/* agentmate — exact visual replica of pachat.ai
   Reproduces pachat.ai's design system: Figtree/Nunito fonts,
   ink #141414, pill nav with scroll effect, animated hero stage,
   chat demo, sections with reveal animations, step cards, FAQ, footer.
*/

:root{
  --ink:rgba(0,0,0,.86);
  --ink-2:rgba(0,0,0,.52);
  --ink-3:rgba(0,0,0,.38);
  --line:rgba(0,0,0,.07);
  --soft:#F5F5F7;
  --eo:cubic-bezier(.22,1,.36,1);
  --spring:cubic-bezier(.34,1.45,.64,1);
  --font:'Figtree', ui-sans-serif, system-ui, -apple-system, sans-serif;
  --font-nunito:'Nunito', var(--font);
}

*{box-sizing:border-box;margin:0;padding:0}
html{background:#fff;scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:#fff;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button{font:inherit;border:0;background:none;cursor:pointer;color:inherit}
img,svg{display:block;max-width:100%}

/* CJK fonts */
html:lang(zh-Hans){--font:'Figtree',"PingFang SC","Noto Sans SC","Microsoft YaHei",ui-sans-serif,system-ui,-apple-system,sans-serif}
html:lang(ja){--font:'Figtree',"Hiragino Sans","Noto Sans JP","Yu Gothic",Meiryo,ui-sans-serif,system-ui,-apple-system,sans-serif}
html:is(:lang(zh-Hans),:lang(ja)) :is(h1,h2,h3,h4){letter-spacing:normal}
html:lang(ja) :is(h1,h2,h3,h4){word-break:auto-phrase}
html:lang(ja) body{word-break:auto-phrase}
html:is(:lang(zh-Hans),:lang(ja)) :is(p,li,dd,figcaption,summary){text-wrap:pretty}

/* ---------- Buttons ---------- */
.btn{position:relative;display:inline-flex;align-items:center;gap:10px;height:44px;padding:0 20px;border-radius:999px;font-size:16px;font-weight:500;white-space:nowrap;transition:transform .25s var(--eo),background-color .25s,box-shadow .3s var(--eo)}
.btn:active{transform:scale(.97)}
.btn-dark{background:#141414;color:#fff}
.btn-dark:hover{background:#000;box-shadow:0 10px 24px rgba(0,0,0,.18);transform:translateY(-1px)}
.btn-light{background:rgba(0,0,0,.045);color:rgba(0,0,0,.8)}
.btn-light:hover{background:rgba(0,0,0,.075)}
.btn-lg{height:54px;padding:0 26px;font-size:17.5px}

/* ---------- Language bar (top, when page isn't in visitor's language) ---------- */
.lang-bar{position:relative;z-index:60;display:flex;align-items:center;justify-content:center;min-height:46px;padding:7px 56px;background:#141414;color:#fff;font-size:15px;line-height:1.4}
.lang-bar p{margin:0;display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:6px 14px;text-align:center}
.lang-bar-go{display:inline-flex;align-items:center;height:32px;padding:0 16px;border-radius:999px;background:#fff;color:#141414;font-weight:600;white-space:nowrap}
.lang-bar-go:hover{background:#ECECEF}
.lang-bar-x{position:absolute;right:10px;top:50%;transform:translateY(-50%);display:grid;place-items:center;width:36px;height:36px;padding:0;border:0;border-radius:999px;background:none;color:#fff;cursor:pointer}
.lang-bar-x:hover{background:rgba(255,255,255,.14)}
@media (max-width:600px){.lang-bar{padding:7px 48px 7px 14px;font-size:14px}.lang-bar-x{right:6px}}
.nav:not(.scrolled){margin-top:var(--lang-bar-h,0px)}

/* ---------- Nav ---------- */
.nav{position:fixed;top:18px;left:50%;transform:translateX(-50%);width:min(1360px,calc(100vw - 48px));height:60px;border-radius:999px;background:rgba(255,255,255,0);border:1px solid rgba(0,0,0,0);box-shadow:0 10px 34px rgba(0,0,0,0);backdrop-filter:blur(0px);-webkit-backdrop-filter:blur(0px);display:flex;align-items:center;justify-content:space-between;padding:0 6px 0 10px;z-index:50;transition:width .75s var(--eo),height .6s var(--eo),top .6s var(--eo),padding .6s var(--eo),background-color .5s,box-shadow .6s var(--eo),border-color .5s,backdrop-filter .5s,opacity .8s var(--eo),translate .8s var(--eo);opacity:0;translate:0 -10px}
.loaded .nav{opacity:1;translate:0 0}
.nav.scrolled{top:14px;width:min(920px,calc(100vw - 32px));height:56px;padding:0 7px 0 20px;background:rgba(246,247,249,.65);border-color:rgba(255,255,255,.6);box-shadow:0 10px 40px rgba(0,0,0,.10),inset 0 1px 0 rgba(255,255,255,.8);backdrop-filter:blur(24px) saturate(1.8);-webkit-backdrop-filter:blur(24px) saturate(1.8)}
.nav .btn{transition:transform .25s var(--eo),background-color .25s,box-shadow .3s var(--eo),height .5s var(--eo),padding .5s var(--eo)}
.nav.scrolled .btn{height:42px;padding:0 18px}
.logo{display:flex;align-items:center;gap:6px;font-family:var(--font-nunito);font-size:25px;font-weight:900;letter-spacing:-.03em;color:#141414}
.logo img{width:40px;height:40px;flex:none}
.logo svg{width:34px;height:34px;transition:transform .5s var(--spring)}
.logo:hover svg{transform:rotate(-8deg) scale(1.06)}
.nav-links{display:flex;gap:6px;font-size:16px;color:rgba(0,0,0,.7);position:absolute;left:50%;transform:translateX(-50%)}
.nav-links a{padding:7px 14px;border-radius:999px;white-space:nowrap;transition:background-color .25s,color .25s}
.nav-links a:hover{background:rgba(0,0,0,.05);color:#000}
.nav-right{display:flex;align-items:center;gap:10px;font-size:16px}

/* Language switcher */
.nav-lang-box{position:relative;display:inline-flex}
.nav-lang{display:inline-grid;place-items:center;width:42px;height:42px;padding:0;border:0;border-radius:999px;background:rgba(0,0,0,.045);color:#141414;cursor:pointer;transition:background-color .25s}
.nav-lang:hover,.nav-lang[aria-expanded="true"]{background:rgba(0,0,0,.075)}
.nav-lang svg{width:20px;height:20px}
.nav-lang-menu{position:absolute;top:calc(100% + 10px);right:0;z-index:70;min-width:210px;margin:0;padding:6px;list-style:none;background:rgba(255,255,255,.65);border:1px solid rgba(255,255,255,.7);border-radius:18px;box-shadow:0 14px 44px rgba(0,0,0,.14),inset 0 1px 0 rgba(255,255,255,.9);-webkit-backdrop-filter:blur(24px) saturate(1.8);backdrop-filter:blur(24px) saturate(1.8)}
.nav-lang-menu[hidden]{display:none}
.nav-lang-opt{display:flex;align-items:center;justify-content:space-between;gap:14px;height:44px;padding:0 14px;border-radius:12px;font-size:16px;font-weight:500;color:#141414;white-space:nowrap}
@media (hover:hover){.nav-lang-opt:hover{background:rgba(0,0,0,.025)}}
.nav-lang-opt.on{background:#F2F2F4}
.nav-lang-opt .check{color:#5B47C9;font-weight:700}

