/* Hayden Austin — typography and layout, shared across the portfolio. */
:root {
  --paper:#f6f4ed; --ink:#1b3028; --muted:#526158; --green:#234f3e;
  --dark:#153b2f; --soft:#e9eddf; --line:#cdd4c7; --accent:#a9c792;
  --shell:min(1120px,calc(100% - 64px));
  font-family:ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-synthesis:none; color:var(--ink); background:var(--paper);
  scroll-behavior:smooth; scroll-padding-top:100px;
}
*{box-sizing:border-box}
body{margin:0;font-size:1rem;line-height:1.65}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
a,button,summary{-webkit-tap-highlight-color:transparent}
img{display:block;max-width:100%;height:auto}
h1,h2,h3,h4,p,figure{margin:0 0 20px}
h1,h2,h3,h4{font-family:Georgia,"Times New Roman",serif;font-weight:400;letter-spacing:-.035em;line-height:1.12;text-wrap:balance}
h1{font-size:clamp(3.2rem,6vw,5.6rem);letter-spacing:-.05em;margin-bottom:26px}
h2{font-size:clamp(2.35rem,3.8vw,3.35rem)}
h3{font-size:2rem}
::selection{background:var(--accent);color:var(--ink)}
:focus-visible{outline:3px solid #a85b29;outline-offset:5px}
[hidden]{display:none!important}
.shell{width:var(--shell);margin-inline:auto}
.section{padding-block:64px}
.eyebrow{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--green);margin-bottom:20px}
.skip{position:fixed;top:-100px;left:20px;padding:10px 20px;background:white;z-index:100}
.skip:focus{top:10px}
/* A solid header keeps underlying text from bleeding through while scrolling. */
.header{position:relative;top:0;z-index:20;background:var(--paper);border-bottom:1px solid var(--line)}
.enhanced-nav .header{position:sticky}
.header-inner{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.wordmark{display:flex;align-items:center;gap:10px;font-size:.9375rem;font-weight:650;white-space:nowrap}
.monogram{width:32px;height:32px;display:grid;place-items:center;background:var(--green);color:var(--paper);font:1.1rem Georgia,serif;border-radius:50%}
nav{display:flex;align-items:center;gap:26px;font-size:.875rem}
nav a{padding-block:12px}
nav a:hover,.small-links a:hover,.text-link:hover{text-decoration:underline;text-underline-offset:5px}
nav a[aria-current=location]{text-decoration:underline;text-underline-offset:7px;text-decoration-thickness:2px}
.nav-contact{padding:9px 18px;border:1px solid var(--green);border-radius:100px}
.menu-toggle{background:none;border:1px solid var(--line);min-height:44px;padding:8px 14px;border-radius:30px}
/* First impression */
.hero{padding-block:62px 58px;display:grid;grid-template-columns:1.3fr 1fr;gap:64px;align-items:center}
.name-dot{color:#a36b43}
.intro{max-width:580px;color:var(--muted);font-size:1.125rem;line-height:1.75}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.button{display:inline-flex;gap:16px;align-items:center;justify-content:center;border:1px solid var(--green);border-radius:100px;min-height:48px;padding:11px 20px;font-size:.875rem;font-weight:650}
.button:hover{background:var(--soft)}
.button.primary{background:var(--green);color:var(--paper)}
.button.primary:hover{background:var(--dark)}
.focus-panel{background:var(--dark);color:var(--paper);padding:28px;border-radius:4px 4px 52px 4px;position:relative;overflow:hidden;margin:0}
.focus-panel>*:not(svg){position:relative}
.focus-panel .eyebrow{color:#c5d7bb;margin-bottom:16px}
.focus-panel>a{display:flex;gap:14px;align-items:baseline;padding:19px 0;border-top:1px solid #527160}
.focus-panel>a:last-child{padding-bottom:10px}
.focus-panel>a:hover strong{text-decoration:underline;text-underline-offset:5px}
.focus-panel strong{display:block;font:1.22rem/1.3 Georgia,serif}
.focus-panel small{display:block;color:#d0dbca;font-size:.875rem;line-height:1.55;margin-top:8px}
.focus-panel .index{font-size:.75rem;color:#bed3b0}
.focus-panel>a>span:last-child{margin-left:auto}
.botanical-mark{position:absolute;right:-10px;top:-15px;width:140px;height:190px;fill:none;stroke:#a9c792;stroke-width:1;opacity:.18;pointer-events:none}
/* Projects: actual interface evidence and readable, concrete accounts of the work. */
.section-heading{max-width:720px;margin-bottom:32px}
