.sd-layout{align-items:flex-start;gap:40px;padding:44px 0 64px;display:flex}.sd-sidebar{flex:0 0 220px;position:sticky;top:24px}.sd-sidebar-label{letter-spacing:.04em;text-transform:uppercase;color:var(--dark-gray);margin-bottom:10px;font-size:12px;font-weight:700;display:block}.sd-sidebar-list{border:1px solid var(--surface);background:var(--white);border-radius:10px;flex-direction:column;max-height:480px;display:flex;overflow-y:auto}.sd-sidebar-item{color:var(--purple);border-bottom:1px solid var(--surface);padding:9px 14px;font-size:13.5px;font-weight:600;text-decoration:none}.sd-sidebar-item:last-child{border-bottom:none}.sd-sidebar-item:hover{background:var(--light-bg)}.sd-sidebar-item--active{background:var(--bg-main);color:var(--white)}.sd-main{flex:auto;min-width:0;max-width:780px}@media (max-width:900px){.sd-layout{flex-direction:column}.sd-sidebar{flex:none;width:100%;position:static}.sd-sidebar-list{max-height:220px}.sd-main{max-width:none}}.sd-intro-p{color:#33454e;margin:0 0 16px;font-size:15.5px;line-height:1.75}.sd-section{margin:36px 0}.sd-h2{color:var(--purple);margin:0 0 12px;font-size:22px;font-weight:800}.sd-h3{color:var(--purple);margin:0 0 6px;font-size:17px;font-weight:700}.sd-faq+.sd-faq{margin-top:18px}.sd-p{color:#33454e;margin:0 0 14px;font-size:15.5px;line-height:1.75}.sd-citation{color:var(--dark-gray);margin:8px 0 0;font-size:12.5px}.sd-citation--muted{opacity:.8}.sd-note{background:var(--light-bg);border-left:3px solid var(--bg-main);color:#33454e;border-radius:0 10px 10px 0;margin:14px 0;padding:14px 18px;font-size:14px;line-height:1.65}.sd-note strong{color:var(--purple);margin-bottom:6px;display:block}.sd-note--warn{border-left-color:var(--red,#dc2626);background:#fef2f2}.sd-note-list{flex-direction:column;gap:4px;margin:4px 0 0;padding-left:20px;display:flex}.sd-cta-inline{background:var(--light-bg);border:1px solid var(--surface);border-radius:12px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin:24px 0;padding:16px 20px;display:flex}.sd-cta-inline>span{color:var(--purple);font-size:14.5px;font-weight:700}.sd-cta-inline-btn{width:auto!important;padding:10px 20px!important}.sd-sources-list{flex-direction:column;gap:8px;margin:0;padding-left:20px;font-size:14px;display:flex}.sd-sources-list a{color:var(--light-green);text-decoration:underline}.sd-calc-card{border:1px solid var(--surface);background:var(--light-bg);color:var(--purple);border-radius:12px;justify-content:space-between;align-items:center;gap:16px;margin:8px 0 20px;padding:16px 20px;text-decoration:none;display:flex}.sd-calc-card:hover{border-color:var(--light-green)}.sd-calc-card>span:first-child{flex-direction:column;gap:2px;display:flex}.sd-calc-card small{color:var(--dark-gray);font-size:14px}.sd-calc-card>span:last-child{color:var(--light-green);font-size:20px}