:root{color-scheme:light;--ink:#1d1d1f;--muted:#6e6e73;--blue:#0071e3}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:80px}body{margin:0;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased;background:#fff}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}a:focus-visible,button:focus-visible{outline:3px solid var(--blue);outline-offset:4px}.skip{position:fixed;top:-60px;background:white;padding:12px;z-index:10}.skip:focus{top:8px}.nav{height:64px;position:sticky;top:0;background:#ffffffeb;backdrop-filter:blur(20px);border-bottom:1px solid #eeeeef;z-index:5}.nav-inner{max-width:1200px;margin:auto;display:flex;align-items:center;justify-content:space-between;height:100%;padding:0 32px}.brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:650}.brand-mark{font:800 17px 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18px}.description{font-size:16px;line-height:1.75;color:var(--muted);max-width:410px;margin:0}.actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap;margin-top:24px}.text-link{font-size:15px;color:var(--blue)}.text-link:hover{text-decoration:underline}.meta{font-size:13px;color:var(--muted);margin:14px 0 0}.feature{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;min-height:490px}.feature .product-copy{padding:50px 46px}.feature .promise{font-size:43px}.voice-demo{margin:40px 40px 40px 0;align-self:center;background:#fff;border-radius:20px;border:1px solid #e6e6ea;box-shadow:0 18px 60px #0000000c;overflow:hidden}.demo-top{display:flex;align-items:center;justify-content:space-between;height:46px;padding:0 18px;font-size:12px;color:#8d8d93;border-bottom:1px solid #ededf0}.window-dots{color:#d8d8dd;letter-spacing:3px}.voice-content{padding:29px 25px 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span{color:var(--blue)}.voice-content>.demo-caption{font-size:12px;color:#99999f;margin-top:18px;letter-spacing:.12em}.zhishi{background:#f1f6f2}.astro{background:#f7f4f0}.energy{background:#f2f2fa}.rhythm{background:#eff5fa}.note-preview,.astro-preview,.energy-preview,.rhythm-preview{margin:18px 40px 0;border-radius:18px 18px 0 0;min-height:275px}.note-preview{background:#fff;box-shadow:0 12px 35px #203a2912}.note-top{padding:18px 22px;border-bottom:1px solid #eee;font-size:13px;font-weight:600;display:flex;justify-content:space-between}.note-top span{color:#9ca39c;font-weight:400}.note-body{padding:24px 24px 0}.note-tag{background:#edf4ec;color:#538359;border-radius:5px;padding:5px 8px;font-size:12px}.note-body h4{font-size:20px;margin:16px 0 9px}.note-body>p{font-size:14px;line-height:1.7;color:#7a827c;margin:0}.my-thought{font-size:13px;line-height:1.65;color:#505950;border-left:2px solid #90ad90;padding-left:12px;margin-top:19px}.my-thought 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