.bambu{color-scheme:light only;--bg:#f7f6f1;--surface:#f3f1ea;--card:#ffffff;--ink:#34383f;--ink-strong:#23262c;--muted:#6b6f78;--line:#e6e3db;--green:#2f7d5b;--green-deep:#236047;--green-soft:#dcefe4;--green-bar:#1e4030;--coral:#dd6a5c;font-family:'Plus Jakarta Sans',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:#34383f;background:#f7f6f1;line-height:1.5}
.bambu-wrap{max-width:1180px;margin:0 auto;padding:0 clamp(16px,4vw,32px)}
.bambu-sec{padding:clamp(44px,7vw,88px) 0}
.bambu-ba{max-width:760px;margin:0 auto;position:relative;border-radius:24px;overflow:hidden;aspect-ratio:16/10;background:#f3f1ea}
.bambu-ba-half{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-weight:700;color:#23262c}
.bambu-ba-after{background:linear-gradient(150deg,#dcefe4,#f3f1ea)}
.bambu-ba-before{background:linear-gradient(150deg,#efe7df,#e6ddd2);clip-path:inset(0 50% 0 0)}
.bambu-ba-line{position:absolute;top:0;bottom:0;left:50%;width:3px;background:#fff;transform:translateX(-50%);box-shadow:0 0 0 1px rgba(0,0,0,.08);pointer-events:none}
.bambu-ba-knob{position:absolute;top:50%;left:50%;width:44px;height:44px;border-radius:50%;background:#fff;transform:translate(-50%,-50%);box-shadow:0 2px 10px rgba(0,0,0,.18);display:grid;place-items:center;color:#236047;font-weight:800;pointer-events:none}