:root{--paper:#f7f2ec;--paper2:#efe5da;--white:#fffdfb;--ink:#27211e;--muted:#74675f;--line:#dfd4ca;--accent:#e45c4d;--accent-dark:#bd463a;--shadow:0 24px 70px rgba(75,51,39,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Yu Gothic","Noto Sans JP",sans-serif;line-height:1.75;letter-spacing:.01em}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}.shell{width:min(1180px,calc(100% - 48px));margin-inline:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(247,242,236,.88);backdrop-filter:blur(18px);border-bottom:1px solid rgba(223,212,202,.7)}.header-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:10px;font-weight:760}.brand img{width:44px;height:44px;object-fit:cover;border-radius:12px}.header-inner nav,.site-footer nav{display:flex;align-items:center;gap:28px;font-size:14px;font-weight:600}.header-inner nav a{color:var(--muted)}.header-inner nav a:hover{color:var(--ink)}.header-inner .nav-cta{color:var(--white);background:var(--ink);padding:8px 18px;border-radius:999px}
.hero{min-height:720px;padding:92px 0 76px;display:grid;grid-template-columns:.86fr 1.14fr;align-items:center;gap:64px}.eyebrow{margin:0 0 18px;color:var(--accent-dark);font-size:12px;line-height:1.2;font-weight:780;letter-spacing:.14em;text-transform:uppercase}h1,h2,h3{margin-top:0;line-height:1.22;letter-spacing:-.045em}.hero h1{margin-bottom:28px;font-size:clamp(50px,5.2vw,76px)}.lead{max-width:580px;margin:0;color:var(--muted);font-size:18px;line-height:2}.hero-actions{margin-top:38px;display:flex;align-items:center;gap:28px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 24px;border-radius:999px;font-weight:720;transition:.2s}.button:hover{transform:translateY(-2px)}.button.primary{color:var(--white);background:var(--accent);box-shadow:0 12px 28px rgba(228,92,77,.24)}.button.primary:hover{background:var(--accent-dark)}.text-link{display:inline-flex;align-items:center;gap:8px;font-weight:700;border-bottom:1px solid var(--line)}.hero-visual{position:relative}.hero-visual:before{content:"";position:absolute;inset:8% 4% -2%;background:#e7c6b3;border-radius:50%;filter:blur(45px);opacity:.4}.hero-visual img{position:relative;border-radius:26px;box-shadow:var(--shadow);transform:rotate(1.5deg)}
.use-cases{padding:38px 54px;display:grid;grid-template-columns:repeat(3,1fr);gap:16px 28px;background:var(--ink);color:var(--white);border-radius:28px}.use-cases>p{margin:0;font-size:16px;font-weight:650}.use-cases>p:before{content:"";display:inline-block;width:7px;height:7px;margin-right:11px;border-radius:50%;background:var(--accent)}.use-case-note{grid-column:1/-1;padding-top:18px;color:#c9bdb5;border-top:1px solid #504944;font-size:14px}
.section{padding-top:144px;padding-bottom:144px}.section-heading{max-width:620px;margin-bottom:58px}.section-heading.centered{margin-inline:auto;text-align:center}.section-heading h2,.safety h2,.cta h2{margin-bottom:20px;font-size:clamp(38px,4.2vw,58px)}.section-heading>p:last-child{color:var(--muted)}.feature-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}.feature-card{grid-column:span 2;min-height:270px;padding:34px;background:var(--white);border:1px solid var(--line);border-radius:24px}.feature-card:nth-child(4),.feature-card:nth-child(5){grid-column:span 3}.feature-card>span{color:var(--accent);font-size:12px;font-weight:800}.feature-card h3{margin:52px 0 14px;font-size:21px}.feature-card p{margin:0;color:var(--muted);font-size:15px}
.showcase{overflow:hidden;background:var(--white)}.screenshot-stack{position:relative;min-height:650px}.shot{position:absolute;width:min(76%,900px);border-radius:24px;box-shadow:var(--shadow)}.shot.back{left:0;top:34px;transform:rotate(-3deg)}.shot.front{right:0;top:120px;transform:rotate(2.5deg)}.safety{display:grid;grid-template-columns:.7fr 1.3fr;gap:72px;align-items:center}.safety-copy>p:not(.eyebrow){margin-bottom:30px;color:var(--muted);font-size:17px}.safety-shot{border-radius:26px;box-shadow:var(--shadow)}.cta{margin-bottom:140px;padding:42px 54px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:30px;border:1px solid var(--line);border-radius:30px;background:var(--white)}.cta img{width:108px;height:108px;object-fit:cover;border-radius:24px}.cta .eyebrow{margin-bottom:10px}.cta h2{margin-bottom:0;font-size:34px}
