/* Not et al. — one stylesheet for every page. Ink on paper, one accent, typography does the work. */
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(fonts/ibmplexmono-7963a16e.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(fonts/ibmplexmono-bc87d8e0.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(fonts/ibmplexmono-25040cb4.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(fonts/ibmplexmono-a80b2cab.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 400;
  font-stretch: 100%;
  font-display: swap;
  src: url(fonts/ibmplexsans-effb1ea2.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 400;
  font-stretch: 100%;
  font-display: swap;
  src: url(fonts/ibmplexsans-f6667783.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 500;
  font-stretch: 100%;
  font-display: swap;
  src: url(fonts/ibmplexsans-effb1ea2.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 500;
  font-stretch: 100%;
  font-display: swap;
  src: url(fonts/ibmplexsans-f6667783.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 600;
  font-stretch: 100%;
  font-display: swap;
  src: url(fonts/ibmplexsans-effb1ea2.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 600;
  font-stretch: 100%;
  font-display: swap;
  src: url(fonts/ibmplexsans-f6667783.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Newsreader';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url(fonts/newsreader-c04dea5e.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Newsreader';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url(fonts/newsreader-68039027.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Newsreader';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(fonts/newsreader-997f7492.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Newsreader';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(fonts/newsreader-4aa9bb70.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Newsreader';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(fonts/newsreader-997f7492.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Newsreader';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(fonts/newsreader-4aa9bb70.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Newsreader';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(fonts/newsreader-997f7492.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Newsreader';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(fonts/newsreader-4aa9bb70.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --paper: #F7F6F2; --surface: #FFFFFF; --ink: #16181B; --ink-2: #3D4148; --muted: #6E727A; --faint: #A5A8AE;
  --rule: #E2E0D9; --accent: #A4262C; --accent-ink: #FFFFFF; --accent-soft: #F5E8E7;
  --serif: "Newsreader", Georgia, "Times New Roman", serif;
  --sans: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --page: 46rem; --measure: 36rem;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #121315; --surface: #191A1D; --ink: #ECEAE4; --ink-2: #C9C6BF; --muted: #8F9198; --faint: #5E6167;
    --rule: #2A2B2F; --accent: #E2756D; --accent-ink: #121315; --accent-soft: #2B1C1B;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #121315; --surface: #191A1D; --ink: #ECEAE4; --ink-2: #C9C6BF; --muted: #8F9198; --faint: #5E6167;
  --rule: #2A2B2F; --accent: #E2756D; --accent-ink: #121315; --accent-soft: #2B1C1B;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 18px/1.6 var(--serif); font-optical-sizing: auto; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.18em; text-decoration-color: var(--faint); }
a:hover { text-decoration-color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }
i, em { font-style: italic; }

.wrap { max-width: var(--page); margin: 0 auto; padding: 0 20px; }

/* header */
.top { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; padding: 26px 0 0; }
.mark { font: 500 22px/1 var(--serif); letter-spacing: -0.01em; text-decoration: none; white-space: nowrap; }
.mark i { font-weight: 400; }
.mark .dot { color: var(--accent); }
.nav { display: flex; gap: 20px; font: 400 14px/1 var(--sans); color: var(--muted); }
.nav a { text-decoration: none; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); }

/* type */
.label { font: 500 11px/1.4 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
h1, h2, h3 { font-family: var(--serif); font-weight: 500; letter-spacing: -0.015em; margin: 0; }
.hero { padding: clamp(64px, 14vh, 150px) 0 clamp(48px, 9vh, 100px); }
.hero h1 { font-size: clamp(34px, 5.4vw, 54px); line-height: 1.08; letter-spacing: -0.025em; font-weight: 450; text-wrap: balance; }
.hero h1 .quiet { color: var(--muted); }
.lede { font-size: 21px; line-height: 1.5; color: var(--ink-2); max-width: var(--measure); margin: 28px 0 0; }
.cta { display: inline-flex; align-items: baseline; gap: 10px; margin-top: 30px; font: 500 15px/1.3 var(--sans); color: var(--accent); text-decoration: none; }
.cta:hover { text-decoration: underline; text-underline-offset: 0.2em; }
section { padding: 44px 0; border-top: 1px solid var(--rule); }
section > h2 { font-size: 15px; font: 500 11px/1.4 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-bottom: 22px; }
.prose { max-width: var(--measure); }
.prose p { margin: 0 0 16px; color: var(--ink-2); }
.prose p:last-child { margin-bottom: 0; }

/* two steps */
.steps { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; }
.step h3 { font-size: 23px; margin: 8px 0 8px; }
.step p { margin: 0; color: var(--ink-2); font-size: 17px; }
.tag { display: inline-block; font: 500 10.5px/1 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; padding: 4px 7px; border-radius: 3px; border: 1px solid var(--rule); color: var(--muted); }
.tag.now { border-color: var(--accent); color: var(--accent); }

