/* =========================================================
   WORLD BUSINESS SUMMIT 2027 — CORE STYLESHEET
   Design system: deep navy + paper + restrained brass accent.
   Built on top of Bootstrap 5 (grid/utilities only — visual
   language below is custom, not Bootstrap defaults).
   ========================================================= */

:root {
  --navy-950: #071B32;
  --navy-900: #0A294A;
  --navy-800: #123258;
  --navy-700: #1C3F63;
  --paper: #F6F4EF;
  --paper-dim: #EFEBE1;
  --white: #FFFFFF;
  --charcoal: #22201C;
  --charcoal-70: rgba(34, 32, 28, 0.7);
  --charcoal-50: rgba(34, 32, 28, 0.5);
  --brass: #A87C3F;
  --brass-light: #C79A5B;
  --brass-text: #866332; /* WCAG AA-safe (4.97:1) gold for small text on light/paper backgrounds — use var(--brass)/var(--brass-light) only on navy backgrounds */
  --line: #DAD5C8;
  --line-on-navy: #28405F;
  --white-70: rgba(255, 255, 255, 0.72);
  --white-50: rgba(255, 255, 255, 0.5);

  --font-body: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --container-max: 1320px;
  --section-pad-y: 7rem;
  --section-pad-y-sm: 3.5rem;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

@media (max-width: 767.98px) {
  :root {
    --section-pad-y: 3.75rem;
  }
}

* { box-sizing: border-box; }

/* Visible keyboard focus states throughout (Section 32: accessibility) */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
.btn-wbs:focus-visible {
  outline: 2px solid var(--brass);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 2000;
  background: var(--navy-950);
  color: var(--white);
  padding: 1rem 1.5rem;
  font-weight: 700;
  font-size: 0.9rem;
}
.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--charcoal);
  font-weight: 400;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.container-wbs {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (min-width: 992px) {
  .container-wbs { padding: 0 2.5rem; }
}

/* ---------- Layout-breaking primitives ----------
   The point of these: not every section should be a centered box of the
   same width as every other section. Real editorial layouts bleed,
   overlap and vary width. Use sparingly, at specific structural moments. */

/* Full-bleed: ignores the container entirely, runs edge-to-edge */
.bleed {
  width: 100vw;
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
}

/* A block of text that overlaps a full-bleed image below/beside it,
   breaking the "text column | image column" symmetry */
.overlap-frame {
  position: relative;
}
.overlap-text {
  position: relative;
  z-index: 2;
  background: var(--paper);
  padding: 3rem 2.5rem;
  max-width: 800px;
}
@media (min-width: 992px) {
  .overlap-text {
    margin-top: -6rem;
    margin-bottom: -6rem;
  }
  .overlap-text.pull-right { margin-left: auto; }
}

/* Watermark numeral: oversized, low-opacity, sits behind text as a background device */
.watermark-numeral {
  position: absolute;
  top: -2.5rem;
  left: -0.5rem;
  font-size: clamp(9rem, 22vw, 18rem);
  font-weight: 800;
  line-height: 1;
  color: rgba(255,255,255,0.05);
  z-index: 0;
  pointer-events: none;
  user-select: none;
}
.watermark-host { position: relative; z-index: 1; }

/* One-sided bleed: image runs to the viewport edge on one side while text stays
   in the normal container padding on the other — an asymmetric break, not a
   symmetric two-column card */
.side-bleed-row {
  display: grid;
  grid-template-columns: 1fr;
  align-items: stretch;
}
@media (min-width: 992px) {
  .side-bleed-row { grid-template-columns: 6fr 6fr; gap: 3rem; }
  .side-bleed-row.image-right { grid-template-columns: 7fr 5fr; }
}
.side-bleed-media {
  position: relative;
  min-height: 320px;
}
@media (min-width: 992px) {
  .side-bleed-row.image-right .side-bleed-media {
    margin-right: calc(-1 * (100vw - var(--container-max)) / 2 - 2.5rem);
  }
}
.side-bleed-media img { width: 100%; height: 100%; object-fit: cover; display: block; position: absolute; inset: 0; }

section, .section {
  padding: var(--section-pad-y) 0;
}

.section-tight { padding: 3rem 0; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-body);
  font-weight: 600;
  color: var(--navy-900);
  letter-spacing: -0.01em;
  margin: 0;
}

