/* 01. Design tokens */
:root{--shale:#292B2D;--slate:#526F7A;--lichen:#899765;--sienna:#A95E45;--ochre:#C69C4B;--lime:#F1EBDD;--mist:#DEE7E7;--stone:#E7DED2;--ink:#353638;--muted:#747676;--white:#fff;--font-editorial:Georgia,Cambria,"Times New Roman",Times,serif;--font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;--font-mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono",monospace;--container:1200px;--radius:10px;--line:1px solid rgba(41,43,45,.18);--shadow:0 10px 28px rgba(41,43,45,.08);--transition:180ms ease;--space:clamp(1rem,2vw,2rem)}
/* 02. Reset */
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth}body,h1,h2,h3,p,ul,ol{margin:0}ul,ol{padding:0}img{max-width:100%;display:block}button,input{font:inherit}button{cursor:pointer}
/* 03. Base */
body{background:var(--lime);color:var(--ink);font:16px/1.6 var(--font-sans);overflow-x:hidden}a{color:inherit;text-decoration:none}.container{width:min(calc(100% - 3rem),var(--container));margin:auto}.section{padding:clamp(4.8rem,9vw,8rem) 0}.eyebrow,.micro,.id,.visual-foot,.terrain>span,.crossing>span,.method-line span,.principles span{font:600 .7rem/1.2 var(--font-mono);letter-spacing:.12em;text-transform:uppercase}.eyebrow{color:var(--sienna);margin-bottom:1.1rem}.section-intro{max-width:680px;margin-top:1rem;color:var(--muted);font-size:1.08rem}.button{display:inline-block;background:var(--shale);color:var(--white);padding:.9rem 1.25rem;border:1px solid var(--shale);transition:var(--transition)}.button:hover{background:var(--sienna);border-color:var(--sienna)}.text-link{border-bottom:1px solid var(--sienna);padding:.6rem 0;font-weight:600}.text-link span{color:var(--sienna)}.actions{display:flex;gap:1.4rem;align-items:center;flex-wrap:wrap}
/* 04. Accessibility */
.skip-link{position:fixed;z-index:20;left:1rem;top:-4rem;background:var(--white);padding:.8rem;color:var(--shale)}.skip-link:focus{top:1rem}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}:focus-visible{outline:3px solid var(--ochre);outline-offset:3px}
/* 05. Typography */
h1,h2,h3{font-family:var(--font-editorial);line-height:1.1;color:var(--shale)}h1{font-size:clamp(2.8rem,5.4vw,5rem);letter-spacing:-.045em}h1 em{font-style:normal;color:var(--sienna);display:inline}h2{font-size:clamp(2.1rem,4vw,3.6rem);letter-spacing:-.035em;max-width:800px}h3{font-size:1.45rem}.lead{font-size:clamp(1.08rem,1.5vw,1.3rem);max-width:660px;color:#55585a}
/* 06. Global layout */
.hero{padding:clamp(6rem,11vw,10rem) 0 5rem;background:linear-gradient(110deg,var(--lime) 60%,var(--mist) 60%)}.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(3rem,7vw,8rem);align-items:center}.hero-copy{display:grid;gap:1.45rem}.micro{color:var(--muted)}
/* 07. Header */
.site-header{position:sticky;top:0;z-index:10;background:rgba(241,235,221,.96);border-bottom:var(--line);backdrop-filter:blur(8px)}.header-inner{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:1rem}.brand{width:245px}.brand img{width:100%}nav{display:flex;align-items:center;gap:1.15rem;font-size:.86rem;font-weight:600}nav a:not(.nav-cta):hover{color:var(--sienna)}.nav-cta{padding:.58rem .8rem;background:var(--shale);color:var(--white)}.menu-toggle{display:none;border:0;background:transparent;width:40px;padding:8px}.menu-toggle span{display:block;background:var(--shale);height:2px;margin:5px 0}
/* 08. Hero */
/* 09. Abstract transect */
.transect-visual{position:relative;padding:1.25rem;background:var(--white);box-shadow:var(--shadow);border:var(--line);min-height:510px;overflow:hidden}.visual-head{display:flex;justify-content:space-between;align-items:center;font:.72rem var(--font-mono);letter-spacing:.12em}.visual-head img{width:38px}.layer{position:relative;z-index:2;margin-top:1.25rem;padding:1rem 1.5rem 1rem 1.15rem;clip-path:polygon(0 0,100% 8%,95% 100%,4% 92%);transform:skewY(-2deg)}.layer>*{display:block;transform:skewY(2deg)}.layer small{font:.63rem var(--font-mono);letter-spacing:.1em}.layer strong{font-family:var(--font-editorial);font-size:1.1rem}.layer p{font-size:.77rem;line-height:1.35;max-width:250px}.layer i{position:absolute;right:1rem;top:1rem;font:normal .58rem var(--font-mono)}.social{background:var(--mist)}.political{background:#d4e0e2;margin-left:1.1rem}.material{background:var(--stone);margin-left:.3rem}.passage-line{position:absolute;z-index:3;width:4px;height:380px;background:var(--sienna);left:52%;top:70px;transform:rotate(23deg)}.passage-line b{position:absolute;top:48%;left:9px;color:var(--sienna);font:.65rem var(--font-mono);letter-spacing:.1em}.passage-line:after{content:"";width:12px;height:12px;position:absolute;top:48%;left:-4px;border-radius:50%;background:var(--ochre)}.visual-foot{position:absolute;bottom:1rem;left:1.25rem;color:var(--muted)}
