/* Foundations */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--space-6); }
body { margin: 0; background: var(--paper); color: var(--ink); font: 1rem/1.65 var(--font-body); }
body, button { -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; height: auto; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
a { color: inherit; text-underline-offset: 0.25em; }
a, button { touch-action: manipulation; }
button, a, [tabindex] { outline-offset: 5px; }
:focus-visible { outline: 3px solid var(--brand-dark); }
main:focus, section:focus, footer:focus { outline: none; }
[hidden] { display: none !important; /* Preserve the semantic hidden state. */ }
h1, h2, h3, p, figure { margin: 0; }
h1, h2, h3 { text-wrap: balance; }
h1, h2 { font-family: var(--font-heading); font-weight: 600; line-height: 1.03; letter-spacing: -0.045em; }
h1 { font-size: clamp(3.5rem, 7.8vw, 7.25rem); }
h2 { font-size: clamp(2.5rem, 4.5vw, 4.5rem); }
h3 { font-size: 1.375rem; line-height: 1.3; font-weight: 550; }
p, h1, h2, h3, a { overflow-wrap: anywhere; }
::selection { background: var(--brand-soft); color: var(--brand-deep); }
.container { width: min(var(--content-width), calc(100% - var(--page-gutter) * 2)); margin-inline: auto; }
.section { padding-block: var(--section-space); }
.visually-hidden { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0, 0, 0, 0) !important; white-space: nowrap !important; border: 0 !important; }
.icon { width: 21px; height: 21px; flex: 0 0 21px; }
.eyebrow { font-size: 0.875rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; }
.lead { font-size: clamp(1rem, 1.6vw, 1.1875rem); line-height: 1.65; }
.text-link { display: inline-flex; align-items: center; justify-content: space-between; gap: var(--space-4); min-height: 44px; font-weight: 550; text-decoration: none; }
.text-link:hover { text-decoration: underline; }
.button { display: inline-flex; min-height: 52px; align-items: center; justify-content: center; gap: var(--space-6); padding: 12px 24px; border: 1px solid transparent; border-radius: var(--radius-pill); font-weight: 550; text-decoration: none; transition: background-color 150ms, color 150ms; }
.button-primary { background: var(--brand-dark); color: var(--surface); }
.button-primary:hover { background: var(--brand-deep); }
.button-light { color: var(--brand-deep); background: var(--paper); }
.button-light:hover { background: var(--brand-soft); }
.button-secondary { color: var(--brand-deep); border-color: var(--brand-dark); }
.button-secondary:hover { background: var(--brand-soft); }
.skip-link { position: fixed; left: var(--space-4); top: var(--space-4); z-index: 10; transform: translateY(-200%); padding: 12px 20px; border-radius: var(--radius-small); background: var(--brand-deep); color: var(--surface); }
.skip-link:focus { transform: translateY(0); }
.preview-toolbar { position: sticky; z-index: 100; top: 0; display: flex; align-items: center; justify-content: center; gap: var(--space-4); min-height: 56px; padding: var(--space-2) var(--page-gutter); background: var(--brand-deep); color: var(--surface); font-size: 0.9rem; font-weight: 600; text-align: center; }
.preview-toolbar a { display: inline-flex; align-items: center; min-height: 40px; padding-inline: var(--space-4); border-radius: var(--radius-pill); background: var(--paper); color: var(--brand-deep); text-decoration: none; }

/* Shared navigation */
.site-header { border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: var(--space-8); min-height: 128px; }
.brand { flex: 0 0 auto; display: block; padding-block: var(--space-2); }
.brand-full { width: 112px; height: 112px; object-fit: contain; }
.brand-symbol { display: none; }
.navigation { display: flex; align-items: center; gap: clamp(20px, 2.5vw, 40px); }
.navigation a { display: inline-flex; align-items: center; gap: var(--space-2); min-height: 44px; text-decoration: none; font-size: 1rem; }
