@charset "UTF-8";
:root{--paper:#faf8f2;--ink:#191919;--muted:#77766e;--line:#dcd9d0;--soft:#f0ede5;--green:#56735e;color-scheme:light;font-family:"Avenir Next",Avenir,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:28px}body{margin:0}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible{outline:3px solid var(--green);outline-offset:6px}svg{width:24px;height:24px}img{max-width:100%}.symbol-library{position:absolute;width:0;height:0;overflow:hidden}.shell{max-width:1240px;margin-inline:auto;padding-inline:48px}.skip{position:fixed;top:-80px;left:16px;background:var(--ink);color:white;padding:14px;z-index:25}.skip:focus-visible{top:12px}.site-header{height:108px;display:flex;align-items:center;justify-content:space-between}.wordmark{font-size:29px;font-weight:700;letter-spacing:-1.3px;display:flex;align-items:center;gap:9px}.wordmark img{mix-blend-mode:multiply}.beta{font-size:9px;letter-spacing:1px;border:1px solid var(--line);padding:4px 6px;margin-left:4px;font-weight:500;align-self:center}nav{display:flex;align-items:center;gap:32px;font-size:13px}nav>a:not(.nav-cta):hover,footer a:hover{text-decoration:underline;text-underline-offset:5px}.nav-cta{border:1px solid var(--ink);padding:12px 20px;border-radius:5px}.nav-cta span{margin-left:16px}.hero{padding-top:58px;padding-bottom:72px}.eyebrow{font-size:12px;letter-spacing:1.3px;display:flex;align-items:center;gap:9px}.status-dot{height:6px;width:6px;flex:none;border-radius:50%;background:var(--green)}h1,h2,h3,p{margin:0}h1{font-size:clamp(78px,10.7vw,142px);font-weight:600;line-height:.99;letter-spacing:-8px;margin-top:32px}.mean{position:relative;font-family:Georgia,"Times New Roman",serif;font-style:italic;font-weight:400;letter-spacing:-7px}.mean svg{position:absolute;bottom:-4px;left:0;width:100%;height:21px;overflow:visible}.mean path{fill:none;stroke:var(--ink);stroke-width:2.5;stroke-linecap:round}.period{color:var(--green)}.hero-bottom{display:flex;justify-content:space-between;align-items:flex-end;margin-top:43px}.hero-bottom h2{font-size:24px;font-weight:500;letter-spacing:1px;margin-bottom:12px}.hero-bottom p{font-size:14px;color:var(--muted);line-height:1.9}.round-link{display:flex;align-items:center;gap:20px;font-size:13px}.round-arrow{width:48px;height:48px;border:1px solid var(--ink);border-radius:50%;display:grid;place-items:center;font-size:24px;transition:transform .2s}.round-link:hover .round-arrow{transform:translateY(4px)}.section-top{border-top:1px solid var(--line);padding-top:23px;display:flex;justify-content:space-between;align-items:center;gap:20px}.section-top h2{font-size:16px;font-weight:500}.section-top>span{font-size:10px;letter-spacing:1.2px;color:var(--muted)}.playground{display:grid;grid-template-columns:1fr 1.05fr;margin-top:28px;border:1px solid var(--line);border-radius:16px;overflow:hidden;min-height:550px}.controls{background:var(--soft);padding:36px 35px 28px;display:flex;flex-direction:column;justify-content:center;background-image:radial-gradient(#aaa59b66 .7px,transparent .7px);background-size:12px 12px}.control-caption{display:flex;justify-content:space-between;font-size:12px;margin-bottom:37px;color:#68655e}.control-caption>span:last-child{font-size:23px}.key-group{display:flex;gap:13px;align-items:center;padding-bottom:14px}.feature-key{position:relative;border:1.5px solid #242423;border-radius:18px;background:linear-gradient(145deg,#fffef9,#ebe7dd);box-shadow:0 8px 0 #b7b3aa,0 10px 0 1px #242423,0 16px 16px #27251e17;flex:1;min-width:0;height:173px;padding:24px 16px 17px;display:flex;flex-direction:column;align-items:flex-start;text-align:left;transition:transform .18s,box-shadow .18s,background .18s}.feature-key>svg{width:43px;height:43px;margin-bottom:auto}.feature-key>span:not(.key-number){font-size:15px;font-weight:600;line-height:1.5}.feature-key small{display:block;font-size:10px;font-weight:400;color:var(--muted);letter-spacing:.2px}.feature-key .key-number{position:absolute;top:12px;right:12px;font-size:9px;color:#88867f}.feature-key:hover{transform:translateY(-3px)}.feature-key.active{background:var(--ink);color:var(--paper);transform:translateY(7px);box-shadow:0 3px 0 #55554f,0 5px 0 1px #191919,0 8px 8px #27251e17}.feature-key.active small,.feature-key.active .key-number{color:#bbb9af}.control-note{text-align:center;font-size:11px;color:#77736b;margin-top:37px}.demo{background:#fffdf8;display:flex;flex-direction:column}.demo-top{padding:19px 26px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;font-size:9px;letter-spacing:1px}.demo-top i{display:inline-block;width:5px;height:5px;background:var(--green);border-radius:50%;margin-right:6px}.demo-badge{font-size:10px;letter-spacing:0;color:var(--muted)}.demo-content{padding:30px 34px 20px;flex:1}.demo-context{font-size:11px;color:var(--muted);margin-bottom:10px}.demo h3{font-size:25px;line-height:1.5;font-weight:500;letter-spacing:-.5px;min-height:75px}.raw{margin-top:23px;min-height:76px}.tiny-label{font-size:10px;color:var(--muted)}.raw p{font-size:13px;line-height:1.8;color:#807d73;margin-top:6px}.transform-line{display:flex;align-items:center;gap:10px;font-size:10px;color:var(--muted);margin:13px 0}.transform-line>span:first-child{font-size:20px}.result{background:var(--paper);border:1px solid var(--line);border-radius:9px;padding:14px 16px}.result-label{display:flex;justify-content:space-between;gap:8px}.result-label>span:last-child{font-size:9px;color:var(--green)}.result>p{font-size:15px;line-height:1.8;min-height:54px;margin:10px 0;transition:opacity .18s,transform .18s}.result>p.updating{opacity:0;transform:translateY(5px)}.result-bottom{display:flex;align-items:center;justify-content:space-between;font-size:10px;color:var(--muted)}.send-icon{border-radius:50%;width:23px;height:23px;display:grid;place-items:center;background:var(--ink);color:var(--paper);font-size:15px}.replay{border:0;background:none;font-size:10px;margin-top:14px;padding:6px 0;color:var(--muted)}.replay:hover{color:var(--ink)}.demo-foot{text-align:center;border-top:1px solid var(--line);padding:13px 10px;font-size:10px;color:var(--muted)}.everyday{padding-top:100px}.section-intro{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin:48px 0 40px}.section-intro h2{font-size:36px;line-height:1.5;letter-spacing:-1px;font-weight:500}.section-intro h2 span{color:#8c897f}.section-intro>p{font-size:13px;line-height:1.9;color:var(--muted);padding-bottom:6px}.story-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.story-art{height:190px;background:var(--soft);border-radius:8px;display:flex;flex-direction:column;justify-content:center;align-items:center;overflow:hidden;margin-bottom:26px}.story-index{font-size:10px;letter-spacing:1px;color:var(--muted)}.story h3{font-size:21px;font-weight:500;margin:14px 0 12px}.story>p{font-size:12px;line-height:1.9;color:var(--muted);max-width:290px}.speech{font-size:13px;color:#8d897e;transform:rotate(-5deg);align-self:flex-start;margin-left:32px;margin-bottom:17px}.clean-speech{background:var(--paper);border:1px solid #d5d0c6;padding:16px 20px;border-radius:9px;transform:rotate(3deg);font-size:21px;box-shadow:0 5px 0 #ded9ce}.clean-speech i{font-size:16px;margin-left:45px;font-style:normal}.fill-art{gap:10px}.mini-chip{font-size:11px;border:1px solid #d0cabe;background:#faf8f2;border-radius:5px;padding:9px 16px;transform:translateX(-20px)}.mini-chip:nth-child(2){transform:translateX(33px)}.mini-chip.dark{background:var(--ink);color:var(--paper);border-color:var(--ink);transform:rotate(-5deg) translateX(-10px);font-size:13px}.mini-chip b{margin-left:24px}.ask-art{position:relative}.ask-art>svg{height:50px;width:50px;transform:rotate(-8deg);margin:16px 0}.ask-question{font-size:12px;color:var(--muted);align-self:flex-start;margin-left:28px}.ask-answer{font-size:12px;background:var(--paper);padding:9px 14px;transform:rotate(3deg);border-radius:6px;align-self:flex-end;margin-right:24px}.device-section{margin-top:105px;display:grid;grid-template-columns:1fr 1.25fr;gap:35px;align-items:center;padding-block:65px;border-top:1px solid var(--line)}.device-copy h2{font-size:43px;font-weight:500;line-height:1.35;margin:24px 0}.device-copy>p{font-size:13px;color:var(--muted);line-height:1.9}.platform-note{display:block;font-size:10px;color:var(--muted);margin-top:24px}.devices{height:310px;position:relative;padding-top:5px}.desktop{width:85%;height:240px;background:#f0ede5;border:1px solid #c9c5b9;border-radius:12px;box-shadow:0 10px 0 -3px #ddd8cc;padding:19px 24px;transform:rotate(-3deg)}.window-dots{font-size:9px;letter-spacing:4px;color:#beb8ab}.desktop>p{font-size:24px;line-height:1.5;margin:25px 0}.caret{color:var(--green)}.voice-pill{display:flex;align-items:center;gap:14px;width:max-content;background:#242423;color:var(--paper);border-radius:26px;padding:10px 14px;box-shadow:0 7px 16px #0002;font-size:10px;margin-left:12px}.voice-pill>svg{width:18px;height:18px}.voice-pill kbd{font-size:10px;background:#ffffff18;border-radius:3px;padding:3px 5px}.phone{position:absolute;right:0;bottom:0;width:133px;height:245px;border:5px solid #242423;background:var(--paper);border-radius:25px;transform:rotate(7deg);box-shadow:0 15px 25px #0002;overflow:hidden;padding:8px}.island{height:10px;width:40px;background:var(--ink);border-radius:9px;margin:auto}.phone-message{font-size:9px;background:var(--soft);border:1px solid var(--line);padding:9px 5px;margin-top:46px;border-radius:7px}.phone-keyboard{position:absolute;bottom:0;left:0;width:100%;background:#e6e2d8;padding:10px 8px}.phone-keyboard>span{font-size:9px}.phone-keyboard>div{display:flex;gap:5px;margin-top:8px}.phone-keyboard svg{background:var(--paper);border-radius:5px;padding:6px;width:32px;height:35px;box-shadow:0 2px 0 #c3beb0}.phone-keyboard i{display:block;height:14px;background:var(--paper);border-radius:4px;margin-top:6px}.privacy-strip{display:flex;align-items:center;gap:25px;padding-block:30px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.privacy-mark{font-size:30px}.privacy-strip h2{font-size:16px;font-weight:500;margin-bottom:8px}.privacy-strip p{font-size:11px;line-height:1.8;color:var(--muted)}.privacy-strip>a{margin-left:auto;font-size:11px;white-space:nowrap;text-decoration:underline;text-underline-offset:5px}.beta-section{text-align:center;padding-block:94px 100px}.beta-section .eyebrow{justify-content:center}.beta-section h2{font-size:55px;line-height:1.25;font-weight:500;letter-spacing:-2px;margin:27px 0 24px}.beta-section p{font-size:13px;line-height:1.9;color:var(--muted)}.primary-link{display:inline-flex;align-items:center;gap:25px;background:var(--ink);color:var(--paper);padding:16px 23px;border-radius:6px;font-size:12px;margin-top:28px;transition:transform .2s}.primary-link:hover{transform:translateY(-2px)}.primary-link svg{width:18px;height:18px}.beta-note{display:block;margin-top:15px;font-size:10px;color:var(--muted)}.site-footer{display:flex;align-items:center;gap:25px;border-top:1px solid var(--line);padding-block:29px}.site-footer>.wordmark{font-size:24px}.site-footer>span{font-family:Georgia,serif;font-style:italic;font-size:14px;color:var(--muted)}.site-footer>div{display:flex;gap:24px;margin-left:auto;font-size:10px;color:var(--muted)}