.display-headline {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.02em;
}

.section-headline {
  font-size: clamp(1.9rem, 3.4vw, 3rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.015em;
}

.sub-headline {
  font-size: clamp(1.35rem, 2vw, 1.75rem);
  font-weight: 600;
  line-height: 1.3;
}

p { margin: 0 0 1rem; }
p:last-child { margin-bottom: 0; }

.lede {
  font-size: clamp(1.05rem, 1.4vw, 1.3rem);
  font-weight: 400;
  color: var(--charcoal-70);
  line-height: 1.6;
  max-width: 46ch;
}

a { color: inherit; text-decoration: none; }

.kicker {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brass-text);
  margin-bottom: 1rem;
}
/* On navy backgrounds, brass-text (dark gold) fails contrast — use the lighter variant instead */
.hero .kicker, .deal-room .kicker, .cta-band .kicker, .bg-navy .kicker,
.page-header .kicker, .partner-tier.featured .kicker, .speaker-tba .kicker,
.numbers-band .kicker {
  color: var(--brass-light);
}

.rule {
  width: 100%;
  height: 1px;
  background: var(--line);
  border: none;
  margin: 0;
}

.rule-navy { background: var(--line-on-navy); }

/* ---------- Buttons ---------- */
.btn-wbs {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  padding: 0.95rem 1.9rem;
  border-radius: 2px;
  border: 1px solid transparent;
  transition: background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
  white-space: nowrap;
}

.btn-wbs-primary {
  background: var(--brass);
  color: var(--navy-950);
}
.btn-wbs-primary:hover { background: var(--brass-light); color: var(--navy-950); }

.btn-wbs-outline-light {
  background: transparent;
  color: var(--white);
  border-color: var(--white-50);
}
.btn-wbs-outline-light:hover { border-color: var(--white); background: rgba(255,255,255,0.06); }

.btn-wbs-outline-dark {
  background: transparent;
  color: var(--navy-900);
  border-color: var(--navy-900);
}
.btn-wbs-outline-dark:hover { background: var(--navy-900); color: var(--white); }

.btn-wbs-navy {
  background: var(--navy-900);
  color: var(--white);
}
.btn-wbs-navy:hover { background: var(--navy-700); color: var(--white); }

/* ---------- Nav ---------- */
.wbs-nav {
  position: absolute;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1.35rem 0;
  background: transparent;
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease);
  border-bottom: 1px solid transparent;
}

.wbs-nav.is-scrolled,
.wbs-nav.is-light {
  background: rgba(246, 244, 239, 0.94);
  backdrop-filter: none;
  border-bottom: 1px solid var(--line);
  padding: 0.9rem 0;
}

.wbs-nav.is-scrolled .wbs-nav-link,
.wbs-nav.is-light .wbs-nav-link,
.wbs-nav.is-scrolled .wbs-logo,
.wbs-nav.is-light .wbs-logo { color: var(--navy-900); }

.wbs-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.wbs-logo {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  color: var(--white);
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
}
.wbs-logo small { font-weight: 500; font-size: 0.7rem; letter-spacing: 0.1em; color: var(--brass-light); }
.wbs-nav.is-scrolled .wbs-logo small, .wbs-nav.is-light .wbs-logo small { color: var(--brass-text); }

.wbs-nav-links {
  display: none;
  align-items: center;
  gap: 2.1rem;
  list-style: none;
  margin: 0; padding: 0;
}

@media (min-width: 992px) {
  .wbs-nav-links { display: flex; }
}

.wbs-nav-link {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
  position: relative;
  padding-bottom: 3px;
}
.wbs-nav-link::after {
  content: "";
  position: absolute; left: 0; bottom: 0;
  width: 0; height: 1px;
  background: currentColor;
  transition: width 0.3s var(--ease);
}
.wbs-nav-link:hover::after,
.wbs-nav-link.active::after { width: 100%; }

.wbs-nav-cta {
  display: none;
}
@media (min-width: 992px) { .wbs-nav-cta { display: inline-flex; } }

.wbs-nav-toggle {
  display: inline-flex;
  background: none;
  border: 1px solid currentColor;
  border-radius: 2px;
  padding: 0.5rem 0.7rem;
  color: var(--white);
}
.wbs-nav.is-scrolled .wbs-nav-toggle,
.wbs-nav.is-light .wbs-nav-toggle { color: var(--navy-900); }
@media (min-width: 992px) { .wbs-nav-toggle { display: none; } }