.navigation a:hover { text-decoration: underline; }
.navigation a[aria-current="page"] { color: var(--brand-deep); text-decoration: underline; text-decoration-thickness: 2px; }
.members-link { border-left: 1px solid var(--line); padding-left: var(--space-8); color: var(--brand-dark); }
.menu-toggle { display: none; }

/* Homepage */
.hero { padding-top: clamp(40px, 5vw, 72px); }
.hero-intro { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(32px, 6vw, 96px); align-items: end; margin-bottom: clamp(32px, 4vw, 56px); }
.hero h1 { color: var(--brand-deep); max-width: 10ch; }
.hero-eyebrow { margin-bottom: var(--space-4); color: var(--brand-dark); }
.hero-copy { padding-bottom: var(--space-2); max-width: 550px; }
.hero-copy .lead { max-width: 45ch; color: var(--ink-soft); }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-4) var(--space-6); margin-top: var(--space-8); }
.hero-photo { overflow: hidden; border-radius: var(--radius); background: var(--brand-soft); }
.hero-photo img { width: 100%; height: auto; aspect-ratio: 2.12; object-fit: cover; object-position: 50% 60%; }
.hero-photo figcaption, figcaption, .image-caption { padding-top: var(--space-3); color: var(--ink-soft); font-size: 0.875rem; }
.introduction { display: grid; grid-template-columns: 1fr 2fr; gap: var(--space-16); }
.section-label { display: flex; gap: var(--space-6); align-items: baseline; color: var(--brand-dark); }
.section-number { font-size: 0.875rem; }
.introduction-copy { max-width: var(--reading-width); }
.editorial-text { margin-top: var(--space-8); font-size: clamp(1.125rem, 2vw, 1.5rem); line-height: 1.65; }
.introduction-copy .text-link { margin-top: var(--space-6); color: var(--brand-dark); }
.dates-section { background: var(--brand-soft); }
.section-heading { display: flex; align-items: center; justify-content: space-between; gap: var(--space-8); margin-top: var(--space-8); margin-bottom: var(--space-12); color: var(--brand-deep); }
.large-arrow { font-size: clamp(4rem, 8vw, 7rem); font-weight: 200; line-height: 1; }
.empty-state { display: grid; grid-template-columns: 80px 1fr auto; align-items: center; gap: var(--space-8); border-top: 1px solid var(--brand); padding-top: var(--space-8); }
.empty-state p { margin-top: var(--space-2); color: var(--ink-soft); }
.empty-symbol { font-size: 3rem; color: var(--brand-dark); }
.empty-state .text-link { color: var(--brand-deep); }
.event { display: grid; grid-template-columns: 140px 1fr auto; align-items: center; gap: var(--space-8); padding-block: var(--space-8); border-top: 1px solid var(--brand); }
.event-date { display: flex; flex-direction: column; color: var(--brand-deep); }
.event-day { font-family: var(--font-heading); font-size: 3.75rem; font-weight: 600; line-height: 1.1; }
.event-content h3 { margin-block: var(--space-2); }
.event-content h3 a { text-decoration: none; }
.event-content h3 a:hover { text-decoration: underline; }
.event-content p:last-child { max-width: 65ch; color: var(--ink-soft); }
.join-section { padding-block: var(--section-space); }
.join-panel { display: grid; grid-template-columns: 1.1fr 1fr; align-items: end; gap: var(--space-16); padding: clamp(32px, 5vw, 72px); border-radius: var(--radius-large); background: var(--brand-deep); color: var(--paper); }
.join-panel h2 { margin-top: var(--space-8); font-size: clamp(3rem, 5vw, 5.25rem); }
.join-copy .button { margin-top: var(--space-8); }
.join-panel :focus-visible { outline-color: var(--paper); }
.section-more { margin-top: var(--space-6); color: var(--brand-deep); }

/* Public editorial pages */
.page-hero { padding-block: clamp(56px, 8vw, 120px); }
.page-hero > .eyebrow, .page-hero > .container > .eyebrow { margin-bottom: var(--space-8); color: var(--brand-dark); }
