:root {
    --primary-color: #292827;
    --secondary-color: #f8f9fa;
    --accent-color: #ff6b35;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--secondary-color);
    color: #333;
    padding-bottom: 60px; 
}

header {
    background-color: var(--primary-color);
    color: white;
    padding: 30px 0;
    position: relative;
}

.header-content {
    display: flex;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.back-btn {
    background-color: transparent;
    color: white;
    font-size: 1.5rem;
    border: none;
    cursor: pointer;
    transition: transform 0.3s ease;
    margin-right: 20px;
    border: none !important;
    outline: none !important;
}

.back-btn:hover {
    transform: scale(1.1);
    color: white;
    border:  none !important;
}
.back-btn:active{
    border: none !important;
    outline: none !important;
    color: white !important;
}


.header-text {
    flex: 1;
    text-align: center;
    margin-top: 100px;
    padding: 20px;
}

.header-text h1 {
    margin: 0;
    font-size: 2.5rem;
    font-weight: 700;
}

.header-text p {
    margin: 10px 0 0;
    font-size: 1.1rem;
    opacity: 0.9;
}

.projects-container {
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 20px;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.project-card {
    background-color: white;
    border-radius: 12px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid #e0e0e0;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 20px rgba(0, 0, 0, 0.15);
}

.project-img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    display: block;
}

.project-content {
    padding: 20px;
}

.project-content h2 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin: 0 0 10px;
}

.project-content p {
    color: #555;
    font-size: 1rem;
    line-height: 1.5;
    margin: 0;
}

footer {
    background-color: var(--primary-color);
    color: white;
    text-align: center;
    padding: 15px 0;
    position: fixed;
    width: 100%;
    bottom: 0;
    font-size: 0.9rem;
}

@media (max-width: 768px) {


    .header-content {
        flex-direction: column;
        text-align: center;
    }
    
    .back-btn {
        margin-right: 0;
        margin-bottom: 15px;
        align-self: flex-start;
    }
    
    .header-text {
        text-align: center;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
}