.wbs-mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--navy-950);
  z-index: 1100;
  padding: 6.5rem 1.75rem 2.5rem;
  transform: translateY(-100%);
  transition: transform 0.4s var(--ease);
  overflow-y: auto;
}
.wbs-mobile-menu.is-open { transform: translateY(0); }
.wbs-mobile-menu ul { list-style: none; margin: 0; padding: 0; }
.wbs-mobile-menu li { border-bottom: 1px solid var(--line-on-navy); }
.wbs-mobile-menu a {
  display: block;
  padding: 1.15rem 0;
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--white);
}
.wbs-mobile-close {
  position: absolute;
  top: 1.5rem; right: 1.5rem;
  background: none; border: none; color: var(--white);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  background: var(--navy-950);
  color: var(--white);
  overflow: hidden;
}
.hero-media {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center 30%;
}
.hero-scrim {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(7,27,50,0.72) 0%, rgba(7,27,50,0.28) 42%, rgba(7,27,50,0.96) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  padding-bottom: 4.5rem;
  padding-top: 11rem;
  width: 100%;
}

/* Event identity lockup: WBS / YEAR treated as a designed mark, not a sentence */
.event-lockup {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.event-lockup .mark-primary {
  font-size: clamp(1.15rem, 2.1vw, 1.5rem);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brass-light);
}
.event-lockup .mark-year {
  font-size: clamp(4rem, 10vw, 8rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 0.85;
  color: var(--white);
}

.event-facts {
  display: flex;
  flex-wrap: wrap;
  column-gap: 3rem;
  row-gap: 1.5rem;
  margin-top: 2rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--line-on-navy);
}
.event-fact-label {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--white-50);
  margin-bottom: 0.5rem;
}
.event-fact-value {
  font-size: clamp(1.05rem, 1.6vw, 1.35rem);
  font-weight: 600;
  color: var(--white);
  line-height: 1.25;
}

.hero-position {
  margin-top: 2.25rem;
  font-size: clamp(1.05rem, 1.6vw, 1.4rem);
  font-weight: 400;
  color: var(--white-70);
  max-width: 38ch;
  line-height: 1.45;
}

/* Hero tagline */
.hero-tagline {
  margin-top: 1.25rem;
  font-size: clamp(0.95rem, 1.4vw, 1.15rem);
  font-weight: 500;
  letter-spacing: 0.01em;
  line-height: 1.4;
  color: var(--white-70);
  max-width: 46ch;
}

/* Date/location: treated as a major visual element, not small metadata */
.hero-datetime {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.9rem 1.75rem;
  margin-top: 1.5rem;
}
.hero-datetime .loc {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: clamp(1rem, 1.7vw, 1.3rem);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--white);
}
.hero-datetime .loc::before {
  content: "";
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--brass-light);
  flex: none;
}
.hero-datetime .dates {
  font-size: clamp(1rem, 1.7vw, 1.3rem);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--brass-light);
}
.hero-datetime .sep { color: var(--white-50); font-weight: 400; }

.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.hero-reveal {
  opacity: 0;
  transform: translateY(18px);
  animation: heroRise 0.9s var(--ease) forwards;
}
.hero-reveal.d1 { animation-delay: 0.08s; }
.hero-reveal.d2 { animation-delay: 0.18s; }
.hero-reveal.d3 { animation-delay: 0.30s; }
.hero-reveal.d4 { animation-delay: 0.42s; }
@keyframes heroRise {
  to { opacity: 1; transform: translateY(0); }
}

/* Hero mobile spacing */
@media (max-width: 991.98px) {
  .hero-content {
    padding-top: 9rem;
  }
}

@media (max-width: 575.98px) {
  .hero-content {
    padding-top: 7rem;
  }
  .event-lockup .mark-year {
    font-size: 3.5rem;
    line-height: 0.9;
  }
  .hero-tagline {
    margin-top: 0.9rem;
    font-size: 0.95rem;
    line-height: 1.35;
  }
  .hero-datetime {
    margin-top: 1rem;
  }
  .hero-cta-row {
    margin-top: 1.5rem;
  }
}

