:root{--ink:#77509d;--ink-deep:#603d84;--ink-soft:#f0e9f6;--ink-50:#f8f4fa;--moss:#587a48;--moss-soft:#ecf1e7;--tangerine:#e8924a;--tangerine-soft:#fcefe0;--honey:#f0b23a;--sakura:#e8a5b4;--sakura-soft:#faeef1;--brick:#c85a4a;--moss-press:#547446;--moss-border:#d6dfc9;--moss-text:#3f5e33;--moss-text-strong:#304628;--honey-press:#c9931e;--honey-text:#5c4310;--brick-press:#9a4135;--brick-surface:#fff0ed;--brick-text:#82392f;--ink-press:#1d1a25;--paper:#fbfaf6;--paper-deep:#f3eee4;--cream:#fff;--cream-2:#fbf7ec;--line:#e9e3d8;--line-soft:#f2eee6;--ink-text:#2b2620;--mute:#6d6257;--whisper:#70665c;--phonetic:#667085;--ink-06:#2b26200f;--ink-08:#2b262014;--ink-20:#2b262033;--purple-28:#603d8447;--white-72:#ffffffb8;--font-sans:system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;--font-rounded:var(--font-sans);--r-sm:11px;--r-md:16px;--r-lg:22px;--r-xl:28px;--r-pill:999px;--sticker-border:3px;--sticker-shadow:0 2px 3px var(--ink-06), 0 12px 30px -12px #603d8433;--card-shadow:0 1px 2px #2b26200a, 0 10px 28px -16px var(--ink-20);--card-shadow-hover:0 2px 4px #2b26200d, 0 16px 36px -18px var(--purple-28);--shadow-purple-soft:0 10px 24px -12px #603d8452;--nav-h:76px;--max-w:720px;--bounce:cubic-bezier(.34, 1.56, .64, 1);--ease:cubic-bezier(.4, 0, .2, 1);color-scheme:light}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-tap-highlight-color:transparent;min-height:100%;font-size:17px}body{font-family:var(--font-sans);background:var(--paper);color:var(--ink-text);min-height:100dvh;padding-bottom:calc(var(--nav-h) + env(safe-area-inset-bottom,0px) + 32px);overscroll-behavior-x:none;-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;font-synthesis:none;background-image:radial-gradient(circle at 20% 10%,#e8a5b412,#0000 40%),radial-gradient(circle at 85% 70%,#77509d0b,#0000 45%),url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160' viewBox='0 0 160 160'><filter id='n'><feTurbulence baseFrequency='.85' numOctaves='2' seed='3'/><feColorMatrix values='0 0 0 0 .35 0 0 0 0 .28 0 0 0 0 .2 0 0 0 .07 0'/></filter><rect width='160' height='160' filter='url(%23n)'/></svg>");position:relative;overflow-x:hidden}button,input,textarea{font-family:inherit}a{color:inherit}button,textarea{touch-action:manipulation}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skip-link{z-index:1000;border-radius:var(--r-sm);background:var(--ink-text);color:var(--cream);padding:10px 14px;position:fixed;top:8px;left:8px;transform:translateY(-160%)}.skip-link:focus{transform:translateY(0)}:where(button,a,textarea,input):focus-visible{outline:3px solid var(--ink-deep);outline-offset:3px}.app{max-width:var(--max-w);z-index:1;min-height:calc(100vh - var(--nav-h));min-height:calc(100dvh - var(--nav-h));margin:0 auto;padding:20px 18px 0;position:relative}.page{display:none}.page.active{display:block}.page[hidden]{display:none}.panel-hero{padding-top:0}.brand{align-items:center;gap:14px;padding:8px 4px 22px;display:flex}.brand-logo{appearance:none;background:var(--cream);border:var(--sticker-border) solid var(--cream);width:56px;height:56px;box-shadow:0 3px 0 var(--ink-08), var(--shadow-purple-soft);transition:transform .3s var(--bounce);cursor:pointer;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;padding:0;display:flex;overflow:hidden;transform:rotate(-4deg)}.brand-logo:hover{transform:rotate(2deg)scale(1.05)}.brand-logo:focus-visible{box-shadow:0 0 0 4px var(--ink-soft), 0 3px 0 var(--ink-08), var(--shadow-purple-soft);outline:none}.brand-logo img{object-fit:cover;object-position:center;width:100%;height:100%}.brand-text{flex:1;min-width:0}.brand-title{color:var(--ink);letter-spacing:-.5px;font-size:1.5rem;font-weight:900;line-height:1.1;font-family:var(--font-rounded)}.brand-sub{color:var(--mute);margin-top:2px;font-size:.82rem;font-weight:600}.brand-streak{background:linear-gradient(135deg, var(--honey), #e8a828);color:var(--honey-text);border-radius:var(--r-pill);border:2px solid var(--cream);box-shadow:0 3px 0 var(--honey-press), 0 6px 14px -4px #f0b23a80;letter-spacing:.3px;white-space:nowrap;align-items:center;gap:6px;padding:7px 13px;font-size:.82rem;font-weight:900;display:inline-flex}.brand-streak svg{color:var(--brick)}.hero{text-align:center;padding:16px 8px 24px;position:relative}#pg-home>.hero{text-align:center}.hero-center{text-align:left;vertical-align:top;justify-content:center;align-items:center;gap:28px;max-width:100%;display:inline-flex}.hero-mascot{justify-content:center;align-items:center;width:180px;height:180px;margin:0 auto 16px;animation:4s ease-in-out infinite mascotFloat;display:flex;position:relative}#pg-home>.hero .hero-mascot{flex:0 0 180px;margin:0}.hero-copy{flex:0 auto;min-width:0;max-width:560px}.hero-mascot:before{content:"";background:var(--ink-08);filter:blur(6px);z-index:0;border-radius:50%;width:120px;height:14px;position:absolute;bottom:-6px}.hero-mascot img{object-fit:cover;object-position:center;border:5px solid var(--cream);width:100%;height:100%;box-shadow:0 8px 0 var(--ink-06), 0 16px 36px -8px #8b5cb84d;z-index:1;border-radius:50%;position:relative}@keyframes mascotFloat{0%,to{transform:translateY(0)rotate(-2deg)}50%{transform:translateY(-6px)rotate(2deg)}}.hero-title{color:var(--ink);letter-spacing:-.3px;margin-bottom:6px;font-size:1.5rem;font-weight:850;line-height:1.2}.hero-sub{color:var(--mute);font-size:.95rem;font-weight:550;line-height:1.5}.page:not(#pg-home)>.hero{background:var(--ink-50);border:1px solid var(--ink-soft);border-radius:var(--r-lg);margin-bottom:16px;padding:18px 16px!important}.page:not(#pg-home)>.hero .hero-title{margin-bottom:4px;font-size:1.35rem}.page:not(#pg-home)>.hero .hero-sub{font-size:.85rem}.input-card{background:var(--cream);border-radius:var(--r-lg);border:1px solid var(--line);box-shadow:var(--card-shadow);margin:8px 0 20px;padding:16px;position:relative;overflow:hidden}.input-card:before{content:"";background:var(--sakura-soft);border:2px solid var(--cream);border-radius:4px;width:60px;height:16px;position:absolute;top:-8px;left:24px;transform:rotate(-3deg);box-shadow:0 2px 4px #0000000d}.input-row{grid-template-columns:minmax(0,1fr) auto;align-items:stretch;gap:12px;min-width:0;display:grid}.input-actions{grid-template-columns:66px 66px;align-items:stretch;gap:10px;min-width:0;display:grid;position:relative}textarea#sentence-input{border:1px solid var(--line);border-radius:var(--r-md);background:var(--cream-2);width:100%;min-width:0;color:var(--ink-text);resize:none;outline:none;height:112px;padding:10px 