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kk-rise{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}.kk-settle{animation:kk-settle var(--dur-slow) var(--ease-out) both}@keyframes kk-settle{0%{outline:0 solid color-mix(in srgb, var(--teal-500) 45%, transparent)}to{outline:14px solid color-mix(in srgb, var(--teal-500) 0%, transparent)}}.kk-nudge{animation:kk-nudge .28s var(--ease-in-out) both}@keyframes kk-nudge{0%,to{transform:none}25%{transform:translate(-4px)}50%{transform:translate(4px)}75%{transform:translate(-2px)}}.kk-reward{animation:kk-reward var(--dur-slow) var(--ease-reward) both;display:inline-block}@keyframes kk-reward{0%{opacity:0;transform:scale(.6)}to{opacity:1;transform:scale(1)}}.kk-slide-in{animation:kk-slide-in var(--dur-base) var(--ease-out) both}@keyframes kk-slide-in{0%{opacity:0;transform:translate(24px)}to{opacity:1;transform:none}}.kk-bar-fade{transition:opacity var(--dur-base) var(--ease-out), visibility var(--dur-base)}.kk-bar-fade[data-hidden]{opacity:0;visibility:hidden}.kk-bar-line{--kk-bar-line-inset:calc(var(--border-tile) + var(--space-2));inset-inline:calc(var(--gutter-mobile) + var(--kk-bar-line-inset));position:absolute;bottom:0}@media (min-width:768px){.kk-bar-line{inset-inline:calc(var(--gutter-desktop) + var(--kk-bar-line-inset))}}@media (prefers-reduced-motion:reduce){.kk-bar-fade{transition:none}}.kk-path-node{transition:background-color var(--dur-slow) var(--ease-out), border-color var(--dur-slow) var(--ease-out), color var(--dur-slow) var(--ease-out)}.kk-path-rail,.kk-path-row{transition:background-color var(--dur-slow) var(--ease-out)}[data-replay=before] .kk-path-node,[data-replay=before] .kk-path-rail,[data-replay=before] .kk-path-row,[data-replay=before] [role=progressbar]>div>div{transition:none!important}@media (prefers-reduced-motion:reduce){.kk-rise,.kk-settle,.kk-nudge,.kk-reward,.kk-slide-in{animation:none}.kk-path-node,.kk-path-rail,.kk-path-row{transition:none}}.kk-node-lift{transition:transform var(--dur-fast) var(--ease-out);display:block}.kk-node:active .kk-node-lift,.kk-node-lift[data-pending]{transform:translateY(var(--press-travel))}.kk-node:active .kk-node-face,.kk-node-lift[data-pending] .kk-node-face{background:var(--node-press);transition-duration:var(--dur-fast)}.kk-tabbar-dock{width:100%;max-width:var(--kk-column,var(--content-max));padding:var(--space-1);background:var(--surface-card);border:1px solid var(--border-subtle);border-radius:var(--radius-full);box-shadow:var(--shadow-lg);margin-inline:auto}.kk-tab{border-radius:var(--radius-full);transition:color var(--dur-base) var(--ease-out), background-color var(--dur-fast) var(--ease-out)}.kk-tab[aria-current=page]{background:var(--state-selected-bg)}.kk-tab:active{background:var(--sand-100)}.kk-tab-inner{transition:opacity var(--dur-fast) var(--ease-out)}.kk-tab-inner[data-pending]{opacity:.55}.kk-linkrow{transition:background-color var(--dur-fast) var(--ease-out)}.kk-linkrow:hover{background:var(--sand-50)}.kk-linkrow:active{background:var(--sand-100)}.kk-press{text-align:start;width:100%;font:inherit;color:inherit;cursor:pointer;-webkit-user-select:none;user-select:none;transition:background-color var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);background:0 0;border:none;align-items:center;display:flex}.kk-press[data-surface]{gap:var(--space-4);padding:var(--space-5) var(--space-6);background:var(--surface-card);border:1px solid var(--border-subtle);border-radius:var(--radius-xl)}.kk-press:hover{background:var(--sand-50)}.kk-press:active{background:var(--sand-100);transform:translateY(var(--press-travel))}.kk-chapter{border-radius:var(--radius-xl);border:var(--border-tile) solid var(--border-brand);overflow:clip}.kk-chapter-lid{padding:var(--space-5) var(--space-6);background:var(--surface-brand);-webkit-user-select:none;user-select:none;transition:background-color var(--dur-fast) var(--ease-out);text-decoration:none;display:block}.kk-chapter-lid:hover,.kk-chapter-lid:active{background:var(--press-brand)}.kk-chapter-lid:focus-visible{box-shadow:inset 