:root{--blue:#1768e9;--blue2:#0b4cc3;--ink:#10284b;--muted:#5e7595;--line:#dfebfa;--pale:#f5f9ff;--light:#eaf3ff}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#fff;font:16px/1.75 system-ui,-apple-system,"Segoe UI","Hiragino Kaku Gothic ProN",Meiryo,sans-serif}a{color:inherit;text-decoration:none}a:focus-visible,summary:focus-visible{outline:3px solid #70a6ff;outline-offset:4px}svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.container{max-width:1160px;margin:auto;padding:0 28px}.skip{position:absolute;left:-10000px;top:0}.skip:focus{left:12px;top:12px;padding:10px;background:white;z-index:80}.site-header{position:sticky;top:0;z-index:40;background:#fffffff2;border-bottom:1px solid #e7effa;backdrop-filter:blur(16px)}.bar{height:81px;display:flex;align-items:center;gap:30px;justify-content:space-between}.brand{display:flex;align-items:center;gap:11px;line-height:1.3;white-space:nowrap}.brand-icon{width:42px;height:42px;display:grid;place-items:center;background:linear-gradient(145deg,#1d87f6,#1d59d7);color:#fff;border-radius:13px;box-shadow:0 7px 15px #216de029}.brand-icon svg{width:25px;height:25px}.brand strong{font-size:22px;letter-spacing:-.06em}.brand .thin{font-weight:450}.brand small{display:block;font-size:9px;letter-spacing:.07em;color:#8d9db2;margin-top:3px}.bar nav{display:flex;gap:28px;align-items:center;font-size:13px;color:#526a89;font-weight:600}.bar nav a:hover,.header-cta:hover{color:var(--blue)}.header-cta{font-size:13px;font-weight:750;color:#125ac8;padding:10px 15px;border:1px solid #c9dff9;border-radius:10px;background:#f8fbff}
.hero{background:radial-gradient(ellipse 40% 65% at 85% 40%,#bfdaff88,transparent 90%),linear-gradient(125deg,#f9fcff,#ecf5ff 70%,#f5f9ff);border-bottom:1px solid #e0edff;overflow:hidden}.hero-inner{display:grid;grid-template-columns:1.07fr 1fr;min-height:590px;align-items:center;gap:20px;padding-top:64px;padding-bottom:72px}.hero-copy{position:relative;z-index:3}.pill{display:inline-flex;align-items:center;gap:8px;background:#e2eeff;color:#145ab5;border-radius:999px;padding:7px 14px;font-size:12px;font-weight:800;letter-spacing:.01em}.live-dot{width:7px;height:7px;border-radius:50%;background:#2b82f7}.hero h1{margin:23px 0 25px;font-size:clamp(42px,5.2vw,66px);line-height:1.25;letter-spacing:-.075em;font-weight:820}.hero h1 span{color:var(--blue)}.hero-lead{color:#234a7d;font-weight:700;font-size:19px;line-height:1.85;margin:0 0 13px}.hero-detail{color:#6880a1;max-width:515px;margin:0}.actions{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0 23px}.button{display:inline-flex;align-items:center;justify-content:center;gap:17px;min-height:50px;padding:11px 20px;border-radius:12px;font-size:14px;font-weight:750;transition:transform .15s,box-shadow .15s}.button:hover{transform:translateY(-2px)}.primary{background:#1768e9;color:#fff;box-shadow:0 13px 28px #1b6ad02f}.ghost{background:white;border:1px solid #cadcf5;color:#1659b4}.hero-note{color:#6c82a0;font-size:12px;max-width:520px}.hero-visual{height:470px;position:relative;isolation:isolate}.visual-halo{position:absolute;inset:60px 0 20px 40px;background:radial-gradient(ellipse,#9fc9ffb0 0%,#cee2ff66 47%,transparent 69%);border-radius:50%}.orbit{position:absolute;z-index:-1;border:1px solid #c8dfff;border-radius:50%;transform:rotate(-28deg)}.orbit1{inset:28px 0 32px 40px}.orbit2{inset:75px 55px 5px 0;transform:rotate(21deg)}.float-card{position:absolute;background:#fff;border:1px