:root {
  --teal: #148f77;
  --deep-teal: #006b5a;
  --dark-teal: #004d42;
  --yellow: #eed500;
  --gold: #e7b000;
  --cream: #ecece1;
  --pale-blue: #e6f2f1;
  --ink: #25332f;
  --white: #ffffff;
  --line: rgba(0, 77, 66, 0.18);
  --shell: min(1180px, calc(100% - 48px));
  --radius: 26px;
  --shadow: 0 24px 70px rgba(0, 77, 66, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: #f8f8f3;
  color: var(--ink);
  font-family: "Poppins", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
.shell { width: var(--shell); margin-inline: auto; }
.section { padding: 112px 0; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.skip-link {
  position: fixed;
  z-index: 100;
  left: 16px;
  top: 12px;
  transform: translateY(-150%);
  background: var(--yellow);
  color: var(--dark-teal);
  padding: 10px 16px;
  border-radius: 999px;
  font-weight: 700;
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: fixed;
  z-index: 50;
  inset: 0 0 auto;
  background: rgba(0, 77, 66, 0.2);
  border-bottom: 1px solid rgba(255,255,255,0.16);
  backdrop-filter: blur(14px);
  transition: background .25s ease, box-shadow .25s ease;
}
.site-header.scrolled {
  background: rgba(0, 77, 66, 0.96);
  box-shadow: 0 8px 35px rgba(0, 42, 36, .2);
}
.nav-wrap { height: 82px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--white); font-weight: 800; }
.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  overflow: hidden;
}
.brand-mark img { width: 38px; height: 38px; object-fit: contain; }
.brand-name { font-size: 1.25rem; letter-spacing: -.04em; }
.site-nav { display: flex; align-items: center; gap: 30px; color: var(--white); }
.site-nav > a:not(.button) { font-size: .91rem; font-weight: 500; opacity: .9; }
.site-nav > a:not(.button):hover { color: var(--yellow); opacity: 1; }
.menu-button { display: none; }

.button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 13px 24px;
  border-radius: 999px;
  font-weight: 700;
  line-height: 1.2;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button:focus-visible, a:focus-visible, button:focus-visible { outline: 3px solid var(--gold); outline-offset: 4px; }
.button-yellow { background: var(--yellow); color: var(--dark-teal); box-shadow: 0 10px 26px rgba(238, 213, 0, .16); }
.button-yellow:hover { background: #ffe52b; box-shadow: 0 13px 30px rgba(238, 213, 0, .24); }
.button-small { min-height: 44px; padding: 11px 19px; font-size: .88rem; }
.button-wide { min-width: 260px; }
.text-link { display: inline-flex; align-items: center; gap: 10px; font-weight: 600; border-bottom: 1px solid currentColor; padding-bottom: 3px; }
.text-link-light { color: var(--white); }

.hero {
  min-height: 790px;
  padding: 162px 0 0;
  color: var(--white);
  background:
    radial-gradient(circle at 76% 26%, rgba(20,143,119,.72) 0, rgba(20,143,119,0) 35%),
    linear-gradient(130deg, var(--dark-teal), var(--deep-teal) 62%, #087663);
  overflow: hidden;
}
.hero-grid { min-height: 520px; display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: 76px; }
.eyebrow { margin: 0 0 18px; color: var(--deep-teal); font-size: .78rem; font-weight: 800; text-transform: uppercase; letter-spacing: .14em; }
.eyebrow-light { color: var(--yellow); }
h1, h2, h3, p, blockquote { margin-top: 0; }
h1, h2, h3, blockquote { line-height: 1.08; letter-spacing: -.045em; }
h1 { max-width: 780px; margin-bottom: 26px; font-size: clamp(3.4rem, 6.1vw, 6.45rem); font-weight: 700; }
h1 em, blockquote em { color: var(--yellow); font-style: normal; }
.hero-lede { max-width: 680px; margin-bottom: 34px; color: rgba(255,255,255,.82); font-size: clamp(1.05rem, 1.6vw, 1.22rem); }
.hero-actions { display: flex; align-items: center; gap: 26px; flex-wrap: wrap; }

