body, html {
    height: 100%;
    margin: 0;
    padding: 0;
    overflow-x: hidden; /* Prevent horizontal scrolling on mobile */
}

/* Mobile-first responsive design */
.home-bg, .contact-bg, .whatwedo-bg, .aboutus-bg {
    position: relative; /* Changed from fixed to relative for better mobile support */
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    min-height: 100vh;
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;
    z-index: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #fff;
    overflow: hidden; /* Prevent content overflow */
}

.home-bg {
    background-image: url('../background_homepage.jpg');
}

.contact-bg {
    background-image: url('../background_contact.jpg');
}

.whatwedo-bg {
    background-image: url('../background_WhatWeDo.jpg');
}

.aboutus-bg {
    background-image: url('../background_AboutUs.jpg');
}

.home-bg::before, .contact-bg::before, .whatwedo-bg::before, .aboutus-bg::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 32, 0.5);
    z-index: 1;
}

.home-bg > *, .contact-bg > *, .whatwedo-bg > *, .aboutus-bg > * {
    position: relative;
    z-index: 2;
}

main .home-bg, main .contact-bg, main .whatwedo-bg, main .aboutus-bg {
    border-radius: 0 !important;
    margin: 0 !important;
    width: 100%;
    height: 100vh;
    min-height: 100vh;
}

/* Special handling for aboutus-bg container */
main .aboutus-bg {
    height: auto;
    min-height: 100vh;
}

main {
    padding: 0 !important;
    margin: 0 !important;
    background: none !important;
}

footer, nav {
    position: relative;
    z-index: 10;
}

/* Responsive heading positioning */
.home-bg h1, .contact-bg h1, .whatwedo-bg h1, .aboutus-bg h1 {
    margin-top: 0; /* Remove negative margin */
    text-align: center;
    padding: 0 1rem;
    font-size: clamp(2rem, 5vw, 3.5rem); /* Responsive font size */
    line-height: 1.2;
}

/* Special positioning for What We Do page */
.whatwedo-bg {
    justify-content: center !important;
    padding-top: 0 !important;
    align-items: center;
}

.whatwedo-bg h1 {
    margin-top: 0;
    margin-bottom: 1.5rem;
}

.whatwedo-bg p {
    margin-top: 0;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

/* Move content to middle of top half */
.whatwedo-bg > * {
    margin-top: -25vh;
}

/* Mobile-specific styles */
@media (max-width: 768px) {
    .home-bg, .contact-bg, .whatwedo-bg, .aboutus-bg {
        height: calc(100vh - 56px); /* Account for navbar height */
        min-height: calc(100vh - 56px);
        padding: 1rem;
    }
    
    /* Special handling for aboutus-bg to allow scrolling */
    .aboutus-bg {
        height: auto !important;
        min-height: calc(100vh - 56px);
        overflow-y: auto; /* Enable vertical scrolling */
        padding-bottom: 2rem; /* Add bottom padding for better spacing */
    }
    
    /* Ensure proper content flow in aboutus-bg */
    .aboutus-bg .container {
        padding-top: 1rem;
        padding-bottom: 2rem;
    }
    
    .aboutus-bg .row {
        margin-bottom: 2rem;
    }
    
    .home-bg h1, .contact-bg h1, .whatwedo-bg h1, .aboutus-bg h1 {
        font-size: 2rem;
        margin-bottom: 1rem;
    }
    
    .home-bg p, .contact-bg p, .whatwedo-bg p, .aboutus-bg p {
        font-size: 1.5rem;
        text-align: center;
        padding: 0 1rem;
    }
    
    /* Improve navbar on mobile */
    .navbar-brand span {
        font-size: 1rem;
    }
    
    .navbar-brand img {
        height: 30px !important;
    }
    
    /* Better card layout for mobile */
    .card {
        margin-bottom: 1rem;
    }
    
    .card .row {
        flex-direction: column;
    }
    
    .card .col-4 {
        width: 100%;
        text-align: center;
        margin-bottom: 1rem;
    }
    
    .card .col-8 {
        width: 100%;
    }
    
    .card img {
        width: 120px !important;
        height: 150px !important;
    }
    
    /* Improve footer on mobile */
    footer .container {
        padding: 0 1rem;
    }
    
    footer small {
        font-size: 0.8rem;
        line-height: 1.4;
    }
    
    footer a {
        display: inline-block;
        margin: 0.2rem 0;
    }
    
    /* Mobile adjustments for What We Do page */
    .whatwedo-bg {
        padding-top: 2rem !important;
    }
    
    .whatwedo-bg h1 {
        margin-bottom: 1rem;
    }
    
    .whatwedo-bg p {
        padding: 0 1.5rem;
    }
    
    /* Move content higher on mobile for all pages */
    .home-bg > h1, .contact-bg > h1, .whatwedo-bg > h1, .aboutus-bg > h1 {
        margin-top: -35vh !important;
    }
    /* Remove negative margin for all children on mobile */
    .home-bg > *, .contact-bg > *, .whatwedo-bg > *, .aboutus-bg > * {
        margin-top: 0 !important;
    }
    /* Add top padding for aboutus-bg to ensure first bio is visible */
    .aboutus-bg {
        padding-top: 2.5rem !important;
    }
}

/* Tablet styles */
@media (min-width: 769px) and (max-width: 1024px) {
    .home-bg h1, .contact-bg h1, .whatwedo-bg h1, .aboutus-bg h1 {
        font-size: 2.5rem;
    }
    
    .card .col-4 {
        width: 35%;
    }
    
    .card .col-8 {
        width: 65%;
    }
}

/* Desktop styles */
@media (min-width: 1025px) {
    .home-bg h1, .contact-bg h1, .whatwedo-bg h1, .aboutus-bg h1 {
        font-size: 3rem;
        margin-top: -20rem; /* Only apply negative margin on large screens */
    }
}

/* Fix for iOS Safari viewport issues */
@supports (-webkit-touch-callout: none) {
    .home-bg, .contact-bg, .whatwedo-bg, .aboutus-bg {
        height: -webkit-fill-available;
        min-height: -webkit-fill-available;
    }
}

/* Ensure proper text contrast and readability */
.home-bg p, .contact-bg p, .whatwedo-bg p, .aboutus-bg p {
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    font-weight: 300;
    max-width: 900px;
    margin: 0 auto;
}

.home-bg h1, .contact-bg h1, .whatwedo-bg h1, .aboutus-bg h1 {
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    font-weight: 600;
}

/* Improve card readability on mobile */
@media (max-width: 768px) {
    .card-body {
        padding: 1rem;
    }
    
    .card-title {
        font-size: 1.25rem;
    }
    
    .card-subtitle {
        font-size: 1rem;
    }
    
    .card ul li {
        font-size: 0.9rem;
        line-height: 1.4;
    }
}