@media(min-width:1400px){.hero{padding-top:70px}h1{font-size:145px}}
@media(max-width:1000px){.shell{padding-inline:32px}h1{letter-spacing:-6px}.playground{grid-template-columns:1fr 1.1fr}.controls{padding-inline:20px}.key-group{gap:10px}.feature-key{height:151px;padding:22px 11px 13px;border-radius:14px}.feature-key>svg{width:34px;height:34px}.feature-key>span:not(.key-number){font-size:13px}.feature-key .key-number{font-size:8px;right:9px}.demo-content{padding-inline:24px}.section-intro h2{font-size:30px}.story-grid{gap:22px}.site-footer{flex-wrap:wrap}.site-footer>div{gap:15px}}
@media(max-width:700px){.shell{padding-inline:22px}.site-header{height:82px}.wordmark{font-size:25px}.wordmark img{width:34px;height:34px}.beta{font-size:8px;padding:3px 4px}nav{gap:12px}nav>a:not(.nav-cta){display:none}.nav-cta{font-size:11px;padding:10px 12px}.nav-cta span{margin-left:7px}.hero{padding-top:42px;padding-bottom:45px}.eyebrow{font-size:10px;letter-spacing:1px}h1{font-size:clamp(61px,13.8vw,96px);letter-spacing:-4px;line-height:1.05;margin-top:26px}.mean{letter-spacing:-4px}.mean svg{height:13px;bottom:-2px}.hero-bottom{margin-top:33px;gap:18px}.hero-bottom h2{font-size:20px}.hero-bottom p{font-size:12px}.round-link{gap:8px}.round-link>span:first-child{display:none}.round-arrow{width:39px;height:39px;font-size:19px}.section-top{padding-top:17px;gap:10px}.section-top h2{font-size:13px}.section-top>span{font-size:8px;letter-spacing:.8px}.playground{grid-template-columns:1fr;margin-top:21px;border-radius:12px}.controls{padding:23px 25px 24px}.control-caption{margin-bottom:20px;font-size:10px}.control-caption>span:last-child{font-size:16px}.key-group{gap:15px}.feature-key{height:128px;padding:19px 14px 12px}.feature-key>svg{width:33px;height:33px}.feature-key>span:not(.key-number){font-size:13px}.feature-key small{font-size:9px}.control-note{font-size:10px;margin-top:16px}.demo-top{padding:15px 23px}.demo-content{padding:24px}.demo h3{font-size:24px;min-height:72px}.raw{margin-top:18px;min-height:66px}.demo-foot{font-size:9px}.everyday{padding-top:62px}.section-intro{display:block;margin:30px 0}.section-intro h2{font-size:28px}.section-intro>p{margin-top:18px;font-size:12px}.story-grid{grid-template-columns:1fr;gap:34px}.story{display:grid;grid-template-columns:115px 1fr;column-gap:19px;align-content:start}.story-art{grid-row:1/4;height:158px;margin:0}.story-index{font-size:8px;align-self:end}.story h3{font-size:18px;margin:10px 0 8px}.story>p{font-size:11px}.speech{font-size:8px;margin-left:9px;margin-bottom:12px}.clean-speech{font-size:14px;padding:13px 10px}.clean-speech i{margin-left:8px;font-size:10px}.mini-chip{font-size:8px;padding:7px 9px;transform:translateX(-8px)}.mini-chip:nth-child(2){transform:translateX(8px)}.mini-chip.dark{font-size:9px;transform:rotate(-5deg)}.mini-chip b{margin-left:6px}.ask-question{font-size:8px;margin-left:9px}.ask-answer{font-size:8px;margin-right:4px;padding:6px}.ask-art>svg{width:35px;height:35px}.device-section{margin-top:56px;padding-block:37px;grid-template-columns:1fr;gap:30px}.device-copy h2{font-size:33px;margin:18px 0}.devices{height:280px;max-width:420px;width:100%;margin:auto}.desktop{height:217px;padding:17px}.desktop>p{font-size:22px}.phone{width:120px;height:226px}.voice-pill{margin-left:0;font-size:9px;gap:10px}.phone-keyboard svg{width:28px}.privacy-strip{flex-wrap:wrap;gap:15px}.privacy-mark{display:none}.privacy-strip p{font-size:10px}.privacy-strip>a{margin-left:0}.beta-section{padding-block:61px}.beta-section h2{font-size:42px}.beta-section p{font-size:11px}.site-footer{gap:12px;padding-block:24px}.site-footer>span{font-size:12px}.site-footer>div{margin-left:0;flex-basis:100%;justify-content:space-between;margin-top:12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}

/* Motion and interaction layer — transform/opacity only on the hot path. */
html{overflow-x:clip}body{overflow-x:hidden}.scroll-progress{position:fixed;right:0;top:0;width:3px;height:100vh;z-index:30;pointer-events:none;background:#1919190a}.scroll-progress i{display:block;width:100%;height:100%;background:var(--green);transform:scaleY(0);transform-origin:top;will-change:transform}.pointer-light{position:fixed;left:0;top:0;width:380px;height:380px;border-radius:50%;pointer-events:none;z-index:-1;opacity:0;background:radial-gradient(circle,#899c8430 0,#a9b69c12 32%,transparent 70%);transform:translate3d(calc(var(--pointer-x,50vw) - 190px),calc(var(--pointer-y,50vh) - 190px),0);transition:opacity .45s}
.site-header{position:sticky;top:0;z-index:20;max-width:none;padding-inline:max(48px,calc((100vw - 1144px)/2));transition:height .45s cubic-bezier(.22,1,.36,1),background-color .35s,box-shadow .35s;isolation:isolate}.site-header::before{content:"";position:absolute;inset:0;z-index:-1;background:#faf8f2d9;backdrop-filter:saturate(160%) blur(18px);-webkit-backdrop-filter:saturate(160%) blur(18px);opacity:0;transition:opacity .35s}.site-header.scrolled{height:70px;box-shadow:0 1px #1919190a}.site-header.scrolled::before{opacity:1}.site-header .wordmark img{transition:transform .6s cubic-bezier(.2,.8,.2,1)}.site-header .wordmark:hover img{transform:rotate(-5deg) scale(1.06)}nav>a{position:relative}nav>a:not(.nav-cta)::after{content:"";position:absolute;left:0;right:0;bottom:-8px;height:1px;background:currentColor;transform:scaleX(0);transform-origin:right;transition:transform .35s cubic-bezier(.22,1,.36,1)}nav>a.active::after,nav>a:hover::after{transform:scaleX(1);transform-origin:left}
.hero{position:relative;min-height:calc(100svh - 108px);display:flex;flex-direction:column;justify-content:center;isolation:isolate;overflow:hidden}.hero-atmosphere{position:absolute;inset:0;z-index:-1;pointer-events:none;perspective:900px;opacity:.9}.hero-grid{position:absolute;inset:4% -10% 0;background-image:linear-gradient(#1919190b 1px,transparent 1px),linear-gradient(90deg,#1919190b 1px,transparent 1px);background-size:52px 52px;mask-image:radial-gradient(ellipse 62% 54% at 78% 37%,black,transparent 76%);transform:perspective(700px) rotateX(63deg) translateY(12%) scale(1.15);transform-origin:70% 50%;opacity:.55}.hero-key{position:absolute;width:96px;height:96px;border:1px solid #242423;border-radius:24px;background:linear-gradient(145deg,#fffef9,#e9e5db);box-shadow:0 10px 0 #b7b3aa,0 12px 0 1px #242423,0 28px 45px #27251e20;display:grid;place-items:center;will-change:transform;transition:opacity .5s}.hero-key svg{width:38px;height:38px}.key-a{right:6%;top:8%;transform:translate3d(0,var(--hero-y-a,0),0) rotate(11deg)}.key-b{right:20%;top:35%;width:70px;height:70px;border-radius:18px;transform:translate3d(0,var(--hero-y-b,0),0) rotate(-13deg);opacity:.55}.key-c{right:2%;top:57%;width:58px;height:58px;border-radius:16px;transform:translate3d(0,var(--hero-y-c,0),0) rotate(19deg);opacity:.35}.key-b svg,.key-c svg{width:29px;height:29px}.hero-eyebrow{opacity:0;transform:translateY(12px);animation:hero-in .8s .05s cubic-bezier(.22,1,.36,1) forwards}.hero-line{display:inline-block;clip-path:inset(0 0 100% 0);transform:translateY(34px);animation:hero-line 1.05s .12s cubic-bezier(.16,1,.3,1) forwards}.hero-line-two{animation-delay:.26s}.mean svg path{stroke-dasharray:390;stroke-dashoffset:390;animation:draw-line 1.1s 1.05s cubic-bezier(.22,1,.36,1) forwards}.hero-bottom>[data-reveal]{transition-delay:.55s}.status-dot{box-shadow:0 0 0 0 #56735e55;animation:status-pulse 2.8s ease-out infinite}
@keyframes hero-in{to{opacity:1;transform:none}}@keyframes hero-line{to{clip-path:inset(-10% 0 -12% 0);transform:none}}@keyframes draw-line{to{stroke-dashoffset:0}}@keyframes status-pulse{0%,30%{box-shadow:0 0 0 0 #56735e55}70%,100%{box-shadow:0 0 0 9px transparent}}
[data-reveal]{opacity:0;transform:translate3d(0,28px,0);transition:opacity .9s cubic-bezier(.2,.7,.2,1),transform .9s cubic-bezier(.2,.7,.2,1)}[data-reveal].revealed{opacity:1;transform:none}.section-top{transition:opacity .8s,transform .8s}.experience,.everyday{scroll-margin-top:90px}
.playground{position:relative;isolation:isolate;box-shadow:0 24px 80px #25231d0b;transition:box-shadow .5s}.playground:hover{box-shadow:0 32px 110px #25231d16}.playground-light{position:absolute;left:0;top:0;width:380px;height:380px;border-radius:50%;pointer-events:none;background:radial-gradient(circle,#ffffffc9 0,#ffffff38 38%,transparent 72%);transform:translate3d(calc(var(--glow-x,50%) - 190px),calc(var(--glow-y,50%) - 190px),0);z-index:1;mix-blend-mode:soft-light;opacity:0;transition:opacity .35s}.playground:hover .playground-light{opacity:1}.controls,.demo{position:relative;z-index:2}.feature-key{--rx:0deg;--ry:0deg;transform:perspective(700px) rotateX(var(--rx)) rotateY(var(--ry)) translateY(0);transform-style:preserve-3d;will-change:transform;transition:transform .42s cubic-bezier(.2,.8,.2,1),box-shadow .28s,background .28s,color .28s}.feature-key:hover{transform:perspective(700px) rotateX(var(--rx)) rotateY(var(--ry)) translateY(-5px)}.feature-key:active{transition-duration:.08s;transform:perspective(700px) rotateX(var(--rx)) rotateY(var(--ry)) translateY(7px);box-shadow:0 2px 0 #aaa69d,0 4px 0 1px #242423}.feature-key.active{transform:perspective(700px) rotateX(var(--rx)) rotateY(var(--ry)) translateY(7px)}.feature-key.active:hover{transform:perspective(700px) rotateX(var(--rx)) rotateY(var(--ry)) translateY(5px)}.feature-key>*{position:relative;z-index:1;transform:translateZ(14px)}.key-shine{position:absolute;inset:0;z-index:0!important;border-radius:inherit;background:radial-gradient(circle at var(--shine-x,50%) var(--shine-y,25%),#fff 0,#fff0 52%);opacity:.7;transform:none!important;pointer-events:none}.feature-key.active .key-shine{opacity:.08}.feature-key svg{transition:transform .55s cubic-bezier(.2,.8,.2,1)}.feature-key:hover svg{transform:translateZ(22px) scale(1.08) rotate(-3deg)}.control-foot{display:flex;flex-direction:column;align-items:center}.control-note{margin-top:29px}.demo-dots{display:flex;gap:5px;margin-top:13px}.demo-dots i{display:block;width:5px;height:5px;border-radius:5px;background:#89867e55;transition:width .45s cubic-bezier(.2,.8,.2,1),background .3s}.demo-dots i.active{width:20px;background:var(--ink)}
