:root{--ink: #8B5CB8;--ink-deep: #6B4396;--ink-soft: #F1E8F7;--ink-50: #F8F2FB;--moss: #6B8E5A;--moss-soft: #ECF1E7;--tangerine: #E8924A;--tangerine-soft: #FCEFE0;--honey: #F0B23A;--sakura: #E8A5B4;--sakura-soft: #FAEEF1;--brick: #C85A4A;--paper: #FDFBF5;--paper-deep: #F5EFDF;--cream: #FFFFFF;--cream-2: #FBF7EC;--line: #EDE6D4;--line-soft: #F4ECDB;--ink-text: #2B2620;--mute: #7A6F62;--whisper: #B5AB9C;--phonetic: #8B95A8;--r-sm: 12px;--r-md: 18px;--r-lg: 24px;--r-xl: 32px;--r-pill: 999px;--sticker-border: 3px;--sticker-shadow: 0 6px 0 rgba(43,38,32,.07), 0 12px 28px -8px rgba(82,103,176,.18);--card-shadow: 0 2px 0 rgba(43,38,32,.04), 0 8px 24px -10px rgba(43,38,32,.12);--card-shadow-hover: 0 3px 0 rgba(43,38,32,.06), 0 14px 32px -10px rgba(139,92,184,.22);--shadow-purple-soft: 0 8px 18px -6px rgba(139,92,184,.25);--nav-h: 76px;--max-w: 720px;--bounce: cubic-bezier(.34,1.56,.64,1);--ease: cubic-bezier(.4,0,.2,1)}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{font-size:17px;-webkit-tap-highlight-color:transparent}body{font-family:Nunito,Noto Sans SC,system-ui,sans-serif;background:var(--paper);color:var(--ink-text);min-height:100vh;padding-bottom:calc(var(--nav-h) + 32px);overflow-x:hidden;-webkit-font-smoothing:antialiased;position:relative;background-image:radial-gradient(circle at 20% 10%,rgba(232,165,180,.08),transparent 40%),radial-gradient(circle at 85% 70%,rgba(82,103,176,.06),transparent 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>")}button,input,textarea{font-family:inherit}a{color:inherit}.app{max-width:var(--max-w);margin:0 auto;padding:20px 18px 0;position:relative;z-index:1}.page{display:none}.page.active{display:block}.brand{display:flex;align-items:center;gap:14px;padding:8px 4px 22px}.brand-logo{width:56px;height:56px;border-radius:50%;background:var(--cream);border:var(--sticker-border) solid var(--cream);box-shadow:0 3px #2b262014,var(--shadow-purple-soft);overflow:hidden;flex-shrink:0;display:flex;align-items:center;justify-content:center;transform:rotate(-4deg);transition:transform .3s var(--bounce)}.brand-logo:hover{transform:rotate(2deg) scale(1.05)}.brand-logo img{width:130%;height:130%;object-fit:cover;object-position:25% 50%}.brand-text{flex:1;min-width:0}.brand-title{font-size:1.5rem;font-weight:900;color:var(--ink);letter-spacing:-.5px;line-height:1.1;font-family:Nunito,sans-serif}.brand-sub{font-size:.82rem;color:var(--mute);font-weight:600;margin-top:2px}.brand-streak{display:inline-flex;align-items:center;gap:6px;background:linear-gradient(135deg,var(--honey),#E8A828);color:#5c4310;padding:7px 13px;border-radius:var(--r-pill);font-weight:900;font-size:.82rem;border:2px solid var(--cream);box-shadow:0 3px #c9931e,0 6px 14px -4px #f0b23a80;letter-spacing:.3px;white-space:nowrap}.brand-streak svg{color:var(--brick)}.hero{text-align:center;padding:16px 8px 24px;position:relative}.hero-mascot{width:180px;height:180px;margin:0 auto 16px;position:relative;display:flex;align-items:center;justify-content:center;animation:mascotFloat 4s ease-in-out infinite}.hero-mascot:before{content:"";position:absolute;bottom:-6px;width:120px;height:14px;background:#2b262014;border-radius:50%;filter:blur(6px);z-index:0}.hero-mascot img{width:100%;height:100%;object-fit:cover;object-position:25% 50%;border-radius:50%;border:5px solid var(--cream);box-shadow:0 8px #2b26200f,0 16px 36px -8px #8b5cb84d;position:relative;z-index:1}@keyframes mascotFloat{0%,to{transform:translateY(0) rotate(-2deg)}50%{transform:translateY(-6px) rotate(2deg)}}.hero-title{font-size:1.5rem;font-weight:900;color:var(--ink);margin-bottom:6px;letter-spacing:-.3px;line-height:1.2}.hero-sub{font-size:.95rem;color:var(--mute);font-weight:600;line-height:1.5}.input-card{background:var(--cream);border-radius:var(--r-lg);padding:16px;margin:8px 0 20px;border:2px solid