:root{color-scheme:light;--bg:#fff;--surface:#f5f5f7;--ink:#1d1d1f;--muted:#626268;--line:#d9dce0;--accent:#0066cc;--button:#0066cc;--button-text:#fff;--green:#007c39;--nav:rgba(255,255,255,.93);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","Helvetica Neue",Arial,sans-serif}
:root[data-theme=dark]{color-scheme:dark;--bg:#000;--surface:#111214;--ink:#f5f5f7;--muted:#aaaab2;--line:#303238;--accent:#61afff;--button:#2997ff;--button-text:#001427;--green:#7ed9a4;--nav:rgba(0,0,0,.93)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:88px}body{margin:0;background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased}button,select{font:inherit}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}p,h1,h2,h3,figure{margin:0}.rail{width:min(1160px,calc(100% - 96px));margin-inline:auto}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.skip-link{position:fixed;z-index:20;top:-80px;left:20px;background:var(--ink);color:var(--bg);padding:12px}.skip-link:focus{top:12px}:focus-visible{outline:3px solid var(--accent);outline-offset:5px;border-radius:4px}
.navigation{position:sticky;top:0;z-index:10;border-bottom:1px solid var(--line);background:var(--nav);backdrop-filter:blur(16px)}.nav-inner{height:72px;display:flex;align-items:center;gap:40px}.brand{display:flex;align-items:center;gap:10px;font-weight:650;font-size:20px;letter-spacing:-.5px}.brand img{border-radius:8px}.nav-links{display:flex;gap:28px;font-size:14px;margin-left:auto}.nav-links a{padding-block:12px}.nav-controls{display:flex;align-items:center;gap:8px}select{border:0;background:transparent;color:var(--ink);font-size:13px;max-width:132px;padding:12px 22px 12px 8px;min-height:44px;cursor:pointer}.theme-button{display:grid;place-items:center;width:44px;height:44px;border:0;border-radius:50%;color:var(--ink);background:transparent;cursor:pointer}.theme-button:hover{background:var(--surface)}.theme-button svg{width:21px;height:21px}.theme-button .sun{display:none}[data-theme=dark] .theme-button .sun{display:block}[data-theme=dark] .theme-button .moon{display:none}
.hero{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(280px,.9fr);gap:64px;align-items:center;padding-block:54px 68px;min-height:720px}.hero-copy{padding-bottom:12px}.eyebrow{font-size:14px;font-weight:600;color:var(--accent);margin-bottom:22px;line-height:1.5}h1,h2,h3{font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Helvetica Neue",Arial,sans-serif;text-wrap:balance}h1{font-size:clamp(44px,4.65vw,66px);line-height:1.14;letter-spacing:-.035em;font-weight:700;max-width:610px}.lead{font-size:21px;line-height:1.7;color:var(--muted);margin-top:26px;max-width:510px}.actions{display:flex;gap:26px;align-items:center;flex-wrap:wrap;margin-top:32px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:13px 23px;border-radius:999px;font-size:15px;font-weight:560;line-height:1.4}.button.primary{background:var(--button);color:var(--button-text)}.button.primary:hover{filter:brightness(1.12)}.text-link{display:inline-flex;align-items:center;gap:10px;color:var(--accent);font-size:16px;min-height:44px}.text-link:hover span:first-child{text-decoration:underline}.hero-note{margin-top:35px;font-size:13px;color:var(--muted);line-height:1.8}.hero-product{display:flex;justify-content:center;align-items:center;min-width:0}.hero-product img{width:290px;height:auto;aspect-ratio:1/2;object-fit:contain;filter:drop-shadow(0 22px 26px rgba(0,0,0,.08))}
.sharing-section{background:var(--surface);padding-block:94px 92px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.section-heading{max-width:840px;margin-inline:auto;text-align:center}.section-heading .eyebrow{color:var(--green);margin-bottom:18px}h2{font-size:clamp(35px,3.6vw,50px);letter-spacing:-.025em;line-height:1.22;font-weight:680}.section-intro{font-size:20px;line-height:1.7;color:var(--muted);max-width:660px;margin:24px auto 0}.sharing-layout{display:grid;grid-template-columns:minmax(320px,1fr) minmax(0,1fr);gap:90px;align-items:center;margin-top:62px}.sharing-product{display:flex;flex-direction:column;align-items:center;gap:24px}.sharing-product img{width:340px;height:auto;aspect-ratio:1/2;object-fit:contain;filter:drop-shadow(0 