/* Additional CSS for portfolio modal */
.portfolio-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.portfolio-modal.show {
    opacity: 1;
}

.portfolio-modal-content {
    max-width: 80%;
    max-height: 80%;
    position: relative;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.portfolio-modal.show .portfolio-modal-content {
    transform: scale(1);
}

.portfolio-modal-content img {
    max-width: 100%;
    max-height: 80vh;
    display: block;
    margin: 0 auto;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.portfolio-modal-content p {
    color: white;
    text-align: center;
    margin-top: 1rem;
    font-family: var(--font-accent);
    font-size: 1.2rem;
}

.close-modal {
    position: absolute;
    top: -40px;
    right: 0;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    transition: color 0.3s ease;
}

.close-modal:hover {
    color: var(--secondary-color);
}

/* Animation classes */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* Form success message */
.form-success {
    padding: 1rem;
    background-color: rgba(40, 167, 69, 0.1);
    border: 1px solid #28a745;
    border-radius: 0.25rem;
    margin-top: 1rem;
    color: #28a745;
    text-align: center;
}

/* Mobile navigation improvements */
@media (max-width: 992px) {
    .navbar-collapse {
        background-color: rgba(255, 255, 255, 0.95);
        padding: 1rem;
        border-radius: 0.5rem;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    }
    
    .nav-link {
        padding: 0.5rem 0;
        border-bottom: 1px solid #eee;
    }
    
    .nav-link:last-child {
        border-bottom: none;
    }
}

/* Image hover effects */
.service-card img {
    transition: transform 0.5s ease;
}

.service-card:hover img {
    transform: scale(1.05);
}

/* Improved button styles */
.btn {
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn:after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.5s, height 0.5s;
}

.btn:hover:after {
    width: 300%;
    height: 300%;
}

/* Improved form focus states */
.form-control:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 0.2rem rgba(230, 126, 34, 0.25);
}

/* Scroll to top button */
.scroll-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background-color: var(--secondary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
}

.scroll-top.show {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background-color: var(--primary-color);
}