var(--line);box-shadow:var(--card-shadow);position:relative}.input-card:before{content:"";position:absolute;top:-8px;left:24px;width:60px;height:16px;background:var(--sakura-soft);border:2px solid var(--cream);border-radius:4px;transform:rotate(-3deg);box-shadow:0 2px 4px #0000000d}.input-row{display:flex;gap:10px;align-items:stretch}textarea#sentence-input{flex:1;border:2px solid var(--line);border-radius:var(--r-md);padding:14px 16px;font-size:1.05rem;font-weight:600;background:var(--cream-2);color:var(--ink-text);resize:none;height:64px;outline:none;transition:border-color .2s,background .2s,box-shadow .2s;line-height:1.5}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{width:64px;height:64px;border:none;border-radius:var(--r-md);background:var(--ink);color:var(--cream);cursor:pointer;flex-shrink:0;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 0 var(--ink-deep);transition:transform .15s var(--ease),box-shadow .15s var(--ease)}.btn-go:hover{transform:translateY(-1px);box-shadow:0 5px 0 var(--ink-deep)}.btn-go:active{transform:translateY(2px);box-shadow:0 2px 0 var(--ink-deep)}.btn-go:disabled{opacity:.55;cursor:wait;transform:none;box-shadow:0 2px 0 var(--ink-deep)}.btn-go svg{width:26px;height:26px}.sentence-bar{display:none;background:var(--ink-soft);border:2px dashed var(--ink);border-radius:var(--r-md);padding:14px 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cardIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.word-num{width:32px;height:32px;border-radius:50%;background:var(--honey);color:#5c4310;display:flex;align-items:center;justify-content:center;font-weight:900;font-size:.8rem;border:2px solid var(--cream);box-shadow:0 2px #c9931e;flex-shrink:0;font-family:Nunito,sans-serif}.word-body{min-width:0}.word-en{font-size:1.5rem;font-weight:800;color:var(--ink);letter-spacing:-.3px;line-height:1.1;font-family:Nunito,sans-serif;display:inline-block;padding:0 4px;margin:0 -4px;border-radius:6px;transition:background .15s,transform .2s var(--bounce)}.word-card.sentence-active{border-color:var(--honey);background:#fff9e8;box-shadow:0 4px #c9931e,0 12px 28px -10px #f0b23a73}.word-card.sentence-active .word-en{background:var(--honey);color:var(--ink-deep);transform:scale(1.06)}.word-phonetic{font-size:.78rem;color:var(--phonetic);font-weight:600;margin-top:3px;font-family:Georgia,serif;font-style:italic}.word-cn{font-size:.95rem;color:var(--ink-text);font-weight:600;margin-top:4px;line-height:1.4}.word-cn .lookup-link{color:var(--ink);text-decoration:underline;text-decoration-style:dashed;text-underline-offset:3px;cursor:pointer;font-weight:700;font-size:.85rem}.word-cn .lookup-link:hover{color:var(--tangerine)}.word-cn .pos-tag{display:inline-block;background:var(--ink-soft);color:var(--ink);padding:1px 7px;border-radius:var(--r-pill);font-size:.7rem;font-weight:800;margin-right:4px;vertical-align:middle}.word-actions{display:flex;flex-direction:column;gap:8px;align-items:center;flex-shrink:0}.btn-star{width:38px;height:38px;border-radius:50%;background:transparent;border:2px solid var(--line);color:var(--whisper);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .2s var(--bounce),background .2s,border-color .2s,color .2s;padding:0}.btn-star:hover{transform:scale(1.12);border-color:var(--honey)}.