:root{--navy:#1e2857;--teal:#164e57;--mint:#e1f1ed;--gold:#ffdaa1;--paper:#f6faf9;--muted:#50646a;color:var(--navy);background:var(--paper);font-family:"Segoe UI","Leelawadee UI","Microsoft JhengHei",Tahoma,sans-serif;font-synthesis:none}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-underline-offset:4px}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer}img{display:block;max-width:100%}.wrap{width:min(1180px,calc(100% - 64px));margin-inline:auto}p{line-height:1.8}h1,h2,h3,p{margin-top:0}h1,h2{letter-spacing:-.045em;text-wrap:balance}h1{font-size:clamp(38px,4.35vw,62px);line-height:1.3;margin-bottom:24px}h2{font-size:clamp(28px,3vw,42px);line-height:1.4}h3{font-size:22px;line-height:1.5}.header{min-height:110px;display:flex;align-items:center;gap:32px}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;font-size:23px;font-weight:700;white-space:nowrap}.brand img{border-radius:12px}.brand 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button[aria-pressed=true]{background:var(--gold);color:var(--navy);border-color:var(--gold)}[hidden]{display:none!important}.examples{min-height:248px}.bubble{padding:16px 20px;color:var(--navy);border-radius:18px;max-width:95%;margin-bottom:18px}.bubble span{font-size:11px;color:#4d666b}.bubble p{font-size:23px;line-height:1.6;margin:7px 0 0;overflow-wrap:anywhere}.from{background:white;margin-right:22px;border-bottom-left-radius:3px}.to{background:var(--gold);margin-left:22px;border-bottom-right-radius:3px}.example-caption{font-size:12px;color:#dfedeb;margin:0}.demo-note{font-size:11px;color:#d2e4e2;margin:16px 0 0;line-height:1.7}.features{padding-block:70px 84px;border-top:1px solid #ccdbda}.section-intro{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center;margin-bottom:42px}.section-intro h2{margin:0}.section-intro>p{color:var(--muted);font-size:17px;margin:0;max-width:34em}.feature-list{display:grid;grid-template-columns:repeat(3,1fr);gap:42px}.feature-list article{padding-top:24px;border-top:3px solid var(--teal)}.feature-list p{color:var(--muted);margin-bottom:0}.plans-section{background:var(--mint);padding-block:76px}.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.plan{background:#fff;padding:28px;border-radius:20px}.plan:first-child{background:var(--teal);color:white}.plan h3{font-size:17px}.quota{font-size:clamp(19px,2.1vw,28px);font-weight:700;line-height:1.5}.plan>p:last-child{font-size:14px;margin-bottom:0}.price-note{font-size:12px;max-width:80ch;color:var(--muted);margin:24px 0 0}.faq{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;padding-block:88px}.faq h2{max-width:13em}.faq details{border-bottom:1px solid #c5d6d6}.faq summary{font-size:17px;font-weight:600;padding:20px 24px 20px 0;cursor:pointer;line-height:1.6}.faq details p{font-size:15px;color:var(--muted);padding-bottom:14px}.closing{display:flex;align-items:center;gap:26px;background:var(--gold);border-radius:24px;padding:36px;margin-bottom:70px}.closing img{border-radius:20px}.closing h2{font-size:26px;letter-spacing:-.025em;margin-bottom:7px}.closing p{font-size:14px;margin:0}.closing .button{margin-left:auto;flex-shrink:0}footer{padding-bottom:22px;font-size:13px}.footer-main{display:flex;justify-content:space-between;gap:32px;padding-bottom:32px;border-bottom:1px solid #c5d6d6}.footer-main strong{font-size:19px}.footer-main p{color:var(--muted);margin:10px 0}.footer-main nav{display:grid;grid-template-columns:auto auto;gap:0 32px}.footer-main a{display:inline-flex;align-items:center;min-height:44px}.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:16px;color:var(--muted);gap:18px}.skip{position:absolute;top:-100px;left:12px;background:white;padding:14px;z-index:20}.skip:focus{top:12px}:focus-visible{outline:3px solid #bc6621;outline-offset:4px}.conversation :focus-visible{outline-color:white}html[lang=th] h1{font-size:clamp(36px,3.9vw,56px);line-height:1.55;letter-spacing:-.025em}html[lang=th] h2{line-height:1.6}html[lang=en] h1{font-size:clamp(38px,4.2vw,60px)}
@media(max-width:1000px){.header{gap:20px}.header nav{gap:14px}.hero{gap:32px}.conversation{padding:26px 24px}.section-intro{gap:40px}.closing{flex-wrap:wrap}.closing .button{margin-left:106px}.quota{font-size:23px}.plan{padding:22px}}
@media(max-width:760px){.wrap{width:calc(100% - 40px)}.header{min-height:100px;flex-wrap:wrap;gap:8px;padding-block:18px}.brand{font-size:20px}.brand img{width:40px;height:40px}.header nav{order:3;width:100%;margin:0;gap:24px}.languages{margin-left:auto}.languages a{font-size:12px;padding-inline:10px}.hero{grid-template-columns:1fr;gap:36px;padding-block:28px 56px}.hero-copy{max-width:560px}h1{font-size:44px}.intro{font-size:16px}.conversation{max-width:560px;width:100%;justify-self:center;border-radius:28px 28px 8px 28px;padding:24px}.conversation-title>span:first-child{font-size:48px}.section-intro{grid-template-columns:1fr;gap:20px;margin-bottom:30px}.features{padding-block:48px}.feature-list{grid-template-columns:1fr;gap:25px}.feature-list article{padding-top:20px}.feature-list h3{margin-bottom:8px}.plans-section{padding-block:48px}.plans{grid-template-columns:1fr;gap:12px}.plan{padding:25px}.plan h3{margin-bottom:10px}.quota{margin-bottom:12px;font-size:26px}.faq{grid-template-columns:1fr;gap:10px;padding-block:52px}.faq h2{margin-bottom:12px}.closing{padding:26px;gap:18px;margin-bottom:44px}.closing img{width:60px;height:60px;border-radius:16px}.closing>div{flex:1;min-width:160px}.closing h2{font-size:24px}.closing .button{margin-left:0;width:100%}.footer-main{flex-direction:column;gap:22px}.footer-main nav{justify-content:start;column-gap:24px}.footer-bottom{align-items:start}html[lang=en] h1{font-size:42px}html[lang=th] h1{font-size:38px}}
@media(max-width:370px){.wrap{width:calc(100% - 32px)}.brand{font-size:17px;gap:8px}.brand small{font-size:10px}.brand img{width:34px;height:34px}.languages a{padding-inline:8px}.hero h1{font-size:36px}.conversation{padding:20px 16px}.bubble{padding:15px}.bubble p{font-size:21px}.example-buttons{gap:5px}.example-buttons button{padding-inline:9px;font-size:12px}.conversation-title>span:first-child{font-size:43px}.footer-bottom{flex-wrap:wrap;gap:4px}}
@media(prefers-reduced-motion:no-preference){a,button{transition:background-color .15s,color .15s}}
@media(max-width:760px){html[lang="zh-Hant"] h1{font-size:clamp(30px,9vw,38px)}}