/* ===== KNOWLEDGE CENTER STYLES ===== */
.knowledge-center-content {
    padding: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.knowledge-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.knowledge-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.knowledge-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color);
}

.knowledge-card .card-header {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.knowledge-card .card-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    color: white;
}

.knowledge-card .card-header h3 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 600;
}

.knowledge-card .card-content {
    color: var(--text-secondary);
    line-height: 1.6;
}

.knowledge-card .card-content p {
    margin-bottom: 1rem;
}

.knowledge-card .card-content ul {
    margin: 0;
    padding-left: 1.5rem;
}

.knowledge-card .card-content li {
    margin-bottom: 0.5rem;
}

.knowledge-card .card-content strong {
    color: var(--text-primary);
    font-weight: 600;
}

.methodology-section {
    margin: 3rem 0;
    padding: 2rem;
    background: var(--card-bg);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.methodology-section h2 {
    color: var(--text-primary);
    margin-bottom: 2rem;
    font-size: 1.5rem;
    font-weight: 600;
}

.workflow-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.workflow-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
}

.workflow-card h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.125rem;
    font-weight: 600;
}

.workflow-card ol {
    margin: 0;
    padding-left: 1.5rem;
    color: var(--text-secondary);
}

.workflow-card li {
    margin-bottom: 0.75rem;
    line-height: 1.5;
}

.definitions-section {
    margin: 3rem 0;
    padding: 2rem;
    background: var(--card-bg);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.definitions-section h2 {
    color: var(--text-primary);
    margin-bottom: 2rem;
    font-size: 1.5rem;
    font-weight: 600;
}

.definitions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.definition-item {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.25rem;
}

.definition-item h4 {
    color: var(--primary-color);
    margin-bottom: 0.75rem;
    font-size: 1rem;
    font-weight: 600;
}

.definition-item p {
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.5;
}

/* ===== BRAIN ANIMATION FOR KNOWLEDGE CENTER ===== */
@keyframes brainPulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.8; }
    100% { transform: scale(1); opacity: 1; }
}

@keyframes brainGlow {
    0% { box-shadow: 0 0 20px rgba(139, 69, 19, 0.5); }
    50% { box-shadow: 0 0 40px rgba(139, 69, 19, 0.8); }
    100% { box-shadow: 0 0 20px rgba(139, 69, 19, 0.5); }
}

.brain-animation {
    animation: brainPulse 2s ease-in-out infinite, brainGlow 2s ease-in-out infinite;
}

.brain-particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: linear-gradient(45deg, #8b4513, #d2691e);
    border-radius: 50%;
    pointer-events: none;
    animation: brainFloat 4s ease-out forwards;
}

@keyframes brainFloat {
    0% {
        opacity: 1;
        transform: translateY(0) scale(1) rotate(0deg);
    }
    100% {
        opacity: 0;
        transform: translateY(-120px) scale(0.3) rotate(360deg);
    }
}

@keyframes brainProgress {
    0% { width: 0%; }
    100% { width: 100%; }
}