@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;600;700;800;900&display=swap');
:root{--ink:#173f35;
  --green:#206247;
  --mint:#c7f1c3;
  --cream:#fffdf5;
  --paper:#f4f7ec;
  --muted:#637469;
  --line:#d6dfce;
  --pink:#f6c6b5;
  --yellow:#f8e79b}

*{box-sizing:border-box}
html{scroll-behavior:smooth;
  scroll-padding-top:32px}
body{margin:0;
  background:var(--cream);
  color:var(--ink);
  font-family:'Noto Sans SC','Microsoft YaHei',sans-serif;
  font-size:16px;
  line-height:1.75}
a{color:inherit;
  text-decoration:none}
button{font:inherit;
  color:inherit}
button,a{-webkit-tap-highlight-color:transparent}
button{cursor:pointer}
a:focus-visible,button:focus-visible,.demo-stage:focus-visible,summary:focus-visible{outline:3px solid #c57f32;
  outline-offset:6px}
img{max-width:100%;
  height:auto;
  display:block}
svg{width:21px;
  height:21px;
  stroke:currentColor;
  stroke-width:1.8;
  stroke-linecap:round;
  stroke-linejoin:round}
p,h1,h2,h3{margin-top:0}
.site-shell{max-width:1320px;
  margin:auto;
  padding:0 60px}
.skip-link{position:fixed;
  top:-100px;
  left:20px;
  background:var(--ink);
  color:white;
  padding:12px 20px;
  z-index:99}
.skip-link:focus{top:10px}
.header{height:112px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  border-bottom:1px solid var(--line);
  gap:24px}
.brand{display:flex;
  align-items:center;
  gap:12px;
  font-weight:800;
  letter-spacing:.01em;
  line-height:1.4;
  flex-shrink:0}
.brand img{object-fit:contain}
.brand small{display:block;
  font-size:12px;
  font-weight:400;
  letter-spacing:.13em;
  color:var(--muted);
  margin-top:5px}
.header nav{display:flex;
  align-items:center;
  gap:36px;
  font-size:14px;
  font-weight:500}
.header nav>a:hover{color:var(--green)}
.nav-download{border:1px solid var(--ink);
  padding:8px 21px;
  border-radius:99px}
.nav-download span{padding-left:15px}
.hero{display:grid;
  grid-template-columns:1.08fr 1fr;
  align-items:center;
  gap:24px;
  padding:65px 0 53px;
  min-height:632px}
.eyebrow{font-size:13px;
  letter-spacing:.13em;
  font-weight:700;
  margin-bottom:25px;
  display:flex;
  align-items:center;
  gap:10px}
.mini-star{font-size:21px;
  color:#5c9670}
.hero h1{font-size:clamp(42px,4.55vw,62px);
  line-height:1.3;
  letter-spacing:-.045em;
  font-weight:900;
  margin-bottom:26px}
.hero h1 span{position:relative;
  z-index:0;
  white-space:nowrap}
.hero h1 span:after{content:'';
  position:absolute;
  bottom:2px;
  left:-4px;
  right:-5px;
  height:16px;
  background:var(--mint);
  border-radius:45% 15% 40% 20%;
  z-index:-1;
  transform:rotate(-1.2deg)}
.hero-description{font-size:18px;
  line-height:1.95;
  color:var(--muted);
  margin-bottom:31px}
.hero-actions{display:flex;
  align-items:center;
  gap:24px;
  flex-wrap:wrap}
.button{display:inline-flex;
  justify-content:center;
  align-items:center;
  gap:12px;
  border-radius:13px;
  padding:16px 24px;
  font-weight:700;
  line-height:1.5;
  transition:transform .2s,box-shadow .2s}
.primary{background:var(--ink);
  color:var(--cream);
  box-shadow:0 5px 0 #b8d5a9}
.button:hover{transform:translateY(-3px);
  box-shadow:0 8px 0 #b8d5a9}
.button:active{transform:translateY(2px);
  box-shadow:0 1px 0 #b8d5a9}
.text-link{font-size:14px;
  font-weight:600;
  border-bottom:1px solid #b9c9b4;
  padding:6px 0}
.text-link span{padding-left:6px}
.download-meta{font-size:12px;
  color:var(--muted);
  margin:18px 0 0;
  display:flex;
