main {
    padding: 60px 40px 40px;
}

.case-study-hero {
    text-align: center;
    margin-bottom: 28px;
}

.case-study-hero-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 16px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.case-study-hero-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.case-study-hero h1 {
    font-size: 38px;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -1.2px;
    line-height: 1.1;
}

.case-study-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.4;
    max-width: 700px;
    margin: 0 auto;
}

.case-study-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin: 24px 0;
}

.stat-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 18px 16px;
    background: linear-gradient(135deg, rgba(88, 86, 214, 0.08) 0%, rgba(118, 75, 162, 0.08) 100%);
    border: 1px solid rgba(88, 86, 214, 0.2);
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.stat-icon {
    font-size: 24px;
    color: var(--indigo);
    margin-bottom: 8px;
    opacity: 0.9;
}

.platform-icons {
    font-size: 24px;
    color: var(--indigo);
    margin-bottom: 8px;
    opacity: 0.9;
}

.stat-card strong {
    font-size: 20px;
    font-weight: 700;
    color: var(--text);
    display: block;
    margin-bottom: 4px;
    letter-spacing: -0.5px;
    line-height: 1.3;
}

.stat-card span {
    font-size: 10px;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.case-study-overview {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 22px 28px;
    margin-bottom: 48px;
    box-shadow: var(--shadow-sm);
}

.case-study-overview p {
    font-size: 15px;
    line-height: 1.6;
    color: var(--text);
    margin-bottom: 0;
}

.version-section {
    margin-bottom: 64px;
}

.version-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.version-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
    flex-shrink: 0;
}

.version-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.version-title-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.version-number {
    font-size: 14px;
    font-weight: 600;
    color: var(--indigo);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.version-title {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.7px;
    margin: 0;
    line-height: 1.1;
}

.version-content {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px 32px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-sm);
}

.version-content h3 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 10px;
    margin-top: 20px;
    letter-spacing: -0.2px;
    color: var(--text);
}

.version-content h3:first-child {
    margin-top: 0;
}

.version-content p,
.version-content ul {
    font-size: 15px;
    line-height: 1.6;
    color: var(--text);
    margin-bottom: 12px;
}

.version-content ul {
    padding-left: 20px;
}

.version-content li {
    margin-bottom: 6px;
}

.version-content p:last-child,
.version-content ul:last-child {
    margin-bottom: 0;
}

.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px;
    margin-top: 20px;
}

.custom-icons-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
    margin-top: 20px;
}

.screenshot-container {
    background: rgba(44, 44, 46, 0.35);
    backdrop-filter: blur(25px) saturate(180%);
    -webkit-backdrop-filter: blur(25px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-lg);
    padding: 16px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.screenshot-container img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    display: block;
}

.screenshot-caption {
    text-align: center;
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 10px;
}

.highlight-box {
    background: rgba(88, 86, 214, 0.1);
    border: 1px solid rgba(88, 86, 214, 0.3);
    border-radius: var(--radius-md);
    padding: 18px 20px;
    margin: 16px 0 0 0;
}

.highlight-box p {
    margin: 0;
    font-size: 15px;
    line-height: 1.6;
}

.results-section {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.12) 0%, rgba(118, 75, 162, 0.12) 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    margin-bottom: 48px;
}

.results-section h2 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.7px;
}

.results-section > p {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
}

.result-category h3 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 10px;
    letter-spacing: -0.2px;
}

.result-category ul {
    list-style: none;
    padding: 0;
}

.result-category li {
    font-size: 14px;
    line-height: 1.5;
    color: var(--text);
    margin-bottom: 6px;
    padding-left: 16px;
    position: relative;
}

.result-category li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--indigo);
    font-weight: 700;
    font-size: 12px;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--indigo);
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    margin-bottom: 32px;
    padding: 12px 20px;
    background: linear-gradient(135deg, rgba(88, 86, 214, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    border: 1.5px solid rgba(88, 86, 214, 0.3);
    border-radius: 24px;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(88, 86, 214, 0.15);
}

.back-link:hover {
    transform: translateX(-4px);
    background: linear-gradient(135deg, rgba(88, 86, 214, 0.15) 0%, rgba(118, 75, 162, 0.15) 100%);
    border-color: rgba(88, 86, 214, 0.5);
    box-shadow: 0 4px 12px rgba(88, 86, 214, 0.25);
}

.back-link i {
    font-size: 14px;
    transition: transform 0.2s ease;
}

.back-link:hover i {
    transform: translateX(-2px);
}

.read-about-section {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px 32px;
    margin-bottom: 48px;
    box-shadow: var(--shadow-sm);
}

.read-about-section h2 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.read-about-section p {
    font-size: 15px;
    line-height: 1.6;
    color: var(--text);
    margin-bottom: 0;
}

.project-links {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin: 48px 0;
    flex-wrap: wrap;
}

.project-link-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    background: var(--indigo);
    color: #ffffff;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 15px;
    transition: background 0.2s ease, transform 0.2s ease;
    box-shadow: 0 2px 8px rgba(88, 86, 214, 0.3);
}

.project-link-btn:hover {
    background: var(--indigo-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(88, 86, 214, 0.4);
}

.project-link-btn i {
    font-size: 16px;
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin: 40px 0;
    padding: 24px 28px;
    background: linear-gradient(135deg, rgba(88, 86, 214, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
    border: 1px solid rgba(88, 86, 214, 0.15);
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.tech-stack span {
    padding: 10px 20px;
    background: linear-gradient(135deg, rgba(88, 86, 214, 0.15) 0%, rgba(118, 75, 162, 0.15) 100%);
    border: 1.5px solid rgba(88, 86, 214, 0.35);
    border-radius: 24px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    box-shadow: 0 2px 8px rgba(88, 86, 214, 0.1);
}

/* Mobile responsive styles */
@media (max-width: 768px) {
    .custom-icons-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .back-link {
        padding: 10px 18px;
        font-size: 14px;
        gap: 8px;
    }
    
    .back-link i {
        font-size: 13px;
    }
}