:root{--bg:#FFF7FB;--white:#FFFFFF;--pink-soft:#FFF0F6;--purple-soft:#F6F1FF;--title:#332631;--text:#514451;--muted:#807080;--pink:#FF629F;--pink-deep:#E94D8E;--peach:#FF9BBC;--purple:#936BFF;--line:rgba(255,98,159,.16);--footer:#30232D;--footerText:#FFEAF3;--shadow:0 18px 46px rgba(104,66,96,.10);--radius:24px;--max:1220px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;overflow-x:hidden;line-height:1.78}a{color:inherit;text-decoration:none;pointer-events:auto}button,input,textarea,select{font:inherit}button{cursor:pointer}.site-header{position:sticky;top:0;z-index:60;background:rgba(255,247,251,.88);backdrop-filter:blur(16px);box-shadow:0 8px 24px rgba(83,55,75,.07)}.nav-shell{height:76px;max-width:1260px;margin:0 auto;padding:0 22px;display:flex;align-items:center;gap:22px}.brand-logo,.footer-logo,.drawer-brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;color:var(--title);white-space:nowrap}.brand-logo img,.footer-logo img,.drawer-brand img{max-height:44px;width:auto;object-fit:contain}.brand-mark{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--peach),var(--pink),var(--purple));color:#fff;font-size:20px;box-shadow:0 8px 20px rgba(255,98,159,.18)}.desktop-nav{display:flex;align-items:center;gap:4px;margin:auto;min-width:0;white-space:nowrap}.desktop-nav a{min-height:44px;padding:9px 13px;border-radius:14px;color:#665764;display:inline-flex;align-items:center}.desktop-nav a:hover,.desktop-nav a:focus-visible,.desktop-nav a.is-active{background:#fff;color:var(--pink-deep);box-shadow:0 8px 18px 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span{display:block;width:20px;height:2px;border-radius:5px;background:currentColor}.drawer-close{font-size:30px;line-height:1}.mobile-only{display:none}.drawer-overlay{position:fixed;inset:0;z-index:80;background:rgba(48,35,45,.32);opacity:0;pointer-events:none;transition:opacity .22s ease}.drawer-overlay.is-visible{opacity:1;pointer-events:auto}.site-drawer{position:fixed;z-index:90;top:0;right:0;width:min(400px,88vw);height:100dvh;background:#fff;box-shadow:-22px 0 60px rgba(62,40,57,.18);padding:18px;transform:translateX(105%);opacity:0;visibility:hidden;pointer-events:none;transition:transform .24s ease,opacity .24s ease,visibility .24s ease;overflow-y:auto}.site-drawer.is-open{transform:translateX(0);opacity:1;visibility:visible;pointer-events:auto}.menu-open{overflow:hidden}.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:16px;position:sticky;top:-18px;background:#fff;padding:18px 0 12px;z-index:2}.drawer-nav{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:8px}.drawer-nav a{min-height:48px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 13px;border:1px solid var(--line);border-radius:14px;background:#fff}.drawer-nav a:hover,.drawer-nav a:focus-visible{background:var(--pink-soft);color:var(--pink-deep);outline:2px solid rgba(255,98,159,.16)}.drawer-note{margin-top:16px;padding:16px;border-radius:18px;background:var(--purple-soft);color:#675b6a;font-size:14px}.hero,.page-hero{position:relative;overflow:hidden}.hero:before,.page-hero:before,.soft-spot:before{content:"";position:absolute;width:380px;height:380px;border-radius:50%;background:radial-gradient(circle,rgba(255,155,188,.25),rgba(147,107,255,.04) 65%,transparent 70%);right:-130px;top:-130px;pointer-events:none}.container{width:min(var(--max),calc(100% - 40px));margin:0 auto}.hero-inner{min-height:620px;display:grid;grid-template-columns:1.22fr .78fr;align-items:center;gap:56px;padding:76px 0 64px}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--pink-deep);font-weight:700;background:rgba(255,255,255,.78);border:1px