@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;800&display=swap');

:root {
    --bg-gradient: linear-gradient(135deg, #0f0c1b 0%, #15102a 50%, #06020f 100%);
    --card-bg: rgba(25, 20, 45, 0.45);
    --card-border: rgba(255, 255, 255, 0.08);
    --text-primary: #ffffff;
    --text-secondary: #a09cb0;
    --accent: #9d4edd;
    --accent-hover: #b5179e;
    --accent-glow: rgba(157, 78, 221, 0.4);
    --slider-track: rgba(255, 255, 255, 0.1);
}

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

body {
    background: var(--bg-gradient);
    color: var(--text-primary);
    font-family: 'Outfit', sans-serif;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

/* Home Page Container Styles */
.container {
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 40px;
    border-radius: 24px;
    border: 1px solid var(--card-border);
    width: 90%;
    max-width: 480px;
    text-align: center;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), 
                inset 0 1px 0 rgba(255, 255, 255, 0.1);
    animation: fadeIn 0.8s ease-out;
}

h1 {
    font-weight: 800;
    font-size: 2.2rem;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
    background: linear-gradient(45deg, #e0aaff, #c77dff, #9d4edd, #7b2cbf);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    font-weight: 300;
    margin-bottom: 30px;
}

button {
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    background: linear-gradient(135deg, var(--accent) 0%, #7b2cbf 100%);
    color: white;
    border: 0;
    padding: 14px 28px;
    border-radius: 14px;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 15px var(--accent-glow);
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--accent-glow);
    background: linear-gradient(135deg, var(--accent-hover) 0%, var(--accent) 100%);
}

button:active {
    transform: translateY(0);
}

input {
    font-family: 'Outfit', sans-serif;
    width: 100%;
    padding: 14px 20px;
    margin: 20px 0 12px 0;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.05);
    color: white;
    font-size: 1rem;
    outline: none;
    transition: all 0.3s ease;
}

input:focus {
    border-color: var(--accent);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 10px rgba(157, 78, 221, 0.2);
}

.hidden {
    display: none !important;
}

#status {
    margin-top: 15px;
    color: #38b000;
    font-weight: 400;
    min-height: 24px;
    transition: all 0.3s ease;
}

/* Premium Player Layout */
.player-container {
    position: relative;
    display: flex;
    width: 850px;
    max-width: 95%;
    height: 520px;
    background: var(--card-bg);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border: 1px solid var(--card-border);
    border-radius: 30px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.6), 
                inset 0 1px 0 rgba(255, 255, 255, 0.05);
    overflow: hidden;
    animation: scaleIn 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.player-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px;
    position: relative;
    z-index: 2;
}

/* Thumbnail Section */
.thumbnail-container {
    width: 200px;
    height: 200px;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4),
                0 0 0 4px rgba(255, 255, 255, 0.03);
    margin-bottom: 24px;
    position: relative;
    background: #000;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.thumbnail-container:hover {
    transform: scale(1.05);
}

.thumbnail-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Song Meta */
.song-info {
    text-align: center;
    margin-bottom: 28px;
    width: 100%;
}

.song-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 6px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding: 0 10px;
}

.song-artist {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 400;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Custom Seek Progress */
.progress-container {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
}

.time-display {
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--text-secondary);
    min-width: 40px;
}

.seek-bar-wrapper {
    flex: 1;
    position: relative;
    display: flex;
    align-items: center;
}

input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    background: var(--slider-track);
    border-radius: 3px;
    outline: none;
    margin: 0;
    cursor: pointer;
}

input[type="range"]::-webkit-slider-runnable-track {
    width: 100%;
    height: 6px;
    cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    height: 16px;
    width: 16px;
    border-radius: 50%;
    background: #ffffff;
    cursor: pointer;
    margin-top: -5px;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
    transition: transform 0.1s ease;
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    background: var(--accent);
}

