/* =============================================================
   5iri.me — the archive
   No hero. The writing is the page. Newsreader at reading size,
   Plex Mono for anything that is data.

   The interface is monochrome on purpose: the only colour on the
   page comes from the photographs.
   ============================================================= */

:root{
  --paper:#FBFBF8;
  --ink:#17181C;
  --ink-2:#33343A;
  --soft:#6A6C70;
  --faint:#A8AAAE;
  --rule:#E0E0DA;
  --rule-2:#EFEFEA;
  --wash:#F4F4F0;

  --serif:'Newsreader', Georgia, 'Times New Roman', serif;
  --mono:'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  --col:1240px;
  --rail:160px;
  --gap:48px;
  --measure:92ch;
  --ease:cubic-bezier(.2,.7,.2,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

html{background:var(--paper);-webkit-text-size-adjust:100%}

body{
  background:var(--paper);
  color:var(--ink);
  font-family:var(--serif);
  font-size:15.5px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  min-height:100vh;
  display:flex;
  flex-direction:column;
}

a{color:inherit;text-decoration:none}
::selection{background:#DEDEDA}

.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:8px 14px;z-index:100;font-size:14px}
.skip:focus{left:8px;top:8px}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px}

.mono{font-family:var(--mono)}

/* ---------- frame ---------- */

.site-header,.site-main,.site-footer{
  width:100%;max-width:var(--col);margin-inline:auto;padding-inline:40px;
}
.site-main{flex:1 0 auto;padding-top:48px;padding-bottom:64px}

/* ---------- masthead ---------- */

.site-header{padding-top:56px}

.masthead{
  display:flex;justify-content:space-between;align-items:baseline;
  gap:16px;flex-wrap:wrap;padding-bottom:14px;border-bottom:1.5px solid var(--ink);
}
.brand-text{font-size:19px;font-weight:600;letter-spacing:-.005em}

.site-nav{
  display:flex;gap:20px;flex-wrap:wrap;
  font-family:var(--mono);font-size:11px;letter-spacing:.08em;color:var(--soft);
}
.site-nav a{transition:color .16s var(--ease)}
.site-nav a:hover{color:var(--ink)}
.site-nav a.active{color:var(--ink);box-shadow:0 1px 0 var(--ink)}

/* ---------- the two-column register ---------- */

.reg{display:grid;grid-template-columns:var(--rail) 1fr;gap:0 var(--gap);align-items:start}

.rail{
  grid-column:1;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--soft);
}

.body{grid-column:2}

/* the portrait lives in the rail's dead space — in colour, always */
.rail-photo{margin:0 0 34px}
.rail-photo img{
  display:block;width:100%;height:auto;aspect-ratio:4/5;
  object-fit:cover;object-position:50% 26%;
  border:1px solid var(--rule);
}

/* ---------- about ---------- */

.about{max-width:var(--measure);margin-bottom:44px}
.about p{font-size:17px;line-height:1.6;margin-bottom:12px}
.about p:last-child{margin-bottom:0}
.about .quiet{font-size:14.5px;color:var(--soft)}
.about em{font-style:italic}
.about a:not(.hover-peek__trigger){border-bottom:1px solid var(--faint)}
.about a:not(.hover-peek__trigger):hover{border-bottom-color:var(--ink)}

/* ---------- now ---------- */

.now{list-style:none;max-width:var(--measure);margin-bottom:44px}
.now li{margin-bottom:15px;font-size:14.5px;line-height:1.5;color:var(--ink-2)}
.now li:last-child{margin-bottom:0}
.now b{
  font-family:var(--mono);font-size:9.5px;font-weight:500;letter-spacing:.11em;
  text-transform:uppercase;color:var(--soft);display:block;margin-bottom:1px;
}
.now a{border-bottom:1px solid var(--faint)}
.now a:hover{border-bottom-color:var(--ink)}

/* ---------- colophon ---------- */

.colophon{
  margin-top:0;font-family:var(--mono);font-size:11px;letter-spacing:.05em;
  line-height:1.9;color:var(--soft);
}
.colophon a{border-bottom:1px solid var(--rule);transition:color .16s var(--ease)}
.colophon a:hover{color:var(--ink);border-bottom-color:var(--ink)}

