body {
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.music-gradient {
    background: linear-gradient(135deg, #6d28d9 0%, #7c3aed 55%, #c4b5fd 100%);
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    border-radius: 1rem;
    padding: 0.85rem 1rem;
    color: rgba(255, 255, 255, 0.8);
    transition: all 0.25s ease;
}

.sidebar-link:hover,
.sidebar-link.active {
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    transform: translateX(3px);
}

.glass-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(14px);
}

.note-float::before,
.note-float::after {
    position: absolute;
    color: rgba(255, 255, 255, 0.22);
    font-size: 5rem;
    animation: floatNote 8s ease-in-out infinite;
    pointer-events: none;
}

.note-float::before {
    content: '♫';
    top: 10%;
    right: 14%;
}

.note-float::after {
    content: '♬';
    bottom: 6%;
    left: 8%;
    animation-delay: 1s;
}

.card-hover {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card-hover:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(109, 40, 217, 0.14);
}

.custom-scrollbar::-webkit-scrollbar,
body::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

.custom-scrollbar::-webkit-scrollbar-thumb,
body::-webkit-scrollbar-thumb {
    border-radius: 999px;
    background: linear-gradient(180deg, #7c3aed, #5b21b6);
}

.custom-scrollbar::-webkit-scrollbar-track,
body::-webkit-scrollbar-track {
    background: #ede9fe;
}

.pulse-dot {
    position: relative;
}

.pulse-dot::after {
    content: '';
    position: absolute;
    inset: -5px;
    border-radius: 9999px;
    border: 2px solid rgba(52, 211, 153, 0.4);
    animation: ping 1.8s cubic-bezier(0, 0, 0.2, 1) infinite;
}

.stat-counter {
    counter-reset: stat;
}

.fade-in-up {
    animation: fadeUp 0.7s ease both;
}

@keyframes floatNote {
    0%,
    100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-14px) rotate(10deg); }
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: translateY(0); }
}