:root{color-scheme:dark;--bg:#111110;--side:#161615;--panel:#1b1b19;--panel2:#22221f;--panel3:#282824;--line:#30302d;--ink:#f1efe9;--muted:#a09d94;--faint:#6d6b65;--accent:#d7b79a;--accent-ink:#171613;--shadow:0 22px 70px #0004;--green:#a5c7a3;--danger:#e3a19c;--r:13px}
:root[data-theme=light]{color-scheme:light;--bg:#f8f7f3;--side:#eeede8;--panel:#fffefa;--panel2:#f0efe9;--panel3:#e8e6df;--line:#dedbd3;--ink:#22211d;--muted:#767169;--faint:#a7a198;--accent:#5e493a;--accent-ink:#fffaf2;--shadow:0 20px 60px #29231613;--green:#356b45;--danger:#b04239}
*{box-sizing:border-box}html{min-height:100%;scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;font-size:14px;-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit}button{cursor:pointer}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--accent);outline-offset:3px}::selection{background:var(--accent);color:var(--accent-ink)}a{color:inherit;text-decoration:none}strong{font-weight:650}h1,h2,h3,h4,p{margin-top:0}h1,h2{letter-spacing:-.045em}h1{font-size:clamp(34px,4vw,56px);font-weight:650;line-height:1.07;margin-bottom:16px}h2{font-size:29px;font-weight:625;line-height:1.13}h3{font-size:18px;font-weight:600}p{line-height:1.65}.muted{color:var(--muted)}.eyebrow{font-size:11px;font-weight:750;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}.faint{color:var(--faint)}.mono{font-family:ui-monospace,"SFMono-Regular",Consolas,monospace;font-variant-numeric:tabular-nums}.wide{width:100%}.bold{font-weight:700}
#app{display:flex;min-height:100vh}.sidebar{background:var(--side);border-right:1px solid var(--line);width:250px;flex-shrink:0;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;z-index:20}.brand{height:90px;display:flex;align-items:center;gap:12px;padding:0 25px;border-bottom:1px solid var(--line)}.brand-emblem{font-family:Georgia,serif;width:40px;height:40px;border:1px solid var(--line);display:grid;place-items:center;font-size:28px;font-weight:600;position:relative;background:var(--panel);border-radius:8px}.brand-dot{height:5px;width:5px;position:absolute;right:8px;top:9px;background:var(--accent);border-radius:100%}.brand-copy{display:flex;flex-direction:column;gap:3px}.brand-copy b{letter-spacing:.15em;font-size:16px}.brand-copy span{font-size:8px;letter-spacing:.13em;font-weight:650;color:var(--muted)}.sidebar-scroll{overflow:auto;flex:1;padding:28px 13px 12px;scrollbar-width:none}.sidebar-scroll::-webkit-scrollbar{display:none}.sidebar-heading{font-size:10px;letter-spacing:.14em;color:var(--faint);font-weight:750;margin:0 16px 12px}.sidebar-heading-secondary{margin-top:30px}.nav-link{width:100%;display:flex;align-items:center;gap:13px;text-align:left;border:0;background:transparent;color:var(--muted);padding:11px 14px;border-radius:8px;font-size:13px;font-weight:600;margin:3px 0;transition:background .18s,color .18s,transform .18s}.nav-link:hover{background:var(--panel2);color:var(--ink);transform:translateX(2px)}.nav-link.active{background:var(--panel3);color:var(--ink)}.nav-link.active .nav-icon{color:var(--accent)}.nav-icon{width:20px;height:20px;display:grid;place-items:center;flex:0 0 auto}.nav-icon svg{height:18px;width:18px;stroke:currentColor;stroke-width:1.7;fill:none;stroke-linecap:round;stroke-linejoin:round}.side-bottom{border-top:1px solid var(--line);padding:20px 24px 24px}.side-progress-label{display:flex;justify-content:space-between;font-size:12px;margin-bottom:10px}.side-progress-label span{color:var(--muted)}.progress-track{height:5px;width:100%;background:var(--panel3);border-radius:20px;overflow:hidden}.progress-track span{display:block;height:100%;background:var(--accent);border-radius:inherit;transition:width .6s}.side-settings{border:0;background:transparent;color:var(--muted);width:100%;text-align:left;display:flex;align-items:center;gap:12px;margin-top:25px;padding:3px 0;font-weight:600}.side-settings:hover{color:var(--ink)}.right-chevron{margin-left:auto}.main-shell{min-width:0;flex:1;display:flex;flex-direction:column}.topbar{height:76px;min-height:76px;padding:0 