:root {
    --primary-color: #6c5ce7; /* Purplish accent */
    --secondary-color: #a29bfe; /* Lighter purplish accent */
    --background-color: #1a202c; /* Dark cobalt background */
    --card-background: #2d3748; /* Slightly lighter cobalt for cards */
    --text-color: #e2e8f0; /* Light gray for text */
    --text-muted: #a0aec0; /* Muted gray for secondary text */
    --border-color: #4a5568; /* Border color */
    --download-progress-color: #38a169; /* Green for download progress */
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    flex-grow: 1;
}

header {
    text-align: center;
    margin-bottom: 3rem;
}

h1 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.subtitle {
    font-size: 1rem;
    color: var(--text-muted);
}

#searchForm {
    display: flex;
    justify-content: center;
    margin-bottom: 2rem;
}

#searchInput {
    width: 100%;
    padding: 0.8rem 1rem;
    font-size: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 25px 0 0 25px;
    background-color: var(--card-background);
    color: var(--text-color);
    outline: none;
    transition: border-color 0.3s ease;
}

#searchInput:focus {
    border-color: var(--primary-color);
}

#searchButton {
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    border: none;
    border-radius: 0 25px 25px 0;
    background-color: var(--primary-color);
    color: white;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

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

#spinner {
    display: none;
    justify-content: center;
    margin: 2rem 0;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid var(--secondary-color);
    border-top: 5px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

#results {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 2rem;
}

.song-card {
    background-color: var(--card-background);
    border-radius: 10px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: space-between;
    flex-direction: column;
}

.song-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.2);
}

.song-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.song-details {
    padding: 1rem;
}

.song-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.song-info {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.quality-select {
    width: 100%;
    padding: 0.5rem;
    margin-bottom: 0.5rem;
    background-color: var(--background-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    appearance: none; /* Remove default select arrow */
    background-image: url('data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2020%2020%22%3E%3Cpath%20fill%3D%22%23a0aec0%22%20d%3D%22M9.293%2012.95l.707.707L15.657%208l-1.414-1.414L10%2010.828%205.757%206.586%204.343%208z%22%2F%3E%3C%2Fsvg%3E');
    background-repeat: no-repeat;
    background-position: right 0.7em top 50%, 0 0;
    background-size: 0.65em auto, 100%;
}

.download-btn {
    width: 100%;
    padding: 0.5rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.download-btn:hover {
    background-color: var(--secondary-color);
}

/* Download Queue Styles */
.download-queue-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 300px;
    background-color: var(--card-background);
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    z-index: 1000;
    transform: translateY(calc(100% - 50px)); /* Minimized state */
    transition: transform 0.3s ease-out;
}

.download-queue-container.expanded {
    transform: translateY(0);
}

.queue-header {
    background-color: var(--primary-color);
    color: white;
    padding: 10px 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.queue-header h3 {
    margin: 0;
    font-size: 1rem;
}

.queue-toggle-btn {
    background: none;
    border: none;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
}

.notification-badge {
    background-color: #e74c3c; /* Red for notifications */
    color: white;
    border-radius: 50%;
    padding: 2px 6px;
    font-size: 0.7rem;
    position: absolute;
    top: -5px;
    right: -5px;
    display: none; /* Hidden by default */
}

.download-list {
    max-height: 300px;
    overflow-y: auto;
    padding: 10px;
    display: none; /* Hidden when minimized */
}

.download-queue-container.expanded .download-list {
    display: block;
}

.download-item {
    display: flex;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

.download-item:last-child {
    border-bottom: none;
}

.download-item-info {
    flex-grow: 1;
    margin-left: 10px;
}

.download-item-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-color);
}

.download-item-status {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.download-progress-bar-container {
    width: 100%;
    background-color: var(--background-color);
    border-radius: 5px;
    height: 5px;
    margin-top: 5px;
    overflow: hidden;
}

.download-progress-bar {
    height: 100%;
    width: 0%;
    background-color: var(--download-progress-color);
    border-radius: 5px;
    transition: width 0.1s ease-out;
}

/* Downloading icon in music items */
.downloading-icon {
    margin-left: 10px;
    color: var(--download-progress-color);
    display: none; /* Hidden by default */
}

.downloading-icon.active {
    display: inline-block;
}

@media (max-width: 768px) {
    #searchForm {
        flex-direction: column;
        align-items: center;
    }

    #searchInput,
    #searchButton {
        width: 100%;
        border-radius: 25px;
        margin-bottom: 1rem;
    }

    .download-queue-container {
        width: 90%;
        right: 5%;
        bottom: 10px;
    }
}