.gvto-open-btn{display:inline-block;margin-top:10px;padding:12px 28px;background:#1a1a1a;color:#fff;border:none;border-radius:6px;font-size:15px;cursor:pointer}.gvto-open-btn:hover{background:#000}.gvto-below-wrap{margin:14px 0 4px;text-align:center}.gvto-open-btn--below{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;max-width:100%;margin:0;padding:13px 22px;background:#1a1a1a;color:#fff;border:none;border-radius:8px;font-size:15px;font-weight:600;line-height:1;cursor:pointer;transition:background .15s ease}.gvto-open-btn--below:hover{background:#000}.gvto-open-btn--below .gvto-btn-icon{display:block}.gvto-modal{display:none;position:fixed;inset:0;z-index:99999}.gvto-modal.is-open{display:block}.gvto-modal__backdrop{position:absolute;inset:0;background:rgb(0 0 0 / .5)}.gvto-modal__dialog{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:min(960px, 94vw);max-height:92vh;overflow:auto;background:#fff;border-radius:12px;display:grid;grid-template-columns:1.4fr 1fr;gap:0}@media (max-width:720px){.gvto-modal__dialog{grid-template-columns:1fr}}.gvto-modal__close{position:absolute;top:10px;right:14px;background:none;border:none;font-size:28px;line-height:1;cursor:pointer;color:#333;z-index:2}.gvto-stage{padding:20px}.gvto-canvas-wrap{position:relative;width:100%;aspect-ratio:1 / 1;background:#eee;border-radius:8px;overflow:hidden}.gvto-photo,.gvto-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:none}.gvto-video{transform:scaleX(-1)}.gvto-overlay{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;pointer-events:none}.gvto-canvas-wrap.gvto-mirror .gvto-overlay{transform:scaleX(-1)}.gvto-canvas-wrap:not(.gvto-mirror) .gvto-video{transform:none}.gvto-hint{position:absolute;left:0;right:0;bottom:12px;text-align:center;color:#fff;text-shadow:0 1px 4px rgb(0 0 0 / .7);font-size:13px;line-height:1.4;padding:0 12px}.gvto-hint--error{top:50%;bottom:auto;transform:translateY(-50%);background:rgb(20 20 20 / .92);color:#fff;text-shadow:none;max-width:86%;margin:0 auto;padding:16px 18px;border-radius:10px;font-size:14px;line-height:1.6}.gvto-hint--error .gvto-err-sub{display:inline-block;margin-top:6px;font-size:12px;opacity:.7}.gvto-samples{display:flex;gap:8px;margin-top:12px;overflow-x:auto}.gvto-sample{flex:0 0 auto;width:56px;height:56px;border:2px solid #fff0;border-radius:8px;padding:0;overflow:hidden;cursor:pointer;background:none}.gvto-sample img{width:100%;height:100%;object-fit:cover}.gvto-frames{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap}.gvto-frame{width:70px;height:40px;border:2px solid #ddd;border-radius:8px;background:#fff;cursor:pointer;padding:4px}.gvto-frame.is-active{border-color:#1a1a1a}.gvto-frame img{width:100%;height:100%;object-fit:contain}.gvto-controls{padding:40px 28px 24px;display:flex;flex-direction:column;justify-content:center;border-left:1px solid #f0f0f0}.gvto-upload-line{font-size:18px;color:#222;margin:0 0 18px}.gvto-upload-btn{display:inline-block;text-align:center;background:#1a1a1a;color:#fff;padding:16px;border-radius:8px;font-size:16px;cursor:pointer}.gvto-upload-btn:hover{background:#000}.gvto-upload-sub{margin:10px 2px 0;font-size:12px;color:#777;line-height:1.4}.gvto-tabs{display:grid;grid-template-columns:1fr 1fr;margin-top:28px;border-radius:8px;overflow:hidden}.gvto-tab{padding:16px;border:none;cursor:pointer;background:#ece9ff;color:#333;font-size:16px;font-weight:600}.gvto-tab.is-active{background:#4b32d6;color:#fff}.gvto-tab--warn{position:relative}.gvto-tab--warn::after{content:'';position:absolute;top:8px;right:10px;width:8px;height:8px;border-radius:50%;background:#ffb020}