.section-heading>p:last-child{color:var(--muted);max-width:670px}
.project-list{border-top:1px solid var(--line)}
.project{padding-block:36px 44px;border-bottom:1px solid var(--line)}
.project-heading{display:grid;grid-template-columns:1fr auto;column-gap:36px;align-items:end;margin-bottom:26px}
.project-heading .eyebrow{grid-column:1/-1;margin-bottom:12px}
.project-heading :is(h3,h4){font-size:clamp(1.9rem,2.7vw,2.35rem);max-width:700px;margin:0}
.project-role{max-width:280px;font-size:.875rem;color:var(--muted);margin:0;text-align:right}
.project-content{display:grid;grid-template-columns:1.02fr 1fr;gap:40px;align-items:start}
.project-visual{padding:14px;background:#e6ebe0;border:1px solid var(--line);border-radius:5px 5px 30px 5px;margin:0}
.project-visual a{display:block;border-radius:3px;overflow:hidden;background:white}
.project-visual img{width:100%}
.project-visual figcaption,.research-visual figcaption{font-size:.8125rem;color:var(--muted);padding:13px 3px 1px;margin:0}
:is(.project-detail,.project-overview) .lead{font-size:1.15rem;line-height:1.5;color:var(--ink);margin-bottom:16px}
.contribution{color:var(--muted);font-size:1rem}
.project-decisions{margin:24px 0}
.project-decisions>div{border-top:1px solid var(--line);padding:12px 0;display:grid;grid-template-columns:126px 1fr;gap:16px}
.project-decisions dt{font-size:.875rem;font-weight:650}
.project-decisions dd{margin:0;font-size:.9375rem;color:var(--muted);line-height:1.6}
.text-link{display:inline-block;font-size:.9375rem;font-weight:650;border-bottom:1px solid currentColor;padding-block:7px}
summary{cursor:pointer;color:var(--ink);font-weight:600;min-height:44px}
.implementation{font-size:.9375rem;color:var(--muted);border-top:1px solid var(--line);margin-top:22px}
.implementation summary{padding-block:12px}
.implementation p{margin:8px 0 16px}
.evidence-links{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:16px}
.evidence-links a{font-size:.875rem;text-decoration:underline;text-underline-offset:4px;padding-block:8px}
.research-visual{margin:0;padding:28px;background:#e8edf0;border:1px solid #c4cfd2;border-radius:5px 5px 30px 5px}
.research-visual .eyebrow{color:#3e5267}
.research-visual figcaption{margin-top:12px}
.more-work{margin-top:20px}
.more-work>summary{padding:16px 0;font-size:1rem}
.more-work>summary span{margin-left:18px;font-weight:400;font-size:.875rem;color:var(--muted)}
.mini-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;padding-top:20px}
.mini-grid article{padding:24px;background:var(--soft);border-radius:4px}
.mini-grid h3{font-size:1.65rem}
.mini-grid p{color:var(--muted);font-size:1rem}
.mini-grid .eyebrow{font-size:.75rem;color:var(--green)}
.small-links{display:grid;gap:4px;font-size:.875rem;text-decoration:underline;text-underline-offset:4px}
.small-links a{padding-block:8px}
/* Give applied ML and architecture research a shared entrance, then distinct accounts. */
.ml-work{padding-top:36px}
.work-group-heading{max-width:720px;margin-bottom:20px}
.work-group-heading .eyebrow{margin-bottom:12px}
.work-group-heading h3{font-size:clamp(1.8rem,2.8vw,2.3rem);margin-bottom:16px}
.work-group-heading>p:last-child{color:var(--muted)}
.applied-project{border-top:1px solid var(--line)}
.contribution>strong{color:var(--ink);font-weight:650}
.applied-outcomes{background:var(--soft);padding:26px;border:1px solid var(--line);border-radius:5px 5px 30px 5px}
.applied-outcomes .eyebrow{margin-bottom:12px}
.applied-outcomes .project-decisions{margin:0}
.applied-outcomes .project-decisions>div{grid-template-columns:1fr;gap:5px;padding-block:14px}

.research-questions ol{list-style:none;counter-reset:question;margin:0;padding:0}
.research-questions li{counter-increment:question;position:relative;padding:20px 0 20px 36px;border-top:1px solid #c4cfd2}
.research-questions li::before{content:'0' counter(question);position:absolute;top:23px;left:0;font-size:.75rem;color:#596e7e}
.research-questions li strong{display:block;font-size:1rem;font-weight:650;line-height:1.5}
.research-questions li p{color:var(--muted);font-size:.9375rem;line-height:1.6;margin:8px 0 0}