/* ---------- Scroll reveal (generic, single-use per element) ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ---------- Statement section ---------- */
.statement {
  background: var(--paper);
}
.statement-text {
  font-size: clamp(1.6rem, 2.8vw, 2.5rem);
  font-weight: 600;
  line-height: 1.35;
  color: var(--navy-900);
  max-width: 20ch;
}
.statement-text .muted { color: var(--charcoal-50); font-weight: 400; }

/* ---------- Numbers ---------- */
.numbers-band {
  background: var(--navy-950);
  color: var(--white);
}
.numbers-row {
  display: flex;
  flex-wrap: wrap;
  column-gap: clamp(2.5rem, 6vw, 6rem);
  row-gap: 3rem;
}
.number-item { max-width: 22ch; }
.number-figure {
  font-size: clamp(3.2rem, 7vw, 5.5rem);
  font-weight: 300;
  line-height: 0.95;
  color: var(--white);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}
.number-figure .accent { color: var(--brass-light); }
.number-label {
  margin-top: 0.85rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--white-70);
  line-height: 1.4;
}

/* ---------- Two-column editorial (about / deal room / why-matters) ---------- */
.editorial-row {
  display: grid;
  gap: 3rem;
  align-items: center;
}
@media (min-width: 992px) {
  .editorial-row.split-5-7 { grid-template-columns: 5fr 7fr; }
  .editorial-row.split-7-5 { grid-template-columns: 7fr 5fr; }
  .editorial-row.split-4-8 { grid-template-columns: 4fr 8fr; }
}
.editorial-media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 5;
}
.editorial-media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.editorial-media.aspect-wide { aspect-ratio: 16 / 10; }

.editorial-list { list-style: none; margin: 1.75rem 0 0; padding: 0; }
.editorial-list li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.85rem;
  color: var(--charcoal-70);
}
.editorial-list li::before {
  content: "";
  position: absolute; left: 0; top: 0.55em;
  width: 6px; height: 1px;
  background: var(--brass);
}

/* ---------- Deal Room (navy feature block) ---------- */
.deal-room {
  background: var(--navy-900);
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.deal-room .lede { color: var(--white-70); }
.deal-room .editorial-list li { color: var(--white-70); }
.deal-room h2, .deal-room h3 { color: var(--white); }
.deal-room-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line-on-navy);
}
.deal-room-stat .figure {
  font-size: 2rem; font-weight: 300; color: var(--brass); font-variant-numeric: tabular-nums;
}
.deal-room-stat .label { font-size: 0.8rem; color: var(--white-70); margin-top: 0.25rem; }

/* ---------- Why WBS Matters ---------- */
.why-matters-figs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem 1.5rem;
  margin-top: 2rem;
}
.why-matters-figs .fig-figure { font-size: 1.9rem; font-weight: 300; color: var(--navy-900); }
.why-matters-figs .fig-label { font-size: 0.82rem; color: var(--charcoal-70); margin-top: 0.25rem; }
.pull-quote {
  border-left: 2px solid var(--brass);
  padding-left: 1.75rem;
  margin-top: 2.5rem;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--navy-900);
  line-height: 1.4;
}
.pull-quote cite { display: block; margin-top: 0.9rem; font-size: 0.8rem; font-weight: 500; color: var(--charcoal-50); font-style: normal; }

/* ---------- Five Tracks: full-bleed alternating bands, not a list row ---------- */
.track-band {
  position: relative;
  min-height: 62vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  color: var(--white);
}
.track-band-media {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
}
.track-band-scrim {
  position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(7,27,50,0.88) 0%, rgba(7,27,50,0.55) 45%, rgba(7,27,50,0.25) 100%);
}
.track-band.align-right .track-band-scrim {
  background: linear-gradient(260deg, rgba(7,27,50,0.88) 0%, rgba(7,27,50,0.55) 45%, rgba(7,27,50,0.25) 100%);
}
.track-band-content {
  position: relative;
  z-index: 2;
  padding: 3.5rem 0;
  width: 100%;
}
.track-band.align-right .track-band-inner { margin-left: auto; text-align: right; }
.track-band-index {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--brass-light);
}
.track-band-name {
  font-size: clamp(2.4rem, 5.5vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 0.98;
  margin-top: 0.5rem;
  color: var(--white);
}
.track-band-desc {
  margin-top: 1rem;
  max-width: 46ch;
  color: var(--white-70);
  font-size: 1.05rem;
}
.track-band.align-right .track-band-desc { margin-left: auto; }
.track-band-cta { margin-top: 1.5rem; }