clamp(20px,4.2vw,65px);display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.top-left,.top-right{display:flex;align-items:center;gap:24px}.breadcrumbs{display:flex;gap:11px;align-items:center;font-size:11px;letter-spacing:.11em;font-weight:700;text-transform:uppercase}.breadcrumbs>span:first-child{color:var(--faint)}.bread-separator{color:var(--faint)}.offline-pill{border:1px solid var(--line);padding:7px 10px;border-radius:30px;color:var(--muted);font-size:10px;font-weight:750;letter-spacing:.07em}.offline-pill::before{content:"";display:inline-block;margin-right:7px;width:6px;height:6px;border-radius:50%;background:var(--green)}.offline-pill.disconnected::before{background:var(--accent)}.top-streak{font-size:12px;color:var(--muted);white-space:nowrap}.icon-button{border:1px solid var(--line);background:var(--panel);color:var(--muted);width:35px;height:35px;border-radius:8px;display:grid;place-items:center;font-size:17px}.icon-button:hover{color:var(--ink);border-color:var(--faint)}.page{width:min(100%,1260px);margin:0 auto;flex:1;padding:clamp(28px,4vw,52px) clamp(20px,4.2vw,65px) 76px;animation:pageIn .35s both}.footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:15px;padding:24px clamp(20px,4.2vw,65px);color:var(--faint);font-size:10px;letter-spacing:.11em;font-weight:700}.dot-sep{margin:0 7px}.mobile-only,.sidebar-close{display:none}
@keyframes pageIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pulseIn{0%{opacity:.2;transform:scale(.96)}100%{opacity:1;transform:scale(1)}}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin:37px 0 18px}.section-head h2{margin:0;font-size:24px}.section-head p{margin:5px 0 0;color:var(--muted)}.section-label{color:var(--muted);font-size:12px}.text-link{background:none;border:0;color:var(--ink);font-weight:650;display:inline-flex;align-items:center;gap:8px;font-size:12px}.text-link:hover{text-decoration:underline;text-underline-offset:5px}.btn{padding:12px 17px;border-radius:8px;border:1px solid var(--line);background:var(--panel2);color:var(--ink);font-weight:650;font-size:12px;display:inline-flex;align-items:center;justify-content:center;gap:9px;transition:transform .15s,background .15s,box-shadow .15s}.btn:hover{transform:translateY(-2px);background:var(--panel3)}.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}.btn.primary:hover{filter:brightness(1.06)}.btn.ghost{background:transparent}.btn.danger{color:var(--danger);border-color:var(--danger)}.btn.sm{padding:8px 11px;font-size:11px}.btn[disabled]{opacity:.35;cursor:not-allowed;transform:none}.btn-row{display:flex;gap:10px;flex-wrap:wrap}.chip{display:inline-flex;align-items:center;border:1px solid var(--line);background:var(--panel);padding:8px 11px;border-radius:6px;color:var(--muted);font-size:11px;font-weight:700;gap:7px}.chip.active{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}.chip:hover:not(.active){color:var(--ink);background:var(--panel2)}.search-field,.field{border:1px solid var(--line);padding:12px 14px;color:var(--ink);background:var(--panel);border-radius:8px;outline:0;min-width:0}.search-field::placeholder,.field::placeholder{color:var(--faint)}.search-field:focus,.field:focus{border-color:var(--accent)}.search-field{width:100%}.form-label{font-weight:650;display:block;margin-bottom:9px;font-size:12px}.divider{height:1px;background:var(--line);margin:20px 0}.flex{display:flex}.space-between{justify-content:space-between}.align-center{align-items:center}.wrap{flex-wrap:wrap}.gap8{gap:8px}.gap12{gap:12px}.gap16{gap:16px}
