/* Case Studies Hero Section */
.case-studies-hero {
    padding: 150px 0 80px 0;
    background: linear-gradient(135deg, var(--dark-blue) 0%, var(--dark-green) 100%);
    position: relative;
    overflow: hidden;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.case-studies-hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    line-height: 1.1;
}

.case-studies-hero .subtitle {
    font-size: 1.3rem;
    color: var(--light-gray);
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

.hero-stats .stat {
    text-align: center;
}

.hero-stats .stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--gold);
    margin-bottom: 10px;
    line-height: 1;
}

.hero-stats .stat-label {
    color: var(--light-gray);
    font-weight: 500;
    font-size: 1.1rem;
}

/* Case Filters Section */
.case-filters {
    background-color: var(--cream);
    padding: 40px 0;
    border-bottom: 1px solid var(--light-gray);
}

.filter-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.filter-container h3 {
    color: var(--dark-blue);
    margin: 0;
    font-size: 1.2rem;
}

.filter-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.filter-btn {
    background: var(--white);
    color: var(--charcoal);
    border: 2px solid var(--light-gray);
    padding: 10px 20px;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--gold);
    color: var(--dark-blue);
    border-color: var(--gold);
    transform: translateY(-2px);
}

/* Case Studies Grid */
.case-studies-grid {
    padding: 50px 0;
    background-color: var(--cream);
}

.case-study {
    margin-bottom: 120px;
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.case-study.visible {
    opacity: 1;
    transform: translateY(0);
}

.case-study-content {
    display: flex;
    align-items: stretch;
    gap: 60px;
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.case-study-content:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.15);
}

.case-study-content.reverse {
    flex-direction: row-reverse;
    gap: 40px;
}

.case-text {
    flex: 1;
    padding: 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.case-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.case-category {
    background: var(--gold);
    color: var(--dark-blue);
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.case-duration {
    background: var(--light-gray);
    color: var(--charcoal);
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.case-study h2 {
    color: var(--dark-blue);
    margin-bottom: 30px;
    font-size: 2.2rem;
    line-height: 1.2;
}

.case-challenge,
.case-solution {
    margin-bottom: 30px;
}

.case-challenge h3,
.case-solution h3 {
    color: var(--dark-blue);
    margin-bottom: 15px;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.case-challenge h3::before {
    content: '🎯';
    font-size: 1.5rem;
}

.case-solution h3::before {
    content: '💡';
    font-size: 1.5rem;
}

.case-challenge p,
.case-solution p {
    color: var(--charcoal);
    line-height: 1.7;
    margin: 0;
}

.case-results {
    margin-bottom: 30px;
}

.case-results h3 {
    color: var(--dark-blue);
    margin-bottom: 20px;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.case-results h3::before {
    content: '📈';
    font-size: 1.5rem;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.result-item {
    text-align: center;
    padding: 20px;
    background: var(--light-gray);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.result-item:hover {
    background: var(--gold);
    transform: translateY(-5px);
}

.result-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--dark-blue);
    margin-bottom: 5px;
    line-height: 1;
}

.result-label {
    color: var(--charcoal);
    font-size: 0.9rem;
    font-weight: 500;
}

.case-technologies {
    margin-top: auto;
}

.case-technologies h4 {
    color: var(--dark-blue);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tech-tag {
    background: var(--light-gray);
    color: var(--charcoal);
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.tech-tag:hover {
    background: var(--gold);
    color: var(--dark-blue);
    transform: translateY(-2px);
}

.case-visual {
    flex: 0 0 45%;
    position: relative;
}

.client-card {
    height: 100%;
    position: relative;
}

.client-image {
    height: 100%;
    position: relative;
    overflow: hidden;
}

.client-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.testimonial-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(30, 42, 68, 0.9) 100%);
    display: flex;
    align-items: flex-end;
    padding: 40px;
    opacity: 0;
    transition: all 0.3s ease;
}

.case-study-content:hover .testimonial-overlay {
    opacity: 1;
}

.testimonial-content {
    color: var(--white);
}

.testimonial-content i {
    font-size: 2rem;
    color: var(--gold);
    margin-bottom: 20px;
    display: block;
}

.testimonial-content p {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 25px;
    font-style: italic;
    color: var(--white);
}

.client-info h4 {
    font-size: 1.3rem;
    margin-bottom: 5px;
    color: var(--gold);
}

.client-info p {
    margin: 0;
    font-size: 0.95rem;
    opacity: 0.9;
    font-style: normal;
    color: var(--white);
}

/* Case Studies CTA Section */
.case-studies-cta {
    background: linear-gradient(135deg, var(--dark-blue) 0%, var(--dark-green) 100%);
    padding: 50px 0;
    text-align: center;
}

.cta-content h2 {
    margin-bottom: 20px;
    color: var(--white);
}

.cta-content p {
    max-width: 600px;
    margin: 0 auto 40px;
    font-size: 1.2rem;
    color: var(--light-gray);
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
}