14px;font-size:.94rem;font-weight:600;line-height:1.25;transition:border-color .2s,background .2s,box-shadow .2s}textarea#sentence-input:focus{border-color:var(--ink);background:var(--cream);box-shadow:0 0 0 4px var(--ink-soft)}textarea#sentence-input::placeholder{color:var(--whisper);font-weight:600}.btn-go{border-radius:var(--r-md);background:var(--ink);width:66px;height:100%;min-height:66px;color:var(--cream);cursor:pointer;box-shadow:0 4px 0 var(--ink-deep);transition:transform .15s var(--ease), box-shadow .15s var(--ease);border:none;flex-shrink:0;justify-content:center;align-items:center;display:flex}.btn-go:hover{box-shadow:0 5px 0 var(--ink-deep);transform:translateY(-1px)}.btn-go:active{box-shadow:0 2px 0 var(--ink-deep);transform:translateY(2px)}.btn-go:disabled{opacity:.55;cursor:wait;box-shadow:0 2px 0 var(--ink-deep);transform:none}.btn-go svg{width:26px;height:26px}.btn-camera{border:2px solid var(--line);border-radius:var(--r-md);background:var(--moss-soft);width:66px;height:100%;min-height:66px;color:var(--moss);cursor:pointer;box-shadow:0 4px 0 var(--moss-border);transition:transform .15s var(--ease), box-shadow .15s var(--ease), border-color .15s var(--ease);flex-shrink:0;justify-content:center;align-items:center;display:flex}.btn-camera:hover{border-color:var(--moss);box-shadow:0 5px 0 var(--moss-border);transform:translateY(-1px)}.btn-camera:active{box-shadow:0 2px 0 var(--moss-border);transform:translateY(2px)}.btn-camera.is-disabled{opacity:.55;cursor:wait;box-shadow:0 2px 0 var(--moss-border);transform:none}.btn-camera svg{width:25px;height:25px}.ocr-status{color:var(--mute);margin-top:9px;font-size:.82rem;font-weight:800;line-height:1.35}.ocr-status.success{color:var(--moss)}.ocr-status.warning{color:var(--tangerine)}.ocr-status.error{color:var(--brick)}.image-source-dialog{width:min(420px,100vw - 28px);max-width:none;color:var(--ink-text);background:0 0;border:0;margin:auto;padding:0;overflow:visible}.image-source-dialog::backdrop{backdrop-filter:blur(3px);background:#2b26206b}.image-source-sheet{background:var(--cream);border-radius:var(--r-xl);border:1px solid #fffc;padding:12px 16px 16px;box-shadow:0 24px 70px #2b262042}.image-source-handle{border-radius:var(--r-pill);background:var(--line);width:38px;height:4px;margin:0 auto 15px}.image-source-copy{text-align:center}.image-source-copy h2{font-size:1rem;font-weight:850}.image-source-copy p{color:var(--mute);margin-top:4px;font-size:.76rem;font-weight:600}.image-source-actions{gap:9px;margin-top:16px;display:grid}.image-source-option{min-height:66px;color:var(--ink-text);background:var(--paper);border:1px solid var(--line);border-radius:var(--r-md);cursor:pointer;align-items:center;gap:12px;padding:11px 13px;display:flex}.image-source-option.primary{color:var(--ink-deep);background:var(--ink-50);border-color:var(--ink-soft)}.image-source-option-icon{width:40px;height:40px;color:var(--ink);background:var(--cream);box-shadow:0 2px 8px var(--ink-06);border-radius:13px;flex:0 0 40px;place-items:center;display:grid}.image-source-option-icon svg{width:20px;height:20px}.image-source-option strong,.image-source-option small{display:block}.image-source-option strong{font-size:.88rem}.image-source-option small{color:var(--mute);margin-top:2px;font-size:.7rem;font-weight:600}.image-source-cancel{width:100%;min-height:44px;color:var(--mute);cursor:pointer;background:0 0;border:0;margin-top:10px;font-weight:750}.sentence-bar{background:var(--ink-soft);border:1px dashed var(--ink);border-radius:var(--r-md);margin-bottom:16px;padding:14px 18px;display:none;position:relative}.sentence-bar.visible{animation:slideDown .35s var(--ease);display:block}@keyframes slideDown{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.sentence-bar .label{color:var(--ink);letter-spacing:1px;text-transform:uppercase;margin-bottom:4px;font-size:.7rem;font-weight:800}.sentence-bar .text{color:var(--ink-text);overflow-wrap:anywhere;margin-bottom:10px;font-size:1.05rem;font-weight:700;line-height:1.5}.speech-token.speaking-word{background:#ffe58a;border-radius:.35em;padding:0 .12em}.sentence-actions{flex-wrap:wrap;gap:8px;display:flex}.sentence-bar .speak-btn{background:var(--moss);color:var(--cream);border-radius:var(--r-pill);cursor:pointer;box-shadow:0 3px 0 var(--moss-press);border:none;align-items:center;gap:6px;padding:8px 16px;font-size:.85rem;font-weight:800;transition:transform .15s,box-shadow .15s;display:inline-flex}.sentence-bar .speak-btn:active{box-shadow:0 1px 0 var(--moss-press);transform:translateY(2px)}.sentence-bar .speak-btn svg{width:14px;height:14px}.word-list{flex-direction:column;gap:12px;display:flex}.ocr-uncertain{background:linear-gradient(145deg, var(--cream-2), var(--cream));border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--card-shadow);padding:14px 15px}.ocr-uncertain-copy{flex-direction:column;gap:3px;display:flex}.ocr-uncertain-copy strong{color:var(--ink-text);font-size:.82rem}.ocr-uncertain-copy span{color:var(--mute);font-size:.72rem;font-weight:600;line-height:1.45}.ocr-uncertain-chips{flex-wrap:wrap;gap:7px;margin-top:11px;display:flex}.ocr-uncertain-chip{min-height:34px;color:var(--ink-deep);background:var(--ink-50);border:1px solid var(--ink-soft);border-radius:var(--r-pill);font:750 .76rem/1 var(--font-sans);cursor:pointer;padding:6px 11px}.ocr-uncertain-chip.is-missing{color:var(--mute);background:var(--paper-deep);border-color:var(--line)}.word-card{background:var(--cream);border-radius:var(--r-lg);border:1px solid var(--line);box-shadow:var(--card-shadow);cursor:pointer;transition:transform .25s var(--ease), box-shadow .25s var(--ease), border-color .2s;grid-template-columns:auto 1fr auto;align-items:center;gap:14px;padding:16px 18px;display:grid;position:relative}.word-card:hover{box-shadow:var(--card-shadow-hover);border-color:var(--ink-soft);transform:translateY(-3px)}.word-card.speaking{border-color:var(--moss);background:var(--moss-soft);animation:cardPulse 1.2s var(--ease) infinite}@keyframes cardPulse{0%,to{box-shadow:0 0 0 0 #6b8e5a66, var(--card-shadow)}50%{box-shadow:0 0 0 8px #6b8e5a00, var(--card-shadow)}}@keyframes cardIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.word-num{background:var(--honey);width:32px;height:32px;color:var(--honey-text);border:2px solid var(--cream);box-shadow:0 2px 0 