solid #d2e2f9;box-shadow:0 30px 65px #184d982e,0 3px 8px #1d539412;border-radius:20px}.float-chat{width:310px;padding:19px;left:3px;top:52px;transform:rotate(-5deg)}.card-top{display:flex;align-items:center;gap:10px;padding-bottom:13px;border-bottom:1px solid #ebf0f8}.mini-avatar{height:35px;width:35px;border-radius:12px;background:#d8eaff;color:#1b68de;display:grid;place-items:center;font-weight:800}.card-top strong{font-size:13px;display:block}.card-top small{display:block;font-size:10px;color:#8ca0b8}.green-dot{margin-left:auto;background:#31bd91;width:8px;height:8px;border-radius:50%}.message{border-radius:11px;padding:12px;font-size:11px;line-height:1.6;margin-top:13px;max-width:91%}.message.left{background:#f0f5fc}.message.right{margin-left:auto;background:#1768e9;color:white}.input-bar{background:#f6f8fc;margin-top:18px;border:1px solid #e1ebf8;border-radius:11px;font-size:11px;color:#9daec4;padding:8px 8px 8px 12px;display:flex;align-items:center;justify-content:space-between}.send{height:27px;width:29px;border-radius:8px;background:#dceaff;color:#1a61d0;display:grid;place-items:center}.float-call{width:217px;right:0;bottom:40px;padding:24px 19px;text-align:center;transform:rotate(6deg);display:flex;align-items:center;flex-direction:column}.call-ring{background:#e5f0ff;color:#2677eb;width:48px;height:48px;border-radius:16px;display:grid;place-items:center;font-size:27px}.float-call strong{font-size:15px;margin-top:12px}.float-call small{font-size:10px;color:#7c91ac;margin-top:4px}.soundbars{height:58px;display:flex;align-items:center;gap:5px;justify-content:center;margin-top:8px}.soundbars i{width:4px;height:20px;background:#3d86ee;border-radius:6px}.soundbars i:nth-child(2),.soundbars i:nth-child(6){height:34px}.soundbars i:nth-child(3),.soundbars i:nth-child(5){height:48px}.soundbars i:nth-child(4){height:56px}.call-active{font-size:10px;background:#e1f8ee;color:#197a58;padding:3px 12px;border-radius:999px}.float-notif{position:absolute;right:66px;top:15px;background:#fff;color:#286ada;border:1px solid #d2e4ff;box-shadow:0 10px 29px #276ad526;border-radius:999px;padding:7px 15px;font-size:11px;font-weight:750}
.trustline{border-bottom:1px solid #e8eff9;background:#fff}.trust-items{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;padding-top:19px;padding-bottom:19px}.trust-items span{font-size:12px;font-weight:700;color:#547291}.trust-items b{color:#2180eb;font-size:11px;margin-right:9px}
.section{padding:88px 0}.section-head{text-align:center;margin-bottom:40px}.eyebrow{font-weight:850;color:#2d76d9;font-size:11px;letter-spacing:.14em;margin:0 0 10px}.section h2{font-size:clamp(27px,3.1vw,39px);letter-spacing:-.045em;line-height:1.4;margin:0 0 15px}.section-head>p:last-child{color:var(--muted);font-size:15px;margin:0 auto;max-width:650px}.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.feature{padding:30px;border:1px solid #dfebf9;border-radius:18px;background:white;box-shadow:0 16px 45px #1c4d8c0b}.feature-icon{width:53px;height:53px;border-radius:15px;background:#e9f2ff;color:#186de3;display:grid;place-items:center}.feature-icon svg{width:26px;height:26px}.feature h3{font-size:19px;margin:22px 0 12px;letter-spacing:-.02em}.feature p{font-size:14px;color:var(--muted);line-height:1.85;margin:0;min-height:80px}.feature-tag{margin-top:20px;font-size:11px;color:#236bc2;font-weight:700}