.hero-stage {
  position: relative;
  min-height: 480px;
  padding: 42px 36px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.24);
  border-radius: 34px 34px 120px 34px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.12), 0 36px 100px rgba(0,35,30,.25);
  overflow: hidden;
}
.hero-stage::before {
  content: "";
  position: absolute;
  width: 320px;
  height: 320px;
  border: 1px solid rgba(238,213,0,.38);
  border-radius: 50%;
  right: -90px;
  top: -60px;
  box-shadow: 0 0 0 60px rgba(238,213,0,.04), 0 0 0 120px rgba(238,213,0,.025);
}
.stage-mark { position: absolute; top: 54px; right: 58px; width: 170px; opacity: .9; transform: rotate(4deg); }
.stage-line { position: relative; display: grid; grid-template-columns: 36px 1fr; align-items: baseline; padding: 18px 0; border-bottom: 1px solid rgba(255,255,255,.19); }
.stage-line span { color: var(--yellow); font-size: .72rem; font-weight: 800; }
.stage-line strong { font-size: 1.42rem; }
.stage-line small { grid-column: 2; color: rgba(255,255,255,.62); font-size: .8rem; }
.audience-strip { min-height: 108px; margin-top: 48px; display: grid; grid-template-columns: 1.25fr repeat(4, 1fr); align-items: center; gap: 20px; border-top: 1px solid rgba(255,255,255,.17); }
.audience-strip span { color: rgba(255,255,255,.55); font-size: .78rem; text-transform: uppercase; letter-spacing: .12em; }
.audience-strip strong { font-size: .92rem; font-weight: 500; }

.concept-banner { padding: 0 0 82px; background: var(--cream); }
.concept-banner[hidden] { display: none; }
.concept-panel {
  position: relative;
  top: -36px;
  display: grid;
  grid-template-columns: minmax(240px, .68fr) 1.32fr;
  min-height: 360px;
  overflow: hidden;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.concept-mark {
  position: relative;
  padding: 52px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: var(--dark-teal);
  background: var(--yellow);
  overflow: hidden;
}
.concept-mark::after {
  content: "";
  position: absolute;
  right: -120px;
  bottom: -120px;
  width: 280px;
  height: 280px;
  border: 52px solid rgba(0,77,66,.09);
  border-radius: 50%;
}
.concept-label { position: relative; z-index: 1; font-size: .78rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.concept-mark strong { position: relative; z-index: 1; font-size: clamp(5rem, 10vw, 8rem); line-height: .82; letter-spacing: -.08em; }
.concept-copy { padding: 52px; align-self: center; }
.concept-copy .eyebrow { margin-bottom: 14px; color: var(--teal); }
.concept-copy h2 { max-width: 720px; margin-bottom: 18px; font-size: clamp(2.35rem, 4.5vw, 4.7rem); }
.concept-intro { max-width: 720px; margin-bottom: 30px; color: #52615c; }
.concept-pillars { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.concept-pillar { padding: 20px 18px 20px 0; }
.concept-pillar + .concept-pillar { padding-left: 18px; border-left: 1px solid var(--line); }
.concept-pillar strong { display: block; margin-bottom: 7px; color: var(--dark-teal); font-size: .94rem; }
.concept-pillar span { display: block; color: #64736e; font-size: .8rem; line-height: 1.5; }
.button-concept { margin-top: 26px; color: var(--white); background: var(--dark-teal); }
.button-concept:hover { color: var(--dark-teal); background: var(--yellow); }

.intro { background: var(--cream); }
.intro-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 110px; padding-bottom: 74px; border-bottom: 1px solid var(--line); }
h2 { max-width: 760px; margin-bottom: 0; color: var(--dark-teal); font-size: clamp(2.45rem, 5vw, 5.1rem); font-weight: 700; }
.intro-copy { padding-top: 8px; }
.big-copy { color: var(--dark-teal); font-size: clamp(1.35rem, 2.1vw, 1.95rem); line-height: 1.45; font-weight: 600; }
.intro-copy > p:last-child { max-width: 650px; color: #52615c; }
.principles-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; padding-top: 58px; }
.principle { padding: 4px 40px 0 0; }
.principle + .principle { padding-left: 40px; border-left: 1px solid var(--line); }
.principle-number { color: var(--gold); font-size: .72rem; font-weight: 800; letter-spacing: .12em; }
.principle h3 { margin: 18px 0 12px; color: var(--deep-teal); font-size: 1.8rem; }
.principle p { margin-bottom: 0; color: #596862; }

