/* ========== MODALS CSS - SpotiTube ========== */
/* Archivo: public/css/modals.css */
/* Descripción: Estilos de modales y overlays */

/* ========== OVERLAY DE MODAL ========== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-overlay);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.2s ease-out;
}

/* ========== CONTENIDO DEL MODAL ========== */
.modal-content {
    background: var(--spotify-dark-gray);
    border-radius: var(--border-radius);
    max-width: 90%;
    max-height: 80vh;
    width: 600px;
    overflow: hidden;
    box-shadow: var(--shadow-heavy);
    border: 1px solid rgba(29, 185, 84, 0.3);
    animation: slideInUp 0.3s ease-out;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========== HEADER DEL MODAL ========== */
.modal-header {
    background: linear-gradient(135deg, rgba(29, 185, 84, 0.2), rgba(29, 185, 84, 0.1));
    padding: var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.modal-close {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: var(--font-size-2xl);
    cursor: pointer;
    padding: var(--spacing-sm);
    transition: all var(--transition-fast);
    line-height: 1;
}

.modal-close:hover {
    color: var(--spotify-green);
    transform: rotate(90deg);
}

/* ========== TABS PRINCIPALES (Spotify/YouTube) ========== */
.main-tabs-container {
    display: flex;
    gap: var(--spacing-sm);
    padding: 0.75rem var(--spacing-md);
    background: var(--spotify-black);
    border-bottom: 1px solid var(--spotify-gray);
}

.main-tab-button {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.75rem var(--spacing-md);
    background: var(--spotify-gray);
    border: 2px solid transparent;
    border-radius: var(--border-radius-small);
    color: var(--text-secondary);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.main-tab-button:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.main-tab-button.active {
    background: var(--spotify-green);
    color: var(--spotify-black);
    border-color: var(--spotify-green);
}

.main-tab-button svg {
    flex-shrink: 0;
}

/* ========== TABS SECUNDARIAS ========== */
.tabs-container {
    display: flex;
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.tab-button {
    flex: 1;
    padding: var(--spacing-md);
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
}

.tab-button:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.tab-button.active {
    color: var(--spotify-green);
}

.tab-button.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--spotify-green);
}

/* ========== LISTAS EN MODALES ========== */
.playlist-list,
.artists-list {
    max-height: 500px;
    overflow-y: auto;
    padding: var(--spacing-md);
}

/* ========== BARRA DE BÚSQUEDA EN MODAL ========== */
.modal-search-container {
    position: sticky;
    top: 0;
    z-index: 10;
    background: var(--spotify-dark-gray);
    padding: 0.75rem 0;
    margin-bottom: 0.75rem;
}

.modal-search-wrapper {
    position: relative;
}

.modal-search-input {
    width: 100%;
    padding: 0.75rem var(--spacing-md) 0.75rem 2.5rem;
    background: var(--spotify-black);
    border: 1px solid var(--spotify-gray);
    border-radius: 20px;
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
}

.modal-search-input:focus {
    outline: none;
    border-color: var(--spotify-green);
}

.modal-search-input::placeholder {
    color: var(--text-muted);
}

.modal-search-icon {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}

.no-results-message {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
}

/* ========== ITEMS DE PLAYLIST/ARTISTAS ========== */
.playlist-item,
.artist-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: 0.75rem;
    border-radius: var(--border-radius-small);
    cursor: pointer;
    transition: all var(--transition-fast);
    margin-bottom: var(--spacing-sm);
}

.playlist-item:hover,
.artist-item:hover {
    background: rgba(29, 185, 84, 0.1);
}

.playlist-item img,
.artist-item img {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-small);
    object-fit: cover;
    flex-shrink: 0;
}

.artist-item img {
    border-radius: 50%;
}

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

.playlist-item-name,
.artist-item-name {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.playlist-item-tracks,
.artist-item-genres {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ========== SELECCIÓN DE ARTISTAS ========== */
.artist-item.selected {
    background: rgba(29, 185, 84, 0.2);
    border: 1px solid var(--spotify-green);
}

.artists-controls {
    padding: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(0, 0, 0, 0.3);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.selection-info {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.selection-info strong {
    color: var(--spotify-green);
}

/* ========== ITEMS DE YOUTUBE ========== */
.youtube-playlist-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: 0.75rem var(--spacing-md);
    border-radius: var(--border-radius-small);
    cursor: pointer;
    transition: background var(--transition-fast);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.youtube-playlist-item:hover {
    background: rgba(255, 0, 0, 0.1);
}

.youtube-playlist-thumb {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-small);
    object-fit: cover;
    background: var(--spotify-dark-gray);
    flex-shrink: 0;
}

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

.youtube-playlist-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.youtube-playlist-count {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ========== CATEGORÍAS DE PLAYLIST ========== */
.playlist-category {
    margin-bottom: var(--spacing-lg);
}

.playlist-category h4 {
    color: var(--spotify-green);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-base);
}

/* ========== MODAL DE CONFIRMACIÓN ========== */
.confirm-modal {
    max-width: 400px;
}

.confirm-modal .modal-body {
    padding: var(--spacing-xl);
    text-align: center;
}

.confirm-modal .modal-footer {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    padding: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}