var(--honey-press);font-size:.8rem;font-weight:900;font-family:var(--font-rounded);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.word-body{min-width:0}.word-en{color:var(--ink);letter-spacing:-.3px;font-size:1.5rem;font-weight:750;line-height:1.1;font-family:var(--font-rounded);transition:background .15s, transform .2s var(--bounce);overflow-wrap:anywhere;border-radius:6px;max-width:100%;margin:0 -4px;padding:0 4px;display:inline-block}.word-card.sentence-active{border-color:var(--honey);box-shadow:0 4px 0 var(--honey-press), 0 12px 28px -10px #f0b23a73;background:#fff9e8}.word-card.sentence-active .word-en{background:var(--honey);color:var(--ink-deep);transform:scale(1.06)}.word-phonetic{color:var(--phonetic);letter-spacing:0;word-break:normal;overflow-wrap:normal;margin-top:3px;font-family:Charis SIL,Doulos SIL,Noto Sans,Noto Sans Symbols,Arial Unicode MS,system-ui,sans-serif;font-size:.78rem;font-style:normal;font-weight:600}.word-level{border-radius:var(--r-pill);background:var(--moss-soft);width:fit-content;color:var(--moss-text);align-items:center;margin:1px 0 3px;padding:2px 8px;font-size:.68rem;font-weight:800;display:inline-flex}.word-level[hidden]{display:none}.word-cn{color:var(--ink-text);overflow-wrap:anywhere;margin-top:4px;font-size:.95rem;font-weight:600;line-height:1.4}.word-source{max-width:100%;color:var(--mute);text-overflow:ellipsis;white-space:nowrap;margin-top:7px;font-size:.7rem;font-weight:650;line-height:1.4;overflow:hidden}.word-source[hidden]{display:none}.word-cn .lookup-link{color:var(--ink);text-underline-offset:3px;cursor:pointer;font-size:.85rem;font-weight:700;text-decoration:underline dashed}.word-cn .lookup-link:hover{color:var(--tangerine)}.word-cn .pos-tag{background:var(--ink-soft);color:var(--ink);border-radius:var(--r-pill);vertical-align:middle;margin-right:4px;padding:1px 7px;font-size:.7rem;font-weight:800;display:inline-block}.definition-row{margin-top:3px}.muted-inline{color:var(--whisper);font-size:.85rem}.word-actions{flex-direction:column;flex-shrink:0;align-items:center;gap:8px;display:flex}.btn-star{border:2px solid var(--line);width:38px;height:38px;color:var(--whisper);cursor:pointer;transition:transform .2s var(--bounce), background .2s, border-color .2s, color .2s;background:0 0;border-radius:50%;justify-content:center;align-items:center;padding:0;display:flex}.btn-star:hover{border-color:var(--honey);transform:scale(1.12)}.btn-star:disabled{opacity:.45;cursor:wait;transform:none}.btn-star.active{background:var(--honey);border-color:var(--honey);color:var(--cream);animation:starPop .5s var(--bounce)}@keyframes starPop{0%{transform:scale(.7)rotate(-15deg)}50%{transform:scale(1.25)rotate(10deg)}to{transform:scale(1)rotate(0)}}.btn-star svg{width:18px;height:18px}.btn-speak{background:var(--moss);width:42px;height:42px;color:var(--cream);border:2px solid var(--cream);cursor:pointer;box-shadow:0 3px 0 var(--moss-press);border-radius:50%;justify-content:center;align-items:center;padding:0;transition:transform .15s,box-shadow .15s;display:flex}.btn-speak:hover{box-shadow:0 4px 0 var(--moss-press);transform:translateY(-1px)}.btn-speak:active{box-shadow:0 1px 0 var(--moss-press);transform:translateY(2px)}.word-card.speaking .btn-speak{animation:1s infinite speakerPulse}@keyframes speakerPulse{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}.btn-speak svg{width:18px;height:18px}.btn-online-lookup{background:var(--ink);min-width:72px;min-height:34px;color:var(--cream);border:2px solid var(--cream);cursor:pointer;box-shadow:0 3px 0 var(--ink-press);white-space:nowrap;border-radius:999px;padding:0 10px;font-size:.78rem;font-weight:800;line-height:1;transition:transform .15s,box-shadow .15s}.btn-online-lookup:hover{box-shadow:0 4px 0 var(--ink-press);transform:translateY(-1px)}.btn-online-lookup:active{box-shadow:0 1px 0 var(--ink-press);transform:translateY(2px)}.btn-online-lookup:disabled{opacity:.65;cursor:wait;transform:none}.empty{text-align:center;background:var(--cream-2);border:1px dashed var(--line);border-radius:var(--r-lg);padding:36px 20px}.empty-mascot{background:var(--cream);border:4px solid var(--cream);width:88px;height:88px;box-shadow:0 4px 0 var(--ink-06), var(--shadow-purple-soft);border-radius:50%;justify-content:center;align-items:center;margin:0 auto 14px;display:flex;overflow:hidden;transform:rotate(-4deg)}.empty-mascot img{object-fit:cover;object-position:center;opacity:.85;width:100%;height:100%}.empty p{color:var(--mute);font-size:.95rem;font-weight:700;line-height:1.6}.empty p strong{color:var(--ink)}.tip{background:var(--ink-50);border:1px solid var(--ink-soft);border-radius:var(--r-md);color:var(--mute);align-items:flex-start;gap:10px;margin-top:20px;padding:12px 46px 12px 14px;font-size:.82rem;font-weight:600;line-height:1.55;display:flex;position:relative}.tip[hidden]{display:none}.tip-icon{background:var(--ink);width:26px;height:26px;color:var(--cream);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:.85rem;font-weight:900;display:flex}.tip-text{min-width:0}.tip span.hl,.tip strong{color:var(--ink);font-weight:800}.tip-close{border:2px solid var(--line);background:var(--cream);width:28px;height:28px;color:var(--mute);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;font-size:1.05rem;font-weight:900;line-height:1;transition:background .15s,border-color .15s,color .15s,transform .15s;display:flex;position:absolute;top:10px;right:10px}.tip-close:hover{background:var(--ink-soft);border-color:var(--ink);color:var(--ink)}.tip-close:active{transform:scale(.94)}.info-links{gap:10px;display:grid}.info-page{width:min(100% - 36px,720px);margin:0 auto;padding:18px 0 28px}.info-topbar{z-index:10;border:1px solid var(--line);border-radius:var(--r-md);min-height:68px;box-shadow:var(--card-shadow);-webkit-backdrop-filter:blur(10px);background:#fffffff5;justify-content:space-between;align-items:center;gap:12px;padding:8px 10px;display:flex;position:sticky;top:12px}.info-brand{min-width:0;color:inherit;align-items:center;gap:10px;text-decoration:none;display:flex}.info-brand img{border:2px solid var(--cream);border-radius:50%;flex:0 0 48px;width:48px;height:48px;box-shadow:0 3px 10px #8b5cb838}.info-brand span{flex-direction:column;min-width:0;display:flex}.info-brand strong{color:var(--ink);text-overflow:ellipsis;white-space:nowrap;font-size:.95rem;font-weight:850;line-height:1.2;overflow:hidden}.info-brand small{color:var(--mute);margin-top:2px;font-size:.68rem;font-weight:700}.info-back,.info-mobile-home{color:var(--cream);background:var(--ink);box-shadow:0 