.journey-header{padding-top:40px;padding-bottom:40px}.journey-header h1{margin:22px 0 25px;font-size:clamp(43px,5.4vw,76px)}.journey-introduction{justify-content:space-between;align-items:center;gap:35px;display:flex}.journey-introduction>p{color:var(--muted);max-width:570px;font-size:18px}.journey-introduction .text-link{flex-shrink:0;margin:0}.journey-overview{border-block:1px solid var(--line);font:14px var(--mono);justify-content:space-between;gap:18px;margin-top:38px;padding:28px 0;display:flex}.journey-overview>span{align-items:center;gap:12px;display:flex}.journey-overview i{color:var(--subtle);font-style:normal}.journey-layout{grid-template-columns:240px minmax(0,1fr);gap:65px;padding-top:15px;display:grid}.chapter-nav{align-self:start;position:sticky;top:105px}.chapter-nav-heading{justify-content:space-between;gap:10px;display:flex}.chapter-progress{background:var(--line);height:2px;margin-top:16px}.chapter-progress>span{background:var(--accent);width:20%;height:100%;transition:width .3s;display:block}.chapter-nav ol{margin:0;padding:13px 0 0;list-style:none}.chapter-nav a{color:var(--muted);border-left:2px solid #0000;gap:13px;padding:16px 10px;transition:background .2s,color .2s;display:flex}.chapter-nav a:hover{color:var(--text);background:var(--surface)}.chapter-nav a[aria-current=step]{border-color:var(--accent);background:var(--surface);color:var(--accent)}.chapter-nav-number{font:12px var(--mono);padding-top:3px}.chapter-nav strong{font-size:14px;font-weight:500;line-height:1.4;display:block}.chapter-nav small{font:11px var(--mono);color:var(--muted);margin-top:8px;display:block}.chapter-nav-note{color:var(--subtle);font:12px/1.9 var(--mono);padding:24px 0 0 25px}.journey-chapters{border-left:1px solid var(--line);min-width:0;padding-left:30px}.journey-chapter{padding:0 0 66px;scroll-margin-top:105px;position:relative}.journey-chapter+.journey-chapter{padding-top:20px}.chapter-marker{background:var(--bg);border:1px solid var(--line);width:31px;height:31px;font:11px var(--mono);color:var(--accent);border-radius:50%;place-items:center;display:grid;position:absolute;top:0;left:-46px}.journey-chapter+.journey-chapter .chapter-marker{top:20px}.chapter-date{font:12px var(--mono);color:var(--accent);justify-content:space-between;gap:12px;padding-top:5px;display:flex}.chapter-live{align-items:center;gap:8px;font-size:10px;display:flex}.chapter-context{color:var(--muted);margin:19px 0 12px;font-size:14px}.journey-chapter h2{font-size:clamp(30px,3.1vw,43px)}.chapter-story{color:var(--muted);margin-top:23px;font-size:17px;line-height:1.9}.chapter-diagram{background:var(--surface);border:1px solid var(--line);border-radius:5px;margin:28px 0;padding:29px 22px 15px;overflow:hidden}.chapter-flow{justify-content:space-between;align-items:center;gap:9px;display:flex}.chapter-flow>span{background:var(--bg);border:1px solid var(--line);font:12px var(--mono);text-align:center;border-radius:3px;flex-direction:column;flex:1;gap:8px;padding:14px 9px;display:flex;position:relative}.chapter-flow small{color:var(--subtle);font:10px var(--mono)}.chapter-flow>span:last-of-type{color:var(--accent);border-color:color-mix(in srgb, var(--accent) 45%, var(--line))}.chapter-flow i{color:var(--cyan);font-style:normal;animation:3s ease-in-out infinite journey-pulse}.chapter-flow i:nth-of-type(2){animation-delay:.5s}.chapter-flow i:nth-of-type(3){animation-delay:1s}.chapter-diagram figcaption{color:var(--subtle);font:11px/1.6 