@media(max-width:520px){.ml-work{padding-top:28px}.applied-outcomes{padding:20px}.research-questions li{padding-left:28px}}
/* Background */
.experience-section{background:var(--soft)}
.experience-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:72px}
.about-person{display:flex;align-items:flex-start;gap:22px;margin-top:30px}
.about-person img{width:88px;height:110px;object-fit:cover;border-radius:48px 48px 4px 4px;flex-shrink:0}
.about-person p{max-width:340px;color:var(--muted)}
.timeline article{border-top:1px solid #bbc8b3;padding-block:22px}
.timeline article:last-child{padding-bottom:0}
.timeline h3{font-family:inherit;font-size:1.125rem;font-weight:650;letter-spacing:0;line-height:1.4;margin-bottom:10px}
.timeline p:not(.date){color:var(--muted);margin-bottom:0}
.timeline .text-link{font-size:.875rem;margin-top:8px}
.date{font-size:.8125rem;letter-spacing:.04em;margin-bottom:10px;color:var(--green)}
.technical-intro{max-width:700px;color:var(--muted);margin-bottom:24px}
/* CVs: direct access without four large repeated cards. */
.downloads{background:var(--dark);color:var(--paper)}
.downloads .eyebrow{color:#c4d6b7}
.downloads .section-heading>p:last-child{color:#d0dbca}
.cv-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:32px;align-items:start}
.cv-card.general{background:#e7edda;color:var(--ink);padding:32px;border-radius:4px 4px 36px 4px;min-height:290px;display:flex;flex-direction:column}
.cv-card.general .eyebrow{color:var(--green);margin-bottom:16px}
.cv-card.general h3{font-size:2rem;max-width:360px}
.cv-card.general>p:not(.eyebrow){color:var(--muted);margin-bottom:24px}
.cv-links{display:flex;gap:18px;flex-wrap:wrap;font-size:.875rem;align-items:center}
.cv-links a{display:inline-block;padding-block:10px;text-decoration:underline;text-underline-offset:6px}
.cv-links a:hover{text-decoration-thickness:2px}
.cv-card.general .cv-links{margin-top:auto}
.cv-options{border-top:1px solid #557461}
.cv-option{padding-block:18px;border-bottom:1px solid #557461;display:grid;grid-template-columns:1fr auto;gap:10px 22px;align-items:start}
.cv-option h3{font-size:1.45rem;line-height:1.25;margin-bottom:6px}
.cv-option p{font-size:.875rem;color:#d0dbca;margin:0;max-width:340px}
.cv-option .cv-links{display:grid;gap:0;font-size:.875rem;justify-items:start}
.cv-option .cv-links a{padding-block:5px}
.contact{display:grid;grid-template-columns:1.2fr 1fr;gap:60px;align-items:center}
.contact p:not(.eyebrow){color:var(--muted);max-width:480px}
.contact-links{display:grid;gap:18px;justify-content:end}
.contact-links a{font:clamp(1.4rem,2.3vw,2rem)/1.4 Georgia,serif;border-bottom:1px solid var(--line);padding-block:10px}
.contact-links a:last-child{font-size:1.125rem}
.footer{border-top:1px solid var(--line);padding-block:22px;display:flex;gap:16px;justify-content:space-between;font-size:.8125rem;color:var(--muted)}
.footer p{margin:0}
@media(min-width:861px){.menu-toggle{display:none!important}}
@media(max-width:1000px){.hero{gap:32px}.focus-panel{padding:24px}.project-content{gap:28px}.experience-grid{gap:40px}.project-heading{grid-template-columns:1fr}.project-role{text-align:left;max-width:none;margin-top:12px}.project-decisions>div{grid-template-columns:1fr;gap:4px}.cv-grid{gap:24px}.cv-option{grid-template-columns:1fr}.cv-option .cv-links{display:flex;gap:22px}}
@media(max-width:860px){
  :root{--shell:calc(100% - 40px);scroll-padding-top:90px}
  .header-inner{min-height:72px;flex-wrap:wrap;gap:0;padding-block:14px}
  .header nav{width:100%;flex-wrap:wrap;gap:8px 22px;padding-top:14px}
  .enhanced-nav .menu-toggle{display:block;margin-left:auto}
  .enhanced-nav nav{display:none}.enhanced-nav nav.open{display:flex}
  .hero{grid-template-columns:1fr;padding-block:44px 40px;gap:30px}
  .hero-copy{max-width:660px}.focus-panel>a{padding-block:16px}
  .section{padding-block:48px}.section-heading{margin-bottom:26px}
  .project-content,.experience-grid{grid-template-columns:1fr;gap:28px}
  .project{padding-block:28px 34px}.project-heading{margin-bottom:22px}
  .project-visual{max-width:680px}.project-detail{max-width:720px}
  .project-decisions>div{grid-template-columns:140px 1fr;gap:14px}