/* Mobile */
.nav-burger{display:none;place-items:center;flex:none;width:44px;height:44px;padding:0;border:0;border-radius:999px;background:rgba(0,0,0,.045);color:#141414;cursor:pointer;transition:background-color .25s}
.nav-burger:hover{background:rgba(0,0,0,.075)}
.nav-burger svg{width:22px;height:22px}
@media (max-width:900px){.nav-guides{display:inline-flex;align-items:center;height:42px;padding:0 14px;border-radius:999px;font-size:16px;font-weight:500;color:#141414;background:rgba(0,0,0,.045);white-space:nowrap}}
@media (max-width:820px){.nav-links{display:none}.nav-burger{display:inline-grid}}
@media (max-width:560px){
  .nav,.gd-nav{top:8px;height:52px;padding:0 4px 0 6px}
  .nav.scrolled,.gd-nav.scrolled{padding:0 4px 0 12px}
  .logo{font-size:23px;gap:6px}.logo img{width:36px;height:36px}
  .nav-burger{display:inline-grid}
}

/* Mobile menu */
.mm{position:fixed;inset:0;z-index:90;display:flex;flex-direction:column;padding:calc(8px + env(safe-area-inset-top,0px)) 12px calc(28px + env(safe-area-inset-bottom,0px));background:#fff;overflow-y:auto;font-family:var(--font);color:#141414}
.mm[hidden]{display:none}
.mm::before,.mm::after{content:"";position:absolute;z-index:-1;width:80vw;height:44vh;border-radius:50%;filter:blur(70px);pointer-events:none}
.mm::before{left:-30vw;bottom:-14vh;background:#FFD2BC;opacity:.75}
.mm::after{right:-30vw;bottom:-10vh;background:#CFE2FF;opacity:.85}
.mm-top{display:flex;align-items:center;justify-content:space-between;flex:none;height:52px}
.mm-logo{display:flex;align-items:center;gap:8px;font-family:var(--font-nunito);font-size:23px;font-weight:900;letter-spacing:-.03em;color:#141414}
.mm-logo img{width:36px;height:36px}
.mm-x{width:44px;height:44px;border-radius:999px;background:rgba(0,0,0,.045);display:grid;place-items:center}
.mm-body{display:flex;flex-direction:column;padding:22px 12px 28px}
.mm-link{display:flex;align-items:center;justify-content:space-between;min-height:72px;font-size:32px;font-weight:500;letter-spacing:-.02em;color:#141414;border-bottom:1px solid rgba(0,0,0,.08)}
html:is(:lang(zh-Hans),:lang(ja)) .mm-link{letter-spacing:normal}
.mm-link svg{flex:none;color:rgba(0,0,0,.35)}
.mm-label{display:flex;align-items:center;gap:8px;margin:26px 0 0;font-size:15px;line-height:1.4;color:rgba(0,0,0,.5)}
.mm-langs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:12px}
.mm-lang{display:flex;align-items:center;justify-content:center;min-height:50px;padding:6px 10px;border-radius:14px;background:rgba(0,0,0,.04);font-size:15px;font-weight:500;color:#141414;text-align:center}
.mm-lang.on{background:#fff;box-shadow:inset 0 0 0 1.5px #141414}
.mm-foot{flex:none;margin-top:auto;padding:0 12px}
.mm-foot .btn{display:flex;align-items:center;justify-content:center;width:100%;height:56px;padding:0 20px;border-radius:999px;background:#141414;color:#fff;font-size:17px;font-weight:600}
@media (min-width:561px){.mm{display:none}}

/* ---------- Hero stage ---------- */
.stage-wrap{position:relative;height:460vh}
.stage{position:sticky;top:0;height:100vh;overflow:hidden}
.bloom{position:absolute;border-radius:50%;filter:blur(90px);pointer-events:none;will-change:transform}
.drift-a{animation:drift 22s ease-in-out infinite alternate}
.drift-b{animation:drift 27s ease-in-out infinite alternate-reverse}
.drift-c{animation:drift 31s ease-in-out infinite alternate}
@keyframes drift{0%{transform:translate(0,0) scale(1)}50%{transform:translate(40px,-24px) scale(1.06)}100%{transform:translate(-30px,18px) scale(.97)}}
.flow-a{animation:flowA 14s ease-in-out infinite alternate}
.flow-b{animation:flowB 17s ease-in-out infinite alternate}
.flow-c{animation:flowC 12s ease-in-out infinite alternate}
.flow-d{animation:flowD 19s ease-in-out infinite alternate}
.flow-e{animation:flowE 21s ease-in-out infinite alternate}
@keyframes flowA{0%{transform:translate(0,0) scale(1) rotate(0deg);border-radius:46% 54% 60% 40%/50% 45% 55% 50%}50%{transform:translate(12vw,-9vh) scale(1.22) rotate(28deg);border-radius:62% 38% 42% 58%/40% 62% 38% 60%}100%{transform:translate(4vw,6vh) scale(.92) rotate(-12deg);border-radius:40% 60% 56% 44%/60% 40% 60% 40%}}
@keyframes flowB{0%{transform:translate(0,0) scale(1.05) rotate(0deg);border-radius:55% 45% 40% 60%/45% 55% 45% 55%}50%{transform:translate(-14vw,-6vh) scale(.9) rotate(-24deg);border-radius:40% 60% 62% 38%/58% 42% 58% 42%}100%{transform:translate(-4vw,8vh) scale(1.2) rotate(14deg);border-radius:60% 40% 45% 55%/40% 60% 40% 60%}}
@keyframes flowC{0%{transform:translate(0,0) scale(.95)}50%{transform:translate(-10vw,-12vh) scale(1.25)}100%{transform:translate(9vw,-4vh) scale(1)}}
@keyframes flowD{0%{transform:translate(0,0) scale(1) rotate(0deg)}50%{transform:translate(16vw,8vh) scale(1.2) rotate(30deg)}100%{transform:translate(28vw,-2vh) scale(.95) rotate(-10deg)}}
@keyframes flowE{0%{transform:translate(0,0) scale(1)}50%{transform:translate(-18vw,10vh) scale(1.3)}100%{transform:translate(-6vw,4vh) scale(.9)}}

