:root{--color-ink:#1a2624;--color-teal:#4aada0;--color-forest:#1a6a62;--color-deep-teal:#2a8a82;--color-bg-page:#fafaf8;--color-bg-white:#fff;--color-bg-mist:#edf6f5;--color-bg-wash:#e0f5f2;--color-taupe:#c8b89a;--color-cream:#f0eae0;--color-sage:#5a8a85;--color-border:#e0eae8;--text-primary:#1a2624;--text-secondary:#3a5a58;--text-tertiary:#5a8a85;--text-muted:#9ab8b5;color-scheme:light}*{box-sizing:border-box;padding:0;margin:0}body,html{max-width:100vw;overflow-x:hidden;font-family:Arial,sans-serif}@media (orientation:landscape){.calculator-container{max-width:1024px;margin:0 auto}}button:active{transform:scale(.98);opacity:.8}.calculator-container{-webkit-user-select:none;-moz-user-select:none;user-select:none}input,select,textarea{font-size:16px;padding:12px}.tap-target,[role=button],a[role=button],button{position:relative;touch-action:manipulation;-webkit-tap-highlight-color:transparent}.tap-target:before,[role=button]:before,a[role=button]:before,button:before{content:"";position:absolute;left:50%;top:50%;width:100%;height:100%;min-width:44px;min-height:44px;transform:translate(-50%,-50%);pointer-events:auto}a.tap-target{display:inline-block}