3px 0 var(--ink-deep);justify-content:center;align-items:center;font-weight:800;text-decoration:none;display:inline-flex}.info-back{border-radius:var(--r-pill);white-space:nowrap;gap:4px;min-height:44px;padding:9px 14px 9px 11px;font-size:.78rem}.info-back svg,.info-mobile-home svg{fill:none;stroke:currentColor;stroke-width:2.4px;stroke-linecap:round;stroke-linejoin:round;width:18px;height:18px}.info-card{background:var(--cream);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--card-shadow);margin-top:20px;overflow:hidden}.info-breadcrumb{color:var(--whisper);align-items:center;gap:8px;padding:13px 30px 0;font-size:.72rem;font-weight:800;display:flex}.info-breadcrumb a{color:var(--mute);text-decoration:none}.info-breadcrumb a:hover{color:var(--ink)}.info-hero{background:var(--ink-50);border-bottom:1px dashed var(--line);padding:30px 30px 25px;position:relative;overflow:hidden}.info-hero:after{content:"✦";color:var(--sakura);opacity:.52;font-size:2.8rem;line-height:1;position:absolute;bottom:12px;right:27px;transform:rotate(12deg)}.info-eyebrow{color:var(--ink-deep);border:1px solid var(--line);border-radius:var(--r-pill);letter-spacing:.04em;background:#ffffffbd;padding:6px 10px;font-size:.7rem;font-weight:800;display:inline-flex}.info-page h1{max-width:85%;color:var(--ink);letter-spacing:-.02em;margin-top:13px;font-size:clamp(1.7rem,5vw,2.25rem);font-weight:850;line-height:1.12}.info-title-en{max-width:82%;color:var(--mute);margin-top:7px;font-size:.9rem;font-weight:650;line-height:1.4}.info-content{padding:26px 30px 32px}.info-content h2{border-left:4px solid var(--sakura);color:var(--ink-text);margin-top:26px;margin-bottom:9px;padding-left:12px;font-size:1.02rem;font-weight:800;line-height:1.25}.info-content section:first-of-type h2{margin-top:24px}.info-content p,.info-content li{color:var(--mute);font-size:.91rem;line-height:1.75}.info-content p+p{margin-top:12px}.info-content code{color:var(--ink-deep);background:var(--ink-50);border-radius:6px;padding:2px 5px;font-size:.82em}.info-content .steps{counter-reset:guide-step;margin:4px 0 22px;padding:0;list-style:none}.info-content .steps li{counter-increment:guide-step;min-height:42px;padding:9px 0 9px 52px;position:relative}.info-content .steps li:before{content:counter(guide-step);width:36px;height:36px;color:var(--cream);background:var(--ink);border:1px solid var(--cream);box-shadow:0 3px 0 var(--ink-deep);border-radius:50%;place-items:center;font-weight:800;display:grid;position:absolute;top:5px;left:0}.info-links{grid-template-columns:repeat(4,minmax(0,1fr));margin-top:14px}.info-links a{min-height:60px;color:var(--mute);background:var(--white-72);border:1px solid var(--line);border-radius:var(--r-sm);text-align:center;transition:transform .2s var(--bounce), border-color .2s, background .2s;flex-direction:column;justify-content:center;align-items:center;gap:2px;padding:9px 4px;font-size:.72rem;font-weight:800;text-decoration:none;display:flex}.info-links a:hover{border-color:var(--ink);background:var(--cream);transform:translateY(-2px)}.info-links a[aria-current=page]{color:var(--cream);background:var(--ink);border-color:var(--ink);box-shadow:0 3px 0 var(--ink-deep)}.info-links small{color:var(--whisper);font-size:.55rem;font-weight:700}.info-links a[aria-current=page] small{color:#ffffffc7}.info-mobile-home{display:none}.info-footer{color:var(--whisper);text-align:center;flex-wrap:wrap;justify-content:center;align-items:center;gap:10px 14px;padding:20px 0 4px;font-size:.68rem;font-weight:650;display:flex}.info-footer strong{color:var(--mute);font-weight:800}.open-source-note{background:linear-gradient(135deg, var(--ink-50), #fffffff5);border-radius:var(--r-md);border:1px solid #e3d6ed;justify-content:space-between;align-items:center;gap:18px;margin-top:24px;padding:18px 20px;display:flex}.open-source-note>div{min-width:0}.open-source-note h2{margin:0}.open-source-note p{margin:5px 0 0}.primary-link{min-height:44px;color:var(--cream);background:var(--ink);border-radius:var(--r-pill);box-shadow:0 3px 0 var(--ink-deep);align-items:center;margin-top:8px;padding:10px 14px;font-weight:900;text-decoration:none;display:inline-flex}.not-found-page{min-height:70vh}.wb-stats{background:var(--cream);border:1px solid var(--line);border-radius:var(--r-md);align-items:center;gap:14px;margin-bottom:14px;padding:14px 16px;display:flex}.wb-stats>div{text-align:center;flex:1;min-width:0}.wb-stats .num{color:var(--ink);font-size:2rem;font-weight:900;font-family:var(--font-rounded);line-height:1}.wb-stats .label{color:var(--mute);font-size:.85rem;font-weight:700}.wb-stats .label small{color:var(--whisper);margin-top:2px;font-size:.72rem;font-weight:600;display:block}.wb-actions{gap:10px;margin-bottom:16px;display:flex}.btn{border-radius:var(--r-pill);cursor:pointer;border:none;justify-content:center;align-items:center;gap:8px;padding:10px 18px;font-family:inherit;font-size:.88rem;font-weight:800;transition:transform .15s,box-shadow .15s;display:inline-flex}.btn svg{width:16px;height:16px}.btn-primary{background:var(--ink);color:var(--cream);box-shadow:0 3px 0 var(--ink-deep)}.btn-primary:active{box-shadow:0 1px 0 var(--ink-deep);transform:translateY(2px)}.btn-moss{background:var(--moss);color:var(--cream);box-shadow:0 3px 0 var(--moss-press)}.btn-moss:active{box-shadow:0 1px 0 var(--moss-press);transform:translateY(2px)}.btn-ghost{background:var(--cream);color:var(--ink-text);border:2px solid var(--line)}.btn-ghost:hover{border-color:var(--ink);color:var(--ink)}.btn-action{border-radius:var(--r-pill);cursor:pointer;border:none;flex:1;justify-content:center;align-items:center;gap:8px;min-width:0;padding:12px 20px;font-family:inherit;font-size:.9rem;font-weight:800;transition:transform .15s,box-shadow .15s;display:inline-flex}.btn-action:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-action svg{flex-shrink:0;width:18px;height:18px}.btn-action:active{transform:translateY(2px)}.review-feedback{border-top:1px solid var(--line-soft);grid-column:1/-1;justify-content:flex-end;align-items:center;gap:7px;padding-top:10px;display:flex}.review-meta{color:var(--mute);margin-right:auto;font-size:.72rem;font-weight:700}.review-btn{border:2px solid var(--line);border-radius:var(--r-pill);background:var(--cream);min-width:54px;min-height:36px;color:var(--ink-text);cursor:pointer;padding:6px 