.about-header {
    text-align: center;
    padding: 60px 20px 30px;
}

.about-header h1 {
    font-size: 52px;
    font-weight: 800;
    color: #1f2937;
    line-height: 1.2;
    margin: 16px 0 14px;
}

.about-header h1 span {
    color: #2E8B57;
}

.about-header p {
    font-size: 18px;
    color: #6b7280;
}


.about-section {
    display: flex;
    justify-content: center;
    padding: 12px 20px;
}


.about-card {
    width: 100%;
    max-width: 950px;
    background: white;
    padding: 40px 45px;
    border-radius: 20px;
    box-shadow: 0 10px 35px rgba(0, 0, 0, 0.08);
    border-left: 5px solid #2E8B57;
}

.about-card h2 {
    font-size: 24px;
    color: #2E8B57;
    margin-bottom: 20px;
}

.about-card > p {
    font-size: 16px;
    color: #4b5563;
    line-height: 1.9;
    margin-bottom: 16px;
}


.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-top: 28px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    background: #f8fafc;
    border: 2px solid #e5e7eb;
    border-radius: 14px;
    transition: 0.3s;
}

.feature-item:hover {
    border-color: #2E8B57;
    background: #E8F7EF;
}

.feature-icon {
    font-size: 28px;
    flex-shrink: 0;
    margin-top: 2px;
}

.feature-item h3 {
    font-size: 16px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 6px;
}

.feature-item p {
    font-size: 14px;
    color: #6b7280;
    line-height: 1.6;
    margin: 0;
}


.developer-card {
    border-left-color: #2E8B57;
}

.dev-content {
    display: flex;
    align-items: flex-start;
    gap: 30px;
}

.dev-avatar {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2E8B57, #4ade80);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 800;
    color: white;
    flex-shrink: 0;
    box-shadow: 0 6px 20px rgba(46, 139, 87, 0.3);
    letter-spacing: 1px;
}

.dev-info h3 {
    font-size: 24px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 12px;
}

.dev-bio {
    font-size: 15px;
    color: #4b5563;
    line-height: 1.8;
    margin-bottom: 20px;
}


.dev-links {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.social-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 11px 22px;
    border-radius: 40px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    transition: 0.3s;
}

.social-btn.github {
    background: #1f2937;
    color: white;
}

.social-btn.github:hover {
    background: #111827;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(31, 41, 55, 0.3);
}

.social-btn.linkedin {
    background: #0077B5;
    color: white;
}

.social-btn.linkedin:hover {
    background: #005f8e;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 119, 181, 0.3);
}


.about-footer {
    text-align: center;
    padding: 24px 20px 60px;
    font-size: 14px;
    color: #9ca3af;
}


@media (max-width: 768px) {

    .about-header h1 {
        font-size: 36px;
    }

    .about-card {
        padding: 25px 20px;
    }

    .feature-grid {
        grid-template-columns: 1fr;
    }

    .dev-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .dev-links {
        justify-content: center;
    }
}