  gap:10px;
  flex-wrap:wrap}
.hero-art{position:relative;
  isolation:isolate;
  min-height:475px;
  display:flex;
  align-items:center;
  justify-content:center}
.mascot-halo{position:absolute;
  inset:34px 5px 2px;
  background:#e6f2d9;
  border-radius:47% 53% 45% 55% / 60% 47% 53% 40%;
  transform:rotate(-9deg);
  z-index:-1}
.hero-mascot{width:96%;
  max-width:475px;
  position:relative;
  filter:drop-shadow(0 15px 3px #95b78d19);
  animation:bob 5s ease-in-out infinite}
.hero-speech{position:absolute;
  z-index:2;
  top:6px;
  left:0;
  background:white;
  border:1.5px solid var(--ink);
  padding:9px 17px;
  border-radius:15px 15px 3px 15px;
  font-size:14px;
  font-weight:700;
  transform:rotate(-7deg);
  box-shadow:3px 3px 0 #c9dfbc}
.hero-speech span{color:#b96b61;
  margin-left:10px;
  font-size:21px}
.hero-key-note{position:absolute;
  right:-9px;
  bottom:57px;
  transform:rotate(9deg);
  background:#fff3cf;
  padding:12px 18px;
  border:1px solid #cfbc82;
  border-radius:14px;
  box-shadow:0 5px 0 #d6c89980;
  display:grid;
  justify-items:center;
  gap:8px}
.hero-key-note kbd{font-family:inherit;
  font-size:19px;
  font-weight:800}
.hero-key-note span{font-size:12px}
.hand-note{position:absolute;
  bottom:-8px;
  left:33px;
  font-size:14px;
  font-weight:500;
  transform:rotate(-5deg);
  color:#4f715b}
.spark{position:absolute;
  z-index:2;
  font-size:40px;
  color:#75956a}
.spark-one{right:4px;
  top:40px}
.spark-two{left:15px;
  bottom:100px;
  font-size:28px}
.promise-strip{display:flex;
  justify-content:space-around;
  gap:24px;
  padding:20px 12px;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  font-size:14px;
  color:var(--muted)}
.promise-strip span:before{content:'✦';
  font-size:11px;
  margin-right:13px;
  color:#86a575}
.section{padding:94px 0}
.demo-section{display:grid;
  grid-template-columns:.86fr 1.2fr;
  gap:70px;
  align-items:center}
.section h2{font-size:clamp(28px,3.15vw,40px);
  line-height:1.5;
  letter-spacing:-.035em;
  margin-bottom:22px;
  font-weight:800}
.section-heading>p:last-child{color:var(--muted)}
.section-heading .eyebrow{color:#517858;
  margin-bottom:20px}
.demo-stage{border:1px solid #9fac94;
  background:white;
  border-radius:21px;
  box-shadow:7px 9px 0 #e2e9d7;
  padding:22px 26px;
  min-width:0}
.demo-top{display:flex;
  gap:12px;
  align-items:center;
  color:var(--muted);
  font-size:12px}
.demo-tag{background:#e9f2df;
  color:var(--green);
  padding:3px 8px;
  border-radius:5px}
.window-dots{margin-left:auto;
  letter-spacing:3px;
  color:#cad3c2;
  font-size:8px}
.video-demo{position:relative;
  min-height:160px;
  display:flex;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  padding-top:16px}
.video-demo img{width:94px}
.video-demo p{font-size:14px;
  color:var(--green);
  margin:12px 0}
.video-state{position:absolute;
  right:15px;
  top:52px;
  display:grid;
  place-items:center;
  background:var(--paper);
  width:45px;
  height:45px;
  border-radius:50%;
  font-size:14px}
.time-row{font-size:12px;
  color:var(--muted);
  display:flex;
  justify-content:space-between;
  font-variant-numeric:tabular-nums}
.progress{height:7px;
  border-radius:9px;
  overflow:hidden;
  background:#eaf0e2;
  margin-top:6px}
.progress>div{height:100%;
  background:#6aab75;
  border-radius:9px;
  transition:width .25s}
.key-controls{display:grid;
  grid-template-columns:1.3fr 1fr 1fr;
  gap:15px;
  margin:24px 0 17px}
