:root{--color-bg:#faf8f5;--color-text:#2c2825;--color-text-secondary:#6b635a;--color-text-muted:#9a928a;--color-text-hint:#b5ada4;--color-text-dark:#4a453e;--color-border:#e8e3dc;--color-border-input:#e0dbd4;--color-border-light:#ddd7cf;--color-surface:#fff;--color-surface-alt:#eee9e2;--color-surface-warm:#f5f2ed;--color-dot:#d0cbc4;--color-blue:#1a73a7;--color-orange:#c96a2b;--color-amber:#d4883a;--color-green:#2d8659;--color-grey:#8a8279;--font-body:"Outfit", sans-serif;--font-heading:"Outfit", sans-serif;--font-serif:"Source Serif 4", serif;--content-max-width:760px;--page-padding:24px;--header-height:64px;--card-padding-v:32px;--card-padding-h:36px;--card-padding-bottom:28px;--sentence-font-size:22px;--sentence-line-height:2.2;--radius-card:16px;--radius-input:10px;--radius-btn:8px;--radius-chip:20px;--radius-small:6px;--logo-verb:#3b6b9e;--logo-particle:#d4854a}@media (width<=640px){:root{--page-padding:14px;--header-height:56px;--card-padding-v:22px;--card-padding-h:18px;--card-padding-bottom:18px;--sentence-font-size:19px;--sentence-line-height:2}}@font-face{font-family:Outfit;font-style:normal;font-weight:300;font-display:swap;src:url(/practice/fonts/outfit-v15-latin-300.woff2)format("woff2")}@font-face{font-family:Outfit;font-style:normal;font-weight:400;font-display:swap;src:url(/practice/fonts/outfit-v15-latin-regular.woff2)format("woff2")}@font-face{font-family:Outfit;font-style:normal;font-weight:500;font-display:swap;src:url(/practice/fonts/outfit-v15-latin-500.woff2)format("woff2")}@font-face{font-family:Outfit;font-style:normal;font-weight:600;font-display:swap;src:url(/practice/fonts/outfit-v15-latin-600.woff2)format("woff2")}@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:300;font-display:swap;src:url(/practice/fonts/source-serif-4-v14-latin-300.woff2)format("woff2")}@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:400;font-display:swap;src:url(/practice/fonts/source-serif-4-v14-latin-regular.woff2)format("woff2")}@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:600;font-display:swap;src:url(/practice/fonts/source-serif-4-v14-latin-600.woff2)format("woff2")}@font-face{font-family:"Source Serif 4";font-style:italic;font-weight:300;font-display:swap;src:url(/practice/fonts/source-serif-4-v14-latin-300italic.woff2)format("woff2")}@font-face{font-family:"Source Serif 4";font-style:italic;font-weight:400;font-display:swap;src:url(/practice/fonts/source-serif-4-v14-latin-italic.woff2)format("woff2")}@keyframes fadeInUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes flashCorrect{0%{border-color:var(--color-border);box-shadow:0 1px 3px #0000000a}15%{border-color:var(--color-blue);box-shadow:0 0 16px #1a73a72e}to{border-color:var(--color-border);box-shadow:0 1px 3px #0000000a}}@keyframes flashIncorrect{0%{border-color:var(--color-border);box-shadow:0 1px 3px #0000000a}15%{border-color:var(--color-orange);box-shadow:0 0 16px #c96a2b2e}to{border-color:var(--color-border);box-shadow:0 1px 3px #0000000a}}@keyframes flashAlternative{0%{border-color:var(--color-border);box-shadow:0 1px 3px #0000000a}15%{border-color:var(--color-grey);box-shadow:0 0 16px #8a827929}to{border-color:var(--color-border);box-shadow:0 1px 3px #0000000a}}@keyframes shakeGap{0%,to{transform:translate(0)}15%{transform:translate(-6px)}30%{transform:translate(5px)}45%{transform:translate(-4px)}60%{transform:translate(3px)}75%{transform:translate(-1px)}}@keyframes deltaUp{0%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-14px)}}@keyframes deltaDown{0%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(14px)}}@keyframes sentenceEnter{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}*,:before,:after{box-sizing:border-box}body{background:var(--color-bg);color:var(--color-text);font-family:var(--font-body);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0}