@import "https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700;900&family=Noto+Sans+KR:wght@400;500;700;900&display=swap";:root{--bg:#f7f4f0;--surface:#fff;--surface-2:#ede5dc;--surface-hover:#f1ece7;--text:#171516;--text-2:#5b595a;--text-muted:#817b78;--border:#d5cdc4;--border-strong:#beb5ac;--primary:#8e2f32;--primary-hover:#7b262a;--primary-active:#6f1e22;--on-primary:#fff;--accent:#d95b45;--accent-hover:#c94d39;--on-accent:#fff;--secondary:#5b9fc9;--secondary-hover:#4b91bd;--on-secondary:#fff;--card:#fff;--input:#fff;--input-border:#cfc5bb;--link:#397fae;--link-hover:#2e6d98;--selected:#e5f1f8;--selected-border:#5b9fc9;--shadow:#17151614;--success:#4f9d73;--success-bg:#e8f4ed;--on-success:#fff;--error:#c0392f;--error-bg:#fbeae7;--warning:#c98a2e}[data-theme=dark]{--bg:#141213;--surface:#1d1a1b;--surface-2:#262223;--surface-hover:#302b2c;--text:#f3eee9;--text-2:#c9c0b8;--text-muted:#9c9490;--border:#3a3536;--border-strong:#514a4c;--primary:#b5474b;--primary-hover:#c65a5d;--primary-active:#98363a;--on-primary:#fff;--accent:#f07a63;--accent-hover:#fa8c75;--on-accent:#1a1414;--secondary:#72b6de;--secondary-hover:#86c4e8;--on-secondary:#101517;--card:#1d1a1b;--input:#221f20;--input-border:#433d3e;--link:#72b6de;--link-hover:#93cbea;--selected:#1d3543;--selected-border:#72b6de;--shadow:#00000059;--success:#6fc18f;--success-bg:#193527;--on-success:#101a14;--error:#e4695e;--error-bg:#3a2320;--warning:#e0ac5c}html,body,#root{min-height:100%;margin:0}html{background:var(--bg);scrollbar-width:none;-ms-overflow-style:none}html::-webkit-scrollbar{width:0;height:0;display:none}body::-webkit-scrollbar{width:0;height:0;display:none}body{background:var(--bg);min-width:320px;color:var(--text);-webkit-font-smoothing:antialiased;font-family:Noto Sans KR,Noto Sans JP,system-ui,sans-serif}#root{min-height:100dvh}*,:before,:after{box-sizing:border-box}button,input{font:inherit}button{cursor:pointer}a{color:var(--link);text-decoration:none}a:hover{color:var(--link-hover)}:focus-visible{outline:3px solid var(--secondary);outline-offset:2px}@keyframes pop{0%{transform:scale(.94)}60%{transform:scale(1.03)}to{transform:scale(1)}}@keyframes shake{0%,to{transform:translate(0)}20%{transform:translate(-7px)}40%{transform:translate(6px)}60%{transform:translate(-4px)}80%{transform:translate(3px)}}@keyframes rise{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}@keyframes fadein{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.app-shell{background:var(--bg);min-height:100dvh;display:flex;position:relative}.app-sidebar{background:var(--surface);border-right:1px solid var(--border);flex-direction:column;flex:0 0 252px;gap:26px;width:252px;height:100vh;padding:24px 18px;display:flex;position:sticky;top:0}.app-main{flex-direction:column;flex:1;min-width:0;display:flex}.mobile-profile-button{top:calc(16px + env(safe-area-inset-top));z-index:10;border:1px solid var(--border);background:var(--surface-2);width:34px;height:34px;color:var(--text-2);border-radius:50%;place-items:center;padding:0;font-size:14px;font-weight:700;display:grid;position:absolute;right:16px}.page{width:100%;min-height:100dvh;padding:28px 16px 108px}.page--wide{max-width:1000px;margin:0 auto}.page--large{max-width:960px;margin:0 auto}.page--medium{max-width:900px;margin:0 auto}.page--narrow{max-width:760px;margin:0 auto}.mobile-nav{z-index:20;padding:6px 8px calc(6px + env(safe-area-inset-bottom));background:var(--surface);border-top:1px solid var(--border);justify-content:space-around;align-items:flex-end;display:flex;position:fixed;bottom:0;left:0;right:0}.primary-button{transition:transform .12s,box-shadow .12s}.surface-button{transition:background .14s}.quiz-option{transition:background .14s,border-color .14s,transform .14s}.primary-button{background:var(--primary);color:var(--on-primary);box-shadow:0 3px 0 var(--primary-active);border:0;border-radius:16px}.primary-button:hover{background:var(--primary-hover)}.primary-button:active{box-shadow:0 0 0 var(--primary-active);transform:translateY(3px)}.surface-button{border:1px solid var(--border-strong);background:var(--surface);color:var(--text);border-radius:16px}.surface-button:hover{background:var(--surface-hover)}.surface-button:active,.quiz-option:active{transform:translateY(2px)}.quiz-option:hover{border-color:var(--border-strong)}.quiz-feedback{margin-top:26px;animation:.18s rise;position:sticky;bottom:0}.modal-overlay{z-index:50;background:#17151673;place-items:center;padding:20px;animation:.14s fadein;display:grid;position:fixed;inset:0}.modal-dialog{background:var(--surface);border:1px solid var(--border);width:100%;max-width:420px;box-shadow:0 12px 40px var(--shadow);border-radius:20px;flex-direction:column;gap:10px;padding:26px 24px 20px;animation:.18s rise;display:flex}.auto-fit-grid{gap:12px;display:grid}.auto-fit-grid--metrics{grid-template-columns:repeat(auto-fit,minmax(110px,1fr))}.auto-fit-grid--tiles{grid-template-columns:repeat(auto-fit,minmax(160px,1fr))}.auto-fit-grid--sets{grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}.auto-fit-grid--words{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}.controls-row{flex-wrap:wrap;gap:12px;display:flex}.controls-row>*{flex:180px}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}