@font-face{font-family:RippleSans;src:url('assets/fonts/NotoSans.ttf') format('truetype');font-display:swap;font-weight:100 900}
:root{--ink:#071a38;--muted:#56657a;--blue:#237cff;--coral:#ff6468;--sky:#edf7ff;--line:#dce8f4;--white:#fff;--header:78px;--max:1240px}
*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:clip}body{margin:0;color:var(--ink);background:#fff;font-family:RippleSans,"Noto Sans SC","Noto Sans TC",sans-serif;font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:clip}body::selection{background:#bddbff}img{display:block;max-width:100%}a{color:inherit;text-decoration:none}button,select{font:inherit}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.site-header{height:var(--header);position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;gap:42px;padding:0 max(28px,calc((100vw - var(--max))/2));background:rgba(255,255,255,.82);backdrop-filter:blur(18px);border-bottom:1px solid rgba(220,232,244,.7);transition:box-shadow .25s}.site-header.scrolled{box-shadow:0 10px 35px rgba(7,26,56,.08)}.brand{display:flex;align-items:center;gap:10px;font-size:24px;font-weight:850;letter-spacing:-.04em}.brand img{width:34px;height:34px;border-radius:10px}.site-header nav{display:flex;gap:32px;margin:auto}.site-header nav a,.footer-links a,.legal-links a{font-size:14px;font-weight:650;color:#32445d;transition:color .2s}.site-header nav a:hover,.footer-links a:hover,.legal-links a:hover{color:var(--coral)}.header-actions{display:flex;align-items:center;gap:14px}.language-control{position:relative;display:flex;align-items:center;gap:7px}.language-control>svg{width:18px;fill:none;stroke:currentColor;stroke-width:1.5}.language-trigger{border:0;background:transparent;color:#33455d;min-width:112px;padding:8px 4px;display:flex;align-items:center;justify-content:space-between;gap:9px;cursor:pointer;font-weight:600}.language-chevron{width:7px;height:7px;border-right:1.7px solid currentColor;border-bottom:1.7px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .2s}.language-control.open .language-chevron{transform:rotate(225deg) translate(-2px,-2px)}.language-menu{position:absolute;right:0;top:calc(100% + 12px);width:220px;max-height:min(65vh,520px);padding:8px;overflow-y:auto;overscroll-behavior:contain;border:1px solid rgba(7,26,56,.1);border-radius:18px;background:rgba(255,255,255,.98);box-shadow:0 22px 60px rgba(7,26,56,.18);opacity:0;visibility:hidden;transform:translateY(-8px) scale(.97);transform-origin:top right;transition:opacity .2s ease,visibility .2s,transform .25s cubic-bezier(.22,1,.36,1)}.language-control.open .language-menu{opacity:1;visibility:visible;transform:none}.language-option{width:100%;min-height:46px;padding:10px 14px;border:0;border-radius:11px;background:transparent;color:#21344e;text-align:left;font-size:16px;font-weight:600;cursor:pointer}.language-option:hover,.language-option.selected{background:#edf5ff;color:#1769e8}.language-option.selected::after{content:'✓';float:right;font-weight:800}.button{display:inline-flex;align-items:center;justify-content:center;border-radius:12px;background:var(--coral);color:#fff;font-weight:750;box-shadow:0 10px 24px rgba(255,100,104,.22)}.button-small{height:42px;padding:0 19px;font-size:14px}.menu-button{display:none;border:0;background:none;width:38px;height:38px}.menu-button span{display:block;width:22px;height:2px;background:var(--ink);margin:6px auto}
