/* Section Titles */
.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: #2c3e50;
    position: relative;
    padding-bottom: 1rem;
}

    .section-title::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 50%;
        transform: translateX(-50%);
        width: 80px;
        height: 4px;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        border-radius: 2px;
    }

/* Info Cards (What We Measure Section) */
.speed-test-info-section {
    padding: 4rem 0;
}

.info-card {
    padding: 2rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

    .info-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 8px 24px rgba(0,0,0,0.15);
    }

.info-icon i {
    transition: transform 0.3s ease;
}

.info-card:hover .info-icon i {
    transform: scale(1.1);
}

.info-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 1rem;
}

.info-description {
    font-size: 1rem;
    line-height: 1.7;
    color: #555;
}

/* FAQ Section */
.faq-section {
    padding: 3rem 0;
}

.accordion-item {
    border: 1px solid #e9ecef;
    margin-bottom: 1rem;
    border-radius: 8px !important;
    overflow: hidden;
}

.accordion-button {
    font-size: 1.1rem;
    font-weight: 600;
    color: #2c3e50;
    background-color: #f8f9fa;
    padding: 1.25rem 1.5rem;
}

    .accordion-button:not(.collapsed) {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
    }

    .accordion-button:focus {
        box-shadow: none;
        border-color: #667eea;
    }

.accordion-body {
    padding: 1.5rem;
    font-size: 1rem;
    line-height: 1.7;
}

.faq-list {
    margin-bottom: 0;
    padding-left: 1.5rem;
}

    .faq-list li {
        margin-bottom: 0.75rem;
        color: #555;
    }

        .faq-list li strong {
            color: #2c3e50;
        }

/* About Section */
.about-section {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.about-content p {
    font-size: 1.05rem;
    line-height: 1.8;
    color: #555;
}

.about-content .lead {
    font-size: 1.2rem;
    color: #2c3e50;
}

.feature-list {
    list-style: none;
    padding: 0;
}

    .feature-list li {
        padding: 0.75rem 0;
        font-size: 1rem;
        color: #555;
        border-bottom: 1px solid rgba(0,0,0,0.05);
    }

        .feature-list li:last-child {
            border-bottom: none;
        }

/* Stats Cards */
.stat-card {
    padding: 2rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

    .stat-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 8px 24px rgba(0,0,0,0.15);
    }

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    color: #6c757d;
    margin-bottom: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .section-title {
        font-size: 1.5rem;
    }

    .info-card {
        margin-bottom: 1.5rem;
    }

    .about-content .lead {
        font-size: 1.1rem;
    }

    .stat-number {
        font-size: 2rem;
    }
}