/* ============================================= */
/* CASE STUDY — INDIVIDUAL PAGE & INDEX STYLES   */
/* ============================================= */

/* ---- BREADCRUMB ---- */
.cs-breadcrumb {
    display: block;
    margin-bottom: 20px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: rgba(255, 255, 255, 0.45);
    font-family: 'Helvetica Neue', Arial, sans-serif;
}
.cs-breadcrumb a {
    color: var(--accent-gold);
    text-decoration: none;
    transition: opacity 0.2s;
}
.cs-breadcrumb a:hover { opacity: 0.75; }
.cs-breadcrumb span { margin: 0 8px; }

/* ---- METRICS STRIP ---- */
.cs-metrics-strip {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    background-color: var(--navy);
    border-bottom: 4px solid var(--accent-gold);
}
.cs-metric {
    padding: 42px 30px;
    text-align: center;
    border-right: 1px solid rgba(255, 255, 255, 0.08);
}
.cs-metric:last-child { border-right: none; }
.cs-metric-number {
    font-family: 'Times New Roman', Times, serif;
    font-size: 2.8rem;
    color: var(--accent-gold);
    line-height: 1;
    margin-bottom: 10px;
    display: block;
}
.cs-metric-label {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 1.8px;
    color: rgba(255, 255, 255, 0.5);
    font-weight: 600;
    line-height: 1.4;
}

/* ---- PULL QUOTE / CALLOUT ---- */
.cs-pull-quote {
    margin: 35px 0;
    padding: 28px 38px;
    border-left: 4px solid var(--accent-gold);
    background-color: rgba(212, 175, 55, 0.06);
}
.cs-pull-quote p {
    font-family: 'Times New Roman', Times, serif;
    font-size: 1.35rem;
    line-height: 1.65;
    color: var(--navy);
    margin: 0;
    font-style: italic;
}
.bg-navy .cs-pull-quote {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--accent-gold);
}
.bg-navy .cs-pull-quote p { color: rgba(255, 255, 255, 0.9); }

/* ---- NUMBERED PROCESS STEPS ---- */
.cs-process-list {
    list-style: none;
    padding: 0;
    margin: 25px 0 0 0;
    counter-reset: cs-step;
}
.cs-process-list li {
    counter-increment: cs-step;
    display: flex;
    gap: 22px;
    align-items: flex-start;
    margin-bottom: 24px;
    font-size: 1.05rem;
    line-height: 1.75;
    color: #555;
}
.cs-process-list li::before {
    content: counter(cs-step, decimal-leading-zero);
    font-family: 'Times New Roman', Times, serif;
    font-size: 1.6rem;
    color: var(--accent-gold);
    line-height: 1;
    flex-shrink: 0;
    min-width: 36px;
    padding-top: 2px;
}
.bg-navy .cs-process-list li { color: rgba(255, 255, 255, 0.8); }

/* ---- RESULTS GRID ---- */
.cs-results-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
    margin-top: 35px;
}
.cs-result-item {
    padding: 28px 30px;
    background-color: var(--navy);
    border-top: 3px solid var(--accent-gold);
}
.cs-result-item h4 {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-gold);
    margin: 0 0 10px 0;
    font-weight: 700;
}
.cs-result-item p {
    font-size: 1rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.85);
    margin: 0;
}
.cs-result-item strong {
    color: var(--white);
    font-family: 'Times New Roman', Times, serif;
    font-size: 1.5rem;
    display: block;
    margin-bottom: 6px;
}

/* ---- RELATED SERVICES ---- */
.cs-related-section {
    padding: 65px 10%;
    background-color: var(--slate);
    background-image: radial-gradient(rgba(22, 40, 70, 0.06) 1.5px, transparent 1.5px);
    background-size: 25px 25px;
    border-bottom: 1px solid #eaeaea;
}
.cs-related-label {
    display: block;
    color: var(--silver);
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 0.72rem;
    font-weight: 700;
    margin-bottom: 12px;
}
.cs-related-section h3 {
    font-family: 'Times New Roman', Times, serif;
    font-size: 2rem;
    color: var(--navy);
    margin: 0 0 28px 0;
    font-weight: normal;
}
.cs-related-links {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}
.cs-related-link {
    display: inline-block;
    padding: 12px 24px;
    background-color: var(--navy);
    color: var(--white);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-size: 0.78rem;
    font-weight: 700;
    transition: background-color 0.3s, transform 0.2s;
}
.cs-related-link:hover {
    background-color: var(--navy-light);
    transform: translateY(-2px);
}