solid var(--line);border-radius:999px;padding:7px 13px;margin-bottom:18px}.eyebrow:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--pink)}h1,h2,h3{margin-top:0;color:var(--title);line-height:1.25;letter-spacing:-.02em}h1{font-size:clamp(42px,6vw,76px);margin-bottom:14px}h2{font-size:clamp(28px,3.6vw,44px);margin-bottom:14px}h3{font-size:20px;margin-bottom:10px}.lead{font-size:20px;color:#665866;max-width:790px}.hero-copy p{font-size:18px;max-width:760px}.hero-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin:28px 0 24px}.text-link{display:inline-flex;align-items:center;gap:7px;color:var(--pink-deep);font-weight:700;min-height:44px}.text-link:hover{gap:10px}.mini-points{display:flex;gap:12px;flex-wrap:wrap}.mini-points 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article:nth-child(1),.mosaic article:nth-child(5){grid-row:span 2}.mosaic .theme-art{height:130px;border-radius:18px;background:linear-gradient(135deg,rgba(255,155,188,.42),rgba(147,107,255,.20));margin-bottom:16px}.split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}.visual-panel{min-height:390px;border-radius:34px;background:linear-gradient(150deg,#ffe4ef,#f1e9ff 60%,#fff);border:1px solid var(--line);box-shadow:var(--shadow);padding:34px;display:grid;align-content:center}.visual-panel .mock-list{display:grid;gap:12px}.mock-row{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:15px}.mock-row i{width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,#ffc4d9,#cfc2ff);display:block;flex:0 0 auto}.mock-row span{display:block}.mock-row small{display:block;color:var(--muted)}.bullets{display:grid;gap:12px;margin:22px 0}.bullet{display:flex;gap:12px;align-items:flex-start}.bullet b{width:28px;height:28px;border-radius:50%;background:var(--pink-soft);color:var(--pink-deep);display:grid;place-items:center;flex:0 0 auto}.notice{padding:22px 24px;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:0 10px 26px rgba(94,61,83,.05)}.notice strong{color:var(--title)}.quote-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px;box-shadow:0 12px 30px rgba(89,57,79,.06)}.quote-card p{margin:0 0 16px}.quote-card span{color:var(--muted);font-size:14px}.faq-list{display:grid;gap:12px}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:18px;padding:0 20px}.faq-list summary{cursor:pointer;list-style:none;padding:18px 34px 18px 0;font-weight:700;color:var(--title);position:relative}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);font-size:24px;color:var(--pink-deep)}.faq-list details[open] summary:after{content:"−"}.faq-list details p{padding:0 0 18px;margin:0;color:#695c68}.cta-band{background:linear-gradient(135deg,#fff 0%,#FFF0F6 52%,#F4EEFF 100%);border:1px solid var(--line);border-radius:32px;padding:40px;display:flex;justify-content:space-between;align-items:center;gap:30px;box-shadow:var(--shadow)}.cta-band p{margin-bottom:0;max-width:760px}.page-hero .container{padding:68px 0 52px}.page-hero h1{font-size:clamp(38px,5vw,62px)}.page-hero .lead{max-width:860px}.crumbs{display:flex;gap:8px;align-items:center;color:var(--muted);font-size:14px;margin-bottom:22px}.crumbs a{color:var(--pink-deep)}.content-wrap{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:26px;align-items:start}.article-body{background:#fff;border:1px solid var(--line);border-radius:28px;padding:34px;box-shadow:0 14px 36px rgba(86,57,79,.06)}.article-body h2{font-size:30px;margin-top:34px}.article-body h3{margin-top:26px}.article-body p{margin:0 0 16px}.article-body ul,.article-body ol{padding-left:24px}.article-body