.demo{overflow:hidden;--mode-accent:#56735e}.demo-aurora{position:absolute;width:330px;height:330px;right:-140px;top:-150px;border-radius:50%;background:radial-gradient(circle,var(--mode-accent) 0,transparent 68%);filter:blur(12px);opacity:.11;transform:scale(1);transition:background .7s,transform .7s cubic-bezier(.2,.8,.2,1);pointer-events:none}.demo.is-changing .demo-aurora{transform:scale(1.25)}.demo-top{position:relative;z-index:2}.demo-index{margin-left:auto;margin-right:18px;color:var(--muted)}.demo-index b{color:var(--ink);font-size:11px}.demo-timeline{height:1px;background:#1919190a;position:relative;z-index:2}.demo-timeline i{display:block;width:100%;height:100%;background:var(--mode-accent);transform:scaleX(0);transform-origin:left}.demo.auto-playing .demo-timeline i{animation:timeline 6s linear forwards}@keyframes timeline{to{transform:scaleX(1)}}.demo-content{position:relative;z-index:2}.demo-copy,.raw,.transform-line,.result{transition:opacity .35s,transform .55s cubic-bezier(.2,.8,.2,1)}.demo.is-changing .demo-copy,.demo.is-changing .raw{opacity:0;transform:translateY(-8px)}.raw>div{display:flex;justify-content:space-between;align-items:center}.live-wave{display:inline-flex;gap:2px;align-items:center;height:14px;opacity:.65}.live-wave i,.voice-bars i{width:2px;height:4px;border-radius:2px;background:var(--mode-accent);animation:wave 1s ease-in-out infinite}.live-wave i:nth-child(2),.voice-bars i:nth-child(2){animation-delay:-.8s}.live-wave i:nth-child(3),.voice-bars i:nth-child(3){animation-delay:-.6s}.live-wave i:nth-child(4){animation-delay:-.4s}.live-wave i:nth-child(5){animation-delay:-.2s}@keyframes wave{0%,100%{transform:scaleY(.55)}50%{transform:scaleY(2.5)}}.transform-line{position:relative;overflow:hidden}.transform-icon{transition:transform .4s}.demo.is-processing .transform-icon{transform:translateY(4px)}.scan{position:absolute;left:-20%;top:0;height:100%;width:18%;background:linear-gradient(90deg,transparent,#56735e42,transparent);transform:skewX(-20deg);opacity:0}.demo.is-processing .scan{animation:scan .7s cubic-bezier(.2,.8,.2,1)}@keyframes scan{0%{left:-20%;opacity:0}25%{opacity:1}100%{left:110%;opacity:0}}.result{position:relative;overflow:hidden;transition:border-color .5s,box-shadow .5s,transform .55s cubic-bezier(.2,.8,.2,1)}.result-glow{position:absolute;inset:-1px;background:linear-gradient(100deg,transparent 25%,#ffffffc9 48%,transparent 70%);transform:translateX(-120%);pointer-events:none}.result.revealing{border-color:#56735e66;box-shadow:0 12px 34px #56735e12;transform:translateY(-2px)}.result.revealing .result-glow{animation:result-sheen .8s cubic-bezier(.2,.8,.2,1)}.result.revealing>p{animation:result-reveal .72s cubic-bezier(.16,1,.3,1)}@keyframes result-sheen{to{transform:translateX(120%)}}@keyframes result-reveal{0%{opacity:0;clip-path:inset(0 100% 0 0);transform:translateY(8px)}100%{opacity:1;clip-path:inset(0);transform:none}}.send-icon{transition:transform .35s cubic-bezier(.2,.8,.2,1),background .3s}.result.revealing .send-icon{transform:translateY(-2px) scale(1.08);background:var(--green)}.replay{transition:color .25s,transform .25s}.replay:hover{transform:rotate(-2deg) translateX(2px)}
.story{--rx:0deg;--ry:0deg;transform:perspective(900px) rotateX(var(--rx)) rotateY(var(--ry));transform-style:preserve-3d;transition:opacity .9s cubic-bezier(.2,.7,.2,1),transform .55s cubic-bezier(.2,.8,.2,1)}.story:nth-child(2){transition-delay:.09s}.story:nth-child(3){transition-delay:.18s}.story-art{position:relative;transform:translateZ(10px);transition:box-shadow .5s,background .5s}.story:hover .story-art{box-shadow:0 22px 45px #24221d12;background:#ece8de}.story-art::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,transparent 20%,#fff8 45%,transparent 70%);transform:translateX(-120%);transition:transform .8s cubic-bezier(.2,.8,.2,1);pointer-events:none}.story:hover .story-art::after{transform:translateX(120%)}.story:hover .speech{transform:rotate(-7deg) translateX(-4px)}.story:hover .clean-speech{transform:rotate(1deg) translateY(-6px)}.speech,.clean-speech,.mini-chip,.ask-question,.ask-answer,.ask-art>svg{transition:transform .55s cubic-bezier(.2,.8,.2,1)}.story:hover .mini-chip:first-child{transform:translateX(-27px)}.story:hover .mini-chip:nth-child(2){transform:translateX(40px)}.story:hover .mini-chip.dark{transform:rotate(-2deg) translate(-10px,-5px)}.story:hover .ask-question{transform:translateX(5px)}.story:hover .ask-art>svg{transform:rotate(8deg) scale(1.08)}.story:hover .ask-answer{transform:rotate(0) translateX(-5px)}
.device-section{position:relative}.devices{perspective:1100px;transform-style:preserve-3d}.device-halo{position:absolute;width:80%;height:100%;left:10%;top:0;background:radial-gradient(ellipse,#73866a28,transparent 65%);filter:blur(12px);transform:translate3d(0,var(--device-halo-y,0),-20px)}.desktop,.phone{will-change:transform;transition:box-shadow .5s}.desktop{transform:translate3d(0,var(--desktop-y,0),0) rotateX(2deg) rotateY(-4deg) rotateZ(-3deg);box-shadow:0 16px 0 -6px #d8d3c7,0 32px 55px #25231d1b}.phone{transform:translate3d(0,var(--phone-y,0),40px) rotateY(-5deg) rotateZ(7deg);box-shadow:0 30px 55px #0003}.devices:hover .desktop{box-shadow:0 16px 0 -6px #d8d3c7,0 42px 75px #25231d28}.voice-pill{position:relative;overflow:hidden}.voice-pill::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,transparent 20%,#ffffff20 48%,transparent 72%);animation:pill-sheen 3s ease-in-out infinite}@keyframes pill-sheen{0%,35%{transform:translateX(-130%)}75%,100%{transform:translateX(130%)}}.voice-bars{display:flex;gap:2px;align-items:center;height:12px}.voice-bars i{background:var(--paper)}.caret{animation:caret 1s steps(1) infinite}@keyframes caret{50%{opacity:0}}
.magnetic{--mag-x:0px;--mag-y:0px;transform:translate3d(var(--mag-x),var(--mag-y),0);transition:transform .35s cubic-bezier(.2,.8,.2,1),background .3s,color .3s}.nav-cta:hover{background:var(--ink);color:var(--paper)}.primary-link:hover{transform:translate3d(var(--mag-x),calc(var(--mag-y) - 2px),0)}
@media(pointer:fine){body:hover .pointer-light{opacity:1}}
@media(max-width:1000px){.site-header{padding-inline:32px}.hero-key{transform:scale(.82)}.key-a{right:3%}.key-b{right:16%}.key-c{display:none}}
@media(max-width:700px){.site-header{padding-inline:22px}.site-header.scrolled{height:60px}.hero{min-height:auto}.hero-atmosphere{opacity:.55}.hero-grid{display:none}.hero-key{width:51px;height:51px;border-radius:14px;box-shadow:0 5px 0 #b7b3aa,0 7px 0 1px #242423,0 14px 25px #27251e16}.hero-key svg{width:22px;height:22px}.key-a{right:4%;top:5%;transform:rotate(9deg)}.key-b,.key-c{display:none}.playground-light,.pointer-light{display:none}.demo-index{display:none}.feature-key{transform:none!important}.key-shine{display:none}.story{transform:none!important}.device-halo{opacity:.7}}
@media(prefers-reduced-motion:reduce){.hero-eyebrow,.hero-line,.mean svg path,[data-reveal]{opacity:1;clip-path:none;transform:none;animation:none}.mean svg path{stroke-dashoffset:0}.status-dot,.live-wave i,.voice-bars i,.voice-pill::after,.caret,.demo.auto-playing .demo-timeline i{animation:none}.hero-key,.desktop,.phone,.device-halo{transform:none}.demo-timeline{display:none}}

/* Platform chapters */
.platform-lead{padding-top:120px;padding-bottom:78px}.platform-lead>div{display:flex;justify-content:space-between;align-items:flex-end;gap:48px;margin-top:35px}.platform-lead h2{font-size:clamp(42px,5vw,66px);line-height:1.12;font-weight:550;letter-spacing:-3px}.platform-lead h2 span{color:#98958c}.platform-lead p{max-width:410px;color:var(--muted);font-size:14px;line-height:1.9;padding-bottom:7px}.platform-chapter{scroll-margin-top:68px}.chapter-heading{display:grid;grid-template-columns:1.1fr .9fr;align-items:end;gap:80px}.chapter-heading h2{font-size:clamp(56px,7vw,96px);line-height:1.02;letter-spacing:-5px;font-weight:570;margin-top:21px}.chapter-heading>p{font-size:15px;line-height:1.9;max-width:480px;padding-bottom:9px}.platform-kicker{display:flex;align-items:center;gap:10px;font-size:12px;letter-spacing:1.1px}.platform-kicker i{display:block;width:7px;height:7px;border-radius:50%;background:currentColor;box-shadow:0 0 0 5px #ffffff0d}
