:root {
  --navy: #071e3b;
  --ink: #132d42;
  --muted: #5b6c78;
  --teal: #00665c;
  --mint: #a3f0db;
  --pale: #f3f7f5;
  --line: #dce4e6;
  --header-height: 76px;
  --page-gutter: clamp(20px, 4vw, 48px);
  --display: 'Space Grotesk', Arial, sans-serif;
  --body: 'DM Sans', Arial, sans-serif;
}
@view-transition { navigation: auto; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-height) + 20px); -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body { margin: 0; background: #fff; color: var(--ink); font: 400 1rem/1.6 var(--body); }
main { view-transition-name: page-content; }
h1, h2, h3, h4, p, figure, dl { margin: 0; }
h1, h2, h3, h4 { font-family: var(--display); font-weight: 500; line-height: 1.2; }
h1, h2 { letter-spacing: -.045em; }
h2 { font-size: clamp(1.8rem, 3vw, 2.5rem); }
h3 { font-size: 1.2rem; letter-spacing: -.025em; }
a { color: inherit; text-underline-offset: 4px; }
a, button, summary { -webkit-tap-highlight-color: rgb(0 102 92 / .12); touch-action: manipulation; }
:focus-visible { outline: 3px solid #1488cc; outline-offset: 5px; }
img { max-width: 100%; }
.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; }
.page-width, .header-inner { width: min(1160px, calc(100% - 2 * var(--page-gutter))); margin-inline: auto; }
.section-space { padding-block: clamp(48px, 5.6vw, 76px); }
.eyebrow { font-size: .72rem; font-weight: 600; letter-spacing: .13em; line-height: 1.5; }
.section-heading { margin-bottom: 32px; }
.heading-row { display: flex; align-items: end; justify-content: space-between; gap: 24px; }
.section-deck { color: var(--muted); font-size: 1.08rem; line-height: 1.65; }
.section-note, .small-note { color: var(--muted); font-size: .875rem; }
.section-note { margin-top: 10px; }
.small-note { margin-top: 18px; }
.skip-link { position: fixed; top: -100px; left: 20px; z-index: 100; background: #fff; padding: 12px 18px; }
.skip-link:focus { top: 12px; }
.button, .text-link { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; gap: 12px; font-weight: 600; font-size: .9rem; text-decoration: none; }
.button { padding: 11px 21px; border: 1px solid transparent; border-radius: 5px; line-height: 1.5; text-align: center; transition: background .15s; }
.button-dark { background: var(--navy); color: #fff; }
.button-dark:hover { background: #18415f; }
.button-mint { background: var(--mint); color: var(--navy); }
.button-mint:hover { background: #c6f8e9; }
.button-outline-light { border-color: #7890a3; background: transparent; color: #fff; }
.button-outline-light:hover { border-color: #b7cad6; background: rgb(255 255 255 / .08); }
.text-link { justify-content: flex-start; }
.text-link:hover { text-decoration: underline; }
.text-link span { font-size: 1.1rem; }
.site-header { position: sticky; top: 0; z-index: 20; border-bottom: 1px solid var(--line); background: #fff; view-transition-name: site-header; }
.header-inner { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.wordmark { min-height: 44px; display: inline-flex; align-items: center; gap: 8px; font: 700 1.45rem/1.1 var(--display); letter-spacing: -.06em; white-space: nowrap; text-decoration: none; }
.brand-mark { width: 32px; height: 32px; display: block; flex-shrink: 0; }
.wordmark-type { display: inline-flex; align-items: baseline; gap: 6px; }
.wordmark-year { color: var(--teal); font-weight: 500; }
.section-nav { display: flex; align-items: center; gap: 26px; }
.section-nav a { display: inline-flex; align-items: center; min-height: 46px; color: var(--muted); text-decoration: none; font-size: .875rem; font-weight: 500; border-bottom: 2px solid transparent; }
.section-nav a:hover, .section-nav a[aria-current] { color: var(--teal); border-color: var(--teal); }
.header-cta { min-height: 44px; padding: 9px 16px; font-size: .85rem; }
::view-transition-group(site-header) { z-index: 20; }
::view-transition-old(page-content) { animation: page-leave .16s ease-out both; }