/* ---- CASE NUMBER BADGE ---- */
.cs-case-num {
    display: inline-block;
    font-family: 'Helvetica Neue', Arial, sans-serif;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--accent-gold);
    font-weight: 700;
    margin-bottom: 14px;
}

/* ============================================= */
/* INDEX PAGE — CARD GRID                        */
/* ============================================= */

.cs-index-intro {
    padding: 80px 10% 60px;
    background-color: var(--white);
    background-image: repeating-linear-gradient(45deg, rgba(22, 40, 70, 0.02) 0, rgba(22, 40, 70, 0.02) 1px, transparent 1px, transparent 12px);
    border-bottom: 1px solid #eaeaea;
}
.cs-index-intro-inner {
    max-width: 680px;
}
.cs-index-intro p {
    font-size: 1.15rem;
    line-height: 1.8;
    color: #555;
    margin: 20px 0 0 0;
}

.cs-card-section {
    padding: 70px 10% 100px;
    background-color: var(--slate);
    background-image: radial-gradient(rgba(22, 40, 70, 0.06) 1.5px, transparent 1.5px);
    background-size: 25px 25px;
}
.cs-card-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 35px;
}
.cs-card {
    background-color: var(--white);
    border: 1px solid #e8e8e8;
    border-top: 4px solid var(--navy);
    padding: 38px 40px 32px;
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}
.cs-card:hover {
    box-shadow: 0 18px 45px rgba(22, 40, 70, 0.11);
    transform: translateY(-5px);
}
.cs-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}
.cs-card-category {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-weight: 700;
    color: var(--silver);
}
.cs-card-num {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-gold);
    font-weight: 700;
}
.cs-card h2 {
    font-family: 'Times New Roman', Times, serif;
    font-size: 1.55rem;
    color: var(--navy);
    margin: 0 0 16px 0;
    line-height: 1.25;
    font-weight: normal;
}
.cs-card-metric {
    display: inline-block;
    background-color: var(--navy);
    color: var(--accent-gold);
    font-family: 'Times New Roman', Times, serif;
    font-size: 1rem;
    padding: 7px 16px;
    margin-bottom: 20px;
    letter-spacing: 0.3px;
    align-self: flex-start;
}
.cs-card p {
    font-size: 0.98rem;
    line-height: 1.75;
    color: #666;
    flex: 1;
    margin: 0 0 28px 0;
}
.cs-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: auto;
    padding-top: 20px;
    border-top: 1px solid #f0f0f0;
}
.cs-card-pills {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}
.cs-card-pills .tech-pill {
    font-size: 0.72rem;
    padding: 5px 10px;
}
.cs-read-more {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 700;
    color: var(--navy);
    text-decoration: none;
    border-bottom: 1px solid var(--navy);
    padding-bottom: 2px;
    white-space: nowrap;
    flex-shrink: 0;
    transition: color 0.25s, border-color 0.25s;
}
.cs-read-more:hover {
    color: var(--accent-gold);
    border-color: var(--accent-gold);
}

/* ============================================= */
/* RESPONSIVE                                    */
/* ============================================= */
@media (max-width: 992px) {
    .cs-metrics-strip { grid-template-columns: repeat(2, 1fr); }
    .cs-metric:nth-child(2) { border-right: none; }
    .cs-card-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .cs-metric { padding: 28px 18px; }
    .cs-metric-number { font-size: 2.2rem; }
    .cs-results-grid { grid-template-columns: 1fr; }
    .cs-pull-quote { padding: 20px 22px; }
    .cs-pull-quote p { font-size: 1.15rem; }
    .cs-card { padding: 28px 24px 22px; }
    .cs-card h2 { font-size: 1.35rem; }
    .cs-index-intro { padding: 60px 6% 40px; }
    .cs-card-section { padding: 50px 6% 70px; }
    .cs-related-section { padding: 50px 6%; }
}