:root {
  --blue: #079bd3;
  --blue-dark: #047da9;
  --green: #24b868;
  --teal: #0ba5a0;
  --ink: #102d3c;
  --muted: #5f7480;
  --pale: #edf8fa;
  --line: #dbe8ec;
  --white: #fff;
  --danger: #bb3b46;
  --warning: #a26405;
  --shadow: 0 24px 70px rgba(9, 57, 77, .12);
  --radius: 20px;
  --shell: min(1180px, calc(100% - 40px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; }
body { margin: 0; color: var(--ink); background: #fff; font-family: "Segoe UI Variable Text", "Segoe UI", Arial, sans-serif; font-size: 16px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
body.admin-page { background: #f2f7f8; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
h1, h2, h3, h4, p { margin-top: 0; }
h1, h2, h3, h4 { font-family: "Segoe UI Variable Display", "Segoe UI", Arial, sans-serif; line-height: 1.12; letter-spacing: -.035em; }
.shell { width: var(--shell); margin-inline: auto; }
.narrow { width: min(520px, calc(100% - 40px)); margin-inline: auto; }
.narrow-wide { width: min(860px, calc(100% - 40px)); margin-inline: auto; }
.section { padding: 108px 0; }
.sr-only { position: absolute!important; width: 1px; height: 1px; overflow: hidden; clip: rect(1px,1px,1px,1px); white-space: nowrap; }
.skip-link { position: fixed; top: -100px; left: 20px; z-index: 999; background: #fff; color: var(--ink); padding: 10px 16px; border-radius: 8px; box-shadow: var(--shadow); }
.skip-link:focus { top: 12px; }
.eyebrow { color: var(--blue-dark); font-size: .78rem; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }
.lead { color: #3c5865; font-size: 1.18rem; line-height: 1.75; }

.site-header { position: sticky; top: 0; z-index: 50; height: 84px; background: rgba(255,255,255,.94); border-bottom: 1px solid rgba(216,232,236,.8); backdrop-filter: blur(18px); }
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { display: flex; align-items: center; width: 190px; height: 66px; overflow: hidden; }
.brand img { width: 154px; }
.site-nav { display: flex; align-items: center; gap: 27px; font-weight: 600; font-size: .92rem; }
.site-nav > a:not(.button) { position: relative; padding: 8px 0; }
.site-nav > a:not(.button)::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 2px; height: 2px; background: var(--green); transition: right .2s ease; }
.site-nav > a:hover::after, .site-nav > a.active::after { right: 0; }
.nav-toggle { display: none; border: 0; background: transparent; width: 44px; height: 44px; padding: 10px; }
.nav-toggle span:not(.sr-only) { display: block; height: 2px; background: var(--ink); margin: 6px 0; }

.button { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; gap: 12px; padding: 12px 22px; border: 1px solid transparent; border-radius: 999px; font-weight: 750; line-height: 1; transition: transform .18s ease, box-shadow .18s ease, background .18s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #fff; background: linear-gradient(125deg, var(--blue), var(--teal)); box-shadow: 0 12px 28px rgba(7,155,211,.2); }
.button-primary:hover { box-shadow: 0 15px 34px rgba(7,155,211,.28); }
.button-light { color: #087fa6; background: #fff; box-shadow: 0 14px 35px rgba(0,56,78,.2); }
.button-ghost-light { color: #fff; border-color: rgba(255,255,255,.45); }
.button-outline { background: #fff; color: var(--ink); border-color: #bfd4db; }
.button-text { color: var(--blue-dark); padding-inline: 5px; }
.button-sm { min-height: 42px; padding: 10px 18px; }
.button-large { min-height: 56px; padding-inline: 30px; }
.button-danger-link { min-height: 38px; padding: 5px; color: var(--danger); background: transparent; border: 0; }
.button-row { display: flex; gap: 22px; align-items: center; flex-wrap: wrap; }

.hero { position: relative; overflow: hidden; color: #fff; background: linear-gradient(118deg, #079bd3 0%, #0daeb1 48%, #29b867 72%, #0d9eb3 100%); }
.hero::after { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 16% 80%, rgba(255,255,255,.1), transparent 29%), radial-gradient(circle at 88% 25%, rgba(0,86,118,.16), transparent 32%); pointer-events: none; }
.hero-grid { position: relative; z-index: 2; min-height: 690px; display: grid; grid-template-columns: minmax(0,1fr) 330px; align-items: center; gap: 90px; padding-block: 82px 110px; }
.hero-copy { max-width: 760px; }
.hero-kicker { display: flex; align-items: center; gap: 14px; margin-bottom: 35px; font-size: .83rem; font-weight: 750; letter-spacing: .1em; text-transform: uppercase; }
.hero-kicker span { padding: 6px 10px; border: 1px solid rgba(255,255,255,.6); border-radius: 999px; }
.hero h1 { margin-bottom: 20px; font-size: clamp(4rem, 8.4vw, 8.2rem); font-weight: 800; line-height: .84; letter-spacing: -.075em; text-transform: uppercase; }
.hero h1 em { display: inline-block; margin-left: 7vw; color: #d9ff91; font-style: normal; font-weight: 500; }
.hero-subtitle { max-width: 680px; margin: 0 0 12px; font-family: "Segoe UI Variable Display", "Segoe UI", sans-serif; font-size: clamp(1.45rem, 2.8vw, 2.2rem); font-weight: 700; line-height: 1.15; }
.hero-motto { margin-bottom: 35px; font-size: 1.05rem; font-style: italic; opacity: .9; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.event-ticket { align-self: end; margin-bottom: 58px; padding: 30px; color: #fff; background: rgba(1,76,97,.2); border: 1px solid rgba(255,255,255,.35); border-radius: 22px; backdrop-filter: blur(16px); box-shadow: 0 30px 70px rgba(0,61,79,.2); }
.ticket-date { display: flex; align-items: center; gap: 11px; line-height: 1; }
.ticket-date strong { font-family: "Segoe UI Variable Display", "Segoe UI", sans-serif; font-size: 4rem; letter-spacing: -.08em; }
.ticket-date span { font-size: 1.1rem; font-style: italic; }
.ticket-month { margin: -8px 0 20px; font-size: 1.4rem; font-weight: 700; text-transform: uppercase; }
.ticket-month span { margin-left: 8px; font-weight: 400; }
.event-ticket hr { height: 1px; margin: 0 0 20px; border: 0; background: rgba(255,255,255,.35); }
.event-ticket p { margin-bottom: 20px; line-height: 1.55; }
.ticket-availability { display: flex; align-items: center; gap: 9px; font-size: .82rem; font-weight: 700; }
.ticket-availability span { width: 9px; height: 9px; background: #d9ff91; border-radius: 50%; box-shadow: 0 0 0 5px rgba(217,255,145,.15); }
.hero-ribbon { position: relative; z-index: 3; color: var(--ink); background: #fff; }
.ribbon-grid { display: grid; grid-template-columns: repeat(3,1fr); }
.ribbon-grid > div { display: grid; grid-template-columns: 1fr; padding: 28px 30px; border-right: 1px solid var(--line); }
.ribbon-grid > div:first-child { border-left: 1px solid var(--line); }
.ribbon-grid span { grid-row: 1/3; color: var(--green); font-weight: 800; font-size: .8rem; }
.ribbon-grid strong { font-family: "Segoe UI Variable Display", "Segoe UI", sans-serif; font-size: 1.18rem; }
.ribbon-grid small { color: var(--muted); }
.molecule { position: absolute; opacity: .15; z-index: 1; }
.molecule i { position: absolute; display: block; width: 78px; height: 78px; background: #d9ff91; border-radius: 50%; }
.molecule i::after { content: ""; position: absolute; top: 37px; left: 72px; width: 125px; height: 5px; background: #d9ff91; transform-origin: left center; }
.molecule-a { width: 430px; height: 330px; right: 28%; bottom: 80px; transform: rotate(-9deg); }
.molecule-a i:nth-child(1) { left: 0; top: 130px; }.molecule-a i:nth-child(1)::after { transform: rotate(-35deg); }
.molecule-a i:nth-child(2) { left: 145px; top: 50px; }.molecule-a i:nth-child(2)::after { transform: rotate(45deg); }
.molecule-a i:nth-child(3) { left: 250px; top: 165px; }.molecule-a i:nth-child(3)::after { transform: rotate(-43deg); }
.molecule-a i:nth-child(4) { left: 365px; top: 70px; }.molecule-a i:nth-child(4)::after { display:none; }.molecule-a i:nth-child(5) { left: 125px; top: 245px; }.molecule-a i:nth-child(5)::after { transform: rotate(-36deg); width: 150px; }
.molecule-b { width: 340px; height: 240px; left: -90px; top: 60px; transform: scale(.72) rotate(16deg); }

