#upload-screen {
    background: #09090b;
    position: relative;
    overflow: hidden;
}

/* Background Effects */
.upload-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.upload-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: floatOrb 20s infinite ease-in-out;
}

.upload-orb.orb-1 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, #6366f1, #a855f7);
    top: -20%;
    right: -10%;
}

.upload-orb.orb-2 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #06b6d4, #6366f1);
    bottom: -15%;
    left: -10%;
    animation-delay: -10s;
}

@keyframes floatOrb {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -30px) scale(1.05); }
    50% { transform: translate(-20px, 20px) scale(0.95); }
    75% { transform: translate(-30px, -20px) scale(1.02); }
}

.upload-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
}

/* Navigation */
.upload-nav {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    padding: 20px 24px;
    z-index: 10;
}

.nav-back-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: rgba(24, 24, 27, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 100px;
    color: #a1a1aa;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    backdrop-filter: blur(12px);
    transition: all 0.3s ease;
}

.nav-back-btn:hover {
    color: #fafafa;
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateX(-4px);
}

/* Upload Content */
.upload-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 100px 24px 40px;
}

/* Header */
.upload-header {
    text-align: center;
    margin-bottom: 40px;
}

.upload-badge {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(99, 102, 241, 0.15);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 100px;
    font-family: 'Orbitron', sans-serif;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: #818cf8;
    margin-bottom: 16px;
}

.upload-title {
    font-family: 'Orbitron', sans-serif;
    font-size: clamp(28px, 6vw, 42px);
    font-weight: 700;
    color: #fafafa;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.upload-subtitle {
    font-size: 16px;
    color: #71717a;
    max-width: 400px;
}

/* Upload Card */
.upload-card {
    width: 100%;
    max-width: 480px;
}

.upload-zone {
    position: relative;
    border: 2px dashed rgba(99, 102, 241, 0.3);
    border-radius: 20px;
    padding: 48px 32px;
    cursor: pointer;
    transition: all 0.3s ease;
    background: rgba(24, 24, 27, 0.6);
    backdrop-filter: blur(12px);
}

.upload-zone:hover,
.upload-zone.dragover {
    border-color: #6366f1;
    background: rgba(99, 102, 241, 0.08);
    box-shadow: 0 0 40px rgba(99, 102, 241, 0.2);
}

.upload-zone-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.upload-icon-wrapper {
    position: relative;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.upload-icon-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(168, 85, 247, 0.2));
    border-radius: 20px;
    animation: pulse-bg 3s infinite ease-in-out;
}

@keyframes pulse-bg {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.05); }
}

.upload-icon {
    position: relative;
    width: 40px;
    height: 40px;
    color: #818cf8;
}

.upload-text-group {
    text-align: center;
}

.upload-text {
    font-size: 18px;
    font-weight: 500;
    color: #fafafa;
    margin-bottom: 4px;
}

.upload-subtext {
    font-size: 14px;
    color: #71717a;
}

.upload-formats {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
}

.format-tag {
    padding: 4px 10px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    font-size: 11px;
    font-weight: 600;
    color: #71717a;
    letter-spacing: 0.05em;
}

/* File Info Card */
.file-info-card {
    display: none;
    align-items: center;
    gap: 16px;
    margin-top: 16px;
    padding: 16px 20px;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: 12px;
}

.file-info-card.visible {
    display: flex;
}

.file-info-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(16, 185, 129, 0.15);
    border-radius: 10px;
    color: #10b981;
}

.file-info-details {
    flex: 1;
    min-width: 0;
}

.file-name {
    display: block;
    font-weight: 600;
    color: #fafafa;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 2px;
}

.file-ready {
    font-size: 13px;
    color: #10b981;
}

.clear-file-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: 8px;
    color: #ef4444;
    cursor: pointer;
    transition: all 0.2s ease;
}

.clear-file-btn:hover {
    background: rgba(239, 68, 68, 0.2);
    border-color: rgba(239, 68, 68, 0.4);
}

/* Analyze Button */
.analyze-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-top: 32px;
    padding: 18px 36px;
    background: linear-gradient(135deg, #6366f1, #4f46e5);
    border: none;
    border-radius: 100px;
    color: white;
    font-family: 'Orbitron', sans-serif;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 24px rgba(99, 102, 241, 0.4);
    opacity: 0.4;
    pointer-events: none;
}

.analyze-btn:not(:disabled) {
    opacity: 1;
    pointer-events: auto;
}

.analyze-btn:not(:disabled):hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(99, 102, 241, 0.5);
}

