/* ---------- CASE STUDY: CORPORATE LAYOUT ---------- */

.cs-main-container {
    background-color: #ffffff;
    padding-bottom: 100px;
}

/* Hero Header */
.cs-header {
    padding: 120px 0 80px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: #ffffff;
    border-bottom: 4px solid var(--copper);
}

.cs-eyebrow {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--copper);
    font-weight: 600;
    display: block;
    margin-bottom: 15px;
}

.cs-title {
    font-size: clamp(32px, 4vw, 48px);
    margin: 0;
    max-width: 800px;
    line-height: 1.2;
}

/* Two-Column Article Layout */
.cs-article-layout {
    display: flex;
    gap: 60px;
    margin-top: 60px;
    align-items: flex-start;
}

/* LEFT SIDEBAR (Meta Information) */
.cs-sidebar {
    width: 30%;
    position: sticky;
    top: 100px;
    background: #f8fafc;
    padding: 35px;
    border-radius: 8px;
    border-left: 3px solid var(--copper);
}

.cs-meta-block { margin-bottom: 30px; }
.cs-meta-block:last-child { margin-bottom: 0; }

.cs-meta-label {
    display: block;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--steel-soft);
    margin-bottom: 8px;
    font-weight: 600;
}

.cs-meta-value {
    display: block;
    font-size: 16px;
    color: var(--ink);
    font-weight: 500;
}

/* Tech Stack Tags */
.cs-tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 5px;
}
.cs-tag {
    background-color: #e2e8f0;
    color: #334155;
    font-size: 12.5px;
    padding: 4px 10px;
    border-radius: 4px;
    font-weight: 500;
}

/* RIGHT COLUMN (Content Narrative) */
.cs-content-body {
    width: 65%;
}

.cs-content-section {
    margin-bottom: 50px;
}

.cs-content-section h2 {
    font-size: 24px;
    color: var(--ink);
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.cs-content-section h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background-color: var(--copper);
}

.cs-content-section p {
    font-size: 16.5px;
    line-height: 1.7;
    color: #475569;
}

/* Highlighted Boxes */
.cs-highlights-box {
    background-color: #f1f5f9;
    padding: 35px 40px;
    border-radius: 8px;
    border: 1px solid #e2e8f0;
}

.cs-wysiwyg ul {
    padding-left: 20px;
    margin: 0;
}

.cs-wysiwyg li {
    font-size: 16px;
    line-height: 1.6;
    color: #475569;
    margin-bottom: 12px;
}
.cs-wysiwyg li:last-child { margin-bottom: 0; }

.cs-result-box {
    background-color: rgba(193, 101, 47, 0.05); /* Very light tint of copper */
    padding: 35px 40px;
    border-left: 4px solid var(--copper);
    border-radius: 0 8px 8px 0;
}
.cs-result-box h2::after { display: none; /* Hide standard underline */ }

/* Responsive */
@media (max-width: 900px) {
    .cs-article-layout {
        flex-direction: column;
    }
    .cs-sidebar {
        width: 100%;
        position: relative;
        top: 0;
    }
    .cs-content-body {
        width: 100%;
    }
}