.intro-section { background: #fff; }
.split-intro { display: grid; grid-template-columns: .9fr 1fr; gap: 9vw; align-items: start; }
.split-intro h2, .section-heading h2, .science-copy h2, .venue-panel h2, .faq-grid h2 { margin: 0; font-size: clamp(2.3rem, 4.5vw, 4.4rem); font-weight: 750; }
.text-links { display: grid; gap: 14px; margin-top: 28px; }
.text-links a { display: flex; justify-content: space-between; padding-bottom: 11px; color: var(--ink); font-weight: 700; border-bottom: 1px solid var(--line); }
.text-links a span { color: var(--green); }

.program-section { background: #f3f8f9; }
.section-heading { display: flex; justify-content: space-between; gap: 40px; align-items: end; margin-bottom: 55px; }
.section-heading h2 { font-size: clamp(2.3rem, 4vw, 3.8rem); }
.section-heading > p { max-width: 520px; margin: 0; color: var(--muted); font-size: 1.05rem; }
.day-switch { display: flex; padding: 5px; background: #e4eff2; border-radius: 999px; }
.day-switch button { padding: 10px 18px; color: var(--muted); background: transparent; border: 0; border-radius: 999px; font-weight: 700; }
.day-switch button.active { color: #fff; background: var(--ink); }
.program-day { padding: 42px 48px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: 0 22px 60px rgba(12,52,69,.06); }
.program-day[hidden] { display: none; }
.day-title { display: flex; gap: 28px; align-items: start; margin-bottom: 35px; padding-bottom: 30px; border-bottom: 1px solid var(--line); }
.day-title > span { padding: 8px 13px; color: var(--blue-dark); background: var(--pale); border-radius: 999px; font-weight: 800; font-size: .78rem; text-transform: uppercase; }
.day-title h3 { margin-bottom: 6px; font-size: 1.8rem; }
.day-title p { margin: 0; color: var(--muted); }
.timeline { position: relative; }
.timeline::before { content: ""; position: absolute; top: 12px; bottom: 12px; left: 104px; width: 1px; background: var(--line); }
.timeline-item { position: relative; display: grid; grid-template-columns: 82px 18px 1fr; gap: 22px; padding: 18px 0; }
.timeline-item time { padding-top: 3px; color: var(--muted); font-weight: 700; font-variant-numeric: tabular-nums; }
.timeline-dot { position: relative; z-index: 2; width: 12px; height: 12px; margin-top: 8px; background: #fff; border: 3px solid var(--blue); border-radius: 50%; }
.timeline-item h4 { margin: 0 0 7px; font-size: 1.18rem; }
.timeline-item p { margin: 0; color: var(--muted); }
.timeline-item.type-break h4, .timeline-item.type-break p { color: #70838c; font-weight: 500; }
.timeline-item.type-highlight { margin: 5px 0; padding-inline-end: 18px; background: linear-gradient(90deg, transparent 123px, #effaf6 123px); border-radius: 10px; }
.timeline-item.type-highlight .timeline-dot { border-color: var(--green); }
.timeline-item.type-workshop { margin: 5px 0; padding-inline-end: 18px; background: linear-gradient(90deg, transparent 123px, #eef8fc 123px); border-radius: 10px; }
.speakers { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 10px; }
.speakers span { padding: 4px 9px; color: #376170; background: #eff5f6; border-radius: 999px; font-size: .78rem; }
.program-download { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-top: 24px; }
.program-download p { margin: 0; color: var(--muted); }

.workshop-section { color: #fff; background: var(--ink); }
.section-heading.light .eyebrow { color: #73dddf; }
.section-heading.light h2 { color: #fff; }
.section-heading.light > p { color: #b9ccd3; }
.workshop-grid { display: grid; grid-template-columns: repeat(2,1fr); border-top: 1px solid rgba(255,255,255,.18); border-left: 1px solid rgba(255,255,255,.18); }
.workshop-card { position: relative; min-height: 335px; padding: 38px 40px; border-right: 1px solid rgba(255,255,255,.18); border-bottom: 1px solid rgba(255,255,255,.18); transition: background .2s ease; }
.workshop-card:hover { background: rgba(255,255,255,.045); }
.workshop-number { position: absolute; top: 30px; right: 34px; color: #d9ff91; font: 800 1rem "Segoe UI Variable Display", "Segoe UI", sans-serif; }
.workshop-meta { color: #70dce1; font-size: .75rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.workshop-card h3 { max-width: 480px; margin: 30px 0 18px; font-size: 1.65rem; }
.workshop-card p { max-width: 500px; color: #b9ccd3; }
.workshop-card { display: flex; flex-direction: column; }
.workshop-card a { color: #fff; }
.workshop-card .workshop-reserve { align-self: flex-start; margin-top: auto; padding-top: 20px; font-weight: 750; }
.workshop-card .workshop-reserve span { margin-left: 10px; color: #d9ff91; }
.workshop-note { margin-top: 30px; padding: 18px 22px; color: #c9d9dd; background: #173c4d; border-left: 4px solid var(--green); }
.workshop-note strong { color: #fff; }