.key-control{border:0;
  background:transparent;
  padding:0;
  display:grid;
  gap:11px;
  text-align:center}
.key-control kbd{font-family:inherit;
  border:1px solid #9fb092;
  background:var(--cream);
  border-radius:10px;
  box-shadow:0 5px 0 #d8e1ca;
  min-height:48px;
  padding:8px 10px;
  display:grid;
  place-items:center;
  font-weight:700;
  font-size:16px;
  transition:.15s}
.key-control:hover kbd{background:#e8f3d9}
.key-control:active kbd,.key-control.pressed kbd{transform:translateY(4px);
  box-shadow:0 1px 0 #d8e1ca;
  background:var(--mint)}
.key-control span{font-size:12px;
  color:var(--muted)}
.demo-caption{font-size:12px;
  text-align:center;
  color:var(--muted);
  margin:0}
footer{border-top:1px solid var(--line);
  padding:30px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px}
footer p{font-size:12px;
  color:var(--muted);
  margin:0}
.footer-brand{font-size:14px}
@keyframes bob{0%,100%{transform:translateY(0) rotate(-2deg)}
50%{transform:translateY(-10px) rotate(1deg)}
}
@media(min-width:1450px){.hero{min-height:690px}
}
@media(max-width:1000px){.site-shell{padding:0 32px}
.hero{gap:10px}
.hero-art{min-height:410px}
.hero-speech{left:0;
  font-size:12px}
.hero-key-note{right:0;
  bottom:35px}
.hero-actions{gap:18px}
.hero h1{font-size:44px}
.demo-section{gap:36px}
.promise-strip{gap:15px;
  font-size:12px}
}
@media(max-width:720px){.site-shell{padding:0 24px}
.header{height:88px;
  gap:10px}
.brand{font-size:14px;
  gap:8px}
.brand img{width:36px}
.brand small{font-size:10px;
  letter-spacing:.05em}
.header nav{gap:12px}
.header nav>a:not(.nav-download){display:none}
.nav-download{padding:7px 15px}
.hero{grid-template-columns:1fr;
  padding:43px 0 33px;
  gap:20px}
.hero h1{font-size:clamp(38px,8.5vw,55px)}
.eyebrow{font-size:12px;
  margin-bottom:20px}
.hero-description{font-size:16px;
  margin-bottom:24px}
.hero-art{width:min(100%,430px);
  margin:auto;
  min-height:365px}
.hero-mascot{width:85%}
.hero-speech{left:12px;
  top:14px}
.hero-key-note{right:9px;
  bottom:48px}
.hand-note{left:18px;
  bottom:8px}
.spark-one{right:18px}
.promise-strip{display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
  font-size:12px;
  padding:18px 0}
.promise-strip span:before{margin-right:7px}
.section{padding:63px 0}
.demo-section{grid-template-columns:1fr;
  gap:16px}
.section h2{font-size:30px}
.demo-stage{padding:18px;
  box-shadow:5px 6px 0 #e2e9d7}
.key-controls{gap:10px}
.key-control kbd{font-size:15px}
.demo-caption{font-size:11px}
.section-heading>p:last-child{font-size:14px}
footer{align-items:flex-start;
  flex-direction:column;
  gap:12px}
footer p{padding-left:42px}
.download-meta{font-size:11px;
  gap:7px}
.hero-actions{align-items:flex-start;
  gap:14px}
.button{font-size:15px;
  padding:15px 20px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}
*,*:before,*:after{animation:none!important;
  transition:none!important}
}

.features-section{border-top:1px solid var(--line)}
.features-title{display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap:40px;
  margin-bottom:38px}
.features-title h2{margin-bottom:0}
.features-title>p{color:var(--muted);
  margin:0 0 4px}
.feature-grid{display:grid;
  grid-template-columns:1fr 1fr;
  gap:25px}
.feature-card{position:relative;
  min-height:375px;
  padding:33px 36px 32px;
  border-radius:20px;
  overflow:hidden}
.keyword-card{background:#f5f1e3;
  border:1px solid #e1dbc6}
.rest-card{background:#dceccf;