.plan-section{background:#f5f9ff}.plan-grid{display:grid;grid-template-columns:1fr 1fr;max-width:890px;margin:auto;gap:24px}.plan-card{border:1px solid #dce9fa;border-radius:22px;background:#fff;padding:32px 34px;position:relative;box-shadow:0 10px 25px #234a8408}.plan-card.featured{border:2px solid #2d7af2;box-shadow:0 18px 45px #1d70da20}.plan-card-top{display:flex;align-items:center;justify-content:space-between}.pill.light{background:#eef4ff}.pill.dark{background:#1668e7;color:#fff}.muted-sm{font-size:12px;color:#7188a4}.plan-card h3{font-size:20px;margin:27px 0 9px;letter-spacing:-.02em}.plan-price{font-size:56px;font-weight:830;line-height:1.3;letter-spacing:-.055em}.plan-price>span{font-size:28px;vertical-align:top;position:relative;top:15px;letter-spacing:0;margin-right:4px}.plan-price small{font-weight:500;color:#7387a3;font-size:13px;letter-spacing:0}.plan-intro{font-size:14px;color:#5e7797;margin:14px 0 21px}.plan-card ul{list-style:none;border-top:1px solid #e5effa;padding:16px 0 0;margin:0}.plan-card li{font-size:14px;color:#385475;padding:8px 0 8px 30px;position:relative}.plan-card li::before{content:'✓';display:grid;place-items:center;position:absolute;left:0;top:9px;width:20px;height:20px;border-radius:50%;background:#e6f1ff;color:#1766d8;font-weight:800;font-size:11px}.plan-card li strong{color:#1459bc}.plan-footnote{font-size:12px;line-height:1.8;color:#7a8ba3;background:#f5f8fe;border-radius:10px;margin:19px 0 0;padding:12px}.ribbon{position:absolute;right:22px;top:-14px;background:#1768e9;color:#fff;font-size:10px;padding:4px 13px;border-radius:20px;font-weight:750}.pricing-note{margin:24px auto 0;max-width:900px;font-size:12px;color:#6a82a0}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px}.step{position:relative;border-top:2px solid #dceafd;padding:25px 8px 0 0}.step-index{font-weight:850;font-size:15px;color:#2076e8}.step h3{font-size:19px;margin:12px 0}.step p{color:var(--muted);font-size:14px;margin:0}.after-launch{background:#ecf5ff}.after-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center}.after-layout>div:first-child p:last-child{color:#5e7695}.future-list{display:grid;gap:12px}.future-list>div{background:white;padding:17px 20px;border:1px solid #dbe9fa;border-radius:13px;display:flex;gap:12px;justify-content:space-between;flex-wrap:wrap}.future-list b{font-size:13px}.future-list span{font-size:12px;color:#6b819f}.faq-section{background:#fff}.faq-grid{max-width:850px;margin:auto}.faq-grid details{border-bottom:1px solid #dfe9f6;padding:18px 0}.faq-grid summary{cursor:pointer;font-weight:740;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:12px}.faq-grid summary::-webkit-details-marker{display:none}.faq-grid summary:after{content:'+';font-size:22px;font-weight:400;color:#4b85e4}.faq-grid details[open] summary:after{content:'−'}.faq-grid details p{margin:15px 0 0;color:#6d829d;font-size:14px;line-height:1.95}
.release{background:linear-gradient(120deg,#0f45a7,#2079e8);color:#fff;padding:75px 0;text-align:center}.release-inner{max-width:790px}.release h2{font-size:clamp(27px,3.3vw,40px);margin:12px 0 9px}.release p{color:#dcecff}.release-tag{color:#cce4ff;font-size:12px;font-weight:850;letter-spacing:.14em}.button.white{background:#fff;color:#1558bf;margin-top:17px}.site-footer{padding:40px 0;background:#0c2446;color:#d0e0f5}.footer-inner{display:flex;justify-content:space-between;gap:35px;flex-wrap:wrap}.footer-brand{font-size:21px;font-weight:800;color:white}.site-footer p,.site-footer small{font-size:12px;color:#9bb4d3}.footer-right{max-width:400px;display:flex;flex-direction:column;gap:5px}.footer-right p{margin:0;color:#fff;font-weight:750}.footer-right span{color:#9db6d6;font-size:12px}.footer-right a{font-size:13px;color:#cce1ff;margin-top:11px;text-decoration:underline}