.hero-copy{position:absolute;left:0;right:0;top:max(170px,21.5vh);text-align:center;z-index:5;will-change:transform,opacity}
.hero-copy > *{opacity:0;transform:translateY(18px);filter:blur(8px);transition:opacity .9s var(--eo),transform 1s var(--eo),filter .9s var(--eo);transition-delay:var(--d,0s)}
.loaded .hero-copy > *{opacity:1;transform:none;filter:none}
.eyebrow{display:inline-block;font-size:15px;font-weight:500;color:rgba(0,0,0,.66);background:rgba(0,0,0,.045);border-radius:999px;padding:6px 15px}
.h1{font-size:clamp(42px,4.15vw,80px);line-height:1.05;font-weight:400;letter-spacing:-.03em;color:var(--ink);margin-top:26px}
.lead{font-size:clamp(18px,1.2vw,23px);line-height:1.45;color:var(--ink-3)}
.hero-copy .lead{margin:24px auto 0;max-width:1100px;padding:0 24px}
.hero-copy .lead > span{display:block;text-wrap:balance}
.hl{background:linear-gradient(transparent 56%,#FFE3A6 56%,#FFE3A6 92%,transparent 92%) no-repeat 0 0/0% 100%;color:var(--ink);font-weight:500;padding:0 .12em;margin:0 -.12em;transition:background-size .9s var(--eo) var(--h,1s)}
.loaded .hl{background-size:100% 100%}
@media (prefers-reduced-motion:reduce){.hl{transition:none}}

/* Audience chips */
.aud{overflow-x:auto;scrollbar-width:none;margin:22px auto 0;max-width:820px;-webkit-mask-image:linear-gradient(to right,transparent,#000 10%,#000 90%,transparent);mask-image:linear-gradient(to right,transparent,#000 10%,#000 90%,transparent)}
.aud::-webkit-scrollbar{display:none}
.aud-track{display:flex;width:max-content;padding:0 10%}
.aud-set{display:flex;flex:none}
.aud.run{overflow:hidden}
.aud.run .aud-track{animation:audRun var(--aud-t,40s) linear infinite}
@keyframes audRun{to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.aud.run{overflow-x:auto}.aud.run .aud-track{animation:none;padding:0 10%}.aud.run .aud-set+.aud-set{display:none}}
.aud span{flex:none;margin-right:8px;font-size:13.5px;line-height:1.4;color:rgba(0,0,0,.62);border:1px solid rgba(0,0,0,.08);background:rgba(255,255,255,.55);border-radius:999px;padding:4px 11px 4px 9px;white-space:nowrap}
.aud-emoji{margin-right:5px}
.aud + .send{margin-top:34px}
.hero-copy .h1{margin-top:0}

/* Signup */
.send{display:flex;justify-content:center;margin-top:48px}
.st{display:flex;gap:14px;align-items:flex-start;position:relative}
.signup-cta{width:min(600px,100%);display:flex;flex-direction:column;align-items:center;gap:12px}
.hero-copy .signup-cta{padding:0 24px}
.signup{display:flex;align-items:center;gap:8px;width:100%;max-width:480px;height:64px;padding:7px 7px 7px 24px;border-radius:999px;background:rgba(255,255,255,.55);border:1px solid rgba(255,255,255,.7);box-shadow:0 12px 40px rgba(30,20,60,.12),inset 0 1px 0 rgba(255,255,255,.9);backdrop-filter:blur(28px) saturate(1.8);-webkit-backdrop-filter:blur(28px) saturate(1.8);transition:border-color .2s,box-shadow .2s}
.signup:focus-within{border-color:#141414;box-shadow:0 12px 36px rgba(30,20,60,.08),0 0 0 4px rgba(0,0,0,.06)}
.signup input{flex:1;min-width:0;height:100%;border:0;background:none;outline:none;font:inherit;font-size:17px;color:#141414}
.signup input::placeholder{color:rgba(0,0,0,.4)}
.signup input:-webkit-autofill,.signup input:-webkit-autofill:hover,.signup input:-webkit-autofill:focus{-webkit-text-fill-color:#141414;caret-color:#141414;transition:background-color 600000s 0s,color 600000s 0s,border-color .2s,box-shadow .2s}
.signup .btn{height:50px;padding:0 26px;font-size:16.5px;font-weight:600;flex:none}
.signup .btn:disabled{opacity:.5;cursor:default}
.signup .btn[aria-busy="true"]{opacity:.7;cursor:progress}
.signup-err{font-size:15px;line-height:1.5;color:#9A2A1E}
.signup-err[hidden]{display:none}
.g-or{display:flex;align-items:center;gap:12px;width:200px;margin-top:6px;font-size:13px;line-height:20px;color:rgba(0,0,0,.42)}
.g-or::before,.g-or::after{content:"";flex:1;height:1px}
.g-or::before{background:linear-gradient(to right,rgba(0,0,0,0),rgba(0,0,0,.13))}
.g-or::after{background:linear-gradient(to left,rgba(0,0,0,0),rgba(0,0,0,.13))}
.g-btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;height:50px;padding:0 26px;border-radius:999px;background:rgba(255,255,255,.55);border:1px solid rgba(255,255,255,.7);box-shadow:0 12px 40px rgba(30,20,60,.12),inset 0 1px 0 rgba(255,255,255,.9);-webkit-backdrop-filter:blur(28px) saturate(1.8);backdrop-filter:blur(28px) saturate(1.8);font-size:16px;font-weight:500;color:#141414;white-space:nowrap;transition:transform .25s var(--eo),background-color .25s,box-shadow .3s var(--eo)}
.g-btn:hover{background:#fff;box-shadow:0 14px 36px rgba(30,20,60,.12);transform:translateY(-1px)}
.g-btn:active{transform:scale(.97)}
.m-email{display:none}
.ctas{display:flex;gap:14px;justify-content:center;margin-top:34px}

/* Hero beat text */
.beat{position:absolute;left:0;right:0;top:20vh;text-align:center;opacity:0;z-index:4;pointer-events:none}
.h2{font-size:clamp(36px,2.9vw,56px);line-height:1.1;font-weight:400;letter-spacing:-.025em;color:var(--ink)}

/* Actors in stage */
.actor{position:absolute;left:0;top:0;width:150px;height:150px;z-index:8;will-change:transform,opacity;pointer-events:none}
.actor svg{position:absolute;left:50%;bottom:0;transform:translateX(-50%);overflow:visible}
.actor .shadow{position:absolute;left:50%;bottom:-10px;width:62%;height:14px;transform:translateX(-50%);border-radius:50%;background:rgba(40,30,60,.13);filter:blur(6px)}
.actor .name{position:absolute;left:50%;top:calc(100% + 16px);transform:translateX(-50%);font-size:14.5px;color:var(--ink-3);white-space:nowrap}