::view-transition-new(page-content) { animation: page-enter .28s cubic-bezier(.22, .75, .25, 1) both; }
html.page-motion main { transition: opacity .15s ease-out, transform .15s ease-out; }
html.page-motion.page-entering main { animation: page-enter .28s cubic-bezier(.22, .75, .25, 1) both; }
html.page-motion.page-leaving main { opacity: 0; transform: translateY(-4px); }
@keyframes page-leave {
  to { opacity: 0; transform: translateY(-4px); }
}
@keyframes page-enter {
  from { opacity: 0; transform: translateY(7px); }
}
.hero { color: #fff; background: var(--navy); }
.hero-inner { display: grid; grid-template-columns: 1.12fr 1fr; gap: 56px; align-items: center; padding-top: 56px; }
.hero-copy, .hero-photo, .themes > *, .submission-grid > *, .venue-grid > *, .agenda-grid > * { min-width: 0; }
.hero .eyebrow { color: #bfd5d8; }
.hero h1 { font-size: clamp(3rem, 5.8vw, 5rem); line-height: 1.03; margin-top: 23px; white-space: nowrap; }
.hero h1 span { color: var(--mint); }
.hero-statement { font-size: clamp(1.3rem, 2.2vw, 1.75rem); line-height: 1.35; letter-spacing: -.025em; margin-top: 22px; }
.hero-description { max-width: 380px; margin-top: 14px; color: #bfced9; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 26px; margin-top: 30px; }
.hero-actions .text-link { color: #e5eeeF; }
.calendar-menu { position: relative; }
.calendar-menu > summary { list-style: none; cursor: pointer; user-select: none; }
.calendar-menu > summary::-webkit-details-marker { display: none; }
.calendar-menu > summary svg { flex: 0 0 auto; }
.calendar-options { position: absolute; z-index: 5; top: calc(100% + 10px); left: 0; width: min(310px, calc(100vw - 40px)); padding: 7px; border: 1px solid #b9c8d2; border-radius: 7px; background: #fff; box-shadow: 0 14px 32px rgb(0 0 0 / .24); color: var(--ink); }
.calendar-options a { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 60px; padding: 10px 12px; border-radius: 5px; text-decoration: none; }
.calendar-options a + a { border-top: 1px solid var(--line); border-radius: 0 0 5px 5px; }
.calendar-options a:hover { background: var(--pale); }
.calendar-options a > span:first-child { display: grid; gap: 1px; }
.calendar-options strong { font-size: .86rem; font-weight: 600; }
.calendar-options small { color: var(--muted); font-size: .72rem; line-height: 1.35; }
.hero-photo { position: relative; height: 350px; overflow: hidden; border-radius: 7px; }
.hero-photo img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: 50% 46%; }
.hero-photo::after { content: ''; position: absolute; inset: 45% 0 0; background: linear-gradient(transparent, rgb(4 21 37 / .82)); }
.hero-photo figcaption { position: absolute; z-index: 1; left: 24px; bottom: 21px; font-size: .95rem; font-weight: 600; }
.hero-photo figcaption span { display: block; color: #d4e2e8; font-size: .75rem; font-weight: 400; margin-top: 3px; }
.event-facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; border-top: 1px solid #344b62; padding-block: 24px 28px; margin-top: 40px; }
.event-facts dt, .schedule-facts dt { font-size: .68rem; text-transform: uppercase; letter-spacing: .11em; font-weight: 600; margin-bottom: 5px; }
.event-facts dt { color: #9db5c7; }
.event-facts dd, .schedule-facts dd { margin: 0; font-size: .95rem; }
.event-facts dd span, .schedule-facts dd span { display: block; font-size: .8rem; margin-top: 3px; }
.event-facts dd span { color: #bfd0da; }
.event-facts dd a { text-decoration: none; }
.event-facts dd a:hover { text-decoration: underline; }
.themes { display: grid; grid-template-columns: .9fr repeat(3, 1fr); gap: 32px; align-items: start; }
.themes h2 { font-size: 1.8rem; }
.themes article { border-left: 2px solid #bddad1; padding-left: 22px; }
.themes h3 { display: flex; align-items: center; gap: 10px; font-size: 1.08rem; margin-bottom: 10px; }
.theme-icon { width: 28px; height: 28px; flex: 0 0 28px; color: var(--teal); }