  .research-visual{max-width:680px}
  .mini-grid{grid-template-columns:1fr;gap:18px}
  .mini-grid article{padding:22px}
  .more-work>summary span{display:block;margin:6px 0 0}
  .experience-grid{gap:30px}.about-person{max-width:550px}
  .cv-grid{grid-template-columns:1fr;gap:24px}
  .cv-card.general{min-height:0;padding:28px}
  .cv-option{grid-template-columns:1fr auto}
  .cv-option .cv-links{display:grid;gap:0}
  .contact{grid-template-columns:1fr;gap:20px}.contact-links{justify-content:start}
}
@media(max-width:520px){
  :root{--shell:calc(100% - 36px)}
  h1{font-size:clamp(2.65rem,11.2vw,3.6rem)}h2{font-size:2.4rem}
  .hero{padding-top:36px}.intro{font-size:1.0625rem;line-height:1.7}
  .eyebrow{letter-spacing:.09em}.focus-panel{padding:22px}.focus-panel strong{font-size:1.16rem}
  .actions{gap:10px}.button{padding-inline:17px;gap:10px}
  .section{padding-block:42px}
  .project-heading :is(h3,h4){font-size:1.9rem}.project-role{font-size:.875rem}
  .project-visual{padding:8px;border-bottom-right-radius:22px}
  .project-visual figcaption{font-size:.75rem;padding:10px 3px 4px}
  .project-decisions>div{grid-template-columns:1fr;gap:4px;padding-block:11px}
  .research-visual{padding:20px}
  .about-person{gap:18px}.about-person img{width:76px;height:95px}
  .cv-card.general{padding:24px}.cv-card.general h3{font-size:1.9rem}
  .cv-option{grid-template-columns:1fr;gap:4px;padding-block:15px}
  .cv-option p{font-size:.875rem}.cv-option .cv-links{display:flex;gap:24px}
  .cv-option .cv-links a{padding-block:9px}
  .contact-links a{font-size:1.4rem}
}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
@media print{.header,.focus-panel,.actions,.technical-map,.downloads,.contact,.footer,.more-work{display:none}.hero,.section{padding-block:20px}.hero,.project-content,.experience-grid{display:block}.project{break-inside:avoid}.project-visual,.research-visual{max-width:60%;margin-bottom:16px}body{background:white;color:black}.shell{width:100%}h1{font-size:36pt}h2{font-size:24pt}h3{font-size:18pt}.experience-section{background:white}}

/* Project context comes first in the document and on phones. Desktop pairs it with the visual. */
.story-layout{row-gap:0;grid-template-rows:auto 1fr}
.story-layout>.project-overview{grid-column:2;grid-row:1;min-width:0}
.story-layout>figure{grid-column:1;grid-row:1 / span 2}
.story-layout>.project-detail{grid-column:2;grid-row:2;min-width:0}
.story-layout .project-decisions{margin-top:0}
.research-method{color:var(--muted);font-size:.9375rem;line-height:1.7;padding-top:18px;border-top:1px solid var(--line)}
@media(max-width:860px){
  .story-layout{display:flex;flex-direction:column;gap:22px}
  .story-layout>.project-overview,.story-layout>.project-detail,.story-layout>figure{width:100%;max-width:720px}
  .project-overview>p:last-child{margin-bottom:0}
  .story-layout>.project-detail .project-decisions{margin-bottom:16px}
}
@media print{.story-layout{display:block}.story-layout>.project-overview{margin-bottom:16px}h4{font-size:18pt}.project-overview,.research-method{break-inside:avoid}}

/* Compact process illustrations describe workflows without implying a product screenshot. */
.process-panel{background:var(--wash,#e8eddf);border:1px solid var(--line);border-radius:4px 4px 32px 4px;padding:28px;align-self:start}
.process-panel ol{list-style:none;counter-reset:steps;padding:0;margin:0}
.process-panel li{counter-increment:steps;position:relative;padding:16px 0 16px 42px;border-top:1px solid var(--line)}
.process-panel li::before{content:counter(steps,decimal-leading-zero);position:absolute;left:0;top:19px;font-size:.75rem;color:var(--green)}
.process-panel strong{display:block;font:1.3rem/1.35 Georgia,serif;margin-bottom:6px}
.process-panel li span,.panel-note{font-size:.875rem;line-height:1.65;color:var(--muted)}
.panel-note{margin:16px 0 0;padding-top:16px;border-top:1px solid var(--line)}
.supporting-work{margin-top:36px}.supporting-work h4{font:1.65rem/1.25 Georgia,serif;margin:0 0 16px}
.support-detail{font-size:.875rem;color:var(--muted)}
@media(max-width:520px){.process-panel{padding:22px}.process-panel strong{font-size:1.2rem}}