/* Group chat window in stage */
.chat{position:absolute;pointer-events:none;background:#fff;border-radius:28px;border:1px solid rgba(0,0,0,.06);box-shadow:0 40px 100px rgba(30,20,70,.12),0 4px 14px rgba(0,0,0,.04);overflow:hidden;opacity:0;z-index:6;will-change:transform,opacity}
.chat-head{height:72px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 24px}
.chat-head .gn{font-size:19px;font-weight:600;letter-spacing:-.01em}
.chat-head .gm{font-size:13.5px;color:var(--ink-3);margin-top:3px}
.tag-ag{display:inline-flex;align-items:center;gap:5px;margin-left:10px;font-size:12.5px;font-weight:500;color:#5B47C9;background:#EEEAFF;border-radius:999px;padding:3px 9px;vertical-align:2px;letter-spacing:0}
.stack{display:flex}
.slot{width:30px;height:30px;margin-left:-7px;border-radius:50%;box-shadow:0 0 0 2.5px #fff;display:flex;align-items:center;justify-content:center}
.slot svg{width:22px;height:22px}
.vp{position:absolute;left:0;right:0;top:72px;bottom:84px;overflow:hidden;-webkit-mask-image:linear-gradient(to bottom,transparent 0,#000 22px,#000 100%);mask-image:linear-gradient(to bottom,transparent 0,#000 22px,#000 100%)}
.list{padding:18px 24px 0;display:flex;flex-direction:column;gap:13px;transition:transform .7s var(--eo);position:relative}
.msg{display:flex;gap:11px;align-items:flex-start;opacity:0;transform:translateY(16px) scale(.985);transform-origin:left top;transition:opacity .45s var(--eo),transform .6s var(--eo)}
.msg.in{opacity:1;transform:none}
.who{font-size:14px;font-weight:600;color:rgba(0,0,0,.78);display:flex;gap:8px;align-items:baseline}
.who span{font-weight:400;color:var(--ink-3);font-size:12.5px}
.bub{margin-top:4px;background:var(--soft);border-radius:6px 16px 16px 16px;padding:9px 14px;font-size:15.5px;line-height:1.4;color:rgba(0,0,0,.82);display:inline-block}
.at{color:#3D6FE0;font-weight:500}
.quote{border-left:3px solid rgba(0,0,0,.14);padding:1px 0 1px 9px;margin-bottom:6px;font-size:13.5px;color:var(--ink-3)}
.place{margin-top:6px;display:flex;gap:12px;align-items:center;border:1px solid var(--line);border-radius:14px;padding:8px 16px 8px 8px;width:max-content;background:#fff}
.place .ph{width:48px;height:48px;border-radius:10px;background:linear-gradient(135deg,#F6C9A8,#E98C6B 60%,#B9583F)}
.place b{font-size:15px;font-weight:600;display:block}
.place small{font-size:13px;color:var(--ink-3)}
.pic{margin-top:6px;position:relative;width:250px;height:150px;border-radius:14px;overflow:hidden;box-shadow:0 4px 14px rgba(0,0,0,.06)}
.pic + .bub{margin-top:6px}
.pic img{width:100%;height:100%;object-fit:cover;display:block}
.pic span{position:absolute;left:8px;bottom:8px;font-size:12.5px;font-weight:500;color:#fff;background:rgba(0,0,0,.25);backdrop-filter:blur(16px) saturate(1.5);-webkit-backdrop-filter:blur(16px) saturate(1.5);border-radius:999px;padding:3px 9px}
.b-card{padding:0!important;overflow:hidden;width:250px}
.b-card img{display:block;width:100%;height:118px;object-fit:cover}
.b-card .cap2{padding:9px 13px 2px}
.b-card .cap2 b{display:block;font-size:14.5px;font-weight:600}
.b-card .cap2 small{font-size:12.5px;color:var(--ink-3)}
.b-card .q2{padding:4px 13px 11px;font-size:15px}
.b-ok{display:flex;align-items:center;gap:10px;background:#EAF7EE!important}
.b-ok .ok{width:26px;height:26px;border-radius:50%;background:#34C759;color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;flex:none}
.b-ok b{display:block;font-size:14.5px;font-weight:600}
.b-ok small{font-size:12.5px;color:var(--ink-2)}
.typing{position:absolute;left:24px;display:flex;gap:11px;align-items:center;opacity:0;transform:translateY(8px);transition:opacity .3s var(--eo),transform .4s var(--eo)}
.typing.on{opacity:1;transform:none}
.dots{background:var(--soft);border-radius:6px 16px 16px 16px;height:36px;padding:0 14px;display:flex;align-items:center;gap:5px}
.dots i{width:7px;height:7px;border-radius:50%;background:rgba(0,0,0,.32);animation:bounce 1.2s infinite ease-in-out}
.dots i:nth-child(2){animation-delay:.15s}.dots i:nth-child(3){animation-delay:.3s}
@keyframes bounce{0%,60%,100%{transform:translateY(0);opacity:.5}30%{transform:translateY(-4px);opacity:1}}

/* Top cap and chat for the stage */
.topcap{position:absolute;left:0;right:0;text-align:center;opacity:0;z-index:4;pointer-events:none}
.topcap .h2{padding:0 24px;text-wrap:balance}

/* Chat with sidebar */
.chat{--lw:0px}
.w-list{position:absolute;left:0;top:0;bottom:0;width:var(--lw);padding:16px 12px;border-right:1px solid rgba(0,0,0,.06);background:rgba(248,248,250,.92);display:flex;flex-direction:column;overflow:hidden}
.w-me{display:flex;align-items:center;gap:10px;margin:2px 6px 14px}
.w-me .av{width:34px;height:34px;font-size:14px}
.w-me b{display:block;font-size:15px;font-weight:700;color:#141414;line-height:1.25}
.w-me small{display:block;font-size:12px;color:var(--ink-3);line-height:1.35}
.w-rows{display:flex;flex-direction:column;gap:4px}
.w-row{padding:10px;border-radius:16px;display:flex;align-items:flex-start;gap:12px;position:relative;overflow:hidden}
.w-row.on{background:#EFEFF3}
.w-row.on::before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:4px;border-radius:0 999px 999px 0;background:#141414}
.w-tiles{width:40px;height:40px;border-radius:50%;flex:none;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:2px;padding:2px;background:#EFEFF2;overflow:hidden;box-shadow:0 0 0 1px rgba(0,0,0,.06),0 1px 2px rgba(0,0,0,.04)}
.w-tiles > span{border-radius:8px;display:flex;align-items:center;justify-content:center;aspect-ratio:1;font-size:8px;font-weight:700;color:#fff}
.w-tiles svg{width:13px;height:13px}
.w-b{flex:1;min-width:0;padding:2px 0}
.w-t{display:flex;justify-content:space-between;align-items:baseline;gap:8px;margin-bottom:2px}
.w-n{font-size:13.5px;font-weight:700;color:#141414;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.w-time{font-size:10.5px;color:var(--ink-3);flex:none}
.w-r2{display:flex;align-items:center;gap:6px}
.w-p{flex:1;min-width:0;font-size:12px;line-height:1.4;color:var(--ink-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.w-badge{min-width:18px;height:18px;padding:0 5px;border-radius:999px;background:#FF3B30;color:#fff;font-size:10.5px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;flex:none}
.w-pane{position:absolute;top:0;bottom:0;right:0;left:var(--lw)}
.hslot{width:30px;height:30px;margin-left:-7px;border-radius:50%;box-shadow:0 0 0 2.5px #fff;display:flex;align-items:center;justify-content:center;color:#fff;font-size:12.5px;font-weight:700}
.hslot:first-child{margin-left:0}
.hslot+.slot{margin-left:3px}
.av-human{color:#fff;font-weight:700;font-size:14.5px}
.who .ptag{font-size:11px;font-weight:600;border-radius:999px;padding:0 7px;line-height:18px;white-space:nowrap;align-self:center}
.who .ptag-you{color:#fff;background:#141414}
.who .ptag-human{color:#fff;background:#17614A}
.who .ptag-agent{color:#5B47C9;background:#EEEAFF}
.bub.bub-human{background:#E3F3EC}
.w-pane .msg{max-width:84%}
.w-pane .who{flex-wrap:wrap;white-space:nowrap}
.w-pane .bub .at{white-space:nowrap}
.w-pane .pic{width:208px;height:125px}
.msg.msg-me{align-self:flex-end;flex-direction:row-reverse;transform-origin:right top}
.msg.msg-me .who{justify-content:flex-end}
.msg.msg-me > div:last-child{text-align:right}
.msg.msg-me .bub{text-align:left;border-radius:16px 6px 16px 16px}
.w-cmp{position:absolute;left:20px;right:20px;bottom:16px}
.w-as{display:flex;align-items:center;gap:7px;font-size:12.5px;color:var(--ink-2);margin:0 0 8px 4px}
.w-as b{color:#141414;font-weight:600}
.w-as .w-as-av{width:20px;height:20px;font-size:9px}
.w-box{border:1px solid rgba(0,0,0,.13);border-radius:20px;background:#fff;padding:10px 10px 8px 16px;display:flex;flex-direction:column;gap:6px;transition:border-color .2s,box-shadow .2s}
.w-box.on{border-color:#141414;box-shadow:0 0 0 4px rgba(0,0,0,.06)}
.w-txt{font-size:15px;line-height:22px;height:22px;color:#141414;white-space:nowrap;overflow:hidden}
.w-ph{display:block;color:#8E8E93;overflow:hidden;text-overflow:ellipsis}
.w-caret{display:inline-block;width:1.5px;height:17px;background:#141414;vertical-align:-3px;margin-left:1px;animation:caret 1s steps(1) infinite}
@keyframes caret{50%{opacity:0}}
.w-tools{display:flex;align-items:center;gap:2px;margin-left:-8px}
.w-ic{width:32px;height:32px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;color:#5A5A60}
.w-at{font-size:16px;font-weight:600}
.w-send{margin-left:auto;width:34px;height:34px;border-radius:50%;background:#DADADF;color:#fff;display:inline-flex;align-items:center;justify-content:center;transition:background-color .2s,transform .2s var(--spring)}
.w-send.on{background:#141414}
.w-send.press{transform:scale(.86)}
/* 矮窗口（手机横屏、小屏手机）：输入框收成一行，工具和发送键放在文字右边；再矮就不显示「以谁的身份发言」，给消息留出位置。类名由脚本按消息区剩下的高度加 */
.chat.cmp-row .w-box{flex-direction:row;align-items:center;gap:4px;padding:6px 6px 6px 16px}
.chat.cmp-row .w-txt{flex:1;min-width:0}
.chat.cmp-row .w-tools{margin-left:0}
.chat.cmp-min .w-as{display:none}