.themes p { font-size: .9rem; color: var(--muted); }
.homepage-schedule { background: var(--pale); }
.schedule-intro { align-items: center; }
.schedule-intro .eyebrow { color: var(--teal); margin-bottom: 10px; }
.schedule-panel { margin-top: 32px; }
.schedule-panel > summary { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 82px; padding: 18px 22px; border: 1px solid #c8d9d3; border-radius: 8px; background: #fff; cursor: pointer; list-style: none; box-shadow: 0 3px 10px rgb(7 30 59 / .05); }
.schedule-panel > summary::-webkit-details-marker { display: none; }
.schedule-panel > summary:hover { border-color: #8ebbad; background: #fbfefd; }
.schedule-summary-copy { display: grid; gap: 3px; }
.schedule-summary-copy strong { color: var(--ink); font: 500 1.1rem/1.3 var(--display); }
.schedule-summary-copy > span { color: var(--muted); font-size: .8rem; }
.schedule-toggle { display: inline-flex; align-items: center; gap: 10px; flex-shrink: 0; color: var(--teal); font-size: .8rem; font-weight: 600; }
.schedule-toggle svg { transition: transform .18s ease; }
.schedule-toggle-hide { display: none; }
.schedule-panel[open] .schedule-toggle-show { display: none; }
.schedule-panel[open] .schedule-toggle-hide { display: inline; }
.schedule-panel[open] .schedule-toggle svg { transform: rotate(180deg); }
.schedule-panel-content { padding-top: 32px; }
.updates-section { background: #eef3f7; }
.updates-grid { position: relative; display: grid; grid-template-columns: .8fr 1.2fr; gap: 72px; align-items: start; }
.updates-copy { padding-top: 18px; }
.updates-copy .eyebrow { color: var(--teal); margin-bottom: 14px; }
.updates-clarification { margin-top: 24px; padding-top: 18px; border-top: 1px solid #cfdadd; color: var(--muted); font-size: .82rem; }
.updates-form { position: relative; display: grid; gap: 20px; padding: 30px 32px; background: #fff; border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 10px 30px rgb(7 30 59 / .08); }
.form-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.form-heading .eyebrow { margin-bottom: 5px; color: var(--teal); }
.form-heading h3 { font-size: 1.3rem; }
.form-heading > p { color: var(--muted); font-size: .74rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-field { display: grid; gap: 7px; }
.form-field label { color: var(--ink); font-size: .82rem; font-weight: 600; }
.form-field input, .form-field select { width: 100%; min-height: 46px; border: 1px solid #b8c5cb; border-radius: 5px; background-color: #fff; color: var(--ink); padding: 10px 12px; font: inherit; font-size: .9rem; }
.form-field select { appearance: none; padding-right: 38px; background-image: linear-gradient(45deg, transparent 50%, var(--teal) 50%), linear-gradient(135deg, var(--teal) 50%, transparent 50%); background-position: calc(100% - 17px) 20px, calc(100% - 12px) 20px; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; }
.form-field input:focus, .form-field select:focus { border-color: #1488cc; outline: 3px solid rgb(20 136 204 / .22); outline-offset: 1px; }
.consent-field input { width: 18px; height: 18px; flex: 0 0 18px; margin: 0; accent-color: var(--teal); }
.consent-field { display: flex; align-items: flex-start; gap: 10px; padding: 13px 14px; border: 1px solid #c8d9d3; border-radius: 6px; background: #f3f7f5; color: var(--ink); font-size: .78rem; line-height: 1.45; }
.consent-field input { margin-top: 1px; }
.form-submit-row { display: flex; align-items: center; gap: 18px; }
.updates-form .button { flex: 0 0 auto; cursor: pointer; font-family: var(--body); }
.updates-form .button:disabled { cursor: wait; opacity: .72; }
.form-status { color: var(--muted); font-size: .76rem; line-height: 1.4; }
.form-status.is-success { color: var(--teal); font-weight: 600; }
.form-status.is-error { color: #9a2d22; font-weight: 600; }