.experiences { background: #f8f8f3; }
.section-top { margin-bottom: 62px; display: grid; grid-template-columns: 1.45fr .55fr; gap: 90px; align-items: end; }
.section-top > p { max-width: 430px; margin-bottom: 8px; color: #596862; }
.experience-list { border-top: 1px solid var(--line); }
.experience-card {
  position: relative;
  display: grid;
  grid-template-columns: 82px 1.05fr .85fr 50px;
  gap: 36px;
  align-items: center;
  min-height: 184px;
  padding: 30px 22px;
  border-bottom: 1px solid var(--line);
  transition: background .25s ease, padding .25s ease;
}
.experience-card:hover { padding-inline: 34px; background: var(--pale-blue); }
.experience-index { color: var(--gold); font-size: .76rem; font-weight: 800; }
.card-kicker { margin-bottom: 7px; color: var(--teal); font-size: .73rem; font-weight: 800; text-transform: uppercase; letter-spacing: .12em; }
.experience-card h3 { margin-bottom: 0; color: var(--dark-teal); font-size: clamp(1.65rem, 3vw, 2.65rem); }
.experience-card > p { margin-bottom: 0; color: #596862; }
.card-arrow { width: 44px; height: 44px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--deep-teal); font-size: 1.15rem; }

.manifesto { padding-top: 0; background: #f8f8f3; }
.manifesto-panel { position: relative; padding: 78px; color: var(--white); background: var(--deep-teal); border-radius: var(--radius); overflow: hidden; }
.manifesto-panel::after {
  content: "";
  position: absolute;
  right: -120px;
  bottom: -150px;
  width: 420px;
  height: 420px;
  border: 72px solid rgba(238,213,0,.08);
  border-radius: 50%;
}
blockquote { position: relative; z-index: 1; max-width: 1020px; margin: 0 0 64px; font-size: clamp(2.6rem, 5.5vw, 5.9rem); font-weight: 600; }
.manifesto-bottom { position: relative; z-index: 1; display: grid; grid-template-columns: 1.15fr .85fr; gap: 90px; align-items: end; }
.manifesto-bottom p { max-width: 630px; margin-bottom: 0; color: rgba(255,255,255,.76); font-size: 1.05rem; }
.sound-note { padding: 20px 22px; color: var(--dark-teal); background: var(--yellow); border-radius: 16px; font-size: .86rem; font-weight: 600; }
.sound-note span { margin-right: 8px; font-size: 1.25rem; }

.speakers { background: var(--pale-blue); }
.speaker-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.speaker-card { min-width: 0; }
.speaker-image { aspect-ratio: 1 / 1.15; margin-bottom: 22px; border-radius: 20px 20px 72px 20px; overflow: hidden; background: var(--deep-teal); }
.speaker-image img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.88); transition: transform .45s ease, filter .45s ease; }
.speaker-card:hover .speaker-image img { transform: scale(1.035); filter: saturate(1); }
.speaker-card:nth-child(even) .speaker-image { border-radius: 72px 20px 20px 20px; }
.speaker-themes { min-height: 34px; margin-bottom: 8px; color: var(--teal); font-size: .7rem; font-weight: 800; text-transform: uppercase; letter-spacing: .07em; line-height: 1.5; }
.speaker-card h3 { margin-bottom: 7px; color: var(--dark-teal); font-size: 1.28rem; letter-spacing: -.025em; }
.speaker-card > p:last-child { color: #60706a; font-size: .86rem; }
.speaker-note { margin: 35px 0 0; color: #65746f; font-size: .78rem; }
.speaker-directory-link { margin-top: 24px; color: var(--deep-teal); }

