.guide-page { background: var(--paper); }
.guide-hero { min-height: 760px; position: relative; overflow: hidden; isolation: isolate; padding: 140px clamp(24px,8vw,120px) 90px; background: linear-gradient(125deg,#49261c,#321913 58%,#21100d); color: var(--paper); }
.guide-hero::after { content: ''; position: absolute; inset: 0; z-index: -1; background: radial-gradient(circle at 14% 0%,rgba(207,144,32,.15),transparent 35%),linear-gradient(90deg,transparent 55%,rgba(18,8,6,.25)); }
.guide-back { min-height: 44px; display: inline-flex; align-items: center; position: relative; z-index: 4; border-bottom: 1px solid rgba(255,255,255,.7); font-size: 9px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; text-decoration: none; }
.guide-folio-mark { position: absolute; left: 24px; bottom: 50px; z-index: 4; margin: 0; writing-mode: vertical-rl; font-size: 7px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; }
.guide-folio-mark span { margin-top: 17px; opacity: .54; }
.guide-hero h1 { max-width: 900px; position: relative; z-index: 3; margin: 90px 0 36px; font: 400 clamp(82px,10.2vw,150px)/.77 var(--display); letter-spacing: -.058em; }
.guide-hero h1 i { margin-left: clamp(26px,9vw,135px); color: var(--ochre); font-weight: 400; }
.guide-deck { max-width: 490px; position: relative; z-index: 4; margin: 0 0 0 clamp(30px,12vw,175px); font-size: 14px; line-height: 1.75; }
.guide-flow { width: min(58vw,820px); position: absolute; right: -12vw; top: 12px; z-index: 1; opacity: .84; transform: rotate(-7deg); filter: drop-shadow(0 35px 60px rgba(0,0,0,.22)); }
.guide-flow path { fill: none; stroke-linecap: round; }
.f-ox { stroke: var(--ox); stroke-width: 112; }.f-indigo { stroke: var(--indigo); stroke-width: 88; }.f-ochre { stroke: var(--ochre); stroke-width: 69; }.f-green { stroke: var(--green); stroke-width: 50; }.f-paper { stroke: var(--cream); stroke-width: 29; }.f-vein { stroke: rgba(60,30,22,.54); stroke-width: 17; }