.form-fallback { padding-top: 14px; border-top: 1px solid var(--line); color: var(--muted); font-size: .74rem; }
.form-fallback a { color: var(--teal); font-weight: 600; }
.submission-target { position: absolute; width: 1px; height: 1px; border: 0; opacity: 0; pointer-events: none; }
.poster-section { background: var(--pale); }
.submission-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.call-status { color: var(--teal); font-size: .75rem; font-weight: 600; letter-spacing: .025em; margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.call-status::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; flex-shrink: 0; animation: status-heartbeat 2.2s ease-in-out infinite; }
@keyframes status-heartbeat {
  0%, 26%, 48%, 100% { transform: scale(1); opacity: .6; box-shadow: 0 0 0 0 rgb(0 102 92 / 0); }
  12%, 38% { transform: scale(1.4); opacity: 1; box-shadow: 0 0 0 4px rgb(0 102 92 / .12); }
}
.poster-copy .section-deck { margin-top: 18px; }
.poster-guidance { color: var(--muted); font-size: .9rem; margin-top: 12px; }
.submission-deadline { display: flex; flex-wrap: wrap; gap: 4px 10px; width: fit-content; margin: 18px 0 24px; padding: 10px 14px; border-left: 3px solid var(--teal); border-radius: 0 6px 6px 0; background: #dff1e9; color: var(--teal); font-size: .95rem; }
.presentation-highlights { margin: 12px 0 0; padding-left: 20px; color: var(--muted); font-size: .9rem; }
.presentation-highlights li { padding-left: 3px; margin-block: 7px; }
.presentation-highlights strong { color: var(--ink); }
.submission-filenames { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--line); }
.submission-filenames p { margin: 0 0 8px; color: var(--muted); font-size: .85rem; }
.submission-filenames code { display: block; max-width: 100%; margin: 6px 0; color: var(--ink); font-size: .8rem; white-space: normal; overflow-wrap: anywhere; }
.poster-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 22px; margin-top: 25px; }
.submission-buttons { display: grid; grid-template-columns: minmax(0, 1fr); grid-auto-rows: 1fr; gap: 12px; width: 100%; }
.submission-buttons .button { width: 100%; max-width: 100%; white-space: normal; }
.submission-buttons .button:disabled { background: #65747e; cursor: not-allowed; }
.poster-actions .submission-link-status { width: 100%; margin: 0; color: var(--muted); font-size: .8rem; }
.submission-panel { background: #fff; padding: 28px 32px; border: 1px solid var(--line); border-radius: 7px; }
.submission-panel h3 { font-size: 1.08rem; margin-bottom: 12px; }
.submission-panel dl > div { display: grid; grid-template-columns: 1fr 1.2fr; gap: 20px; padding-block: 18px; border-bottom: 1px solid var(--line); font-size: .875rem; }
.submission-panel dl > div:last-child { border: 0; padding-bottom: 0; }
.submission-panel dt { color: var(--muted); }
.submission-panel dd { margin: 0; font-weight: 500; }
.submission-panel dd span { display: block; font-size: .75rem; color: var(--muted); font-weight: 400; margin-top: 5px; }
.upload-panel { margin-top: 32px; border-top: 1px solid #ceded8; }
.upload-panel > summary { min-height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 20px; cursor: pointer; list-style: none; font-size: .9rem; font-weight: 500; }
.upload-panel > summary::-webkit-details-marker { display: none; }
.upload-panel > summary::after { content: '+'; color: var(--teal); font-size: 1.5rem; font-weight: 400; }
.upload-panel[open] > summary::after { content: '−'; }
.upload-content { padding: 16px; background: #fff; border: 1px solid var(--line); border-radius: 6px; }
.upload-content iframe { display: block; width: 100%; height: 550px; border: 0; }
.upload-help { font-size: .8rem; color: var(--muted); padding: 12px 4px 0; }
.upload-help a { display: inline-flex; align-items: center; min-height: 44px; }
.program-overview { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.program-overview article { min-width: 0; padding: 22px 20px; border: 1px solid var(--line); border-radius: 8px; background: #fff; box-shadow: 0 2px 6px rgb(7 30 59 / .05); }