/* 10. Conceptual ridge */
.ridge{background:var(--shale);color:var(--white);padding:4.5rem 0}.ridge h2{color:var(--white)}.ridge .eyebrow{color:var(--ochre)}.ridge-points{display:grid;grid-template-columns:repeat(4,1fr);margin-top:3.5rem;border-top:1px solid #ffffff42}.ridge-points p{padding:1.2rem 1.4rem 0;border-right:1px solid #ffffff42;font-family:var(--font-editorial);font-size:1.2rem}.ridge-points p:first-child{padding-left:0}.ridge-points p:last-child{border:0}
/* 11. Terrains */
.terrain-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#d0cabf;border:var(--line);margin-top:3rem}.terrain{background:var(--white);padding:1.5rem;min-height:360px;display:flex;flex-direction:column;gap:1rem}.terrain:nth-child(2){background:var(--mist)}.terrain:nth-child(4){background:var(--stone)}.terrain>span{color:var(--sienna)}.terrain p{font-size:.91rem}.terrain ul{margin-top:auto;list-style:none;font:.68rem/1.9 var(--font-mono);color:var(--slate)}
/* 12. Crossings */
.crossings{background:var(--mist)}.crossing-list{margin-top:3rem;border-top:var(--line)}.crossing{display:grid;grid-template-columns:120px 1fr 1.25fr .8fr;gap:1.5rem;align-items:center;padding:1.6rem 0;border-bottom:var(--line)}.crossing>span{color:var(--sienna)}.crossing div{display:flex;align-items:center;gap:.65rem;font:600 .72rem var(--font-mono);letter-spacing:.06em}.crossing div b{color:var(--sienna);font-size:1.5rem}.crossing h3{font-size:1.25rem}.crossing p{font:.7rem/1.7 var(--font-mono);color:var(--slate)}
/* 13. Transect method */
.method-line{list-style:none;display:grid;grid-template-columns:repeat(5,1fr);gap:1.3rem;margin:4rem 0;position:relative}.method-line:before{content:"";position:absolute;top:16px;width:100%;height:1px;background:var(--slate)}.method-line li{position:relative;padding-top:3rem}.method-line span{position:absolute;top:0;z-index:1;background:var(--lime);border:1px solid var(--slate);border-radius:50%;width:33px;height:33px;display:grid;place-items:center;color:var(--sienna)}.method-line h3{font-size:1.25rem;text-transform:uppercase}.method-line p{font-size:.87rem}.checklist{background:var(--shale);color:var(--white);padding:clamp(1.5rem,4vw,3rem);max-width:850px;margin-left:auto}.checklist .eyebrow{color:var(--ochre)}.checklist ul{padding-left:1.1rem;columns:2;gap:3rem}.checklist li{padding:.3rem}
/* 14. References */
.references{background:var(--white)}.contact-note{margin:2rem 0;background:var(--mist);padding:1rem 1.3rem;border-left:4px solid var(--slate);max-width:850px}.profile-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.profile{border:var(--line);padding:1.35rem;display:flex;flex-direction:column;gap:.65rem;min-width:0}.profile.contact{border-top:4px solid var(--sienna)}.avatar{height:46px;width:46px;display:grid;place-items:center;border-radius:50%;background:var(--shale);color:var(--white);font:1rem var(--font-mono)}.profile small{font:.65rem var(--font-mono);letter-spacing:.05em;color:var(--sienna)}.profile h3{font-size:1.5rem}.profile p{font-size:.84rem;line-height:1.45}.profile .institution{color:var(--slate)}.themes,.id{font-size:.66rem!important;color:var(--muted)}.profile a{font-size:.8rem;color:var(--slate);overflow-wrap:anywhere;text-decoration:underline}.copy-email{border:1px solid var(--slate);background:transparent;color:var(--slate);padding:.45rem .7rem;align-self:start;font-size:.75rem}.copy-email:hover{background:var(--slate);color:var(--white)}
/* 15. Independence note */
.independence{padding:5rem 0;background:var(--stone)}.independence p:not(.eyebrow){max-width:760px;margin-top:1rem}