.featured-blog { padding-top: 0; background: var(--cream); }
.featured-blog[hidden] { display: none; }
.featured-blog-panel {
  padding: 58px 64px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 60px;
  color: var(--white);
  background: var(--deep-teal);
  border-radius: var(--radius);
}
.featured-blog-panel h2 { max-width: 850px; margin: 0 0 20px; color: var(--white); font-size: clamp(2rem, 4vw, 4rem); }
.featured-blog-panel p:not(.eyebrow) { max-width: 720px; margin-bottom: 0; color: rgba(255,255,255,.74); }
.featured-blog-date { font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; }

.inner-page { background: #f8f8f3; }
.inner-page .site-header { position: relative; background: var(--dark-teal); }
.page-hero { padding: 90px 0 72px; color: var(--white); background: var(--deep-teal); }
.page-hero h1 { max-width: 920px; margin-bottom: 20px; font-size: clamp(3rem, 7vw, 6.3rem); }
.page-hero p:last-child { max-width: 720px; margin-bottom: 0; color: rgba(255,255,255,.76); font-size: 1.08rem; }
.page-section { padding: 82px 0 110px; }
.directory-grid, .blog-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.directory-card, .blog-card {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 28px;
  min-height: 240px;
  padding: 22px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: 0 12px 35px rgba(0,77,66,.06);
  transition: transform .2s ease, box-shadow .2s ease;
}
.directory-card:hover, .blog-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.directory-card img, .blog-card img { width: 100%; height: 100%; min-height: 196px; object-fit: cover; border-radius: 16px 16px 48px 16px; background: var(--pale-blue); }
.directory-card-copy, .blog-card-copy { align-self: center; }
.directory-card h2, .blog-card h2 { margin-bottom: 10px; font-size: clamp(1.6rem, 3vw, 2.3rem); }
.directory-card p, .blog-card p { margin-bottom: 14px; color: #60706a; font-size: .92rem; }
.directory-card .speaker-themes { margin-bottom: 10px; color: var(--teal); }
.card-link-label { color: var(--deep-teal) !important; font-weight: 700; }
.coming-soon-card { grid-template-columns: 1fr; place-items: center; min-height: 300px; text-align: center; background: var(--yellow); }
.coming-soon-card h2 { color: var(--dark-teal); }

.profile-shell, .article-shell { max-width: 920px; }
.back-link { display: inline-flex; margin-bottom: 34px; color: var(--deep-teal); font-weight: 700; }
.speaker-profile { display: grid; grid-template-columns: minmax(260px, .75fr) 1.25fr; gap: 64px; align-items: start; }
.speaker-profile-image { overflow: hidden; border-radius: 24px 24px 90px 24px; background: var(--deep-teal); }
.speaker-profile-image img { width: 100%; aspect-ratio: 1 / 1.16; object-fit: cover; }
.speaker-profile h1, .article-header h1 { margin-bottom: 22px; color: var(--dark-teal); font-size: clamp(2.7rem, 6vw, 5.3rem); }
.speaker-profile .speaker-themes { margin-bottom: 16px; }
.speaker-profile-role { color: var(--teal); font-size: 1.1rem; font-weight: 600; }
.speaker-profile-description { font-size: 1.12rem; }
.availability-note { margin: 28px 0; padding: 18px 20px; background: var(--pale-blue); border-left: 4px solid var(--teal); border-radius: 0 14px 14px 0; font-size: .9rem; }
.profile-actions { display: flex; gap: 20px; flex-wrap: wrap; align-items: center; }