.program-overview > article:nth-child(odd) { background: #eef3f7; }
.program-overview > article.featured-program { background: #e7f5ef; border-color: #b9d9cc; }
.program-time { font: 500 .8rem/1.5 var(--display); color: var(--teal); margin-bottom: 12px; }
.program-overview h3 { font-size: 1.16rem; margin-bottom: 10px; }
.program-overview article > p:last-child { font-size: .9rem; color: var(--muted); }
.venue-section { background: #f5f7f9; }
.venue-grid { display: grid; grid-template-columns: .88fr 1.12fr; align-items: center; gap: 64px; }
.venue-copy .eyebrow { color: var(--teal); margin-bottom: 14px; }
.venue-building { font-size: 1.1rem; line-height: 1.55; margin-top: 24px; }
.venue-room { color: var(--muted); font-size: .95rem; margin-top: 10px; }
.venue-copy .text-link { color: var(--teal); margin-top: 18px; }
.venue-map { height: 310px; overflow: hidden; border: 1px solid var(--line); border-radius: 7px; }
.venue-map iframe { display: block; width: 100%; height: 100%; border: 0; }
.organizers-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 32px; }
.organizers-grid article { padding-top: 22px; border-top: 1px solid var(--line); }
.organizers-grid h3 { font-size: 1.25rem; }
.organizers-grid h3 a { display: inline-flex; min-height: 44px; align-items: center; gap: 16px; text-decoration: none; }
.organizers-grid h3 a:hover { text-decoration: underline; }
.organizers-grid h3 span { font-size: 1rem; color: var(--teal); }
.organizers-grid p { font-size: .85rem; color: var(--muted); margin-top: 3px; }
.site-footer { background: #f7f9f9; border-top: 1px solid var(--line); padding-block: 28px; }
.footer-top { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px 28px; }
.footer-brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.footer-top .wordmark { font-size: 1.2rem; }
.footer-top .brand-mark { width: 28px; height: 28px; }
.footer-top p, .footer-links, .back-top { font-size: .8rem; color: var(--muted); }
.footer-links { display: flex; gap: 24px; }
.footer-links a, .back-top { display: inline-flex; align-items: center; min-height: 44px; }
.contact-icon { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; flex-shrink: 0; border: 1px solid var(--line); border-radius: 50%; color: var(--navy); text-decoration: none; }
.contact-icon:hover { background: #e7f5ef; border-color: #b9d9cc; }
.photo-credit { color: var(--muted); font-size: .7rem; margin-top: 14px; }
/* The schedule shares typography and spacing with the workshop homepage. */
.schedule-hero { padding-block: 32px 36px; background: var(--pale); }
.breadcrumb { display: inline-flex; align-items: center; min-height: 44px; color: var(--teal); font-size: .85rem; text-decoration: none; }
.breadcrumb:hover { text-decoration: underline; }
.schedule-heading { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 18px; }
.schedule-heading h1 { font-size: clamp(2.75rem, 5vw, 4rem); }
.outline-label { border: 1px solid #bbd1c8; border-radius: 30px; padding: 6px 13px; font-size: .75rem; color: var(--teal); }
.schedule-facts { display: grid; grid-template-columns: .8fr .8fr 1.25fr; gap: 24px; margin-top: 30px; padding-top: 25px; border-top: 1px solid #d2e1da; }
.schedule-facts dt, .schedule-facts dd span { color: var(--muted); }
.schedule-facts dd a { text-decoration: none; }
.schedule-facts dd a:hover { text-decoration: underline; }
.schedule-content .section-heading h2 { font-size: 1.7rem; }
.agenda-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.agenda-column { border-top: 2px solid var(--navy); }
.agenda-column > h2, .agenda-column > h3 { font-size: 1.1rem; padding-block: 20px; display: flex; justify-content: space-between; align-items: baseline; gap: 20px; }
.agenda-column > h2 span, .agenda-column > h3 span { color: var(--muted); font: 400 .8rem/1.5 var(--body); }
