.bk-eyebrow{font-family:var(--ao-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--ao-amber);margin:0 0 14px;font-size:12.5px;display:inline-block}.bk-sub{color:var(--ao-ink-2);max-width:38em;margin:14px 0 0}.bk-hero{grid-template-columns:minmax(0,7fr) minmax(0,5fr);align-items:start;gap:clamp(28px,5vw,72px);display:grid}@media (max-width:880px){.bk-hero{grid-template-columns:1fr}}.bk-h2{margin:0 0 10px}.bk-intro{color:var(--ao-ink-2);max-width:40em;margin:0 0 28px}.bk-labels{font-family:var(--ao-mono);color:var(--ao-muted);flex-wrap:wrap;align-items:center;gap:6px 4px;margin:0 0 22px;padding:0;font-size:12.5px;list-style:none;display:flex}.bk-labels li+li:before{content:"›";color:var(--ao-rule-strong);margin-right:4px}.bk-steps{counter-reset:bk;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin:0;padding:0;list-style:none;display:grid}.bk-steps li{border:1px solid var(--ao-rule);background:var(--ao-surface);counter-increment:bk;border-radius:12px;padding:18px}.bk-steps .lbl{font-family:var(--ao-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ao-amber);margin-bottom:8px;font-size:12px;display:block}.bk-steps .lbl:before{content:counter(bk)" · "}.bk-steps b{font-family:var(--ao-display);color:var(--ao-ink);margin-bottom:6px;font-size:17px;display:block}.bk-steps p{color:var(--ao-ink-2);margin:0;font-size:15px}.bk-reply{width:100%;max-width:420px;margin:0}.bk-mail{border:1px solid var(--ao-rule);background:var(--ao-surface);box-shadow:var(--ao-shadow);border-radius:14px;padding:18px 18px 16px;font-size:15px}.bk-mail .meta{color:var(--ao-muted);margin:0 0 2px;font-size:13px}.bk-mail .subj{color:var(--ao-ink);margin:0 0 12px;font-weight:600}.bk-mail p{color:var(--ao-ink-2);margin:0 0 12px}.bk-times{gap:8px;margin:0 0 12px;padding:0;list-style:none;display:grid}.bk-times li{border:1.5px solid var(--ao-amber-bright);color:var(--ao-ink);border-radius:10px;justify-content:space-between;gap:10px;padding:10px 12px;font-weight:600;display:flex}.bk-times li span{color:var(--ao-muted);font-size:13px;font-weight:400}.bk-mail .alt{color:var(--ao-ink-2);margin:0;font-size:14px}.bk-reply figcaption{color:var(--ao-muted);margin-top:10px;font-size:13px}.bk-cards{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:0;padding:0;list-style:none;display:grid}.bk-cards li{border:1px solid var(--ao-rule);background:var(--ao-surface);border-radius:12px;padding:18px}.bk-cards b{font-family:var(--ao-display);color:var(--ao-ink);flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:6px;font-size:18px;display:flex}.bk-cards p{color:var(--ao-ink-2);margin:0 0 8px;font-size:15px}.bk-cards a{font-size:15px}.bk-tag{font-family:var(--ao-mono);letter-spacing:.06em;text-transform:uppercase;background:var(--ao-evidence);color:var(--ao-ink);border-radius:5px;padding:3px 7px;font-size:11px}@media (max-width:820px){.bk-cards{grid-template-columns:1fr}}.bk-points{gap:14px;max-width:46em;margin:0;padding:0;list-style:none;display:grid}.bk-points li{color:var(--ao-ink-2);padding-left:18px;position:relative}.bk-points li:before{content:"";background:var(--ao-amber-bright);border-radius:2px;width:7px;height:7px;position:absolute;top:.62em;left:0}.bk-points strong{color:var(--ao-ink);font-weight:600}.bk-two{grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(28px,5vw,64px);display:grid}@media (max-width:880px){.bk-two{grid-template-columns:1fr}}.bk-callout{border:1px solid var(--ao-rule-strong);background:var(--ao-surface);border-radius:12px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px 16px;max-width:46em;padding:16px 18px;display:flex}.bk-callout p{color:var(--ao-ink-2);margin:0}.bk-calc{grid-template-columns:minmax(0,6fr) minmax(0,5fr);align-items:start;gap:clamp(24px,4vw,56px);display:grid}@media (max-width:880px){.bk-calc{grid-template-columns:1fr}}.bk-calc form{gap:18px;display:grid}.bk-calc label{color:var(--ao-ink);margin-bottom:6px;font-size:14.5px;font-weight:500;display:block}.bk-calc input[type=number],.bk-calc select{font:inherit;color:var(--ao-ink);background:var(--ao-surface);border:1px solid var(--ao-rule-strong);border-radius:5px;width:100%;max-width:16rem;padding:11px 12px;font-size:16px}.bk-calc input[type=range]{width:100%;max-width:22rem;accent-color:var(--ao-amber-bright)}.bk-calc .hint{color:var(--ao-muted);margin:4px 0 0;font-size:13px}.bk-result{border:1px solid var(--ao-rule);background:var(--ao-surface);box-shadow:var(--ao-shadow);border-radius:14px;padding:22px;position:sticky;top:90px}.bk-result h2{margin:0 0 14px;font-size:20px}.bk-result dl{gap:12px;margin:0;display:grid}.bk-result dt{color:var(--ao-muted);font-size:13.5px}.bk-result dd{font-family:var(--ao-display);color:var(--ao-ink);font-variant-numeric:tabular-nums;margin:2px 0 0;font-size:26px;font-weight:700}.bk-result .line{color:var(--ao-ink-2);margin:16px 0 0;font-size:15px}.bk-result .empty{color:var(--ao-muted);margin:0}.bk-band{border-top:1px solid var(--line,#7f7f7f33);border-bottom:1px solid var(--line,#7f7f7f33);padding:44px 0}.bk-band .bk-band-in{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:18px 40px;display:flex}.bk-band .bk-band-copy{max-width:44rem}.bk-band h2{margin:10px 0 8px;font-size:clamp(22px,3vw,30px);line-height:1.2}.bk-band p{opacity:.85;margin:0}