  border:1px solid #c4d9b5}
.feature-number{font-size:12px;
  letter-spacing:.1em;
  color:#617857;
  display:block;
  margin-bottom:18px}
.feature-card h3{font-size:27px;
  letter-spacing:-.04em;
  line-height:1.5;
  margin-bottom:16px}
.feature-card>p{color:var(--muted);
  font-size:15px;
  position:relative;
  z-index:1}
.keyword-example{background:var(--cream);
  border:1px solid #dedac8;
  border-radius:13px;
  padding:15px 17px;
  max-width:340px;
  margin-top:22px;
  transform:rotate(-2deg)}
.keyword-example>span{font-size:12px;
  color:var(--muted)}
.keyword-example>div{display:flex;
  align-items:center;
  gap:12px;
  border:1px solid #ccdac4;
  border-radius:7px;
  padding:9px;
  margin:8px 0;
  background:white}
.keyword-chip{font-size:14px;
  padding:2px 10px;
  border-radius:5px;
  background:var(--mint)}
.keyword-caret{display:block;
  height:18px;
  width:1px;
  background:#8a9f7e}
.keyword-example small{font-size:12px;
  color:var(--muted)}
.card-note{font-size:12px;
  color:#75836d;
  display:block;
  margin-top:22px;
  text-align:right;
  transform:rotate(-4deg)}
.rest-mascot-wrap{position:absolute;
  width:56%;
  right:-12px;
  bottom:-5px}
.rest-mascot{width:100%;
  transform:rotate(5deg)}
.sleep-note{position:absolute;
  top:0;
  right:43px;
  font-size:14px;
  color:#527145;
  transform:rotate(8deg)}
.quiet-feature{display:flex;
  align-items:center;
  gap:25px;
  margin-top:24px;
  border:1px solid var(--line);
  border-radius:15px;
  padding:25px 32px}
.quiet-key{border:1px solid #a8bca0;
  border-radius:9px;
  background:#eff5e6;
  padding:7px 14px;
  box-shadow:0 4px 0 #d9e3cf;
  font-size:16px;
  font-weight:600}
.quiet-feature p{margin:0;
  font-size:16px}
.quiet-feature p span{display:block;
  font-size:14px;
  color:var(--muted);
  margin-top:5px}
.quiet-stamp{margin-left:auto;
  white-space:nowrap;
  border:1px dashed #86a37a;
  padding:8px 16px;
  border-radius:50%;
  color:#6a875e;
  transform:rotate(-11deg);
  font-size:14px}
.start-section{padding-top:0}
.steps{display:grid;
  grid-template-columns:1fr 1fr 1fr;
  gap:38px;
  margin:38px 0 44px;
  padding:0;
  list-style:none}
.steps li{position:relative;
  padding-top:7px}
.step-number{display:grid;
  place-items:center;
  width:39px;
  height:39px;
  border:1px solid #a6b595;
  background:#eef2df;
  border-radius:50%;
  font-size:17px;
  font-weight:600;
  margin-bottom:22px}
.steps li:not(:last-child):after{content:'';
  position:absolute;
  left:55px;
  right:-12px;
  top:26px;
  border-top:1px dashed #bac5ac}
.steps h3{font-size:20px;
  margin-bottom:12px;
  font-weight:700}
.steps p{color:var(--muted);
  font-size:14px;
  line-height:1.9;
  margin:0}
.small-notes{border-top:1px solid var(--line)}
details{border-bottom:1px solid var(--line);
  padding:0 2px}
summary{list-style:none;
  cursor:pointer;
  display:flex;
  justify-content:space-between;
  gap:20px;
  padding:20px 0;
  font-size:15px;
  font-weight:500}
summary::-webkit-details-marker{display:none}
summary span{font-size:20px;
  font-weight:400;
  line-height:1.3;
  transition:transform .2s}
details[open] summary span{transform:rotate(45deg)}
details>div{padding-bottom:20px;
  max-width:850px}
details p{font-size:14px;
  color:var(--muted);
  margin-bottom:12px}
details p:last-child{margin:0}
.download-section{background:var(--ink);
  color:var(--cream);
  border-radius:27px;
  padding:52px 65px;
  display:grid;
  grid-template-columns:1.25fr 1fr;