.analyze-btn-icon {
    display: flex;
    align-items: center;
    transition: transform 0.3s ease;
}

.analyze-btn:not(:disabled):hover .analyze-btn-icon {
    transform: translateX(4px);
}

/* Tips */
.upload-tips {
    margin-top: 32px;
    max-width: 400px;
}

.tip {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.2);
    border-radius: 10px;
    color: #fbbf24;
    font-size: 13px;
}

.tip svg {
    flex-shrink: 0;
}

/* Legacy support for file-info (old class) */
.file-info {
    display: none;
}

.file-info.visible {
    display: none;
}

/* ==================== */
/* Sample Tracks Section */
/* ==================== */

.sample-tracks-section {
    width: 100%;
    max-width: 600px;
    margin-top: 40px;
}

.sample-tracks-header {
    text-align: center;
    margin-bottom: 20px;
}

.sample-badge {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(168, 85, 247, 0.15);
    border: 1px solid rgba(168, 85, 247, 0.3);
    border-radius: 100px;
    font-family: 'Orbitron', sans-serif;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: #c084fc;
    margin-bottom: 10px;
}

.sample-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 20px;
    font-weight: 600;
    color: #fafafa;
}

.sample-tracks-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 12px;
}

.sample-track {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    background: rgba(24, 24, 27, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: left;
}

.sample-track:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateY(-2px);
}

.sample-track-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(168, 85, 247, 0.2));
    border-radius: 12px;
    color: #818cf8;
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.sample-track:hover .sample-track-icon {
    background: linear-gradient(135deg, #6366f1, #a855f7);
    color: white;
}

.sample-track-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.sample-track-title {
    font-weight: 600;
    font-size: 14px;
    color: #fafafa;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sample-track-meta {
    font-size: 12px;
    color: #71717a;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Responsive */
@media (max-width: 480px) {
    .upload-content {
        padding: 80px 16px 32px;
    }

    .upload-zone {
        padding: 32px 20px;
    }

    .upload-icon-wrapper {
        width: 64px;
        height: 64px;
    }

    .upload-icon {
        width: 32px;
        height: 32px;
    }

    .analyze-btn {
        width: 100%;
        justify-content: center;
    }
}

/* ==================== */
/* Visualizer Screen - Modern */
/* ==================== */

#visualizer-screen {
    background: #09090b;
    position: relative;
    overflow: hidden;
    padding: 0;
}

/* Background Effects */
.visualizer-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.visualizer-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.4;
    animation: floatOrb 20s infinite ease-in-out;
}

.visualizer-orb.orb-1 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, #6366f1, #a855f7);
    top: -15%;
    left: -10%;
}

.visualizer-orb.orb-2 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #06b6d4, #10b981);
    bottom: -10%;
    right: -10%;
    animation-delay: -10s;
}

.visualizer-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
    background-size: 50px 50px;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 80%);
}

/* Header */
.visualizer-header {
    position: relative;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    gap: 16px;
    background: linear-gradient(to bottom, rgba(9, 9, 11, 0.8), transparent);
}

.vis-back-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: rgba(24, 24, 27, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 100px;
    color: #a1a1aa;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    backdrop-filter: blur(12px);
    transition: all 0.3s ease;
}

.vis-back-btn:hover {
    color: #fafafa;
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateX(-4px);
}

.vis-track-title {
    font-family: 'Orbitron', sans-serif;
    font-size: clamp(16px, 3vw, 22px);
    font-weight: 600;
    color: #fafafa;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 50%;
    text-align: center;
}

.visualizer-controls {
    display: flex;
    gap: 10px;
}

.vis-control-btn {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: none;
    background: linear-gradient(135deg, #6366f1, #4f46e5);
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

.vis-control-btn:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 28px rgba(99, 102, 241, 0.5);
}

.vis-control-btn.secondary {
    width: 44px;
    height: 44px;
    background: rgba(24, 24, 27, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #a1a1aa;
    box-shadow: none;
}

.vis-control-btn.secondary:hover {
    color: #fafafa;
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: none;
}

/* Canvas Wrapper */
.visualizer-canvas-wrapper {
    position: relative;
    z-index: 1;
    flex: 1;
    margin: 0 24px;
    border-radius: 24px;
    overflow: hidden;
    background: rgba(9, 9, 11, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.08);
    min-height: 400px;
}

