.b13-explainer{--guide-ink:#102636;--guide-muted:#526b75;--guide-accent:#0788b9;--guide-line:#d5e3e8;color:var(--guide-ink);background:#f5f9f9}
.b13-explainer *{box-sizing:border-box}
.b13-explainer-nav,.b13-explainer-section{padding-inline:max(5vw,calc((100vw - 1180px)/2))}
.b13-explainer-nav{display:flex;flex-wrap:wrap;align-items:center;gap:10px 24px;padding-block:18px;border-block:1px solid var(--guide-line);background:#fff;font-size:12px}
.b13-explainer-nav strong{margin-right:auto;text-transform:uppercase;letter-spacing:.09em}
.b13-explainer-nav a{color:var(--guide-ink);font-weight:700}
.b13-explainer-nav a:hover{text-decoration:underline}
.b13-explainer-section{padding-block:95px;scroll-margin-top:90px}
.b13-explainer-kicker{margin:0 0 22px;color:var(--guide-accent);font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}
.b13-explainer h2{max-width:870px;margin:0;font-size:clamp(36px,4.5vw,62px);font-weight:400;letter-spacing:-.045em;line-height:1.03}
.b13-explainer h3,.b13-explainer h4{line-height:1.15}
.b13-explainer-heading>p:last-child,.b13-explainer-section>header>p:last-child,.b13-explainer-outcome>div>p:not(.b13-explainer-kicker){max-width:790px;margin:28px 0 0;color:var(--guide-muted);font-size:18px;line-height:1.65}
.b13-explainer-intro{background:#fff}
.b13-explainer-change{display:grid;grid-template-columns:1fr auto 1fr;align-items:stretch;gap:18px;margin-top:48px}
.b13-explainer-change>div{min-height:145px;padding:25px;border-radius:15px;background:#eef4f5}
.b13-explainer-change>div:last-child{background:#e3f6ed}
.b13-explainer-change small{color:var(--guide-accent);font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.09em}
.b13-explainer-change p{margin:16px 0 0;font-size:20px;line-height:1.35}
.b13-explainer-change>span{align-self:center;color:var(--guide-accent);font-size:32px}
.b13-explainer-flow{background:#eaf3f5}
.b13-explainer-diagram{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin:48px 0 0;padding:0;list-style:none}
.b13-explainer-diagram li{position:relative;min-height:220px;padding:25px;border:1px solid var(--guide-line);border-radius:16px;background:#fff}
.b13-explainer-diagram li:not(:last-child)::after{position:absolute;z-index:2;top:37px;right:-17px;display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--guide-accent);color:#fff;content:'→';font-size:18px}
.b13-explainer-node{display:grid;place-items:center;width:42px;height:42px;border-radius:50%;background:#d8f3f4;color:#07566a;font-size:12px;font-weight:900}
.b13-explainer-diagram h3{margin:28px 0 10px;font-size:22px}
.b13-explainer-diagram p{margin:0;color:var(--guide-muted);font-size:14px;line-height:1.55}
.b13-explainer-note{max-width:870px;margin:28px 0 0;padding:16px 20px;border-left:3px solid var(--guide-accent);background:#fff;color:var(--guide-muted);font-size:14px;line-height:1.6}
.b13-explainer-setup{background:#fff}
.b13-explainer-pending{margin:34px 0 0;padding:20px 24px;border:1px solid #ddbd82;border-radius:10px;background:#fff8e8;color:#634915;font-size:15px;line-height:1.55}
.b13-explainer-setup-grid{display:grid;grid-template-columns:minmax(240px,.7fr) minmax(0,1.3fr);gap:54px;margin-top:52px}
.b13-explainer-setup-grid>aside{align-self:start;padding:28px;border-radius:16px;background:#eaf3f5}
.b13-explainer-setup-grid h3{margin:0 0 24px;font-size:23px}