24px 32px rgba(0,0,0,.08))}.sharing-product figcaption{font-size:13px;line-height:1.8;color:var(--muted);text-align:center;max-width:360px}.steps{list-style:none;padding:0;margin:0}.steps li{display:grid;grid-template-columns:28px minmax(0,1fr);gap:16px;padding:26px 0;border-bottom:1px solid var(--line)}.steps li:first-child{padding-top:0}.steps li:last-child{border-bottom:0}.step-number{font-size:12px;font-variant-numeric:tabular-nums;color:var(--green);font-weight:650;line-height:2.6}.steps h3{font-size:24px;line-height:1.35;font-weight:620;letter-spacing:-.02em}.steps p{font-size:16px;color:var(--muted);line-height:1.85;margin-top:12px}.sharing-access{margin-top:28px;margin-left:44px}.pro-label{display:inline-block;font-size:12px;font-weight:650;letter-spacing:.03em;color:var(--green);padding-bottom:9px}.sharing-access p{font-size:13px;line-height:1.8;color:var(--muted);max-width:430px}
.questions{padding-block:110px;display:grid;grid-template-columns:1fr 1.2fr;gap:100px}.questions-heading h2{font-size:36px}.questions-heading .eyebrow{margin-bottom:18px}.faq-list{border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line)}summary{cursor:pointer;list-style:none;padding:23px 32px 23px 0;position:relative;font-size:17px;line-height:1.6;font-weight:580}summary::-webkit-details-marker{display:none}summary::after{content:'+';position:absolute;right:0;top:22px;font-size:21px;color:var(--muted);font-weight:400}details[open] summary::after{content:'−'}details p{padding:0 28px 24px 0;font-size:15px;line-height:1.85;color:var(--muted)}.closing{padding-block:24px 90px;display:flex;flex-direction:column;align-items:center;text-align:center;gap:24px}.closing img{border-radius:16px}.closing h2{font-size:34px;max-width:650px}.footer{display:flex;justify-content:space-between;align-items:center;gap:20px;border-top:1px solid var(--line);padding-block:26px;font-size:12px;color:var(--muted)}.footer div{display:flex;gap:24px}.footer a{padding-block:12px}
html[lang=ja] h1{font-size:clamp(40px,4.1vw,59px);line-height:1.3;letter-spacing:-.04em}html[lang=ja] h2{line-height:1.35}html[lang=en-US] h1{line-height:1.06}html[lang=de-DE] h1{font-size:clamp(40px,4.2vw,60px)}
@media(min-width:1440px){.hero{gap:100px;padding-block:70px 80px}.hero-product img{width:330px}}
@media(max-width:1000px){.rail{width:calc(100% - 64px)}.hero{gap:30px;min-height:630px;padding-block:42px 58px}.hero-product img{width:280px}h1{font-size:48px}.lead{font-size:18px}.sharing-layout{gap:45px}.sharing-product img{width:300px}.questions{gap:50px}.nav-inner{gap:24px}.nav-links{gap:20px}}
@media(max-width:720px){.rail{width:calc(100% - 40px)}.nav-inner{height:64px;gap:8px}.brand{font-size:18px;gap:8px}.brand img{width:28px;height:28px}.nav-links{display:none}.nav-controls{margin-left:auto}select{font-size:12px;max-width:112px}.hero{grid-template-columns:1fr;gap:40px;padding-block:46px 50px;min-height:0}.hero-copy{padding:0}.eyebrow{font-size:13px;margin-bottom:20px}h1{font-size:44px;letter-spacing:-.04em;line-height:1.17}.lead{font-size:17px;line-height:1.85;margin-top:22px;max-width:500px}.actions{margin-top:26px;gap:20px}.button{font-size:14px;padding:12px 22px}.text-link{font-size:14px}.hero-note{margin-top:24px;font-size:12px}.hero-product img{width:268px}.sharing-section{padding-block:62px}.section-heading{text-align:left}.section-heading h2{font-size:34px;max-width:520px}.section-intro{font-size:17px;line-height:1.85;margin-top:20px}.sharing-layout{grid-template-columns:1fr;gap:42px;margin-top:40px}.sharing-product img{width:286px}.sharing-product figcaption{max-width:310px;font-size:12px}.sharing-copy{max-width:520px;margin-inline:auto}.steps li{padding-block:23px;gap:14px}.steps h3{font-size:21px}.steps p{font-size:15px}.sharing-access{margin-left:42px;margin-top:18px}.questions{grid-template-columns:1fr;gap:32px;padding-block:65px}.questions-heading h2{font-size:32px}.questions-heading .eyebrow{margin-bottom:14px}summary{font-size:16px}.closing{padding-block:14px 64px;gap:22px}.closing h2{font-size:29px}.footer{align-items:flex-start;font-size:11px;gap:12px}.footer div{gap:18px}html[lang=ja] h1{font-size:38px}html[lang=de-DE] h1{font-size:40px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}