#visualizer-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: block;
}

.beat-indicator {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 150px;
    height: 150px;
    border-radius: 50%;
    border: 3px solid #6366f1;
    opacity: 0;
    pointer-events: none;
    transition: transform 0.1s ease, opacity 0.1s ease;
}

.beat-indicator.pulse {
    opacity: 0.8;
    transform: translate(-50%, -50%) scale(1.3);
}

/* Footer */
.visualizer-footer {
    position: relative;
    z-index: 10;
    padding: 20px 24px 24px;
    background: linear-gradient(to top, rgba(9, 9, 11, 0.8), transparent);
}

.vis-progress-container {
    position: relative;
    height: 8px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 4px;
    margin-bottom: 20px;
    cursor: pointer;
    overflow: hidden;
}

.vis-progress-container:hover {
    background: rgba(255, 255, 255, 0.12);
}

.vis-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #6366f1, #a855f7);
    border-radius: 4px;
    width: 0%;
    transition: width 0.1s linear;
}

.vis-time-display {
    position: absolute;
    right: 0;
    top: -28px;
    font-family: 'Rajdhani', sans-serif;
    font-size: 14px;
    font-weight: 500;
    color: #71717a;
}

.vis-mode-switch {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.vis-mode-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    font-family: 'Orbitron', sans-serif;
    font-size: 14px;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(24, 24, 27, 0.6);
    color: #71717a;
    border-radius: 100px;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(8px);
}

.vis-mode-btn:hover {
    border-color: rgba(99, 102, 241, 0.5);
    color: #a1a1aa;
}

.vis-mode-btn.active {
    border-color: transparent;
    background: linear-gradient(135deg, #6366f1, #4f46e5);
    color: white;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

.vis-mode-btn.active:hover {
    box-shadow: 0 6px 28px rgba(99, 102, 241, 0.5);
}

/* Legacy classes - hide old elements */
.back-btn,
.track-title:not(.vis-track-title),
.control-btn,
.visualizer-container,
.progress-container:not(.vis-progress-container),
.mode-switch,
.mode-btn {
    display: none !important;
}

/* ==================== */
/* Game Screen - Modern */
/* ==================== */

#game-screen {
    background: #09090b;
    position: relative;
    overflow: hidden;
}

/* Game Background */
.game-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.game-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.3;
}

.game-orb.orb-left {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #6366f1, #a855f7);
    top: 20%;
    left: -15%;
}

.game-orb.orb-right {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, #06b6d4, #10b981);
    bottom: 20%;
    right: -10%;
}

/* HUD - Top Bar */
.game-hud {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    z-index: 50;
    background: linear-gradient(to bottom, rgba(9, 9, 11, 0.9), transparent);
}

.hud-left,
.hud-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.hud-center {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.hud-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(24, 24, 27, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: #71717a;
    cursor: pointer;
    transition: all 0.2s ease;
    backdrop-filter: blur(8px);
}

.hud-btn:hover {
    color: #fafafa;
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(39, 39, 42, 0.8);
}

.stat-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 8px 16px;
    background: rgba(24, 24, 27, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    backdrop-filter: blur(8px);
    min-width: 80px;
}

.stat-box.combo-box {
    padding: 12px 24px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(168, 85, 247, 0.15));
    border-color: rgba(99, 102, 241, 0.3);
}

.stat-label {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: #71717a;
    margin-bottom: 2px;
}

.stat-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 18px;
    font-weight: 700;
    color: #fafafa;
}

.stat-box.combo-box .stat-value {
    font-size: 28px;
    background: linear-gradient(135deg, #818cf8, #c084fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Now Playing Card */
.now-playing-card {
    position: absolute;
    top: 80px;
    left: 24px;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 18px;
    background: rgba(24, 24, 27, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 14px;
    backdrop-filter: blur(12px);
    z-index: 40;
    max-width: 320px;
}

.now-playing-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.playing-bars {
    display: flex;
    align-items: flex-end;
    gap: 2px;
    height: 16px;
}

.playing-bars span {
    width: 3px;
    background: linear-gradient(to top, #6366f1, #a855f7);
    border-radius: 2px;
    animation: playingBars 0.8s infinite ease-in-out;
}

.playing-bars span:nth-child(1) {
    height: 8px;
    animation-delay: 0s;
}

.playing-bars span:nth-child(2) {
    height: 14px;
    animation-delay: 0.2s;
}

.playing-bars span:nth-child(3) {
    height: 10px;
    animation-delay: 0.4s;
}

@keyframes playingBars {
    0%, 100% { transform: scaleY(0.5); }
    50% { transform: scaleY(1); }
}