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{width:42px;height:42px;border-radius:50%;background:var(--moss);color:var(--cream);border:2px solid var(--cream);cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 3px #547446;transition:transform .15s,box-shadow .15s;padding:0}.btn-speak:hover{transform:translateY(-1px);box-shadow:0 4px #547446}.btn-speak:active{transform:translateY(2px);box-shadow:0 1px #547446}.word-card.speaking .btn-speak{animation:speakerPulse 1s ease infinite}@keyframes speakerPulse{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}.btn-speak svg{width:18px;height:18px}.empty{text-align:center;padding:36px 20px;background:var(--cream-2);border:2px dashed var(--line);border-radius:var(--r-lg)}.empty-mascot{width:88px;height:88px;margin:0 auto 14px;border-radius:50%;background:var(--cream);border:4px solid var(--cream);overflow:hidden;box-shadow:0 4px #2b26200f,var(--shadow-purple-soft);display:flex;align-items:center;justify-content:center;transform:rotate(-4deg)}.empty-mascot img{width:130%;height:130%;object-fit:cover;object-position:25% 50%;opacity:.85}.empty p{color:var(--mute);font-weight:700;font-size:.95rem;line-height:1.6}.empty p strong{color:var(--ink)}.tip{margin-top:20px;background:var(--sakura-soft);border:2px solid var(--cream);border-radius:var(--r-md);padding:12px 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small{display:block;color:var(--whisper);font-weight:600;font-size:.72rem;margin-top:2px}.wb-actions{display:flex;gap:10px;margin-bottom:16px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:var(--r-pill);font-weight:800;font-size:.88rem;padding:10px 18px;cursor:pointer;transition:transform .15s,box-shadow .15s;font-family:inherit}.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{transform:translateY(2px);box-shadow:0 1px 0 var(--ink-deep)}.btn-moss{background:var(--moss);color:var(--cream);box-shadow:0 3px #547446}.btn-moss:active{transform:translateY(2px);box-shadow:0 1px #547446}.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{flex:1;min-width:0;display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:var(--r-pill);font-weight:800;font-size:.9rem;padding:12px 20px;cursor:pointer;transition:transform .15s,box-shadow .15s;font-family:inherit}.btn-action svg{width:18px;height:18px;flex-shrink:0}.btn-action:active{transform:translateY(2px)}.btn-action.moss{background:var(--moss);color:var(--cream);box-shadow:0 3px #547446}.btn-action.moss:active{box-shadow:0 1px #547446}.btn-action.honey{background:var(--honey);color:#5c4310;box-shadow:0 3px #c9931e}.btn-action.honey:active{box-shadow:0 1px #c9931e}.btn-action.danger{background:var(--brick);color:var(--cream);box-shadow:0 3px #9a4135}.btn-action.danger:active{box-shadow:0 1px #9a4135}.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 #9a4135}.btn-danger:hover{background:var(--brick)}.btn-danger:active{transform:translateY(2px);box-shadow:0 1px #9a4135}.tpl-tabs{display:flex;gap:8px;overflow-x:auto;margin:0 -18px;padding:4px 18px 14px;scrollbar-width:none}.tpl-tabs::-webkit-scrollbar{display:none}.tpl-tab{background:var(--cream);border:2px solid var(--line);border-radius:var(--r-pill);padding:8px 14px;font-size:.85rem;font-weight:800;color:var(--mute);cursor:pointer;white-space:nowrap;flex-shrink:0;transition:all .2s;display:inline-flex;align-items:center;gap:6px}.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{display:flex;flex-direction:column;gap:10px}.tpl-item{background:var(--cream);border-radius:var(--r-md);padding:14px 16px;border:2px solid var(--line);box-shadow:var(--card-shadow);transition:transform .2s,box-shadow .2s}.tpl-item:hover{transform:translateY(-2px);box-shadow:var(--card-shadow-hover)}.tpl-item .en{font-size:1rem;font-weight:800;color:var(--ink);margin-bottom:4px;line-height:1.4}.tpl-item .cn{font-size:.85rem;color:var(--mute);font-weight:600;line-height:1.4}.tpl-item .actions{display:flex;gap:8px;margin-top:12px}.tpl-item .actions .btn-action{font-size:.82rem;padding:9px 14px}.set-card{background:var(--cream);border:2px solid var(--line);border-radius:var(--r-lg);padding:18px;margin-bottom:14px;box-shadow:var(--card-shadow)}.set-group{margin-bottom:18px}.set-group:last-child{margin-bottom:0}.set-label{font-size:.85rem;font-weight:800;color:var(--ink-text);margin-bottom:4px;display:flex;align-items:center;gap:8px}.set-label