.science-section { background: #fff; }
.science-dates { margin: 0 0 30px; padding: 22px 24px; border-left: 3px solid var(--blue); border-radius: 0 16px 16px 0; background: #f2f8fa; }
.science-dates h3 { margin: 0 0 16px; font-size: 1.1rem; }
.science-dates dl { display: grid; gap: 16px; margin: 0; }
.science-dates dt { font-weight: 700; line-height: 1.5; }
.science-dates dd { margin: 3px 0 0; color: var(--blue-dark); }
.session-sponsor { font-style: italic; }
.science-grid { display: grid; grid-template-columns: 1fr .85fr; gap: 90px; align-items: center; }
.science-copy > p:not(.eyebrow) { max-width: 670px; color: var(--muted); font-size: 1.05rem; }
.check-list { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 13px 28px; margin: 30px 0 38px; padding: 0; list-style: none; }
.check-list li::before { content: "✓"; margin-right: 10px; color: var(--green); font-weight: 800; }
.science-visual { position: relative; min-height: 470px; background: linear-gradient(145deg, #eaf8fb, #e9faef); border-radius: 36px; overflow: hidden; }
.science-visual::before, .science-visual::after { content: ""; position: absolute; width: 260px; height: 260px; border: 1px solid rgba(7,155,211,.2); border-radius: 50%; }
.science-visual::before { left: -100px; top: -70px; }.science-visual::after { right: -80px; bottom: -90px; }
.evidence-card { position: absolute; top: 90px; left: 55px; width: 175px; padding: 20px; background: #fff; border-radius: 18px; box-shadow: var(--shadow); transform: rotate(-4deg); }
.evidence-card.accent { top: 230px; left: auto; right: 48px; color: #fff; background: linear-gradient(135deg, var(--blue), var(--green)); transform: rotate(5deg); }
.evidence-card span { display: block; font-size: .72rem; font-weight: 800; letter-spacing: .12em; }
.evidence-card strong { display: block; margin-top: 10px; font: 800 4.8rem/1 "Segoe UI Variable Display", "Segoe UI", sans-serif; }
.evidence-line { position: absolute; left: 190px; top: 220px; width: 160px; height: 3px; background: var(--blue); transform: rotate(26deg); }
.science-visual > p { position: absolute; left: 0; right: 0; bottom: 35px; margin: 0; color: #47707d; text-align: center; font-size: .73rem; font-weight: 800; letter-spacing: .16em; }

.venue-section { padding: 0; color: #fff; background: linear-gradient(120deg, #069bd3, #12a7aa); }
.venue-grid { display: grid; grid-template-columns: 1fr 1fr; min-height: 510px; }
.venue-panel { align-self: center; padding: 70px 80px 70px 0; }
.venue-panel .eyebrow { color: #d9ff91; }
.venue-panel .lead { color: #fff; }
.venue-panel > p:not(.eyebrow,.lead) { color: #d5eef4; }
.venue-panel .button { margin-top: 15px; color: #fff; background: transparent; border-color: rgba(255,255,255,.5); }
.venue-coordinates { position: relative; overflow: hidden; display: grid; place-content: center; background: rgba(0,54,78,.18); }
.venue-coordinates::before { content: ""; position: absolute; inset: 7%; border: 1px solid rgba(255,255,255,.2); border-radius: 50%; }
.venue-coordinates::after { content: ""; position: absolute; top: 50%; left: 7%; right: 7%; height: 1px; background: rgba(255,255,255,.2); }
.venue-coordinates span { position: absolute; color: rgba(255,255,255,.7); font-size: .75rem; letter-spacing: .12em; }
.venue-coordinates span:first-child { top: 15%; left: 12%; }.venue-coordinates span:nth-child(2) { bottom: 15%; right: 12%; }
.venue-coordinates strong { position: relative; z-index: 2; font: 800 clamp(4.5rem, 9vw, 8rem)/1 "Segoe UI Variable Display", "Segoe UI", sans-serif; letter-spacing: -.08em; }
.venue-coordinates i { position: absolute; z-index: 2; left: 52%; top: 36%; width: 25px; height: 25px; background: #d9ff91; border: 6px solid rgba(255,255,255,.7); border-radius: 50%; box-shadow: 0 0 0 16px rgba(217,255,145,.18); }

.faq-section { background: #fff; }
.faq-grid { display: grid; grid-template-columns: .68fr 1fr; gap: 9vw; }
.faq-grid > div:first-child { position: sticky; top: 120px; align-self: start; }
.faq-grid > div:first-child p:last-child { color: var(--muted); }
.faq-grid a { color: var(--blue-dark); font-weight: 700; }
.accordion details { border-top: 1px solid var(--line); }
.accordion details:last-child { border-bottom: 1px solid var(--line); }
.accordion summary { display: flex; justify-content: space-between; gap: 20px; padding: 24px 0; font: 700 1.08rem "Segoe UI Variable Display", "Segoe UI", sans-serif; cursor: pointer; list-style: none; }
.accordion summary::-webkit-details-marker { display: none; }
.accordion summary span { color: var(--green); font-size: 1.5rem; font-weight: 400; transition: transform .2s; }
.accordion details[open] summary span { transform: rotate(45deg); }
.accordion details p { padding: 0 55px 22px 0; color: var(--muted); }
.final-cta { padding: 75px 0; color: #fff; background: linear-gradient(115deg, #079bd3, #16aa93); }
.final-cta .shell { display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.final-cta .eyebrow { color: #d9ff91; }
.final-cta h2 { margin: 0; font-size: clamp(2rem, 4vw, 3.6rem); }

.site-footer { color: #c8d8de; background: #0a2634; }
.footer-grid { display: grid; grid-template-columns: 1.6fr repeat(3,1fr); gap: 55px; padding-block: 75px 55px; }
.footer-brand img { width: 190px; filter: brightness(0) invert(1); }
.footer-brand p { max-width: 360px; margin-top: 20px; }
.site-footer h2 { color: #fff; font-size: .85rem; letter-spacing: .08em; text-transform: uppercase; }
.site-footer a { display: block; margin: 9px 0; }
.site-footer a:hover { color: #fff; }
.site-footer p { color: #91aab4; }
.footer-bottom { display: flex; justify-content: space-between; gap: 30px; padding: 22px 0; border-top: 1px solid rgba(255,255,255,.12); font-size: .82rem; }
.footer-bottom p { margin: 0; }