10px;font-weight:800}.review-btn.know{border-color:var(--moss);color:var(--moss-text)}.review-btn.unsure{border-color:var(--honey);color:#684b0b}.review-btn.forgot{border-color:var(--brick);color:#8c382e}.review-btn:hover{background:var(--cream-2)}.btn-action.moss{background:var(--moss);color:var(--cream);box-shadow:0 3px 0 var(--moss-press)}.btn-action.moss:active{box-shadow:0 1px 0 var(--moss-press)}.btn-action.honey{background:var(--honey);color:var(--honey-text);box-shadow:0 3px 0 var(--honey-press)}.btn-action.honey:active{box-shadow:0 1px 0 var(--honey-press)}.btn-action.danger{background:var(--brick);color:var(--cream);box-shadow:0 3px 0 var(--brick-press)}.btn-action.danger:active{box-shadow:0 1px 0 var(--brick-press)}.btn-action.ink{background:var(--ink);color:var(--cream);box-shadow:0 3px 0 var(--ink-deep)}.btn-action.ink:active{box-shadow:0 1px 0 var(--ink-deep)}.btn-danger{background:var(--brick);color:var(--cream);box-shadow:0 3px 0 var(--brick-press)}.btn-danger:hover{background:var(--brick)}.btn-danger:active{box-shadow:0 1px 0 var(--brick-press);transform:translateY(2px)}.tpl-tabs{scrollbar-width:none;gap:8px;margin:0 -18px;padding:4px 18px 14px;display:flex;overflow-x:auto}.tpl-tabs::-webkit-scrollbar{display:none}.tpl-tab{background:var(--cream);border:2px solid var(--line);border-radius:var(--r-pill);color:var(--mute);cursor:pointer;white-space:nowrap;flex-shrink:0;align-items:center;gap:6px;padding:8px 14px;font-size:.85rem;font-weight:800;transition:all .2s;display:inline-flex}.tpl-tab svg{width:16px;height:16px}.tpl-tab.active{background:var(--ink);color:var(--cream);border-color:var(--ink);box-shadow:0 2px 0 var(--ink-deep)}.tpl-list{flex-direction:column;gap:10px;display:flex}.tpl-item{background:var(--cream);border-radius:var(--r-md);border:1px solid var(--line);box-shadow:var(--card-shadow);padding:14px 16px;transition:transform .2s,box-shadow .2s}.tpl-item:hover{box-shadow:var(--card-shadow-hover);transform:translateY(-2px)}.tpl-item .en{color:var(--ink);overflow-wrap:anywhere;margin-bottom:4px;font-size:1rem;font-weight:800;line-height:1.4}.tpl-item .cn{color:var(--mute);font-size:.85rem;font-weight:600;line-height:1.4}.tpl-item .actions{gap:8px;margin-top:12px;display:flex}.tpl-item .actions .btn-action{padding:9px 14px;font-size:.82rem}.quiz-card{background:var(--cream);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--card-shadow);margin-bottom:14px;padding:18px}.quiz-score{text-align:right;color:var(--mute);margin-bottom:14px;font-size:.8rem;font-weight:800}.quiz-q{color:var(--ink-text);text-align:center;overflow-wrap:anywhere;margin-bottom:18px;font-size:1.25rem;font-weight:900;line-height:1.45}.quiz-q strong{color:var(--ink);font-weight:900}.quiz-speak{width:max-content;min-width:150px;margin:0 auto 18px}.quiz-opts{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.quiz-opt{border:1px solid var(--line);border-radius:var(--r-md);background:var(--cream-2);min-height:58px;color:var(--ink-text);text-align:center;cursor:pointer;overflow-wrap:anywhere;padding:13px 10px;font-family:inherit;font-size:1rem;font-weight:800;line-height:1.25;transition:background .18s,border-color .18s,color .18s,transform .15s}@media (hover:hover){.quiz-opt:hover{border-color:var(--tangerine);background:var(--tangerine-soft);color:var(--ink-text)}}.quiz-opt:focus{outline:none}.quiz-opt:focus-visible{outline:3px solid var(--tangerine-soft);outline-offset:2px}.quiz-opt.correct{border-color:var(--moss);background:var(--moss-soft);color:#416c35}.quiz-opt.wrong{border-color:var(--brick);color:var(--brick);background:#fff0ee}.quiz-opt:disabled{cursor:not-allowed}.quiz-skip{width:100%}.celebration{z-index:200;background:var(--honey);color:var(--honey-text);border:4px solid var(--cream);border-radius:var(--r-pill);box-shadow:0 5px 0 var(--honey-press), 0 18px 36px -12px #2b262047;pointer-events:none;padding:16px 24px;font-size:1.4rem;font-weight:900;animation:.9s forwards celebratePop;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%)}@keyframes celebratePop{0%{opacity:0;transform:translate(-50%,-42%)scale(.72)}38%{opacity:1;transform:translate(-50%,-56%)scale(1.08)}72%{opacity:1;transform:translate(-50%,-58%)scale(1)}to{opacity:0;transform:translate(-50%,-68%)scale(.96)}}.settings-layout{gap:14px;display:grid}.settings-card{border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--card-shadow);background:#ffffffeb;padding:22px;position:relative;overflow:hidden}.settings-card-head{align-items:center;gap:12px;display:flex}.settings-card-icon{width:42px;height:42px;color:var(--ink);background:var(--ink-soft);border:1px solid #e3d6ed;border-radius:14px;flex:0 0 42px;place-items:center;display:grid}.settings-card-icon-warm{color:#a65f28;background:var(--tangerine-soft);border-color:#f2d7bd}.settings-card-icon-green{color:var(--moss);background:var(--moss-soft);border-color:#d8e4d0}.settings-card-icon svg{width:21px;height:21px}.settings-card-title{min-width:0}.settings-card-title h2{color:var(--ink-text);font-size:.96rem;font-weight:850;line-height:1.3}.settings-card-title p{color:var(--mute);margin-top:3px;font-size:.74rem;font-weight:600;line-height:1.4}.settings-list{border-top:1px solid var(--line-soft);margin-top:18px}.setting-row{border-bottom:1px solid var(--line-soft);grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:18px;min-height:76px;padding:14px 0;display:grid}.setting-row:last-child{border-bottom:0;padding-bottom:0}.setting-copy{align-items:center;gap:11px;min-width:0;display:flex}.setting-icon{width:34px;height:34px;color:var(--ink);background:var(--ink-50);border-radius:11px;flex:0 0 34px;place-items:center;display:grid}.setting-icon svg{width:17px;height:17px}.set-label{color:var(--ink-text);font-size:.86rem;font-weight:800;line-height:1.35}.set-info{color:var(--mute);margin-top:3px;font-size:.72rem;font-weight:600;line-height:1.4}.set-options{background:var(--paper-deep);border:1px solid var(--line);border-radius:var(--r-pill);flex-wrap:nowrap;gap:4px;padding:4px;display:flex}.set-btn{min-height:36px;color:var(--ink-text);border-radius:var(--r-pill);white-space:nowrap;cursor:pointer;transition:color .18s, background .18s, border-color .18s, box-shadow .18s, transform .18s var(--ease);background:0 0;border:1px solid #0000;padding:7px 14px;font-family:inherit;font-size:.8rem;font-weight:750}.set-btn:hover{color:var(--ink);background:var(--cream)}.set-btn.active{color:var(--cream);background:var(--ink);border-color:var(--ink);box-shadow:0 3px 8px #603d8438}.storage-action{border-radius:var(--r-md);background:#fff9f3;border:1px