:root{--o:#e85d04;--od:#c24e03;--bg:#faf6ee;--card:#fffdf8;--ink:#2a2420;--mu:#6b625a;--line:#ece3d4}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.75 -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Noto Sans CJK SC","Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
.wrap{max-width:1040px;margin:0 auto;padding:0 24px}
a{color:var(--od)}
.top{display:flex;justify-content:space-between;align-items:center;height:68px}
.brand{display:flex;gap:10px;align-items:center;text-decoration:none;color:var(--ink);font-weight:700}
.top-cta{font-size:15px;text-decoration:none;border:1.5px solid var(--o);padding:6px 14px;border-radius:999px}
.hero{padding:72px 24px 80px}
.eyebrow{color:var(--o);font-weight:700;letter-spacing:.08em;margin:0 0 12px}
h1{font-size:clamp(32px,5.6vw,56px);line-height:1.25;margin:0 0 20px;letter-spacing:-.01em}
br.m{display:none}
.sub{font-size:clamp(17px,2vw,20px);color:var(--mu);max-width:640px;margin:0 0 36px}
.join{display:flex;flex-wrap:wrap;gap:12px;max-width:560px}
.join input[type=email]{flex:1 1 260px;font:inherit;padding:14px 16px;border:1.5px solid var(--line);border-radius:12px;background:#fff}
.join input:focus{outline:none;border-color:var(--o)}
.join button{font:inherit;font-weight:700;background:var(--o);color:#fff;border:0;border-radius:12px;padding:14px 24px;cursor:pointer}
.join button:hover{background:var(--od)}.join button:disabled{opacity:.6}
.note{flex-basis:100%;margin:0;font-size:14px;color:var(--mu)}
.note.ok{color:#2f7d32}.note.err{color:#b3261e}
.hp,.sr{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
section{padding:56px 24px}
h2{font-size:28px;margin:0 0 28px}
h2::before{content:"";display:inline-block;width:6px;height:22px;background:var(--o);border-radius:3px;margin-right:12px;vertical-align:-2px}
h3{font-size:19px;margin:0 0 8px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.cards article,.box{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px}
.cards p,.box p{margin:0;color:var(--mu);font-size:16px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.box h3{color:var(--od)}
.about{display:flex;gap:24px;align-items:flex-start;max-width:780px}
.about p{margin:0 0 14px}
.links{font-size:15px}
details{border-bottom:1px solid var(--line);padding:14px 0;max-width:780px}
summary{cursor:pointer;font-weight:700}
details p{margin:8px 0 0;color:var(--mu)}
.foot{padding:40px 24px 56px;border-top:1px solid var(--line);font-size:14px;color:var(--mu)}
.foot p{margin:4px 0}
@media(max-width:820px){.cards{grid-template-columns:1fr 1fr}}
@media(max-width:600px){body{font-size:16px}.cards,.two{grid-template-columns:1fr}.hero{padding:40px 24px 56px}br.m{display:inline}.about{flex-direction:column}.join button{width:100%}section{padding:40px 24px}}