@media(max-width:1000px){.bar nav{gap:15px}.hero-inner{grid-template-columns:1fr 1fr}.hero-visual{transform:scale(.86);transform-origin:center right}}@media(max-width:800px){.bar nav{display:none}.hero-inner{grid-template-columns:1fr;gap:8px;padding-top:53px}.hero-copy{max-width:650px}.hero-visual{width:min(100%,540px);margin:auto;height:420px;transform:none}.feature-grid{grid-template-columns:1fr 1fr}.feature:nth-child(3){grid-column:1/-1}.steps{gap:16px}.after-layout{grid-template-columns:1fr;gap:20px}}@media(max-width:550px){.container{padding-left:20px;padding-right:20px}.bar{height:72px}.brand strong{font-size:19px}.brand-icon{width:39px;height:39px}.brand small{font-size:8px}.header-cta{font-size:11px;padding:8px 10px}.hero-inner{padding-top:40px;padding-bottom:35px}.hero h1{font-size:40px;margin-top:19px}.hero-lead{font-size:16px}.actions{flex-direction:column}.button{width:100%}.hero-visual{height:390px;max-width:355px}.float-chat{width:255px;padding:14px;left:0;top:45px}.float-call{width:155px;right:0;bottom:27px;padding:14px 10px}.float-notif{right:0;top:3px}.visual-halo{inset:50px 0}.float-call small{font-size:9px}.trust-items{display:grid;grid-template-columns:1fr 1fr;gap:14px}.section{padding:64px 0}.feature-grid,.plan-grid,.steps{grid-template-columns:1fr}.feature:nth-child(3){grid-column:auto}.feature p{min-height:0}.plan-card{padding:25px 23px}.steps{gap:27px}.release{padding:62px 0}}
@media(max-width:350px){.hero h1{font-size:35px}.float-call{right:-5px}.hero-visual{height:365px}.brand{gap:7px}.header-cta{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}}

/* PoChat official supplied icon: no recoloring, distortion, or backdrop. */
.brand-icon{background:transparent;box-shadow:none;border-radius:0;overflow:visible;flex-shrink:0}
.brand-icon img{display:block;width:100%;height:100%;object-fit:contain}

/* R8 download page, matching the supplied official blue/white palette. */
.download-layout h1{font-size:clamp(30px,4vw,44px);letter-spacing:-.05em;line-height:1.4;margin:12px 0 20px}.download-layout .section>p{color:var(--muted);max-width:920px}.download-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin:36px 0 44px}.download-card{min-width:0;padding:30px;background:var(--pale);border:1px solid var(--line);border-radius:22px}.download-layout .download-card h2{font-size:25px;margin-top:20px}.download-card p{color:var(--muted);font-size:14px}.download-layout pre{max-width:100%;padding:16px;border:1px solid #d9e7fa;border-radius:12px;background:#fff;white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word;font-size:12px;line-height:1.9}.download-layout a:not(.button){text-decoration:underline;text-underline-offset:3px}.download-layout>section>h2{font-size:28px}.download-layout li{margin-block:10px}@media(max-width:720px){.download-grid{grid-template-columns:1fr}.download-card{padding:23px}.download-layout .section{padding-top:40px}.download-layout .button{width:100%}}

/* Windows 0.1.9 release and dated free-calling period. */
