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oklab,var(--color-surface)85%,transparent)}}:root{--glass-saturate:saturate(180%);--glass-blur-surface:blur(18px);--glass-blur-panel:blur(22px)}.feedback-correct{background:var(--feedback-correct-bg);border-color:var(--feedback-correct-border);color:var(--feedback-correct-text)}.feedback-incorrect{background:var(--feedback-incorrect-bg);border-color:var(--feedback-incorrect-border);color:var(--feedback-incorrect-text)}.feedback-correct-icon{background:var(--color-success);border-color:var(--color-success);color:var(--color-surface)}.feedback-incorrect-icon{background:var(--color-danger);border-color:var(--color-danger);color:var(--color-surface)}@layer mobile{:root{--spring-snappy:cubic-bezier(.34,1.56,.64,1);--spring-smooth:cubic-bezier(.25,.46,.45,.94);--spring-bouncy:cubic-bezier(.175,.885,.32,1.1);--spring-gentle:cubic-bezier(.22,1,.36,1);--spring-duration-fast:.3s;--spring-duration-normal:.4s;--spring-duration-slow:.5s;--touch-target-min:44px;--touch-target-comfortable:48px;--z-mobile-header:50;--z-mobile-tab-bar:60;--z-mobile-sheet-backdrop:70;--z-mobile-sheet:80;--z-mobile-settings:200;--mobile-gutter:var(--space-3);--mobile-safe-bottom:calc(env(safe-area-inset-bottom) + 16px)}.touch-feedback{transition:transform var(--spring-duration-fast)var(--spring-bouncy)}.touch-feedback:active{transform:scale(.96)}.gesture-active{-webkit-user-select:none;-moz-user-select:none;user-select:none;touch-action:none}.scroll-lock{touch-action:none;width:100%;height:100%;position:fixed;overflow:hidden}@media (max-width:768px){[role=button],a,button{min-height:var(--touch-target-min);min-width:var(--touch-target-min)}.message-card{padding:var(--space-3)}.desktop-only{display:none!important}}.safe-area-top{padding-top:env(safe-area-inset-top)}.safe-area-bottom{padding-bottom:env(safe-area-inset-bottom)}.safe-area-left{padding-left:env(safe-area-inset-left)}.safe-area-right{padding-right:env(safe-area-inset-right)}.safe-area-all{padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}.sheet-backdrop{-webkit-backdrop-filter:blur(4px);background:#0a090880;position:fixed;inset:0}.dark .sheet-backdrop{background:#0009}.sheet-handle{background:var(--color-border);border-radius:2px;width:36px;height:4px;margin:12px auto 8px}@supports (color:color-mix(in lab,red,red)){.sheet-handle{background:color-mix(in oklab,var(--color-border)80%,transparent)}}.sheet-handle{cursor:grab}.sheet-handle:active{cursor:grabbing}@keyframes swipe-reveal{0%{opacity:0;transform:scale(.8)}to{opacity:1;transform:scale(1)}}.swipe-action-reveal{animation:swipe-reveal var(--spring-duration-fast)var(--spring-bouncy)forwards}@keyframes tab-indicator-appear{0%{opacity:0;transform:scaleX(0)}to{opacity:1;transform:scaleX(1)}}.tab-indicator{animation:tab-indicator-appear var(--spring-duration-normal)var(--spring-snappy)forwards}@keyframes header-collapse{0%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-100%)}}@keyframes header-expand{0%{opacity:0;transform:translateY(-100%)}to{opacity:1;transform:translateY(0)}}.header-collapsing{animation:header-collapse var(--spring-duration-normal)var(--spring-smooth)forwards}.header-expanding{animation:header-expand var(--spring-duration-normal)var(--spring-bouncy)forwards}@media (prefers-reduced-motion:reduce){:root{--spring-duration-fast:0s;--spring-duration-normal:0s;--spring-duration-slow:0s}.touch-feedback:active{transform:none}.sheet-backdrop{-webkit-backdrop-filter:none}@keyframes swipe-reveal{0%,to{opacity:1;transform:scale(1)}}@keyframes tab-indicator-appear{0%,to{opacity:1;transform:scaleX(1)}}@keyframes header-collapse{0%,to{opacity:1;transform:translateY(0)}}@keyframes header-expand{0%,to{opacity:1;transform:translateY(0)}}}.dark{--shadow-mobile-elevated:0 -4px 16px #0003,0 -8px 32px #00000026}:root{--shadow-mobile-elevated:0 -4px 16px #503c2814,0 -8px 32px #503c280d}}@property --tw-translate-x{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-y{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-z{syntax:"*";inherits:false;initial-value:0}@property --tw-scale-x{syntax:"*";inherits:false;initial-value:1}@property --tw-scale-y{syntax:"*";inherits:false;initial-value:1}@property --tw-scale-z{syntax:"*";inherits:false;initial-value:1}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-space-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-divide-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-gradient-position{syntax:"*";inherits:false}@property --tw-gradient-from{syntax:"<color>";inherits:false;initial-value:#0000}@property --tw-gradient-via{syntax:"<color>";inherits:false;initial-value:#0000}@property --tw-gradient-to{syntax:"<color>";inherits:false;initial-value:#0000}@property --tw-gradient-stops{syntax:"*";inherits:false}@property --tw-gradient-via-stops{syntax:"*";inherits:false}@property --tw-gradient-from-position{syntax:"<length-percentage>";inherits:false;initial-value:0}@property --tw-gradient-via-position{syntax:"<length-percentage>";inherits:false;initial-value:50%}@property --tw-gradient-to-position{syntax:"<length-percentage>";inherits:false;initial-value:100%}@property --tw-leading{syntax:"*";inherits:false}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-tracking{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-backdrop-blur{syntax:"*";inherits:false}@property --tw-backdrop-brightness{syntax:"*";inherits:false}@property --tw-backdrop-contrast{syntax:"*";inherits:false}@property --tw-backdrop-grayscale{syntax:"*";inherits:false}@property --tw-backdrop-hue-rotate{syntax:"*";inherits:false}@property --tw-backdrop-invert{syntax:"*";inherits:false}@property --tw-backdrop-opacity{syntax:"*";inherits:false}@property --tw-backdrop-saturate{syntax:"*";inherits:false}@property --tw-backdrop-sepia{syntax:"*";inherits:false}@property --tw-duration{syntax:"*";inherits:false}@property --tw-ease{syntax:"*";inherits:false}@keyframes spin{to{transform:rotate(1turn)}}@keyframes ping{75%,to{opacity:0;transform:scale(2)}}@keyframes pulse{50%{opacity:.5}}@keyframes bounce{0%,to{animation-timing-function:cubic-bezier(.8,0,1,1);transform:translateY(-25%)}50%{animation-timing-function:cubic-bezier(0,0,.2,1);transform:none}}