img[data-product-shot]:not([src]){display:none}

/* Keep navigation and footer links comfortable to tap on touch screens. */
.brand{min-height:44px;flex-shrink:0}
.footer a{display:inline-flex;align-items:center;min-width:44px;min-height:44px}

/* The authored Japanese lines must still fit the narrowest mobile rail. */
@media(max-width:720px){
  .navigation .nav-inner{gap:8px}
  html[lang=ja] #hero-title{font-size:clamp(30px,9.5vw,38px);text-wrap:wrap;line-break:strict}
  html[lang=ja] #sharing-title{font-size:clamp(28px,8.8vw,34px);text-wrap:wrap;line-break:strict}
}

.feature-heading{padding-block:105px 28px;text-align:center;max-width:850px}.feature-heading h2{max-width:760px;margin-inline:auto}.feature-section{padding-block:72px 84px}.feature-section.alternate{background:var(--surface)}.feature-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:center;gap:110px}.feature-copy{max-width:480px}.feature-copy h3{font-size:clamp(32px,3.1vw,43px);line-height:1.22;letter-spacing:-.025em;font-weight:650}.feature-body{font-size:19px;line-height:1.8;color:var(--muted);margin-top:24px}.feature-points{padding:0;margin:28px 0 0;list-style:none}.feature-points li{font-size:15px;line-height:1.8;margin-top:13px;padding-left:20px;position:relative;color:var(--muted)}.feature-points li::before{content:'•';position:absolute;left:0;color:var(--accent)}.feature-product{display:flex;flex-direction:column;align-items:center;gap:22px}.feature-product img{width:282px;height:auto;aspect-ratio:1/2;object-fit:contain;filter:drop-shadow(0 18px 25px rgba(0,0,0,.07))}.feature-product figcaption{font-size:12px;line-height:1.8;color:var(--muted);text-align:center;max-width:340px}.feature-section.alternate .feature-copy{grid-column:2;grid-row:1}.feature-section.alternate .feature-product{grid-column:1;grid-row:1}.feature-note{border-top:1px solid var(--line);margin-top:28px;padding-top:23px}.feature-note h4{font-size:15px;line-height:1.6;font-weight:600;margin:0 0 8px}.feature-note p{font-size:14px;line-height:1.85;color:var(--muted)}.privacy-section{padding-block:10px 90px}.privacy-section .section-head{display:grid;grid-template-columns:1fr 1.2fr;gap:100px;padding-bottom:28px}.privacy-section h2{font-size:32px}.section-lede{font-size:15px;line-height:1.8;color:var(--muted)}.privacy-section details{border-top:1px solid var(--line)}.privacy-block{max-width:920px;padding-block:10px 24px}.privacy-meta{font-size:13px;color:var(--muted);margin-bottom:24px}.privacy-block h3{font-size:19px;line-height:1.5;letter-spacing:0;margin-block:24px 12px}.privacy-block p{padding:0 0 15px}.privacy-block ul{padding-left:23px;margin:0 0 22px}.privacy-block li{font-size:15px;line-height:1.85;color:var(--muted);margin-block:9px}.privacy-block a{color:var(--accent);text-decoration:underline;overflow-wrap:anywhere}.closing-body{font-size:17px;line-height:1.8;color:var(--muted);max-width:630px}.footer div{flex-wrap:wrap}.nav-links{gap:22px}.nav-inner{gap:30px}.nav-controls{flex-shrink:0}
@media(max-width:1100px){.nav-links{display:none}.nav-controls{margin-left:auto}.feature-row{gap:55px}.feature-product img{width:260px}.privacy-section .section-head{gap:50px}}
@media(max-width:720px){.feature-heading{padding-block:66px 12px;text-align:left}.feature-heading h2{font-size:33px}.feature-section{padding-block:48px 54px}.feature-row{grid-template-columns:1fr;gap:36px}.feature-copy{max-width:560px}.feature-copy h3{font-size:33px}.feature-body{font-size:17px;line-height:1.85;margin-top:20px}.feature-points{margin-top:20px}.feature-points li{font-size:14px}.feature-product img{width:270px}.feature-section.alternate .feature-copy,.feature-section.alternate .feature-product{grid-column:auto;grid-row:auto}.feature-note{margin-top:24px}.privacy-section{padding-block:0 60px}.privacy-section .section-head{grid-template-columns:1fr;gap:20px}.privacy-section h2{font-size:30px}.privacy-block h3{font-size:18px}.privacy-block li,.privacy-block p{font-size:14px}.closing-body{font-size:16px}.footer{flex-direction:column}.footer div{gap:22px}}