.dai-iv-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;padding:16px;background:#0000008c;overscroll-behavior:none}.dai-iv-modal{display:flex;width:min(92vw,720px);max-height:92vh;flex-direction:column;overflow:hidden;border-radius:12px;background:#fff;box-shadow:0 8px 32px #00000040}.dai-iv-modal:fullscreen,.dai-iv-modal.is-fullscreen{width:100vw;max-width:none;height:100vh;max-height:none;border-radius:0}.dai-iv-head{display:flex;flex-shrink:0;align-items:center;justify-content:space-between;gap:8px;padding:10px 12px;border-bottom:1px solid #eee;font-size:14px;font-weight:700;color:#2c3e2d}.dai-iv-title{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dai-iv-tools{display:flex;flex-shrink:0;align-items:center;gap:2px}.dai-iv-tool{display:inline-flex;align-items:center;justify-content:center;border:0;background:transparent;padding:6px;color:#555;border-radius:6px;cursor:pointer}.dai-iv-tool:hover{background:#e8f5ee;color:#2d8b6e}.dai-iv-zoom{min-width:42px;color:#888;font-size:12px;font-weight:600;text-align:center}.dai-iv-close{border:0;background:transparent;margin-left:4px;padding:4px 8px;color:#666;font-size:18px;cursor:pointer;border-radius:6px}.dai-iv-close:hover{background:#f5f3f0;color:#2c3e2d}.dai-iv-viewport{flex:1;min-height:240px;max-height:calc(92vh - 88px);display:flex;align-items:flex-start;justify-content:flex-start;background:#f0f0f0;touch-action:none;cursor:grab;-webkit-user-select:none;-moz-user-select:none;user-select:none}.dai-iv-modal:fullscreen .dai-iv-viewport,.dai-iv-modal.is-fullscreen .dai-iv-viewport{max-height:none}.dai-iv-modal:fullscreen .dai-iv-img,.dai-iv-modal.is-fullscreen .dai-iv-img{-o-object-fit:contain;object-fit:contain;max-width:100%;max-height:100%;transform-origin:center center}.dai-iv-viewport.is-dragging{cursor:grabbing}.dai-iv-img{display:block;-o-object-fit:none;object-fit:none;transform-origin:0 0;will-change:transform;pointer-events:none}.dai-iv-hint{flex-shrink:0;padding:6px 12px 10px;border-top:1px solid #eee;color:#999;font-size:11px;text-align:center}