/* =============================================
   CASE STUDY DETAIL PAGE STYLES
   ============================================= */

.cs-hero {
    padding-top: 140px;
    padding-bottom: 72px;
    background: radial-gradient(circle at top center, rgba(99, 102, 241, 0.07), transparent 70%);
    border-bottom: 1px solid var(--border);
}

.cs-hero-label {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.cs-hero-label .cat {
    color: var(--accent-light);
    background: rgba(99, 102, 241, 0.12);
    border: 1px solid rgba(99, 102, 241, 0.25);
    padding: 5px 12px;
    border-radius: var(--radius-pill);
}

.cs-hero-num {
    font-family: var(--font-display);
    font-size: 6rem;
    font-weight: 900;
    color: rgba(99, 102, 241, 0.08);
    line-height: 1;
    margin-bottom: 16px;
    letter-spacing: -4px;
}

.cs-hero-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 24px;
    max-width: 820px;
}

.cs-stack-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 40px;
}

/* Results bar at top */
.cs-results-bar {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    padding: 32px;
    background: rgba(74, 222, 128, 0.05);
    border: 1px solid rgba(74, 222, 128, 0.15);
    border-radius: var(--radius-lg);
    margin-top: 40px;
    max-width: 900px;
}

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

.cs-result-value {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 800;
    color: #4ade80;
    line-height: 1;
}

.cs-result-label {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* Article body */
.cs-layout {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 60px;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 72px 32px;
    align-items: start;
}

.cs-content h2 {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 52px 0 18px 0;
    display: flex;
    align-items: center;
    gap: 12px;
}

.cs-content h2:first-of-type {
    margin-top: 0;
}

.cs-content h2 .sec-icon {
    font-size: 1.2rem;
}

.cs-content p {
    font-size: 1.05rem;
    line-height: 1.85;
    color: #cbd5e1;
    margin-bottom: 24px;
}

.cs-content ul {
    padding-left: 0;
    margin-bottom: 28px;
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.cs-content ul li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 1rem;
    color: #cbd5e1;
    line-height: 1.6;
}

.cs-content ul li::before {
    content: '→';
    color: var(--accent-light);
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 2px;
}

.cs-highlight-box {
    background: rgba(99, 102, 241, 0.06);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-md);
    padding: 28px 32px;
    margin: 36px 0;
}

.cs-highlight-box blockquote {
    font-size: 1.2rem;
    font-style: italic;
    color: var(--text-primary);
    line-height: 1.6;
    margin: 0;
}

.cs-tech-stack-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 20px 0;
}

.cs-tech-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    background: rgba(22, 22, 31, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-md);
}

.cs-tech-icon {
    font-size: 1.3rem;
    flex-shrink: 0;
}

.cs-tech-name {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.cs-tech-role {
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin-top: 2px;
}

/* Sidebar */
.cs-sidebar {
    position: sticky;
    top: 100px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.cs-sidebar-card {
    background: rgba(22, 22, 31, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.cs-sidebar-card h3 {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
}

.cs-sidebar-result {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.cs-sidebar-result-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding-bottom: 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.cs-sidebar-result-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.cs-sidebar-result-val {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 800;
    color: #4ade80;
    line-height: 1;
}

.cs-sidebar-result-desc {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

@media (max-width: 1024px) {
    .cs-layout {
        grid-template-columns: 1fr;
    }

    .cs-sidebar {
        position: static;
        order: 2;
    }

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

@media (max-width: 600px) {
    .cs-results-bar {
        grid-template-columns: 1fr;
    }
}