/* About Section Styles - Dark Theme */
.about-section {
    padding: 6rem 2rem;
    background-color: #1e1e1e;
    color: white;
    border-radius: 9px;
    padding-bottom: 3%;
    padding-top: 2%;
}

.about-container {
    max-width: 1200px;
    margin: 0 auto;
}

.about-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.about-card {
    background: #252525;
    border-radius: 10px;
    padding: 2rem;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-left: 4px solid #26A17B;
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
    background: #2a2a2a;
}

.about-icon {
    width: 80px;
    height: 80px;
    background: #1e1e1e;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: #26A17B;
    font-size: 2rem;
    transition: all 0.3s ease;
    border: 2px solid #26A17B;
}

.about-card:hover .about-icon {
    background: #26A17B;
    color: white;
    transform: rotate(15deg) scale(1.1);
    border-color: #26A17B;
}

.about-card h3 {
    color: #51AF95;
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.about-card p {
    color: #aaa;
    line-height: 1.6;
    margin: 0;
}

.about-timeline {
    margin-top: 5rem;
}

.about-timeline h3 {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 3rem;
    color: #51AF95;
    position: relative;
    display: inline-block;
    padding: 0 30px;
}

.about-timeline h3 .glow {
    position: relative;
    z-index: 2;
}

.about-timeline h3::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 60%;
    background: rgba(81, 175, 149, 0.2);
    transform: translateY(-50%) perspective(500px) rotateX(10deg);
    border-radius: 10px;
    filter: blur(20px);
    z-index: 0;
    animation: glow-pulse 3s ease-in-out infinite alternate;
}

.about-timeline h3::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 3px;
    background: linear-gradient(90deg, transparent, #51AF95, transparent);
    border-radius: 50%;
    opacity: 0.7;
}

@keyframes glow-pulse {
    0% {
        opacity: 0.5;
        height: 50%;
    }
    100% {
        opacity: 0.8;
        height: 70%;
    }
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline:before {
    content: '';
    position: absolute;
    width: 2px;
    background: #26A17B;
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -1px;
}

.timeline-item {
    padding: 20px 0;
    position: relative;
}

.timeline-date {
    width: 120px;
    background: #26A17B;
    color: white;
    padding: 8px 15px;
    border-radius: 20px;
    text-align: center;
    font-weight: bold;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: 0;
}

.timeline-content {
    width: 45%;
    padding: 20px;
    background: #252525;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
    border: 1px solid #333;
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-left: 5%;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: 50%;
}

.timeline-content h4 {
    margin-top: 0;
    color: #51AF95;
}

.timeline-content p {
    margin-bottom: 0;
    color: #aaa;
}

.timeline-item:after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background: #252525;
    border: 3px solid #26A17B;
    border-radius: 50%;
    top: 30px;
    left: 50%;
    margin-left: -10px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .about-timeline h3 {
        font-size: 1.8rem;
        padding: 0 20px;
    }
    
    .timeline:before {
        left: 30px;
    }
    
    .timeline-date {
        width: 100px;
        left: 30px;
        transform: none;
        text-align: left;
    }
    
    .timeline-content {
        width: auto;
        margin-left: 80px !important;
    }
    
    .timeline-item:after {
        left: 30px;
    }
}

@media (max-width: 480px) {
    .about-card {
        padding: 1.5rem;
    }
    
    .about-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
}