.agenda-list { display: grid; gap: 12px; list-style: none; padding: 0; margin: 0; }
.agenda-list li { display: grid; grid-template-columns: 164px minmax(0, 1fr); gap: 16px; padding: 22px 16px; border: 1px solid var(--line); border-radius: 8px; background: #fff; box-shadow: 0 2px 6px rgb(7 30 59 / .05); min-width: 0; }
.agenda-list > li:nth-child(odd) { background: #eef3f7; }
.agenda-time { font-variant-numeric: tabular-nums; }
.agenda-time > p { color: var(--ink); font-size: .8rem; font-weight: 500; white-space: nowrap; }
.agenda-list h3, .agenda-list h4 { font-size: 1rem; line-height: 1.4; }
.agenda-time > span { color: var(--muted); font-size: .75rem; display: block; margin-top: 5px; }
.agenda-list h3 + p, .agenda-list h4 + p { color: var(--muted); font-size: .8rem; margin-top: 6px; }
.agenda-list > li.featured-session { background: #e7f5ef; border-color: #b9d9cc; }
.agenda-list .break-session { padding-block: 14px; color: var(--muted); }
.schedule-next { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-top: 48px; padding: 28px 32px; background: var(--pale); border-radius: 6px; }
.schedule-next h2 { font-size: 1.5rem; }
.schedule-next p { color: var(--muted); font-size: .9rem; margin-top: 8px; }
.schedule-next .button { flex-shrink: 0; }
.schedule-next > div { min-width: 0; }
.schedule-next-actions { display: grid; grid-template-columns: minmax(0, 1fr); grid-auto-rows: 1fr; align-items: stretch; gap: 12px; width: min(100%, 330px); flex-shrink: 0; }
.schedule-next-actions:has(> .submission-link-status) { grid-template-rows: 1fr auto 1fr; }
.schedule-next-actions .button { width: 100%; max-width: 100%; white-space: normal; }
.schedule-next-actions .button:disabled { background: #65747e; cursor: not-allowed; }
.schedule-next-actions .submission-link-status { margin: 0; font-size: .8rem; }
@media (max-width: 1100px) {
  .section-nav { gap: 18px; }
  .hero-inner { gap: 32px; }
  .hero-photo { height: 320px; }
  .themes { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
  .themes > h2 { grid-column: 1 / -1; }
  .desktop-break { display: none; }
  .themes article { padding-left: 18px; }
  .updates-grid, .submission-grid, .venue-grid { gap: 40px; }
  .submission-panel { padding: 24px; }
}
@media (max-width: 900px) {
  .header-inner { flex-wrap: wrap; gap: 0 20px; padding-top: 12px; }
  .section-nav { order: 3; width: 100%; justify-content: space-between; gap: 12px; margin-top: 4px; }
  .hero-inner { grid-template-columns: 1fr; gap: 32px; padding-top: 40px; }
  .hero h1 { font-size: clamp(3.25rem, 8vw, 4.5rem); }
  .hero-description { max-width: 520px; }
  .hero-photo { height: 300px; }
  .hero-photo img { object-position: center 42%; }
  .event-facts { gap: 22px; margin-top: 30px; }
  .submission-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .updates-grid { grid-template-columns: .75fr 1.25fr; gap: 28px; }
  .submission-panel dl > div { grid-template-columns: 1fr; gap: 5px; padding-block: 14px; }
  .organizers-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
  .venue-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .venue-map { height: 300px; }
  .agenda-grid { grid-template-columns: 1fr; gap: 36px; }
  .heading-row { align-items: start; }
}
@media (max-width: 600px) {
  .header-inner { width: calc(100% - 36px); padding-top: 8px; }
  .wordmark { font-size: 1.3rem; gap: 6px; }
  .brand-mark { width: 29px; height: 29px; }
  .header-cta { min-height: 44px; padding-inline: 12px; font-size: .8rem; }
  .section-nav { margin-top: 0; }
  .section-nav a { min-height: 44px; font-size: .8rem; }
  .hero-inner { padding-top: 32px; }
  .hero h1 { font-size: clamp(2.7rem, 10.5vw, 4rem); margin-top: 20px; }
  .hero-statement { margin-top: 18px; }
  .hero-description { font-size: .95rem; }
  .hero-actions { gap: 10px 22px; margin-top: 24px; }
  .hero-photo { height: 215px; }