.iphone-chapter{background:var(--ink);color:var(--paper);padding:100px 0 105px;position:relative;overflow:hidden}.iphone-chapter::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 76% 37%,#506b5c45,transparent 33%),linear-gradient(120deg,transparent 50%,#ffffff05);pointer-events:none}.iphone-chapter .chapter-heading{position:relative}.iphone-chapter .chapter-heading>p{color:#bbb9b0}.iphone-chapter .platform-kicker{color:#b8c9b8}.iphone-showcase{position:relative;display:grid;grid-template-columns:.82fr 1.18fr;gap:78px;align-items:center;margin-top:76px}.iphone-copy{min-height:465px;display:flex;flex-direction:column;justify-content:center}.platform-switch{display:flex;flex-direction:column;border-top:1px solid #ffffff20}.platform-switch button{border:0;border-bottom:1px solid #ffffff20;background:transparent;color:#898881;display:flex;align-items:center;gap:20px;text-align:left;padding:19px 4px;font-size:14px;transition:color .35s,padding .4s cubic-bezier(.2,.8,.2,1)}.platform-switch button span{font-size:9px;font-variant-numeric:tabular-nums}.platform-switch button::after{content:"→";margin-left:auto;opacity:0;transform:translateX(-8px);transition:opacity .3s,transform .35s}.platform-switch button:hover,.platform-switch button.active{color:var(--paper);padding-left:13px}.platform-switch button.active::after{opacity:1;transform:none}.platform-detail{display:none;margin-top:45px}.platform-detail.active{display:block;animation:detail-in .6s cubic-bezier(.2,.8,.2,1)}.platform-detail>span{font-size:10px;color:#91a78f;letter-spacing:1px}.platform-detail h3{font-size:29px;font-weight:530;margin:12px 0}.platform-detail p{color:#a9a79f;font-size:13px;line-height:1.9;max-width:410px}@keyframes detail-in{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.iphone-stage{position:relative;min-height:670px;display:grid;place-items:center;isolation:isolate}.stage-orbit{position:absolute;border:1px solid #ffffff13;border-radius:50%;z-index:-1}.orbit-one{width:590px;height:590px}.orbit-two{width:455px;height:455px;border-style:dashed;animation:orbit 30s linear infinite}@keyframes orbit{to{transform:rotate(360deg)}}.iphone-device-large{width:315px;height:642px;border:7px solid #0a0a0a;border-radius:48px;background:#f4f1e9;color:#191919;box-shadow:0 44px 100px #0009,0 0 0 1px #ffffff22 inset;overflow:hidden;position:relative;transform:rotate(3deg);transition:transform .7s cubic-bezier(.2,.8,.2,1)}.iphone-stage:hover .iphone-device-large{transform:rotate(0deg) translateY(-8px)}.iphone-status{height:31px;padding:9px 17px 0;display:flex;justify-content:space-between;font-size:8px;font-weight:600}.iphone-status i{width:42px}.iphone-island{position:absolute;left:50%;top:9px;transform:translateX(-50%);width:84px;height:22px;border-radius:18px;background:#0a0a0a}.iphone-chat{height:260px;padding:30px 17px 12px;background:linear-gradient(#f4f1e9,#eeebe2)}.chat-day{display:block;text-align:center;font-size:7px;color:#8e8b83}.chat-bubble{margin:42px 0 0 auto;width:max-content;max-width:75%;background:#d7ead9;border-radius:15px 15px 4px 15px;padding:10px 12px;font-size:10px}.chat-compose{position:absolute;top:229px;left:14px;right:14px;min-height:40px;border:1px solid #d5d1c7;border-radius:14px;background:#fffefa;display:flex;align-items:center;gap:8px;padding:7px 7px 7px 11px;font-size:9px;line-height:1.45;box-shadow:0 6px 20px #0000000b}.chat-compose span{flex:1}.chat-compose i{font-style:normal;flex:none;width:23px;height:23px;border-radius:50%;display:grid;place-items:center;background:var(--ink);color:var(--paper);font-size:13px}.iphone-keyboard-demo{position:absolute;left:0;right:0;bottom:0;height:342px;background:#dedbd2;padding:12px 10px 0}.iphone-demo-panel{display:none;height:265px;border:1px solid #cbc7bc;border-radius:14px;background:#f8f5ee;padding:16px;overflow:hidden}.iphone-demo-panel.active{display:block;animation:panel-in .52s cubic-bezier(.2,.8,.2,1)}@keyframes panel-in{from{opacity:0;transform:translateY(10px) scale(.985)}to{opacity:1;transform:none}}.panel-state{display:flex;justify-content:space-between;align-items:center;font-size:9px;color:#6f6c64}.panel-state>span{display:flex;align-items:center;gap:6px}.record-dot{width:5px;height:5px;border-radius:50%;background:#58755f;box-shadow:0 0 0 4px #58755f18}.mini-wave{display:flex;align-items:center;gap:2px;height:12px}.mini-wave i,.hud-wave i{width:2px;height:4px;background:#58755f;border-radius:2px;animation:wave 1s ease-in-out infinite}.mini-wave i:nth-child(2),.hud-wave i:nth-child(2){animation-delay:-.75s}.mini-wave i:nth-child(3),.hud-wave i:nth-child(3){animation-delay:-.5s}.mini-wave i:nth-child(4),.hud-wave i:nth-child(4){animation-delay:-.25s}.iphone-demo-panel>p{font-size:11px;line-height:1.65;color:#8c8980;margin:28px 0 20px}.panel-result{padding:15px 13px;border-radius:10px;background:#ece9df;font-size:12px;line-height:1.6;box-shadow:0 9px 22px #0000000d}.panel-label{font-size:9px;color:#6f6c64}.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:15px}.quick-grid>span{background:#ede9df;border:1px solid #d5d0c5;border-radius:10px;padding:12px 9px;font-size:10px;min-height:72px}.quick-grid small{display:block;color:#88847b;font-size:7px;margin-top:7px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.ask-draft{background:#e8e5dc!important;color:#191919!important;margin:15px 0 10px!important;padding:12px;border-radius:10px}.ask-demo-answer{font-size:11px;line-height:1.6;padding:13px;border-radius:10px;background:#191919;color:#f8f5ee}.iphone-tabbar{height:64px;display:grid;grid-template-columns:repeat(3,1fr);align-items:center}.iphone-tabbar button{border:0;background:transparent;display:flex;flex-direction:column;align-items:center;gap:3px;font-size:7px;color:#75736d}.iphone-tabbar svg{width:18px;height:18px}.iphone-tabbar button.active{color:#191919;font-weight:650}.stage-note{position:absolute;font-size:10px;color:#88877f;line-height:1.7}.stage-note b{color:#cfcdc4;font-size:11px}.note-one{left:1%;top:26%}.note-two{right:0;bottom:22%;text-align:right}.chapter-features{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin-top:80px;border-top:1px solid #ffffff1f;padding-top:26px}.chapter-features article{padding-right:24px}.chapter-features article+article{border-left:1px solid #ffffff18;padding-left:30px}.chapter-features span{font-size:9px;color:#85837c}.chapter-features h3{font-size:18px;font-weight:520;margin:13px 0 9px}.chapter-features p{font-size:11px;line-height:1.8;color:#9e9b94;max-width:280px}
.mac-chapter{padding-top:120px;padding-bottom:80px}.mac-chapter .chapter-heading>p{color:var(--muted)}.mac-chapter .platform-kicker{color:var(--green)}.mac-showcase{display:grid;grid-template-columns:1.4fr .6fr;gap:28px;margin-top:68px;align-items:stretch}.mac-stage{position:relative;min-height:565px;border:1px solid #cfcac0;border-radius:20px;background:linear-gradient(135deg,#e8e5dc,#f5f2ea);overflow:hidden;box-shadow:0 30px 80px #27251e12}.mac-stage::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 0,#fff,transparent 34%),radial-gradient(circle at 90% 80%,#80937822,transparent 35%)}.mac-screen-bar{height:47px;position:relative;display:flex;align-items:center;justify-content:space-between;padding:0 18px;font-size:9px;color:#827e75;border-bottom:1px solid #cfcac088;background:#ffffff30}.traffic-lights{display:flex;gap:5px}.traffic-lights i{width:8px;height:8px;border-radius:50%;background:#bcb7ac}.traffic-lights i:first-child{background:#d99a83}.traffic-lights i:nth-child(2){background:#d8bf76}.traffic-lights i:nth-child(3){background:#83b28a}.mac-document{position:relative;margin:70px auto;width:68%;min-height:230px;border-radius:11px;background:#fffef9;padding:38px 43px;box-shadow:0 18px 55px #1d1b1712}.doc-label{font-size:9px;color:#9a968c;letter-spacing:1px}.mac-document p{font-size:22px;line-height:1.6;margin-top:20px}.mac-hud,.mac-suggestion{position:absolute;left:50%;bottom:48px;transform:translate(-50%,14px) scale(.96);opacity:0;pointer-events:none;display:flex;align-items:center;gap:13px;border-radius:28px;background:#1d1d1c;color:#f8f5ee;padding:11px 13px 11px 16px;box-shadow:0 18px 40px #0004;transition:opacity .45s,transform .55s cubic-bezier(.2,.8,.2,1)}.mac-hud.active,.mac-suggestion.active{opacity:1;transform:translate(-50%,0) scale(1)}.mac-hud svg{width:22px;height:22px}.mac-hud>span:nth-child(2){display:flex;flex-direction:column;min-width:135px}.mac-hud b{font-size:10px}.mac-hud small{font-size:7px;color:#aaa79e;margin-top:2px}.mac-hud kbd,.mac-controls kbd{border:1px solid #ffffff25;background:#ffffff10;border-radius:5px;padding:5px 7px;font:600 9px/1 -apple-system,sans-serif}.hud-wave{display:flex;gap:2px;align-items:center}.hud-wave i{background:#f8f5ee}.memory-hud{bottom:48px}.mac-suggestion{border-radius:12px;background:#fffef9;color:#191919;border:1px solid #cac6bb;padding:13px 15px;gap:17px}.mac-suggestion span{font-size:9px;color:#817e75}.mac-suggestion p{font-size:11px;min-width:180px}.mac-suggestion kbd{font-size:8px;border:1px solid #d4d0c6;border-radius:5px;padding:6px}.mac-dock{position:absolute;bottom:13px;left:50%;transform:translateX(-50%);display:flex;align-items:end;gap:7px;padding:7px 9px;border:1px solid #ffffff99;border-radius:13px;background:#ffffff4d;backdrop-filter:blur(12px)}.mac-dock>span{width:24px;height:24px;border-radius:7px;background:#bbb7ad}.mac-dock>span:nth-child(2){background:#949f93}.mac-dock>span:nth-child(3){background:#d1a27e}.mac-dock>span:nth-child(5){background:#8d98aa}.mac-dock .knowly-dock{width:30px;height:30px;background:transparent}.mac-dock img{width:100%;height:100%;border-radius:7px}.mac-controls{border:1px solid var(--line);border-radius:20px;padding:24px;background:#f0ede5}.control-overline{font-size:8px;letter-spacing:1px;color:var(--muted);display:block;margin:3px 3px 26px}.mac-controls button{width:100%;border:0;border-top:1px solid #d7d2c8;background:transparent;padding:20px 3px;display:grid;grid-template-columns:76px 1fr auto;align-items:center;gap:12px;text-align:left;color:#79766f;transition:color .35s,padding .4s}.mac-controls button:last-child{border-bottom:1px solid #d7d2c8}.mac-controls button:hover,.mac-controls button.active{color:#191919;padding-left:10px}.mac-controls button>span{display:flex;align-items:center;gap:4px}.mac-controls button>span>b{font-size:9px;font-weight:400}.mac-controls button div{display:flex;flex-direction:column}.mac-controls button div b{font-size:13px}.mac-controls button div small{font-size:8px;margin-top:4px}.mac-controls button>i{font-style:normal;font-size:8px}.mac-controls kbd{color:#191919;background:#fff;border-color:#cbc6bb;box-shadow:0 2px 0 #c4bfb5}.mac-foot{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);margin-top:50px;padding-top:23px}.mac-foot>div+div{border-left:1px solid var(--line);padding-left:28px}.mac-foot span{font-size:11px;font-weight:600}.mac-foot p{font-size:10px;color:var(--muted);margin-top:7px}.platform-bridge{text-align:center;padding-top:110px;padding-bottom:110px}.bridge-line{display:flex;align-items:center;justify-content:center;gap:20px;color:var(--muted);font-size:10px}.bridge-line i{width:90px;height:1px;background:var(--line)}.bridge-line b{font-size:14px;color:var(--ink)}.platform-bridge h2{font-size:clamp(44px,6vw,78px);line-height:1.08;letter-spacing:-4px;font-weight:560;margin:42px 0 25px}.platform-bridge p{font-size:13px;line-height:1.8;color:var(--muted)}