  gap:40px;
  align-items:center;
  position:relative;
  overflow:hidden;
  margin-bottom:62px}
.download-section h2{font-size:40px;
  line-height:1.45;
  margin:14px 0 15px;
  letter-spacing:-.03em}
.download-eyebrow{font-size:12px;
  letter-spacing:.12em;
  color:#c0d6b8}
.download-section p{color:#c3d9c0}
.button.light{background:#d7efc1;
  color:var(--ink);
  box-shadow:0 5px 0 #648d60;
  margin-top:9px}
.button.light:hover{box-shadow:0 8px 0 #648d60}
.download-section .download-footnote{font-size:12px;
  margin:19px 0 0;
  color:#acc6a7}
.download-character{position:relative;
  isolation:isolate;
  align-self:end;
  margin-bottom:-45px}
.download-character:before{content:'';
  position:absolute;
  background:#234e3f;
  inset:25px -20px -70px;
  border-radius:50%;
  z-index:-1}
.download-character img{width:100%;
  transform:rotate(7deg)}
.download-bubble{display:block;
  position:absolute;
  top:-36px;
  left:0;
  color:#e1efcf;
  font-size:14px;
  transform:rotate(6deg);
  border:1px solid #82a17a;
  padding:10px 16px;
  border-radius:14px 14px 14px 0}
.guide-mascot{width:220px;
  margin:15px 0 -23px 60px;
  transform:rotate(-7deg)}
.demo-stage.is-paused .video-demo img{transform:rotate(-7deg) scale(.95)}
.video-demo img{transition:transform .3s}
.hero-key-note{pointer-events:none}

@media(max-width:1000px){.feature-card{padding:27px}
.feature-card h3{font-size:25px}
.rest-mascot-wrap{width:58%;
  right:-27px}
.feature-card>p{font-size:14px}
.download-section{padding:40px}
.download-section h2{font-size:34px}
.steps{gap:25px}
.steps p br{display:none}
.download-bubble{font-size:12px;
  white-space:nowrap;
  left:-25px}
.guide-mascot{width:190px;
  margin-left:25px}
}

@media(max-width:720px){.features-title{display:block;
  margin-bottom:26px}
.features-title>p{font-size:14px;
  margin-top:20px}
.feature-grid{grid-template-columns:1fr;
  gap:18px}
.feature-card{padding:26px;
  min-height:365px}
.feature-card h3{font-size:25px}
.rest-card{min-height:340px}
.rest-mascot-wrap{width:58%;
  max-width:270px;
  right:-10px;
  bottom:-10px}
.quiet-feature{padding:20px 18px;
  gap:17px;
  align-items:flex-start}
.quiet-stamp{display:none}
.quiet-key{font-size:14px;
  padding:6px 9px}
.quiet-feature p{font-size:14px}
.quiet-feature p span{font-size:13px}
.steps{grid-template-columns:1fr;
  gap:26px;
  margin:30px 0 36px}
.steps li{padding:0 0 0 62px}
.step-number{position:absolute;
  left:0;
  top:0}
.steps li:not(:last-child):after{top:48px;
  bottom:-17px;
  left:19px;
  right:auto;
  width:0;
  border-left:1px dashed #bac5ac;
  border-top:0}
.steps h3{font-size:19px;
  margin-bottom:6px}
.steps p{font-size:14px}
.steps p br{display:block}
summary{font-size:14px}
.download-section{grid-template-columns:1fr;
  padding:33px 28px 0;
  gap:45px;
  margin-bottom:40px;
  border-radius:20px}
.download-section h2{font-size:34px}
.download-character{width:210px;
  margin:-5px 0 -15px auto}
.download-bubble{left:-48px;
  top:0;
  font-size:12px;
  padding:7px 10px}
.download-character img{transform:rotate(7deg) translateX(25px)}
.guide-mascot{width:160px;
  margin:-7px 0 -30px auto;
  position:relative;
  z-index:1}
.section-heading:has(.guide-mascot){position:relative}
.header .brand small{font-size:12px}
.demo-caption,.download-meta{font-size:12px}
.promise-strip{font-size:14px}
.promise-strip span:before{font-size:10px}
.key-control span{font-size:13px}
.feature-card>p{font-size:16px}
}