@import"https://fonts.googleapis.com/css2?family=DM+Sans:wght@300;400;500;600&family=Newsreader:opsz,wght@6..72,300;6..72,400&display=swap";@property --scene-base{syntax: "<color>"; inherits: true; initial-value: #f5eadc;}@property --scene-glow-a{syntax: "<color>"; inherits: true; initial-value: #eabf9f;}@property --scene-glow-b{syntax: "<color>"; inherits: true; initial-value: #d8d6b8;}:root{font-family:DM Sans,Noto Sans TC,sans-serif;color:#2e342f;background:#f4ede3;font-synthesis:none}*{box-sizing:border-box}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid #6e7c6f;outline-offset:3px}body{margin:0;min-width:320px;min-height:100vh;-webkit-font-smoothing:antialiased}.app-shell{--ink: #2f3631;--muted: #747c75;--line: rgba(48, 58, 51, .13);--surface: rgba(255, 255, 255, .37);position:relative;display:grid;grid-template-rows:auto minmax(630px,1fr) auto;min-height:100svh;overflow:hidden;isolation:isolate;color:var(--ink);background:var(--scene-base);transition:--scene-base 2.2s ease,--scene-glow-a 2.2s ease,--scene-glow-b 2.2s ease,color .6s ease}.atmosphere,.grain{position:absolute;top:0;right:0;bottom:0;left:0;z-index:0;pointer-events:none}.atmosphere-one{top:-25%;right:-10%;bottom:20%;left:25%;border-radius:46%;background:radial-gradient(circle at center,color-mix(in srgb,var(--scene-glow-a) 90%,white),color-mix(in srgb,var(--scene-glow-a) 32%,transparent) 45%,transparent 70%);filter:blur(18px);opacity:.82;animation:drift-one 18s ease-in-out infinite alternate}.atmosphere-two{top:30%;right:35%;bottom:-25%;left:-15%;border-radius:48%;background:radial-gradient(circle at center,color-mix(in srgb,var(--scene-glow-b) 88%,white),color-mix(in srgb,var(--scene-glow-b) 28%,transparent) 48%,transparent 72%);filter:blur(24px);opacity:.76;animation:drift-two 16s ease-in-out infinite alternate}.grain{z-index:1;opacity:.035;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");mix-blend-mode:multiply}@keyframes drift-one{0%{transform:translate3d(-3%,0,0) scale(.98)}to{transform:translate3d(5%,4%,0) scale(1.08)}}@keyframes drift-two{0%{transform:translate3d(4%,3%,0) scale(1.04)}to{transform:translate3d(-5%,-4%,0) scale(.96)}}header{position:relative;z-index:20;display:flex;align-items:center;justify-content:space-between;width:min(100%,1440px);margin:0 auto;padding:22px 42px 16px;transition:opacity .5s ease}header.dimmed{opacity:.55}header:hover,header:focus-within{opacity:1}.brand{display:flex;gap:12px;align-items:center;padding:0;color:inherit;text-align:left;background:transparent;border:0;cursor:pointer}.brand-mark{display:grid;width:36px;height:36px;place-items:center;font-family:Newsreader,serif;font-size:21px;border:1px solid rgba(46,52,47,.2);border-radius:50%}.brand strong,.brand small{display:block}.brand strong{font-size:14px;font-weight:600;letter-spacing:.02em}.brand small{margin-top:2px;color:var(--muted);font-size:10px;letter-spacing:.05em}nav{display:flex;gap:8px;align-items:stretch}.control-wrap{position:relative}.control-button,.simple-control,.settings-button{min-height:43px;padding:7px 14px;color:inherit;text-align:left;background:#ffffff3d;border:1px solid transparent;border-radius:12px;cursor:pointer;transition:background .25s ease,border-color .25s ease,transform .25s ease}.control-button:hover,.control-button.is-open,.simple-control:hover,.settings-button:hover{background:#ffffff85;border-color:var(--line);transform:translateY(-1px)}.control-button span,.simple-control span{display:block;margin-bottom:2px;color:var(--muted);font-size:9px;letter-spacing:.08em}.control-button strong,.simple-control strong{display:block;max-width:110px;overflow:hidden;font-size:12px;font-weight:500;text-overflow:ellipsis;white-space:nowrap}.simple-control.active strong:before{display:inline-block;width:5px;height:5px;margin-right:6px;vertical-align:2px;content:"";background:#718779;border-radius:50%;box-shadow:0 