(--spacing-1);
    }

    .card-summary p {
        line-height: 1.1;
        -webkit-line-clamp: 15;
    }
}

@container swipe-wrapper (max-height: 545px) {

    .swipe-cards-container {
        margin-bottom: var(--spacing-2);
    }

    .swipe-actions {
        gap: var(--spacing-6);
        /*align-self: flex-start;*/
    }

    .sound-toggle-button {
        width: 24px;
        height: 24px;
    }

    .swipe-button {
        width: 30px;
        height: 30px;
        justify-content: center;
        gap: 0;
        padding: 0;

        svg {
            display: none;
        }
    }
}

@container swipe-wrapper (max-height: 510px) {
    .swipe-wrapper .card-bg {
        padding-top: 7em;
        padding-left: var(--spacing-4);
        padding-right: var(--spacing-4);
        padding-bottom: 0;
    }
}

@container swipe-wrapper (max-height: 480px) {
    .swipe-wrapper .card-bg {
        padding-top: 6em;
    }
}

@container swipe-wrapper (max-height: 455px) {
    .card-meta {
        display: none;
    }
}

@container swipe-wrapper (max-height: 435px) {
    .swipe-header {
        margin-bottom: var(--spacing-1);
    }
}