solid #f0dfcf;justify-content:space-between;align-items:center;gap:18px;margin-top:18px;padding:14px 16px;display:flex}.storage-action strong{color:var(--ink-text);font-size:.84rem;font-weight:800}.storage-action p{color:var(--mute);margin-top:3px;font-size:.7rem;font-weight:600;line-height:1.45}.cache-clear-btn{min-height:40px;color:var(--brick);background:var(--cream);border-color:#e8c8be;flex:none;padding-inline:16px;box-shadow:0 2px 8px #c85a4a14}.cache-clear-btn:hover{color:var(--brick);border-color:var(--brick);background:#fff7f3}.settings-info-links{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin-top:18px;display:grid}.settings-info-links a{min-width:0;min-height:64px;color:var(--ink-text);background:var(--paper);border:1px solid var(--line-soft);transition:color .18s, background .18s, border-color .18s, transform .18s var(--ease), box-shadow .18s;border-radius:14px;grid-template-columns:34px minmax(0,1fr) 14px;align-items:center;gap:10px;padding:10px 12px;text-decoration:none;display:grid}.settings-info-links a:hover{color:var(--ink);background:var(--cream);box-shadow:var(--card-shadow);border-color:#d9c8e7;transform:translateY(-1px)}.settings-link-icon{width:34px;height:34px;color:var(--ink);background:var(--ink-soft);border-radius:10px;place-items:center;font-size:.76rem;font-weight:900;display:grid}.settings-info-links strong,.settings-info-links small{display:block}.settings-info-links strong{text-overflow:ellipsis;white-space:nowrap;font-size:.8rem;font-weight:800;line-height:1.3;overflow:hidden}.settings-info-links small{color:var(--whisper);margin-top:2px;font-size:.62rem;font-weight:600}.settings-link-arrow{color:var(--whisper);text-align:right;font-size:1.2rem;line-height:1}.about{background:radial-gradient(circle at 8% 20%, #e8a5b42e, transparent 30%), linear-gradient(135deg, var(--ink-50), #fff);grid-template-columns:minmax(0,1.35fr) minmax(220px,.85fr);align-items:center;gap:20px 28px;display:grid}.about-main{align-items:center;gap:14px;min-width:0;display:flex}.about-mascot{background:var(--ink-soft);border:3px solid var(--cream);border-radius:50%;flex:0 0 66px;width:66px;height:66px;overflow:hidden;box-shadow:0 5px 16px #603d8429}.about-mascot img{object-fit:cover;object-position:center;width:100%;height:100%}.about-copy{min-width:0}.about-name{color:var(--ink);letter-spacing:-.3px;text-overflow:ellipsis;white-space:nowrap;font-size:1.03rem;font-weight:850;line-height:1.25;overflow:hidden}.about-tag{color:var(--whisper);margin-top:3px;font-size:.66rem;font-weight:600;line-height:1.4}.about-ver{color:var(--honey-text);border-radius:var(--r-pill);background:#f0b23a3d;border:1px solid #c9931e3d;margin-top:8px;padding:3px 9px;font-size:.64rem;font-weight:800;display:inline-flex}.about-stats{background:var(--white-72);border:1px solid var(--line);border-radius:var(--r-md);grid-template-columns:repeat(2,minmax(0,1fr));display:grid;overflow:hidden}.about-stat{text-align:center;min-width:0;padding:12px 10px}.about-stat+.about-stat{border-left:1px solid var(--line)}.about-stat .v{color:var(--ink);font-family:var(--font-rounded);text-overflow:ellipsis;font-size:1.16rem;font-weight:900;line-height:1.1;overflow:hidden}.about-stat .l{color:var(--mute);letter-spacing:.2px;margin-top:4px;font-size:.64rem;font-weight:700}.about-foot{color:var(--whisper);border-top:1px solid var(--line);text-align:center;grid-column:1/-1;padding-top:15px;font-size:.67rem;font-weight:600;line-height:1.55}.about-foot strong{color:var(--whisper);font-weight:700}.about-links{flex-wrap:wrap;justify-content:center;align-items:center;gap:8px 14px;margin-top:10px;display:flex}.about-contact{min-height:34px;color:var(--ink);text-underline-offset:3px;align-items:center;padding:0 6px;font-weight:750;display:inline-flex}.repository-link{min-height:38px;color:var(--ink-deep);background:var(--cream);border-radius:var(--r-pill);transition:transform .2s var(--bounce), color .2s, background .2s, border-color .2s, box-shadow .2s;border:1px solid #77509d3d;flex:none;justify-content:center;align-items:center;gap:7px;padding:8px 12px;font-size:.72rem;font-weight:850;line-height:1;text-decoration:none;display:inline-flex;box-shadow:0 2px #77509d1a}.repository-link svg{fill:currentColor;flex:0 0 17px;width:17px;height:17px}.repository-link small{color:var(--whisper);font-size:.62rem;font-weight:700}.repository-link-arrow{color:var(--whisper);transition:transform .2s var(--bounce);margin-left:1px;font-size:.82rem;line-height:1}.repository-link:hover{color:var(--cream);background:var(--ink);border-color:var(--ink);box-shadow:0 3px 0 var(--ink-deep);transform:translateY(-1px)}.repository-link:hover small,.repository-link:hover .repository-link-arrow{color:#ffffffc7}.repository-link:hover .repository-link-arrow{transform:translate(1px,-1px)}.repository-link:focus-visible,.about-contact:focus-visible{outline-offset:3px;outline:3px solid #77509d40}.repository-link-quiet{min-height:32px;color:var(--mute);border-color:var(--line);box-shadow:none;background:#ffffff8c;padding:6px 10px;font-size:.67rem}.nav{width:100%;min-height:calc(var(--nav-h) + env(safe-area-inset-bottom,0px));border-top:1px solid var(--line);padding:4px 8px env(safe-area-inset-bottom,0px);z-index:100;-webkit-backdrop-filter:blur(14px);background:#fffffff0;justify-content:space-around;align-items:center;display:flex;position:fixed;bottom:0;left:0;right:0;transform:translateZ(0);box-shadow:0 -10px 30px -20px #2b26204d}.nav-item{cursor:pointer;color:var(--whisper);background:0 0;border:none;flex-direction:column;align-items:center;gap:4px;min-width:60px;min-height:58px;padding:8px 12px;font-family:inherit;font-size:.7rem;font-weight:750;transition:color .2s;display:flex;position:relative}.nav-item .icon-wrap{width:38px;height:38px;transition:background .2s, transform .25s var(--bounce);border-radius:50%;justify-content:center;align-items:center;display:flex}.nav-item svg{stroke-width:2.2px;width:22px;height:22px}.nav-item.active{color:var(--ink)}.nav-item.active .icon-wrap{background:var(--ink);color:var(--cream);border:1px solid var(--cream);box-shadow:0 3px 8px var(--purple-28);transform:translateY(-2px)}@media (width<=560px){:root{--nav-h:72px}html{height:100%;font-size:16px;overflow:hidden}body{overscroll-behavior:none;height:100%;min-height:100%;padding-bottom:0;overflow:hidden}.app{overscroll-behavior-y:contain;-webkit-overflow-scrolling:touch;height:100dvh;min-height:0;padding:14px 12px