/* Base styles already covered */
html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

.container-fluid,
.row,
.col-md-6 {
    height: 100vh;
}

.chalk-img {
    opacity: 0.9; /* Light transparent */
    height: 90vh; /* Responsive height based on viewport */
    max-height: 950px;
    width: auto;
    object-fit: contain;
}

.tall-narrow-img-container {
    height: 100%;
    width: 100%;
    overflow: hidden;
}

    .tall-narrow-img-container img {
        height: 105vh;
        width: 100%;
        object-fit: cover;
        display: block;
    }

/* Mobile-specific styles */
@media (max-width: 768px) {
    .col-md-6 {
        height: auto !important; /* let it wrap content */
    }

    .tall-narrow-img-container {
        height: 50vh; /* show top half image on mobile */
    }

    .position-absolute {
        position: static !important; /* disable absolute overlays */
        margin: 1rem auto;
        text-align: center;
    }

    .btn {
        width: 100% !important;
    }

    .w-md-75, .w-lg-50 {
        width: 90% !important;
        max-width: 100%;
    }

    .translate-middle-x {
        transform: none !important;
    }

    .mb-3 {
        margin-bottom: 1.5rem !important;
    }
}

@media (max-width: 768px) {
    .chalk-img {
        object-fit: cover;
        width: 100%;
        height: 100%;
    }

    .cta-message {
        font-size: 1rem !important;
        text-align: center;
    }

    .logo-container img {
        width: 70px !important;
    }

    .logo-container h3 {
        font-size: 1.2rem !important;
    }

    .cta-box {
        width: 90% !important;
        left: 5% !important;
        transform: none !important;
    }

    .login-buttons a {
        width: 100% !important;
        font-size: 1rem;
    }

    .right-section h2 {
        font-size: 1.5rem;
        text-align: center;
        margin-left: 0 !important;
    }

    .right-section {
        padding: 2rem !important;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .chalk-img {
        object-fit: cover;
        width: 100%;
        height: 100%;
    }

    .tall-narrow-img-container {
        height: auto;
        max-height: 100vh;
    }
}