@media(max-width:1000px){.chapter-heading{gap:45px}.iphone-showcase{gap:30px}.stage-note{display:none}.mac-showcase{grid-template-columns:1fr}.mac-controls{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.mac-controls .control-overline{grid-column:1/-1}.mac-controls button{display:flex;flex-direction:column;align-items:flex-start;border:1px solid #d7d2c8!important;border-radius:12px;gap:12px;padding:16px!important}.mac-controls button>i{margin-left:auto}.mac-controls button div small{font-size:9px}}
@media(max-width:700px){.platform-lead{padding-top:75px;padding-bottom:48px}.platform-lead>div{display:block;margin-top:25px}.platform-lead h2{font-size:38px;letter-spacing:-2px}.platform-lead p{font-size:12px;margin-top:22px}.chapter-heading{grid-template-columns:1fr;gap:25px}.chapter-heading h2{font-size:54px;letter-spacing:-3px}.chapter-heading>p{font-size:12px}.iphone-chapter{padding:72px 0 75px}.iphone-showcase{grid-template-columns:1fr;margin-top:45px}.iphone-copy{min-height:auto}.platform-switch{display:grid;grid-template-columns:repeat(3,1fr);border-top:0;border-bottom:1px solid #ffffff20}.platform-switch button{border-bottom:0;padding:13px 7px;display:flex;flex-direction:column;gap:7px}.platform-switch button::after{display:none}.platform-switch button:hover,.platform-switch button.active{padding-left:7px;color:var(--paper)}.platform-switch button.active{background:#ffffff0b}.platform-detail{margin:27px 0 20px;min-height:132px}.platform-detail h3{font-size:24px}.platform-detail p{font-size:11px}.iphone-stage{min-height:585px}.orbit-one{width:430px;height:430px}.orbit-two{width:330px;height:330px}.iphone-device-large{width:280px;height:570px;border-radius:42px}.iphone-chat{height:232px}.chat-compose{top:203px}.iphone-keyboard-demo{height:305px}.iphone-demo-panel{height:236px}.iphone-status{height:28px}.quick-grid>span{min-height:61px}.chapter-features{grid-template-columns:1fr;margin-top:60px;gap:0}.chapter-features article{padding:22px 0!important}.chapter-features article+article{border-left:0;border-top:1px solid #ffffff18}.mac-chapter{padding-top:75px;padding-bottom:55px}.mac-showcase{margin-top:40px}.mac-stage{min-height:440px;border-radius:14px}.mac-document{width:82%;margin-top:55px;padding:28px 25px;min-height:190px}.mac-document p{font-size:17px}.mac-hud{bottom:42px;max-width:90%}.mac-hud>span:nth-child(2){min-width:110px}.memory-hud{bottom:42px}.mac-suggestion{bottom:42px;width:90%;gap:8px}.mac-suggestion p{min-width:0;flex:1}.mac-controls{grid-template-columns:1fr;padding:16px}.mac-controls .control-overline{margin-bottom:5px}.mac-controls button{display:grid;grid-template-columns:70px 1fr auto;flex-direction:initial}.mac-foot{grid-template-columns:1fr;margin-top:30px}.mac-foot>div{padding:17px 0!important}.mac-foot>div+div{border-left:0;border-top:1px solid var(--line)}.platform-bridge{padding-top:75px;padding-bottom:75px}.platform-bridge h2{font-size:43px;letter-spacing:-2px}.bridge-line{gap:10px}.bridge-line i{width:35px}}
@media(prefers-reduced-motion:reduce){.orbit-two,.mini-wave i,.hud-wave i{animation:none}.iphone-device-large{transform:none}.platform-detail.active,.iphone-demo-panel.active{animation:none}}

/* Platform interaction state overrides */
.iphone-device-large{transform:translate3d(0,var(--iphone-y,0),0) rotate(3deg)}
.iphone-stage:hover .iphone-device-large{transform:translate3d(0,calc(var(--iphone-y,0) - 8px),0) rotate(0deg)}
.stage-orbit{transform:translate3d(0,var(--orbit-y,0),0)}
.orbit-two{animation:orbit-shift 30s linear infinite}
@keyframes orbit-shift{from{transform:translate3d(0,var(--orbit-y,0),0) rotate(0)}to{transform:translate3d(0,var(--orbit-y,0),0) rotate(360deg)}}
.chat-compose span{transition:opacity .17s,transform .17s}
.chat-compose span.changing{opacity:0;transform:translateY(3px)}
.mac-document{transform:translate3d(0,var(--mac-document-y,0),0);transition:transform .5s}
.mac-document p{transition:opacity .17s,transform .17s}
.mac-document p.changing{opacity:0;transform:translateY(4px)}
@media(prefers-reduced-motion:reduce){.orbit-two{animation:none}.iphone-device-large,.mac-document{transform:none}}

/* Mac download */
.chapter-side{align-self:end;padding-bottom:9px}.chapter-side>p{font-size:15px;line-height:1.9;max-width:480px;color:var(--muted)}.mac-download-jump{display:inline-flex;align-items:center;gap:28px;margin-top:23px;padding:12px 16px;border:1px solid var(--ink);border-radius:6px;font-size:11px;transition:background .3s,color .3s,transform .3s}.mac-download-jump:hover{background:var(--ink);color:var(--paper);transform:translateY(-2px)}
.mac-download{position:relative;display:grid;grid-template-columns:.92fr 1.08fr;margin-top:88px;border:1px solid #242423;border-radius:22px;overflow:hidden;background:#191919;box-shadow:0 38px 100px #27251e25;isolation:isolate}.mac-download::before{content:"";position:absolute;width:600px;height:600px;left:-240px;top:-330px;border-radius:50%;background:radial-gradient(circle,#69806d55 0,#3a4e3e2e 38%,transparent 70%);pointer-events:none}.download-intro,.install-steps{position:relative;padding:58px 60px}.download-intro{color:var(--paper);border-right:1px solid #ffffff1f;background:linear-gradient(145deg,#20201f,#151515)}.download-app{display:flex;align-items:center;gap:17px;font-size:9px;letter-spacing:1.2px;color:#aaa79e}.download-app img{width:82px;height:82px;border-radius:19px;box-shadow:0 16px 36px #0007;transition:transform .5s cubic-bezier(.2,.8,.2,1)}.mac-download:hover .download-app img{transform:rotate(-3deg) scale(1.04)}.download-status{display:flex;align-items:center;gap:8px;margin-top:38px;font-size:10px;color:#b8c9b8}.download-status i{width:7px;height:7px;border-radius:50%;background:#91b097;box-shadow:0 0 0 6px #91b0971c;animation:download-pulse 2.4s ease-out infinite}.download-intro h3{font-size:clamp(38px,4.5vw,60px);line-height:1.06;letter-spacing:-3px;font-weight:560;margin:22px 0 20px}.download-intro>p{max-width:450px;font-size:12px;line-height:1.9;color:#aaa79e}.download-button{display:flex;align-items:center;justify-content:space-between;width:min(100%,400px);margin-top:32px;padding:18px 21px;border-radius:7px;background:var(--paper);color:var(--ink);font-size:13px;font-weight:600;box-shadow:0 12px 30px #0005;transition:transform .35s cubic-bezier(.2,.8,.2,1),box-shadow .35s,background .3s}.download-button:hover{transform:translateY(-3px);box-shadow:0 18px 42px #0008;background:#fff}.download-button>span:last-child{font-size:17px;transition:transform .3s}.download-button:hover>span:last-child{transform:translateY(3px)}.download-button+small{display:block;margin-top:14px;font-size:9px;color:#88867e}.install-steps{background:#f8f5ee}.install-overline{font-size:8px;letter-spacing:1.2px;color:var(--muted)}.install-steps ol{list-style:none;padding:0;margin:32px 0 0}.install-steps li{display:grid;grid-template-columns:40px 1fr;gap:18px;padding:23px 0;border-top:1px solid var(--line)}.install-steps li:last-child{border-bottom:1px solid var(--line)}.install-steps li>span{font:italic 17px Georgia,serif;color:#9b978e}.install-steps li b{font-size:13px;font-weight:600}.install-steps li p{font-size:10px;line-height:1.75;color:var(--muted);margin-top:7px}.download-ready-note{display:flex;gap:9px;align-items:center;margin-top:24px;font-size:9px;color:var(--green)}.download-ready-note span{font-size:7px;color:var(--green)}@keyframes download-pulse{0%,30%{box-shadow:0 0 0 0 #91b0974d}75%,100%{box-shadow:0 0 0 10px transparent}}
@media(max-width:900px){.mac-download{grid-template-columns:1fr}.download-intro{border-right:0;border-bottom:1px solid #d3cec4}.download-intro,.install-steps{padding:42px}}
@media(max-width:700px){.chapter-side{padding-bottom:0}.chapter-side>p{font-size:12px}.mac-download-jump{margin-top:18px}.mac-download{margin-top:55px;border-radius:15px}.download-intro,.install-steps{padding:34px 23px}.download-app img{width:62px;height:62px;border-radius:14px}.download-status{margin-top:29px;line-height:1.5}.download-intro h3{font-size:39px;letter-spacing:-2px}.download-button{margin-top:25px}.install-steps li{grid-template-columns:32px 1fr;gap:11px}.install-steps li p{font-size:10px}}
@media(prefers-reduced-motion:reduce){.download-status i{animation:none}.mac-download:hover .download-app img,.download-button:hover{transform:none}}

/* iPhone TestFlight download */
.iphone-heading-side{align-self:end;padding-bottom:9px}.iphone-heading-side>p{font-size:15px;line-height:1.9;max-width:480px;color:#bbb9b0}.iphone-download-jump{display:inline-flex;align-items:center;gap:28px;margin-top:23px;padding:12px 16px;border:1px solid #ffffff66;border-radius:6px;font-size:11px;color:var(--paper);transition:background .3s,color .3s,transform .3s}.iphone-download-jump:hover{background:var(--paper);color:var(--ink);transform:translateY(-2px)}
.iphone-download{position:relative;display:grid;grid-template-columns:1.05fr .95fr;margin-top:78px;border:1px solid #ffffff2e;border-radius:22px;overflow:hidden;background:linear-gradient(145deg,#242423,#111);box-shadow:0 38px 100px #0005}.iphone-download::before{content:"";position:absolute;width:520px;height:520px;left:-190px;top:-320px;border-radius:50%;background:radial-gradient(circle,#69806d66 0,#3a4e3e2b 42%,transparent 70%);pointer-events:none}.iphone-download-copy,.iphone-download-action{position:relative;padding:52px 56px}.iphone-download-copy{border-right:1px solid #ffffff1f}.iphone-download-app{color:#aaa79e}.iphone-download-app img{width:82px;height:82px;border-radius:19px;box-shadow:0 16px 36px #0007}.iphone-beta-status{color:#b8c9b8}.iphone-download-copy h3{font-size:clamp(36px,4.2vw,56px);line-height:1.07;letter-spacing:-2.7px;font-weight:560;margin:22px 0 20px}.iphone-download-copy>p{max-width:460px;font-size:12px;line-height:1.9;color:#aaa79e}.iphone-download-action{display:flex;flex-direction:column;justify-content:center;background:#f8f5ee;color:var(--ink)}.testflight-button{display:grid;grid-template-columns:42px 1fr auto;align-items:center;gap:13px;width:min(100%,430px);margin-top:25px;padding:14px 18px;border-radius:11px;background:#191919;color:#fff;box-shadow:0 12px 30px #1919192b;transition:transform .35s cubic-bezier(.2,.8,.2,1),box-shadow .35s}.testflight-button:hover{transform:translateY(-3px);box-shadow:0 18px 38px #19191940}.apple-mark{font:38px/1 -apple-system,BlinkMacSystemFont,sans-serif}.testflight-button>span:nth-child(2){display:flex;flex-direction:column;gap:2px}.testflight-button small{font-size:9px;font-weight:400;color:#d7d7d7}.testflight-button b{font-size:17px;letter-spacing:-.2px}.testflight-button>span:last-child{font-size:18px}.iphone-download-action>p{font-size:13px;line-height:1.75;margin-top:27px}.iphone-download-action>p a{text-decoration:underline;text-underline-offset:4px}.iphone-download-action>small{font-size:9px;line-height:1.7;color:var(--muted);margin-top:13px}