.page-hero-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(32px, 7vw, 112px); align-items: end; }
.page-hero-grid-single { grid-template-columns: 1fr; }
.page-hero-grid h1 { max-width: 10ch; color: var(--brand-deep); }
.page-hero-grid .lead { max-width: 48ch; color: var(--ink-soft); }
.page-hero-dark { width: 100%; background: var(--brand-deep); color: var(--paper); }
.page-hero-dark > .container { width: min(var(--content-width), calc(100% - var(--page-gutter) * 2)); margin-inline: auto; }
.page-hero-dark > .container > .eyebrow, .page-hero-dark .page-hero-grid h1, .page-hero-dark .page-hero-grid .lead { color: inherit; }
.prose-copy { white-space: pre-line; font-size: clamp(1.0625rem, 1.5vw, 1.25rem); line-height: 1.75; }
.editorial-feature { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(280px, 0.8fr); gap: clamp(32px, 6vw, 88px); align-items: center; padding-bottom: var(--section-space); }
.editorial-photo { min-width: 0; }
.editorial-photo img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: var(--radius); background: var(--brand-soft); }
.editorial-aside .eyebrow { margin-bottom: var(--space-6); color: var(--brand-dark); }
.chapter-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-16); padding-block: var(--section-space); border-top: 1px solid var(--line); }
.chapter-grid article { display: grid; grid-template-columns: 48px 1fr; gap: var(--space-4) var(--space-6); }
.chapter-grid h2 { font-size: clamp(2rem, 3.5vw, 3.5rem); }
.chapter-grid .prose-copy { grid-column: 2; margin-top: var(--space-3); }
.section-number { color: var(--brand-dark); }
.director-section { padding-block: var(--section-space); background: var(--brand-pale); }
.director-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: var(--space-16); }
.director-grid h2 { margin-top: var(--space-4); color: var(--brand-deep); }
.director-name { margin-top: var(--space-6); font-size: 1.25rem; font-weight: 600; }
.director-photo { margin-top: var(--space-8); }
.director-photo img { width: 100%; max-height: 560px; object-fit: cover; border-radius: var(--radius); }
.dates-page { background: var(--brand-soft); }
.event-detail { padding-block: clamp(40px, 6vw, 88px) var(--section-space); }
.back-link { margin-bottom: var(--space-12); color: var(--brand-dark); }
.event-detail-header { display: grid; grid-template-columns: 1.1fr 0.8fr; gap: clamp(32px, 6vw, 96px); align-items: end; }
.event-detail-header-single { grid-template-columns: 1fr; }
.event-detail-header .eyebrow { margin-bottom: var(--space-6); color: var(--brand-dark); }
.event-detail-header h1 { max-width: 11ch; color: var(--brand-deep); }
.event-detail-header .lead { max-width: 45ch; color: var(--ink-soft); }
.event-detail-photo { margin-top: var(--space-12); }
.event-detail-photo img { width: 100%; max-height: 720px; aspect-ratio: 2 / 1; object-fit: cover; border-radius: var(--radius); }
.event-detail-grid { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: var(--space-16); padding-top: var(--section-space); }
.event-facts { margin: 0; }
.event-facts > div { padding-block: var(--space-6); border-top: 1px solid var(--line); }
.event-facts dt { margin-bottom: var(--space-2); color: var(--ink-soft); font-size: 0.875rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; }
.event-facts dd { margin: 0; font-size: 1.125rem; }
.event-facts dd span { display: block; color: var(--ink-soft); }
.event-detail-grid .button { margin-top: var(--space-8); }
.steps-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 var(--space-16); padding-block: var(--section-space); }
.steps-grid article { position: relative; display: grid; grid-template-columns: 48px 1fr; gap: var(--space-4) var(--space-6); padding-block: var(--space-12); border-top: 1px solid var(--line); }
.step-number { color: var(--brand-dark); }
.steps-grid h2 { font-size: clamp(2rem, 3vw, 3.25rem); }