.hero{min-height:760px;padding:calc(var(--header) + 86px) max(28px,calc((100vw - var(--max))/2)) 70px;display:grid;grid-template-columns:.82fr 1.18fr;align-items:center;gap:30px;position:relative;overflow:hidden;background:linear-gradient(180deg,#fff 0%,#f7fbff 100%)}.hero-copy{z-index:2}.hero h1{font-size:clamp(48px,5.5vw,78px);line-height:.98;letter-spacing:-.065em;max-width:630px;margin:0 0 28px;font-weight:900}.hero-copy>p{font-size:19px;color:var(--muted);max-width:510px;margin:0 0 30px}.store-row{display:flex;gap:12px;flex-wrap:wrap}.store-button{min-width:164px;height:56px;padding:0 17px;border-radius:11px;display:flex;align-items:center;justify-content:center;gap:10px;background:#07101f;color:#fff;box-shadow:0 9px 20px rgba(4,13,28,.16);transition:transform .2s,box-shadow .2s}.store-button:hover{transform:translateY(-2px);box-shadow:0 14px 25px rgba(4,13,28,.2)}.store-button svg{width:25px;height:25px;fill:#fff}.store-button span{font-size:18px;line-height:1;font-weight:650}.store-button small{font-size:9px;display:block;margin-bottom:4px;letter-spacing:.03em}.hero .hero-note{font-size:13px;color:#8b98a8;margin-top:22px}.hero-product{height:570px;position:relative}.phone{position:absolute;margin:0;width:244px;border:9px solid #0a1422;border-radius:40px;overflow:hidden;background:#071a38;box-shadow:0 40px 70px rgba(7,26,56,.22);transform-origin:center bottom}.phone img{width:100%;height:auto}.phone-main{left:50%;top:0;z-index:4;transform:translateX(-50%) rotate(-2deg)}.phone-left{left:6%;top:100px;z-index:2;transform:rotate(-10deg) scale(.88)}.phone-right{right:3%;top:105px;z-index:3;transform:rotate(10deg) scale(.9)}.orbit{position:absolute;border:1px solid rgba(35,124,255,.18);border-radius:50%;inset:8% 0 4%;transform:rotate(-13deg)}.orbit-b{inset:16% -12% 11%;transform:rotate(15deg)}.avatar-dot{position:absolute;width:48px;height:48px;border:5px solid white;border-radius:50%;background:linear-gradient(145deg,#ffb0a3,#356fda);box-shadow:0 8px 20px rgba(21,66,128,.2);z-index:8}.dot-a{top:40px;right:4%}.dot-b{left:0;top:280px;background:linear-gradient(145deg,#42ccba,#304c9a)}.dot-c{right:7%;bottom:80px;background:linear-gradient(145deg,#fbd369,#f16c7b)}.ripple-lines{position:absolute;border:1px solid rgba(35,124,255,.12);border-radius:50%;width:650px;height:650px;right:-180px;top:80px}.ripple-lines::before,.ripple-lines::after{content:"";position:absolute;border:inherit;border-radius:inherit;inset:55px}.ripple-lines::after{inset:125px}.scroll-cue{position:absolute;bottom:28px;left:50%;width:30px;height:46px;border:1px solid #bbcad9;border-radius:20px}.scroll-cue span{display:block;width:4px;height:8px;margin:9px auto;background:var(--coral);border-radius:3px;animation:scroll 1.8s infinite}@keyframes scroll{0%{opacity:0;transform:translateY(0)}35%{opacity:1}100%{opacity:0;transform:translateY(17px)}}
.story{overflow:hidden}.story-row{max-width:var(--max);margin:auto;min-height:650px;padding:105px 24px;display:grid;grid-template-columns:1.12fr .88fr;gap:9%;align-items:center}.story-copy h2,.safety h2,.world h2,.download h2{font-size:clamp(38px,4vw,60px);line-height:1.04;letter-spacing:-.05em;margin:0 0 24px;font-weight:880}.story-copy>p:not(.section-index),.safety-intro>p,.world-copy>p,.download-copy>p{font-size:18px;color:var(--muted);max-width:560px}.section-index{font-size:13px;color:var(--coral);font-weight:800;letter-spacing:.18em;margin:0 0 22px}.text-link{display:inline-flex;align-items:center;gap:12px;color:var(--coral);font-weight:750;margin-top:18px}.text-link i{font-style:normal;width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:var(--coral);color:#fff;transition:transform .2s}.text-link:hover i{transform:translateX(5px)}.story-media{position:relative;height:470px}.portrait-field{position:absolute;inset:0;border-radius:6px 80px 6px 80px;background:radial-gradient(circle at 68% 35%,rgba(255,255,255,.18),transparent 22%),linear-gradient(135deg,#5bb1e9,#84d0c8 48%,#f8c292);overflow:hidden}.portrait-field::before{content:"";position:absolute;width:270px;height:350px;right:5%;bottom:-30px;border-radius:48% 48% 24% 24%;background:linear-gradient(150deg,#182747 0 22%,#f0a28b 