calc(var(--nav-h) + env(safe-area-inset-bottom,0px) + 24px);overflow:hidden auto}.brand{gap:10px;padding:6px 2px 14px}.brand-logo{border-width:2px;width:46px;height:46px}.brand-title{font-size:1.15rem;line-height:1.08}.brand-sub{font-size:.74rem;line-height:1.25}.brand-streak{gap:4px;padding:6px 9px;font-size:.72rem}.hero{padding:6px 4px 12px}#pg-home>.hero{text-align:center}#pg-home>.hero .hero-center{gap:12px}#pg-home>.hero .hero-mascot{flex-basis:82px;width:82px;height:82px;margin:0;animation:none}#pg-home>.hero .hero-copy{max-width:245px}#pg-home>.hero .hero-mascot:before{width:58px;height:9px;bottom:-3px}#pg-home>.hero .hero-title{margin-bottom:3px;font-size:1.06rem;line-height:1.18}#pg-home>.hero .hero-sub{font-size:.78rem;line-height:1.32}.page:not(#pg-home) .hero-title{font-size:1.24rem;line-height:1.25}.page:not(#pg-home) .hero-sub{font-size:.88rem;line-height:1.45}.input-card{border-radius:var(--r-md);width:auto;max-width:100%;margin:6px 0 14px;padding:12px}.input-row{grid-template-columns:1fr;gap:8px;width:100%;display:grid}.input-actions{grid-template-columns:1fr 1fr;gap:8px;display:grid}textarea#sentence-input{width:100%;min-width:0;height:104px;padding:9px 11px;font-size:16px;line-height:1.22}.btn-go,.btn-camera{border-radius:16px;width:100%;min-width:0;height:54px;min-height:54px}.btn-go svg{width:23px;height:23px}.btn-camera svg{width:22px;height:22px}.sentence-bar{border-radius:var(--r-sm);margin-bottom:12px;padding:12px 13px}.sentence-bar .text{font-size:.94rem;line-height:1.45}.sentence-bar .speak-btn{min-height:40px;padding:8px 13px}.word-list{gap:10px}.word-card{border-radius:var(--r-md);grid-template-columns:28px minmax(0,1fr) 42px;align-items:start;gap:9px;padding:13px 12px}.review-feedback{flex-wrap:wrap;justify-content:space-between}.review-meta{flex-basis:100%;margin-right:0}.review-btn{flex:1}.word-card:hover{transform:none}.word-num{width:28px;height:28px;margin-top:2px;font-size:.72rem}.word-en{font-size:1.26rem;line-height:1.15}.word-phonetic{font-size:.74rem;line-height:1.35}.word-cn{font-size:.88rem;line-height:1.45}.word-actions{gap:7px}.btn-star{width:36px;height:36px}.btn-speak{width:40px;height:40px}.btn-online-lookup{min-width:68px;min-height:32px;font-size:.74rem}.empty{border-radius:var(--r-md);padding:28px 16px}.empty-mascot{width:72px;height:72px}.tip{margin-top:14px;padding:11px 13px;font-size:.78rem}html:has(.info-page){height:auto;min-height:100%;overflow-y:auto}body:has(.info-page){height:auto;min-height:100%;padding-bottom:calc(78px + env(safe-area-inset-bottom,0px));overscroll-behavior-y:auto;overflow-y:auto}.info-page{width:min(100% - 24px,720px);min-height:100dvh;padding-top:10px}.info-topbar{border-radius:var(--r-md);min-height:58px;padding:6px 8px;top:8px}.info-brand{gap:8px}.info-brand img{flex-basis:42px;width:42px;height:42px}.info-brand strong{font-size:.84rem}.info-brand small{font-size:.6rem}.info-back{width:42px;height:42px;min-height:42px;padding:0}.info-back span{clip:rect(0, 0, 0, 0);width:1px;height:1px;position:absolute;overflow:hidden}.info-card{border-radius:var(--r-md);margin-top:14px}.info-breadcrumb{padding:11px 20px 0;font-size:.68rem}.info-hero{padding:23px 20px 21px}.info-hero:after{font-size:2.2rem;right:18px}.info-page h1{max-width:88%;font-size:1.52rem}.info-title-en{max-width:86%;font-size:.78rem}.info-content{padding:21px 19px 25px}.info-content p,.info-content li{font-size:.88rem;line-height:1.7}.info-links{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}.info-links a{min-height:52px}.info-mobile-home{left:12px;right:12px;bottom:calc(10px + env(safe-area-inset-bottom,0px));z-index:20;border:3px solid var(--cream);border-radius:var(--r-pill);min-height:54px;box-shadow:0 4px 0 var(--ink-deep), 0 10px 24px var(--ink-20);gap:8px;font-size:.9rem;display:inline-flex;position:fixed}.wb-actions,.tpl-item .actions{gap:8px}.btn-action{min-height:44px;padding:10px 12px;font-size:.82rem}.tpl-tabs{margin-left:-12px;margin-right:-12px;padding-left:12px;padding-right:12px}.tpl-tab{min-height:40px;padding:8px 12px;font-size:.8rem}.tpl-item{border-radius:var(--r-sm);padding:13px 12px}.quiz-card{border-radius:var(--r-md);padding:15px 12px}.quiz-q{font-size:1.08rem}.quiz-opts{gap:8px}.quiz-opt{min-height:54px;padding:11px 8px;font-size:.9rem}.settings-card{border-radius:var(--r-md);padding:16px}.settings-card-icon{flex-basis:40px;width:40px;height:40px}.setting-row{grid-template-columns:1fr;gap:12px;padding:15px 0}.set-options{width:100%}.set-options .set-btn{flex:1}.storage-action{flex-direction:column;align-items:stretch;gap:12px;padding:14px}.cache-clear-btn{width:100%}.settings-info-links{grid-template-columns:1fr}.about{grid-template-columns:1fr;gap:16px}.about-main{justify-content:center}.about-foot{grid-column:auto}.open-source-note{flex-direction:column;align-items:flex-start;padding:16px}.open-source-note .repository-link{width:100%}.image-source-dialog{width:calc(100vw - 20px);margin:auto auto calc(10px + env(safe-area-inset-bottom,0px))}.image-source-sheet{border-radius:24px}.nav{justify-content:space-between}.nav-item{flex:1;min-width:0;padding:6px 2px;font-size:.66rem}.nav-item .icon-wrap{width:34px;height:34px}.nav-item svg{width:20px;height:20px}}.classroom-mission{overflow-anchor:none;border-radius:var(--r-xl);background:radial-gradient(circle at top right, #f0b23a29, transparent 34%), linear-gradient(145deg, var(--cream), var(--ink-50));box-shadow:var(--sticker-shadow);border:2px solid #d9cbe8;margin:20px 0;padding:22px;scroll-margin-top:16px}.classroom-mission[hidden]{display:none}.mission-head{margin-bottom:18px}.mission-eyebrow{color:var(--ink-deep);letter-spacing:.06em;text-transform:uppercase;font-size:.74rem;font-weight:900}.mission-head h2{color:var(--ink-text);margin-top:6px;font-size:1.28rem;line-height:1.25}.mission-head p{color:var(--mute);margin-top:7px;font-size:.9rem;line-height:1.6}.mission-targets{gap:9px;margin-bottom:18px;display:grid}.mission-target{border:1px solid var(--line);border-radius:var(--r-md);background:#ffffffd1;justify-content:space-between;align-items:center;gap:14px;min-height:52px;padding:10px 13px;display:flex}.mission-target strong{color:var(--ink-deep);font-size:1rem}.mission-target span{color:var(--mute);text-align:right;font-size:.78rem}.mission-primary,.mission-secondary,.mission-next,.mission-listen{border-radius:var(--r-pill);cursor:pointer;min-height:48px;font-family:inherit;font-weight:850}.mission-primary{border:2px