.playing-label {
    font-family: 'Orbitron', sans-serif;
    font-size: 8px;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: #818cf8;
}

.now-playing-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.np-title {
    font-weight: 600;
    font-size: 14px;
    color: #fafafa;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.np-details {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: #71717a;
}

.np-separator {
    color: #3f3f46;
}

.np-artist,
.np-album {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Pause Overlay - Modern */
.pause-overlay {
    position: absolute;
    inset: 0;
    background: rgba(9, 9, 11, 0.95);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 100;
    backdrop-filter: blur(20px);
}

.pause-overlay.active {
    display: flex;
}

.pause-modal {
    text-align: center;
    padding: 48px;
    background: rgba(24, 24, 27, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    backdrop-filter: blur(12px);
    max-width: 400px;
    width: 90%;
}

.pause-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(168, 85, 247, 0.2));
    border-radius: 20px;
    color: #818cf8;
}

.pause-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 32px;
    font-weight: 700;
    color: #fafafa;
    margin-bottom: 8px;
}

.pause-hint {
    font-size: 14px;
    color: #71717a;
    margin-bottom: 32px;
}

.pause-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.pause-btn-action {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 24px;
    background: rgba(39, 39, 42, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: #a1a1aa;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.pause-btn-action:hover {
    background: rgba(63, 63, 70, 0.6);
    color: #fafafa;
    border-color: rgba(255, 255, 255, 0.2);
}

.pause-btn-action.primary {
    background: linear-gradient(135deg, #6366f1, #4f46e5);
    border-color: transparent;
    color: white;
}

.pause-btn-action.primary:hover {
    box-shadow: 0 0 30px rgba(99, 102, 241, 0.4);
    transform: scale(1.02);
}

/* Game Area */
.game-area {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
}

#game-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* Lane Container */
.lane-container {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    padding-bottom: 80px;
}

.lane {
    width: 80px;
    height: 100vh;
    position: relative;
    background: linear-gradient(
        to bottom,
        transparent 0%,
        rgba(99, 102, 241, 0.02) 50%,
        rgba(99, 102, 241, 0.08) 90%,
        rgba(99, 102, 241, 0.15) 100%
    );
    border-left: 1px solid rgba(99, 102, 241, 0.15);
    border-right: 1px solid rgba(99, 102, 241, 0.15);
}

/* Lane Colors */
.lane[data-key="d"] {
    --lane-color: #f43f5e;
    --lane-glow: rgba(244, 63, 94, 0.5);
}
.lane[data-key="f"] {
    --lane-color: #10b981;
    --lane-glow: rgba(16, 185, 129, 0.5);
}
.lane[data-key="j"] {
    --lane-color: #f59e0b;
    --lane-glow: rgba(245, 158, 11, 0.5);
}
.lane[data-key="k"] {
    --lane-color: #06b6d4;
    --lane-glow: rgba(6, 182, 212, 0.5);
}

.lane-glow {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 150px;
    background: linear-gradient(to top, var(--lane-glow), transparent);
    opacity: 0;
    transition: opacity 0.1s ease;
    pointer-events: none;
}

.lane.active .lane-glow {
    opacity: 0.6;
}

.hit-zone {
    position: absolute;
    bottom: 20px;
    left: 4px;
    right: 4px;
    height: 8px;
    background: var(--lane-color);
    border-radius: 4px;
    opacity: 0.4;
    transition: all 0.1s ease;
}

.lane.active .hit-zone {
    opacity: 1;
    box-shadow: 0 0 20px var(--lane-glow);
    height: 10px;
}

.key-cap {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(180deg, rgba(39, 39, 42, 0.9), rgba(24, 24, 27, 0.9));
    border: 2px solid var(--lane-color);
    border-radius: 10px;
    font-family: 'Orbitron', sans-serif;
    font-size: 16px;
    font-weight: 700;
    color: var(--lane-color);
    box-shadow: 0 4px 0 rgba(0, 0, 0, 0.4);
    transition: all 0.1s ease;
}

.lane.active .key-cap {
    transform: translateX(-50%) translateY(4px);
    box-shadow: 0 0 0 rgba(0, 0, 0, 0.4);
    background: var(--lane-color);
    color: #09090b;
}

/* Hit Feedback */
.hit-feedback {
    position: absolute;
    top: 45%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: 'Orbitron', sans-serif;
    font-size: 28px;
    font-weight: 700;
    opacity: 0;
    pointer-events: none;
    text-shadow: 0 0 30px currentColor;
    z-index: 60;
}