/* Make testimonials always visible on tablet and mobile */
@media (max-width: 1024px) {
    .testimonial-overlay {
        opacity: 1 !important;
        background: linear-gradient(to bottom, transparent 0%, rgba(30, 42, 68, 0.85) 100%);
    }
    
    .case-study-content:hover .testimonial-overlay {
        opacity: 1 !important;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

/* Medium devices (tablets, 1024px and down) */
@media (max-width: 1024px) {
    .logo a {
        color: var(--white);
        text-decoration: none;
    }

    .btn-nav {
        display: flex;
        align-items: center;
        justify-content: center;
        width: auto;
        min-width: 50px;
        height: 50px;
        padding: 12px 20px;
        border: none;
        background: #D4AF37;
        border-radius: 8px;
        cursor: pointer;
        white-space: nowrap;
    }
    
    .btn-nav i {
        font-size: 24px;
        color: #1a1a2e;
    }

    .case-study-content,
    .case-study-content.reverse {
        flex-direction: column;
    }
    
    .case-visual {
        flex: 0 0 auto;
        height: 400px;
    }
    
    .case-text {
        padding: 40px;
    }
    
    .hero-stats {
        gap: 40px;
    }
    
    .hero-stats .stat-number {
        font-size: 3rem;
    }
    
    .filter-container {
        flex-direction: column;
        gap: 20px;
    }
    
    /* Ensure testimonials are visible on tablet */
    .testimonial-overlay {
        opacity: 1 !important;
        padding: 30px;
    }
}

/* Small devices (landscape phones, 768px and down) */
@media (max-width: 768px) {
    .logo a {
        color: var(--white);
        text-decoration: none;
    }

    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: var(--dark-blue);
        padding: 20px;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links li {
        margin: 12px 0;
        width: 100%;
        text-align: center;
    }

    .btn-nav {
        display: inline-block;
        padding: 12px 24px;
        width: auto;
        margin: 10px auto;
    }

    .dropdown {
        width: 100%;
    }

    .dropdown-toggle {
        justify-content: center;
        width: 100%;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: transparent;
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }

    .dropdown.active .dropdown-menu {
        max-height: 300px;
    }

    .dropdown-menu a {
        color: var(--light-gray) !important;
        padding: 10px 20px 10px 40px !important;
        border-left: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .dropdown-menu a:hover {
        background: rgba(255, 255, 255, 0.1);
        color: var(--gold) !important;
        border-left: none;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
/* .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: var(--dark-blue);
        padding: 20px;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links li {
        margin: 12px 0;
        width: 100%;
        text-align: center;
    }

    .btn-nav {
        display: inline-block;
        padding: 12px 24px;
        width: auto;
        margin: 10px auto;
    }

    .dropdown {
        width: 100%;
    }

    .dropdown-toggle {
        justify-content: center;
        width: 100%;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: transparent;
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }

    .dropdown.active .dropdown-menu {
        max-height: 300px;
    }

    .dropdown-menu a {
        color: var(--light-gray) !important;
        padding: 10px 20px 10px 40px !important;
        border-left: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .dropdown-menu a:hover {
        background: rgba(255, 255, 255, 0.1);
        color: var(--gold) !important;
        border-left: none;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    } */

    .case-studies-hero h1 {
        font-size: 2.5rem;
    }
    
    .case-studies-hero .subtitle {
        font-size: 1.1rem;
    }
    
    .case-study h2 {
        font-size: 1.8rem;
    }
    
    .case-text {
        padding: 30px 25px;
    }
    
    .results-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .result-item {
        padding: 15px;
    }
    
    .result-number {
        font-size: 2rem;
    }
    
    .hero-stats {
        gap: 30px;
    }
    
    .hero-stats .stat-number {
        font-size: 2.5rem;
    }
    
    .filter-buttons {
        justify-content: center;
    }
    
    /* Ensure testimonials are visible on mobile */
    .testimonial-overlay {
        opacity: 1 !important;
        padding: 25px;
        background: linear-gradient(to bottom, transparent 0%, rgba(30, 42, 68, 0.9) 100%);
    }
    
    .testimonial-content p {
        font-size: 1rem;
    }
    
    .testimonial-content i {
        font-size: 1.5rem;
        margin-bottom: 15px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 480px) {
    .logo a {
        color: var(--white);
        text-decoration: none;
    }

    .case-studies-hero {
        padding: 120px 0 60px 0;
    }
    
    .case-studies-hero h1 {
        font-size: 2rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .case-meta {
        flex-direction: column;
        gap: 10px;
    }
    
    .case-text {
        padding: 25px 20px;
    }
    
    .case-study h2 {
        font-size: 1.5rem;
    }
    
    .tech-tags {
        justify-content: center;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
    
    /* Ensure testimonials are visible on small mobile */
    .testimonial-overlay {
        padding: 20px;
    }
    
    .testimonial-content p {
        font-size: 0.95rem;
        margin-bottom: 20px;
    }
    
    .client-info h4 {
        font-size: 1.1rem;
    }
    
    .client-info p {
        font-size: 0.9rem;
    }
}