solid var(--ink-deep);background:var(--ink);width:100%;color:var(--cream);box-shadow:0 4px 0 var(--ink-deep);padding:11px 18px}.mission-primary:hover{background:var(--ink-deep)}.mission-progress{color:var(--ink-deep);align-items:center;gap:12px;margin-bottom:22px;font-size:.78rem;font-weight:900;display:flex}.mission-progress-track{border-radius:var(--r-pill);background:var(--ink-soft);flex:1;height:9px;overflow:hidden}.mission-progress-track div{border-radius:inherit;background:linear-gradient(90deg, var(--ink), var(--sakura));height:100%;transition:width .25s var(--ease)}.mission-question-body{text-align:center}.mission-question-type{border-radius:var(--r-pill);background:var(--tangerine-soft);color:#724218;padding:5px 10px;font-size:.75rem;font-weight:900;display:inline-flex}.mission-question{margin:18px auto;font-size:1.22rem;font-weight:850;line-height:1.5}.mission-question.cloze{border-radius:var(--r-md);background:var(--cream);border:1px solid var(--line);max-width:560px;padding:16px;font-family:Georgia,Times New Roman,serif}.mission-listen{background:var(--moss-soft);color:#344b2c;border:2px solid #46633a;padding:8px 17px}.mission-options{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:22px;display:grid}.mission-option{border:2px solid var(--line);border-radius:var(--r-md);background:var(--cream);min-height:58px;color:var(--ink-text);cursor:pointer;transition:transform .18s var(--ease), border-color .18s var(--ease), background .18s var(--ease);padding:12px;font-family:inherit;font-size:.95rem;font-weight:800}.mission-option:hover:not(:disabled){border-color:var(--ink);transform:translateY(-2px)}.mission-option.correct{border-color:var(--moss);background:var(--moss-soft);color:var(--moss-text-strong)}.mission-option.wrong{border-color:var(--brick);background:var(--brick-surface);color:var(--brick-text)}.mission-option:disabled{cursor:default}.mission-feedback{border-radius:var(--r-md);justify-content:space-between;align-items:center;gap:12px;margin-top:14px;padding:12px 14px;font-size:.86rem;font-weight:800;display:flex}.mission-feedback.correct{background:var(--moss-soft);color:var(--moss-text-strong)}.mission-feedback.wrong{background:var(--brick-surface);color:var(--brick-text)}.mission-next{background:var(--ink-text);min-height:40px;color:var(--cream);border:0;padding:7px 15px}.mission-result-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.mission-result-grid>div{border:1px solid var(--line);border-radius:var(--r-md);background:var(--cream);gap:5px;min-height:82px;padding:13px;display:grid}.mission-result-grid span{color:var(--mute);font-size:.75rem;font-weight:750}.mission-result-grid strong{color:var(--ink-deep);font-size:.92rem;line-height:1.45}.mission-parent-card{border-radius:var(--r-md);background:var(--cream-2);border:2px dashed #d4aa43;margin-top:14px;padding:16px}.mission-parent-card strong{color:#6a4a0c}.mission-parent-card p{color:var(--ink-text);margin-top:6px;font-size:.87rem;line-height:1.55}.mission-parent-card blockquote{border-left:3px solid var(--honey);color:var(--ink-deep);margin-top:10px;padding-left:12px;font-family:Georgia,Times New Roman,serif;font-weight:700;line-height:1.5}.mission-complete-actions{grid-template-columns:1fr auto;gap:10px;margin-top:16px;display:grid}.mission-secondary{border:2px solid var(--ink);background:var(--cream);color:var(--ink-deep);padding:10px 18px}@media (width<=560px){.classroom-mission{border-radius:var(--r-lg);margin-left:-2px;margin-right:-2px;padding:17px 14px}.mission-active{grid-template-columns:minmax(0,1fr);display:grid}.mission-active .mission-progress{grid-row:1}.mission-active .mission-question-body{grid-row:2}.mission-active .mission-options,.mission-active .mission-feedback{grid-area:3/1}.mission-target{flex-direction:column;align-items:flex-start;gap:3px}.mission-target span{text-align:left}.mission-question{font-size:1.06rem}.mission-options{gap:8px}.mission-option{min-height:54px}.mission-options[data-answered=true]{visibility:hidden}.mission-feedback{z-index:1;grid-template-columns:minmax(0,1fr) auto;align-self:center;align-items:center;display:grid}.mission-result-grid,.mission-complete-actions{grid-template-columns:1fr}}@media (width<=380px){.app{padding-left:10px;padding-right:10px}.brand-title{font-size:1.04rem}.brand-sub{font-size:.68rem}.brand-streak span{display:none}.hero-mascot{width:104px;height:104px}.hero-title{font-size:1.14rem}#pg-home>.hero{text-align:center}#pg-home>.hero .hero-center{gap:10px}#pg-home>.hero .hero-mascot{flex-basis:74px;width:74px;height:74px}#pg-home>.hero .hero-copy{max-width:220px}#pg-home>.hero .hero-title{font-size:1rem}#pg-home>.hero .hero-sub{font-size:.74rem}.input-row{grid-template-columns:1fr}textarea#sentence-input{width:100%;height:110px;font-size:.86rem;line-height:1.2}.btn-go,.btn-camera{width:100%;height:48px;min-height:48px}.word-card{grid-template-columns:minmax(0,1fr) 42px}.word-num{display:none}.tpl-item .actions,.wb-actions{flex-direction:column}.quiz-opts{grid-template-columns:1fr}.nav-item{font-size:.62rem}}@media (width>=768px){html{font-size:18px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.sentence-source{color:var(--mute);border-radius:var(--r-sm);background:var(--ink-50);border-left:3px solid var(--line);margin-top:8px;padding:8px 10px;font-size:.78rem;line-height:1.5}.sentence-source.is-warning{color:var(--brick-text);background:var(--brick-surface);border-left-color:var(--brick)}.tpl-details{border-top:1px dashed var(--line);margin-top:10px;padding-top:8px}.tpl-details>summary{cursor:pointer;color:var(--ink);align-items:center;gap:6px;min-height:32px;padding:6px 2px;font-size:.8rem;font-weight:600;list-style:none;display:flex}.tpl-details>summary::-webkit-details-marker{display:none}.tpl-details>summary:before{content:"▸";transition:transform .18s var(--ease)}.tpl-details[open]>summary:before{transform:rotate(90deg)}.tpl-details-body{gap:10px;padding:4px 2px 2px;display:grid}.tpl-details-body>div>strong{letter-spacing:.04em;color:var(--whisper);margin-bottom:4px;font-size:.74rem;display:block}.tpl-details-body ul{gap:3px;margin:0;padding-left:18px;display:grid}.tpl-details-body li{color:var(--ink-text);font-size:.82rem;line-height:1.55}.tpl-details-body li b{color:var(--ink)}.tpl-steps ul{list-style:decimal}.tpl-keywords ul,.tpl-replies ul{padding-left:0;list-style:none}.review-btn.is-selected{outline-offset:1px;outline:2px solid}.hero-title[tabindex="-1"]:focus{outline:none}