/* ---------- Amsterdam section ---------- */
.amsterdam-section { background: var(--paper-dim); }
.amsterdam-facts { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; margin-top: 2rem; }
@media (min-width: 576px) { .amsterdam-facts { grid-template-columns: repeat(4, 1fr); } }
.amsterdam-fact { border-top: 2px solid var(--brass); padding-top: 0.85rem; }
.amsterdam-fact .fact-title { font-weight: 700; color: var(--navy-900); font-size: 0.95rem; }
.amsterdam-fact .fact-desc { font-size: 0.85rem; color: var(--charcoal-70); margin-top: 0.35rem; }

/* ---------- What to expect (editorial list, not a card grid) ---------- */
.expect-list { border-top: 1px solid var(--line); margin-top: 2rem; }
.expect-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--line);
}
@media (min-width: 768px) {
  .expect-row { grid-template-columns: 1fr 3fr 5fr; gap: 2rem; align-items: baseline; }
}
.expect-index {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--brass-text);
  font-variant-numeric: tabular-nums;
}
.expect-row h3 { font-size: 1.3rem; }
.expect-row p { color: var(--charcoal-70); font-size: 0.98rem; max-width: 56ch; }

/* Card-grid treatment — retained for contexts where discrete option cards genuinely help
   (Get Involved pathways, About's focus areas, exhibition/add-on tiers), per the brief's
   own guidance that cards are fine when they aid usability, not for generic statement lists. */
.expect-grid { display: grid; grid-template-columns: 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 2rem; }
@media (min-width: 768px) { .expect-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .expect-grid { grid-template-columns: repeat(3, 1fr); } }
.expect-item { background: var(--paper); padding: 2.25rem; }
.expect-item h3 { font-size: 1.15rem; margin-bottom: 0.65rem; }
.expect-item p { color: var(--charcoal-70); font-size: 0.95rem; }

/* ---------- Speaker lineup (editorial roster, not a team-page card grid) ---------- */
.speaker-lineup { border-top: 1px solid var(--line); margin-top: 2rem; }
.speaker-line {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.35rem;
  padding: 1.85rem 0;
  border-bottom: 1px solid var(--line);
}
@media (min-width: 768px) {
  .speaker-line { grid-template-columns: 2.2fr 2fr; align-items: baseline; gap: 2rem; }
}
.speaker-line-name {
  font-size: clamp(1.3rem, 2.4vw, 1.85rem);
  font-weight: 700;
  color: var(--navy-900);
  letter-spacing: -0.01em;
}
.speaker-line-role { color: var(--charcoal-70); font-size: 0.98rem; }

/* ---------- Speakers ---------- */
.speaker-card { display: block; }
.speaker-media { aspect-ratio: 3/4; overflow: hidden; background: var(--navy-800); position: relative; }
.speaker-media img { width: 100%; height: 100%; object-fit: cover; display: block; filter: grayscale(15%); }
.speaker-tba {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  flex-direction: column;
  color: var(--white-70);
  background: linear-gradient(135deg, var(--navy-800), var(--navy-950));
  text-align: center;
  padding: 1rem;
}
.speaker-tba .kicker { margin-bottom: 0.5rem; }
.speaker-name { margin-top: 1rem; font-weight: 700; font-size: 1.05rem; color: var(--navy-900); }
.speaker-role { font-size: 0.85rem; color: var(--charcoal-70); margin-top: 0.15rem; }

/* ---------- Programme ---------- */
.programme-tabs { display: flex; gap: 0; border-bottom: 1px solid var(--line); margin-bottom: 2.5rem; flex-wrap: wrap; }
.programme-tab {
  padding: 1rem 1.75rem;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--charcoal-50);
  border-bottom: 2px solid transparent;
  background: none; border-top: none; border-left: none; border-right: none;
  cursor: pointer;
}
.programme-tab.active { color: var(--navy-900); border-bottom-color: var(--brass); }
.programme-day { display: none; }
.programme-day.active { display: block; }
.programme-slot {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--line);
}
@media (min-width: 768px) { .programme-slot { grid-template-columns: 2fr 6fr 4fr; gap: 1.5rem; align-items: start; } }
.programme-time { font-weight: 700; color: var(--brass-text); font-size: 0.95rem; }
.programme-title { font-weight: 700; color: var(--navy-900); }
.programme-desc { color: var(--charcoal-70); font-size: 0.92rem; margin-top: 0.35rem; }
.programme-track-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--navy-700);
  border: 1px solid var(--line);
  padding: 0.25rem 0.6rem;
  margin-top: 0.5rem;
}