.page-intro { position: relative; overflow: hidden; padding: 88px 0 76px; background: linear-gradient(125deg, #edf9fc, #effaf3); border-bottom: 1px solid var(--line); }
.page-intro::after { content: ""; position: absolute; width: 360px; height: 360px; right: 5%; top: -210px; border: 70px solid rgba(7,155,211,.06); border-radius: 50%; }
.page-intro-inner { position: relative; z-index: 1; }
.page-intro h1 { max-width: 920px; margin: 0 0 15px; font-size: clamp(2.7rem, 6vw, 5.3rem); }
.page-intro .lead { max-width: 760px; margin: 0; }

.form-section { background: #f4f8f9; }
.form-layout { display: grid; grid-template-columns: 270px minmax(0,1fr); gap: 55px; align-items: start; }
.form-aside { position: sticky; top: 120px; display: grid; gap: 14px; }
.aside-step { display: flex; gap: 14px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.aside-step > span { display: grid; place-items: center; width: 34px; height: 34px; color: var(--blue-dark); background: #e7f6fa; border-radius: 50%; font-size: .75rem; font-weight: 800; }
.aside-step strong, .aside-step small { display: block; }
.aside-step small { color: var(--muted); }
.aside-card { margin-top: 20px; padding: 22px; color: #fff; background: var(--ink); border-radius: 16px; }
.aside-card.accent { margin-top: 0; background: linear-gradient(135deg, #078fc5, #13a999); }
.aside-card p { margin: 7px 0 0; color: #c5d8df; font-size: .9rem; }
.aside-card.accent p { color: #e5f8f7; }
.aside-card a { display: inline-block; margin-top: 12px; font-weight: 800; }
.plain-list { padding: 0; list-style: none; }
.plain-list li { padding: 10px 0; color: var(--muted); border-bottom: 1px solid var(--line); }
.plain-list li::before { content: "✓"; margin-right: 8px; color: var(--green); }
.form-card { padding: 50px; background: #fff; border: 1px solid var(--line); border-radius: 22px; box-shadow: 0 24px 60px rgba(15,55,70,.07); }
fieldset { margin: 0 0 50px; padding: 0 0 45px; border: 0; border-bottom: 1px solid var(--line); }
fieldset:last-of-type { margin-bottom: 30px; }
legend { width: 100%; margin-bottom: 28px; padding: 0; font: 750 1.4rem "Segoe UI Variable Display", "Segoe UI", sans-serif; }
legend span { display: inline-grid; place-items: center; width: 35px; height: 35px; margin-right: 12px; color: #fff; background: linear-gradient(135deg, var(--blue), var(--green)); border-radius: 50%; font-size: .8rem; }
.field-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 22px; }
.field { display: grid; gap: 8px; }
.field-wide { grid-column: 1/-1; }
.field > span, .file-drop > span:first-child { color: #244653; font-weight: 700; }
.field b, .check-field b { color: var(--danger); }
.field em { float: right; color: var(--green); font-style: normal; font-size: .8rem; }
.field input, .field select, .field textarea, .panel-tools input, .review-form textarea { width: 100%; min-height: 50px; padding: 12px 14px; color: var(--ink); background: #fbfdfd; border: 1px solid #c8dbe0; border-radius: 10px; outline: 0; }
.field textarea { resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus, .panel-tools input:focus, .review-form textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 4px rgba(7,155,211,.1); }
.field small, .field-hint, .file-drop small { color: var(--muted); font-size: .82rem; }
.field-hint { margin: 9px 0 0; }
.choice-grid { display: grid; gap: 12px; }
.choice-grid.three { grid-template-columns: repeat(3,1fr); }.choice-grid.two { grid-template-columns: repeat(2,1fr); }
.choice-card, .choice-list label { position: relative; display: block; cursor: pointer; }
.choice-card input, .choice-list input { position: absolute; opacity: 0; pointer-events: none; }
.choice-card > span { display: grid; min-height: 96px; align-content: center; padding: 15px; background: #fff; border: 1px solid #cbdde2; border-radius: 12px; transition: border .2s, background .2s, box-shadow .2s; }
.choice-card small, .choice-list small { color: var(--muted); }
.choice-card input:checked + span, .choice-list input:checked + span { background: #edf9fc; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(7,155,211,.08); }
.choice-card input:focus-visible + span, .choice-list input:focus-visible + span { outline: 3px solid rgba(7,155,211,.28); }
.choice-list { display: grid; gap: 9px; }
.choice-list label > span { display: grid; grid-template-columns: 1fr auto; gap: 5px 18px; padding: 14px 17px 14px 46px; background: #fff; border: 1px solid #d4e2e6; border-radius: 11px; }
.choice-list label > span::before { content: ""; position: absolute; left: 17px; top: 20px; width: 14px; height: 14px; border: 2px solid #a7bec6; border-radius: 50%; }
.choice-list input:checked + span::before { border: 4px solid var(--blue); }
.choice-list small { grid-column: 2; text-align: right; }
.check-field { display: flex; gap: 12px; margin: 14px 0; color: #36545f; line-height: 1.55; }
.check-field input { flex: 0 0 auto; width: 20px; height: 20px; margin-top: 2px; accent-color: var(--blue); }
.check-field a { color: var(--blue-dark); text-decoration: underline; }
.check-field em { display: inline-block; margin-left: 7px; color: var(--muted); font-style: normal; }
.file-drop { display: grid; justify-items: center; padding: 42px 20px; text-align: center; background: #f7fbfc; border: 2px dashed #b9d4da; border-radius: 16px; cursor: pointer; }
.file-drop input { position: absolute; opacity: 0; }
.file-icon { display: grid; place-items: center; width: 56px; height: 64px; margin-bottom: 12px; color: #fff; background: linear-gradient(135deg,var(--blue),var(--teal)); border-radius: 6px 6px 12px 6px; font-size: .75rem; font-weight: 800; }
.form-submit { display: flex; justify-content: space-between; align-items: center; gap: 25px; }
.form-submit p { margin: 0; color: var(--muted); font-size: .85rem; }
.empty-state { padding: 55px 25px; text-align: center; }
.empty-state > span { color: var(--blue-dark); font-size: .75rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.empty-state h2 { margin: 12px 0; font-size: 2.1rem; }
.empty-state p { color: var(--muted); }