.steps-grid .prose-copy, .steps-grid .detail-note { grid-column: 2; }
.steps-grid .detail-note { margin-top: var(--space-4); color: var(--ink-soft); }
.page-cta { display: flex; align-items: center; justify-content: space-between; gap: var(--space-12); margin-bottom: var(--section-space); padding: clamp(32px, 5vw, 64px); border-radius: var(--radius-large); background: var(--brand-deep); color: var(--paper); }
.page-cta h2 { margin-top: var(--space-3); font-size: clamp(2.5rem, 4vw, 4.25rem); }
.page-cta :focus-visible { outline-color: var(--paper); }
.contact-grid { display: grid; grid-template-columns: 1fr 0.9fr; gap: clamp(40px, 8vw, 120px); padding-bottom: var(--section-space); }
.contact-guidance h2 { margin-bottom: var(--space-8); font-size: clamp(2rem, 3vw, 3.5rem); }
.contact-card { padding: clamp(28px, 4vw, 48px); border-radius: var(--radius-large); background: var(--brand-soft); }
.contact-card address { display: flex; flex-direction: column; align-items: start; gap: var(--space-3); margin-top: var(--space-6); font-style: normal; }
.contact-card address p { white-space: pre-line; }
.contact-primary { display: inline-flex; align-items: center; gap: var(--space-3); font-size: clamp(1.125rem, 2vw, 1.5rem); font-weight: 600; }
.contact-place { margin-top: var(--space-12); padding-top: var(--space-6); border-top: 1px solid var(--brand); }
.contact-place .eyebrow { margin-bottom: var(--space-3); }
.contact-social { margin-top: var(--space-8); }
.contact-photo { margin-bottom: var(--section-space); }
.contact-photo img { width: 100%; max-height: 620px; object-fit: cover; border-radius: var(--radius); }
.legal-page { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: var(--space-16); padding-block: var(--section-space); }
.legal-page header { position: sticky; top: var(--space-8); align-self: start; }
.legal-page h1 { margin-top: var(--space-6); font-size: clamp(3rem, 5vw, 5.5rem); color: var(--brand-deep); }
.legal-copy { max-width: var(--reading-width); }
.legal-copy section { margin-top: var(--space-12); padding-top: var(--space-8); border-top: 1px solid var(--line); }
.legal-copy h2 { margin-bottom: var(--space-6); font-size: 2rem; }
.legal-copy address { font-style: normal; }
.legal-copy address p { white-space: pre-line; }

/* Shared footer and errors */
.site-footer { border-top: 1px solid var(--line); }
.footer-main { display: flex; justify-content: space-between; gap: var(--space-12); padding-block: var(--space-16); }
.footer-title { margin-top: var(--space-6); font-size: clamp(2rem, 3vw, 3rem); color: var(--brand-deep); }
.footer-contact { display: flex; flex-direction: column; align-items: start; justify-content: center; gap: var(--space-3); max-width: 32rem; }
.footer-contact p { color: var(--ink-soft); }
.contact-details { display: flex; flex-direction: column; align-items: start; gap: var(--space-1); font-style: normal; }
.social-links { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.social-link { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: var(--radius-small); color: var(--brand-deep); }
.social-link:hover { background: var(--brand-soft); }
.social-logo { display: block; width: 28px; height: 28px; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; gap: var(--space-6); border-top: 1px solid var(--line); padding-block: var(--space-6); font-size: 0.875rem; color: var(--ink-soft); }
.footer-links { display: flex; align-items: center; gap: var(--space-6); }
.footer-bottom a { display: inline-flex; align-items: center; min-height: 44px; gap: var(--space-4); text-decoration: none; }
.footer-bottom a:hover { text-decoration: underline; }
.error-page h1 { max-width: 16ch; margin-block: var(--space-8); }

@media (max-width: 1000px) {
  .header-inner { gap: var(--space-4); }
  .navigation { gap: var(--space-3); }
  .navigation a { font-size: 0.875rem; }
  .members-link { padding-left: var(--space-3); }
