/* ── Case study hero ── */
    .case-study-hero {
      max-width: 1100px;
      margin: 0 auto;
      padding: 56px 24px 0;
    }
    .case-study-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 32px;
    }
    .cs-tag {
      font-size: 0.72rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      padding: 5px 12px;
      border-radius: 4px;
      border: 1px solid var(--color-border);
      color: var(--color-muted);
      background: var(--color-surface);
    }
    .cs-tag.accent {
      background: rgba(232,144,64,0.12);
      border-color: rgba(232,144,64,0.3);
      color: var(--color-accent);
    }

    /* ── Featured testimonial ── */
    .cs-testimonial-feature {
      max-width: 1100px;
      margin: 52px auto 0;
      padding: 0 24px;
    }
    .cs-testimonial-inner {
      position: relative;
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: 24px;
      padding: 6px;
    }
    .cs-testimonial-core {
      background: var(--color-bg);
      border-radius: 18px;
      padding: 52px 56px;
      box-shadow: inset 0 1px 0 rgba(255,255,255,0.06);
      position: relative;
      overflow: hidden;
    }
    .cs-testimonial-qmark {
      position: absolute;
      top: 32px;
      left: 48px;
      width: 80px;
      height: auto;
      opacity: 0.08;
      color: var(--color-accent);
      pointer-events: none;
    }
    .cs-testimonial-core blockquote {
      font-family: 'Fraunces', Georgia, serif;
      font-size: clamp(1.25rem, 2.6vw, 1.7rem);
      font-style: italic;
      color: var(--color-text);
      line-height: 1.65;
      margin: 0 0 36px;
      padding: 0;
      border: none;
      position: relative;
      z-index: 1;
    }
    .cs-testimonial-attribution {
      display: flex;
      align-items: center;
      gap: 14px;
      position: relative;
      z-index: 1;
    }
    .cs-testimonial-avatar {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: var(--color-accent);
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: 'Fraunces', Georgia, serif;
      font-weight: 700;
      color: #fff;
      font-size: 1.1rem;
      flex-shrink: 0;
      box-shadow: 0 4px 16px rgba(232,144,64,0.3);
    }
    .cs-testimonial-name {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--color-text);
      margin: 0;
      line-height: 1.3;
    }
    .cs-testimonial-role {
      font-size: 0.82rem;
      color: var(--color-muted);
      margin: 3px 0 0;
    }
    @media (max-width: 900px) {
      .case-study-hero { padding: 40px 20px 0; }
      .cs-testimonial-feature { margin: 36px auto 0; padding: 0 20px; }
    }

    @media (max-width: 680px) {
      .cs-testimonial-core { padding: 36px 28px; }
      .cs-testimonial-core blockquote { font-size: 1.15rem; }
    }

    @media (max-width: 600px) {
      .case-study-hero { padding: 28px 16px 0; }
      .cs-testimonial-feature { padding: 0 16px; }
      .cs-testimonial-core { padding: 28px 20px; }
      .cs-testimonial-core blockquote { font-size: 1.05rem; }
      .cs-testimonial-qmark { width: 56px; top: 20px; left: 20px; }
    }

    /* ── Stats bar ── */
    .results-bar {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1px;
      background: var(--color-border);
      border: 1px solid var(--color-border);
      border-radius: 16px;
      overflow: hidden;
      margin: 52px auto 0;
      max-width: 1100px;
    }
    .results-bar-item {
      background: var(--color-surface);
      padding: 40px 32px;
      text-align: center;
    }
    .results-bar-item .rb-value {
      font-family: 'Fraunces', serif;
      font-size: clamp(2rem, 5vw, 3rem);
      font-weight: 800;
      color: var(--color-accent);
      line-height: 1;
      display: block;
      margin-bottom: 10px;
    }
    .results-bar-item .rb-label {
      font-size: 0.85rem;
      color: var(--color-muted);
      line-height: 1.5;
    }
    @media (max-width: 768px) {
      .results-bar-item { padding: 28px 24px; }
    }

    @media (max-width: 600px) {
      .results-bar { grid-template-columns: 1fr; }
      .results-bar-item { padding: 24px 20px; }
    }

    /* ── Case study body ── */
    .cs-body {
      max-width: 800px;
      margin: 0 auto;
      padding: 72px 24px;
    }
    .cs-section-label {
      font-size: 0.72rem;
      font-weight: 700;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: var(--color-accent);
      margin-bottom: 12px;
    }
    .cs-body h2 {
      font-family: 'Fraunces', serif;
      font-size: clamp(1.5rem, 3vw, 2rem);
      font-weight: 700;
      color: var(--color-text);
      margin-bottom: 16px;
    }
    .cs-body p {
      font-size: 1rem;
      color: var(--color-muted);
      line-height: 1.8;
      margin-bottom: 20px;
    }
    .cs-body .cs-divider {
      border: none;
      border-top: 1px solid var(--color-border);
      margin: 52px 0;
    }