.auth-section { background: #f3f8f9; min-height: 430px; }
.auth-card { display: grid; gap: 20px; padding: 36px; background: #fff; border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow); }
.auth-card > p { margin: 0; color: var(--muted); text-align: center; font-size: .84rem; }
.auth-card code { color: var(--blue-dark); }
.dashboard-section { background: #f3f8f9; }
.participant-grid { display: grid; grid-template-columns: minmax(0,1fr) 300px; gap: 35px; align-items: start; }
.participant-main { display: grid; grid-template-columns: minmax(0,1fr); gap: 22px; min-width: 0; }
.participant-main .upload-box input { min-width: 0; max-width: 100%; }
.participant-main .detail-list strong { min-width: 0; overflow-wrap: anywhere; }
.dinner-payment { margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--line); }
.dinner-payment .notice p > strong { display: inline; overflow-wrap: anywhere; }
.dinner-payment > p:last-child { margin-top: 20px; }
.dashboard-card { padding: 30px; background: #fff; border: 1px solid var(--line); border-radius: 18px; box-shadow: 0 16px 45px rgba(13,57,74,.06); }
.status-overview, .submission-status { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.status-overview > div, .submission-status > div { display: grid; gap: 8px; }
.status-overview span:first-child, .submission-status span:first-child { color: var(--muted); font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; }
.card-heading { display: flex; justify-content: space-between; margin-bottom: 20px; }
.card-heading h2 { margin: 0; }
.detail-list { display: grid; gap: 0; }
.detail-list > div { display: grid; grid-template-columns: 145px minmax(0,1fr) auto; align-items: center; gap: 20px; padding: 17px 0; border-bottom: 1px solid var(--line); }
.detail-list > div:last-child { border-bottom: 0; }
.detail-list > div > span:first-child { color: var(--muted); }
.detail-list.compact > div { grid-template-columns: 145px 1fr; }
.status { display: inline-flex; width: fit-content; padding: 5px 9px; color: #42606b; background: #edf3f5; border-radius: 999px; font-size: .72rem; font-weight: 800; white-space: nowrap; }
.status-confirmed, .status-accepted, .status-waitlist_promoted { color: #177342; background: #e5f7ec; }
.status-pending_payment, .status-cancellation_requested, .status-changes_requested { color: #925e0f; background: #fff2d9; }
.status-proof_received, .status-submitted, .status-under_review { color: #116d94; background: #e4f4fb; }
.status-waitlist, .status-expired, .status-cancelled, .status-rejected { color: #9c3842; background: #fdebee; }
.notice { margin: 18px 0; padding: 17px 19px; border-left: 4px solid; border-radius: 7px; }
.notice strong { display: block; }.notice p { margin: 5px 0 0; }
.notice-info { color: #185e7a; background: #e9f6fb; border-color: var(--blue); }
.notice-warning { color: #76520e; background: #fff6df; border-color: #dca631; }
.notice-error { color: #81323a; background: #feedef; border-color: var(--danger); }
.upload-box { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-top: 22px; padding: 22px; background: #f3f9fa; border: 1px dashed #b4d1d8; border-radius: 12px; }
.upload-box label { display: grid; gap: 5px; }.upload-box label span { font-weight: 700; }.upload-box small { color: var(--muted); }
.participant-side { display: grid; gap: 18px; }
.qr-card { padding: 26px; text-align: center; background: #fff; border: 1px solid var(--line); border-radius: 18px; }
.qr-placeholder { display: grid; place-items: center; width: 210px; height: 210px; margin: 12px auto 16px; color: var(--muted); background: #f3f8f9; }
.qr-placeholder img, .qr-placeholder canvas { width: 210px!important; height: 210px!important; padding: 8px; background: #fff; }
.qr-card > p:last-child { margin-bottom: 0; color: var(--muted); font-size: .82rem; }
.public-qr { padding: 38px; box-shadow: var(--shadow); }.public-qr > img { width: 180px; margin-bottom: 15px; }.public-qr h2 { margin: 10px 0 3px; }.public-qr .button { margin-top: 22px; }
.poster-library { background: #f3f8f9; }.poster-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 22px; }.poster-card { display: flex; min-height: 360px; flex-direction: column; padding: 30px; background: #fff; border: 1px solid var(--line); border-radius: 18px; box-shadow: 0 15px 45px rgba(13,57,74,.06); }.poster-card-code { color: var(--blue-dark); font-size: .75rem; font-weight: 800; letter-spacing: .1em; }.poster-card h2 { margin: 20px 0 16px; font-size: 1.4rem; }.poster-card p { color: var(--muted); }.poster-card .poster-authors { color: var(--ink); font-weight: 750; }.poster-card .button { align-self: start; margin-top: auto; }.poster-empty { padding: 70px 25px; background: #fff; border: 1px solid var(--line); border-radius: 20px; }.poster-detail-section { background: #f3f8f9; }.poster-detail-grid { display: grid; grid-template-columns: minmax(0,1fr) 300px; gap: 28px; align-items: start; }.poster-detail h2 { margin-bottom: 18px; font-size: 1.65rem; }.poster-detail > p:not(.eyebrow) { color: var(--muted); }.poster-detail .button-row { margin-top: 35px; }.poster-qr-card { box-shadow: 0 15px 45px rgba(13,57,74,.06); }.poster-print-card > p { color: var(--ink); font-size: 1rem; }.poster-admin-tools { display: flex; align-items: center; gap: 14px; margin-top: 16px; padding: 14px; background: #f3f8f9; border-radius: 12px; }.poster-admin-tools > div:last-child { display: grid; align-items: start; gap: 5px; }.poster-admin-tools a { margin: 0; }.poster-admin-tools form { margin-top: 6px; }.qr-mini { flex: 0 0 98px; width: 98px; height: 98px; margin: 0; }.qr-mini img, .qr-mini canvas { width: 82px!important; height: 82px!important; padding: 0; }
.side-actions { display: grid; padding: 8px 20px; background: #fff; border: 1px solid var(--line); border-radius: 14px; }
.side-actions a { display: flex; justify-content: space-between; padding: 14px 0; border-bottom: 1px solid var(--line); font-weight: 700; }
.side-actions a:last-child { border-bottom: 0; }
.legal-section .prose h2 { margin-top: 42px; font-size: 1.6rem; }.legal-section .prose h2:first-child { margin-top: 0; }.legal-section .prose p { color: #4c6672; font-size: 1.05rem; }.legal-section .prose a { color: var(--blue-dark); text-decoration: underline; }

.flash-stack { position: fixed; z-index: 100; top: 98px; right: 20px; display: grid; gap: 10px; width: min(420px, calc(100% - 40px)); }
.flash { display: flex; align-items: start; justify-content: space-between; gap: 20px; padding: 15px 18px; background: #fff; border-left: 4px solid var(--blue); border-radius: 10px; box-shadow: var(--shadow); }
.flash-error { border-color: var(--danger); }.flash-success { border-color: var(--green); }
.flash button { color: var(--muted); background: transparent; border: 0; font-size: 1.25rem; }

