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span{display:none}.lang-toggle{padding:.5rem;min-width:40px;width:40px;height:40px;border-radius:10px;background:var(--bg-card)}.canvas-container{padding-top:56px;padding-bottom:0}.mobile-control-hint{display:block;top:62px}.info-panel{display:none}.control-panel{position:fixed;top:auto;bottom:0;left:0;right:0;width:100%;max-height:45vh;flex-direction:column;gap:0;padding:0;background:var(--bg-panel);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:20px 20px 0 0;border:1px solid var(--border-subtle);border-bottom:none;overflow-y:auto;overflow-x:hidden;z-index:60;padding-bottom:env(safe-area-inset-bottom)}.control-panel:before{content:"";display:block;width:40px;height:4px;background:var(--border-color);border-radius:2px;margin:10px auto 6px}.control-panel .panel-section{border-radius:0;border-left:none;border-right:none;border-top:none}.control-panel .panel-section:first-child{border-top:none}.control-panel 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