/* Avatars */
.av{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex:none}
.av svg{width:28px;height:28px}
.av-jolly{background:#F4ECDD}.av-alfred{background:#FFF1C2}.av-clawd{background:#FBE3D9}.av-cue{background:#E1ECFF}.av-molty{background:#FFE0DB}.av-grok{background:#E6E9EF}.av-hermes{background:#EFEFEF}
.av-hermes svg{transform:translateY(-45%)}

/* ---------- Sections ---------- */
.sec{position:relative;padding:150px 24px 30px;overflow-x:clip}
.wrap{max-width:1280px;margin:0 auto;position:relative}
.sec-head{text-align:center;max-width:1000px;margin:0 auto}
.sec-head .h2{margin-top:20px}
.sec-head .lead{margin-top:16px}
[data-r]{opacity:0;transform:translateY(24px);filter:blur(6px);transition:opacity .85s var(--eo),transform 1s var(--eo),filter .85s var(--eo);transition-delay:var(--d,0s)}
[data-r].in{opacity:1;transform:none;filter:none}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.note{max-width:780px;margin:28px auto 0;text-align:center;font-size:15px;line-height:1.5;color:var(--ink-3)}
.note a{color:var(--ink);text-decoration:underline;text-decoration-color:rgba(0,0,0,.25);text-underline-offset:3px}
.lift{height:100%;transition:transform .55s var(--eo),box-shadow .55s var(--eo)}
.lift:hover{transform:translateY(-6px)}

