/* case-study.css - Styles khusus untuk halaman studi kasus */

/* Hero Section */
.case-study-hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
}

.breadcrumb {
    margin-bottom: 30px;
    font-size: 0.9rem;
    color: var(--gray-color);
}

.breadcrumb a {
    color: var(--primary-color);
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.case-study-header {
    max-width: 900px;
}

.case-study-category {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 20px;
}

.case-study-header h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    color: var(--dark-color);
}

.case-study-subtitle {
    font-size: 1.3rem;
    color: var(--gray-color);
    margin-bottom: 40px;
    line-height: 1.6;
}

.case-study-meta {
    display: flex;
    gap: 40px;
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

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

.meta-label {
    font-size: 0.9rem;
    color: var(--gray-color);
    margin-bottom: 5px;
}

.meta-value {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark-color);
}

/* Content Sections */
.case-study-content {
    padding: 80px 0;
}

.case-study-section {
    margin-bottom: 80px;
}

.case-study-section h2 {
    font-size: 2.2rem;
    margin-bottom: 30px;
    color: var(--dark-color);
    position: relative;
    padding-bottom: 15px;
}

.case-study-section h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background-color: var(--primary-color);
}

.case-study-section p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--gray-color);
    margin-bottom: 25px;
}

/* Challenge & Solution */
.challenge-solution {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin: 40px 0;
    padding: 30px;
    background-color: #f8fafc;
    border-radius: 12px;
}

.challenge h3, .solution h3 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.challenge h3 {
    color: #ef4444;
}

.solution h3 {
    color: #10b981;
}

.challenge ul, .solution ul {
    list-style-position: inside;
    padding-left: 0;
}

.challenge li, .solution li {
    margin-bottom: 10px;
    color: var(--gray-color);
}

/* Process Steps */
.process-step {
    margin-bottom: 50px;
}

.process-step h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.case-study-image {
    width: 100%;
    max-width: 800px;
    height: auto;
    border-radius: 12px;
    margin: 25px 0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* Results Section */
.results-section {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    padding: 60px;
    border-radius: 20px;
    margin: 80px 0;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin: 40px 0;
}

.result-card {
    background: white;
    padding: 30px 20px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.result-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.result-label {
    font-size: 0.95rem;
    color: var(--gray-color);
}

.testimonial-quote {
    background: white;
    padding: 40px;
    border-radius: 12px;
    margin-top: 50px;
    position: relative;
}

.testimonial-quote::before {
    content: '"';
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 4rem;
    color: var(--primary-color);
    opacity: 0.2;
    font-family: Georgia, serif;
}

.testimonial-quote blockquote {
    font-size: 1.2rem;
    font-style: italic;
    line-height: 1.8;
    color: var(--dark-color);
    margin-bottom: 25px;
    padding-left: 30px;
}

.quote-author {
    border-left: 3px solid var(--primary-color);
    padding-left: 15px;
}

.quote-author strong {
    display: block;
    font-size: 1.1rem;
}

.quote-author span {
    color: var(--gray-color);
    font-size: 0.95rem;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature {
    background: #f8fafc;
    padding: 25px;
    border-radius: 12px;
    border-left: 4px solid var(--primary-color);
}

.feature h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--dark-color);
}

/* Navigation */
.case-study-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 40px 0;
    border-top: 1px solid #e2e8f0;
    margin-top: 60px;
}

.nav-btn {
    padding: 15px 25px;
    background-color: #f1f5f9;
    border-radius: 8px;
    text-decoration: none;
    color: var(--dark-color);
    transition: var(--transition);
    min-width: 250px;
}

.nav-btn:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-3px);
}

.nav-btn.prev {
    text-align: left;
}

.nav-btn.next {
    text-align: right;
}

.nav-btn span {
    display: block;
    font-size: 0.9rem;
    color: var(--gray-color);
    margin-top: 5px;
}

.nav-btn:hover span {
    color: rgba(255, 255, 255, 0.9);
}

.back-to-portfolio {
    padding: 12px 30px;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 500;
    transition: var(--transition);
}

.back-to-portfolio:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
}

/* CTA Simple */
.cta-simple {
    padding: 80px 0;
    background-color: var(--dark-color);
    color: white;
    text-align: center;
}

.cta-simple h2 {
    color: white;
    margin-bottom: 20px;
}

.cta-simple p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 40px;
    opacity: 0.9;
}

/* Brand Elements */
.brand-elements {
    margin: 40px 0;
}

.elements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.element {
    padding: 25px;
    background: #f8fafc;
    border-radius: 12px;
    text-align: center;
}

.element h4 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--dark-color);
}

/* Timeline */
.process-timeline {
    position: relative;
    margin: 40px 0;
}

.process-timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--primary-color);
    opacity: 0.3;
}

.timeline-item {
    display: flex;
    margin-bottom: 40px;
    position: relative;
}

.timeline-marker {
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    margin-right: 30px;
    flex-shrink: 0;
    z-index: 1;
}

.timeline-content {
    flex: 1;
    padding-top: 10px;
}

/* Metrics Before/After */
.metrics-before-after {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin: 40px 0;
}

.metrics-column {
    padding: 30px;
    border-radius: 12px;
}

.metrics-column h3 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid;
}

.metrics-column:first-child h3 {
    border-color: #ef4444;
    color: #ef4444;
}

.metrics-column:last-child h3 {
    border-color: #10b981;
    color: #10b981;
}

.metrics-list {
    list-style: none;
    padding: 0;
}

.metrics-list li {
    padding: 12px 0;
    border-bottom: 1px solid #e2e8f0;
    display: flex;
    align-items: center;
}

.metrics-list li::before {
    margin-right: 10px;
    font-size: 1.2rem;
}

.metrics-list.positive li {
    color: #10b981;
}

/* Tech Stack */
.tech-stack {
    margin: 40px 0;
}

.tech-category {
    margin-bottom: 30px;
}

.tech-category h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--dark-color);
}

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

.tech-tag {
    background-color: #e0f2fe;
    color: var(--primary-color);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

/* Implementation Steps */
.implementation-steps {
    margin: 40px 0;
}

.step {
    display: flex;
    align-items: flex-start;
    margin-bottom: 30px;
    padding: 25px;
    background: #f8fafc;
    border-radius: 12px;
    transition: var(--transition);
}

.step:hover {
    transform: translateX(10px);
    background: #e0f2fe;
}

.step-number {
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    margin-right: 20px;
    flex-shrink: 0;
}

.step-content h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--dark-color);
}

/* Responsive */
@media (max-width: 768px) {
    .case-study-hero {
        padding: 100px 0 60px;
    }
    
    .case-study-header h1 {
        font-size: 2.2rem;
    }
    
    .case-study-subtitle {
        font-size: 1.1rem;
    }
    
    .case-study-meta {
        flex-direction: column;
        gap: 20px;
    }
    
    .case-study-section h2 {
        font-size: 1.8rem;
    }
    
    .results-section {
        padding: 40px 20px;
    }
    
    .results-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .case-study-navigation {
        flex-direction: column;
        gap: 20px;
    }
    
    .nav-btn {
        min-width: 100%;
        text-align: center !important;
    }
    
    .process-timeline::before {
        left: 25px;
    }
    
    .timeline-marker {
        width: 50px;
        height: 50px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .metrics-before-after {
        grid-template-columns: 1fr;
    }
    
    .step {
        flex-direction: column;
        text-align: center;
    }
    
    .step-number {
        margin-right: 0;
        margin-bottom: 15px;
    }
}