.hero{border:1px solid var(--line);background:var(--panel);display:grid;grid-template-columns:minmax(0,1.05fr) minmax(260px,.85fr);min-height:344px;overflow:hidden;border-radius:14px}.hero-content{padding:clamp(28px,4vw,48px);display:flex;flex-direction:column;align-items:flex-start;justify-content:center}.hero-content h1{margin:15px 0 16px;max-width:460px}.hero-content p{color:var(--muted);max-width:400px;font-size:14px;margin:0 0 29px}.hero-art{border-left:1px solid var(--line);position:relative;min-height:300px;display:flex;align-items:center;justify-content:center;background:radial-gradient(ellipse at 60% 50%,var(--panel3),var(--panel))}.hero-art .native-line{opacity:.96;transform:rotate(-8deg);color:var(--accent);filter:drop-shadow(0 25px 18px #0002)}.hero-art .native-glyph{width:35px;height:54px}.hero-art::before,.hero-art::after{content:'';position:absolute;inset:35px;border:1px solid var(--line);pointer-events:none}.hero-art::after{inset:63px;border-style:dashed;opacity:.45}.hero-art-caption{position:absolute;bottom:23px;left:0;right:0;text-align:center;letter-spacing:.25em;color:var(--muted);font-size:9px}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:13px;margin-top:16px}.stat{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:20px}.stat .number{font-size:30px;letter-spacing:-.06em;font-weight:650}.stat .label{font-size:12px;margin-top:8px;color:var(--muted)}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.feature-card{background:var(--panel);border:1px solid var(--line);padding:24px;border-radius:10px;display:flex;flex-direction:column;align-items:flex-start;min-height:206px}.feature-icon{height:40px;width:40px;border:1px solid var(--line);background:var(--panel2);border-radius:9px;display:grid;place-items:center;color:var(--accent);font-family:Georgia,serif;font-size:20px}.feature-card h3{margin:20px 0 7px}.feature-card p{color:var(--muted);font-size:12px;margin-bottom:20px}.feature-card .text-link{margin-top:auto}.phrase-spotlight{padding:24px;border:1px solid var(--line);background:var(--panel);border-radius:10px;display:flex;align-items:center;justify-content:space-between;gap:25px}.phrase-spotlight .example{font-size:24px;font-weight:640;letter-spacing:-.025em;margin:7px 0}.phrase-spotlight .native-line{color:var(--accent)}
.page-title{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:30px}.page-title h1{margin:6px 0 8px}.page-title p{color:var(--muted);margin:0}.intro-stat{color:var(--faint);font-size:12px;font-weight:650}.unit{margin:0 0 37px}.unit-label{display:flex;align-items:center;gap:16px;margin-bottom:14px}.unit-label span{font-size:11px;letter-spacing:.14em;color:var(--muted);font-weight:700;white-space:nowrap}.unit-label hr{flex:1;border:0;border-top:1px solid var(--line)}.lesson-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.lesson-card{text-align:left;border:1px solid var(--line);padding:22px;background:var(--panel);border-radius:10px;color:var(--ink);min-height:185px;display:flex;flex-direction:column;align-items:flex-start;transition:transform .2s,border-color .2s,background .2s}.lesson-card:hover{transform:translateY(-3px);border-color:var(--faint);background:var(--panel2)}.lesson-card .lesson-number{font-family:ui-monospace,monospace;color:var(--faint);font-size:11px}.lesson-card h3{margin:25px 0 5px}.lesson-card p{font-size:12px;color:var(--muted);margin:0}.lesson-card .lesson-state{margin-top:auto;padding-top:15px;font-size:11px;display:flex;gap:8px;align-items:center;color:var(--accent);font-weight:700}.lesson-card.finished .lesson-state{color:var(--green)}.lesson-header{max-width:780px}.lesson-header .eyebrow{margin-bottom:20px}.lesson-sample{background:var(--panel);border:1px solid var(--line);padding:28px;border-radius:10px;margin:27px 0}.lesson-sample .large-z{font-size:30px;font-weight:600;letter-spacing:-.025em}.lesson-sample .native-line{margin:10px 0;display:flex;color:var(--accent)}.lesson-sample .native-glyph{height:34px;width:23px}.lesson-note{padding:14px 18px;border-left:2px solid var(--accent);color:var(--muted);background:var(--panel);margin:21px 0;border-radius:0 7px 7px 0;line-height:1.65}.word-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.word-card{border:1px solid var(--line);background:var(--panel);border-radius:8px;padding:16px;min-height:104px}.word-card strong{display:block;font-size:16px;margin-bottom:5px}.word-card small{font-size:12px;color:var(--muted)}.lesson-bottom{border-top:1px solid var(--line);margin-top:28px;padding-top:25px}.quiz-shell{max-width:790px}.quiz-track{display:flex;gap:5px;margin:24px 0 