/* Step cards */
.step-card{border-radius:30px;padding:32px 32px 0;height:448px;position:relative;overflow:hidden}
.lift:hover .step-card{box-shadow:0 30px 60px rgba(30,20,60,.09)}
.step-card .n{width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.85);display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:600}
.step-card h3{font-size:26px;font-weight:500;letter-spacing:-.015em;margin-top:22px}
.step-card p{font-size:17px;line-height:1.5;color:var(--ink-2);margin-top:8px}
.step-card p a{color:var(--ink);text-decoration:underline;text-decoration-color:rgba(0,0,0,.25);text-underline-offset:3px}
.panel{position:absolute;left:26px;right:26px;bottom:26px;height:178px;background:rgba(255,255,255,.55);border:1px solid rgba(255,255,255,.6);border-radius:22px;padding:18px;box-shadow:0 10px 36px rgba(30,20,60,.10),inset 0 1px 0 rgba(255,255,255,.8);-webkit-backdrop-filter:blur(20px) saturate(1.6);backdrop-filter:blur(20px) saturate(1.6)}
.me{background:#141414;color:#fff;border-radius:16px 16px 6px 16px;padding:9px 14px;font-size:15px;margin-left:auto;width:max-content;max-width:100%}
.c1 .me{opacity:0;transform:translateX(18px)}
.in .c1 .me{opacity:1;transform:none;transition:opacity .5s var(--eo) .5s,transform .7s var(--eo) .5s}
.c1 .slot2{position:relative;height:44px;margin-top:14px}
.c1 .slot2 > *{position:absolute;left:0;top:0;display:flex;gap:10px;align-items:center}
.c1 .tp{opacity:0}
.in .c1 .tp{animation:tp 1.1s 1.05s both}
@keyframes tp{0%{opacity:0;transform:translateY(6px)}18%{opacity:1;transform:none}82%{opacity:1}100%{opacity:0}}
.c1 .rp{opacity:0;transform:translateY(8px)}
.in .c1 .rp{opacity:1;transform:none;transition:opacity .5s var(--eo) 2.1s,transform .7s var(--eo) 2.1s}
.c1 .rp .bub{margin:0;background:#F6F2EC}
.c3 .link{display:flex;align-items:center;gap:10px;background:#F4F6FA;border-radius:999px;padding:7px 7px 7px 16px;font-size:14.5px}
.c3 .lnk{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0;color:var(--ink-2)}
.c3 .done{flex:none;font-size:13px;font-weight:600;color:#059669;opacity:0;transform:translateX(-6px);transition:opacity .4s var(--eo) 1s,transform .4s var(--eo) 1s}
.c3 .cp{flex:none;height:30px;padding:0 14px;border-radius:999px;background:#141414;color:#fff;font-size:13px;font-weight:500;display:inline-grid;align-items:center;cursor:pointer;transition:background-color .2s,transform .2s}
.c3 .cp:hover{background:#000;transform:translateY(-1px)}
.in .c3 .done{opacity:1;transform:none}
@keyframes press{50%{transform:scale(.92)}}
.c3 .joined{display:flex;align-items:center;gap:9px;font-size:14px;color:var(--ink-2);margin-top:12px;opacity:0;transform:translateY(10px)}
.c3 .joined .av{width:26px;height:26px}.c3 .joined .av svg{width:19px;height:19px}
.in .c3 .joined{opacity:1;transform:none;transition:opacity .5s var(--eo) var(--t),transform .7s var(--spring) var(--t)}
.c3 .pub{display:flex;align-items:center;gap:10px;margin-top:10px;padding:8px 8px 8px 10px;border-radius:14px;background:#F6F4FF;opacity:0;transform:translateY(10px)}
.in .c3 .pub{opacity:1;transform:none;transition:opacity .5s var(--eo) var(--t),transform .7s var(--spring) var(--t)}
.c3 .pg{width:30px;height:30px;border-radius:9px;background:#fff;display:flex;align-items:center;justify-content:center;font-size:16px}
.c3 .pt{flex:1}.c3 .pt b{display:block;font-size:14px;font-weight:600}.c3 .pt small{font-size:12px;color:var(--ink-3)}
.c3 .jn{height:28px;padding:0 12px;border-radius:999px;background:#141414;color:#fff;font-size:12.5px;font-weight:500;display:inline-grid;align-items:center}
.c3 .jn span{grid-area:1/1;transition:opacity .3s,transform .4s var(--eo)}
.c3 .jn .b{opacity:0;transform:translateY(6px)}
.in .c3 .jn{animation:press .35s 2.45s}
.in .c3 .jn .a{opacity:0;transform:translateY(-6px);transition-delay:2.6s}
.in .c3 .jn .b{opacity:1;transform:none;transition-delay:2.6s}
.c4 .strip{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:14px;background:#F2F6FC;opacity:0;transform:translateY(8px)}
.in .c4 .strip{opacity:1;transform:none;transition:opacity .5s var(--eo) .5s,transform .7s var(--eo) .5s}
.c4 .stack.mini .av{width:22px;height:22px;margin-left:-6px;box-shadow:0 0 0 2px #F2F6FC}
.c4 .stack.mini .av:first-child{margin-left:0}
.c4 .stack.mini .av svg{width:16px;height:16px}
.c4 .st{flex:1}.c4 .st b{display:block;font-size:13.5px;font-weight:600}
.c4 .st small{font-size:12px;color:var(--ink-3);display:flex;align-items:center;gap:5px}
.c4 .live{position:relative;flex:none;width:6px;height:6px;border-radius:50%;background:#34C759}
.c4 .ask{display:flex;gap:9px;align-items:flex-start;margin-top:12px;opacity:0;transform:translateY(12px) scale(.98)}
.in .c4 .ask{opacity:1;transform:none;transition:opacity .5s var(--eo) 1.7s,transform .8s var(--spring) 1.7s}
.c4 .bub2{background:#fff;border:1px solid var(--line);border-radius:6px 16px 16px 16px;padding:9px 12px;font-size:14.5px;line-height:1.35;box-shadow:0 8px 20px rgba(30,20,60,.06)}
.c4 .btns{display:flex;gap:6px;margin-top:8px}
.c4 .btns span{height:26px;padding:0 10px;border-radius:999px;background:rgba(0,0,0,.06);font-size:12.5px;font-weight:500;display:flex;align-items:center}
.c4 .btns .y{background:#141414;color:#fff}
.sublabel{font-size:15px;font-weight:600;color:rgba(0,0,0,.58);margin:70px 0 18px;display:flex;align-items:center;gap:14px}
.sublabel::after{content:"";flex:1;height:1px;background:var(--line);transform-origin:left;transform:scaleX(0);transition:transform 1.2s var(--eo) .2s}
.sublabel.in::after{transform:scaleX(1)}

/* Use cases cards */
.hc-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;margin-top:60px}
.hc-grid > div{display:flex}
.hc{position:relative;width:100%;display:flex;flex-direction:column;border-radius:28px;overflow:hidden;background:#fff;border:1px solid var(--line);box-shadow:0 6px 18px rgba(0,0,0,.03);transition:transform .55s var(--eo),box-shadow .55s var(--eo)}
.hc:hover{transform:translateY(-6px);box-shadow:0 30px 60px rgba(30,20,60,.10)}
.hc:has(a:focus-visible){outline:2px solid #141414;outline-offset:3px}
.hc-pic{position:relative;height:230px;overflow:hidden;isolation:isolate}
.hc-pic img{position:absolute;inset:0;z-index:-1;width:100%;height:100%;object-fit:cover;transition:transform 1s var(--eo)}
.hc:hover .hc-pic img{transform:scale(1.045)}
.hc-strip{position:absolute;left:12px;right:12px;bottom:12px;display:flex;align-items:center;gap:10px;background:rgba(255,255,255,.55);-webkit-backdrop-filter:blur(20px) saturate(1.6);backdrop-filter:blur(20px) saturate(1.6);border:1px solid rgba(255,255,255,.6);border-radius:16px;padding:9px 14px 9px 9px;box-shadow:0 10px 32px rgba(30,20,60,.10),inset 0 1px 0 rgba(255,255,255,.8)}
.hc-strip > div{flex:1;min-width:0}
.hc-strip b{display:block;font-size:14px;font-weight:600;color:rgba(0,0,0,.84);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hc-strip small{display:flex;align-items:center;gap:6px;margin-top:1px;font-size:12px;color:rgba(0,0,0,.5);white-space:nowrap}
.mst{display:flex;flex:none}
.mst .av{width:28px;height:28px;margin-left:-9px;box-shadow:0 0 0 2px #fff}
.mst .av:first-child{margin-left:0}
.mst .av svg{width:21px;height:21px}
.hc-live{position:relative;width:6px;height:6px;border-radius:50%;background:#34C759;flex:none}
.hc-live::after,.c4 .live::after{content:"";position:absolute;inset:0;border-radius:50%;background:#34C759;opacity:0;animation:live-ring 2s infinite cubic-bezier(.2,.6,.3,1)}
@keyframes live-ring{0%{transform:scale(1);opacity:.6}80%,100%{transform:scale(3.4);opacity:0}}
.hc-body{flex:1;padding:18px 22px 24px}
.hc-tag{font-size:14px;font-weight:500;color:rgba(0,0,0,.5)}
.hc h3{margin-top:6px;font-size:22px;line-height:1.25;font-weight:500;letter-spacing:-.015em;color:var(--ink);text-wrap:balance}
.hc h3 a{outline:none}
.hc h3 a::after{content:"";position:absolute;inset:0;z-index:3}
.hc-more{display:flex;justify-content:center;margin-top:40px}
@media (max-width:1100px){.hc-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){.hc-grid{grid-template-columns:minmax(0,1fr);gap:16px;margin-top:40px}.hc-pic{height:220px}}
@media (prefers-reduced-motion:reduce){.hc,.hc-pic img{transition:none}.hc-live{box-shadow:0 0 0 3px rgba(52,199,89,.18)}}