.hit-feedback.show {
    opacity: 1;
    animation: feedback-pop 0.4s ease;
}

.hit-feedback.perfect { color: #10b981; }
.hit-feedback.great { color: #06b6d4; }
.hit-feedback.good { color: #f59e0b; }
.hit-feedback.miss { color: #ef4444; }

@keyframes feedback-pop {
    0% { transform: translate(-50%, -50%) scale(0.5); opacity: 0; }
    30% { transform: translate(-50%, -50%) scale(1.3); opacity: 1; }
    100% { transform: translate(-50%, -50%) scale(1); opacity: 0; }
}

/* Bottom Controls */
.game-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 12px;
    padding: 16px 24px;
    background: linear-gradient(to top, rgba(9, 9, 11, 0.9), transparent);
    z-index: 50;
}

.game-ctrl-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: rgba(24, 24, 27, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    color: #71717a;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    backdrop-filter: blur(8px);
}

.game-ctrl-btn:hover {
    color: #fafafa;
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(39, 39, 42, 0.8);
}

/* Legacy class support */
.game-header,
.game-footer,
.game-container,
.lanes,
.key-hint,
.pause-content,
.pause-action-btn,
.game-control-btn {
    display: none;
}

/* Results Screen */

#results-screen {
    background:
        radial-gradient(ellipse at 50% 30%, rgba(255, 0, 229, 0.15) 0%, transparent 50%),
        var(--bg-darker);
    align-items: center;
    justify-content: center;
}

.results-container {
    text-align: center;
    max-width: 600px;
    width: 100%;
    padding: 2rem;
}

.results-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.5rem;
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 2rem;
}

.results-stats {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 1.5rem 2rem;
    min-width: 140px;
}

.stat-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 2rem;
    color: var(--primary);
    display: block;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

.hit-breakdown {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.hit-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.3rem;
}

.hit-label {
    font-size: 0.85rem;
    text-transform: uppercase;
}

.hit-stat.perfect .hit-label { color: var(--accent); }
.hit-stat.great .hit-label { color: var(--success); }
.hit-stat.good .hit-label { color: var(--primary); }
.hit-stat.miss .hit-label { color: var(--danger); }

.hit-count {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    color: var(--text);
}

.results-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.result-btn {
    padding: 1rem 2rem;
    font-family: 'Orbitron', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.result-btn:not(.secondary) {
    background: var(--gradient-1);
    color: var(--bg-dark);
}

.result-btn.secondary {
    background: transparent;
    border: 2px solid var(--text-muted);
    color: var(--text-muted);
}

.result-btn:hover {
    transform: scale(1.05);
    box-shadow: var(--glow-primary);
}

.result-btn.secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* Note Styles */

.note {
    position: absolute;
    width: 70px;
    height: 30px;
    border-radius: 8px;
    left: 50%;
    transform: translateX(-50%);
    box-shadow: 0 0 15px currentColor;
}

.note.lane-0 { background: linear-gradient(135deg, #ff4466, #ff6688); color: #ff4466; }
.note.lane-1 { background: linear-gradient(135deg, #00ff88, #44ffaa); color: #00ff88; }
.note.lane-2 { background: linear-gradient(135deg, #ffee00, #ffff44); color: #ffee00; }
.note.lane-3 { background: linear-gradient(135deg, #00f0ff, #44ffff); color: #00f0ff; }

/* Responsive */

@media (max-width: 768px) {
    .lane {
        width: 60px;
    }

    .results-stats {
        flex-direction: column;
        gap: 1rem;
    }

    .stat-card {
        min-width: auto;
    }

    .game-header {
        padding: 0.8rem 1rem;
    }

    .score-value {
        font-size: 1.5rem;
    }

    .combo-value {
        font-size: 2rem;
    }

    /* Now Playing responsive */
    .now-playing-card {
        top: auto;
        bottom: 100px;
        left: 50%;
        transform: translateX(-50%);
        max-width: 280px;
        padding: 10px 14px;
    }

    .np-title {
        font-size: 12px;
    }

    .np-details {
        font-size: 10px;
    }

    .playing-bars {
        height: 12px;
    }

    .playing-label {
        font-size: 7px;
    }

    /* Sample tracks responsive */
    .sample-tracks-grid {
        grid-template-columns: 1fr;
    }

    .sample-track {
        padding: 12px 14px;
    }

    .sample-track-icon {
        width: 38px;
        height: 38px;
    }
}