28px}.quiz-track span{height:5px;flex:1;border-radius:6px;background:var(--panel3)}.quiz-track span.done{background:var(--accent)}.quiz-question{font-size:clamp(23px,3vw,34px);line-height:1.25;letter-spacing:-.04em;margin:18px 0 25px}.answer-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.answer{padding:19px;text-align:left;border:1px solid var(--line);background:var(--panel);border-radius:9px;color:var(--ink);font-size:15px;font-weight:600;transition:.18s}.answer:hover:not([disabled]){border-color:var(--accent);background:var(--panel2)}.answer.correct{border-color:var(--green);background:color-mix(in srgb,var(--green) 10%,var(--panel))}.answer.wrong{border-color:var(--danger);background:color-mix(in srgb,var(--danger) 10%,var(--panel))}.answer[disabled]{cursor:default}.feedback{min-height:68px;margin-top:24px;padding:15px 18px;border-radius:8px;border:1px solid var(--line);background:var(--panel);display:flex;align-items:center;justify-content:space-between;gap:16px}.feedback strong{display:block;margin-bottom:4px}.complete-card{background:var(--panel);border:1px solid var(--line);text-align:center;padding:50px 22px;border-radius:12px;max-width:700px}.complete-mark{display:inline-grid;place-items:center;border:1px solid var(--line);border-radius:50%;height:68px;width:68px;font-size:27px;color:var(--green)}.complete-card h2{margin:24px 0 10px}
.dictionary-toolbar{display:flex;gap:12px;align-items:center;margin:20px 0 13px}.dictionary-toolbar .search-field{flex:1}.filter-row{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:22px}.dictionary-list{border:1px solid var(--line);background:var(--panel);border-radius:10px;overflow:hidden}.dict-row{display:grid;grid-template-columns:minmax(140px,.8fr) minmax(140px,1fr) minmax(88px,.5fr) 38px;align-items:center;gap:10px;padding:15px 20px;border-bottom:1px solid var(--line);min-height:65px}.dict-row:last-child{border-bottom:0}.dict-primary{font-size:16px;font-weight:650}.dict-english{font-size:13px;color:var(--muted)}.dict-pos{font-size:11px;color:var(--faint)}.fav-btn{border:0;background:transparent;color:var(--faint);font-size:18px}.fav-btn.active{color:var(--accent)}.pagination{margin-top:20px;display:flex;justify-content:space-between;align-items:center;gap:12px}.empty-state{padding:50px 20px;text-align:center;color:var(--muted)}.subtle-note{font-size:12px;color:var(--muted)}
.alphabet-header{padding:28px;border:1px solid var(--line);background:var(--panel);border-radius:12px;display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:25px}.alphabet-header .native-line{color:var(--accent)}.alphabet-header .native-glyph{width:29px;height:43px}.alphabet-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:11px}.glyph-card{background:var(--panel);border:1px solid var(--line);border-radius:10px;min-height:150px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--ink);padding:18px;transition:transform .18s,border-color .18s}.glyph-card:hover{border-color:var(--accent);transform:translateY(-3px)}.glyph-card .native-glyph{height:65px;width:48px;color:var(--accent)}.glyph-card .native-line{margin-bottom:12px}.glyph-card strong{font-size:18px}.glyph-card small{color:var(--muted);margin-top:5px;font-family:ui-monospace,monospace}.native-line{display:inline-flex;align-items:center;flex-wrap:wrap;vertical-align:middle;gap:0}.native-glyph{display:inline-block;height:30px;width:19px;flex-shrink:0}.native-space{display:inline-block;width:11px;height:1px}.native-dash{display:inline-block;margin:0 1px;font-size:22px}.native-punct{font-size:20px;padding:0 1px}