/* Playback Control Bar */
.controls-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    width: 100%;
    margin-bottom: 20px;
}

.icon-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    transition: all 0.3s ease;
    box-shadow: none;
}

.icon-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.08);
    transform: none;
    box-shadow: none;
}

.icon-btn svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
}

.icon-btn.primary-btn {
    background: #ffffff;
    color: #0c091f;
    width: 60px;
    height: 60px;
    box-shadow: 0 8px 20px rgba(255, 255, 255, 0.15);
}

.icon-btn.primary-btn:hover {
    background: var(--accent);
    color: #ffffff;
    transform: scale(1.06);
    box-shadow: 0 8px 25px var(--accent-glow);
}

/* Volume Row */
.volume-container {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 180px;
}

.volume-container svg {
    width: 20px;
    height: 20px;
    fill: var(--text-secondary);
}

.volume-container input[type="range"] {
    flex: 1;
}

/* Sidebar Library (Slide out) */
.sidebar-library {
    position: absolute;
    right: 0;
    top: 0;
    width: 320px;
    height: 100%;
    z-index: 30;
    border-left: 1px solid var(--card-border);
    background: rgba(12, 8, 25, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    transform: translateX(0);
}

.sidebar-library.collapsed {
    transform: translateX(100%);
}

.library-header {
    padding: 24px;
    border-bottom: 1px solid var(--card-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.library-title {
    font-size: 1.2rem;
    font-weight: 600;
}

.library-list {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
}

/* Custom Scrollbar for list */
.library-list::-webkit-scrollbar {
    width: 6px;
}
.library-list::-webkit-scrollbar-track {
    background: transparent;
}
.library-list::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}
.library-list::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

.track-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px;
    border-radius: 12px;
    cursor: pointer;
    margin-bottom: 8px;
    transition: all 0.25s ease;
    border: 1px solid transparent;
}

.track-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.03);
}

.track-item.active {
    background: rgba(157, 78, 221, 0.15);
    border-color: rgba(157, 78, 221, 0.25);
}

.track-thumbnail {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    object-fit: cover;
    background: #000;
}

.track-meta {
    flex: 1;
    min-width: 0;
}

.track-title {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.track-artist {
    font-size: 0.8rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.empty-library {
    text-align: center;
    color: var(--text-secondary);
    margin-top: 40px;
    font-weight: 300;
    font-size: 0.95rem;
}

/* Add More Songs Dropdown Overlay */
.add-songs-container {
    position: relative;
    width: 100%;
    display: flex;
    justify-content: center;
    z-index: 10;
}

.add-songs-btn {
    font-family: 'Outfit', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--card-border);
    padding: 8px 18px;
    border-radius: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    box-shadow: none;
}

.add-songs-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-1px);
}

.dropdown-chevron {
    transition: transform 0.3s ease;
}

.add-songs-container.open .dropdown-chevron {
    transform: rotate(180deg);
}

.add-songs-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    width: 340px;
    background: rgba(20, 15, 35, 0.95);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 16px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6);
    display: flex;
    flex-direction: column;
    gap: 10px;
    animation: fadeIn 0.25s ease-out;
}

.add-songs-dropdown input {
    margin: 0;
    padding: 10px 14px;
    font-size: 0.9rem;
    border-radius: 8px;
}

.add-songs-dropdown button {
    padding: 10px;
    font-size: 0.9rem;
    border-radius: 8px;
    width: 100%;
}

/* Select Mode & Sidebar Styles */
.select-mode-btn {
    font-family: 'Outfit', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--card-border);
    padding: 6px 14px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow: none;
}

.select-mode-btn:hover {
    background: rgba(255, 255, 255, 0.15);
}

.select-mode-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    box-shadow: 0 0 12px var(--accent-glow);
}

.library-subheader {
    padding: 10px 24px;
    border-bottom: 1px solid var(--card-border);
    background: rgba(0, 0, 0, 0.12);
}

