/* ========================================
   Case Study Page Styles
   ======================================== */

/* Case Hero */
.case-hero {
    padding: 160px 24px 100px;
    background: var(--gradient-dark);
    color: var(--white);
}

.case-hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.case-tag {
    display: inline-block;
    background: rgba(255, 255, 255, 0.15);
    color: var(--white);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.case-hero h1 {
    font-size: clamp(3rem, 6vw, 4.5rem);
    margin-bottom: 16px;
    font-family: 'Playfair Display', serif;
}

.case-tagline {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 40px;
}

.case-meta {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
}

.meta-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.meta-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.6);
}

.meta-value {
    font-size: 1.125rem;
    font-weight: 600;
}

.case-hero-visual {
    display: flex;
    justify-content: center;
}

.case-hero-visual img {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.3));
}

@media (max-width: 1024px) {
    .case-hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .case-meta {
        justify-content: center;
    }
    .case-hero-visual {
        margin-top: 40px;
    }
}

/* Case Sections */
.case-section {
    padding: 100px 24px;
}

.case-section-alt {
    background: var(--gray-100);
}

.case-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.case-grid.reverse {
    direction: rtl;
}

.case-grid.reverse > * {
    direction: ltr;
}

.case-content h2 {
    margin-bottom: 20px;
}

.case-content > p {
    color: var(--gray-600);
    font-size: 1.125rem;
    margin-bottom: 32px;
}

/* Challenge List */
.case-list {
    list-style: none;
}

.case-list li {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
    padding: 20px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
}

.case-list li i {
    color: #e74c3c;
    font-size: 1.25rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.case-list li strong {
    display: block;
    margin-bottom: 4px;
    color: var(--dark);
}

.case-list li span {
    color: var(--gray-500);
    font-size: 0.95rem;
}

/* Challenge Card */
.challenge-card {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--primary);
}

.challenge-icon {
    width: 48px;
    height: 48px;
    background: #fff3cd;
    color: #856404;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin-bottom: 20px;
}

.challenge-card p {
    font-size: 1.125rem;
    font-style: italic;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 16px;
}

.challenge-author {
    color: var(--gray-500);
    font-size: 0.875rem;
}

/* Solution Features */
.solution-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.solution-feature {
    display: flex;
    gap: 20px;
    padding: 24px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.case-section-alt .solution-feature {
    background: var(--white);
    box-shadow: var(--shadow);
}

.solution-feature:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-lg);
}

.solution-icon {
    width: 48px;
    height: 48px;
    background: var(--accent-light);
    color: var(--primary);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.solution-feature h4 {
    margin-bottom: 4px;
    color: var(--dark);
}

.solution-feature p {
    color: var(--gray-500);
    font-size: 0.95rem;
    margin: 0;
}

/* Phone Showcase */
.phone-showcase {
    display: flex;
    justify-content: center;
}

.phone-frame.large {
    background: var(--dark);
    border-radius: 40px;
    padding: 12px;
    box-shadow: var(--shadow-xl);
    max-width: 320px;
}

.phone-frame.large .phone-screen {
    border-radius: 30px;
    overflow: hidden;
}

.phone-frame.large .phone-screen img {
    width: 100%;
    height: auto;
    display: block;
}

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

.results-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.result-card {
    background: var(--white);
    padding: 32px;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.result-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.result-icon {
    width: 64px;
    height: 64px;
    background: var(--accent-light);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin: 0 auto 20px;
}

.result-metric {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 8px;
}

.result-label {
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 12px;
}

.result-card p {
    color: var(--gray-500);
    font-size: 0.875rem;
    margin: 0;
}

@media (max-width: 1024px) {
    .results-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .results-grid {
        grid-template-columns: 1fr;
    }
}

/* Testimonial Section */
.testimonial-section {
    padding: 100px 24px;
    background: var(--gradient);
}

.testimonial-card {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    color: var(--white);
}

.testimonial-icon {
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.3);
    margin-bottom: 24px;
}

.testimonial-card blockquote {
    font-size: 1.5rem;
    font-style: italic;
    line-height: 1.7;
    margin-bottom: 32px;
    font-weight: 300;
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

.author-info {
    text-align: left;
}

.author-info strong {
    display: block;
    font-size: 1.125rem;
}

.author-info span {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
}

/* App Download Section */
.app-download-section {
    padding: 80px 24px;
    background: var(--gray-100);
}

.download-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.download-content h2 {
    margin-bottom: 16px;
}

.download-content p {
    color: var(--gray-600);
    margin-bottom: 32px;
}

.download-content .store-buttons {
    justify-content: center;
}

/* Responsive */
@media (max-width: 1024px) {
    .case-grid,
    .case-grid.reverse {
        grid-template-columns: 1fr;
        direction: ltr;
    }
    
    .case-visual {
        order: -1;
    }
}

@media (max-width: 640px) {
    .case-hero h1 {
        font-size: 2.5rem;
    }
    
    .testimonial-card blockquote {
        font-size: 1.125rem;
    }
}