    @media (max-width: 768px) {
      .cs-body { padding: 48px 20px; }
      .cs-body .cs-divider { margin: 36px 0; }
    }

    @media (max-width: 600px) {
      .cs-body { padding: 36px 16px; }
      .cs-body .cs-divider { margin: 28px 0; }
    }

    /* ── Timeline ── */
    .cs-timeline {
      display: flex;
      flex-direction: column;
      gap: 0;
      margin: 32px 0;
      position: relative;
    }
    .cs-timeline::before {
      content: '';
      position: absolute;
      left: 19px;
      top: 24px;
      bottom: 24px;
      width: 2px;
      background: linear-gradient(to bottom, var(--color-accent), var(--color-border));
      z-index: 0;
    }
    .cs-timeline-item {
      display: flex;
      gap: 24px;
      align-items: flex-start;
      padding: 0 0 36px;
      position: relative;
    }
    .cs-timeline-item:last-child { padding-bottom: 0; }
    .cs-tl-dot {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: var(--color-surface);
      border: 2px solid var(--color-accent);
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: 'Fraunces', serif;
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--color-accent);
      flex-shrink: 0;
      position: relative;
      z-index: 1;
    }
    .cs-tl-content { padding-top: 8px; }
    .cs-tl-week {
      font-size: 0.7rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--color-accent);
      margin-bottom: 4px;
    }
    .cs-tl-content h3 {
      font-size: 1rem;
      font-weight: 700;
      color: var(--color-text);
      margin-bottom: 8px;
    }
    .cs-tl-content p {
      font-size: 0.9rem;
      color: var(--color-muted);
      line-height: 1.75;
      margin: 0;
    }

    /* ── Services used ── */
    .cs-services {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin: 20px 0;
    }
    .cs-service-chip {
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 10px 16px;
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: 8px;
      font-size: 0.87rem;
      font-weight: 600;
      color: var(--color-text);
      text-decoration: none;
      transition: border-color 0.25s cubic-bezier(0.32,0.72,0,1), color 0.25s;
    }
    .cs-service-chip:hover {
      border-color: var(--color-accent);
      color: var(--color-accent);
    }
    .cs-service-chip svg { opacity: 0.6; flex-shrink: 0; }
    .cs-service-chip:hover svg { opacity: 1; }

    /* ── Client link ── */
    .cs-client-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 12px 20px;
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: 10px;
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--color-text);
      text-decoration: none;
      transition: border-color 0.25s cubic-bezier(0.32,0.72,0,1);
      margin-top: 20px;
    }
    .cs-client-link:hover { border-color: var(--color-accent); color: var(--color-accent); }
    .cs-client-link svg { opacity: 0.5; transition: opacity 0.2s; }
    .cs-client-link:hover svg { opacity: 1; }

    /* ── Back to projects ── */
    .cs-back-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 0.85rem;
      font-weight: 600;
      color: var(--color-muted);
      text-decoration: none;
      margin-bottom: 32px;
      transition: color 0.2s;
    }
    .cs-back-link:hover { color: var(--color-accent); }
    .cs-back-link svg { transition: transform 0.2s; }
    .cs-back-link:hover svg { transform: translateX(-3px); }

    /* ── More projects ── */
    .more-projects {
      max-width: 1100px;
      margin: 0 auto;
      padding: 0 24px 80px;
    }
    .more-projects-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
    }
    @media (max-width: 900px) {
      .more-projects-grid { grid-template-columns: repeat(2, 1fr); }
    }
    @media (max-width: 700px) {
      .more-projects-grid { grid-template-columns: 1fr; }
      .more-projects { padding: 0 16px 56px; }
    }
    @media (max-width: 600px) {
      .more-project-card { padding: 24px 18px; }
    }
    .more-project-card {
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: 16px;
      padding: 32px 28px;
      opacity: 0.45;
    }
    .more-project-card .mp-icon {
      width: 40px;
      height: 40px;
      border-radius: 10px;
      background: var(--color-bg);
      border: 1px solid var(--color-border);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--color-accent);
      margin-bottom: 16px;
    }
    .more-project-card h3 {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--color-text);
      margin-bottom: 6px;
    }
    .more-project-card p {
      font-size: 0.82rem;
      color: var(--color-muted);
      line-height: 1.5;
      margin-bottom: 16px;
    }
    .more-project-card .mp-badge {
      display: inline-block;
      font-size: 0.68rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      padding: 4px 10px;
      border: 1px solid var(--color-border);
      border-radius: 4px;
      color: var(--color-muted);
    }