@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap');

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

:root {
    --primary-color: #2962ff;
    --primary-light: #768fff;
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --background-start: #1a1a1a;
    --background-end: #2d2d2d;
    --surface: rgba(255, 255, 255, 0.1);
    --surface-hover: rgba(255, 255, 255, 0.15);
    --animation-timing: cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, var(--background-start), var(--background-end));
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.container {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 24px;
}

.music-player {
    background: var(--background-start);
    border-radius: 24px;
    padding: 32px;
    width: 100%;
    max-width: 480px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.playlist-container {
    margin-top: 32px;
}

.playlist-title {
    font-size: 1.25rem;
    color: var(--text-primary);
    margin: 0 0 16px 0;
}

.playlist {
    max-height: 300px;
    overflow-y: auto;
    padding-right: 8px;
}

.playlist::-webkit-scrollbar {
    width: 6px;
}

.playlist::-webkit-scrollbar-track {
    background: var(--surface);
    border-radius: 3px;
}

.playlist::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 3px;
}

.playlist-item {
    display: flex;
    align-items: center;
    padding: 12px;
    margin: 8px 0;
    border-radius: 12px;
    background: var(--surface);
    cursor: pointer;
    transition: all 0.2s var(--animation-timing);
}

.playlist-item:hover {
    background: var(--surface-hover);
    transform: translateY(-2px);
}

.playlist-item.active {
    background: var(--primary-color);
}

.playlist-item img {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    margin-right: 16px;
    object-fit: cover;
}

.playlist-item-info {
    flex: 1;
    min-width: 0;
}

.playlist-item-info h3 {
    margin: 0;
    font-size: 1rem;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.playlist-item-info p {
    margin: 4px 0 0;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.playlist-item .duration {
    margin-left: 16px;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.playlist-item.active .playlist-item-info h3,
.playlist-item.active .playlist-item-info p,
.playlist-item.active .duration {
    color: white;
}

.now-playing {
    display: flex;
    align-items: center;
    gap: 24px;
}

.album-art {
    width: 120px;
    height: 120px;
    border-radius: 16px;
    object-fit: cover;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s var(--animation-timing);
}

.album-art:hover {
    transform: scale(1.05);
}

.track-info {
    flex-grow: 1;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
}

.track-info-content {
    flex-grow: 1;
}

.share-btn {
    background: var(--surface);
    color: var(--text-primary);
    border: none;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s var(--animation-timing);
    flex-shrink: 0;
}

.share-btn:hover {
    background: var(--primary-color);
    transform: scale(1.1);
}

.share-btn i {
    font-size: 1rem;
}

.track-name {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.artist-name {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
}

.progress-container {
    margin: 32px 0;
}

.progress-bar {
    background: var(--surface);
    height: 6px;
    border-radius: 3px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.progress {
    background: var(--primary-color);
    width: 30%;
    height: 100%;
    border-radius: 3px;
    position: relative;
    transition: width 0.1s linear;
}

.progress::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 12px;
    background: var(--primary-light);
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.2s var(--animation-timing);
}

.progress-bar:hover .progress::after {
    opacity: 1;
}

.time-info {
    display: flex;
    justify-content: space-between;
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: 8px;
    font-weight: 500;
}

.control-buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 32px;
    margin: 32px 0;
}

button {
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s var(--animation-timing);
    padding: 8px;
    border-radius: 50%;
}

button:hover {
    color: var(--primary-light);
    background: var(--surface);
    transform: scale(1.1);
}

.play-btn {
    width: 64px;
    height: 64px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 4px 12px rgba(41, 98, 255, 0.3);
}

.play-btn:hover {
    background: var(--primary-light);
    color: var(--text-primary);
    transform: scale(1.05);
    box-shadow: 0 6px 16px rgba(41, 98, 255, 0.4);
}

.volume-control {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 24px;
    padding: 8px;
    background: var(--surface);
    border-radius: 12px;
}

.volume-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100px;
    height: 4px;
    border-radius: 2px;
    background: var(--surface);
    outline: none;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.volume-slider:hover {
    height: 6px;
}

.volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    background: var(--primary-color);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s var(--animation-timing);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

.volume-slider::-webkit-slider-thumb:hover {
    background: var(--primary-light);
    transform: scale(1.2);
}

/* Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(5px);
    opacity: 0;
    transition: opacity 0.3s var(--animation-timing);
}

.modal-overlay.active {
    display: flex;
    opacity: 1;
}

.modal {
    background: var(--background-start);
    border-radius: 24px;
    width: 90%;
    max-width: 480px;
    padding: 24px;
    position: relative;
    transform: translateY(20px);
    transition: transform 0.3s var(--animation-timing);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.modal-overlay.active .modal {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.modal-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.close-modal {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: all 0.2s var(--animation-timing);
}

.close-modal:hover {
    background: var(--surface);
    color: var(--text-primary);
}

.share-preview {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--surface);
    border-radius: 16px;
    margin-bottom: 24px;
}

.share-preview-image {
    width: 64px;
    height: 64px;
    border-radius: 8px;
    object-fit: cover;
}

.share-preview-info h4 {
    margin: 0 0 4px 0;
    font-size: 1rem;
    color: var(--text-primary);
}

.share-preview-info p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.share-url-container {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
}

.share-url {
    flex-grow: 1;
    background: var(--surface);
    border: none;
    padding: 12px 16px;
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.copy-url {
    background: var(--primary-color);
    border: none;
    padding: 0 16px;
    border-radius: 12px;
    color: white;
    cursor: pointer;
    transition: all 0.2s var(--animation-timing);
}

.copy-url:hover {
    background: var(--primary-light);
    transform: scale(1.05);
}

.share-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.share-option {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px;
    background: var(--surface);
    border: none;
    border-radius: 12px;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s var(--animation-timing);
}

.share-option:hover {
    background: var(--surface-hover);
    transform: translateY(-2px);
}

.share-option i {
    font-size: 1.25rem;
}

/* Embed styles */
.embed-url-container {
    margin: 24px 0;
    padding-top: 24px;
    border-top: 1px solid var(--surface);
}

.embed-url-container h4 {
    margin: 0 0 12px 0;
    color: var(--text-primary);
    font-size: 1rem;
}

.embed-code-container {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.embed-url {
    flex-grow: 1;
    background: var(--surface);
    border: none;
    padding: 12px 16px;
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 0.875rem;
    font-family: monospace;
}

.copy-embed {
    background: var(--primary-color);
    border: none;
    padding: 0 16px;
    border-radius: 12px;
    color: white;
    cursor: pointer;
    transition: all 0.2s var(--animation-timing);
}

.copy-embed:hover {
    background: var(--primary-light);
    transform: scale(1.05);
}

.embed-preview {
    background: var(--surface);
    border-radius: 12px;
    padding: 16px;
    margin-top: 16px;
}

.embed-preview iframe {
    width: 100%;
    border: none;
    border-radius: 8px;
    background: var(--background-start);
}

@media (max-width: 480px) {
    .music-player {
        padding: 24px;
        border-radius: 20px;
    }

    .album-art {
        width: 100px;
        height: 100px;
    }

    .track-name {
        font-size: 1.25rem;
    }

    .control-buttons {
        gap: 24px;
    }

    .play-btn {
        width: 56px;
        height: 56px;
    }

    .modal {
        padding: 20px;
    }
    
    .share-options {
        grid-template-columns: 1fr;
    }
}