li{margin-bottom:10px}.side-nav{position:sticky;top:96px;background:#fff;border:1px solid var(--line);border-radius:24px;padding:20px;box-shadow:0 12px 30px rgba(88,58,80,.06)}.side-nav strong{display:block;color:var(--title);margin-bottom:10px}.side-nav a{display:flex;justify-content:space-between;align-items:center;min-height:44px;padding:8px 10px;border-radius:12px;color:#6f606d}.side-nav a:hover{background:var(--pink-soft);color:var(--pink-deep)}.step-list{counter-reset:steps;display:grid;gap:14px;margin:24px 0}.step{counter-increment:steps;display:grid;grid-template-columns:46px 1fr;gap:14px;background:var(--pink-soft);border:1px solid var(--line);border-radius:18px;padding:18px}.step:before{content:counter(steps);width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:#fff;color:var(--pink-deep);font-weight:800}.info-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:24px 0}.info-strip div{padding:18px;background:var(--purple-soft);border-radius:16px;border:1px solid rgba(147,107,255,.10)}.topic-list{display:grid;gap:12px}.topic-row{display:grid;grid-template-columns:190px 1fr;gap:18px;padding:18px 0;border-bottom:1px solid var(--line)}.topic-row:last-child{border-bottom:0}.topic-row strong{color:var(--title)}.site-footer{background:var(--footer);color:var(--footerText);margin-top:76px}.footer-shell{max-width:1260px;margin:auto;padding:58px 22px 38px;display:grid;grid-template-columns:1.1fr 2.2fr;gap:54px}.footer-brand-col p{color:#dfcfd8;max-width:360px}.footer-logo{color:#fff}.footer-links{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}.footer-links h2{font-size:16px;color:#fff;margin-bottom:14px}.footer-links a{display:block;color:#dfcfd8;min-height:34px}.footer-links a:hover{color:#fff}.footer-bottom{max-width:1260px;margin:auto;padding:20px 22px 30px;border-top:1px solid rgba(255,255,255,.10);display:flex;justify-content:space-between;gap:22px;color:#cdbac5;font-size:14px}.footer-bottom p{margin:0}.mobile-tabbar{display:none}.kbd-note{font-size:13px;color:var(--muted)}.status-pill{display:inline-flex;padding:5px 10px;border-radius:999px;background:var(--purple-soft);color:#6e58b1;font-size:13px;font-weight:700}.timeline{display:grid;gap:0;margin:24px 0}.timeline-item{position:relative;padding:0 0 24px 34px}.timeline-item:before{content:"";position:absolute;left:8px;top:7px;width:11px;height:11px;border-radius:50%;background:var(--pink)}.timeline-item:after{content:"";position:absolute;left:13px;top:20px;bottom:0;width:1px;background:var(--line)}.timeline-item:last-child:after{display:none}.two-tone{display:grid;grid-template-columns:1fr 1fr;gap:18px}.two-tone>div{padding:26px;border-radius:24px;border:1px solid var(--line)}.two-tone>div:first-child{background:var(--pink-soft)}.two-tone>div:last-child{background:var(--purple-soft)}.link-cloud{display:flex;flex-wrap:wrap;gap:10px}.link-cloud a{min-height:42px;display:inline-flex;align-items:center;padding:8px 14px;background:#fff;border:1px solid var(--line);border-radius:999px;color:var(--pink-deep)}
@media (max-width:1100px){.desktop-nav a{padding:9px 9px}.grid-4{grid-template-columns:repeat(2,1fr)}.channel-grid{grid-template-columns:repeat(3,1fr)}.grid-5{grid-template-columns:repeat(3,1fr)}.content-wrap{grid-template-columns:1fr}.side-nav{position:static}.footer-shell{grid-template-columns:1fr}.hero-inner{grid-template-columns:1fr 360px;gap:24px}.mosaic{grid-template-columns:1fr 1fr}.mosaic article:nth-child(1),.mosaic article:nth-child(5){grid-row:auto}}