0 0 4px #7187791f}.settings-button{font-size:12px;font-weight:500}.popover{position:absolute;top:calc(100% + 10px);right:0;display:grid;width:260px;padding:8px;background:#faf9f5eb;border:1px solid rgba(47,54,49,.1);border-radius:18px;box-shadow:0 20px 60px #363e371f;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.popover button{display:flex;justify-content:space-between;gap:16px;padding:11px 12px;color:inherit;text-align:left;background:transparent;border:0;border-radius:11px;cursor:pointer}.popover button:hover,.popover button.selected{background:#5c6a5f14}.popover button span{font-size:12px;font-weight:500}.popover button small{max-width:145px;color:var(--muted);font-size:9px;line-height:1.4;text-align:right}main{position:relative;z-index:5;display:grid;grid-template-rows:auto minmax(250px,1fr) auto;align-content:center;width:min(100% - 72px,1160px);margin:0 auto;padding:18px 0 28px;transition:filter .5s ease,opacity .5s ease}main.paused{filter:blur(3px);opacity:.35}.theme-block{text-align:center}.theme-block>p,.intro-layer p,.pause-layer p,.panel-heading p,.source-card>p{margin:0 0 8px;color:var(--muted);font-size:9px;font-weight:600;letter-spacing:.22em;text-transform:uppercase}.theme-block 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.28s ease}.status-message{min-height:17px;margin-top:12px;color:var(--muted);font-size:10px;letter-spacing:.08em}.keyboard-zone{width:min(100%,850px);margin:0 auto}.keyboard{display:grid;gap:7px;padding:17px 20px;background:#ffffff38;border:1px solid rgba(255,255,255,.52);border-radius:24px;box-shadow:0 22px 70px #47524a17;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.key-row{display:flex;gap:7px;justify-content:center}.key{display:grid;width:clamp(42px,5.4vw,58px);height:39px;place-items:center;color:#323b3494;font-size:10px;font-weight:500;background:#ffffff57;border:1px solid rgba(61,72,64,.1);border-radius:10px;box-shadow:0 2px #3d484014;transition:transform .18s ease,background .18s ease,box-shadow .18s ease}.key.wide{width:clamp(74px,10vw,112px)}.key.space{width:min(42%,330px)}.key.target{color:#2f3d34;background:#eaf4ecdb;border-color:#637f6a5c;box-shadow:0 0 0 5px #6f8e7717,0 8px 26px #55705c2e;transform:translateY(-2px)}.mobile-key-hint{display:none}footer{position:relative;z-index:10;display:grid;grid-template-columns:repeat(4,1fr) 1.35fr;width:min(100% - 80px,1240px);margin:0 auto;border-top:1px solid var(--line)}footer>div{min-height:92px;padding:16px 22px 18px;border-right:1px solid var(--line)}footer>div:last-child{border-right:0}footer span,footer strong,footer small{display:block}footer span{color:var(--muted);font-size:9px;letter-spacing:.07em}footer strong{margin-top:5px;font-family:Newsreader,serif;font-size:27px;font-weight:300;line-height:1}footer small{margin-top:4px;color:var(--muted);font-size:8px}footer .track-info strong{overflow:hidden;font-family:DM 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button,.source-actions button,.source-actions a{padding:8px 12px;color:inherit;font-size:10px;text-decoration:none;background:transparent;border:1px solid var(--line);border-radius:999px;cursor:pointer}.setting-row{display:grid;gap:16px;padding:22px 0;border-top:1px solid var(--line)}.setting-row span,.setting-row strong,.setting-row small{display:block}.setting-row strong{font-size:13px;font-weight:500}.setting-row small{margin-top:5px;color:var(--muted);font-size:10px}.setting-row input[type=range]{width:100%;accent-color:#697b6d}.toggle-row{grid-template-columns:1fr auto;align-items:center}.toggle-row input{width:18px;height:18px;accent-color:#697b6d}.settings-note{margin-top:18px;padding:18px;background:#6575690f;border-radius:15px}.settings-note strong{font-size:11px}.settings-note p{margin:7px 0 