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

:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --accent-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --dark-gradient: linear-gradient(135deg, #0c0c0c 0%, #1a1a2e 50%, #16213e 100%);
    --neon-blue: #00f5ff;
    --neon-purple: #bf00ff;
    --neon-green: #39ff14;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--dark-gradient);
    color: var(--text-primary);
    overflow: hidden;
    height: 100vh;
}

.app-container {
    position: relative;
    width: 100vw;
    height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Animated Background */
.animated-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.6;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: var(--primary-gradient);
    top: -200px;
    left: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 300px;
    height: 300px;
    background: var(--secondary-gradient);
    top: 50%;
    right: -150px;
    animation-delay: -7s;
}

.orb-3 {
    width: 350px;
    height: 350px;
    background: var(--accent-gradient);
    bottom: -175px;
    left: 30%;
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% { transform: translate(0px, 0px) rotate(0deg); }
    33% { transform: translate(30px, -30px) rotate(120deg); }
    66% { transform: translate(-20px, 20px) rotate(240deg); }
}

.particles {
    position: absolute;
    width: 100%;
    height: 100%;
}

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--neon-blue);
    border-radius: 50%;
    animation: particleFloat 15s linear infinite;
}

@keyframes particleFloat {
    0% {
        transform: translateY(100vh) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100vh) scale(1);
        opacity: 0;
    }
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 10;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-gradient);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.logo-icon svg {
    width: 24px;
    height: 24px;
}

.logo-text {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(57, 255, 20, 0.1);
    border: 1px solid var(--neon-green);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--neon-green);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.2); opacity: 0.7; }
}

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    gap: 3rem;
}

/* DJ Display */
.dj-display-container {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.dj-logos {
    display: flex;
    gap: 3rem;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
}

.dj-slot {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 2rem;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0.4;
    transform: scale(0.9);
    position: relative;
    overflow: hidden;
}

.dj-slot.active {
    opacity: 1;
    transform: scale(1);
    border-color: var(--neon-blue);
    box-shadow: 0 0 40px rgba(0, 245, 255, 0.3);
}

.dj-slot::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.6s;
}

.dj-slot.active::before {
    left: 100%;
}

.dj-avatar {
    position: relative;
    width: 120px;
    height: 120px;
}

.dj-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--glass-border);
    transition: all 0.4s ease;
}

.dj-slot.active .dj-avatar img {
    border-color: var(--neon-blue);
    box-shadow: 0 0 30px rgba(0, 245, 255, 0.5);
}

.dj-glow {
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--neon-blue) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.dj-slot.active .dj-glow {
    opacity: 0.3;
    animation: rotate 4s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.dj-info {
    text-align: center;
}

.dj-name {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.dj-status {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.dj-slot.active .dj-status {
    color: var(--neon-green);
}

/* Active Indicator */
.active-indicator {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    pointer-events: none;
    z-index: -1;
}

.active-ring {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 2px solid var(--neon-blue);
    border-radius: 50%;
    opacity: 0;
    animation: ringPulse 3s ease-in-out infinite;
}

.active-pulse {
    position: absolute;
    top: 10px;
    left: 10px;
    right: 10px;
    bottom: 10px;
    border: 1px solid rgba(0, 245, 255, 0.3);
    border-radius: 50%;
    opacity: 0;
    animation: ringPulse 3s ease-in-out infinite 1.5s;
}

@keyframes ringPulse {
    0%, 100% { 
        transform: scale(0.8);
        opacity: 0;
    }
    50% { 
        transform: scale(1.2);
        opacity: 1;
    }
}

/* Controls */
.controls-container {
    display: flex;
    gap: 3rem;
    align-items: flex-start;
}

.control-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 1.5rem;
}

.control-panel h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-align: center;
}

.hotkey-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.hotkey-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.hotkey-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.hotkey-item kbd {
    background: var(--primary-gradient);
    color: white;
    padding: 0.5rem;
    border-radius: 6px;
    font-family: 'Space Grotesk', monospace;
    font-weight: 600;
    min-width: 32px;
    text-align: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.hotkey-item span {
    font-size: 0.875rem;
    font-weight: 500;
}

.mode-selector {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.mode-btn {
    padding: 0.75rem 1.5rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.mode-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.mode-btn.active {
    background: var(--primary-gradient);
    border-color: var(--neon-blue);
    box-shadow: 0 0 20px rgba(0, 245, 255, 0.3);
}

/* Footer */
.footer {
    padding: 1rem 2rem;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.powered-by {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.neural-icon {
    animation: spark 2s ease-in-out infinite;
}

@keyframes spark {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

.version {
    font-family: 'Space Grotesk', monospace;
    font-weight: 600;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .dj-logos {
        gap: 2rem;
    }
    
    .controls-container {
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .header {
        padding: 1rem;
    }
    
    .main-content {
        padding: 1rem;
        gap: 2rem;
    }
    
    .dj-logos {
        gap: 1.5rem;
        grid-template-columns: repeat(2, 1fr);
    }
    
    .controls-container {
        flex-direction: column;
        gap: 1rem;
        width: 100%;
    }
    
    .logo-text {
        font-size: 1.25rem;
    }
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.6s ease-out;
}

.slide-up {
    animation: slideUp 0.6s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { 
        opacity: 0;
        transform: translateY(30px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}