/* ---------- hover peek ---------- */

.hover-peek{position:relative;display:inline-block}
.hover-peek__trigger{border-bottom:1px solid var(--faint);cursor:help;transition:border-color .16s var(--ease)}
.hover-peek:hover .hover-peek__trigger,
.hover-peek:focus-within .hover-peek__trigger{border-bottom-color:var(--ink)}

.hover-peek__card{
  /* --shift is set by site.js to keep the card inside the viewport */
  position:absolute;bottom:calc(100% + 12px);left:50%;
  transform:translate(calc(-50% + var(--shift,0px)),6px);
  opacity:0;pointer-events:none;
  transition:opacity .22s var(--ease),transform .22s var(--ease);
  background:var(--paper);border:1px solid var(--ink);
  padding:6px;width:clamp(160px,20vw,210px);max-width:calc(100vw - 24px);
  z-index:30;line-height:0;
  box-shadow:0 12px 30px -18px rgba(0,0,0,.45);
}
/* the bridge keeps hover alive across the gap to the trigger */
.hover-peek__card::after{content:"";position:absolute;left:0;right:0;bottom:-12px;height:12px}
.hover-peek__card img{width:100%;height:auto;max-height:215px;object-fit:cover;display:block}
.hover-peek__card em{
  display:block;font-family:var(--mono);font-style:normal;font-size:9px;
  letter-spacing:.08em;text-transform:uppercase;color:var(--soft);
  line-height:1.5;margin-top:6px;
}

/* flipped below the trigger when there is no room above */
.hover-peek__card--below{
  bottom:auto;top:calc(100% + 12px);
  transform:translate(calc(-50% + var(--shift,0px)),-6px);
}
.hover-peek__card--below::after{bottom:auto;top:-12px}

.hover-peek:hover .hover-peek__card,
.hover-peek:focus-within .hover-peek__card{
  opacity:1;transform:translate(calc(-50% + var(--shift,0px)),0);pointer-events:auto;
}

/* ---------- interior pages ---------- */

.page-wrap{padding-top:0}

.page-hero{padding-bottom:16px;margin-bottom:30px;border-bottom:1.5px solid var(--ink)}
.page-hero h1{font-size:29px;font-weight:600;line-height:1.15;letter-spacing:-.012em;max-width:26ch}
.page-desc{margin-top:10px;font-size:15.5px;color:var(--soft);max-width:76ch}
.page-meta{margin-top:12px;font-family:var(--mono);font-size:10.5px;letter-spacing:.11em;text-transform:uppercase;color:var(--soft)}

/* blog / notes indexes reuse the archive row */
.post-list{list-style:none}
.post-list li{
  display:grid;grid-template-columns:1fr 96px;gap:12px 16px;align-items:baseline;
  padding:7px 0;
}
.post-list a{font-size:16px;line-height:1.35}
.post-list li:hover a{box-shadow:0 1px 0 var(--ink)}
.post-date{font-family:var(--mono);font-size:11px;color:var(--soft);text-align:right;white-space:nowrap}
.post-date--muted{color:var(--faint)}

/* projects */
.project-grid{list-style:none;margin:22px 0}
.project-card{margin-bottom:14px}
.project-card a{display:block;padding:13px 0;transition:padding-left .2s var(--ease)}
.project-card a:hover{padding-left:10px}
.project-title{display:block;font-size:16px;line-height:1.35;margin-bottom:2px}
.project-card a:hover .project-title{box-shadow:0 1px 0 var(--ink)}
.project-title .ext{font-family:var(--mono);font-size:11px;color:var(--faint)}

/* publications */
.pubs{list-style:none;margin:22px 0}
.pub{margin-bottom:30px}
.pub:last-child{margin-bottom:0}
.pub-title{display:block;font-size:17px;line-height:1.32;margin-bottom:5px}
.pub:hover .pub-title{box-shadow:0 1px 0 var(--ink)}
.pub-authors{font-size:14.5px;line-height:1.45;color:var(--soft);margin:0 0 5px}
.pub-authors b{color:var(--ink);font-weight:600}
.pub-meta{
  font-family:var(--mono);font-size:11px;letter-spacing:.03em;
  line-height:1.8;color:var(--soft);margin:0;
}
.pub-meta a{border-bottom:1px solid var(--rule)}
.pub-meta a:hover{color:var(--ink);border-bottom-color:var(--ink)}
.project-summary{display:block;font-size:13.5px;line-height:1.5;color:var(--soft)}

