/* — RESET — */
        * { margin: 0; padding: 0; box-sizing: border-box; }
        
        body {
            font-family: 'Inter', sans-serif;
            background: #0a0a0a;
            color: #fff;
            min-height: 100vh;
        }

        /* — PAGE WRAP — */
        .page-wrap {
            max-width: 1100px;
            width: 100%;
            padding: 24px 20px 40px;
            margin: 0 auto;
        }

        /* — SONG CARD — */
        .track-card {
            background: #1e1e1e;
            padding: 24px 26px;
            margin-bottom: 28px;
            border: 1px solid #2a2a2a;
            border-radius: 12px;
        }

        .track-layout {
            display: flex;
            gap: 24px;
            align-items: flex-start;
            flex-wrap: wrap;
        }

        .cover-block {
            flex: 0 0 100px;
        }
        .cover-block img {
            width: 100%;
            height: auto;
            aspect-ratio: 1/1;
            object-fit: cover;
            display: block;
            border-radius: 8px;
        }

        .info-block {
            flex: 1;
            min-width: 200px;
        }

        .track-title {
            font-size: 1.7rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 2px;
        }
        .track-title .genre-badge {
            font-weight: 400;
            font-size: 0.8rem;
            color: #aaa;
            margin-left: 10px;
            background: #2a2a2a;
            padding: 2px 12px;
            border-radius: 20px;
            display: inline-block;
        }

        .artist-line {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px 18px;
            margin: 6px 0 10px;
        }
        .artist-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 0.95rem;
            color: #1DB954;
            text-decoration: none;
        }
        .artist-link i { font-size: 0.8rem; color: #888; }
        .artist-link:hover { text-decoration: underline; }

        .meta-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px 18px;
            font-size: 0.8rem;
            color: #999;
            margin: 4px 0 10px;
        }
        .meta-tags i { margin-right: 4px; color: #666; width: 16px; }

        .stat-line {
            display: flex;
            flex-wrap: wrap;
            gap: 18px 24px;
            margin: 4px 0 12px;
        }
        .stat-item {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            color: #aaa;
        }
        .stat-item i { color: #1DB954; width: 18px; }
        .stat-item strong { color: #fff; font-weight: 600; }

        /* — PROGRESS (compact) — */
        .progress-area {
            margin: 6px 0 12px;
        }
        .progress-track {
            width: 100%;
            height: 3px;
            background: #2a2a2a;
            border-radius: 2px;
            overflow: hidden;
            cursor: pointer;
        }
        .progress-fill {
            height: 100%;
            width: 0%;
            background: #1DB954;
            transition: width 0.05s linear;
        }
        .time-row {
            display: flex;
            justify-content: space-between;
            font-size: 0.7rem;
            color: #777;
            margin-top: 2px;
        }

        /* Download Progress */
        #downloadProgressArea {
            margin-top: 8px;
            display: none;
        }
        .download-progress-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 4px;
            font-size: 0.7rem;
            color: #888;
        }
        .download-progress-header .status {
            color: #1DB954;
            font-weight: 600;
        }
        .download-progress-track {
            width: 100%;
            height: 3px;
            background: #2a2a2a;
            border-radius: 2px;
            overflow: hidden;
        }
        .download-progress-fill {
            height: 100%;
            background: #1DB954;
            border-radius: 2px;
            width: 0%;
            transition: width 0.3s ease;
        }

        /* — ACTION BUTTONS — */
        .action-bar {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: flex-start;
            gap: 8px 12px;
            margin: 8px 0 12px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 6px 16px;
            border-radius: 20px;
            font-weight: 500;
            font-size: 0.78rem;
            border: none;
            background: #2a2a2a;
            color: #e8e8e8;
            cursor: pointer;
            transition: 0.15s;
            font-family: 'Inter', sans-serif;
            border: 1px solid #333;
        }
        .btn i { font-size: 0.8rem; }
        .btn:hover { background: #333; border-color: #444; }
        .btn-download { background: #1DB954; color: #000; border-color: #1DB954; }
        .btn-download:hover { background: #1ac04f; }
        .btn-play { background: #fff; color: #000; border-color: #fff; min-width: 72px; justify-content: center; }
        .btn-play:hover { background: #f0f0f0; }
        .btn-play.playing { background: #1DB954; color: #000; border-color: #1DB954; }