.admin-shell { min-height: calc(100vh - 84px); display: grid; grid-template-columns: 240px minmax(0,1fr); }
.admin-sidebar { position: sticky; top: 84px; height: calc(100vh - 84px); display: flex; flex-direction: column; padding: 28px 18px; color: #c9d9df; background: #0b2b3a; }
.admin-title { display: flex; align-items: center; gap: 12px; padding: 0 10px 28px; border-bottom: 1px solid rgba(255,255,255,.12); }
.admin-title > span { display: grid; place-items: center; width: 38px; height: 38px; color: #0b2b3a; background: #d9ff91; border-radius: 10px; font: 800 .9rem "Segoe UI Variable Display", "Segoe UI", sans-serif; }
.admin-title strong, .admin-title small { display: block; }.admin-title strong { color: #fff; }.admin-title small { color: #82a2ae; }
.admin-sidebar nav { display: grid; gap: 6px; margin-top: 25px; }
.admin-sidebar nav a { display: flex; justify-content: space-between; padding: 11px 13px; border-radius: 9px; font-weight: 650; }
.admin-sidebar nav a:hover, .admin-sidebar nav a.active { color: #fff; background: rgba(255,255,255,.09); }
.admin-sidebar nav a span { display: grid; place-items: center; min-width: 24px; height: 22px; padding: 0 6px; color: #0b2b3a; background: #d9ff91; border-radius: 999px; font-size: .7rem; }
.admin-logout { margin-top: auto; padding: 12px; color: #90abb5; }
.admin-content { min-width: 0; padding: 35px 42px 70px; }
.admin-topbar { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-bottom: 30px; }
.admin-topbar p { margin: 0; color: var(--muted); font-size: .78rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.admin-topbar h1 { margin: 4px 0 0; font-size: 2.2rem; }
.stat-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; margin-bottom: 22px; }
.stat-card { position: relative; overflow: hidden; min-height: 150px; padding: 23px; background: #fff; border: 1px solid var(--line); border-radius: 15px; }
.stat-card > span { color: var(--muted); font-size: .82rem; font-weight: 700; }.stat-card strong { display: block; margin: 16px 0 4px; font: 800 2.3rem "Segoe UI Variable Display", "Segoe UI", sans-serif; }.stat-card strong small { margin-left: 4px; color: var(--muted); font-size: .9rem; }.stat-card > small { color: var(--muted); }
.stat-card i { position: absolute; left: 23px; right: 23px; bottom: 18px; height: 5px; background: #e8f0f2; border-radius: 5px; }.stat-card i::after { content: ""; display: block; width: var(--progress); height: 100%; background: linear-gradient(90deg,var(--blue),var(--green)); border-radius: inherit; }
.stat-card.attention { color: #fff; background: linear-gradient(135deg,#0793c8,#13a68f); border: 0; }.stat-card.attention > span, .stat-card.attention > small { color: #e3f8f6; }
.admin-grid-two { display: grid; grid-template-columns: minmax(0,1.3fr) minmax(330px,.7fr); gap: 22px; margin-bottom: 22px; }
.admin-panel { min-width: 0; padding: 25px; background: #fff; border: 1px solid var(--line); border-radius: 15px; }
.admin-panel.full { padding: 0; overflow: hidden; }.admin-panel.full .panel-heading { padding: 24px 25px; }
.panel-heading { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-bottom: 20px; }
.panel-heading span { color: var(--muted); font-size: .72rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }.panel-heading h2 { margin: 3px 0 0; font-size: 1.25rem; }.panel-heading a { color: var(--blue-dark); font-weight: 700; font-size: .85rem; }
.panel-tools { display: flex; gap: 10px; }.panel-tools .button { white-space: nowrap; }.panel-tools input { min-width: 280px; min-height: 42px; }
.table-wrap { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; font-size: .86rem; }
.data-table th { padding: 10px 13px; color: var(--muted); background: #f5f9fa; text-align: left; font-size: .7rem; letter-spacing: .06em; text-transform: uppercase; }
.data-table td { min-width: 110px; padding: 13px; border-top: 1px solid var(--line); vertical-align: middle; }.data-table td:first-child { min-width: 210px; }.data-table td:nth-child(3) { max-width: 240px; }
.data-table td strong, .data-table td small { display: block; }.data-table td small { color: var(--muted); }.data-table .status { margin: 2px 0; }.mini-link { display: block; margin-top: 4px; color: var(--blue-dark); font-weight: 700; }
.row-actions { position: relative; }.row-actions summary { padding: 6px 9px; border: 1px solid var(--line); border-radius: 7px; cursor: pointer; list-style: none; }.row-actions > div { position: absolute; z-index: 4; right: 0; top: 34px; width: 180px; padding: 7px; background: #fff; border: 1px solid var(--line); border-radius: 9px; box-shadow: var(--shadow); }.row-actions form { display: grid; }.row-actions button { padding: 8px; background: transparent; border: 0; text-align: left; border-radius: 6px; }.row-actions button:hover { background: #f1f7f8; }.row-actions button.danger { color: var(--danger); }
.occupancy-list { display: grid; gap: 17px; }.occupancy-list > div { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 5px 15px; }.occupancy-list span b, .occupancy-list span { display: block; }.occupancy-list span { color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }.occupancy-list span b { color: var(--ink); }.occupancy-list i { grid-column: 1/-1; height: 5px; background: #edf2f3; border-radius: 4px; }.occupancy-list em { display: block; height: 100%; background: linear-gradient(90deg,var(--blue),var(--green)); border-radius: inherit; }
.quick-actions { display: grid; grid-template-columns: repeat(auto-fit,minmax(190px,1fr)); gap: 10px; }.quick-actions a { display: flex; justify-content: space-between; padding: 14px; background: #f3f8f9; border-radius: 9px; font-weight: 700; }.quick-actions span { color: var(--green); }
.submission-admin-list { display: grid; }.submission-admin-item { display: grid; grid-template-columns: 155px minmax(250px,1fr) minmax(350px,.8fr); gap: 24px; padding: 24px; border-top: 1px solid var(--line); }.submission-meta { display: flex; flex-direction: column; align-items: start; gap: 8px; }.submission-meta > span:first-child { color: var(--blue-dark); font-weight: 800; }.submission-meta small { color: var(--muted); }.submission-copy h3 { margin: 0 0 7px; font-size: 1.05rem; }.submission-copy p { margin: 0 0 8px; color: var(--muted); }.submission-copy a { display: inline-block; margin: 4px 12px 0 0; color: var(--blue-dark); font-weight: 700; font-size: .82rem; }
.review-form { display: grid; gap: 8px; }.review-form textarea { min-height: 65px; }.review-form > div { display: flex; flex-wrap: wrap; gap: 5px; }.review-form button { padding: 7px 9px; color: #32515d; background: #edf4f5; border: 0; border-radius: 6px; font-size: .74rem; font-weight: 700; }.review-form button.success { color: #17693e; background: #e2f6ea; }.review-form button.danger { color: #973945; background: #fdebee; }
.submission-summary { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 25px 20px; }:where(.submission-summary) button { color: #32515d; background: #edf4f5; }.submission-summary button { display: inline-flex; align-items: center; gap: 7px; padding: 7px 12px; border: 1px solid transparent; border-radius: 999px; font-size: .78rem; font-weight: 700; cursor: pointer; }.submission-summary button strong { font-size: .86rem; }.submission-summary button.active { border-color: currentColor; box-shadow: 0 0 0 3px rgba(7,155,211,.12); } .review-current { margin: 0; color: var(--muted); font-size: .8rem; }.review-current strong { color: var(--ink); }.review-form button.is-current { box-shadow: inset 0 0 0 2px currentColor; }.review-form button.is-current::before { content: '✓ '; }.submission-history { grid-column: 1 / -1; padding: 12px 16px; background: #f6fafb; border-radius: 10px; }.submission-history summary { color: var(--blue-dark); font-size: .82rem; font-weight: 700; cursor: pointer; }.submission-history ol { display: grid; gap: 10px; margin: 12px 0 2px; padding: 0; list-style: none; }.submission-history li { display: grid; grid-template-columns: 130px 1fr; gap: 14px; font-size: .82rem; }.submission-history time { color: var(--muted); }.submission-history li p { margin: 3px 0 0; color: var(--muted); }
.settings-grid { align-items: start; }.settings-form { display: grid; gap: 18px; }.switch-field { display: flex; align-items: center; gap: 10px; font-weight: 700; }.switch-field input[type="checkbox"] { width: 38px; height: 21px; accent-color: var(--green); }.health-list { padding: 0; list-style: none; }.health-list li { display: flex; justify-content: space-between; gap: 20px; padding: 11px 0; border-bottom: 1px solid var(--line); }.health-list span { color: var(--muted); }.health-list b { color: #187147; }
.publish-panel { display: grid; grid-template-columns: minmax(300px,1fr) auto; align-items: center; gap: 22px 30px; margin-bottom: 22px; border-top: 4px solid var(--green); }
.publish-summary { display: flex; align-items: center; gap: 16px; }.publish-summary h2 { margin: 3px 0 5px; font-size: 1.35rem; }.publish-summary p { margin: 0; color: var(--muted); }.publish-summary > div > span { color: var(--muted); font-size: .72rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
.publish-indicator { flex: 0 0 auto; width: 14px; height: 14px; background: #d99b25; border-radius: 50%; box-shadow: 0 0 0 7px #fff3d9; }.publish-indicator.is-public { background: var(--green); box-shadow: 0 0 0 7px #e0f7ed; }
.preview-link-panel { grid-column: 1/-1; display: grid; grid-template-columns: minmax(0,1fr) auto auto; align-items: end; gap: 12px; padding-top: 20px; border-top: 1px solid var(--line); }.preview-link-panel input { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: .82rem; }.preview-link-panel p { grid-column: 1/-1; margin: 0; color: var(--muted); font-size: .82rem; }.mini-link-button { padding: 10px 0; color: var(--blue-dark); background: transparent; border: 0; font-weight: 750; text-decoration: underline; cursor: pointer; }
.table-empty { padding: 45px; color: var(--muted); text-align: center; }