23% 40%,#f7f2e8 41%);filter:saturate(.9)}.portrait-field::after{content:"";position:absolute;left:0;right:0;bottom:0;height:32%;background:linear-gradient(transparent,rgba(7,26,56,.23))}.signal-ring{position:absolute;left:18%;top:22%;width:160px;height:160px;border:1px solid rgba(255,255,255,.7);border-radius:50%;box-shadow:0 0 0 35px rgba(255,255,255,.12),0 0 0 70px rgba(255,255,255,.08)}.mini-phone{position:absolute;margin:0;width:190px;right:-26px;bottom:-34px;border:7px solid #0d1725;border-radius:30px;overflow:hidden;box-shadow:0 24px 50px rgba(7,26,56,.26)}.chat-row{grid-template-columns:.82fr 1.18fr}.chat-scene{border-radius:70px 8px 70px 8px;background:linear-gradient(145deg,#071b39,#183c69);overflow:hidden}.chat-phone{left:7%;right:auto;bottom:-90px;width:220px}.message-sample{position:absolute;padding:14px 18px;border-radius:18px;background:#fff;box-shadow:0 12px 30px rgba(0,0,0,.15);font-size:14px}.sample-one{right:8%;top:28%}.sample-two{right:14%;top:48%;background:var(--blue);color:#fff}.moments-band{padding:100px max(28px,calc((100vw - var(--max))/2));background:#f4f9fd;display:grid;grid-template-columns:1.05fr .95fr;gap:9%;align-items:center}.moment-collage{height:540px;position:relative}.moment-collage figure{position:absolute;margin:0;left:50%;top:0;width:220px;transform:translateX(-50%);border:7px solid #0c1727;border-radius:32px;overflow:hidden;z-index:4;box-shadow:0 25px 55px rgba(7,26,56,.22)}.collage-tile{position:absolute;border-radius:34px;background-size:cover;box-shadow:0 18px 40px rgba(22,62,100,.14)}.tile-one{width:48%;height:42%;left:0;top:9%;background:linear-gradient(145deg,#3f8ece,#97dad4)}.tile-two{width:42%;height:36%;right:0;bottom:8%;background:linear-gradient(145deg,#f7ba87,#c75f6a)}.tile-three{width:36%;height:27%;left:7%;bottom:4%;background:linear-gradient(145deg,#183a62,#f2cf9e)}.play-band{min-height:520px;padding:90px max(28px,calc((100vw - var(--max))/2));display:grid;grid-template-columns:.8fr 1.2fr;gap:10%;align-items:center;background:#071a38;color:#fff;position:relative;overflow:hidden}.play-copy p:not(.section-index){color:#aebcd0;font-size:18px}.play-copy h2{font-size:clamp(38px,4vw,60px);line-height:1.04;letter-spacing:-.05em}.play-orbits{height:340px;position:relative;border:1px solid rgba(118,181,255,.22);border-radius:50%;transform:rotate(-8deg)}.play-orbits::before,.play-orbits::after{content:"";position:absolute;border:inherit;border-radius:inherit;inset:48px}.play-orbits::after{inset:105px}.play-node{position:absolute;width:88px;height:88px;border-radius:50%;display:grid;place-items:center;font-size:36px;color:#fff;box-shadow:0 0 40px currentColor;z-index:2}.node-bottle{left:4%;top:40%;background:#32bfc6;color:#32bfc6}.node-bottle::first-letter,.node-match::first-letter,.node-tree::first-letter{color:white}.node-match{left:44%;top:6%;background:#437dff;color:#437dff}.node-tree{right:6%;bottom:12%;background:#ff7175;color:#ff7175}
.safety{padding:105px max(28px,calc((100vw - var(--max))/2));display:grid;grid-template-columns:.85fr 1.65fr;gap:8%;background:#edf7ff;position:relative}.safety::after{content:"";position:absolute;width:440px;height:440px;border:1px solid rgba(35,124,255,.11);border-radius:50%;right:-180px;top:-210px;box-shadow:0 0 0 65px rgba(35,124,255,.035),0 0 0 130px rgba(35,124,255,.025)}.safety-list{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;align-items:start}.line-icon{display:grid;place-items:center;width:50px;height:50px;border:1px solid #b7cbe0;border-radius:16px;font-size:26px;margin-bottom:22px}.safety h3{font-size:17px;margin:0 0 10px}.safety-list p{color:var(--muted);font-size:14px}.world{min-height:520px;padding:100px max(28px,calc((100vw - var(--max))/2));display:grid;grid-template-columns:1.05fr .95fr;gap:8%;align-items:center;position:relative;overflow:hidden;background:linear-gradient(180deg,#fff,#f5faff)}.world-map{height:360px;position:relative;background:radial-gradient(ellipse at 50% 50%,rgba(35,124,255,.13),transparent 63%);border-radius:50%}.world-map::before{content:"";position:absolute;inset:7% 2%;border:1px solid #bad8f6;border-radius:50%;box-shadow:0 0 0 40px rgba(35,124,255,.035),0 0 0 80px rgba(35,124,255,.02)}.world-map span{position:absolute;width:13px;height:13px;border-radius:50%;background:var(--coral);box-shadow:0 0 0 8px rgba(255,100,104,.13)}.world-map span:nth-child(1){left:20%;top:35%}.world-map span:nth-child(2){left:45%;top:23%}.world-map span:nth-child(3){right:20%;top:40%}.world-map span:nth-child(4){left:40%;bottom:17%}.world-map span:nth-child(5){right:9%;bottom:29%}.language-cloud{display:flex;flex-wrap:wrap;gap:9px;margin-top:30px}.language-cloud span{padding:8px 12px;border:1px solid var(--line);border-radius:10px;background:#fff;color:#4b5d73;font-size:13px}.download{padding:100px max(28px,calc((100vw - var(--max))/2));display:grid;grid-template-columns:1fr 1fr;gap:10%;align-items:center;border-top:1px solid var(--line);overflow:hidden}.download-copy>img{width:48px;border-radius:14px;margin-bottom:22px}.download-phones{height:450px;position:relative}.download-phones figure{position:absolute;margin:0;width:215px;border:7px solid #091523;border-radius:32px;overflow:hidden;box-shadow:0 24px 50px rgba(7,26,56,.18)}.download-phones figure:first-child{left:20%;top:0;transform:rotate(-7deg)}.download-phones figure:last-child{right:14%;top:50px;transform:rotate(8deg)}footer{min-height:120px;max-width:var(--max);margin:auto;padding:28px 24px;display:grid;grid-template-columns:auto 1fr auto auto;gap:36px;align-items:center;border-top:1px solid var(--line)}footer .brand{font-size:20px}footer .brand img{width:30px;height:30px}.footer-links,.legal-links{display:flex;justify-content:center;gap:22px}footer>p{font-size:12px;color:#8492a5}
.reveal{opacity:0;filter:blur(7px);transform:translateY(72px) scale(.965);transition:opacity 1.05s cubic-bezier(.22,1,.36,1),filter 1.05s cubic-bezier(.22,1,.36,1),transform 1.05s cubic-bezier(.22,1,.36,1)}.reveal.visible{opacity:1;filter:none;transform:none}
@media(max-width:980px){.site-header{padding:0 20px}.site-header nav{position:fixed;inset:var(--header) 0 auto;background:#fff;display:none;flex-direction:column;padding:26px;border-bottom:1px solid var(--line)}.site-header.menu-open nav{display:flex}.button-small{display:none}.menu-button{display:block}.hero{grid-template-columns:1fr;padding-top:130px;text-align:center}.hero-copy{display:flex;align-items:center;flex-direction:column}.hero-product{height:530px;width:min(720px,100%);margin:auto}.story-row,.moments-band,.play-band,.safety,.world,.download{grid-template-columns:1fr}.story-row{gap:40px}.chat-row .story-copy{order:2}.chat-row .story-media{order:1}.safety-list{grid-template-columns:repeat(2,1fr)}.world-copy{order:-1}.download-phones{margin-top:20px}footer{grid-template-columns:1fr 1fr}.footer-links{justify-content:flex-end}.legal-links{justify-content:flex-start}}
@media(max-width:620px){:root{--header:66px}.site-header{gap:10px}.brand{font-size:21px}.brand img{width:31px;height:31px}.language-control>svg{display:none}.language-trigger{min-width:112px;max-width:132px;font-size:14px}.language-menu{position:fixed;top:74px;left:16px;right:16px;width:auto;max-height:calc(100vh - 94px);padding:10px;border-radius:20px}.language-option{min-height:52px;padding:12px 16px;font-size:17px}.hero{padding:112px 20px 50px;min-height:auto}.hero