  .hero-photo figcaption { left: 20px; bottom: 17px; }
  .event-facts { grid-template-columns: 1fr; gap: 18px; padding-block: 22px 26px; }
  .event-facts > div { display: grid; grid-template-columns: 62px 1fr; gap: 14px; align-items: baseline; }
  .event-facts dt { margin: 0; }
  .event-facts dd { font-size: .9rem; }
  .themes { grid-template-columns: 1fr; gap: 24px; }
  .themes h2 { font-size: 1.8rem; }
  .themes h3 { margin-bottom: 5px; }
  .themes article { padding-left: 18px; }
  .schedule-intro .outline-label { display: inline-block; margin-top: 16px; }
  .schedule-panel > summary { align-items: flex-start; padding: 16px; }
  .schedule-summary-copy > span { line-height: 1.45; }
  .schedule-toggle { margin-top: 2px; }
  .updates-grid { grid-template-columns: 1fr; gap: 30px; }
  .updates-copy { padding-top: 0; }
  .updates-form { padding: 24px; }
  .form-row { grid-template-columns: 1fr; }
  .form-submit-row { align-items: stretch; flex-direction: column; }
  .updates-form .button { width: 100%; }
  .submission-grid, .venue-grid { grid-template-columns: 1fr; gap: 30px; }
  .submission-panel { padding: 24px; }
  .submission-panel dl > div { grid-template-columns: 1fr 1.2fr; gap: 16px; }
  .section-deck { font-size: 1rem; }
  .poster-actions { gap: 10px 20px; }
  .upload-content { padding: 5px; }
  .upload-help { padding-inline: 10px; }
  .section-heading { margin-bottom: 26px; }
  .heading-row { display: block; }
  .heading-row .text-link { margin-top: 8px; }
  .program-overview { grid-template-columns: 1fr; }
  .program-overview article { padding: 20px 16px; }
  .program-time { margin-bottom: 8px; }
  .program-overview h3 { margin-bottom: 6px; }
  .venue-map { height: 275px; }
  .venue-building { margin-top: 20px; }
  .organizers-grid { grid-template-columns: 1fr; gap: 20px; }
  .organizers-grid article { padding-top: 14px; }
  .organizers-grid h3 { font-size: 1.2rem; }
  .footer-top { gap: 8px 20px; }
  .footer-links { gap: 20px; }
  .photo-credit { font-size: .65rem; }
  .schedule-hero { padding-block: 24px 28px; }
  .schedule-heading { margin-top: 12px; }
  .schedule-heading h1 { font-size: 2.75rem; }
  .schedule-facts { grid-template-columns: 1fr 1fr; gap: 22px; }
  .schedule-facts > div:last-child { grid-column: 1 / -1; }
  .agenda-list li { grid-template-columns: 1fr; gap: 8px; padding: 20px 12px; }
  .agenda-time { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 14px; }
  .agenda-time > span { margin-top: 0; }
  .schedule-next { flex-direction: column; align-items: start; padding: 24px; margin-top: 36px; }
  .schedule-next .button { width: 100%; }
  .schedule-next-actions { width: 100%; }
}
@media (max-width: 380px) {
  .header-inner { column-gap: 8px; }
  .header-cta { max-width: 145px; padding-inline: 10px; white-space: normal; text-align: center; line-height: 1.3; }
  .schedule-toggle-show, .schedule-toggle-hide { display: none !important; }
  .site-header .wordmark-type { flex-direction: column; align-items: start; gap: 1px; }
  .site-header .wordmark-year { font-size: .7em; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .calendar-menu, .calendar-menu > summary { width: 100%; }
  .calendar-options { position: static; width: 100%; margin-top: 8px; }
  .hero-actions .text-link { justify-content: center; }
  .submission-panel dl > div { grid-template-columns: 1fr; gap: 5px; }
  .poster-actions { align-items: stretch; flex-direction: column; }
  .poster-actions .text-link { justify-content: center; }
  .form-heading { display: block; }
  .form-heading > p { margin-top: 5px; }
}
@media (max-height: 500px) and (orientation: landscape) {
  .site-header { position: static; }
  html { scroll-padding-top: 20px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
  .call-status::before { animation: none; }
  ::view-transition-group(*), ::view-transition-old(*), ::view-transition-new(*) { animation: none !important; }
}