/* Base styles */
.navbar-brand {
    font-weight: 600;
    font-size: 1.4rem;
}

.card {
    border: none;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: transform 0.2s;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.hero-section {
    background: linear-gradient(135deg, #434343 0%, #000000 100%);
    color: white;
    padding: 3rem 0;
}

.section-header {
    color: #495057;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid #007bff;
    padding-bottom: 0.5rem;
}

/* Mobile optimizations */
@media (max-width: 768px) {
    /* Hero section adjustments */
    .hero-section {
        padding: 2rem 1rem !important;
    }

    .hero-section h1 {
        font-size: 2rem !important;
    }

    .hero-section h3 {
        font-size: 1.3rem !important;
    }

    .hero-section .lead {
        font-size: 1rem !important;
    }

    .hero-section img {
        max-width: 200px !important;
        margin-top: 1rem;
    }

    /* Button groups stack vertically on mobile */
    .btn-group {
        flex-direction: column !important;
        width: 100%;
    }

    .btn-group .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }

    /* Card adjustments */
    .card {
        margin-bottom: 1rem;
    }

    .card-body {
        padding: 1rem;
    }

    /* Section headers */
    .section-header {
        font-size: 1.5rem;
    }

    /* Smaller badges on mobile */
    .badge {
        font-size: 0.75rem !important;
    }

    /* Adjust spacing */
    .mb-5 {
        margin-bottom: 2rem !important;
    }

    .mb-4 {
        margin-bottom: 1.5rem !important;
    }

    /* Navigation */
    .navbar {
        padding: 0.5rem 1rem;
    }

    /* Make project images responsive */
    .card-img-top {
        height: 150px !important;
    }

    /* Improve touch targets */
    .btn {
        min-height: 44px;
        padding: 0.5rem 1rem;
    }

    /* Better text readability */
    body {
        font-size: 16px;
    }

    .small {
        font-size: 0.875rem !important;
    }
}

/* Tablet adjustments */
@media (min-width: 769px) and (max-width: 991px) {
    .hero-section h1 {
        font-size: 2.5rem;
    }

    .hero-section img {
        max-width: 250px !important;
    }
}

/* Improve tap targets for touch devices */
@media (hover: none) and (pointer: coarse) {
    .btn, .nav-link, a {
        min-height: 44px;
        min-width: 44px;
    }
}

/* Prevent horizontal scrolling on mobile */
body {
    overflow-x: hidden;
}

.container-fluid {
    overflow-x: hidden;
}

/* Make tables responsive */
.table-responsive {
    display: block;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}