.tc3d-result{--tc-viewport-height:clamp(360px,45vw,540px);min-height:calc(var(--tc-viewport-height) + 210px);min-width:0;width:100%}.tc3d-initial{min-height:calc(var(--tc-viewport-height,360px) + 210px);display:flex;flex-direction:column;justify-content:center;gap:12px;padding:12px;background:#f7f9fb}.tc3d-initial>p{font-size:13px;color:#506273}.tc3d{--tc-blue:#1269ea;--tc-ink:#183449;--tc-border:#dce4e8;color:var(--tc-ink);font:14px/1.5 system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;border:1px solid var(--tc-border);border-radius:18px;background:#fff;overflow:hidden;min-width:0;width:100%}.tc3d,.tc3d *{box-sizing:border-box}.tc3d button{font:inherit;cursor:pointer;min-height:44px;border:1px solid transparent;border-radius:9px;background:#fff;color:var(--tc-ink);padding:8px 13px;white-space:normal;line-height:1.2}.tc3d button:hover{background:#f1f5f8}.tc3d button:disabled{opacity:.5;cursor:default}.tc3d button:focus-visible,.tc3d-host:focus-visible{outline:3px solid var(--tc-blue);outline-offset:-3px}.tc3d-toolbar{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap;padding:12px 14px;border-bottom:1px solid var(--tc-border)}.tc3d-modes{display:flex;background:#edf2f6;padding:3px;border-radius:11px;gap:3px}.tc3d-modes button{background:transparent}.tc3d-modes button[aria-pressed=true]{color:#fff;background:var(--tc-blue);box-shadow:0 2px 6px #1255ac22}.tc3d-actions{display:flex;gap:4px}.tc3d-actions button{color:#52677a;font-size:12px}.tc3d-viewport{height:clamp(340px,53vw,600px);position:relative;isolation:isolate;background:#e9eff1}.tc3d-host{position:absolute;inset:0}.tc3d-host,.tc3d-host canvas{height:100%;width:100%;touch-action:none}.tc3d-host canvas{display:block}.tc3d-message{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;gap:12px;background:#edf2f4;color:#506273;pointer-events:none}.tc3d-spinner{width:20px;height:20px;border:2px solid #b9cbd9;border-top:2px solid var(--tc-blue);border-radius:50%;animation:tc3d-spin 1s linear infinite}.tc3d-zoom{position:absolute;right:16px;bottom:48px;display:flex;flex-direction:column;gap:5px}.tc3d-zoom button{width:44px;font-size:23px;box-shadow:0 3px 16px #17273715}.tc3d-hint{position:absolute;bottom:12px;left:12px;right:12px;text-align:center;font-size:11px;color:#445d6d;pointer-events:none;margin:0}.tc3d-plan{position:absolute;inset:0;padding:20px;display:flex;flex-direction:column;align-items:stretch;justify-content:center;background:#fafcfb;overflow:auto}.tc3d-plan>svg{width:100%;min-height:180px;flex:1 1}.tc3d-error{padding:10px;color:#8b5317;background:#fff4df;border-radius:8px;font-size:13px}.tc3d-error button{background:transparent;text-decoration:underline}.tc3d-filters{display:flex;align-items:center;flex-wrap:wrap;gap:6px;padding:12px 14px;border-top:1px solid var(--tc-border)}.tc3d-filters button{font-size:12px;border-color:var(--tc-border)}.tc3d-filters button[aria-pressed=true]{background:#eef5ff;border-color:#b8d4fa;color:#125cbd}.tc3d-separator{flex:1 1;min-width:8px}.tc3d-note{font-size:11px;line-height:1.5;margin:0;padding:0 16px 14px;color:#667781}@keyframes tc3d-spin{to{transform:rotate(1turn)}}@media(prefers-reduced-motion:reduce){.tc3d-spinner{animation:none}}@media(max-width:550px){.tc3d-toolbar{padding:8px}.tc3d-actions{gap:0}.tc3d-actions button{padding:7px;font-size:11px}.tc3d-viewport{height:360px}.tc3d-filters{padding:8px;gap:5px}.tc3d-filters button{padding:7px 9px}.tc3d-separator{display:none}.tc3d-note{padding:0 10px 10px}.tc3d-zoom{right:10px}}.tc3d .tc3d-viewport{height:var(--tc-viewport-height,360px)}.tc3d .tc3d-plan{padding:10px;overflow:auto}.tc3d-plan .surface-layout-preview{min-height:0;margin:0;display:flex;flex-direction:column;height:100%;border:0;box-shadow:none}.tc3d-plan .surface-layout-preview svg{min-height:180px;flex:1 1;height:0;width:100%}.tc3d-note{color:#52636d}.tc3d button{max-width:100%}