h1{font-size:46px;max-width:430px}.hero-copy>p{font-size:16px}.hero-product{height:410px;margin-top:28px}.phone{width:178px;border-width:6px;border-radius:28px}.phone-left{left:-6%;top:80px}.phone-right{right:-7%;top:85px}.avatar-dot{width:36px;height:36px}.scroll-cue{display:none}.story-row,.moments-band,.play-band,.safety,.world,.download{padding:75px 20px}.story-row{min-height:auto}.story-media{height:390px}.portrait-field{border-radius:4px 50px}.mini-phone{width:155px;right:-5px}.chat-phone{left:4%;width:175px}.message-sample{font-size:11px}.moment-collage{height:430px}.moment-collage figure{width:176px}.play-band{min-height:660px}.play-orbits{height:290px}.play-node{width:66px;height:66px;font-size:28px}.safety-list{grid-template-columns:1fr 1fr;gap:24px 18px}.world-map{height:250px}.download-phones{height:360px}.download-phones figure{width:168px}.download-phones figure:first-child{left:7%}.download-phones figure:last-child{right:6%}footer{padding:32px 20px;grid-template-columns:1fr}.footer-links,.legal-links{justify-content:flex-start;flex-wrap:wrap}.store-button{min-width:145px;height:52px}.store-button span{font-size:15px}}
@media(max-width:350px){.site-header{padding:0 12px;gap:7px}.brand{font-size:19px}.brand img{width:28px;height:28px}.language-trigger{min-width:96px;max-width:104px;font-size:13px}.menu-button{width:32px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;filter:none;transform:none;transition:none}.scroll-cue span{animation:none}.scroll-motion,.feature-art,.moments-render img,.collage-tile,.play-node{transform:none!important;transition:none!important}}

/* The hero uses a single generated product render so interface text remains
   crisp and consistent across languages. */
.hero-product{display:grid;place-items:center}
.hero-product .phone{display:none}
.product-render{position:relative;z-index:4;width:min(720px,110%);filter:drop-shadow(0 38px 35px rgba(7,26,56,.18))}
.download-phones{display:grid;place-items:center}
.download-phones figure{display:none}
.download-phones>img{width:min(650px,115%);filter:drop-shadow(0 26px 28px rgba(7,26,56,.16))}
@media(max-width:620px){.product-render{width:118%}.download-phones{height:320px}.download-phones>img{width:125%}}
.node-bottle{color:#fff;box-shadow:0 0 40px rgba(50,191,198,.72)}
.node-match{color:#fff;box-shadow:0 0 40px rgba(67,125,255,.72)}
.node-tree{color:#fff;box-shadow:0 0 40px rgba(255,113,117,.72)}
.feature-stage{overflow:visible;background:transparent;box-shadow:none}
.feature-art{display:block;width:100%;height:100%;object-fit:contain;object-position:center;filter:drop-shadow(0 28px 30px rgba(7,26,56,.16))}
.moment-collage .moments-render{width:min(360px,68%);height:100%;border:0;border-radius:0;background:transparent;overflow:visible;box-shadow:none}
.moments-render img{width:100%;height:100%;object-fit:contain;display:block;filter:drop-shadow(0 28px 30px rgba(7,26,56,.15))}
@media(max-width:620px){.moment-collage .moments-render{width:min(270px,78%);border-radius:0}}

/* Restrained product-page motion: sections arrive from their reading direction,
   while product imagery keeps moving slightly as the page scrolls. */
.discover-row .feature-stage{transform:translate3d(-105px,60px,0) rotate(-2deg) scale(.91)}
.discover-row .story-copy{transform:translate3d(82px,54px,0)}
.chat-row .story-copy{transform:translate3d(-82px,54px,0)}
.chat-row .feature-stage{transform:translate3d(105px,60px,0) rotate(2deg) scale(.91)}
.discover-row .visible,.chat-row .visible{transform:none}
.feature-art{transform:translate3d(0,calc(var(--scroll-shift,0) * -42px),0) scale(calc(1.02 + var(--scroll-focus,0) * .035));transition:transform .12s linear}
.chat-stage .feature-art{transform:translate3d(0,calc(var(--scroll-shift,0) * -42px),0) scale(calc(1.16 + var(--scroll-focus,0) * .035))}
.product-render,.download-phones>img{transform:translate3d(0,calc(var(--scroll-shift,0) * -48px),0) scale(calc(1 + var(--scroll-focus,0) * .045));transition:transform .12s linear}