.grammar-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:25px}.grammar-sidebar{position:sticky;top:18px;align-self:start;display:flex;flex-direction:column;gap:4px}.grammar-link{border:0;background:transparent;color:var(--muted);padding:10px 12px;text-align:left;border-radius:7px;font-size:12px;font-weight:600}.grammar-link:hover,.grammar-link.active{background:var(--panel2);color:var(--ink)}.grammar-section{border:1px solid var(--line);border-radius:10px;background:var(--panel);margin-bottom:12px;scroll-margin-top:15px}.grammar-toggle{width:100%;display:flex;align-items:center;justify-content:space-between;text-align:left;padding:23px 24px;background:none;border:0;color:var(--ink);gap:15px}.grammar-toggle h3{margin:5px 0 0}.grammar-toggle .chev{font-size:20px;color:var(--muted)}.grammar-body{padding:0 24px 24px;color:var(--muted);font-size:13px;line-height:1.8}.grammar-body p{margin:0 0 18px}.example-line{padding:12px 0;display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line)}.example-line span:first-child{color:var(--ink);font-weight:600}.example-line span:last-child{text-align:right}
.number-layout{display:grid;grid-template-columns:1fr 1fr;gap:20px}.number-converter{border:1px solid var(--line);border-radius:12px;background:var(--panel);padding:28px;grid-column:1/-1}.number-input{font-size:clamp(32px,6vw,55px);letter-spacing:-.05em;width:100%;border:0;border-bottom:1px solid var(--line);background:transparent;color:var(--ink);padding:16px 0 20px;outline:0;font-weight:700}.number-output{font-size:28px;font-weight:640;margin:23px 0 7px;word-break:break-word;text-transform:capitalize}.number-converter .native-line{color:var(--accent);padding-top:12px}.number-table{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.num-card{padding:22px 10px;text-align:center;border:1px solid var(--line);background:var(--panel);border-radius:9px}.num-card .digit{font-size:30px;font-weight:700}.num-card .label{font-size:12px;color:var(--muted);margin:7px 0}.num-card .native-glyph{color:var(--accent);height:42px;width:30px}.rule-panel{border:1px solid var(--line);background:var(--panel);padding:25px;border-radius:10px;margin-top:17px}.rule-panel h3{margin-bottom:13px}.rule-panel p{color:var(--muted);margin-bottom:10px}.number-examples{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.number-example{padding:12px;border:1px solid var(--line);border-radius:7px}.number-example span{display:block;color:var(--muted);font-size:11px}.number-example strong{margin-top:4px;display:block}
.phrase-card{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px 22px;border-bottom:1px solid var(--line)}.phrase-card:last-child{border-bottom:0}.phrase-card h3{margin:0 0 6px;font-size:17px}.phrase-card p{font-size:12px;color:var(--muted);margin:0}.phrase-card .native-line{color:var(--accent);margin-top:7px}.phrase-list{border:1px solid var(--line);background:var(--panel);border-radius:10px;overflow:hidden}
.practice-tabs{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:24px}.practice-stage{border:1px solid var(--line);background:var(--panel);border-radius:13px;padding:clamp(22px,4vw,35px)}.flash-card{border:1px solid var(--line);border-radius:10px;background:var(--panel2);display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:310px;padding:30px;text-align:center;cursor:pointer;transition:transform .2s,background .2s}.flash-card:hover{transform:translateY(-2px)}.flash-card .foreign{font-size:clamp(33px,5vw,53px);letter-spacing:-.05em;font-weight:700}.flash-card .native-line{color:var(--accent);margin-top:14px}.flash-card .card-prompt{color:var(--muted);font-size:12px;margin-bottom:30px}.flash-card .card-hint{color:var(--muted);font-size:12px;margin-top:25px}.rating-buttons{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin-top:16px}.rating-buttons .btn{padding:15px 8px}.practice-mini{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:16px;font-size:12px;color:var(--muted)}.builder-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin:18px 0 26px}.builder-grid select{width:100%;cursor:pointer}.builder-output{background:var(--panel2);border:1px solid var(--line);padding:24px;border-radius:9px}.builder-output h3{margin:12px 0 8px;font-size:25px;line-height:1.3}.builder-output p{color:var(--muted);margin:0 0 12px}.builder-output .native-line{color:var(--accent)}.toggle-switch{display:flex;align-items:center;gap:10px;cursor:pointer;font-size:12px;color:var(--muted)}.toggle-switch input{accent-color:var(--accent)}