/* ---------- pv cards (why / comparison / privacy) ---------- */
.pv-head{display:grid;grid-template-columns:1fr 360px;gap:40px;align-items:end}
.pv-head .h2{margin-top:18px}
.pv-head .lead{padding-bottom:8px}
.pv-grid{display:grid;grid-template-columns:1.25fr 1fr;grid-template-rows:auto auto;gap:24px;margin-top:56px}
.pv-a{grid-row:1 / span 2}
.pv-card{border-radius:30px;padding:34px;height:100%;position:relative;overflow:hidden}
.lift:hover .pv-card{box-shadow:0 30px 60px rgba(30,20,60,.08)}
.pv-t{font-size:22px;line-height:1.38;letter-spacing:-.01em;color:var(--ink-3);max-width:470px}
.pv-t b{font-weight:500;color:var(--ink)}
.pv-table{margin-top:34px;background:rgba(255,255,255,.82);border-radius:22px;padding:8px 22px 10px;box-shadow:0 14px 40px rgba(60,40,140,.08)}
.pv-cap{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--ink-2);padding:12px 0 12px;border-bottom:1px solid var(--line)}
.pv-cap .av{width:30px;height:30px}.pv-cap .av svg{width:23px;height:23px}
.pv-cap b{font-weight:600;color:var(--ink)}
.pv-row{display:flex;align-items:center;justify-content:space-between;padding:15px 0;border-bottom:1px solid var(--line);opacity:0;transform:translateY(10px)}
.pv-row:last-child{border-bottom:0}
.in .pv-row{opacity:1;transform:none;transition:opacity .5s var(--eo) calc(.5s + var(--i) * .14s),transform .7s var(--eo) calc(.5s + var(--i) * .14s)}
.pv-l{min-width:0;font-size:16.5px;color:rgba(0,0,0,.82)}
.pv-s{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 11px;border-radius:999px;font-size:13px;font-weight:500;white-space:nowrap;flex:none}
.pv-s.ok{background:#E8F7EC;color:#1E7A3C}
.pv-s.lk{background:#F1EFF6;color:#5E5873}
.pv-s svg{transform:scale(0);transition:transform .5s var(--spring) calc(.8s + var(--i) * .14s)}
.in .pv-s svg{transform:none}
.pv-ask{display:flex;gap:10px;align-items:flex-start;margin-top:30px;opacity:0;transform:translateY(14px) scale(.98)}
.in .pv-ask{opacity:1;transform:none;transition:opacity .5s var(--eo) .7s,transform .8s var(--spring) .7s}
.pv-bub{background:#fff;border-radius:6px 18px 18px 18px;padding:11px 15px 13px;font-size:16px;box-shadow:0 14px 34px rgba(120,60,20,.08)}
.pv-who{font-size:12.5px;font-weight:600;color:rgba(0,0,0,.55);margin-bottom:3px}
.pv-who span{font-weight:400;color:var(--ink-3);margin-left:6px}
.pv-btns{display:flex;gap:7px;margin-top:10px}
.pv-btns span{height:30px;padding:0 13px;border-radius:999px;background:rgba(0,0,0,.06);font-size:13.5px;font-weight:500;display:flex;align-items:center}
.pv-btns .y{background:#141414;color:#fff}
.pv-mail{margin-top:30px;background:#fff;border-radius:18px;box-shadow:0 14px 34px rgba(30,60,140,.08);overflow:hidden;opacity:0;transform:translateY(-14px)}
.in .pv-mail{opacity:1;transform:none;transition:opacity .5s var(--eo) .7s,transform .8s var(--spring) .7s}
.pv-mrow{display:flex;align-items:center;gap:11px;padding:14px 16px}
.pv-dot{width:8px;height:8px;border-radius:50%;background:#2F7BF6;flex:none;animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.pv-logo{width:34px;height:34px;border-radius:10px;background:#F3F3F5;display:flex;align-items:center;justify-content:center;flex:none}
.pv-mt{flex:1;min-width:0}.pv-mt b{display:block;font-size:14.5px;font-weight:600}
.pv-mt span{display:block;font-size:13.5px;color:var(--ink-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pv-mrow small{font-size:12.5px;color:var(--ink-3);align-self:flex-start;margin-top:3px}
@media (max-width:900px){.pv-head,.pv-grid{grid-template-columns:minmax(0,1fr)}.pv-a{grid-row:auto}}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:360px 1fr;gap:60px;align-items:start}
.faq-head .h2{margin-top:18px}
.faq-list{border-top:1px solid var(--line)}
.qa{border-bottom:1px solid var(--line)}
.qa summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:24px 4px}
.qa summary::-webkit-details-marker{display:none}
.qa h3{font-size:20px;font-weight:500;letter-spacing:-.01em;color:var(--ink);transition:color .2s}
.qa summary:hover h3{color:#000}
.pm{position:relative;width:28px;height:28px;border-radius:50%;background:rgba(0,0,0,.05);flex:none;transition:background-color .25s,transform .45s var(--eo)}
.pm::before,.pm::after{content:"";position:absolute;left:50%;top:50%;width:11px;height:1.8px;border-radius:2px;background:#141414;transform:translate(-50%,-50%)}
.pm::after{transform:translate(-50%,-50%) rotate(90deg);transition:transform .45s var(--eo)}
.qa[open] .pm{background:#141414;transform:rotate(180deg)}
.qa[open] .pm::before,.qa[open] .pm::after{background:#fff}
.qa[open] .pm::after{transform:translate(-50%,-50%) rotate(0deg)}
.ans{display:grid;grid-template-rows:0fr;transition:grid-template-rows .45s var(--eo)}
.ans > p{overflow:hidden;font-size:17px;line-height:1.6;color:var(--ink-2);max-width:760px;padding:0 4px}
.qa.open .ans{grid-template-rows:1fr}
.qa.open .ans > p{padding-bottom:24px}
.ans a{color:var(--ink);text-decoration:underline;text-decoration-color:rgba(0,0,0,.25);text-underline-offset:3px}.ans a:hover{text-decoration-color:currentColor}
@media (max-width:900px){.faq-wrap{grid-template-columns:minmax(0,1fr);gap:28px}}

/* ---------- Works (agent chips) ---------- */
.works{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:36px}
.works > div{display:flex;align-items:center;gap:10px;height:56px;padding:0 20px 0 9px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:17px;font-weight:500;box-shadow:0 6px 18px rgba(0,0,0,.03);transition:transform .45s var(--spring),box-shadow .4s}
.works > div:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(0,0,0,.07)}
.works > div:hover .av{animation:wiggle .6s var(--eo)}
@keyframes wiggle{25%{transform:rotate(-12deg)}55%{transform:rotate(9deg)}80%{transform:rotate(-4deg)}}
.works .av{width:38px;height:38px}

/* ---------- Final ---------- */
.final{padding-top:170px;text-align:center}
.final .row{display:flex;justify-content:center;align-items:flex-end;gap:8px;margin-bottom:30px;height:70px}
.final .row svg{transform-origin:bottom center}
.final.in .row svg{animation:hop 3.2s var(--eo) infinite;animation-delay:calc(1s + var(--i) * .11s)}
@keyframes hop{0%,46%,100%{transform:none}12%{transform:translateY(-12px) scale(1.02,.98)}24%{transform:translateY(0) scale(1.04,.95)}32%{transform:none}}
.final .h2{font-size:clamp(40px,3.4vw,64px)}