.guide-content { max-width: 1240px; margin: auto; padding: 120px clamp(24px,7vw,90px) 100px; display: grid; grid-template-columns: 250px minmax(0,760px); gap: clamp(65px,9vw,135px); align-items: start; }
.guide-rail { position: sticky; top: 38px; }
.guide-toc { padding-top: 17px; border-top: 1px solid var(--ink); }
.guide-toc > p { margin: 0 0 12px; font-size: 8px; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; }
.guide-toc a { min-height: 47px; display: flex; align-items: center; gap: 17px; border-bottom: 1px solid transparent; font: 400 19px var(--display); text-decoration: none; transition: padding .32s cubic-bezier(.2,.75,.2,1), color .32s, border-color .32s; }
.guide-toc a span { width: 22px; font: italic 9px var(--display); color: var(--ox); }
.guide-toc a:hover, .guide-toc a:focus-visible { padding-left: 5px; border-color: var(--line); color: var(--ox); }
.guide-formula { margin-top: 70px; padding: 22px; transform: rotate(-2deg); background: var(--green); color: var(--paper); box-shadow: 0 17px 35px rgba(23,76,58,.18); }
.guide-formula b { display: block; font: 400 39px var(--display); }
.guide-formula span { display: block; margin-top: 9px; font-size: 8px; line-height: 1.7; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.72); }
.guide-copy section { margin-bottom: 82px; padding-bottom: 82px; position: relative; border-bottom: 1px solid var(--line); scroll-margin-top: 35px; }
.guide-copy section::after { content: ''; width: 46px; height: 46px; position: absolute; right: -18px; bottom: -24px; border: 1px solid rgba(134,31,43,.23); border-radius: 57% 43% 62% 38%/41% 58% 42% 59%; background: radial-gradient(circle at 38% 35%,rgba(134,31,43,.12),transparent 58%); transform: rotate(calc(var(--mark-turn, 0) * 1deg)); }
.guide-copy section:nth-child(2) { --mark-turn: 31; }
.guide-copy section:nth-child(3) { --mark-turn: 68; }
.guide-copy section:last-child { margin-bottom: 0; border: 0; }
.guide-copy section:last-child::after { display: none; }
.guide-copy .section-index { color: var(--ox); }
.guide-copy h2 { margin: 19px 0 34px; font: 400 clamp(48px,5.2vw,72px)/.9 var(--display); letter-spacing: -.048em; }
.guide-copy h3 { margin: 36px 0 11px; font: 400 28px var(--display); }
.guide-copy p, .guide-copy li { font-size: 13px; line-height: 1.9; }
.guide-copy code { padding: .15em .42em; background: #e4d7ba; color: var(--walnut); font-family: 'Manrope', sans-serif; font-size: .88em; font-weight: 700; }
.concept-note { margin: 42px 0 5px clamp(0px,8vw,105px); padding: 30px 32px; transform: rotate(.8deg); background: var(--walnut); color: var(--paper); }
.concept-note span { display: block; margin-bottom: 17px; font-size: 7px; font-weight: 700; letter-spacing: .17em; text-transform: uppercase; opacity: .6; }
.concept-note b { font: italic 33px/1.08 var(--display); }
.technique-map { margin: 42px 0 52px; display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; align-items: center; gap: 9px; padding: 18px; border: 1px solid var(--line); background: #ece1ca; }
.technique-map span { min-height: 54px; display: grid; place-items: center; background: var(--paper); text-align: center; font-size: 7px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.technique-map i { color: var(--ox); font-style: normal; }
.token-strip { height: 104px; margin: 38px 0; display: grid; grid-template-columns: repeat(5,1fr); box-shadow: 0 16px 35px rgba(62,43,30,.12); }
.token-strip span { padding: 10px; color: #fff; font-size: 7px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.token-strip span:nth-child(1) { color: var(--ink); background: var(--cream); }.token-strip span:nth-child(2) { background: var(--ox); }.token-strip span:nth-child(3) { background: var(--indigo); }.token-strip span:nth-child(4) { color: var(--ink); background: var(--ochre); }.token-strip span:nth-child(5) { background: var(--green); }
.type-specimen { margin: 30px 0; padding: 28px 0; border-top: 1px solid; border-bottom: 1px solid; }
.type-specimen b { font: 400 clamp(40px,4.2vw,58px)/1 var(--display); }
.type-specimen span { display: block; margin-top: 14px; font-size: 9px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
.guide-copy blockquote { margin: 39px 0; padding: 31px 35px; border: 0; border-left: 6px solid var(--ochre); background: var(--indigo); color: var(--paper); font: italic 21px/1.55 var(--display); }

@media (max-width: 900px) {
  .guide-hero { min-height: 680px; padding-top: 120px; }
  .guide-hero h1 { margin-top: 86px; font-size: clamp(74px,12vw,104px); }
  .guide-flow { width: 82vw; right: -29vw; top: 0; opacity: .72; }
  .guide-content { grid-template-columns: 190px minmax(0,1fr); gap: 70px; padding-top: 95px; }
  .guide-formula { padding: 16px; }
}

@media (max-width: 650px) {
  .guide-hero { min-height: 700px; padding: 88px 24px 72px; }
  .guide-back { font-size: 8px; }
  .guide-hero h1 { max-width: 350px; margin-top: 76px; font-size: 70px; line-height: .8; }
  .guide-hero h1 i { margin-left: 18px; }
  .guide-deck { max-width: 290px; margin: 38px 0 0 25px; font-size: 13px; }
  .guide-flow { width: 116vw; right: -72vw; top: 185px; opacity: .55; }
  .guide-folio-mark { display: none; }
  .guide-content { display: block; padding: 76px 24px 70px; }
  .guide-rail { position: static; margin-bottom: 80px; }
  .guide-toc a { min-height: 48px; font-size: 21px; }
  .guide-formula { width: 210px; margin: 45px 0 0 auto; }
  .guide-copy section { margin-bottom: 62px; padding-bottom: 62px; }
  .guide-copy section::after { right: 0; }
  .guide-copy h2 { font-size: 48px; }
  .guide-copy p { font-size: 13px; line-height: 1.86; }
  .concept-note { margin-left: 0; padding: 25px; }
  .technique-map { grid-template-columns: 1fr; }
  .technique-map i { transform: rotate(90deg); text-align: center; }
  .token-strip { height: 235px; grid-template-columns: 1fr; }
  .token-strip span { padding: 7px 10px; }
  .type-specimen b { font-size: 41px; }
  .guide-copy blockquote { padding: 25px 24px; font-size: 19px; }
}

@media (prefers-reduced-motion: reduce) {
  .guide-flow { transform: rotate(-7deg); }
}