:root{color-scheme:light;--bg:#faf9fc;--ink:#292439;--muted:#696276;--accent:#6950ad;--accent-dark:#56408e;--line:#e4dfed;--soft:#f1edf8;--card:#fff;--radius:20px;font-family:"Segoe UI","Yu Gothic UI","Meiryo",sans-serif;font-synthesis:none}
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@media(max-width:1050px){.site-header nav{gap:20px}.hero{gap:32px}.local-visual{height:410px}.node-text{left:18px;top:83px}.node-voice{right:12px;top:233px}.node-speech{left:16px;top:281px}.core strong{font-size:17px}.feature-grid{grid-template-columns:repeat(2,1fr)}.download-grid{gap:40px}.steps{gap:23px}.hero h1{font-size:44px}.actions{gap:16px}.hero-meta{font-size:10px}}
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.security-notice{margin-block:24px;padding:28px;border:2px solid var(--accent);border-radius:20px;background:var(--soft);overflow-wrap:anywhere}.security-notice h2{font-size:clamp(20px,2.3vw,28px)}.security-notice p{font-size:14px}.security-notice details{border-top:1px solid var(--line);padding-top:14px}.security-notice summary{font-weight:600}.security-notice h3{margin-top:18px}.download-grid>*{min-width:0}[hidden]{display:none!important}@media(max-width:440px){.security-notice{padding:20px}.button{max-width:100%;overflow-wrap:anywhere;white-space:normal}}