/* ---------- Pricing / Participation ---------- */
.pass-table-wrap { overflow-x: auto; margin-top: 2.5rem; }
.pass-table { width: 100%; border-collapse: collapse; min-width: 720px; }
.pass-table th, .pass-table td { padding: 1.1rem 1.25rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
.pass-table thead th { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--charcoal-50); font-weight: 600; border-bottom: 2px solid var(--navy-900); }
.pass-table .pass-name { font-weight: 700; color: var(--navy-900); }
.pass-table .pass-price { font-weight: 700; color: var(--navy-900); font-size: 1.1rem; }
.pass-table .check { color: var(--brass-text); font-weight: 700; }
.pass-table .dash { color: var(--line); }
.pass-table tr.popular td:first-child { border-left: 2px solid var(--brass); }

.partner-tiers { display: grid; grid-template-columns: 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 2rem; }
@media (min-width: 900px) { .partner-tiers { grid-template-columns: repeat(3, 1fr); } }
.partner-tier { background: var(--paper); padding: 2.5rem 2rem; position: relative; }
.partner-tier.featured { background: var(--navy-900); color: var(--white); }
.partner-tier.featured .partner-price,
.partner-tier.featured h3 { color: var(--white); }
.partner-tier.featured .editorial-list li { color: var(--white-70); }
.partner-badge {
  position: absolute; top: 1.5rem; right: 1.5rem;
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--brass-light);
}
.partner-price { font-size: 1.9rem; font-weight: 300; color: var(--navy-900); margin: 0.6rem 0 1.25rem; }

/* ---------- Article body (blog posts) ---------- */
.article-body { max-width: 720px; margin: 0 auto; }
.article-body p { font-size: 1.1rem; line-height: 1.75; color: var(--charcoal); margin-bottom: 1.5rem; }
.article-body strong { color: var(--navy-900); }
.article-body h2 { font-size: 1.5rem; margin: 2.5rem 0 1rem; }
.article-meta { display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem; font-size: 0.85rem; color: var(--charcoal-50); margin: 1.5rem 0 2.5rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--line); }
.article-schedule { width: 100%; border-collapse: collapse; margin: 1.5rem 0 2rem; }
.article-schedule td { padding: 0.85rem 1rem; border-bottom: 1px solid var(--line); font-size: 0.95rem; }
.article-schedule td:first-child { font-weight: 700; color: var(--navy-900); white-space: nowrap; }
.back-to-news { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.85rem; font-weight: 600; color: var(--charcoal-70); margin-bottom: 2rem; }

/* ---------- News ---------- */
.news-card { display: block; }
.news-media { aspect-ratio: 16/10; overflow: hidden; margin-bottom: 1.25rem; }
.news-media img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.6s var(--ease); }
.news-card:hover .news-media img { transform: scale(1.04); }
.news-tag { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--brass-text); }
.news-title { font-weight: 700; color: var(--navy-900); font-size: 1.15rem; margin-top: 0.5rem; line-height: 1.35; }
.news-meta { font-size: 0.82rem; color: var(--charcoal-50); margin-top: 0.75rem; }

/* ---------- CTA band ---------- */
.cta-band { background: var(--navy-950); color: var(--white); text-align: left; }
.cta-band h2 { color: var(--white); }

/* ---------- Forms ---------- */
.wbs-form label { font-size: 0.85rem; font-weight: 600; color: var(--navy-900); margin-bottom: 0.5rem; display: block; }
.wbs-form .form-control, .wbs-form .form-select {
  border-radius: 2px;
  border: 1px solid var(--line);
  background: var(--white);
  padding: 0.85rem 1rem;
  font-size: 0.95rem;
}
.wbs-form .form-control:focus, .wbs-form .form-select:focus {
  border-color: var(--navy-900);
  box-shadow: 0 0 0 3px rgba(10,41,74,0.12);
}
.wbs-form textarea.form-control { min-height: 140px; }

