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#e2e8f0;border-radius:20px;width:100%;height:480px;position:relative;overflow:hidden}.three-stage[data-astro-cid-qy2merwl]{cursor:grab;width:100%;height:100%}.three-stage[data-astro-cid-qy2merwl]:active{cursor:grabbing}.watermark-overlay[data-astro-cid-qy2merwl]{pointer-events:none;z-index:5;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.watermark-overlay[data-astro-cid-qy2merwl] span[data-astro-cid-qy2merwl]{letter-spacing:.18em;color:#0f172a1f;text-transform:uppercase;-webkit-user-select:none;-moz-user-select:none;user-select:none;white-space:nowrap;font-size:clamp(1rem,2.5vw,2rem);font-weight:900;transform:rotate(-15deg)}.model-spinner[data-astro-cid-qy2merwl]{z-index:10;color:#475569;background:#fff;flex-direction:column;justify-content:center;align-items:center;gap:12px;font-size:13.5px;font-weight:500;display:flex;position:absolute;inset:0}.spinner[data-astro-cid-qy2merwl]{border:3px solid #e2e8f0;border-top-color:#d97706;border-radius:50%;width:34px;height:34px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.materials-section[data-astro-cid-qy2merwl]{background:#fff;border-bottom:1px solid #e2e8f0;padding:50px 0}.materials-grid[data-astro-cid-qy2merwl]{grid-template-columns:1fr;gap:24px;display:grid}@media (width>=768px){.materials-grid[data-astro-cid-qy2merwl]{grid-template-columns:1fr 1fr}}.material-card[data-astro-cid-qy2merwl]{background:#f8fafc;border:1px solid #e2e8f0;border-radius:14px;padding:24px}.material-card[data-astro-cid-qy2merwl] h3[data-astro-cid-qy2merwl]{color:#0f172a;margin-bottom:14px;font-size:18px;font-weight:700}.material-card[data-astro-cid-qy2merwl] ul[data-astro-cid-qy2merwl]{flex-direction:column;gap:10px;margin:0;padding:0;list-style:none;display:flex}.material-card[data-astro-cid-qy2merwl] ul[data-astro-cid-qy2merwl] li[data-astro-cid-qy2merwl]{color:#475569;align-items:center;gap:10px;font-size:14px;display:flex}.material-card[data-astro-cid-qy2merwl] ul[data-astro-cid-qy2merwl] li[data-astro-cid-qy2merwl] i[data-astro-cid-qy2merwl]{color:#d97706}.material-card[data-astro-cid-qy2merwl] p[data-astro-cid-qy2merwl]{color:#475569;margin:0;font-size:14px;line-height:1.6}.faq-section[data-astro-cid-qy2merwl]{background:#f8fafc;padding:70px 0}.faq-grid[data-astro-cid-qy2merwl]{grid-template-columns:1fr;gap:20px;max-width:900px;margin:0 auto;display:grid}@media (width>=768px){.faq-grid[data-astro-cid-qy2merwl]{grid-template-columns:1fr 1fr}}.faq-card[data-astro-cid-qy2merwl]{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:20px}.faq-card[data-astro-cid-qy2merwl] h3[data-astro-cid-qy2merwl]{color:#0f172a;margin-bottom:8px;font-size:15px;font-weight:700}.faq-card[data-astro-cid-qy2merwl] p[data-astro-cid-qy2merwl]{color:#475569;margin:0;font-size:13.5px;line-height:1.5}