:root{--kn-cream: #FCFCFA;--kn-cream-2: #F5F2EE;--kn-ink: #1B1916;--kn-ink-2: #74716A;--kn-muted: #9E9B94;--kn-line: #DEDCD4;--kn-teal: #1454E6;--kn-teal-deep: #0E3EAC;--kn-teal-soft: #DCE6FD;--kn-amber: #F59E0B}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;padding:0;font-family:Pretendard,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:var(--kn-ink);background:var(--kn-cream);min-height:100dvh}body.kn-playing .kn-topbar,body.kn-playing .kn-hero,body.kn-playing .kn-units,body.kn-playing .kn-footer{display:none}body.kn-playing{overflow:hidden!important;position:fixed;inset:0;width:100%;height:100dvh;touch-action:none;overscroll-behavior:contain}button{font-family:inherit}.kn-shell{min-height:100dvh;max-width:460px;margin:0 auto;padding-bottom:env(safe-area-inset-bottom);position:relative}.kn-topbar{position:sticky;top:0;z-index:30;background:var(--kn-cream);padding:env(safe-area-inset-top) 16px 12px;border-bottom:1px solid 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