#modeStatusText {
    font-weight: 800;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    font-size: 0.72rem;
    color: #00b4d8;
    transition: color 0.3s ease;
}

.sidebar-library.selecting-mode #modeStatusText {
    color: #ffb703;
}

.select-actions-bar {
    padding: 12px 16px;
    border-bottom: 1px solid var(--card-border);
    background: rgba(255, 255, 255, 0.02);
    display: flex;
    gap: 10px;
    justify-content: space-between;
    animation: fadeIn 0.3s ease-out;
}

.action-btn-small {
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 0.85rem;
    padding: 8px 16px;
    border-radius: 8px;
    border: 0;
    cursor: pointer;
    flex: 1;
    text-align: center;
    transition: all 0.25s ease;
    box-shadow: none;
}

.action-btn-small:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.action-btn-small:active {
    transform: translateY(0);
}

.danger-btn {
    background: linear-gradient(135deg, #e63946 0%, #b7094c 100%);
    color: white;
}

.danger-btn:hover {
    background: linear-gradient(135deg, #ff4d6d 0%, #c9184a 100%);
}

.secondary-btn {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.secondary-btn:hover {
    background: rgba(255, 255, 255, 0.15);
}

/* Checkboxes in list items */
.track-checkbox-wrapper {
    display: none;
    align-items: center;
    margin-right: 4px;
}

.sidebar-library.selecting-mode .track-checkbox-wrapper {
    display: flex;
    animation: fadeIn 0.2s ease-out;
}

.track-checkbox-icon {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.25s ease;
}

.track-item:hover .track-checkbox-icon {
    border-color: rgba(255, 255, 255, 0.6);
}

.track-item.selected-item .track-checkbox-icon {
    background: #ffb703;
    border-color: #ffb703;
}

.track-checkbox-icon svg {
    width: 12px;
    height: 12px;
    fill: #0c091f;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.track-item.selected-item .track-checkbox-icon svg {
    opacity: 1;
}

.track-item.selected-item {
    background: rgba(255, 183, 3, 0.1) !important;
    border-color: rgba(255, 183, 3, 0.25) !important;
}

/* Modal Dialog Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
    animation: fadeIn 0.3s ease-out;
}

.modal-content {
    background: rgba(25, 20, 45, 0.95);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    width: 400px;
    padding: 30px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.6);
}

.modal-content h3 {
    margin-bottom: 20px;
    font-size: 1.3rem;
    font-weight: 600;
}

.modal-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 16px;
}

.modal-field label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.modal-field input {
    margin: 0;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 0.95rem;
}

.modal-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
}

.local-upload-btn {
    font-size: 0.85rem !important;
    padding: 6px 14px !important;
    background: rgba(255,255,255,0.06) !important;
    border: 1px solid var(--card-border) !important;
}
.local-upload-btn:hover {
    background: rgba(157,78,221,0.15) !important;
    border-color: rgba(157,78,221,0.3) !important;
}

.upload-drop-zone {
    border: 2px dashed rgba(255,255,255,0.15);
    border-radius: 12px;
    padding: 30px 20px;
    text-align: center;
    margin: 16px 0;
    cursor: pointer;
    transition: all 0.3s ease;
}
.upload-drop-zone:hover,
.upload-drop-zone.dragover {
    border-color: var(--accent, #9d4edd);
    background: rgba(157,78,221,0.08);
}
.upload-drop-zone p { margin: 0; }

.upload-file-list {
    max-height: 150px;
    overflow-y: auto;
    margin: 8px 0;
}
.upload-file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    border-radius: 8px;
    background: rgba(255,255,255,0.04);
    margin-bottom: 4px;
    font-size: 0.85rem;
}
.upload-file-item .file-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.upload-file-item .file-size {
    color: #a09cb0;
    margin-left: 10px;
    white-space: nowrap;
}
.upload-file-item .file-remove {
    background: none;
    border: none;
    color: #ff4d4d;
    cursor: pointer;
    padding: 2px 6px;
    margin-left: 8px;
    font-size: 1rem;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