@media (max-width:860px){.desktop-nav,.desktop-only{display:none}.mobile-only{display:grid}.nav-shell{height:68px;padding:0 14px;justify-content:space-between}.brand-logo{position:absolute;left:50%;transform:translateX(-50%);font-size:17px}.brand-logo .brand-mark{display:none}.nav-actions{margin-left:0}.nav-cta{padding:9px 14px}.hero-inner{grid-template-columns:1fr;min-height:auto;padding:54px 0 44px}.hero-visual{min-height:380px}.float-badge.one{left:0}.float-badge.two{right:0}.split{grid-template-columns:1fr}.grid-3{grid-template-columns:1fr 1fr}.channel-grid{grid-template-columns:1fr 1fr}.footer-links{grid-template-columns:1fr 1fr}.footer-bottom{flex-direction:column}.page-hero .container{padding-top:48px}.section{padding:64px 0}.mosaic{grid-template-columns:1fr 1fr}.topic-row{grid-template-columns:1fr;gap:6px}.info-strip{grid-template-columns:1fr}.two-tone{grid-template-columns:1fr}}
@media (max-width:600px){body{padding-bottom:78px}.container{width:min(100% - 28px,var(--max))}.hero h1{font-size:48px}.lead{font-size:18px}.hero-copy p{font-size:16px}.hero-actions{align-items:stretch}.btn-primary,.btn-secondary{width:100%}.mini-points{gap:8px}.phone-art{width:min(300px,88vw)}.section{padding:52px 0}.section-head{display:block}.section-head .text-link{margin-top:10px}.grid-2,.grid-3,.grid-4,.grid-5,.channel-grid,.mosaic{grid-template-columns:1fr}.card,.article-body{padding:22px}.cta-band{padding:28px;align-items:stretch;flex-direction:column}.footer-shell{padding:46px 18px 26px}.footer-links{grid-template-columns:1fr 1fr;gap:18px}.footer-bottom{padding:18px 18px 22px}.mobile-tabbar{display:grid;position:fixed;z-index:70;left:0;right:0;bottom:0;grid-template-columns:repeat(4,1fr);background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-top:1px solid var(--line);padding:7px 8px calc(7px + env(safe-area-inset-bottom));box-shadow:0 -8px 24px rgba(80,52,73,.08)}.mobile-tabbar a{min-height:52px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;border-radius:14px;font-size:12px;color:#7b6a78}.mobile-tabbar a span{font-size:18px;line-height:1}.mobile-tabbar a.is-active{background:var(--pink-soft);color:var(--pink-deep);font-weight:700}.drawer-nav{grid-template-columns:1fr}.float-badge{font-size:13px}.visual-panel{min-height:310px;padding:22px}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}

/* Inner pages intentionally vary their presentation by topic. */
.page-hero.layout-story,.page-hero.layout-about{background:linear-gradient(135deg,rgba(255,240,246,.82),rgba(246,241,255,.68))}
.page-hero.layout-app,.page-hero.layout-install{background:linear-gradient(180deg,rgba(246,241,255,.86),rgba(255,247,251,0))}
.page-hero.layout-safety,.page-hero.layout-privacy{background:linear-gradient(135deg,rgba(255,255,255,.9),rgba(255,240,246,.72))}
.page-hero.layout-timeline,.page-hero.layout-service,.page-hero.layout-contact{border-bottom:1px solid var(--line);background:#fff}
.content-wrap.layout-faq{grid-template-columns:1fr}.content-wrap.layout-faq .side-nav{display:none}
.content-wrap.layout-story .article-body,.content-wrap.layout-about .article-body{border-radius:34px}
.content-wrap.layout-app .article-body{box-shadow:0 18px 48px rgba(94,61,83,.09)}
.content-wrap.layout-timeline .article-body,.content-wrap.layout-service .article-body,.content-wrap.layout-contact .article-body{border-left:5px solid rgba(255,98,159,.28)}

.drawer-nav a.is-active{background:var(--pink-soft);color:var(--pink-deep);font-weight:700}
.brand-logo,.footer-logo{min-height:44px}
.crumbs a{display:inline-flex;align-items:center;min-height:44px}
.link-cloud a{min-height:44px}
@media (max-width:600px){.brand-logo img{max-width:96px;max-height:38px}.footer-links a{min-height:44px;display:flex;align-items:center}}