.site-footer{background:#2d2724;color:var(--white)}.footer-inner{min-height:220px;display:grid;grid-template-columns:1fr auto;align-items:center;gap:32px}.footer-brand{display:flex;align-items:center;gap:16px}.footer-brand img{width:68px;height:68px;border-radius:18px;object-fit:cover}.footer-brand div{display:flex;flex-direction:column}.footer-brand span,.copyright,.site-footer nav a{color:#bfb3ac;font-size:13px}.copyright{grid-column:1/-1;margin:-40px 0 0;padding-top:22px;border-top:1px solid #48403b}
.document-page{min-height:70vh;padding-top:110px;padding-bottom:150px}.document-hero{max-width:820px;margin-bottom:100px}.document-hero h1{margin-bottom:28px;font-size:clamp(50px,7vw,84px)}.document-hero>p:not(.eyebrow){color:var(--muted);font-size:18px}.document-section>h2,.contact-card h2{font-size:34px}.faq-list{border-top:1px solid var(--line)}.faq-list details{border-bottom:1px solid var(--line)}.faq-list summary{cursor:pointer;list-style:none;padding:28px 52px 28px 0;position:relative;font-weight:720;font-size:17px}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"＋";position:absolute;right:8px;top:23px;color:var(--accent);font-size:24px}.faq-list details[open] summary:after{content:"−"}.faq-list details p{max-width:800px;margin:-8px 0 28px;color:var(--muted)}.contact-card{margin-top:110px;padding:52px;display:grid;grid-template-columns:1fr auto;gap:50px;align-items:center;background:var(--white);border:1px solid var(--line);border-radius:28px}.contact-card p,.contact-card li{color:var(--muted)}.contact-card ul{columns:2;padding-left:1.2em}.updated{display:inline-flex;padding:8px 16px;border-radius:999px;background:var(--paper2);font-size:14px!important}.policy-body{max-width:920px;margin-left:auto}.policy-body section{display:grid;grid-template-columns:72px 1fr;gap:30px;padding:44px 0;border-top:1px solid var(--line)}.policy-body section>span{color:var(--accent);font-size:13px;font-weight:800}.policy-body h2{margin-bottom:16px;font-size:26px}.policy-body p{color:var(--muted)}
@media(max-width:900px){.hero{grid-template-columns:1fr}.hero-visual{width:88%;margin-left:auto}.use-cases{grid-template-columns:1fr}.feature-card,.feature-card:nth-child(4),.feature-card:nth-child(5){grid-column:span 3}.safety{grid-template-columns:1fr}.cta{grid-template-columns:auto 1fr}.cta .button{grid-column:1/-1}}
@media(max-width:680px){.shell{width:min(100% - 28px,1180px)}.header-inner{height:66px}.brand img{width:38px;height:38px}.header-inner nav{gap:14px}.header-inner nav a:not(.nav-cta){display:none}.hero{min-height:0;padding:58px 0 72px;gap:42px}.hero h1{font-size:48px}.lead{font-size:16px}.hero-actions{align-items:flex-start;flex-direction:column;gap:20px}.hero-visual{width:100%}.use-cases{padding:30px 26px}.section{padding-top:96px;padding-bottom:96px}.feature-grid{grid-template-columns:1fr}.feature-card,.feature-card:nth-child(4),.feature-card:nth-child(5){grid-column:auto;min-height:auto}.feature-card h3{margin-top:36px}.screenshot-stack{min-height:430px}.shot{width:92%}.shot.back{top:16px}.shot.front{top:150px}.safety{gap:38px}.cta{margin-bottom:90px;padding:30px;grid-template-columns:1fr}.footer-inner{padding:54px 0;grid-template-columns:1fr}.site-footer nav{align-items:flex-start;flex-direction:column;gap:12px}.copyright{margin-top:0}.document-page{padding-top:72px;padding-bottom:100px}.document-hero{margin-bottom:70px}.document-hero h1{font-size:48px}.contact-card{padding:30px;grid-template-columns:1fr}.contact-card ul{columns:1}.policy-body section{grid-template-columns:44px 1fr;gap:14px}}

/* Typography scale and bilingual controls */
.hero h1{font-size:clamp(40px,4.2vw,60px)}
.section-heading h2,.safety h2{font-size:clamp(32px,3.2vw,46px)}
.document-hero h1{font-size:clamp(40px,5.2vw,64px)}
.screenshot-stack{min-height:700px}
.shot.back{left:0;top:24px;width:min(78%,920px);transform:rotate(-2deg)}
.shot.front{right:0;top:250px;width:min(58%,700px);transform:rotate(2deg)}
.language-toggle{appearance:none;border:1px solid var(--line);background:var(--white);color:var(--ink);height:36px;min-width:58px;padding:0 14px;border-radius:999px;font:inherit;font-size:12px;font-weight:750;cursor:pointer;transition:.2s}
.language-toggle:hover{border-color:var(--accent);color:var(--accent-dark)}
.nav-group{display:flex;align-items:center;gap:14px}
@media(max-width:680px){.hero h1{font-size:40px}.document-hero h1{font-size:40px}.section-heading h2,.safety h2{font-size:32px}.screenshot-stack{min-height:470px}.shot.back{top:10px;width:94%}.shot.front{top:210px;width:74%}.nav-group{gap:8px}.header-inner .nav-cta{display:none}}