/* ---------- Footer ---------- */
.wbs-footer { background: var(--navy-950); color: var(--white-70); padding: 5rem 0 2rem; }
.wbs-footer h5 { color: var(--white); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 1.25rem; }
.wbs-footer a { color: var(--white-70); transition: color 0.2s; }
.wbs-footer a:hover { color: var(--white); }
.wbs-footer ul { list-style: none; padding: 0; margin: 0; }
.wbs-footer li { margin-bottom: 0.7rem; font-size: 0.92rem; }
.wbs-footer-bottom { margin-top: 3.5rem; padding-top: 1.75rem; border-top: 1px solid var(--line-on-navy); display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; font-size: 0.82rem; color: var(--white-50); }
.social-row { display: flex; gap: 1rem; }
.social-row a { display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; border: 1px solid var(--line-on-navy); border-radius: 2px; }

/* ---------- Breadcrumb / page header ---------- */
.page-header { background: var(--navy-950); color: var(--white); padding-top: 9.5rem; padding-bottom: 4rem; position: relative; overflow: hidden; }
.page-header .kicker { color: var(--brass-light); }
.page-header h1 { color: var(--white); }

.page-header-tagline {
  font-size: clamp(1.15rem, 2.3vw, 1.65rem);
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--white-70);
  max-width: 34ch;
  margin-top: 1rem;
  line-height: 1.35;
}

/* Reinforces WBS 2027 / dates / location consistently across every interior page header */
.page-header-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem 1.5rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line-on-navy);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.page-header-meta .loc { color: var(--white); display: inline-flex; align-items: center; gap: 0.5rem; }
.page-header-meta .loc::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--brass-light); flex: none; }
.page-header-meta .dates { color: var(--brass-light); }
.page-header-meta .sep { color: var(--white-50); font-weight: 400; text-transform: none; }

/* Full-bleed photographic variant, used for the pages most defined by the live event
   (Programme, Speakers) — others stay on flat navy per their own simpler nature */
.page-header-media {
  position: relative;
  padding-top: 10rem;
  padding-bottom: 4.5rem;
  overflow: hidden;
}
.page-header-media .ph-bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
}
.page-header-media .ph-scrim {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(7,27,50,0.88) 0%, rgba(7,27,50,0.55) 55%, rgba(7,27,50,0.94) 100%);
}
.page-header-media .container-wbs { position: relative; z-index: 2; }
.breadcrumb-wbs { font-size: 0.82rem; color: var(--white-50); margin-bottom: 1.5rem; }
.breadcrumb-wbs a { color: var(--white-70); }
.breadcrumb-wbs a:hover { color: var(--white); }

/* ---------- Utility ---------- */
.text-brass { color: var(--brass-light); }
.bg-navy { background: var(--navy-900); color: var(--white); }
.mt-section { margin-top: var(--section-pad-y); }
.tba-note {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--charcoal-50);
  border: 1px dashed var(--line);
  padding: 0.35rem 0.75rem;
}

/* =========================================================
   SPEAKERS PAGE — consolidated
   ========================================================= */

/* Sticky in-page anchor bar */
.speakers-subnav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.speakers-subnav ul {
  display: flex;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0.9rem 0;
  overflow-x: auto;
  scrollbar-width: none;
}
.speakers-subnav ul::-webkit-scrollbar { display: none; }
.speakers-subnav a {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--charcoal-50);
  white-space: nowrap;
  padding-bottom: 3px;
  border-bottom: 2px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.speakers-subnav a:hover,
.speakers-subnav a.active {
  color: var(--navy-900);
  border-bottom-color: var(--brass);
}

/* Grouped roster section */
.roster-group { margin-top: 5rem; scroll-margin-top: 80px; }
.roster-group:first-of-type { margin-top: 0; }
.roster-group-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.75rem 1.25rem;
  padding-bottom: 1.25rem;
  margin-bottom: 0.5rem;
  border-bottom: 2px solid var(--navy-900);
}
.roster-group-header h2 {
  font-size: clamp(1.4rem, 2.2vw, 1.9rem);
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.015em;
}
.roster-group-header .roster-count {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--charcoal-50);
}
.roster-group-intro {
  max-width: 62ch;
  color: var(--charcoal-70);
  font-size: 0.95rem;
  margin: 1.25rem 0 1.75rem;
}

/* Region sub-heading within a roster group */
.roster-region {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--brass-text);
  margin: 2.5rem 0 0.25rem;
}
.roster-region:first-of-type { margin-top: 0.5rem; }