@media(max-width:900px){.iphone-download{grid-template-columns:1fr}.iphone-download-copy{border-right:0;border-bottom:1px solid #ffffff1f}.iphone-download-copy,.iphone-download-action{padding:42px}}
@media(max-width:700px){.iphone-heading-side{padding-bottom:0}.iphone-heading-side>p{font-size:12px}.iphone-download-jump{margin-top:18px}.iphone-download{margin-top:55px;border-radius:15px}.iphone-download-copy,.iphone-download-action{padding:34px 23px}.iphone-download-app img{width:62px;height:62px;border-radius:14px}.iphone-download-copy h3{font-size:38px;letter-spacing:-2px}.testflight-button{grid-template-columns:34px 1fr auto;padding:13px 15px}.apple-mark{font-size:31px}.testflight-button b{font-size:15px}}
@media(prefers-reduced-motion:reduce){.iphone-download-jump:hover,.testflight-button:hover{transform:none}}

/* 中英切换 */
.i18n-pending body{opacity:0}
.lang-toggle{display:inline-flex;align-items:center;gap:2px;border:1px solid var(--ink);border-radius:999px;background:transparent;padding:3px;font-size:12px;line-height:1;letter-spacing:.4px}
.lang-opt{padding:7px 11px;border-radius:999px;color:var(--muted);transition:background .25s,color .25s}
.lang-opt.active{background:var(--ink);color:var(--paper)}
.lang-toggle:hover .lang-opt:not(.active){color:var(--ink)}
@media(max-width:700px){.lang-toggle{font-size:11px;padding:2px}.lang-opt{padding:6px 9px}}
/* 手机上导航放不下语言开关 + 下载按钮：BETA 小标先收起（页面底部有内测说明） */
@media(max-width:480px){.site-header .beta{display:none}nav{gap:8px}}

/* Hero: the product line types itself, using one clean family throughout. */
.hero-line,.hero-line-two{clip-path:none;transform:none;animation:none}.mean{font-family:inherit;font-style:normal;font-weight:600;letter-spacing:inherit}.type-char{opacity:0;filter:blur(4px);animation:type-key .11s cubic-bezier(.2,.8,.2,1) forwards;animation-delay:calc(.12s + var(--type-i) * 68ms)}@keyframes type-key{60%{opacity:1;filter:blur(1px)}100%{opacity:1;filter:none}}.type-cursor{display:inline-block;width:.055em;height:.72em;margin-left:.06em;background:var(--green);vertical-align:.01em;opacity:0;animation:cursor-arrive .01s calc(.14s + var(--type-count) * 68ms) forwards,caret .9s calc(.14s + var(--type-count) * 68ms) steps(1) infinite}.mean svg path{animation-delay:1.05s}.hero-bottom>[data-reveal]{transition-delay:1.45s}@keyframes cursor-arrive{to{opacity:1}}

/* iPhone demo mirrors the current SwiftUI keyboard: stage + four-tab segment + delete/return. */
.iphone-chat{height:428px}.chat-compose{top:365px}.iphone-keyboard-demo{height:214px;background:#c8cdd5;padding:7px 6px 5px;display:flex;flex-direction:column;gap:5px}.iphone-demo-panel{height:auto;flex:1;border:0;border-radius:0;background:transparent;padding:2px;overflow:hidden}.iphone-demo-panel.active{display:flex;animation:panel-in .38s cubic-bezier(.2,.8,.2,1)}.real-voice-panel{flex-direction:column}.real-voice-status{display:flex;justify-content:space-between;align-items:center;font-size:8px;color:#5f6268}.real-voice-status>span{display:flex;align-items:center;gap:5px}.real-voice-status small{font-size:7px}.real-voice-panel>p{font-size:12px;line-height:1.55;color:#222;margin:17px 3px 8px}.real-voice-lower{display:flex;align-items:center;gap:10px;margin-top:auto}.real-wave{display:flex;align-items:center;justify-content:space-between;flex:1;height:29px;gap:3px}.real-wave i{flex:1;max-width:4px;border-radius:4px;background:#191919;animation:wave 1s ease-in-out infinite}.real-wave i:nth-child(1),.real-wave i:nth-child(7){height:5px}.real-wave i:nth-child(2),.real-wave i:nth-child(6){height:12px;animation-delay:-.2s}.real-wave i:nth-child(3),.real-wave i:nth-child(5){height:20px;animation-delay:-.45s}.real-wave i:nth-child(4){height:28px;animation-delay:-.7s}.real-stop{width:35px;height:35px;border-radius:50%;display:grid;place-items:center;background:#191919;color:white;font-size:8px;box-shadow:0 3px 9px #0003}.real-fill-panel{flex-direction:column;gap:6px}.memory-card{background:#fff;border-radius:9px;box-shadow:0 2px 0 #8e9299,0 3px 7px #0002;padding:7px 9px;min-width:0}.memory-card>span{display:flex;align-items:baseline;gap:4px}.memory-card b{font-size:9px}.memory-card em{margin-left:auto;font:500 6px/1 -apple-system,sans-serif;color:#9a9ca0;letter-spacing:.3px}.memory-card small{display:block;margin-top:4px;font-size:7px;color:#686a6f;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.memory-hero{height:46px}.memory-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px}.memory-grid .memory-card{height:38px}.memory-add{border:1px dashed #777;background:transparent;box-shadow:none;display:grid;place-items:center;color:#666}.real-ask-panel{flex-direction:column;text-align:left}.real-ask-question{font-size:8px;color:#696b70;margin:1px 2px 6px}.real-ask-answer{font-size:10px;line-height:1.55;color:#202124;margin:0;overflow:hidden}.real-ask-actions{display:flex;justify-content:flex-end;gap:6px;margin-top:auto}.real-ask-actions span,.real-ask-actions b{padding:6px 9px;border-radius:14px;background:#afb4bd;font-size:7px;font-weight:600}.real-ask-actions b{background:#191919;color:#fff}.real-keyboard-bottom{height:42px;display:flex;gap:4px;align-items:stretch}.iphone-tabbar{height:auto;flex:1;display:flex;align-items:stretch;padding:3px;border-radius:10px;background:#aeb3bc;gap:0}.iphone-tabbar button{flex:1;min-width:0;border-radius:8px;justify-content:center}.iphone-tabbar button svg{width:14px;height:14px}.iphone-tabbar button span{display:none}.iphone-tabbar button.active{background:#fff;box-shadow:0 2px 0 #858a92;color:#191919;flex:1.45;flex-direction:row;gap:3px}.iphone-tabbar button.active span{display:block;font-size:7px}.iphone-tabbar .pinyin-tab b{font-size:8px}.keyboard-delete,.keyboard-return{width:32px;border-radius:9px;background:#aeb3bc;display:grid;place-items:center;color:#202124;font-size:13px;box-shadow:0 2px 0 #858a92}.keyboard-return{width:40px;background:#191919;color:#fff;font-weight:700}
@media(max-width:700px){.iphone-chat{height:386px}.chat-compose{top:326px}.iphone-keyboard-demo{height:184px;padding:6px 5px 4px}.real-voice-panel>p{font-size:10px;margin-top:10px}.real-wave{height:22px}.real-stop{width:29px;height:29px}.memory-card{padding:5px 7px}.memory-hero{height:39px}.memory-grid .memory-card{height:33px}.real-keyboard-bottom{height:36px}.iphone-tabbar button svg{width:12px;height:12px}.keyboard-delete{width:27px}.keyboard-return{width:34px}}
@media(prefers-reduced-motion:reduce){.type-char{opacity:1;filter:none;animation:none}.type-cursor{display:none}.real-wave i{animation:none}}

/* TestFlight modal and dual platform actions in the sticky header. */
.nav-iphone-cta{background:var(--ink);color:var(--paper)}.nav-iphone-cta:hover{background:#343432}.testflight-dialog{width:min(520px,calc(100vw - 36px));border:0;border-radius:22px;padding:40px;background:var(--paper);color:var(--ink);box-shadow:0 35px 110px #0007;overflow:visible}.testflight-dialog::backdrop{background:#16161499;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.testflight-dialog[open]{animation:dialog-in .42s cubic-bezier(.2,.8,.2,1)}@keyframes dialog-in{from{opacity:0;transform:translateY(18px) scale(.97)}to{opacity:1;transform:none}}.dialog-close{position:absolute;right:18px;top:18px;width:36px;height:36px;border:1px solid var(--line);border-radius:50%;background:transparent;font-size:24px;line-height:1;display:grid;place-items:center}.dialog-close:hover{background:var(--soft)}.dialog-app{display:flex;align-items:center;gap:15px}.dialog-app img{width:66px;height:66px;border-radius:15px;box-shadow:0 12px 28px #19191920}.dialog-app>span{display:flex;flex-direction:column;gap:5px}.dialog-app small{font-size:8px;letter-spacing:1.1px;color:var(--muted)}.dialog-app b{font-size:15px}.dialog-status{display:flex;align-items:center;gap:8px;margin-top:32px;font-size:10px;color:var(--green)}.dialog-status i{width:7px;height:7px;border-radius:50%;background:#91b097;box-shadow:0 0 0 6px #91b0971c}.testflight-dialog h2{font-size:clamp(34px,6vw,48px);line-height:1.08;letter-spacing:-2.2px;font-weight:560;margin:20px 0 18px}.testflight-dialog>p{font-size:12px;line-height:1.9;color:var(--muted)}.dialog-email{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:27px;padding:16px 18px;border-radius:10px;background:var(--ink);color:var(--paper);transition:transform .3s,box-shadow .3s}.dialog-email:hover{transform:translateY(-2px);box-shadow:0 14px 32px #19191933}.dialog-email>span:first-child{display:flex;flex-direction:column;min-width:0;gap:3px}.dialog-email small{font-size:8px;color:#bbb9b0}.dialog-email b{font-size:13px;overflow-wrap:anywhere}.dialog-email>span:last-child{font-size:18px}.dialog-note{display:block;margin-top:13px;font-size:9px;color:var(--muted)}
@media(max-width:1100px){nav{gap:14px}.nav-cta{padding:11px 14px}.nav-cta span{margin-left:8px}nav [data-nav="experience"]{display:none}}
@media(max-width:700px){.testflight-dialog{padding:31px 24px;border-radius:17px}.dialog-close{right:13px;top:13px}.dialog-app img{width:56px;height:56px}.testflight-dialog h2{font-size:34px}.nav-cta{padding:10px 11px}}
@media(max-width:560px){.site-header .wordmark{font-size:0;gap:0}.site-header .wordmark img{width:30px;height:30px}.site-header .beta{display:none}.nav-cta span[aria-hidden="true"]{display:none}.nav-cta span{margin-left:0}nav{gap:7px}.lang-opt{padding:6px 8px}}
@media(prefers-reduced-motion:reduce){.testflight-dialog[open]{animation:none}.dialog-email:hover{transform:none}}

/* Mac demo — mirrors macos/Sources/AllReady/HUD.swift + Suggest.swift.
   The large window is only a host app; Knowly itself is the 40pt HUD and 28pt cursor chip. */
.mac-demo-caption{position:absolute;z-index:2;left:24px;right:24px;top:66px;display:flex;align-items:center;justify-content:space-between;color:#817e75}.mac-demo-caption span{font-size:7px;letter-spacing:1.25px}.mac-demo-caption b{font-size:9px;font-weight:570;color:#57554f;transition:opacity .18s,transform .24s}
.mac-stage .mac-document{margin-top:92px;width:70%;min-height:245px;padding:38px 43px;transition:box-shadow .45s cubic-bezier(.2,.8,.2,1),transform .5s}.mac-stage[data-phase="listening"] .mac-document{box-shadow:0 20px 65px #1d1b171a}.mac-stage .mac-document p{min-height:72px}.mac-stage .mac-document .caret{display:inline-block;color:#56735e;font-style:normal;font-weight:300;animation:mac-caret 1s steps(1) infinite}@keyframes mac-caret{50%{opacity:0}}
.mac-native-hud{position:absolute;z-index:5;left:50%;bottom:78px;width:128px;height:40px;display:flex;align-items:center;justify-content:center;gap:10px;padding:0 16px;border:.5px solid #ffffff19;border-radius:20px;background:#1a1a1c;color:#fff;box-shadow:0 12px 26px #0004;opacity:0;transform:translate(-50%,6px) scale(.92);filter:blur(4px);pointer-events:none;transition:opacity .2s ease-out,transform .34s cubic-bezier(.2,.9,.25,1.25),filter .24s,width .36s cubic-bezier(.2,.8,.2,1)}.mac-native-hud[data-state]{opacity:1;transform:translate(-50%,0) scale(1);filter:none}.mac-native-hud[data-state="recall"],.mac-native-hud[data-state="recall-processing"]{width:154px}.mac-native-hud[data-state="done"]{width:56px}.mac-native-wave{height:22px;display:flex;align-items:center;gap:3px}.mac-native-wave i{display:block;width:4px;height:8px;border-radius:3px;background:#fff;transform-origin:center;animation:mac-listen .74s ease-in-out infinite;transition:height .36s cubic-bezier(.2,.8,.2,1),opacity .3s}.mac-native-wave i:nth-child(2n){animation-delay:-.14s}.mac-native-wave i:nth-child(3n){animation-delay:-.31s}.mac-native-wave i:nth-child(4n){animation-delay:-.46s}.mac-native-wave i:nth-child(5n){animation-delay:-.59s}@keyframes mac-listen{0%,100%{height:7px}45%{height:20px}70%{height:11px}}.mac-recall-icon{display:none;width:17px;height:17px;flex:none;color:#fff;opacity:.85}.mac-native-hud[data-state="recall"] .mac-recall-icon,.mac-native-hud[data-state="recall-processing"] .mac-recall-icon{display:block}.mac-native-hud[data-state="processing"] .mac-native-wave i,.mac-native-hud[data-state="recall-processing"] .mac-native-wave i{height:6px;opacity:.65;animation:mac-think 1.1s ease-in-out infinite}@keyframes mac-think{0%,100%{transform:translateY(0);opacity:.45}45%{transform:translateY(-3px);opacity:.9}}.mac-check{display:none;width:23px;height:23px;fill:none;stroke:#fff;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round}.mac-native-hud[data-state="done"] .mac-native-wave,.mac-native-hud[data-state="done"] .mac-recall-icon{display:none}.mac-native-hud[data-state="done"] .mac-check{display:block;animation:mac-check-in .36s cubic-bezier(.2,.9,.25,1.35)}@keyframes mac-check-in{from{opacity:0;transform:scale(.55) rotate(-8deg)}to{opacity:1;transform:none}}
.mac-native-suggestion{position:absolute;z-index:6;left:42px;top:128px;height:28px;max-width:calc(100% - 58px);display:flex;align-items:center;gap:7px;padding:0 10px;border:.5px solid #ffffff19;border-radius:14px;background:#1a1a1c;color:#fff;box-shadow:0 8px 18px #0004;white-space:nowrap;opacity:0;transform:translateY(-5px) scale(.96);transform-origin:top left;pointer-events:none;transition:opacity .2s,transform .26s cubic-bezier(.2,.8,.2,1)}.mac-native-suggestion.active{opacity:1;transform:none}.mac-native-suggestion svg{width:12px;height:12px;flex:none;color:#fff;opacity:.8}.mac-native-suggestion b{font-size:10px}.mac-native-suggestion span{min-width:0;overflow:hidden;text-overflow:ellipsis;color:#ffffff8c;font-size:9px}.mac-native-suggestion kbd{margin-left:auto;flex:none;padding:2px 5px;border:0;border-radius:4px;background:#ffffff24;color:#ffffffbf;font:600 9px/1 -apple-system,sans-serif}
.mac-action-guide{position:absolute;z-index:4;left:22px;right:22px;bottom:18px;height:40px;display:grid;grid-template-columns:auto auto 1fr auto;align-items:center;gap:12px;padding:0 14px;border:1px solid #d1cdc3;border-radius:10px;background:#f8f6f0dd;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);font-size:8px;color:#6f6c65}.mac-action-guide>i{height:1px;background:#d5d1c7}.mac-key-visual{display:flex;align-items:center;gap:4px}.mac-key-visual b{font-size:8px;font-weight:400}.mac-key-visual kbd{min-width:29px;padding:5px 7px;border:1px solid #cbc6bb;border-radius:5px;background:#fff;color:#191919;text-align:center;font:600 9px/1 -apple-system,sans-serif;box-shadow:0 2px 0 #c4bfb5;transition:transform .12s,box-shadow .12s,background .2s}.mac-key-visual kbd.pressed{transform:translateY(2px);box-shadow:0 0 0 #c4bfb5;background:#e6e2d9}.mac-action-guide>span:last-child{text-align:right;color:#4f4d47}
@media(max-width:700px){.mac-demo-caption{left:16px;right:16px;top:58px}.mac-demo-caption b{max-width:55%;text-align:right}.mac-stage .mac-document{width:84%;min-height:210px;margin-top:82px;padding:28px 24px}.mac-stage .mac-document p{font-size:17px;min-height:62px}.mac-native-hud{bottom:82px}.mac-native-suggestion{left:24px;top:110px;max-width:calc(100% - 38px)}.mac-action-guide{left:12px;right:12px;grid-template-columns:auto 1fr;padding:0 10px;gap:8px}.mac-action-guide>i,.mac-action-guide>span:last-child{display:none}}
@media(prefers-reduced-motion:reduce){.mac-stage .mac-document .caret,.mac-native-wave i,.mac-check{animation:none}.mac-native-hud,.mac-native-suggestion{transition:none}}

/* ===== iPhone 实机键盘（2026-11-02，照模拟器截图 docs/design/website-iphone-reference-2026-11-02）=====
   .kb-screen 里 1px = iPhone 1pt（402×874，iPhone 17），整体用 --s 缩放进机身，内部比例不变。
   数值来源：截图逐点量出 + ios/Keyboard 源码（KeyTouchSurface 键距 6、字母键圆角 7、底栏高 46……） */
.iphone-device-large{--s:.7488;width:calc(402px*var(--s) + 14px);height:calc(874px*var(--s) + 14px);background:#faf8f2}
.kb-screen{position:absolute;left:0;top:0;width:402px;height:874px;transform:scale(var(--s));transform-origin:0 0;overflow:hidden;background:#faf8f2;color:#000;font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","PingFang SC","Helvetica Neue",sans-serif;-webkit-font-smoothing:antialiased}
.kb-screen .iphone-status{height:54px;padding:18px 32px 0;font-size:16px;font-weight:600}
.kb-screen .iphone-island{top:11px;width:124px;height:36px;border-radius:20px}
.kb-screen .iphone-chat{height:auto;padding:24px 18px;background:none}
.kb-screen .chat-day{font-size:12px}
.kb-screen .chat-bubble{font-size:16px;padding:10px 14px;border-radius:18px;margin-top:14px}
.kb-screen .chat-compose{top:auto;bottom:calc(var(--kb-h,347px) + 10px);left:12px;right:12px;min-height:48px;border-radius:22px;padding:8px 8px 8px 16px;font-size:16px;gap:6px;transition:bottom .34s cubic-bezier(.2,.8,.2,1)}
.kb-screen .chat-compose #iphone-output{flex:0 1 auto;min-width:0;line-height:1.4;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.compose-caret{width:2px;height:20px;background:#191919;border-radius:1px;animation:kbBlink 1.1s steps(1) infinite}
.compose-send{margin-left:auto;width:32px;height:32px;border-radius:50%;background:#191919;color:#fff;font-style:normal;display:grid;place-items:center;font-size:17px;flex:none}
@keyframes kbBlink{50%{opacity:0}}

.kb{--key:#fff;--fn:rgb(172,179,187);--base:rgb(225,226,230);--shadow:0 1px 0 rgba(0,0,0,.28);--ink:#191919;--ink2:#424247;position:absolute;left:0;right:0;bottom:0;height:var(--kb-h,347px);background:var(--base);border-radius:30px 30px 0 0;transition:height .34s cubic-bezier(.2,.8,.2,1);overflow:hidden}
.kb svg{width:100%;height:100%;display:block}
.kb-key,.kb-tile{background:var(--key);box-shadow:var(--shadow)}
/* 底栏：页签组（6–278）+ 删除（42）+ 回车（64，墨黑渐变，圆角 12），y 222，高 46 */
.kb-bar{position:absolute;left:6px;right:6px;top:calc(var(--kb-off,0px) + 222px);height:46px;display:flex;gap:6px;transition:opacity .2s}
.kb-bar .kb-seg{flex:1}
.kb-del{width:42px;border-radius:7px;display:grid;place-items:center;background:var(--fn)}
.kb-del svg,.kb-k .kb-ico{width:22px;height:22px}
.kb-return{width:64px;border-radius:12px;background:linear-gradient(var(--ink2),var(--ink));box-shadow:var(--shadow);color:#fff;display:grid;place-items:center}
.kb-return svg{width:22px;height:22px}
/* 页签组：底色功能键灰，圆角 13，内边 3；选中是白色圆角 10 的块，带图标 + 名字；没选中只有图标，55% 不透明 */
.kb-seg{position:relative;display:flex;padding:3px;border-radius:13px;background:var(--fn);box-shadow:var(--shadow)}
.kb-seg i.kb-seg-hl{position:absolute;top:3px;bottom:3px;left:3px;border-radius:10px;background:var(--key);box-shadow:var(--shadow);transition:transform .3s cubic-bezier(.3,1.25,.5,1),width .3s cubic-bezier(.3,1.25,.5,1)}
.kb-seg button{position:relative;flex:1;min-width:0;border:0;background:none;padding:0;display:flex;align-items:center;justify-content:center;gap:4px;color:rgba(0,0,0,.55);font:600 15px/1 inherit;font-family:inherit;cursor:pointer;overflow:hidden}
.kb-seg button svg{width:17px;height:17px;flex:none}
.kb-seg button b{min-width:0;max-width:100%;font-weight:600;font-size:15px;display:none;white-space:nowrap;overflow:hidden;text-overflow:clip}
.kb-seg button.on{color:#000}
.kb-seg button.on b{display:inline}
.kb-seg button .kb-pin{font-size:15px;font-weight:600}
.kb-seg button.on .kb-pin{display:none}
/* 拼音页 / 问的提问时：页签组缩成上面一行（6–238，高 35），右边是 ⌄ */
.kb-toprow{position:absolute;left:6px;right:6px;top:12.7px;height:35px}
.kb-seg-compact{position:absolute;left:0;top:0;width:232px;height:35px;padding:3px}
.kb-seg-compact button svg{width:14px;height:14px}
.kb-seg-compact button,.kb-seg-compact button b,.kb-seg-compact .kb-pin{font-size:14px}
.kb-chevron{position:absolute;right:8px;top:7px;width:22px;height:22px;color:rgba(60,60,67,.6)}
.kb-cands{position:absolute;inset:0 0 0 0;display:none;align-items:center;gap:6px;font-size:19px;white-space:nowrap;overflow:hidden;padding-right:44px}
.kb-cands span{padding:6px 10px;border-radius:9px}
.kb-cands span.first{background:rgba(118,118,128,.12);font-weight:600}
.kb-cands .kb-memory-cand{width:168px;height:34px;flex:none;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;padding:3px 12px;border-radius:9px;background:var(--key);box-shadow:var(--shadow);line-height:1.05;transition:transform .16s,opacity .16s,background .16s}
.kb-cands .kb-memory-cand b{display:block;max-width:144px;overflow:hidden;text-overflow:ellipsis;font-size:12px;font-weight:600}
