/* --- CONTROL PANEL DESIGN PAGE STYLES --- */

#panel-design-section {
    max-width: 1200px;
    margin: 60px auto;
    padding: 0 20px;
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

.section-heading {
    font-size: 2.5rem;
    color: #1a1a2e;
    text-align: center;
    margin-bottom: 10px;
    font-weight: 700;
}

.intro-text {
    text-align: center;
    color: #666;
    margin-bottom: 50px;
    font-size: 1.1rem;
}

/* Knowledge Grid */
.knowledge-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

/* Concept Cards */
.concept-card {
    background: #ffffff;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
    border-top: 6px solid #3308d1; /* Primary theme color */
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.concept-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(51, 8, 209, 0.12);
}

.concept-card h3 {
    color: #3308d1;
    font-size: 1.4rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.concept-card h3 i {
    font-size: 1.2rem;
}

/* FAQ Grouping */
.faq-group p {
    font-weight: 700;
    margin-bottom: 15px;
    color: #444;
}

.faq-group li {
    list-style: none;
    margin-bottom: 10px;
}

/* Toggle Buttons */
.concept-card .faq-toggle {
    width: 100%;
    text-align: left;
    padding: 14px 18px;
    background: #f9f9ff;
    border: 1px solid #eef0f7;
    border-left: 4px solid #3308d1;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    color: #333;
    cursor: pointer;
    transition: all 0.2s ease;
}

.concept-card .faq-toggle:hover {
    background: #3308d1;
    color: #fff;
}

/* Answer Content */
.faq-answer {
    font-size: 0.95rem;
    line-height: 1.6;
    padding: 15px;
    color: #555;
    background: #fff;
    border: 1px solid #f0f0f0;
    border-top: none;
    border-radius: 0 0 6px 6px;
    margin-top: -10px;
    margin-bottom: 15px;
}

/* Responsive Mobile Adjustments */
@media screen and (max-width: 768px) {
    .section-heading { font-size: 2rem; }
    .knowledge-grid { grid-template-columns: 1fr; }
    .concept-card { padding: 20px; }
}