.b13-explainer-setup-grid ul{margin:0;padding-left:20px}
.b13-explainer-setup-grid ul li{margin:0 0 16px;line-height:1.55}
.b13-explainer-steps{margin:0;padding:0;list-style:none}
.b13-explainer-steps li{display:grid;grid-template-columns:40px 1fr;gap:20px;padding:21px 0;border-top:1px solid var(--guide-line)}
.b13-explainer-steps li:last-child{border-bottom:1px solid var(--guide-line)}
.b13-explainer-steps li>span{color:var(--guide-accent);font-size:13px;font-weight:900}
.b13-explainer-steps h4{margin:0;font-size:20px}
.b13-explainer-steps p{margin:9px 0 0;color:var(--guide-muted);font-size:15px;line-height:1.6}
.b13-explainer-trouble{background:#f5f9f9}
.b13-explainer-answers{max-width:900px;margin-top:45px;border-top:1px solid var(--guide-line)}
.b13-explainer-answers details{border-bottom:1px solid var(--guide-line)}
.b13-explainer-answers summary{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:23px 0;cursor:pointer;font-size:19px;font-weight:700;list-style:none}
.b13-explainer-answers summary::-webkit-details-marker{display:none}
.b13-explainer-answers summary span{color:var(--guide-accent);font-size:24px}
.b13-explainer-answers details[open] summary span{transform:rotate(45deg)}
.b13-explainer-answers details p{max-width:760px;margin:0 0 25px;color:var(--guide-muted);font-size:16px;line-height:1.65}
.b13-explainer-outcome{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(240px,.7fr);gap:55px;align-items:center;background:#102636;color:#fff}
.b13-explainer-outcome .b13-explainer-kicker{color:#7ee9dc}
.b13-explainer-outcome>div>p:not(.b13-explainer-kicker){color:#bed2d8}
.b13-explainer-outcome a{display:inline-flex;align-items:center;justify-content:space-between;gap:40px;margin-top:30px;padding:15px 20px;border-radius:7px;background:#e7f7ee;color:#102636;font-size:14px;font-weight:800}
.b13-explainer-outcome ul{margin:0;padding:28px;list-style:none;border:1px solid #4c6b75;border-radius:16px}
.b13-explainer-outcome li{display:flex;gap:12px;padding:16px 0;border-bottom:1px solid #4c6b75;line-height:1.45}
.b13-explainer-outcome li:last-child{border:0}
.b13-explainer-outcome li span{color:#7ee9dc}
.b13-explainer a:focus-visible,.b13-explainer summary:focus-visible{outline:3px solid #fbbf74;outline-offset:4px}
@media(max-width:900px){.b13-explainer-diagram{grid-template-columns:repeat(2,minmax(0,1fr))}.b13-explainer-diagram li:nth-child(2)::after{display:none}.b13-explainer-setup-grid,.b13-explainer-outcome{grid-template-columns:1fr}}
@media(max-width:580px){.b13-explainer-nav,.b13-explainer-section{padding-inline:22px}.b13-explainer-nav{gap:10px 15px}.b13-explainer-nav strong{width:100%}.b13-explainer-section{padding-block:68px}.b13-explainer-heading>p:last-child,.b13-explainer-section>header>p:last-child,.b13-explainer-outcome>div>p:not(.b13-explainer-kicker){font-size:16px}.b13-explainer-change{grid-template-columns:1fr;gap:10px}.b13-explainer-change>div{min-height:0}.b13-explainer-change>span{justify-self:center;transform:rotate(90deg)}.b13-explainer-diagram{grid-template-columns:1fr}.b13-explainer-diagram li{min-height:0}.b13-explainer-diagram li:not(:last-child)::after{top:auto;right:calc(50% - 14px);bottom:-23px;transform:rotate(90deg)}.b13-explainer-diagram li:nth-child(2)::after{display:grid}.b13-explainer-setup-grid{gap:30px}.b13-explainer-outcome{gap:30px}}