.roster-group .speaker-lineup { margin-top: 0; }

/* Highlighted chairman row (used above photo grids) */
.speaker-lineup.is-lead { margin-bottom: 1rem; }
.speaker-line.is-chair {
  background: var(--paper-dim);
  padding-left: 1.25rem;
  padding-right: 1.25rem;
  border-left: 3px solid var(--brass);
}
.speaker-line.is-chair .speaker-line-name { color: var(--navy-900); }

/* Compact photo grid (Advisory Board / Council / Directors / Ambassadors) */
.roster-photo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 1.75rem;
}
@media (min-width: 576px) { .roster-photo-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 768px) { .roster-photo-grid { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 992px) { .roster-photo-grid { grid-template-columns: repeat(5, 1fr); } }

.roster-photo-card { display: block; }
.roster-photo-card .roster-photo-media {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--paper-dim);
  position: relative;
}
.roster-photo-card .roster-photo-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 20%;
  display: block;
  transition: transform 0.5s var(--ease);
}
.roster-photo-card:hover .roster-photo-media img { transform: scale(1.04); }

.roster-photo-name {
  margin-top: 0.75rem;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--navy-900);
  line-height: 1.3;
}
.roster-photo-role {
  font-size: 0.78rem;
  color: var(--charcoal-70);
  margin-top: 0.2rem;
  line-height: 1.4;
}

/* Confirmed speakers: full-size speaker cards in a grid */
.speaker-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
  margin-top: 1.75rem;
}
@media (min-width: 768px) { .speaker-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 992px) { .speaker-grid { grid-template-columns: repeat(4, 1fr); } }

/* Investment Council: image-only framed cards (chairman stays as roster row above) */
.council-photo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 1.75rem;
}
@media (min-width: 768px) { .council-photo-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 992px) { .council-photo-grid { grid-template-columns: repeat(6, 1fr); } }

.council-photo-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 0.5rem;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.council-photo-card:hover {
  border-color: var(--brass);
  transform: translateY(-2px);
}
.council-photo-card .council-photo-media {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--paper-dim);
}
.council-photo-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  display: block;
}

/* =========================================================
   HOMEPAGE ADDITIONS — partner marquee + image logo
   ========================================================= */

/* ---------- Partner logo marquee ---------- */
.partner-marquee-section {
  background: var(--navy-950);
  padding: 3.5rem 0;
  overflow: hidden;
}

.partner-marquee-section .kicker {
  color: var(--brass-light);
}

.partner-marquee {
  position: relative;
  width: 100%;
  overflow: hidden;
  margin-top: 2.5rem;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 8%, #000 92%, transparent 100%);
          mask-image: linear-gradient(90deg, transparent 0%, #000 8%, #000 92%, transparent 100%);
}

.partner-marquee-track {
  display: flex;
  align-items: center;
  gap: 5rem;
  width: max-content;
  animation: partnerScroll 45s linear infinite;
  will-change: transform;
}

.partner-marquee-item {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 90px;
  min-width: 160px;
  opacity: 0.9;
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}

.partner-marquee-item img {
  max-height: 90px;
  max-width: 200px;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
}

.partner-marquee-item:hover {
  opacity: 1;
  transform: scale(1.05);
}

@keyframes partnerScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.partner-marquee:hover .partner-marquee-track {
  animation-play-state: paused;
}

@media (prefers-reduced-motion: reduce) {
  .partner-marquee-track { animation: none; }
  .partner-marquee {
    overflow-x: auto;
    -webkit-mask-image: none;
            mask-image: none;
  }
}

@media (max-width: 767.98px) {
  .partner-marquee-track { gap: 3rem; animation-duration: 30s; }
  .partner-marquee-item { height: 60px; min-width: 110px; }
  .partner-marquee-item img { max-height: 60px; max-width: 130px; }
}

/* ---------- Image logo in nav + footer ---------- */
.wbs-logo {
  display: inline-flex;
  align-items: center;
}

.wbs-logo-img {
  height: 76px;
  width: auto;
  display: block;
}

.wbs-logo-footer .wbs-logo-img {
  height: 72px;
}

@media (max-width: 991.98px) {
  .wbs-logo-img { height: 48px; }
  .wbs-logo-footer .wbs-logo-img { height: 64px; }
}

@media (max-width: 575.98px) {
  .wbs-logo-img { height: 42px; }
  .wbs-logo-footer .wbs-logo-img { height: 56px; }
}