        /* — ENGAGE (like / comment) — */
        .engage-row {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: flex-start;
            gap: 16px 26px;
            padding-top: 10px;
            border-top: 1px solid #2a2a2a;
            margin-top: 2px;
        }
        .engage-item {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .engage-btn {
            background: transparent;
            border: 1px solid #333;
            padding: 4px 14px;
            border-radius: 20px;
            color: #ccc;
            font-weight: 500;
            font-size: 0.78rem;
            cursor: pointer;
            transition: 0.15s;
            font-family: 'Inter', sans-serif;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .engage-btn:hover { border-color: #1DB954; color: #1DB954; background: rgba(29,185,84,0.06); }
        .engage-btn.liked { background: #1DB954; color: #000; border-color: #1DB954; }
        .engage-btn.liked:hover { background: #1ac04f; }
        .engage-count {
            font-weight: 600;
            color: #fff;
            font-size: 0.9rem;
            min-width: 18px;
        }

        /* — RELATED / SIMILAR (list style) — */
        .related-section {
            margin-top: 10px;
        }
        .related-head {
            font-size: 1.05rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        .related-head i { color: #1DB954; margin-right: 8px; }

        .similar-list {
            display: flex;
            flex-direction: column;
            gap: 1px;
            background: #1e1e1e;
            border: 1px solid #2a2a2a;
            border-radius: 8px;
            padding: 2px 0;
        }
        .similar-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 8px 16px;
            border-bottom: 1px solid #262626;
            cursor: pointer;
            transition: 0.1s;
            text-decoration: none;
            color: #fff;
        }
        .similar-item:last-child { border-bottom: none; }
        .similar-item:hover { background: #252525; }
        .similar-left {
            display: flex;
            align-items: center;
            gap: 12px;
            flex: 1;
            min-width: 0;
        }
        .similar-left img {
            width: 40px;
            height: 40px;
            object-fit: cover;
            border-radius: 6px;
            flex-shrink: 0;
        }
        .similar-info {
            display: flex;
            flex-direction: column;
            min-width: 0;
        }
        .similar-title {
            font-weight: 600;
            font-size: 0.88rem;
            color: #fff;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .similar-artist {
            font-size: 0.75rem;
            color: #999;
        }
        .similar-meta {
            font-size: 0.72rem;
            color: #777;
            flex-shrink: 0;
            margin-left: 12px;
        }

        /* — MORE FROM ARTIST (6 songs grid with square covers) — */
        .more-section {
            margin-top: 28px;
        }
        .more-head {
            font-size: 1.1rem;
            font-weight: 100;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }
        .more-head i { color: #1DB954; margin-right: 8px; }

        .more-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 14px;
        }
        .more-card {
            background: #1e1e1e;
            border: 1px solid #2a2a2a;
            border-radius: 8px;
            cursor: pointer;
            transition: 0.12s;
            overflow: hidden;
            text-decoration: none;
            color: #fff;
        }
        .more-card:hover { background: #252525; border-color: #333; transform: translateY(-2px); }
        .more-card .mc-cover {
            width: 100%;
            aspect-ratio: 1/1;
            object-fit: cover;
            display: block;
        }
        .more-card .mc-info {
            padding: 10px 12px;
        }
        .more-card .mc-title {
            font-weight: 600;
            font-size: 0.85rem;
            color: #fff;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .more-card .mc-artist {
            font-size: 0.72rem;
            color: #999;
            margin-top: 2px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        /* — RESPONSIVE — */
        @media (max-width: 700px) {
            .track-layout { flex-direction: column; align-items: center; }
            .cover-block { flex: 0 0 90px; }
            .info-block { width: 100%; }
            .track-title { font-size: 1.4rem; }
            .action-bar { justify-content: center; }
            .engage-row { justify-content: center; }
            .similar-item { flex-wrap: wrap; gap: 4px; }
            .similar-meta { margin-left: 0; width: 100%; padding-left: 52px; }
            .more-grid { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 480px) {
            .page-wrap { padding: 14px 10px; }
            .track-card { padding: 16px 12px; }
            .cover-block { flex: 0 0 70px; }
            .track-title { font-size: 1.2rem; }
            .btn { padding: 5px 12px; font-size: 0.72rem; }
            .similar-left img { width: 34px; height: 34px; }
            .more-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
            .more-card .mc-cover { border-radius: 4px; }
        }

        /* Scrollbar */
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: #0a0a0a;
        }
        ::-webkit-scrollbar-thumb {
            background: #2a2a2a;
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #3a3a3a;
        }