/* Premium Ed-Tech Theme */
:root {
    --primary: #2563eb;
    --primary-dark: #1e40af;
    --accent: #f59e0b;
    --success: #10b981;
    --danger: #ef4444;
    --bg-main: #f8fafc;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.3);
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.07);
}

.pro-tip-card {
    border-left: 4px solid var(--accent);
    background: linear-gradient(to right, #fffbeb, #ffffff);
}

.trap-card {
    border-left: 4px solid var(--danger);
    background: linear-gradient(to right, #fef2f2, #ffffff);
}

.mindmap-container {
    background: #f1f5f9;
    border-radius: 1rem;
    padding: 2rem;
    border: 1px dashed #cbd5e1;
}

.custom-scrollbar::-webkit-scrollbar {
    width: 6px;
}
.custom-scrollbar::-webkit-scrollbar-track {
    background: transparent;
}
.custom-scrollbar::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 10px;
}