.private-site { min-width: 320px; color: var(--ink); background: #eef7f8; }
.private-gate { position: relative; isolation: isolate; display: grid; min-height: 100vh; place-items: center; overflow: hidden; padding: 36px 20px; background: linear-gradient(130deg,#079bd3 0%,#15ae7b 55%,#079bd3 100%); }
.private-gate::before { content: ""; position: absolute; z-index: -1; inset: 0; opacity: .18; background: radial-gradient(circle at 20% 15%,#fff 0 2px,transparent 3px), radial-gradient(circle at 72% 68%,#fff 0 2px,transparent 3px); background-size: 95px 95px,130px 130px; }
.private-gate-card { width: min(620px,100%); padding: clamp(34px,6vw,66px); text-align: center; background: rgba(255,255,255,.97); border: 1px solid rgba(255,255,255,.72); border-radius: 26px; box-shadow: 0 32px 90px rgba(7,64,84,.28); }
.private-gate-card > img { width: min(360px,90%); max-height: 125px; margin-bottom: 30px; }.private-gate-card .eyebrow { margin: 0 0 14px; color: var(--blue-dark); font-size: .76rem; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }.private-gate-card h1 { margin: 0 auto 16px; max-width: 500px; font-size: clamp(2rem,6vw,3.35rem); line-height: 1.02; }.private-gate-card > p:not(.eyebrow) { margin: 0 auto 26px; max-width: 480px; color: var(--muted); font-size: 1.05rem; line-height: 1.65; }.private-gate-card > a { display: block; margin-top: 24px; color: var(--blue-dark); font-weight: 750; }.private-gate-card > small { display: block; margin-top: 8px; color: var(--muted); }
.private-gate-date { display: inline-flex; align-items: center; gap: 13px; padding: 13px 20px; color: #fff; background: linear-gradient(135deg,var(--blue-dark),var(--green)); border-radius: 13px; }.private-gate-date strong { font: 800 1.9rem/1 "Segoe UI Variable Display","Segoe UI",sans-serif; }.private-gate-date span { padding-left: 13px; border-left: 1px solid rgba(255,255,255,.4); text-align: left; font-size: .75rem; font-weight: 800; line-height: 1.15; }
.private-gate-visual i { position: absolute; z-index: -1; width: 170px; height: 170px; border: 28px solid rgba(255,255,255,.09); border-radius: 50%; }.private-gate-visual i:nth-child(1) { left: -50px; top: 12%; }.private-gate-visual i:nth-child(2) { right: -45px; bottom: 10%; width: 230px; height: 230px; }.private-gate-visual i:nth-child(3) { left: 16%; bottom: -90px; width: 130px; height: 130px; }.private-gate-visual i:nth-child(4) { right: 18%; top: -80px; width: 150px; height: 150px; }

@media (max-width: 1050px) {
  .site-nav { gap: 15px; font-size: .85rem; }
  .hero-grid { grid-template-columns: 1fr 285px; gap: 40px; }
  .hero h1 em { margin-left: 0; }
  .science-grid { gap: 45px; }
  .admin-shell { grid-template-columns: 200px minmax(0,1fr); }
  .admin-content { padding-inline: 25px; }
  .stat-grid { grid-template-columns: repeat(2,1fr); }
  .admin-grid-two { grid-template-columns: 1fr; }
  .submission-admin-item { grid-template-columns: 140px 1fr; }.review-form { grid-column: 1/-1; }
}