/* ---------- Footer ---------- */
.site-foot{padding:0 24px}
.foot{max-width:1280px;margin:120px auto 0;position:relative;z-index:1}
.foot-cols{display:flex;gap:clamp(48px,7.5vw,120px);font-size:15px;color:var(--ink-2);border-bottom:1px solid var(--line);padding-bottom:40px;text-align:left}
.foot-cols .fh{font-size:14px;font-weight:600;color:rgba(0,0,0,.8);margin-bottom:14px}
.foot-cols p{margin-top:9px}
.foot-cols a{transition:color .2s}.foot-cols a:hover{color:#000}
.foot-cols a.foot-x{display:inline-flex;align-items:center;gap:7px;height:32px;padding:0 14px 0 12px;border-radius:999px;background:#141414;color:#fff;font-weight:500;vertical-align:top;transition:background-color .2s,transform .2s}
.foot-cols a.foot-x:hover{color:#fff;background:#000;transform:translateY(-1px)}
.foot-x svg{flex:none}
@media (prefers-reduced-motion:reduce){.foot-cols a.foot-x:hover{transform:none}}
.wordmark{display:flex;flex-direction:column;align-items:center;gap:10px;padding:40px 0 52px;border-top:1px solid var(--line);overflow:hidden}
.wordmark .wm-big-wrap{position:relative;display:flex;align-items:center;justify-content:center}
.wordmark .wm-logo{position:absolute;top:-28px;right:-72px;height:clamp(50px,5vw,100px);width:auto;opacity:0;transform:translateY(-20px) scale(.8);transition:opacity 1s var(--eo) .3s,transform 1s var(--eo) .3s;pointer-events:none}
.wordmark.in .wm-logo{opacity:1;transform:none}
.wordmark .big{font-family:'Nunito',var(--font);font-size:clamp(80px,8vw,160px);font-weight:900;letter-spacing:-.035em;line-height:.9;color:#151515;display:flex}
.wordmark .big span{display:inline-block;transform:translateY(105%);transition:transform 1s var(--eo);transition-delay:calc(var(--i) * .06s)}
.wordmark.in .big span{transform:none}
.wordmark .tag2{white-space:normal;max-width:none;font-size:clamp(22px,2.2vw,34px);font-weight:600;letter-spacing:-.01em;line-height:1.3;color:rgba(0,0,0,.3);padding-bottom:0;opacity:0;transform:translateY(16px);transition:opacity 1s var(--eo) .45s,transform 1s var(--eo) .45s}
.wordmark.in .tag2{opacity:1;transform:none}

/* Language-specific layout patches */
html:lang(ja) .pv-row{flex-wrap:wrap;gap:6px 10px}
html:lang(ja) .pv-l{flex:1 1 0;min-width:auto}
html:lang(ja) .pv-s{margin-left:auto}
html:is(:lang(zh-Hans),:lang(ja),:lang(ko)) .wordmark .tag2{letter-spacing:0;line-height:1.2;text-wrap:balance}
html:lang(ja) .wordmark .tag2{max-width:none;font-size:clamp(16px,1.5vw,24px)}
html:lang(ja) .step-card h3{text-wrap:balance}

/* ---------- Responsive (pachat.ai breakpoints) ---------- */
@media (max-width:900px){
  .nav-links{display:none}
  .topcap,.w-list{display:none}
  .bloom{display:none}
  .grid3,.grid2{grid-template-columns:minmax(0,1fr)}
  .ctas{flex-direction:column;align-items:center}
  .pv-head{grid-template-columns:minmax(0,1fr);gap:24px}
  .foot-cols{flex-wrap:wrap;gap:32px 48px}
  .wordmark{flex-direction:row;align-items:flex-end;gap:20px}
}
@media (max-width:560px){
  .nav,.nav.scrolled{width:calc(100vw - 24px)}
  .wordmark .big{font-size:min(120px,20vw)}
  .pv-card{padding:26px 22px}
  .pv-table{padding:6px 16px 8px}
  .signup,.g-or{display:none}
  .signup-cta{gap:10px}
  .hero-copy .signup-cta{padding:0 16px}
  .m-email,.g-btn{display:flex;width:100%;height:54px;justify-content:center;font-size:16.5px}
  .m-email{font-weight:600}
  .hero-copy .h1{font-size:min(42px,11.2vw);padding:0 16px}
  html:lang(ja) .hero-copy .h1{font-size:min(34px,8.6vw);word-break:keep-all}
  .hero-copy .lead{margin-top:14px}
  .hero-copy .send{margin-top:28px}
  .aud{margin-top:16px;-webkit-mask-image:linear-gradient(to right,transparent,#000 7%,#000 93%,transparent);mask-image:linear-gradient(to right,transparent,#000 7%,#000 93%,transparent)}
  .aud span{margin-right:6px}
  .aud + .send{margin-top:22px}
  .actor .name{display:none}
  .chat-head{height:auto;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:6px 8px;padding:14px 18px}
  .chat-head > div:first-child{display:contents}
  .chat-head .gn{grid-column:1 / -1;white-space:nowrap}
  .chat-head .gm{margin-top:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .slot{width:24px;height:24px;margin-left:-10px}
  .slot svg{width:18px;height:18px}
  .list{padding:16px 18px 0}
  .msg > div:last-child{min-width:0}
  .w-pane .pic{width:100%;max-width:250px;height:auto;aspect-ratio:5 / 3}
  .typing{left:18px}
  .w-cmp{left:14px;right:14px;bottom:12px}
  .hslot{width:24px;height:24px;margin-left:-10px;font-size:10.5px}
  .hslot:first-child{margin-left:0}
  .w-pane .msg{max-width:92%}
  .step-card{padding:28px 24px 0}
  .panel{left:16px;right:16px;bottom:16px;padding:14px}
  .c3 .link{gap:8px}
  .c3 .link > span:first-child{min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .c3 .cp{flex:none}
  .c4 .stack.mini .av{margin-left:-8px}
  .c4 .st{display:block;min-width:0}
  .c4 .st b,.c4 .st small{white-space:nowrap}
  .c4 .st b{overflow:hidden;text-overflow:ellipsis}
  .h2-flow .sec .h2 br{display:none}
  .sec .h2{text-wrap:balance}
  html:is(:lang(zh-Hans),:lang(ja),:lang(ko)) .sec .h2{font-size:30px}
  html:is(:lang(zh-Hans),:lang(ja),:lang(ko)) .final .h2{font-size:34px}
  html:lang(zh-Hans) .sec .h2{text-wrap:wrap}
  html:lang(zh-Hans) .final .h2{text-wrap:balance}
  .final .row{height:54px;gap:4px}
}
@media (max-width:560px) and (max-height:620px){
  .hero-copy .h1{font-size:min(36px,9.6vw)}
  .hero-copy .lead{font-size:16px;margin-top:14px}
  .hero-copy .send{margin-top:20px}
  .aud{margin-top:10px}
  .aud + .send{margin-top:16px}
  .m-email,.g-btn{height:50px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition-duration:.01ms!important;transition-delay:0s!important}
  .stage-wrap{height:auto!important}
  .stage{position:relative!important;height:auto!important;min-height:80vh}
  .final.in .row svg{animation:none}
}

/* Noscript fallback */
.noscript-note{padding:20px;text-align:center;background:#F5F5F7;font-size:14px;color:var(--ink-2)}