var(--mono);margin-top:17px}.chapter-work{grid-template-columns:1fr 1fr;gap:25px;display:grid}.chapter-work h3{letter-spacing:-.015em;margin-bottom:12px;font-size:17px}.chapter-work p{color:var(--muted);font-size:16px;line-height:1.8}.chapter-outcome{border-block:1px solid var(--line);align-items:center;gap:25px;margin-top:27px;padding:25px 0;display:flex}.chapter-outcome>strong{letter-spacing:-.05em;color:var(--accent);min-width:95px;font-size:48px;font-weight:450;line-height:1.1}.chapter-outcome h3{letter-spacing:-.02em;font-size:18px;line-height:1.4}.chapter-outcome p{color:var(--muted);margin-top:9px;font-size:14px;line-height:1.7}.chapter-shift{align-items:flex-start;gap:13px;margin-top:23px;font-size:16px;line-height:1.8;display:flex}.chapter-shift svg{color:var(--cyan);margin-top:4px}.chapter-details{border:1px solid var(--line);border-radius:4px;margin-top:23px;padding:0 18px}.chapter-details summary{cursor:pointer;color:var(--muted);padding:14px 0;font-size:14px}.chapter-details summary>span{float:right;font:18px var(--mono);color:var(--accent)}.chapter-details[open] summary>span{transform:rotate(45deg)}.chapter-details>p{color:var(--muted);padding-top:5px;font-size:16px;line-height:1.8}.chapter-details .text-link{margin:17px 0 22px}.chapter-next{font:12px var(--mono);color:var(--subtle);justify-content:space-between;margin-top:22px;padding:10px 0;display:flex}.chapter-next:hover{color:var(--accent)}.journey-ending{border-top:1px solid var(--line);padding-top:50px;padding-bottom:70px}.journey-ending h2{margin-top:20px;font-size:40px;line-height:1.25}.journey-ending>div{gap:14px;margin-top:28px;display:flex}@keyframes journey-pulse{0%,to{opacity:.35}50%{opacity:1}}@media (width<=1100px){.journey-layout{grid-template-columns:205px minmax(0,1fr);gap:35px}.journey-introduction{flex-direction:column;align-items:flex-start;gap:20px}.chapter-flow{gap:6px}.chapter-flow>span{padding:12px 5px;font-size:11px}.chapter-work{grid-template-columns:1fr}.chapter-live{font-size:9px}}@media (width<=760px){.journey-header{padding-top:28px;padding-bottom:20px}.journey-header h1{font-size:43px}.journey-introduction>p{font-size:16px}.journey-overview{gap:8px;margin-top:26px;padding:21px 0;font-size:11px}.journey-overview>span{gap:5px}.journey-overview .status-dot{display:none}.journey-layout{grid-template-columns:1fr;gap:35px}.chapter-nav{position:static}.chapter-nav ol{grid-template-columns:1fr 1fr;gap:5px;display:grid}.chapter-nav a{gap:9px;padding:12px 8px}.chapter-nav strong{font-size:13px}.chapter-nav small{font-size:10px}.chapter-nav-note{display:none}.journey-chapters{margin-left:13px;padding-left:24px}.chapter-marker{left:-40px}.chapter-story{font-size:16px}.chapter-date{flex-wrap:wrap;font-size:11px}.chapter-live{font-size:10px}.chapter-diagram{padding:19px 12px 13px}.chapter-flow{grid-template-columns:1fr 15px 1fr;display:grid}.chapter-flow>i:nth-of-type(2){display:none}.chapter-flow>span{font-size:12px}.chapter-work{gap:23px}.chapter-outcome{align-items:flex-start;gap:16px}.chapter-outcome>strong{min-width:77px;font-size:38px}.chapter-outcome h3{font-size:17px}.chapter-outcome p{font-size:14px}.chapter-shift{font-size:15px}.journey-chapter{padding-bottom:45px}.journey-ending{padding-top:35px;padding-bottom:45px}.journey-ending h2{font-size:30px}}@media (prefers-reduced-motion:reduce){.chapter-flow i{animation:none}.chapter-progress>span,.chapter-nav a{transition:none}}