.moment-collage .moments-render{transition:transform 1s cubic-bezier(.22,1,.36,1),opacity .8s ease}
.moment-collage:not(.visible) .moments-render{opacity:0;transform:translate3d(-50%,50px,0) scale(.94)}
.moment-collage.visible .moments-render{transform:translate3d(-50%,calc(var(--scroll-shift,0) * -16px),0) scale(1)}
.collage-tile{opacity:0;transform:translateY(32px) scale(.88);transition:opacity .75s ease,transform 1s cubic-bezier(.22,1,.36,1)}
.moment-collage .collage-tile{display:none}
.moment-collage.visible .collage-tile{opacity:1;transform:none}
.moment-collage.visible .tile-one{transition-delay:.12s}.moment-collage.visible .tile-two{transition-delay:.24s}.moment-collage.visible .tile-three{transition-delay:.36s}
.play-node{opacity:0;transform:scale(.55);transition:opacity .55s ease,transform .8s cubic-bezier(.2,1.5,.35,1)}
.play-orbits.visible .play-node{opacity:1;transform:scale(1)}
.play-orbits.visible .node-match{transition-delay:.14s}.play-orbits.visible .node-tree{transition-delay:.28s}
.safety-list .reveal:nth-child(2){transition-delay:.08s}.safety-list .reveal:nth-child(3){transition-delay:.16s}.safety-list .reveal:nth-child(4){transition-delay:.24s}
.story-copy.reveal>*:not(.section-index),.play-copy.reveal>*:not(.section-index),.safety-intro.reveal>*,.world-copy.reveal>*,.download-copy.reveal>*{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .85s cubic-bezier(.22,1,.36,1)}
.story-copy.visible>*:not(.section-index),.play-copy.visible>*:not(.section-index),.safety-intro.visible>*,.world-copy.visible>*,.download-copy.visible>*{opacity:1;transform:none}
.story-copy.visible>p,.play-copy.visible>p,.safety-intro.visible>p,.world-copy.visible>p,.download-copy.visible>p{transition-delay:.13s}
.story-copy.visible>a,.world-copy.visible>.language-cloud,.download-copy.visible>.store-row{transition-delay:.25s}
.world-map.reveal{transform:translate3d(-80px,40px,0) scale(.84)}.world-map.reveal.visible{transform:none}
.world-map span{animation:mapPulse 3.2s ease-in-out infinite}.world-map span:nth-child(2){animation-delay:.5s}.world-map span:nth-child(3){animation-delay:1s}.world-map span:nth-child(4){animation-delay:1.5s}.world-map span:nth-child(5){animation-delay:2s}
@keyframes mapPulse{0%,100%{transform:scale(.78);box-shadow:0 0 0 4px rgba(255,100,104,.1)}50%{transform:scale(1.08);box-shadow:0 0 0 13px rgba(255,100,104,.04)}}
.back-to-top{position:fixed;right:28px;bottom:28px;z-index:45;width:52px;height:52px;border:1px solid rgba(7,26,56,.1);border-radius:50%;display:grid;place-items:center;color:#fff;background:rgba(7,26,56,.9);box-shadow:0 14px 34px rgba(7,26,56,.22);backdrop-filter:blur(12px);opacity:0;visibility:hidden;transform:translateY(18px) scale(.82);transition:opacity .28s ease,visibility .28s,transform .38s cubic-bezier(.2,1.4,.35,1),background .2s;cursor:pointer}.back-to-top.show{opacity:1;visibility:visible;transform:none}.back-to-top:hover{background:var(--coral);transform:translateY(-3px)}.back-to-top svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
@media(max-width:620px){.discover-row .feature-stage,.discover-row .story-copy,.chat-row .story-copy,.chat-row .feature-stage{transform:translate3d(0,30px,0) scale(.985)}.discover-row .visible,.chat-row .visible{transform:none}.feature-art{transform:translate3d(0,calc(var(--scroll-shift,0) * -9px),0) scale(1)}.chat-stage .feature-art{transform:translate3d(0,calc(var(--scroll-shift,0) * -9px),0) scale(1.1)}.product-render,.download-phones>img{transform:translate3d(0,calc(var(--scroll-shift,0) * -10px),0)}}
@media(max-width:620px){.back-to-top{right:16px;bottom:18px;width:46px;height:46px}.reveal{transform:translateY(48px) scale(.975)}.world-map.reveal{transform:translateY(48px) scale(.9)}}