.help-shell{max-width:1180px;margin:auto;padding:70px 24px 120px}.help-hero{max-width:780px}.help-hero h1{font-size:clamp(38px,5vw,64px)}.help-layout{display:grid;grid-template-columns:250px 1fr;gap:48px;margin-top:56px}.help-toc{position:sticky;top:24px;align-self:start;background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:20px}.help-toc a{display:block;color:var(--muted);padding:8px 0}.help-toc a:hover{color:var(--mint)}.help-content{display:grid;gap:18px}.help-card{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:28px;scroll-margin-top:24px}.help-card h2{margin:0 0 14px;font-size:25px}.help-card h3{margin:24px 0 8px;color:var(--mint)}.help-card p,.help-card li{color:var(--muted)}.help-card strong{color:var(--text)}.term-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.term-grid div{background:#07110d80;padding:13px 15px;border-radius:12px}.term-grid b{display:block;color:var(--mint)}.notice{border-left:3px solid var(--mint);padding-left:16px}@media(max-width:760px){.help-layout{grid-template-columns:1fr}.help-toc{position:static}.term-grid{grid-template-columns:1fr}.help-shell{padding-top:45px}}