/* the index lists sit inside .page-content — keep its link underline off them */
.page-content .post-list a,
.page-content .project-card a,
.page-content .project-title,
.page-content .pub-title{border-bottom:0}

/* ---------- long-form prose ---------- */

.page-content{max-width:var(--measure);font-size:16.5px;line-height:1.68;color:var(--ink-2)}

.page-content h1,.page-content h2,.page-content h3,.page-content h4{
  color:var(--ink);font-weight:600;letter-spacing:-.012em;line-height:1.22;
}
.page-content h1{font-size:25px;margin:44px 0 14px}
.page-content h2{font-size:21.5px;margin:40px 0 12px}
.page-content h3{font-size:18.5px;margin:30px 0 8px}
.page-content h4{
  font-family:var(--mono);font-size:11.5px;font-weight:500;letter-spacing:.12em;
  text-transform:uppercase;color:var(--soft);margin:26px 0 8px;
}

.page-content p{margin:0 0 20px}
.page-content ul,.page-content ol{margin:0 0 20px;padding-left:22px}
.page-content li{margin-bottom:7px}
.page-content li::marker{color:var(--faint)}
.page-content hr{border:0;border-top:1px solid var(--rule);margin:36px 0}
.page-content strong{color:var(--ink);font-weight:600}
.page-content em{font-style:italic}
.page-content a{border-bottom:1px solid var(--faint);transition:border-color .16s var(--ease)}
.page-content a:hover{border-bottom-color:var(--ink)}

/* images in posts keep their colour too */
.page-content img{display:block;max-width:100%;height:auto;margin:26px 0 8px;border:1px solid var(--rule);background:var(--wash)}

.page-content pre{
  background:#F5F5F1;border:1px solid var(--rule);
  padding:15px 17px;margin:0 0 20px;overflow-x:auto;
  font-family:var(--mono);font-size:13px;line-height:1.6;color:var(--ink);
}
.page-content pre code{background:none;border:0;padding:0;font-size:inherit;color:inherit}
.page-content code{font-family:var(--mono);font-size:.84em;background:#F2F2EE;border:1px solid var(--rule);padding:1px 5px;color:var(--ink)}

.page-content blockquote{margin:0 0 20px;padding:2px 0 2px 20px;border-left:2px solid var(--rule);font-style:italic;color:var(--soft)}
.page-content blockquote p{margin:0}

.page-content table{width:100%;border-collapse:collapse;margin:0 0 20px;font-size:14px}
.page-content th,.page-content td{border:1px solid var(--rule);padding:8px 12px;text-align:left}
.page-content th{font-family:var(--mono);font-size:10.5px;letter-spacing:.11em;text-transform:uppercase;color:var(--soft);background:#F5F5F1;font-weight:500}

/* ---------- footer ---------- */

.site-footer{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  padding-block:16px 30px;
}

.webring-badge{margin-right:auto;opacity:.5;transition:opacity .2s var(--ease)}
.webring-badge:hover{opacity:1}
.webring-badge img{display:block;width:48px;height:48px}

/* ---------- motion ---------- */

.reveal{opacity:0;transform:translateY(6px);transition:opacity .45s var(--ease),transform .45s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */

@media (max-width:1100px){
  :root{--col:1000px;--rail:132px;--gap:40px}
}

@media (max-width:820px){
  :root{--rail:104px;--gap:28px}
  .site-header,.site-main,.site-footer{padding-inline:28px}
  .site-header{padding-top:36px}
}

@media (max-width:600px){
  :root{--gap:0px}
  body{font-size:15px}
  .site-header,.site-main,.site-footer{padding-inline:20px}

  .reg{grid-template-columns:1fr}
  .rail{grid-column:1;margin-bottom:8px}
  .body{grid-column:1}
  .rail-photo{max-width:132px;margin-bottom:22px}

  .about p{font-size:16px}
  .post-list li{grid-template-columns:1fr;gap:3px}
  .post-date{text-align:left}
  .page-content{font-size:16px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms!important;animation-iteration-count:1!important;
    transition-duration:.001ms!important;
  }
  .reveal{opacity:1;transform:none}
}