/* Case Study Styles */

/* Case Studies Listing Page */
.case-studies-hero {
    padding: 12rem 0 6rem;
    background: var(--color-bg-main);
    position: relative;
    overflow: hidden;
}

.case-studies-hero .hero-bg-image {
    position: absolute;
    inset: 0;
    z-index: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.case-studies-hero .hero-bg-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(10, 15, 28, 0.6) 0%,
        rgba(10, 15, 28, 0.7) 50%,
        rgba(10, 15, 28, 0.9) 100%
    );
}

.case-studies-hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.case-studies-hero-title {
    font-family: var(--font-header);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--color-text-light) 0%, var(--color-accent-cyan) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.case-studies-hero-description {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    line-height: 1.8;
}

/* Filters */
.case-studies-filters {
    padding: 3rem 0;
    background: var(--color-bg-main);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.filters-container {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    border-radius: 9999px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: transparent;
    color: var(--color-text-muted);
    font-family: var(--font-body);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn:hover,
.filter-btn.active {
    border-color: var(--color-accent-blue);
    color: var(--color-accent-cyan);
    background: rgba(56, 124, 241, 0.1);
}

/* Case Studies Grid */
.case-studies-grid-section {
    padding: 6rem 0;
    background: var(--color-bg-main);
}

.case-studies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.case-study-card {
    background: var(--color-bg-card);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.4s ease;
}

.case-study-card:hover {
    transform: translateY(-8px);
    border-color: rgba(56, 124, 241, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.case-study-card-image {
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, var(--color-bg-card) 0%, #1a2744 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.case-study-card-image svg {
    width: 80%;
    height: 80%;
    opacity: 0.6;
}

.case-study-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.case-study-card:hover .case-study-card-image img {
    transform: scale(1.05);
}

.case-study-card-content {
    padding: 2rem;
}

.case-study-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.case-study-tag {
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    background: rgba(56, 124, 241, 0.15);
    color: var(--color-accent-cyan);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.case-study-card-title {
    font-family: var(--font-header);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text-light);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.case-study-card-description {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.case-study-card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-accent-blue);
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
}

.case-study-card-link:hover {
    color: var(--color-accent-cyan);
    gap: 0.75rem;
}

.case-study-card-link svg {
    width: 18px;
    height: 18px;
}

/* Case Study Detail Page */
.case-study-hero {
    padding: 10rem 0 4rem;
    background: linear-gradient(180deg, var(--color-bg-main) 0%, var(--color-bg-card) 100%);
    position: relative;
}

.case-study-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center top, rgba(56, 124, 241, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.case-study-hero .container {
    position: relative;
    z-index: 1;
}

.case-study-back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    margin-bottom: 2rem;
    transition: color 0.3s ease;
}

.case-study-back-link:hover {
    color: var(--color-accent-cyan);
}

.case-study-back-link svg {
    width: 18px;
    height: 18px;
}

.case-study-hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.case-study-hero-title {
    font-family: var(--font-header);
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 700;
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
    max-width: 900px;
    line-height: 1.2;
}

.case-study-hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    max-width: 700px;
    line-height: 1.8;
}

.case-study-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 3rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.case-study-meta-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.case-study-meta-label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.case-study-meta-value {
    font-family: var(--font-header);
    font-size: 1.25rem;
    color: var(--color-text-light);
    font-weight: 600;
}

/* Case Study Content Sections */
.case-study-content {
    padding: 6rem 0;
    background: var(--color-bg-main);
}

.case-study-content .container {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 4rem;
}

.case-study-main {
    max-width: 800px;
}

.case-study-sidebar {
    position: sticky;
    top: 120px;
    align-self: start;
}

.case-study-section {
    margin-bottom: 4rem;
}

.case-study-section-title {
    font-family: var(--font-header);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.case-study-section-title::before {
    content: '';
    width: 4px;
    height: 24px;
    background: linear-gradient(180deg, var(--color-accent-blue) 0%, var(--color-accent-cyan) 100%);
    border-radius: 2px;
}

.case-study-section p {
    color: var(--color-text-muted);
    font-size: 1.1rem;
    line-height: 1.9;
    margin-bottom: 1.5rem;
}

.case-study-section ul {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
}

.case-study-section ul li {
    position: relative;
    padding-left: 1.5rem;
    color: var(--color-text-muted);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 0.75rem;
}

.case-study-section ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.7em;
    width: 6px;
    height: 6px;
    background: var(--color-accent-cyan);
    border-radius: 50%;
}

/* Results Section */
.case-study-results {
    padding: 6rem 0;
    background: var(--color-bg-card);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.result-card {
    text-align: center;
    padding: 2rem;
    background: var(--color-bg-main);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.result-value {
    font-family: var(--font-header);
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-accent-blue) 0%, var(--color-accent-cyan) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

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

/* Solution Tech Stack */
.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1.5rem;
}

.tech-badge {
    padding: 0.5rem 1rem;
    background: rgba(56, 124, 241, 0.1);
    border: 1px solid rgba(56, 124, 241, 0.3);
    border-radius: 8px;
    color: var(--color-text-light);
    font-size: 0.9rem;
    font-weight: 500;
}

/* Sidebar */
.sidebar-card {
    background: var(--color-bg-card);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    margin-bottom: 2rem;
}

.sidebar-card-title {
    font-family: var(--font-header);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
}

.sidebar-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-list li {
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.sidebar-list li:last-child {
    border-bottom: none;
}

/* Related Case Studies */
.related-case-studies {
    padding: 6rem 0;
    background: var(--color-bg-main);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

/* Case Study CTA */
.case-study-cta {
    padding: 6rem 0;
    background: linear-gradient(180deg, var(--color-bg-card) 0%, var(--color-bg-main) 100%);
}

.case-study-cta .cta-card {
    text-align: center;
    padding: 4rem;
    background: linear-gradient(135deg, rgba(56, 124, 241, 0.1) 0%, rgba(55, 243, 255, 0.05) 100%);
    border-radius: 24px;
    border: 1px solid rgba(56, 124, 241, 0.2);
}

.case-study-cta .cta-title {
    font-family: var(--font-header);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text-light);
    margin-bottom: 1rem;
}

.case-study-cta .cta-description {
    color: var(--color-text-muted);
    font-size: 1.15rem;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.case-study-cta .cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

/* Responsive */
@media (max-width: 1024px) {
    .case-study-content .container {
        grid-template-columns: 1fr;
    }

    .case-study-sidebar {
        position: static;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .case-studies-hero {
        padding: 10rem 0 4rem;
    }

    .case-studies-grid {
        grid-template-columns: 1fr;
    }

    .case-study-meta {
        gap: 2rem;
    }

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

    .case-study-cta .cta-card {
        padding: 3rem 2rem;
    }
}

@media (max-width: 480px) {
    .filters-container {
        justify-content: flex-start;
    }

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

    .case-study-sidebar {
        grid-template-columns: 1fr;
    }
}