/* 16. Fieldbook */
.fieldbook{background:var(--lime)}.notes-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin-top:2rem}.note{padding:1.25rem;border:var(--line);background:var(--white);border-radius:var(--radius)}.note>p{font:.68rem var(--font-mono);color:var(--sienna);letter-spacing:.08em;text-transform:uppercase;margin-bottom:.7rem}.note summary{font:1.3rem/1.2 var(--font-editorial);cursor:pointer;color:var(--shale)}.note details>span{display:block;margin-top:.8rem;color:var(--muted);font-size:.9rem}.note details>div{margin-top:.8rem;padding-top:.8rem;border-top:var(--line);font-size:.88rem}.note[hidden]{display:none}
/* 17. Search */
.search-wrap{margin-top:2.3rem;max-width:720px}.search-wrap label{font-weight:700;display:block;margin-bottom:.5rem}.search-wrap>div{display:flex;gap:.5rem}.search-wrap input{width:100%;padding:.82rem;border:1px solid var(--muted);background:var(--white);border-radius:0}.search-wrap button{border:0;background:var(--sienna);color:var(--white);padding:.6rem .8rem;white-space:nowrap}.search-wrap>p{font:.75rem var(--font-mono);color:var(--muted);margin-top:.7rem}#no-results{padding:1rem;background:var(--mist);max-width:720px}
/* 18. About */
.about{background:var(--mist)}.about>.container>p:not(.eyebrow){max-width:750px;margin-top:1rem}.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;margin-top:3rem}.principles article{border-top:3px solid var(--sienna);padding-top:1rem}.principles span{color:var(--sienna)}.principles h3{margin:.5rem 0;font-size:1.35rem}
/* 19. Final CTA */
.final-cta{background:var(--lichen);padding:clamp(4.5rem,9vw,7rem) 0}.final-cta h2{max-width:720px}.final-cta>div>p:not(.eyebrow){max-width:630px;margin:1rem 0 1.7rem}.final-cta .button{background:var(--shale)}
/* 20. Footer */
footer{background:var(--shale);color:var(--white);padding:3.5rem 0}footer h2{color:var(--white);font-size:1.8rem;margin-top:.8rem}footer img{width:44px}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr 1fr;gap:3rem}.footer-grid nav{display:grid;grid-template-columns:repeat(2,1fr);align-content:start;gap:.6rem}.footer-grid nav a:hover,.back-top:hover{color:var(--ochre)}footer small,footer p{color:#d7d7d7;font-size:.85rem}.back-top{display:inline-block;border-bottom:1px solid var(--ochre);margin-bottom:1.4rem}
/* 21. Reveal states */
.js-enabled .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}.js-enabled .reveal.is-visible{opacity:1;transform:none}
/* 22. Responsive */
@media(max-width:900px){.hero-grid{grid-template-columns:1fr}.hero{background:var(--lime)}.transect-visual{max-width:600px}.terrain-grid{grid-template-columns:repeat(2,1fr)}.crossing{grid-template-columns:100px 1fr 1.5fr}.crossing p{grid-column:2/-1}.profile-grid{grid-template-columns:repeat(2,1fr)}.method-line{grid-template-columns:1fr;gap:1rem;margin-left:1rem}.method-line:before{left:0;top:0;height:100%;width:1px}.method-line li{padding:0 0 0 3rem}.method-line span{left:-17px}.checklist ul{columns:1}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:680px){.container{width:min(calc(100% - 2rem),var(--container))}.menu-toggle{display:block}.site-header nav{position:absolute;display:none;top:76px;left:0;right:0;background:var(--lime);border-bottom:var(--line);padding:1rem;align-items:stretch;flex-direction:column}.site-header nav.open{display:flex}.nav-cta{text-align:center}.brand{width:210px}.hero{padding-top:4.5rem}.transect-visual{min-height:470px}.ridge-points,.terrain-grid,.profile-grid,.notes-grid,.principles,.footer-grid{grid-template-columns:1fr}.ridge-points p{padding:1rem 0;border:0;border-bottom:1px solid #ffffff42}.crossing{grid-template-columns:1fr;gap:.7rem}.crossing p{grid-column:auto}.crossing div{justify-content:flex-start}.checklist{margin-left:0}.footer-grid nav{grid-template-columns:1fr 1fr}.section{padding:4.4rem 0}.layer{padding:.8rem 1.2rem}.layer p{font-size:.7rem}.passage-line{left:56%}}
/* 23. Reduced motion */
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.js-enabled .reveal{opacity:1;transform:none;transition:none}*,*::before,*::after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}