/* V0.9：统一中文排版与信息层级，覆盖早期页面的零散字号。 */
body{font-size:16px;line-height:1.72}
.hero{padding:74px 0 64px}
.hero-grid{grid-template-columns:1.12fr .88fr;gap:64px}
.hero-copy{max-width:660px}
.eyebrow{font-size:12px;letter-spacing:1.5px;margin-bottom:14px}
.hero h1,.page-hero h1{font-size:clamp(42px,5.25vw,64px);line-height:1.16;letter-spacing:-3px;margin-bottom:20px}
.lead{font-size:18px;line-height:1.8}
.actions{margin:28px 0 13px}
.micro{font-size:13px;line-height:1.65}
.section{padding:82px 0}
.section-head{margin-bottom:34px}
.section h2,.cta h2{font-size:clamp(29px,3.4vw,40px);line-height:1.3;letter-spacing:-1.5px;margin-bottom:14px}
.section-head p,.split>div>p{font-size:16px;line-height:1.8}
.three h3,.four h3{font-size:20px;line-height:1.45}
.three p,.four p{font-size:15px;line-height:1.75}
.page-hero{padding:72px 0}
.page-hero.small{padding:52px 0}
.page-hero p{font-size:18px;margin-bottom:23px}
.article{padding:74px 0}
.article h1{font-size:clamp(34px,4vw,46px);line-height:1.3;letter-spacing:-1.5px}
.article-meta{margin:18px 0 34px;color:var(--muted);font-size:13px}
.prose{font-size:17px;line-height:1.9}
.prose h2{margin-top:35px;font-size:26px;line-height:1.4}
@media(max-width:850px){.hero{padding:48px 0 52px}.hero-grid{gap:38px}.hero h1{font-size:clamp(40px,12vw,52px);line-height:1.18}.section{padding:64px 0}.page-hero{padding:56px 0}.article{padding:56px 0}.prose{font-size:16px}}