0 0 0 3px var(--text-inverse);outline:none}.kk-chapter-body{padding:var(--space-2)}.kk-chapter-body .kk-press[data-surface]{border-radius:var(--radius-lg)}.kk-press:focus-visible{box-shadow:var(--ring-focus);outline:none}@media (prefers-reduced-motion:reduce){.kk-press,.kk-node-lift{transition:none}}.kk-skeleton-group{animation:kk-skeleton-appear var(--dur-base) var(--ease-out) var(--dur-fast) both}@keyframes kk-skeleton-appear{0%{opacity:0}to{opacity:1}}.kk-skeleton{background:var(--ink-900)}@supports (color:color-mix(in lab, red, red)){.kk-skeleton{background:color-mix(in srgb, var(--ink-900) 9%, transparent)}}.kk-skeleton{animation:kk-skeleton-pulse 1.6s var(--ease-in-out) infinite}@keyframes kk-skeleton-pulse{0%,to{opacity:1}50%{opacity:.5}}@media (prefers-reduced-motion:reduce){.kk-skeleton-group,.kk-skeleton{animation:none}}.kk-flag{transition:background-color var(--dur-fast) var(--ease-out)}.kk-flag[data-tone=wrong]:hover,.kk-flag[data-tone=wrong]:active{background:var(--red-300)}@supports (color:color-mix(in lab, red, red)){.kk-flag[data-tone=wrong]:hover,.kk-flag[data-tone=wrong]:active{background:color-mix(in srgb, var(--red-300) 35%, transparent)}}.kk-flag[data-tone=correct]:hover,.kk-flag[data-tone=correct]:active{background:var(--teal-500)}@supports (color:color-mix(in lab, red, red)){.kk-flag[data-tone=correct]:hover,.kk-flag[data-tone=correct]:active{background:color-mix(in srgb, var(--teal-500) 18%, transparent)}}.kk-flag:focus-visible{box-shadow:var(--ring-focus);outline:none}.kk-choice-row:has(input:focus-visible){box-shadow:var(--ring-focus);outline:none}.kk-sheet{box-sizing:border-box;width:100%;max-width:var(--lesson-max,560px);max-height:calc(100dvh - var(--space-12));padding:var(--space-5) var(--space-5) calc(var(--space-6) + env(safe-area-inset-bottom,0px));overscroll-behavior:contain;border-radius:var(--radius-xl) var(--radius-xl) 0 0;background:var(--surface-card);color:var(--text-default);box-shadow:var(--shadow-lg);border:0;margin:auto auto 0;overflow-y:auto}html:has(.kk-sheet[open]){overflow:hidden}.kk-sheet[open]{animation:kk-sheet-in var(--dur-slow) var(--ease-out)}.kk-sheet::backdrop{background:var(--ink-900)}@supports (color:color-mix(in lab, red, red)){.kk-sheet::backdrop{background:color-mix(in srgb, var(--ink-900) 42%, transparent)}}@keyframes kk-sheet-in{0%{transform:translateY(var(--space-10));opacity:0}}@media (prefers-reduced-motion:reduce){.kk-sheet[open]{animation:none}}.kk-admin{grid-template-rows:auto 1fr;height:100dvh;display:grid;overflow:hidden}.kk-admin-aside{align-items:center;gap:var(--space-3);padding:var(--space-2) var(--gutter-mobile);border-block-end:1px solid var(--border-subtle);scrollbar-width:none;display:flex;overflow-x:auto}.kk-admin-logo{height:32px;display:block}.kk-admin-nav{gap:var(--space-1);display:flex}.kk-admin-nav>*{white-space:nowrap}.kk-admin-wide{display:none!important}.kk-admin-content{padding:var(--space-5) var(--gutter-mobile) var(--space-12)}@media (min-width:768px){.kk-admin{grid-template-rows:none;grid-template-columns:244px 1fr}.kk-admin-aside{align-items:stretch;gap:var(--space-6);padding:var(--space-5) var(--space-4);border-block-end:none;border-inline-end:1px solid var(--border-subtle);flex-direction:column;overflow:visible auto}.kk-admin-logo{height:46px}.kk-admin-nav{flex-direction:column}.kk-admin-wide{display:revert!important}.kk-admin-content{padding:var(--space-8) var(--gutter-desktop) var(--space-12)}}@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-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-ordinal{syntax:"*";inherits:false}@property --tw-slashed-zero{syntax:"*";inherits:false}@property --tw-numeric-figure{syntax:"*";inherits:false}@property --tw-numeric-spacing{syntax:"*";inherits:false}@property --tw-numeric-fraction{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-outline-style{syntax:"*";inherits:false;initial-value:solid}@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-ease{syntax:"*";inherits:false}