:root{--bg:#f4f6fb;--fg:#0f172a;--muted:#475569;--brand:#4f46e5;--brand-dark:#3730a3;--brand-soft:#eef2ff;--card:#ffffff;--border:#e2e8f0;--focus:#c2410c;--radius:1.1rem;--shadow:0 18px 50px rgba(15,23,42,0.08)}*{box-sizing:border-box}body,html{margin:0;padding:0}body{font-family:Segoe UI,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--fg);line-height:1.55;font-size:1.05rem}a{color:var(--brand-dark)}a:focus,button:focus,input:focus{outline:3px solid var(--focus);outline-offset:2px}.skip{position:absolute;left:-999px;top:0}.skip:focus{left:8px;top:8px;background:#fff;padding:8px 12px;z-index:20;border-radius:8px}.help-header{background:#fff;border-bottom:1px solid var(--border);position:-webkit-sticky;position:sticky;top:0;z-index:8}.help-header-inner{max-width:76rem;margin:0 auto;padding:.85rem 1.25rem;display:flex;flex-wrap:wrap;gap:.75rem 1.25rem;align-items:center;justify-content:space-between}.brand{display:inline-flex;align-items:center;gap:.5rem;color:var(--fg);text-decoration:none;font-weight:800;font-size:1.1rem}.brand-mark-img{width:2rem;height:2rem;display:block}.brand small{display:block;font-weight:600;color:var(--muted);font-size:.78rem}.header-actions{display:flex;gap:.75rem;align-items:center}.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--brand);color:#fff;text-decoration:none;border-radius:999px;padding:.45rem .95rem;font-weight:650;border:0}.btn-ghost{background:transparent;color:var(--brand-dark)}.help-layout{max-width:76rem;margin:0 auto;padding:1.25rem;display:grid;grid-template-columns:16rem 1fr;grid-gap:1.5rem 2rem;gap:1.5rem 2rem;align-items:start}@media (max-width:840px){.help-layout{grid-template-columns:1fr}.help-nav-desktop{display:none}}@media (min-width:841px){.help-nav-mobile{display:none}}.help-nav,.help-nav-mobile{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1rem 1.1rem;box-shadow:var(--shadow)}.help-nav{position:-webkit-sticky;position:sticky;top:4.5rem}.help-nav h2,.help-nav-mobile h2{margin:0 0 .6rem;font-size:.95rem}.help-nav .group{margin:.85rem 0 0}.help-nav .group p{margin:0 0 .25rem;font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:700}.help-nav a,.help-nav-mobile a{display:block;text-decoration:none;padding:.22rem 0;color:var(--fg)}.help-nav a[aria-current=page]{color:var(--brand-dark);font-weight:700}.help-nav-mobile summary{cursor:pointer;font-weight:700}.article h1{margin:0 0 .5rem;font-size:1.85rem;line-height:1.2}.lead{color:var(--muted);font-size:1.12rem;margin:0 0 1.25rem}.article h2{margin:1.6rem 0 .5rem;font-size:1.25rem}.article h3{margin:1.15rem 0 .4rem;font-size:1.05rem}.article ol,.article ul{padding-left:1.2rem}.article li{margin:.35rem 0}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.1rem 1.2rem;box-shadow:var(--shadow)}.cards{display:grid;grid-gap:1rem;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));margin:1rem 0}.card h2,.card h3{margin-top:0}.muted{color:var(--muted)}.note{background:var(--brand-soft);border-left:4px solid var(--brand);padding:.75rem 1rem;border-radius:.5rem}table{width:100%;border-collapse:collapse;font-size:.95rem;margin:.75rem 0 1.25rem}td,th{border:1px solid var(--border);padding:.45rem .6rem;text-align:left;vertical-align:top}th{background:#fff}.search{width:100%;padding:.7rem .85rem;border:1px solid var(--border);border-radius:.75rem;font:inherit}.help-footer{max-width:76rem;margin:0 auto;padding:1.5rem 1.25rem 2.5rem;color:var(--muted);font-size:.95rem}.kicker{font-size:.8rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--brand-dark);margin:0 0 .35rem}