.settings-card{border:1px solid var(--line);background:var(--panel);padding:26px;border-radius:11px;margin-bottom:14px}.settings-card h3{margin:0 0 10px}.settings-card p{color:var(--muted);font-size:12px}.settings-card .btn-row{margin-top:20px}.settings-card code{font-size:12px;background:var(--panel3);padding:3px 6px;border-radius:5px}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%,20px);padding:14px 20px;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:9px;color:var(--ink);background:var(--panel3);opacity:0;pointer-events:none;transition:.2s;z-index:1000;font-size:13px}.toast.show{opacity:1;transform:translate(-50%,0)}.modal-backdrop{position:fixed;inset:0;background:#000a;z-index:99;display:grid;place-items:center;padding:20px}.modal{background:var(--panel);border:1px solid var(--line);border-radius:12px;max-width:470px;width:100%;padding:28px;box-shadow:var(--shadow);animation:pulseIn .15s ease-out}.modal p{color:var(--muted)}.modal-title-row{display:flex;align-items:center;justify-content:space-between}.modal-title-row h2{margin:0}.modal .native-line{color:var(--accent);margin:20px 0}.modal .native-glyph{width:48px;height:65px}.modal-close{float:right}.section-footnote{margin:25px 0;color:var(--faint);font-size:12px}.references{color:var(--muted);font-size:12px;margin-top:25px}.references a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
@media(max-width:1150px){.lesson-grid,.feature-grid{grid-template-columns:repeat(2,1fr)}.word-grid{grid-template-columns:repeat(3,1fr)}.alphabet-grid{grid-template-columns:repeat(5,1fr)}}
@media(max-width:900px){.sidebar{position:fixed;transform:translateX(-100%);transition:transform .25s;width:276px;box-shadow:var(--shadow)}.sidebar.open{transform:translateX(0)}.sidebar-close,.mobile-only{display:grid}.sidebar-close{margin-left:auto}.scrim:not([hidden]){display:block;position:fixed;inset:0;background:#0009;z-index:19}.hero{grid-template-columns:1fr .65fr}.hero-art{min-height:260px}.hero-art .native-glyph{width:28px;height:42px}.topbar{height:68px;min-height:68px}.top-left{gap:12px}}
@media(max-width:660px){.page{padding:27px 18px 55px}.topbar{padding:0 18px}.top-right{gap:10px}.top-streak{display:none}.breadcrumbs{font-size:10px}.offline-pill{font-size:9px;padding:6px 8px}.hero{grid-template-columns:1fr}.hero-content{padding:30px 26px}.hero-content h1{font-size:41px}.hero-art{min-height:165px;border-left:0;border-top:1px solid var(--line)}.hero-art .native-glyph{width:29px;height:40px}.hero-art::before{inset:18px}.hero-art::after{inset:32px}.hero-art-caption{bottom:12px}.stat-grid{grid-template-columns:repeat(2,1fr)}.stat{padding:19px}.feature-grid{grid-template-columns:1fr}.feature-card{min-height:175px;padding:21px}.section-head{align-items:center}.section-head h2{font-size:21px}.phrase-spotlight{align-items:flex-start;flex-direction:column}.lesson-grid{grid-template-columns:1fr}.lesson-card{min-height:155px}.lesson-card h3{margin-top:18px}.word-grid{grid-template-columns:repeat(2,1fr)}.alphabet-grid{grid-template-columns:repeat(3,1fr)}.alphabet-header{flex-direction:column;align-items:flex-start;padding:23px}.grammar-layout{grid-template-columns:1fr}.grammar-sidebar{position:static;flex-direction:row;overflow:auto;scrollbar-width:none}.grammar-link{white-space:nowrap}.dict-row{grid-template-columns:minmax(100px,.85fr) minmax(100px,1fr) 26px;padding:13px 12px}.dict-pos{display:none}.dict-primary{font-size:14px}.dict-english{font-size:12px}.number-layout{grid-template-columns:1fr}.number-table{grid-template-columns:repeat(5,1fr);gap:6px}.num-card{padding:14px 2px}.num-card .digit{font-size:25px}.num-card .native-glyph{width:22px;height:32px}.number-examples{grid-template-columns:1fr}.answer-grid{grid-template-columns:1fr}.builder-grid{grid-template-columns:1fr}.page-title{align-items:flex-start}.footer{padding:22px 18px}.footer span:last-child{display:none}.phrase-card{padding:17px 15px}.phrase-card h3{font-size:15px}.rating-buttons{grid-template-columns:1fr}.feedback{align-items:flex-start;flex-direction:column}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}