0;color:var(--muted);font-size:10px;line-height:1.7}.secondary-action{width:100%;margin-top:14px;padding:12px;color:inherit;font-size:11px;background:transparent;border:1px solid var(--line);border-radius:12px;cursor:pointer}.quiet-danger{color:#8d6258}.source-card{width:min(100%,620px);padding:42px;background:#faf9f5f7;border:1px solid rgba(255,255,255,.7);border-radius:28px;box-shadow:0 30px 100px #2a322c29}.source-card h2{font-size:40px}.source-card blockquote{margin:25px 0;padding-left:20px;color:#465047;font-family:Newsreader,serif;font-size:22px;line-height:1.5;border-left:1px solid rgba(67,79,70,.24)}.source-card dl{display:grid;gap:10px;padding:16px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.source-card dl div{display:grid;grid-template-columns:100px 1fr;gap:16px}.source-card dt,.source-card dd{margin:0;font-size:10px;line-height:1.6}.source-card dt{color:var(--muted)}.source-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:20px}.is-complete .sentence-text .letter{color:#344139;text-shadow:0 8px 32px rgba(104,132,111,.32)}.is-complete .sentence-stage:before{position:absolute;top:18%;right:10%;bottom:18%;left:10%;z-index:-1;content:"";background:radial-gradient(circle,rgba(255,255,255,.62),transparent 67%);animation:completion-glow 1.5s ease-out both}@keyframes completion-glow{0%{opacity:0;transform:scale(.82)}45%{opacity:1}to{opacity:0;transform:scale(1.15)}}.reduced-motion .atmosphere,.reduced-motion .sentence-text .current:after,.reduced-motion.is-complete .sentence-stage:before{animation:none!important}@media(prefers-reduced-motion:reduce){.atmosphere,.sentence-text .current:after,.is-complete .sentence-stage:before{animation:none!important}}@media(max-height:820px)and (min-width:769px){.app-shell{grid-template-rows:auto minmax(510px,1fr) auto}header{padding-top:14px}main{grid-template-rows:auto minmax(205px,1fr) auto;padding-top:0}.theme-block h1{font-size:48px}.sentence-text{font-size:30px}.keyboard{gap:5px;padding:12px 18px}.key{height:33px}footer>div{min-height:72px;padding-top:11px}}@media(max-width:980px){header{padding:18px 24px}nav{gap:5px}.control-button,.simple-control{padding-right:10px;padding-left:10px}.control-button span,.simple-control span{display:none}main{width:min(100% - 44px,900px)}footer{grid-template-columns:repeat(4,1fr);width:min(100% - 48px,960px)}footer .track-info{display:none}footer>div:nth-child(4){border-right:0}}@media(max-width:720px){.app-shell{grid-template-rows:auto 1fr auto;min-height:100svh;overflow-y:auto}header{padding:15px 17px}.brand-mark{width:32px;height:32px}.brand small,.control-wrap,.simple-control:nth-of-type(2),.settings-button{display:none}.simple-control{min-height:36px;padding:7px 10px}main{grid-template-rows:auto minmax(300px,1fr) auto;width:calc(100% - 34px);padding:20px 0}.theme-block h1{font-size:44px}.theme-block>span{max-width:300px;margin-right:auto;margin-left:auto;font-size:13px;line-height:1.5}.sentence-stage{padding:30px 0}.sentence-text{font-size:clamp(23px,7.1vw,31px);line-height:1.52}.keyboard{display:none}.mobile-key-hint{display:grid;grid-template-columns:1fr auto;gap:2px 12px;align-items:center;padding:15px 18px;background:#ffffff47;border:1px solid rgba(255,255,255,.5);border-radius:17px}.mobile-key-hint span{color:var(--muted);font-size:9px}.mobile-key-hint strong{grid-row:span 2;font-family:Newsreader,serif;font-size:35px;font-weight:300}.mobile-key-hint small{color:var(--muted);font-size:9px}footer{grid-template-columns:1fr 1fr;width:calc(100% - 34px)}footer>div{min-height:77px;padding:12px 14px}footer>div:nth-child(2){border-right:0}footer>div:nth-child(-n+2){border-bottom:1px solid var(--line)}footer strong{font-size:23px}.intro-layer>div,.pause-layer>div{padding:38px 24px}.intro-layer h2{font-size:39px}.source-card{padding:30px 23px}.source-card blockquote{font-size:19px}}