/* plain list */
.plain { list-style: none; padding: 0; margin: 0; max-width: var(--measure); }
.plain li { padding: 12px 0; border-bottom: 1px solid var(--rule); color: var(--ink-2); }
.plain li:first-child { padding-top: 0; }
.plain li:last-child { border-bottom: 0; }

footer { border-top: 1px solid var(--rule); padding: 26px 0 48px; margin-top: 12px; display: flex; flex-wrap: wrap; gap: 8px 22px; font: 400 13.5px/1.5 var(--sans); color: var(--muted); }
footer a { text-decoration: none; }
footer a:hover { color: var(--ink); }
footer .grow { flex: 1 1 auto; }

/* event page */
.event-head { padding: clamp(40px, 8vh, 90px) 0 34px; }
.event-head h1 { font-size: clamp(34px, 5.6vw, 52px); line-height: 1.08; letter-spacing: -0.022em; margin: 14px 0 12px; font-weight: 450; }
.meta { font: 400 14.5px/1.6 var(--sans); color: var(--muted); }
.panel { background: var(--surface); border: 1px solid var(--rule); border-radius: 8px; padding: 26px 24px; margin: 8px 0 12px; }
.count { font: 400 15px/1.5 var(--sans); color: var(--muted); margin: 0 0 18px; }
.count b { font: 500 30px/1 var(--serif); color: var(--ink); margin-right: 6px; vertical-align: -3px; }
.field { display: flex; gap: 10px; flex-wrap: wrap; }
.field input { flex: 1 1 220px; min-width: 0; font: 400 17px/1.3 var(--mono); letter-spacing: 0.02em; color: var(--ink); background: var(--paper); border: 1px solid var(--rule); border-radius: 6px; padding: 12px 14px; }
.field input:focus { outline: none; border-color: var(--ink-2); }
.btn { font: 500 15px/1 var(--sans); color: var(--accent-ink); background: var(--accent); border: 1px solid var(--accent); border-radius: 6px; padding: 13px 22px; cursor: pointer; }
.btn:disabled { opacity: 0.55; cursor: default; }
.btn.quiet { color: var(--muted); background: transparent; border-color: var(--rule); padding: 9px 14px; font-size: 13.5px; }
.consent { display: flex; gap: 11px; align-items: flex-start; margin: 16px 0 0; font: 400 14px/1.55 var(--sans); color: var(--ink-2); }
.consent input { margin: 3px 0 0; accent-color: var(--accent); width: 16px; height: 16px; flex: none; }
.status { min-height: 1.5em; margin: 14px 0 0; font: 400 14px/1.5 var(--sans); color: var(--accent); }
.why { font: 400 13.5px/1.55 var(--sans); color: var(--muted); margin: 18px 0 0; padding-top: 16px; border-top: 1px solid var(--rule); }
.hello { font: 500 26px/1.25 var(--serif); margin: 0 0 4px; }
.people { list-style: none; padding: 0; margin: 10px 0 0; }
.people li { padding: 14px 0; border-top: 1px solid var(--rule); }
.people .who { font: 500 17px/1.35 var(--serif); }
.people .where { font: 400 14px/1.5 var(--sans); color: var(--muted); }
.people .talk { font: italic 400 16px/1.45 var(--serif); color: var(--ink-2); margin-top: 4px; }
.people .when { font: 400 12.5px/1.5 var(--mono); color: var(--muted); margin-top: 3px; }
.people .you { font: 500 10.5px/1 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); margin-left: 8px; }
.people a.orcid { font: 400 12.5px/1 var(--mono); color: var(--muted); }
.block { margin-top: 26px; }
.block > .label { display: block; margin-bottom: 2px; }
.note { font: 400 14px/1.55 var(--sans); color: var(--muted); margin: 10px 0 0; }
.leave { margin-top: 26px; display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }

.session { margin-top: 30px; }
.session h3 { font: 500 11px/1.4 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-bottom: 4px; }
.session h3 span { color: var(--faint); margin-right: 8px; }
.prog { list-style: none; padding: 0; margin: 0; }
.prog li { display: grid; grid-template-columns: 13rem 1fr; gap: 4px 20px; padding: 12px 0; border-top: 1px solid var(--rule); }
.prog .who { font: 500 16.5px/1.4 var(--serif); }
.prog .where { font: 400 13.5px/1.5 var(--sans); color: var(--muted); }
.prog .talk { font: italic 400 16px/1.45 var(--serif); color: var(--ink-2); }
.prog .role { font: 400 12.5px/1.5 var(--mono); color: var(--faint); }
.source { font: 400 13px/1.5 var(--sans); color: var(--muted); margin-top: 22px; }

.doc h1 { font-size: clamp(32px, 5vw, 44px); line-height: 1.1; margin: 9vh 0 10px; font-weight: 450; }
.doc h2 { font-size: 22px; margin: 34px 0 8px; }
.doc p, .doc li { color: var(--ink-2); max-width: var(--measure); }
.doc ul { padding-left: 1.1em; }
.doc .updated { font: 400 13.5px/1.5 var(--sans); color: var(--muted); }

@media (max-width: 640px) {
  body { font-size: 17px; }
  .steps { grid-template-columns: 1fr; gap: 28px; }
  .prog li { grid-template-columns: 1fr; }
  .hero { padding: 56px 0 40px; }
  .lede { font-size: 19px; }
  .panel { padding: 22px 18px; }
  .nav { gap: 14px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }