.dl-platform-card{background:var(--bs-body-bg,#fff);border-radius:16px;padding:28px 24px;box-shadow:0 1px 4px rgba(0,0,0,.06);border:1px solid var(--bs-border-color,#e2e8f0);transition:transform .2s,box-shadow .2s;height:100%;display:flex;flex-direction:column}.dl-platform-card:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(0,0,0,.08)}.dl-icon{font-size:2.8rem;margin-bottom:12px}.dl-version-badge{display:inline-flex;align-items:center;gap:5px;background:#f0fdf4;color:#166534;border:1px solid #bbf7d0;font-size:.75rem;font-weight:600;padding:3px 10px;border-radius:999px}.dl-size{font-size:.8rem;color:var(--bs-secondary-color,#64748b)}.dl-btn-group{display:flex;flex-direction:column;gap:8px;margin-top:auto;padding-top:16px}.dl-meta{font-size:.78rem;color:var(--bs-secondary-color,#94a3b8);margin-top:10px;text-align:center}.update-flow{background:linear-gradient(135deg,#f0fdf4 0%,#ecfdf5 50%,#f0f9ff 100%);border:1px solid #bbf7d0;border-radius:16px;padding:32px}.update-step{display:flex;align-items:flex-start;gap:16px;padding:14px 0}.update-step-num{width:32px;height:32px;border-radius:50%;background:#166534;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;flex-shrink:0}.update-step h6{font-weight:600;margin-bottom:2px}.update-step p{font-size:.85rem;color:var(--bs-secondary-color,#64748b);margin:0}.release-notes-card{background:var(--bs-tertiary-bg,#f8fafc);border:1px solid var(--bs-border-color,#e2e8f0);border-radius:16px;padding:28px}.release-tag{display:inline-flex;align-items:center;gap:6px;background:#166534;color:#fff;font-size:.85rem;font-weight:600;padding:5px 14px;border-radius:8px}.release-notes-list li{padding:4px 0;font-size:.9rem;color:var(--bs-body-color,#334155)}.dl-direct-row{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:var(--bs-body-bg,#fff);border:1px solid var(--bs-border-color,#e2e8f0);border-radius:10px;margin-bottom:8px;transition:background .15s}.dl-direct-row:hover{background:var(--bs-tertiary-bg,#f8fafc)}.dl-direct-info{display:flex;align-items:center;gap:12px}.dl-direct-icon{font-size:1.4rem;width:36px;text-align:center}.dl-direct-name{font-weight:600;font-size:.9rem}.dl-direct-desc{font-size:.78rem;color:var(--bs-secondary-color,#64748b)}.dl-direct-size{font-size:.78rem;color:var(--bs-secondary-color,#94a3b8);margin-right:12px}