.kb-cands .kb-memory-cand small{display:block;max-width:144px;margin-top:3px;overflow:hidden;text-overflow:ellipsis;color:rgba(60,60,67,.6);font-size:10.5px}
.kb-cands .kb-memory-cand.picked{transform:scale(.97);opacity:.58;background:rgba(255,255,255,.82)}
.kb-cands .kb-candgrid{width:24px;height:24px;padding:0;color:rgba(60,60,67,.6);flex:none;margin-right:6px}
.kb-cands .kb-candmore{position:absolute;right:0;top:0;bottom:0;width:40px;padding:0;display:grid;place-items:center;border-left:1px solid rgba(60,60,67,.18);border-radius:0;background:var(--base)}
.kb-cands .kb-candmore svg{width:22px;height:22px}
.kb-keys.cands .kb-cands{display:flex}
.kb-keys.cands .kb-seg-compact,.kb-keys.cands .kb-chevron{display:none}
/* 字母键：宽 33.6，高 48，键距 6，圆角 7，字 23；第一排 y 59.7，排距 54；最下一排 y 221.7，高 46 */
.kb-letters{position:absolute;left:6px;top:59.7px;width:390px;height:208px}
.kb-k{position:absolute;height:48px;border-radius:7px;background:var(--key);box-shadow:var(--shadow);display:grid;place-items:center;font-size:23px;line-height:1;color:#000}
.kb-k.fn{background:var(--fn)}
.kb-k.small{font-size:15px;font-weight:500}
.kb-k.enter{background:linear-gradient(var(--ink2),var(--ink));color:#fff;font-weight:700;font-size:15px;border-radius:12px}
.kb-k.bottom{height:46px}
.kb-k.pressed{background:var(--key)}
.kb-balloon{position:absolute;display:none;pointer-events:none;width:52px;height:58px;border-radius:9px;background:#fff;box-shadow:0 1px 4px rgba(0,0,0,.25);font-size:36px;place-items:center}
.kb-balloon.on{display:grid}
/* 系统那一排：地球键和听写麦克风（iOS 自己画的） */
.kb-system{position:absolute;left:0;right:0;top:calc(var(--kb-off,0px) + 272px);height:75px;display:flex;justify-content:space-between;align-items:center;padding:0 29px 8px;color:#000}
.kb-system svg{width:28px;height:28px}

/* 各面板：内容区 y 8–216 */
.kb-pane{position:absolute;left:0;right:0;top:var(--kb-off,0px);height:272px;opacity:0;visibility:hidden;filter:blur(6px);transform:translateY(4px);transition:opacity .28s,filter .28s,transform .28s,visibility 0s .28s}
.kb-pane.on{opacity:1;visibility:visible;filter:none;transform:none;transition:opacity .28s,filter .28s,transform .28s}
/* 快填：通栏大卡（8,8,386×70，圆角 14）+ 2×2（189×62，圆角 12） */
.kb-tile{position:absolute;width:189px;height:62px;border-radius:12px;padding:10px 14px;transition:background .2s,color .2s}
.kb-tile.kb-hero{left:8px;top:8px;width:386px;height:70px;border-radius:14px;padding:13px 16px}
.kb-tile b{display:block;font-size:16px;font-weight:600;line-height:1.25;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;padding-right:44px}
.kb-tile.kb-hero b{font-size:17px}
.kb-tile em{position:absolute;right:14px;top:11px;font-style:normal;font-size:10.5px;font-weight:500;letter-spacing:.8px;color:rgba(60,60,67,.45)}
.kb-tile small{display:block;margin-top:4px;font-size:12.5px;color:rgba(60,60,67,.6);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-variant-numeric:tabular-nums}
.kb-tile.kb-hero small{font-size:13.5px}
.kb-tile.lit{background:linear-gradient(var(--ink2),var(--ink));color:#fff}
.kb-tile.lit small{color:rgba(255,255,255,.72)}
.kb-tile.lit em{color:transparent}
.kb-tile.lit em::after{content:"";position:absolute;right:0;top:-2px;width:15px;height:15px;background:#fff;-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='m5 12.6 4.4 4.4L19 7.4' fill='none' stroke='%23000' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='m5 12.6 4.4 4.4L19 7.4' fill='none' stroke='%23000' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat}
/* 已填入：顶部居中的墨黑胶囊（138×33，y 8） */
.kb-toast{position:absolute;left:50%;top:8px;z-index:5;height:33px;display:flex;align-items:center;gap:6px;padding:0 6px 0 12px;border-radius:17px;background:var(--ink);color:#fff;font-size:15px;font-weight:600;white-space:nowrap;transform:translateX(-50%) translateY(-6px);opacity:0;filter:blur(4px);transition:opacity .3s,transform .3s,filter .3s;pointer-events:none}
.kb-toast svg{width:20px;height:20px}
.kb-toast b{font-weight:600;font-size:13px;padding:4px 10px;border-radius:12px;background:rgba(255,255,255,.16)}
.kb-toast.on{opacity:1;transform:translateX(-50%);filter:none}
/* 口述空闲：一行提示（y 66）+ 宽胶囊麦克风（164×64） */
.kb-voice-idle{position:absolute;inset:0;transition:opacity .25s}
.kb-voice-idle p{position:absolute;left:0;right:0;top:64px;text-align:center;font-size:15px;color:rgba(60,60,67,.6)}
.kb-micpill{position:absolute;left:119px;top:100px;width:164px;height:64px;border-radius:32px;background:linear-gradient(var(--ink2),var(--ink));color:#fff;display:grid;place-items:center;box-shadow:var(--shadow);transition:transform .09s}
.kb-micpill svg{width:27px;height:27px}
.kb-micpill.press{transform:scale(.97)}
.kb-ping{position:absolute;inset:0;border-radius:inherit;border:2px solid rgba(25,25,25,.22);animation:kbPing 2.4s ease-out infinite}
@keyframes kbPing{0%{transform:scale(1);opacity:.9}70%,100%{transform:scale(1.18,1.32);opacity:0}}
/* 正在听 / 正在整理：头一行 y 10（高 22），转写 y 44（20pt 中等），声波 + 停止键 y 95–150 */
.kb-voice-live{position:absolute;inset:0;opacity:0;transition:opacity .25s}
.kb-voice.live .kb-voice-live{opacity:1}.kb-voice.live .kb-voice-idle{opacity:0}
.kb-voice-head{position:absolute;left:9px;right:9px;top:10px;height:22px;display:flex;justify-content:space-between;align-items:center;font-size:12px}
.kb-voice-head span{display:flex;align-items:center;gap:6px;color:rgba(60,60,67,.6)}
.kb-voice-head b{font-weight:500}
.kb-reddot{width:7px;height:7px;border-radius:50%;background:#ff3b30;opacity:.45;animation:kbDot 1s ease-in-out infinite alternate}
@keyframes kbDot{to{opacity:1}}
.kb-voice-head em{font-style:normal;font-weight:600;color:rgba(60,60,67,.6);padding:4px 10px;border-radius:12px;background:var(--key)}
.kb-transcript{position:absolute;left:9px;right:42px;top:40px;font-size:20px;font-weight:500;line-height:26px;color:#000;margin:0}
.kb-wave-row{position:absolute;left:8px;right:6px;top:97px;height:52px}
.kb-dots{position:absolute;left:0;right:66px;top:0;bottom:0;display:flex;align-items:center;justify-content:space-between}
.kb-dots i{width:6.5px;height:5px;border-radius:3.5px;background:var(--ink);transition:height .12s}
.kb-stop{position:absolute;right:3px;top:3px;width:46px;height:46px;border-radius:50%;background:linear-gradient(var(--ink2),var(--ink));display:grid;place-items:center}
.kb-stopring{position:absolute;inset:-5px;border-radius:50%;background:rgba(25,25,25,.12);transform:scale(var(--lv,1));transition:transform .12s;z-index:-1}
.kb-stopsq{width:15px;height:15px;border-radius:3.5px;background:#fff}
.kb-thinline{position:absolute;left:0;right:3px;top:24px;height:3px;border-radius:2px;background:rgba(25,25,25,.08);opacity:0;transition:opacity .25s}
.kb-voice.thinking .kb-dots,.kb-voice.thinking .kb-stop{opacity:0;transition:opacity .2s}
.kb-voice.thinking .kb-thinline{opacity:1}
.kb-voice.thinking .kb-voice-head em,.kb-voice.thinking .kb-reddot{display:none}
.kb-voice.thinking .kb-voice-head{top:12px}
.kb-voice.thinking .kb-transcript{color:rgba(60,60,67,.45);background:linear-gradient(100deg,rgba(60,60,67,.45) 35%,#000 50%,rgba(60,60,67,.45) 65%) 0 0/300% 100%;-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;animation:kbShimmer 1.4s linear infinite}
@keyframes kbShimmer{from{background-position:100% 0}to{background-position:-50% 0}}
/* 问 AI：问题（15，次要色，y 12）→ 正在想… / 答案（17）→ 继续问 · 填入（y 180，高 36，右对齐） */
.kb-question{position:absolute;left:10px;right:10px;top:10px;margin:0;font-size:15px;font-weight:500;color:rgba(60,60,67,.6);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.kb-thinking{position:absolute;left:10px;top:38px;display:flex;align-items:center;gap:8px;font-size:15px;color:rgba(60,60,67,.6)}
.kb-spinner{width:14px;height:14px;border-radius:50%;border:2px solid rgba(60,60,67,.25);border-top-color:rgba(60,60,67,.7);animation:kbSpin .8s linear infinite}
@keyframes kbSpin{to{transform:rotate(360deg)}}
.kb-reply{position:absolute;left:10px;right:10px;top:37px;margin:0;font-size:17px;line-height:23px;color:#000;opacity:0;transition:opacity .3s}
.kb-pills{position:absolute;right:9px;top:180px;height:36px;display:flex;gap:8px}
.kb-pill{height:36px;padding:0 16px;border-radius:18px;background:var(--fn);display:grid;place-items:center;font-size:15px;font-weight:600}
.kb-pill.kb-primary{background:var(--ink);color:#fff}
.kb-again,.kb-primary{display:none!important}
.kb-answer.done .kb-again,.kb-answer.done .kb-primary{display:grid!important}
.kb-answer.done .kb-cancel,.kb-answer.done .kb-thinking{display:none}
.kb-answer.done .kb-reply{opacity:1}
/* 提问框：y 8，高 40；输入框白色圆角 12（字 17），麦克风圆（功能键灰）+ 发送圆（墨黑，没字时 30%） */
.kb-askbar{position:absolute;left:6px;right:6px;top:8px;height:40px;display:flex;gap:8px;opacity:0;visibility:hidden;transition:opacity .25s}
.kb.tall .kb-askbar{opacity:1;visibility:visible}
.kb-askfield{flex:1;min-width:0;border-radius:12px;background:var(--key);box-shadow:var(--shadow);display:flex;align-items:center;padding:0 12px;font-size:17px;white-space:nowrap;overflow:hidden;justify-content:flex-start}
.kb-askfield>*{flex:none}

.kb-askcaret{order:9;width:2px;height:20px;border-radius:1px;background:var(--ink);flex:none;animation:kbBlink 1.1s steps(1) infinite}
.kb-askplaceholder{order:10;color:rgba(60,60,67,.3);margin-left:1px;overflow:hidden;text-overflow:ellipsis}
.kb-asktext{order:7}.kb-askfield u{order:8;text-decoration-thickness:1px;text-underline-offset:3px}
.kb-askfield.filled .kb-askplaceholder{display:none}
.kb-askfield.filled .kb-askcaret{order:11}
.kb-askfield:not(.filled) .kb-askcaret{order:0}
.kb-round{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;flex:none}
.kb-askmic{background:var(--fn)}.kb-askmic svg{width:20px;height:20px}
.kb-asksend{background:var(--ink);color:#fff;opacity:.3;transition:opacity .2s}.kb-asksend svg{width:18px;height:18px}
.kb-asksend.ready{opacity:1}
@media(max-width:700px){.iphone-device-large{--s:.6617}}
@media(prefers-reduced-motion:reduce){.kb *,.kb{transition:none!important;animation:none!important}}
.kb.tall{--kb-h:395px;--kb-off:46px}
.kb.tall .kb-system{top:320px}
.kb.keys-mode .kb-bar{opacity:0;pointer-events:none}
.kb-askfield .kb-askplaceholder{flex:0 1 auto;min-width:0}
/* 宿主输入框里的光标：不要被 .chat-compose i 的圆形按钮样式盖掉 */
.kb-screen .chat-compose .compose-caret{width:2px;height:20px;border-radius:1px;background:#191919;display:block;flex:none}
.kb-screen .chat-compose .compose-send{width:32px;height:32px;font-size:17px}
/* 手机上演示切换改成四格（多了「拼音」） */
@media(max-width:700px){.platform-switch{grid-template-columns:repeat(4,1fr)}}