/* Case Studies index — card grid. Uses sitewide design tokens from root.css
   (--primary #001f3f, --secondary #39b3b0, --headerFont Oswald, --bodyFont SourceSans3). */

#case-studies.cs-case-section {
    padding: clamp(3rem, 6vw, 6rem) 1rem;
}

#case-studies .cs-container {
    width: 100%;
    max-width: 80rem;
    margin: auto;
}

#case-studies .cs-content {
    max-width: 46rem;
    margin: 0 auto 3rem;
    text-align: center;
}

#case-studies .cs-topper {
    display: block;
    font-family: var(--headerFont);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--secondary);
    margin-bottom: 0.5rem;
}

#case-studies .cs-title {
    font-family: var(--headerFont);
    color: var(--headerColor);
    margin-bottom: 1rem;
}

#case-studies .cs-text {
    color: var(--bodyTextColor);
    line-height: 1.5;
}

.cs-case-draftnote {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    color: #8a6d00;
    background: #fff7e0;
    border: 1px solid #f0d98a;
    border-radius: 0.5rem;
}

/* Grid */
.cs-case-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 48rem) {
    .cs-case-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 75rem) {
    .cs-case-grid { grid-template-columns: repeat(3, 1fr); }
}

/* Card */
.cs-case-card {
    display: flex;
    flex-direction: column;
    background: #fff;
    border: 1px solid #e6e8ee;
    border-radius: 1rem;
    padding: 1.75rem;
    box-shadow: 0 6px 24px rgba(0, 31, 63, 0.06);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.cs-case-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 31, 63, 0.12);
}

.cs-case-card-head {
    border-bottom: 1px solid #eef0f4;
    padding-bottom: 1rem;
    margin-bottom: 1rem;
}

.cs-case-badge {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #8a6d00;
    background: #fff7e0;
    border: 1px solid #f0d98a;
    border-radius: 999px;
    padding: 0.15rem 0.6rem;
    margin-bottom: 0.5rem;
}

.cs-case-industry {
    display: block;
    font-family: var(--headerFont);
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--secondary);
}

.cs-case-client {
    font-family: var(--headerFont);
    font-size: 1.375rem;
    color: var(--headerColor);
    margin: 0.25rem 0;
}

.cs-case-location {
    font-size: 0.875rem;
    color: var(--bodyTextColor);
}

.cs-case-detail {
    margin: 0 0 1.25rem;
    flex-grow: 1;
}

.cs-case-detail dt {
    font-family: var(--headerFont);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--primary);
    margin-top: 0.9rem;
}

.cs-case-detail dd {
    margin: 0.2rem 0 0;
    font-size: 0.9375rem;
    line-height: 1.45;
    color: var(--bodyTextColor);
}

/* Metrics */
.cs-case-metrics {
    list-style: none;
    margin: 0;
    padding: 1rem 0 0;
    border-top: 1px solid #eef0f4;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
    text-align: center;
}

.cs-case-metric {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.cs-metric-num {
    font-family: var(--headerFont);
    font-weight: 700;
    font-size: 1.0625rem;
    color: var(--primary);
    line-height: 1.1;
}

.cs-metric-arrow { color: var(--secondary); }

.cs-metric-label {
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--bodyTextColor);
}

/* Footer CTA */
.cs-case-foot {
    text-align: center;
    margin-top: 3rem;
}

.cs-case-foot .cs-h3 {
    font-family: var(--headerFont);
    color: var(--headerColor);
    margin-bottom: 1.25rem;
}

/* Dark mode parity with the rest of the site */
body.dark-mode .cs-case-card { background: #0f1b2d; border-color: #1e2d44; }
body.dark-mode .cs-case-client,
body.dark-mode #case-studies .cs-title { color: var(--bodyTextColorWhite); }
body.dark-mode .cs-case-detail dd,
body.dark-mode .cs-case-location,
body.dark-mode #case-studies .cs-text,
body.dark-mode .cs-metric-label { color: #c4ccd8; }
body.dark-mode .cs-case-detail dt { color: var(--secondary); }
body.dark-mode .cs-metric-num { color: var(--bodyTextColorWhite); }
body.dark-mode .cs-case-card-head,
body.dark-mode .cs-case-metrics { border-color: #1e2d44; }