/* Responsive Design Queries */
@media (max-width: 768px) {
    body {
        align-items: flex-start;
        padding: 0;
        overflow-y: auto;
    }

    .player-container {
        width: 100vw;
        height: 100vh;
        max-width: 100%;
        border-radius: 0;
        border: none;
        flex-direction: column;
    }

    .player-main {
        padding: 20px 14px;
        width: 100%;
        justify-content: flex-start;
        overflow-y: auto;
    }

    .add-songs-dropdown {
        width: calc(100% - 32px);
        left: 16px;
        right: 16px;
    }

    .thumbnail-container {
        width: 160px;
        height: 160px;
        margin-top: 10px;
        margin-bottom: 16px;
    }

    .song-info {
        margin-bottom: 14px;
    }

    .song-title {
        font-size: 1.2rem;
    }

    .song-artist {
        font-size: 0.85rem;
    }

    .controls-container {
        flex-wrap: wrap;
        gap: 8px;
        justify-content: center;
        padding: 0 4px;
    }

    .icon-btn {
        width: 42px;
        height: 42px;
        font-size: 1.2rem !important;
    }

    .icon-btn.primary-btn {
        width: 52px;
        height: 52px;
        font-size: 1.6rem !important;
    }

    .volume-container {
        width: 100%;
        justify-content: center;
        margin-top: 6px;
        padding: 0 16px;
    }

    .progress-container {
        gap: 8px;
        margin-bottom: 16px;
    }

    .time-display {
        font-size: 0.75rem;
        min-width: 32px;
    }

    .sidebar-library {
        position: absolute;
        top: 0;
        right: 0;
        width: 100%;
        height: 100%;
        z-index: 30;
        background: rgba(12, 8, 25, 0.98);
        backdrop-filter: blur(30px);
        -webkit-backdrop-filter: blur(30px);
        border-left: none;
    }

    .sidebar-library.collapsed {
        transform: translateX(100%);
        width: 100%;
    }

    .library-header {
        padding: 16px;
    }

    .modal-content {
        width: 92%;
        padding: 20px;
        border-radius: 16px;
    }

    .modal-actions {
        flex-direction: column;
        gap: 8px;
    }

    .modal-actions .action-btn-small {
        padding: 12px;
    }

    #statusMsg {
        font-size: 0.8rem;
    }
}

@media (max-width: 380px) {
    .controls-container {
        gap: 4px;
    }

    .icon-btn {
        width: 36px;
        height: 36px;
        font-size: 1rem !important;
    }

    .icon-btn.primary-btn {
        width: 46px;
        height: 46px;
    }

    .thumbnail-container {
        width: 130px;
        height: 130px;
    }
}

/* Small heights support */
@media (max-height: 600px) and (max-width: 768px) {
    .thumbnail-container {
        width: 110px;
        height: 110px;
        margin-top: 5px;
        margin-bottom: 10px;
    }
    
    .song-info {
        margin-bottom: 10px;
    }
}

/* Audio Visualizer */
#visualizer {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 60%;
    z-index: -1;
    pointer-events: none;
    opacity: 0.6;
}

#visualizer.fullscreen-mode {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -10;
    opacity: 0.3; /* Softer opacity for the whole background */
}

#visualizer.hidden-mode {
    display: none;
}

/* Toaster Notification */
.toaster {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: rgba(25, 20, 45, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(157, 78, 221, 0.4);
    border-radius: 14px;
    padding: 14px 28px;
    color: #fff;
    font-family: 'Outfit', sans-serif;
    font-size: 0.95rem;
    font-weight: 500;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(157, 78, 221, 0.2);
    z-index: 9999;
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    pointer-events: none;
}

.toaster.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}