  .hero-intro { gap: var(--space-8); }
  .hero-actions { gap: var(--space-3); }
  .introduction { grid-template-columns: 1fr 2fr; gap: var(--space-8); }
  .editorial-feature { grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.8fr); }
  .chapter-grid, .steps-grid { gap: var(--space-8); }
  .empty-state { grid-template-columns: 40px 1fr; }
  .empty-state > .text-link { grid-column: 2; justify-self: start; }
}

@media (max-width: 899px) {
  .header-inner { min-height: 92px; flex-wrap: wrap; gap: 0 var(--space-6); }
  .brand-full { display: none; }
  .brand-symbol { display: block; width: 56px; height: 58px; object-fit: contain; }
  .navigation { width: 100%; flex-wrap: wrap; justify-content: space-between; gap: var(--space-2) var(--space-6); padding-bottom: var(--space-6); }
  .navigation a { font-size: 1rem; }
  .members-link { padding-left: 0; border: 0; }
  .navigation[data-collapsed="true"] { display: none; }
  .navigation[data-collapsed="false"] { display: flex; flex-direction: column; align-items: stretch; gap: var(--space-1); }
  .navigation[data-collapsed="false"] a { justify-content: space-between; padding-block: var(--space-2); }
  .menu-toggle { display: inline-flex; align-items: center; gap: var(--space-3); min-height: 44px; padding: 8px 16px; border: 1px solid var(--brand-dark); border-radius: var(--radius-pill); background: transparent; color: var(--brand-deep); cursor: pointer; }
  .menu-mark { width: 18px; height: 8px; border-top: 1px solid currentColor; border-bottom: 1px solid currentColor; }
  .menu-toggle[aria-expanded="true"] .menu-mark { height: 0; border-bottom: 0; }
  .hero-intro { grid-template-columns: 1fr; gap: var(--space-6); }
  .hero h1 { font-size: clamp(3.4rem, 13vw, 5.5rem); max-width: 11ch; }
  .hero-actions { margin-top: var(--space-6); gap: var(--space-3) var(--space-6); }
  .hero-photo img { aspect-ratio: 4 / 3; object-position: center; }
  .introduction { grid-template-columns: 1fr; gap: var(--space-8); }
  .editorial-text { margin-top: var(--space-6); }
  .section-heading { margin-top: var(--space-6); margin-bottom: var(--space-8); }
  .large-arrow { font-size: 3.5rem; align-self: end; }
  .empty-state { grid-template-columns: 1fr; gap: var(--space-4); }
  .empty-symbol { display: none; }
  .empty-state > .text-link { grid-column: 1; }
  .event { grid-template-columns: 80px minmax(0, 1fr); gap: var(--space-6); align-items: start; }
  .event > .text-link { grid-column: 2; justify-self: start; }
  .event-date { font-size: 0.875rem; }
  .event-day { font-size: 3rem; }
  .join-panel { grid-template-columns: 1fr; gap: var(--space-8); padding: var(--space-8); }
  .join-panel h2 { margin-top: var(--space-6); }
  .page-hero-grid, .editorial-feature, .chapter-grid, .director-grid, .event-detail-header, .event-detail-grid, .steps-grid, .contact-grid, .legal-page { grid-template-columns: 1fr; }
  .page-hero-grid { gap: var(--space-8); }
  .page-hero-grid h1 { font-size: clamp(3.4rem, 13vw, 5.5rem); }
  .editorial-feature { align-items: start; }
  .chapter-grid article, .steps-grid article { grid-template-columns: 36px 1fr; }
  .chapter-grid .prose-copy, .steps-grid .prose-copy, .steps-grid .detail-note { grid-column: 1 / -1; }
  .event-detail-header, .event-detail-grid, .contact-grid, .legal-page { gap: var(--space-8); }
  .event-detail-photo img { aspect-ratio: 4 / 3; }
  .page-cta { align-items: start; flex-direction: column; }
  .legal-page header { position: static; }
  .footer-main { flex-direction: column; gap: var(--space-8); padding-block: var(--space-12); }
  .footer-bottom, .footer-links { flex-wrap: wrap; gap: var(--space-2) var(--space-6); }
  .preview-toolbar { align-items: stretch; flex-direction: column; padding-block: var(--space-3); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none; animation: none; }
}