/* Case Study Styles */
.case-study-page {
    background-color: var(--background-color);
}

/* Header Styles */
.case-study-header {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem var(--container-padding);
    background: var(--primary-color);
    color: var(--secondary-color);
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.project-meta {
    margin-bottom: 4rem;
}

.project-category {
    font-size: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    opacity: 0.8;
    display: block;
    margin-bottom: 1rem;
}

.project-title {
    font-size: clamp(3rem, 8vw, 6rem);
    line-height: 1.1;
    margin-bottom: 2rem;
}

.project-description {
    font-size: clamp(1.2rem, 2vw, 1.5rem);
    max-width: 600px;
    opacity: 0.9;
}

.project-details {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    border-top: 1px solid rgba(255,255,255,0.2);
    padding-top: 2rem;
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.detail-label {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.7;
}

.detail-value {
    font-size: 1.1rem;
}

/* Section Styles */
.case-study-section {
    padding: 8rem var(--container-padding);
}

.overview-section {
    background: var(--background-color);
    color: var(--text-color);
}

.overview-content {
    max-width: 800px;
    font-size: 1.2rem;
    line-height: 1.6;
}

.key-features {
    margin-top: 3rem;
    padding: 2rem;
    background: var(--secondary-color);
    border-radius: 4px;
}

.key-features h3 {
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.key-features ul {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.key-features li {
    position: relative;
    padding-left: 1.5rem;
}

.key-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-color);
}

/* Challenge & Solution */
.challenge-section {
    background: var(--secondary-color);
}

.challenge-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4rem;
}

.challenge-content,
.solution-content {
    font-size: 1.1rem;
    line-height: 1.6;
}

/* Process Timeline */
.process-timeline {
    margin-top: 4rem;
}

.process-step {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.step-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-color);
    opacity: 0.2;
}

.step-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

/* Results Section */
.results-section {
    background: var(--primary-color);
    color: var(--secondary-color);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    margin-bottom: 4rem;
}

.result-item {
    text-align: center;
}

.result-number {
    font-size: 3.5rem;
    font-weight: 700;
    display: block;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, #fff, rgba(255,255,255,0.7));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.result-label {
    font-size: 1.1rem;
    opacity: 0.8;
}

.testimonial {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    padding: 2rem;
    border-top: 1px solid rgba(255,255,255,0.2);
}

.testimonial blockquote {
    font-size: 1.5rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.testimonial cite {
    font-style: normal;
    opacity: 0.8;
}

/* Next Project */
.next-project {
    padding: 4rem var(--container-padding);
    background: var(--background-color);
}

.next-project-link {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-decoration: none;
    color: var(--text-color);
    transition: var(--transition);
}

.next-label {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 1rem;
    opacity: 0.7;
}

.next-title {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.next-arrow {
    font-size: 2rem;
    transition: transform 0.3s ease;
}

.next-project-link:hover .next-arrow {
    transform: translateX(10px);
}

/* Responsive Styles */
@media screen and (max-width: 992px) {
    .project-details {
        grid-template-columns: repeat(2, 1fr);
    }

    .challenge-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .results-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media screen and (max-width: 768px) {
    .case-study-header {
        padding: 6rem var(--container-padding);
    }

    .project-details {
        grid-template-columns: 1fr;
    }

    .key-features ul {
        grid-template-columns: 1fr;
    }

    .process-step {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .step-number {
        font-size: 2rem;
    }

    .results-grid {
        grid-template-columns: 1fr;
    }

    .testimonial blockquote {
        font-size: 1.2rem;
    }
}

/* Animation */
.case-study-page .text-reveal {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s forwards;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}