.pf-wrap{max-width:860px;margin:0 auto}.pf-intro{text-align:center;color:var(--text-2);margin:0 0 20px;font-size:clamp(14px,13.343px + .169vw,15.5px)}.pf-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.pf-topic{border:1px solid var(--border);border-radius:var(--r-lg);background:var(--surface);width:100%;box-shadow:var(--elev-1);font:inherit;text-align:left;cursor:pointer;transition:background .2s var(--ease), border-color .2s var(--ease), box-shadow .2s var(--ease), transform .2s var(--ease);align-items:center;gap:14px;padding:16px 18px;display:flex}.pf-topic:hover{box-shadow:var(--elev-2);transform:translateY(-1px)}.pf-topic[aria-pressed=true]{border-color:var(--accent);background:var(--accent-soft)}.pf-box{border:1px solid var(--border-3);color:#fff;width:24px;height:24px;transition:background .2s var(--ease), border-color .2s var(--ease);border-radius:7px;flex:none;place-items:center;display:grid}.pf-topic[aria-pressed=true] .pf-box{background:var(--accent);border-color:#0000}.pf-topic b{color:var(--heading);font-size:clamp(14px,13.343px + .169vw,15.5px);display:block}.pf-topic small{color:var(--text-3);font-size:13.5px;display:block}.pf-actions{border:1px solid var(--border);border-radius:var(--r-xl);background:color-mix(in srgb, var(--surface) 94%, transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:var(--elev-3);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-top:20px;padding:14px 16px;display:flex;position:sticky;bottom:16px}.pf-count{color:var(--text-2);font-size:14px;font-weight:600}.pf-buttons{flex-wrap:wrap;gap:10px;display:flex}.mkt-content main>section.us-sec{align-items:center;min-height:60vh;display:grid}.us-card{border:1px solid var(--border);background:var(--surface);max-width:620px;box-shadow:var(--elev-3);text-align:center;border-radius:24px;justify-items:center;gap:12px;margin:0 auto;padding:clamp(24px,4vw,40px);display:grid}.us-icon{color:#16a34a;background:#dcfce7;border-radius:20px;place-items:center;width:64px;height:64px;display:grid}.us-icon[data-tone=warn]{color:#b45309;background:#fef3c7}.us-card h1{font-family:var(--font-display);color:var(--heading);margin:4px 0 0;font-size:clamp(26px,3.4vw,36px);line-height:1.15}.us-card p{max-width:46ch;color:var(--text-2);margin:0;font-size:clamp(14px,13.124px + .225vw,16px);line-height:1.6}.us-actions{flex-wrap:wrap;justify-content:center;gap:10px;margin-top:8px;display:flex}@media (max-width:640px){.pf-grid{grid-template-columns:minmax(0,1fr)}.pf-buttons{width:100%}.pf-buttons>*{flex:auto}}@media (prefers-reduced-motion:reduce){.pf-topic,.pf-box{transition:none}.pf-topic:hover{transform:none}}