svg{width:16px;height:16px;color:var(--ink)}.set-info{font-size:.78rem;color:var(--mute);font-weight:600;margin-bottom:10px}.set-options{display:flex;gap:8px;flex-wrap:wrap}.cache-clear-btn{margin-top:12px;width:100%}.set-btn{background:var(--paper);border:2px solid var(--line);border-radius:var(--r-pill);padding:9px 18px;font-weight:700;font-size:.85rem;color:var(--ink-text);cursor:pointer;transition:all .15s;font-family:inherit}.set-btn:hover{border-color:var(--ink)}.set-btn.active{background:var(--ink);color:var(--cream);border-color:var(--ink);box-shadow:0 2px 0 var(--ink-deep)}.about{background:var(--cream);border:2px solid var(--line);border-radius:var(--r-lg);padding:22px 20px 20px;margin-top:14px;text-align:center;box-shadow:var(--card-shadow);position:relative}.about:before{content:"";position:absolute;top:-10px;left:50%;transform:translate(-50%) rotate(-2deg);width:80px;height:18px;background:var(--sakura-soft);border:2px solid var(--cream);border-radius:4px;box-shadow:0 2px 4px #0000000d}.about-mascot{width:64px;height:64px;margin:0 auto 10px;border-radius:50%;border:3px solid var(--cream);overflow:hidden;background:var(--ink-soft);box-shadow:0 3px #2b26200f,var(--shadow-purple-soft);transform:rotate(-3deg)}.about-mascot img{width:130%;height:130%;object-fit:cover;object-position:25% 50%}.about-name{font-size:1.1rem;font-weight:900;color:var(--ink);letter-spacing:-.3px;margin-bottom:2px}.about-tag{font-size:.78rem;color:var(--mute);font-weight:600;margin-bottom:14px;font-style:italic}.about-stats{display:flex;justify-content:center;gap:14px;margin:10px 0 16px;flex-wrap:wrap}.about-stat{background:var(--ink-soft);border-radius:var(--r-md);padding:10px 16px;min-width:90px}.about-stat .v{font-size:1.3rem;font-weight:900;color:var(--ink);line-height:1;font-family:Nunito,sans-serif}.about-stat .l{font-size:.7rem;color:var(--mute);font-weight:700;margin-top:4px;letter-spacing:.5px}.about-divider{height:1px;background:var(--line);margin:14px 0;position:relative}.about-divider:after{content:"❖";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:var(--cream);padding:0 8px;color:var(--whisper);font-size:.7rem}.about-foot{font-size:.72rem;color:var(--whisper);font-weight:600;line-height:1.7}.about-foot strong{color:var(--ink)}.about-foot a{color:var(--moss);text-decoration:none;font-weight:700}.about-foot a:hover{text-decoration:underline}.about-ver{display:inline-block;background:var(--honey);color:#5c4310;padding:3px 12px;border-radius:var(--r-pill);font-weight:800;font-size:.7rem;margin-bottom:10px;border:2px solid var(--cream);box-shadow:0 2px #c9931e}.nav{position:fixed;left:0;right:0;bottom:0;height:var(--nav-h);background:var(--cream);border-top:2px solid var(--line);display:flex;justify-content:space-around;align-items:center;padding-bottom:env(safe-area-inset-bottom,0);z-index:100;box-shadow:0 -4px 24px -8px #2b26201a}.nav-item{background:none;border:none;cursor:pointer;font-family:inherit;display:flex;flex-direction:column;align-items:center;gap:4px;padding:8px 12px;color:var(--whisper);font-weight:800;font-size:.7rem;transition:color .2s;position:relative;min-width:60px}.nav-item .icon-wrap{width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background .2s,transform .25s var(--bounce)}.nav-item svg{width:22px;height:22px;stroke-width:2.2}.nav-item.active{color:var(--ink)}.nav-item.active .icon-wrap{background:var(--ink);color:var(--cream);transform:translateY(-3px);border:2px solid var(--cream);box-shadow:0 3px 0 var(--ink-deep)}@media(max-width:480px){html{font-size:16px}.app{padding:18px 14px 0}.word-card{padding:14px;gap:10px}.word-en{font-size:1.35rem}.hero-mascot{width:150px;height:150px}.hero-title{font-size:1.35rem}.brand-title{font-size:1.3rem}.btn-go{width:60px;height:60px}textarea#sentence-input{height:60px;font-size:1rem}}@media(min-width:768px){html{font-size:18px}}