.campaign{margin-block:24px;padding:22px 26px;border:1px solid #bad5fb;border-radius:18px;background:#edf5ff;color:#184b92}.campaign strong{font-size:18px}.campaign p{margin:9px 0 0;font-size:14px;line-height:1.85}.important-note{padding:24px;border:1px solid #a9cbfb;border-left:4px solid var(--blue);border-radius:14px;background:var(--pale);margin-block:24px}.important-note p{color:var(--muted)}.download-note{padding:16px 20px;border:1px solid var(--line);border-radius:12px;background:#f8fbff}.guide-steps{padding-left:25px}.guide-steps>li{padding:7px 0 12px 9px}.guide-steps>li>strong{font-size:18px}.guide-steps p{margin-top:5px;color:var(--muted)}.download-layout code{overflow-wrap:anywhere}kbd{padding:2px 6px;border:1px solid #cadcf5;border-radius:4px;background:#fff}.plan-grid{grid-template-columns:repeat(3,minmax(0,1fr));max-width:1160px}@media(max-width:850px){.plan-grid{grid-template-columns:1fr;max-width:550px}}@media(max-width:550px){.campaign{padding:18px}.important-note{padding:18px}.guide-steps{padding-left:20px}}

/* Current accepted native renderer, with fictional sample names and messages. */
.native-hero{height:590px;margin:0;isolation:isolate}
.native-hero img{position:absolute;display:block;height:auto;object-fit:contain;filter:drop-shadow(0 18px 26px #153d762b)}
.native-hero .native-chat{width:270px;left:38px;top:12px;transform:rotate(-5deg);z-index:1}
.native-hero .native-call{width:290px;right:0;top:340px;transform:rotate(4deg);z-index:2}
.native-hero figcaption{position:absolute;bottom:0;left:0;right:0;text-align:center;font-size:12px;line-height:1.7;color:#536e93}
.native-hero figcaption span{font-size:11px}
@media(max-width:1000px) and (min-width:801px){.native-hero .native-chat{left:0}}
@media(max-width:800px){.native-hero{height:570px;margin:0 auto;width:min(100%,500px);transform:none}.native-hero .native-chat{left:50px}}
@media(max-width:550px){.native-hero{height:520px;max-width:355px}.native-hero .native-chat{width:235px;left:14px;top:12px}.native-hero .native-call{width:270px;right:0;top:315px}.native-hero figcaption{bottom:0}}
@media(max-width:350px){.native-hero{height:490px}.native-hero .native-chat{width:218px;left:8px}.native-hero .native-call{width:245px;top:300px}}

/* Provide a direct guide link in the compact home header. */
.guide-link{margin:28px 0 0;text-align:center;color:var(--muted);font-size:14px}.guide-link a{color:var(--blue);font-weight:700;text-decoration:underline;text-underline-offset:3px}
@media(max-width:1100px){.bar{gap:20px}.bar nav{gap:16px}}
@media(max-width:1000px){.bar{height:auto;min-height:81px;flex-wrap:wrap;gap:7px 12px;padding-top:12px;padding-bottom:12px}.bar nav{display:flex;order:3;flex:1 0 100%;justify-content:center;font-size:13px}.bar nav a{display:none}.bar nav .guide-nav{display:block;white-space:nowrap}.header-cta{margin-left:auto;flex-shrink:0}}
@media(max-width:550px){.bar{min-height:72px}}

/* Paid reception remains closed until an explicit reopening. */
.paid-reception-button:disabled,.paid-reception-button:disabled:hover{width:100%;margin-top:14px;padding:13px 16px;font:inherit;font-size:14px;font-weight:650;line-height:1.6;white-space:normal;color:#4f5865;background:#e4e7ec;border:1px solid #b6bdc8;border-radius:10px;opacity:1;cursor:not-allowed;box-shadow:none;transform:none;transition:none}.paid-reception-note{margin-top:24px;padding:18px 22px;border:1px solid #ccd3dd;border-radius:12px;color:#425169;background:#f0f2f5;font-size:14px;line-height:1.9}.paid-reception-note strong{display:block;margin-bottom:4px}