.project-summary {
    margin: 0.35rem 0 0;
    color: #9a9a9a;
    font-size: 0.78rem;
}

.project-case-study {
    --case-border: #2b2b2b;
    --case-muted: #969696;
    max-width: 1040px;
    padding-bottom: 6rem;
}

.project-case-study h1 {
    max-width: 13ch;
    margin: 0.5rem 0 1rem;
    font-size: clamp(2.4rem, 7vw, 5.5rem);
    line-height: 0.98;
    letter-spacing: -0.07em;
}

.project-case-study h2 {
    max-width: 22ch;
    margin: 0 0 1.5rem;
    font-size: clamp(1.45rem, 3vw, 2.25rem);
    line-height: 1.2;
    letter-spacing: -0.035em;
}

.project-case-study h3 {
    margin: 0.45rem 0 0.6rem;
    font-size: 1rem;
}

.project-case-study p {
    max-width: 74ch;
}

.case-hero {
    padding: 2rem 0 4.5rem;
    border-bottom: 1px solid var(--case-border);
}

.case-kicker,
.section-label {
    color: var(--color-accent);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
}

.case-lede {
    max-width: 680px;
    margin: 0;
    color: #bcbcbc;
    font-size: clamp(1rem, 2.2vw, 1.35rem);
}

.case-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-top: 2rem;
}

.text-link {
    color: var(--color-accent);
    text-decoration: none;
    border-bottom: 1px solid transparent;
}

.text-link:hover,
.text-link:focus-visible {
    border-bottom-color: currentColor;
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border-bottom: 1px solid var(--case-border);
}

.metric {
    padding: 2rem 1.25rem 2rem 0;
}

.metric + .metric {
    padding-left: 1.25rem;
    border-left: 1px solid var(--case-border);
}

.metric strong,
.metric span {
    display: block;
}

.metric strong {
    color: var(--color-accent);
    font-size: clamp(1.65rem, 4vw, 2.65rem);
    line-height: 1;
}

.metric span {
    margin-top: 0.65rem;
    color: var(--case-muted);
    font-size: 0.72rem;
}

.case-section {
    padding: 4.5rem 0;
    border-bottom: 1px solid var(--case-border);
}

.case-section > p:not(.section-label):not(.case-note) {
    color: #c0c0c0;
}

.pipeline {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin: 2.5rem 0;
    border: 1px solid var(--case-border);
}

.pipeline-step {
    min-height: 180px;
    padding: 1.25rem;
}

.pipeline-step + .pipeline-step {
    border-left: 1px solid var(--case-border);
}

.pipeline-step > span,
.finding-list article > span {
    color: var(--color-accent);
    font-size: 0.65rem;
}

.pipeline-step strong {
    display: block;
    margin: 1.5rem 0 0.5rem;
}

.pipeline-step p {
    margin: 0;
    color: var(--case-muted);
    font-size: 0.76rem;
}

.project-case-study code {
    color: #f1b28b;
    font-family: var(--font-mono);
    font-size: 0.88em;
}

.evidence-chart {
    max-width: 760px;
    margin: 2.5rem 0;
}

.evidence-row {
    margin-bottom: 1.35rem;
}

.evidence-row > div:first-child {
    display: flex;
    justify-content: space-between;
    gap: 2rem;
    margin-bottom: 0.45rem;
    font-size: 0.75rem;
}

.evidence-row span {
    color: var(--case-muted);
}

.evidence-track {
    height: 7px;
    overflow: hidden;
    background: #252525;
}

.evidence-track span {
    display: block;
    width: var(--bar-size);
    height: 100%;
    background: var(--color-accent);
}

.evidence-track .evidence-open {
    background: #6f6f6f;
}

.case-note {
    padding-left: 1rem;
    border-left: 2px solid var(--color-accent);
    color: var(--case-muted);
    font-size: 0.8rem;
}

.station-section {
    width: min(1040px, calc(100vw - var(--nav-width) - 2 * var(--edge-margin) - 4rem));
}

.station-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.75rem;
}

.station-card {
    min-height: 145px;
    padding: 1rem;
    border: 1px solid var(--case-border);
    color: var(--color-text);
    text-decoration: none;
    transition: border-color 0.2s ease, background-color 0.2s ease, transform 0.2s ease;
}

.station-card.featured {
    border-color: #704022;
    background: #191512;
}

.station-card strong,
.station-card span {
    display: block;
}

.station-card strong {
    margin: 1rem 0 0.4rem;
    font-size: 0.95rem;
}

.station-card p {
    margin: 0;
    color: var(--case-muted);
    font-size: 0.7rem;
}

.station-frequency {
    color: var(--color-accent);
    font-size: 0.64rem;
}

.finding-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1px;
    overflow: hidden;
    margin-top: 2.5rem;
    background: var(--case-border);
    border: 1px solid var(--case-border);
}

.finding-list article {
    padding: 1.5rem;
    background: var(--color-bg);
}

.finding-list p {
    margin: 0;
    color: var(--case-muted);
    font-size: 0.76rem;
}

.check-list {
    padding: 0;
    list-style: none;
}

.check-list li {
    position: relative;
    max-width: 760px;
    padding: 0.85rem 0 0.85rem 2rem;
    border-bottom: 1px solid var(--case-border);
    color: #bcbcbc;
}

.check-list li::before {
    position: absolute;
    left: 0;
    color: var(--color-accent);
    content: "[✓]";
}

.case-footer {
    padding: 3rem 0;
    color: var(--case-muted);
    font-size: 0.75rem;
}

.case-footer .text-link {
    display: inline-block;
    margin-top: 1rem;
}

@media (max-width: 768px) {
    .metric-grid,
    .pipeline,
    .station-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .pipeline-step:nth-child(3) {
        border-left: 0;
        border-top: 1px solid var(--case-border);
    }

    .pipeline-step:nth-child(4) {
        border-top: 1px solid var(--case-border);
    }

    .station-section {
        width: auto;
    }
}

@media (max-width: 480px) {
    .project-case-study h1 {
        letter-spacing: -0.055em;
    }

    .case-hero {
        padding-top: 3rem;
    }

    .metric-grid,
    .pipeline,
    .station-grid,
    .finding-list {
        grid-template-columns: 1fr;
    }

    .metric {
        padding: 1.2rem 0;
    }

    .metric + .metric {
        padding-left: 0;
        border-top: 1px solid var(--case-border);
        border-left: 0;
    }

    .pipeline-step + .pipeline-step,
    .pipeline-step:nth-child(3) {
        min-height: 0;
        border-top: 1px solid var(--case-border);
        border-left: 0;
    }

    .case-section {
        padding: 3rem 0;
    }

    .station-card {
        min-height: 0;
    }
}