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0;border-radius:6px;font-size:13px;display:inline-flex}.tag.warn{color:var(--bad);background:#fdecec}.followups textarea{width:100%;padding:10px var(--s3);border:1px solid var(--line-strong);border-radius:var(--r-sm);font:inherit}.bubble{padding:var(--s3) 14px;border-radius:var(--r-md);margin:var(--s2) 0;white-space:pre-wrap;line-height:1.6}.bubble.user{background:var(--accent-soft);margin-left:var(--s6)}.bubble.assistant{margin-right:var(--s6);background:#f1f3f5}.actions{gap:var(--s2);margin-top:var(--s3);flex-wrap:wrap;align-items:center;display:flex}.actions a{padding:0 var(--s1);color:var(--accent);align-items:center;display:inline-flex}button.collected{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}button.link{padding:0 var(--s1);color:var(--accent);background:0 0;border:none}.toast{justify-content:space-between;align-items:center;gap:var(--s2);color:#fff;padding:var(--s1) var(--s1) var(--s1) var(--s3);border-radius:var(--r-md);background:#2b2b2b;display:flex}.toast button.link{color:#ffd8a8}.note{white-space:pre-wrap;border-radius:var(--r-sm);padding:var(--s2) var(--s3);background:#f8f9fa;font-size:15px}.export{gap:var(--s2);margin:var(--s2) 0 var(--s4);display:flex}a.button{min-height:var(--hit);border:1px solid var(--line-strong);background:var(--card);border-radius:var(--r-sm);padding:0 var(--s4);color:var(--ink);align-items:center;gap:6px;text-decoration:none;display:inline-flex}.chips{gap:var(--s2);flex-wrap:wrap;display:flex}.chip{min-height:32px;padding:5px var(--s3);font-size:var(--t-sm);border-radius:999px;position:relative}.chip:after{content:"";position:absolute;inset:-4px 0}.review .shot{object-fit:contain;border-radius:var(--r-md);background:#000;width:100%;max-height:35vh}.flash .subtitle{margin:var(--s3) 0}.review button.big{min-height:56px;font-weight:700}.ratings{gap:var(--s2);margin-top:var(--s4);padding-top:var(--s4);border-top:1px solid var(--line);grid-template-columns:repeat(4,1fr);display:grid}.ratings button{min-height:56px;padding:var(--s3) var(--s1);font-size:var(--t-md);white-space:nowrap}.ratings .again{border-color:var(--bad);color:var(--bad)}.ratings .good{border-color:var(--ok);color:var(--ok)}.ratings .easy{border-color:var(--info);color:var(--info)}.followups select{margin-left:var(--s1);font:inherit;border-radius:var(--r-sm);min-height:36px}.review .shot.blurred{filter:blur(10px);transform:scale(1.02)}.answer .head{align-items:center;gap:var(--s2);margin-top:var(--s3);flex-wrap:wrap;display:flex}.answer .word{font-size:var(--t-xl);letter-spacing:-.01em;font-weight:700;line-height:1.25}.model-switcher>button{gap:var(--s1);max-width:58vw}.model-switcher .label{text-overflow:ellipsis;white-space:nowrap;min-width:0;overflow:hidden}.model-switcher.error{align-items:center;gap:var(--s1);color:var(--bad);display:inline-flex}.lang-row{gap:var(--s2);margin:var(--s2) 0;grid-template-columns:6.5rem 1fr auto;align-items:center;display:grid}.lang-row select{font:inherit;min-height:var(--hit);padding:0 var(--s1);border:1px solid var(--line-strong);border-radius:var(--r-sm);background:var(--card);width:100%}.lang-row .field{min-width:0;margin:0}.me form.card>button{margin:var(--s1) var(--s2) 0 0}.password-field{position:relative}.password-field .field{padding-right:52px}button.icon,.password-field .eye,button.speak,.form-actions button.clear{min-width:var(--hit);min-height:var(--hit);background:0 0;border:none;justify-content:center;align-items:center;padding:0;line-height:1;display:inline-flex}.password-field .eye{font-size:20px;position:absolute;top:50%;right:2px;transform:translateY(-50%)}.suggestions{gap:var(--s2);margin:var(--s3) 0 0;flex-wrap:wrap;display:flex}.suggestions .chip{text-align:left;background:var(--accent-soft);color:var(--ink);border-color:#0000;justify-content:flex-start}button.back{min-height:var(--hit);background:0 0;border:none;padding:0}.toast.floating{left:50%;bottom:calc(4.5rem + env(safe-area-inset-bottom));width:calc(100% - 2 * var(--s4));max-width:calc(var(--app-width) - 2 * var(--s4));z-index:20;position:fixed;transform:translate(-50%);box-shadow:0 6px 20px #0003}.section-head{justify-content:space-between;align-items:center;gap:var(--s2);margin:var(--s5) 0 var(--s2);display:flex}.section-head h2{margin:0}.earlier ul{margin:var(--s2) 0 0;padding-left:1.1rem}.earlier li{margin:var(--s1) 0}.earlier li button.link{margin-left:var(--s2);font-size:var(--t-sm)}button.speak{margin:-10px -6px;font-size:17px}.form-actions{align-items:center;gap:var(--s2);margin-top:var(--s2);display:flex}.due-badge{min-width:18px;margin-left:var(--s1);background:var(--bad);color:#fff;text-align:center;vertical-align:top;border-radius:999px;padding:0 5px;font-size:11px;font-weight:600;line-height:18px;display:inline-block}.kbd-hint{margin-left:var(--s1);opacity:.7;font-size:.75em}@media (hover:none){.kbd-hint{display:none}}@media (width<=480px){.lang-row{grid-template-columns:5.4rem 1fr auto}.lang-row select{font-size:15px}.lang-row>button{padding:0 var(--s3)}.bubble.user,.bubble.assistant{margin-left:0;margin-right:0}}.form-actions button.clear{font-size:22px}.text-lookup{gap:var(--s2);margin:var(--s1) 0 var(--s2);display:flex}.text-lookup .field{flex:1;min-width:0;margin:0}.text-lookup button{padding:0 var(--s5);flex:none}.queue-item .thumb-text{border-radius:var(--r-sm);background:var(--accent-soft);flex:none;justify-content:center;align-items:center;width:88px;height:56px;font-size:26px;display:flex}.typed-source{align-items:flex-start;gap:var(--s3);background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:var(--s3) var(--s4);word-break:break-word;font-size:17px;display:flex}.typed-source svg{color:var(--muted);flex:none;margin-top:4px}.typed-source small{font-size:var(--t-xs);display:block}.login-title{align-items:center;gap:10px;display:flex}.group-label{color:var(--muted);letter-spacing:.04em;margin:var(--s5) 0 6px;font-size:13px;font-weight:600}.capture>.group-label:first-child{margin-top:var(--s2)}.with-icon{align-items:center;gap:6px;display:flex}small.with-icon{display:inline-flex}.notice{align-items:center;gap:var(--s2);display:flex}.card.source{padding:20px}.eyebrow{color:var(--muted);letter-spacing:.04em;margin-bottom:6px;font-size:13px;font-weight:600}.card.source .subtitle{margin:0}.vocab .def{font-weight:700}.why{align-items:flex-start;gap:var(--s2);font-size:15px;line-height:1.65;display:flex}.why svg{color:#b45309;flex:none;margin-top:5px}.card.followups{background:#fbf9f5}.empty-state{text-align:center;color:var(--muted);padding:var(--s6) 20px;margin:var(--s4) 0;border:1px dashed var(--line-strong);border-radius:var(--r-md);flex-direction:column;align-items:center;gap:6px;display:flex}.empty-state p{margin:0}.empty-state .empty-title{color:var(--ink);margin-top:var(--s1);font-weight:600}.loading{justify-content:center;align-items:center;gap:var(--s2);color:var(--muted);margin:var(--s6) 0;display:flex}.spin{animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@media (prefers-reduced-motion:reduce){.spin{animation:none}}.state-error{color:var(--bad);border-radius:var(--r-md);padding:var(--s4);margin:var(--s4) 0;background:#fdecec;border:1px solid #f3c4c4}.state-error p{margin:0 0 var(--s3);align-items:flex-start}.state-error svg{flex:none;margin-top:3px}:lang(ja){font-family:var(--font-ja)}:lang(ko){font-family:var(--font-ko)}.subtitle:lang(ja),.example:lang(ja){font-family:var(--font-ja);font-style:normal}.subtitle:lang(ko),.example:lang(ko){font-family:var(--font-ko);font-style:normal}.subtitle:lang(th),.example:lang(th),.subtitle:lang(zh),.example:lang(zh){font-family:var(--font-sans);font-style:normal}.upload-row{gap:var(--s2);grid-template-columns:1fr 1fr;display:grid}.upload-row button.big{min-height:60px;padding:var(--s2) var(--s3);gap:var(--s2)}.btn-label{text-align:left;flex-direction:column;align-items:flex-start;line-height:1.25;display:flex}.btn-label small{font-size:var(--t-xs);opacity:.9;font-weight:400}.upload-status{align-items:center;gap:var(--s2);color:var(--muted);margin:var(--s2) 0 0;display:flex}.crop-dialog{z-index:50;color:#fff;padding:calc(var(--s3) + env(safe-area-inset-top)) var(--s4) calc(var(--s3) + env(safe-area-inset-bottom));background:#1f1d1a;flex-direction:column;display:flex;position:fixed;inset:0}.crop-presets{align-items:center;gap:var(--s2);margin-bottom:var(--s3);flex-wrap:wrap;display:flex}.crop-presets .muted{color:#d8d2c8;font-size:var(--t-sm);margin-right:auto}.crop-presets .chip{color:#fff;background:#ffffff1f;border-color:#0000}.crop-stage{flex:1;justify-content:center;align-items:center;min-height:0;display:flex;overflow:auto}.crop-stage img{max-width:100%;max-height:calc(100vh - 170px);display:block}.crop-stage .ReactCrop{--rc-drag-handle-size:16px;--rc-drag-handle-mobile-size:28px;--rc-drag-handle-bg-colour:#fff;--rc-border-color:#ffffffe6}.crop-actions{gap:var(--s2);margin-top:var(--s3);grid-template-columns:1fr 2fr;display:grid}.crop-actions button{min-height:48px}