:root {
    --primary-color: #FE2C55;
    --secondary-color: #25F4EE;
    --background-color: #000000;
    --text-color: #ffffff;
    --header-height: 60px;
    --transition-speed: 0.3s;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

.game-container {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
}

.video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

#youtube-player {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.game-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0.3) 0%, rgba(0,0,0,0) 100%);
    z-index: 10;
}

.game-header {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
}

.back-button, .fullscreen-button {
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 24px;
    cursor: pointer;
    transition: color var(--transition-speed);
}

.back-button:hover, .fullscreen-button:hover {
    color: var(--primary-color);
}

.game-title {
    font-size: 20px;
    font-weight: bold;
    color: var(--text-color);
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

.side-controls {
    position: absolute;
    right: 10px;
    bottom: 100px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    z-index: 100;
}

.control-button {
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 14px;
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    transition: transform var(--transition-speed);
}

.control-button:hover {
    transform: scale(1.1);
}

.control-button svg {
    width: 40px;
    height: 40px;
    margin-bottom: 5px;
    filter: drop-shadow(1px 1px 2px rgba(0,0,0,0.5));
}

.control-button.active {
    color: var(--primary-color);
}

.video-info {
    position: absolute;
    bottom: 20px;
    left: 20px;
    background-color: rgba(0, 0, 0, 0.7);
    padding: 10px;
    border-radius: 5px;
    max-width: 300px;
    font-size: 14px;
    z-index: 100;
}

.emoji-container {
    position: absolute;
    top: 100px;
    left: 20px;
    font-size: 24px;
    z-index: 100;
}

.error-log {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    background-color: rgba(255, 0, 0, 0.7);
    color: white;
    padding: 10px;
    border-radius: 5px;
    display: none;
    z-index: 200;
}

.laugh-count, .timer, .score, .laugh-probability {
    position: absolute;
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 14px;
    z-index: 100;
}

.laugh-count {
    top: 80px;
    left: 20px;
}

.timer {
    top: 120px;
    left: 20px;
}

.score {
    top: 160px;
    left: 20px;
}

.laugh-probability {
    top: 200px;
    left: 20px;
}

.webcam-container {
    position: absolute;
    top: 70px;
    right: 10px;
    width: 120px;
    height: 160px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
    z-index: 100;
    cursor: move;
}

#webcam {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

#webcam-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.emotion-info {
    position: absolute;
    bottom: 5px;
    left: 5px;
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 3px 6px;
    border-radius: 3px;
    font-size: 10px;
}

.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.8);
}

.modal-content {
    background-color: var(--background-color);
    margin: 15% auto;
    padding: 20px;
    border: 1px solid var(--primary-color);
    width: 80%;
    max-width: 500px;
    border-radius: 10px;
    position: relative;
}

.close-button {
    color: var(--text-color);
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.close-button:hover,
.close-button:focus {
    color: var(--primary-color);
    text-decoration: none;
    cursor: pointer;
}

.share-buttons {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 20px;
}

.share-buttons button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 10px;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.share-buttons button:hover {
    background-color: var(--secondary-color);
}

.leaderboard-item {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.score-card {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.8);
}

.score-card-content {
    background-color: var(--background-color);
    margin: 15% auto;
    padding: 20px;
    border: 1px solid var(--primary-color);
    width: 80%;
    max-width: 400px;
    border-radius: 10px;
    text-align: center;
}

#restart-button {
    margin-top: 20px;
    padding: 10px 20px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

#restart-button:hover {
    background-color: var(--secondary-color);
}

.notification {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    background-color: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 10px 20px;
    border-radius: 5px;
    z-index: 1000;
}

@media (max-width: 768px) {
    .game-title {
        font-size: 18px;
    }

    .side-controls {
        right: 5px;
        bottom: 20px;
    }

    .control-button svg {
        width: 30px;
        height: 30px;
    }

    .webcam-container {
        width: 80px;
        height: 120px;
    }

    .video-info {
        max-width: 200px;
        font-size: 12px;
    }

    .laugh-count, .timer, .score, .laugh-probability {
        font-size: 12px;
    }

    .modal-content {
        width: 90%;
        margin: 20% auto;
    }
}

@keyframes floatUp {
    0% { transform: translateY(0); opacity: 1; }
    100% { transform: translateY(-100px); opacity: 0; }
}

.emoji-animation {
    position: absolute;
    font-size: 50px;
    animation: floatUp 2s ease-out;
    z-index: 150;
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation: none !important;
        transition: none !important;
    }
}

@keyframes damageAnimation {
    0% { background-color: rgba(255, 0, 0, 0.5); }
    50% { background-color: rgba(255, 0, 0, 0); }
    100% { background-color: rgba(255, 0, 0, 0.5); }
}

.damage-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    animation: damageAnimation 0.5s;
    z-index: 1000;
}

.filters-modal-content {
    max-width: 700px;
    max-height: 80vh;
    overflow-y: auto;
}

.filter-section {
    margin: 25px 0;
}

.filter-section h3 {
    color: var(--primary-color);
    font-size: 18px;
    margin-bottom: 15px;
    font-weight: 600;
}

.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.filter-btn {
    padding: 10px 20px;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--text-color);
    border: 2px solid transparent;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
    font-weight: 500;
}

.filter-btn:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.filter-btn.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 15px rgba(254, 44, 85, 0.4);
}

.slider-container {
    margin-top: 10px;
}

#min-views-slider {
    width: 100%;
    height: 6px;
    border-radius: 5px;
    background: rgba(255, 255, 255, 0.1);
    outline: none;
    -webkit-appearance: none;
}

#min-views-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(254, 44, 85, 0.5);
}

#min-views-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 10px rgba(254, 44, 85, 0.5);
}

.slider-value {
    margin-top: 10px;
    text-align: center;
    color: var(--secondary-color);
    font-size: 16px;
    font-weight: 600;
}

.filter-actions {
    display: flex;
    gap: 15px;
    margin-top: 30px;
    justify-content: center;
}

.apply-filters-btn,
.reset-filters-btn {
    padding: 12px 30px;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.apply-filters-btn {
    background: linear-gradient(135deg, var(--primary-color) 0%, #ff1744 100%);
    color: white;
    box-shadow: 0 4px 20px rgba(254, 44, 85, 0.4);
}

.apply-filters-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(254, 44, 85, 0.6);
}

.reset-filters-btn {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--text-color);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.reset-filters-btn:hover {
    background-color: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
}

.filter-info {
    margin-top: 20px;
    padding: 15px;
    background-color: rgba(37, 244, 238, 0.1);
    border-left: 3px solid var(--secondary-color);
    border-radius: 5px;
    font-size: 13px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.8);
}

.video-stats {
    display: flex;
    gap: 10px;
    align-items: center;
    margin-top: 8px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.7);
}

.quality-badge {
    background-color: var(--primary-color);
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
}

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

@keyframes emojiPop {
    0% {
        transform: translate(-50%, -50%) scale(0);
        opacity: 0;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -100px) scale(1);
        opacity: 0;
    }
}

@keyframes flash {
    0%, 100% {
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
}

@media (max-width: 768px) {
    .filters-modal-content {
        max-width: 95%;
        padding: 15px;
    }

    .filter-section h3 {
        font-size: 16px;
    }

    .filter-btn {
        padding: 8px 15px;
        font-size: 12px;
    }

    .filter-actions {
        flex-direction: column;
    }

    .apply-filters-btn,
    .reset-filters-btn {
        width: 100%;
    }

    .video-stats {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }
}