@media (max-width: 800px) {
  :root { --shell: min(100% - 28px, 680px); }
  .section { padding: 76px 0; }
  .site-header { height: 72px; }
  .brand { width: 150px; height: 60px; }.brand img { width: 128px; }
  .nav-toggle { display: block; }
  .site-nav { position: absolute; top: 72px; left: 0; right: 0; display: none; align-items: stretch; padding: 18px 20px 25px; background: #fff; border-bottom: 1px solid var(--line); box-shadow: 0 20px 40px rgba(10,45,60,.12); }
  .site-nav.open { display: grid; }.site-nav a { padding: 10px!important; }.site-nav .button { margin-top: 5px; }
  .hero-grid { min-height: auto; grid-template-columns: 1fr; gap: 35px; padding-block: 65px 70px; }
  .hero h1 { font-size: clamp(3.5rem, 16vw, 6rem); }.hero h1 em { display: block; }
  .event-ticket { align-self: auto; margin: 0; max-width: 350px; }
  .ribbon-grid { grid-template-columns: 1fr; }.ribbon-grid > div { border-left: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .split-intro, .science-grid, .faq-grid, .venue-grid, .form-layout, .participant-grid { grid-template-columns: 1fr; gap: 45px; }
  .poster-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }.poster-detail-grid { grid-template-columns: 1fr; }.poster-qr-card { max-width: 320px; }
  .form-aside, .faq-grid > div:first-child { position: static; }
  .section-heading { align-items: start; flex-direction: column; }.day-switch { align-self: stretch; }.day-switch button { flex: 1; }
  .program-day { padding: 28px 22px; }.timeline::before { left: 79px; }.timeline-item { grid-template-columns: 58px 14px 1fr; gap: 13px; }.timeline-item.type-highlight, .timeline-item.type-workshop { background-position-x: 100px; }
  .workshop-grid { grid-template-columns: 1fr; }.workshop-card { min-height: 320px; }
  .science-visual { min-height: 390px; }
  .venue-grid { min-height: auto; }.venue-panel { padding: 70px 0 25px; }.venue-coordinates { min-height: 350px; }
  .faq-grid > div:first-child { margin-bottom: 10px; }.final-cta .shell { align-items: start; flex-direction: column; }
  .footer-grid { grid-template-columns: repeat(2,1fr); }.footer-brand { grid-column: 1/-1; }
  .page-intro { padding: 68px 0 58px; }
  .form-card { padding: 30px 23px; }.form-aside { order: 2; }.field-grid { grid-template-columns: 1fr; }.field-wide { grid-column: auto; }.choice-grid.three { grid-template-columns: 1fr; }.choice-grid.two { grid-template-columns: 1fr; }
  .form-submit, .upload-box { align-items: stretch; flex-direction: column; }.form-submit .button, .upload-box .button { width: 100%; }
  .status-overview, .submission-status { grid-template-columns: 1fr; }.detail-list > div, .detail-list.compact > div { grid-template-columns: 1fr; gap: 6px; }
  .admin-shell { display: block; }.admin-sidebar { position: static; height: auto; padding: 14px; }.admin-title { display: none; }.admin-sidebar nav { grid-template-columns: repeat(4,1fr); margin: 0; overflow-x: auto; }.admin-sidebar nav a { justify-content: center; white-space: nowrap; }.admin-sidebar nav a span, .admin-logout { display: none; }.admin-content { padding: 25px 14px 60px; }.stat-grid { grid-template-columns: 1fr 1fr; }.quick-actions { grid-template-columns: 1fr 1fr; }.panel-tools { width: 100%; flex-direction: column; }.panel-tools input { min-width: 0; }.admin-panel.full .panel-heading { align-items: start; flex-direction: column; }
  .publish-panel { grid-template-columns: 1fr; }.publish-panel > form { justify-self: start; }.preview-link-panel { grid-template-columns: 1fr; align-items: stretch; }.preview-link-panel p { grid-column: 1; }
}

@media (max-width: 520px) {
  .hero-kicker { align-items: start; flex-direction: column; }.hero h1 { font-size: 3.5rem; }.hero-subtitle { font-size: 1.35rem; }.hero-actions .button { width: 100%; }
  .ticket-date strong { font-size: 3.2rem; }
  .day-title { flex-direction: column; gap: 12px; }.program-download { align-items: start; flex-direction: column; }
  .workshop-card { padding: 30px 25px; }
  .check-list { grid-template-columns: 1fr; }.evidence-card { left: 25px; }.evidence-card.accent { right: 25px; }.science-visual { min-height: 350px; }.evidence-line { left: 145px; width: 115px; }
  .footer-grid { grid-template-columns: 1fr; }.footer-brand { grid-column: auto; }.footer-bottom { flex-direction: column; gap: 5px; }
  .form-card { margin-inline: -4px; padding: 27px 18px; }.choice-list label > span { grid-template-columns: 1fr; }.choice-list small { grid-column: 1; text-align: left; }
  .stat-grid, .quick-actions { grid-template-columns: 1fr; }.submission-history li { grid-template-columns: 1fr; gap: 2px; }.admin-topbar { align-items: start; flex-direction: column; }.submission-admin-item { grid-template-columns: 1fr; }.review-form { grid-column: auto; }
  .poster-grid { grid-template-columns: 1fr; }.poster-admin-tools { align-items: start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto!important; transition: none!important; animation: none!important; } }
@media print { .site-header, .site-footer, .button, .flash-stack { display: none!important; } body { background: #fff; }.page-intro, .section { padding: 25px 0; }.dashboard-card { box-shadow: none; }.poster-print-card { border: 0; box-shadow: none; }.poster-print-card .qr-placeholder { margin-block: 30px; } }

/* Programme and financial corrections, September 2026 */
.session-topics { margin: 16px 0 0; padding-left: 20px; }
.session-topics li { margin-bottom: 16px; }
.speaker-link { text-decoration: underline; text-underline-offset: 3px; font-weight: 600; }
.speaker-photo { max-width: 220px; border-radius: 12px; }
.timeline-item time { overflow-wrap: anywhere; font-size: .85rem; }
.ribbon-grid > div > a { grid-column: 1 / -1; display: grid; color: inherit; }
.upload-box { flex-wrap: wrap; }
.upload-box .field { flex: 1 1 220px; }
.row-actions input[type=file] { max-width: 220px; }

[hidden] { display: none !important; }

.committees-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; align-items: start; }
.committee-card:first-child { grid-column: 1 / -1; }
.committee-card h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
.committee-card h3 { margin-top: 28px; font-size: 1.05rem; color: var(--muted); }
.committee-card ul { padding-left: 20px; margin-bottom: 0; }
.committee-card li { margin-block: 8px; }
@media (max-width: 760px) { .committees-grid { grid-template-columns: 1fr; } }