.filter-bar{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:36px}.filter-btn{padding:8px 18px;border-radius:var(--r-full);font-size:.82rem;font-weight:600;background:var(--bg);border:1.5px solid var(--border);color:var(--text-secondary);cursor:pointer;transition:all var(--t-fast)}.filter-btn.active,.filter-btn:hover{background:var(--blue);color:var(--text-inverse);border-color:var(--blue)}.case-study{background:var(--bg-white);border:1px solid var(--border);border-radius:var(--r-xl);overflow:hidden;transition:all var(--t-base) var(--ease)}.case-study:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.case-study__visual{aspect-ratio:16/10;position:relative;overflow:hidden;background:#0a1628}.case-study__visual img{width:100%;height:100%;object-fit:cover;object-position:top center;display:block;transition:transform .4s ease}.case-study:hover .case-study__visual img{transform:scale(1.04)}.case-study__body{padding:24px}.case-study__type{font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--cyan);margin-bottom:6px}.case-study__body h3{margin-bottom:8px}.case-study__body p{font-size:.88rem;margin-bottom:16px}.case-study__results{display:flex;gap:20px;padding-top:16px;border-top:1px solid var(--border)}.case-study__metric{text-align:center}.case-study__metric strong{display:block;font-family:Outfit,sans-serif;font-weight:700;font-size:1.3rem;color:var(--blue)}.case-study__metric span{font-size:.72rem;color:var(--text-muted)}.cs-link{display:inline-flex;align-items:center;gap:6px;margin-top:16px;padding:10px 20px;border-radius:var(--r-full);font-size:.82rem;font-weight:600;color:#2563eb;border:1.5px solid #2563eb;background:0 0;text-decoration:none;transition:all .2s ease}.cs-link:hover{background:#2563eb;color:#fff}[data-theme=dark] .case-study{background:var(--bg-white);border-color:var(--border)}[data-theme=dark] .case-study__body h3{color:var(--text)}[data-theme=dark] .case-study__results{border-top-color:var(--border)}[data-theme=dark] .filter-btn{background:var(--bg-alt);border-color:var(--border);color:var(--text-secondary)}[data-theme=dark] .cs-link{color:#60a5fa;border-color:#60a5fa}[data-theme=dark] .cs-link:hover{background:#2563eb;color:#fff;border-color:#2563eb}