.blog-card { grid-template-columns: 1fr; }
.blog-card img { max-height: 280px; }
.blog-meta { margin-bottom: 14px !important; color: var(--teal) !important; font-size: .78rem !important; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; }
.empty-state { padding: 64px; text-align: center; background: var(--pale-blue); border-radius: var(--radius); }
.empty-state h2 { margin-inline: auto; margin-bottom: 18px; font-size: clamp(2rem, 4vw, 3.4rem); }
.empty-state p { max-width: 560px; margin: 0 auto; color: #60706a; }
.article-header { padding-bottom: 42px; border-bottom: 1px solid var(--line); }
.article-header .blog-meta { margin-bottom: 18px !important; }
.article-lede { max-width: 760px; color: #52615c; font-size: 1.2rem; }
.article-cover { width: 100%; max-height: 520px; margin: 42px 0; object-fit: cover; border-radius: var(--radius); }
.article-body { color: #354640; font-size: 1.08rem; line-height: 1.8; }
.article-body h2 { margin: 48px 0 18px; font-size: clamp(2rem, 4vw, 3.2rem); }
.article-body h3 { margin: 36px 0 14px; color: var(--dark-teal); font-size: 1.55rem; }
.article-body a { color: var(--deep-teal); text-decoration: underline; text-underline-offset: 3px; }
.article-body blockquote { margin: 38px 0; padding-left: 28px; color: var(--deep-teal); border-left: 5px solid var(--yellow); font-size: 1.65rem; }
.status-message { padding: 40px; background: var(--pale-blue); border-radius: var(--radius); }
.presenter-invite { background: var(--cream); }
.presenter-invite-panel {
  padding: 64px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px 60px;
  align-items: end;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.presenter-invite-panel .eyebrow { grid-column: 1 / -1; margin-bottom: 0; }
.presenter-invite-panel h2 { font-size: clamp(2.35rem, 5vw, 4.8rem); }

.process { background: var(--cream); }
.process-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 130px; }
.process-heading > p:last-child { max-width: 500px; margin-top: 28px; color: #58665f; }
.process-steps { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.process-steps li { display: grid; grid-template-columns: 60px 1fr; gap: 16px; padding: 30px 0; border-bottom: 1px solid var(--line); }
.process-steps li > span { color: var(--gold); font-size: .75rem; font-weight: 800; }
.process-steps strong { color: var(--deep-teal); font-size: 1.35rem; }
.process-steps p { margin: 5px 0 0; color: #66736e; }

.contact { padding-top: 0; background: var(--cream); }
.contact-panel { padding: 72px; display: grid; grid-template-columns: 1.25fr .75fr; gap: 80px; align-items: end; color: var(--white); background: var(--dark-teal); border-radius: var(--radius); }
.contact-panel h2 { color: var(--white); font-size: clamp(2.5rem, 4.6vw, 4.8rem); }
.contact-actions { display: flex; flex-direction: column; align-items: flex-start; gap: 15px; }
.contact-detail { color: rgba(255,255,255,.75); border-bottom: 1px solid rgba(255,255,255,.32); font-size: .9rem; }
.contact-detail:hover { color: var(--yellow); }

.site-footer { padding: 76px 0 28px; color: var(--white); background: #003f36; }
.footer-grid { display: grid; grid-template-columns: 1.4fr .65fr .95fr; gap: 80px; padding-bottom: 68px; }
.brand-footer { margin-bottom: 18px; }
.footer-grid p { color: rgba(255,255,255,.54); font-size: .82rem; }
.footer-grid > div:not(:first-child) { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.footer-grid strong { margin-bottom: 6px; color: var(--yellow); font-size: .76rem; text-transform: uppercase; letter-spacing: .12em; }
.footer-grid a:not(.brand) { color: rgba(255,255,255,.72); font-size: .86rem; }
.footer-grid a:hover { color: var(--yellow); }
.footer-bottom { display: flex; justify-content: space-between; gap: 24px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.14); color: rgba(255,255,255,.46); font-size: .74rem; }
.footer-bottom-legal { flex-direction: column; align-items: flex-start; gap: 16px; }
.footer-legal { max-width: 1040px; }
.footer-legal p { margin: 0; color: rgba(255,255,255,.58); font-size: .78rem; line-height: 1.75; }
.footer-legal p + p { margin-top: 8px; }
.footer-legal strong { color: rgba(255,255,255,.88); font-weight: 700; }
.footer-bottom-legal > a { color: rgba(255,255,255,.72); }
.footer-bottom-legal > a:hover { color: var(--yellow); }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .65s ease, transform .65s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 980px) {
  :root { --shell: min(100% - 36px, 760px); }
  .section { padding: 88px 0; }
  .site-nav { gap: 19px; }
  .site-nav > a:not(.button) { display: none; }
  .hero { padding-top: 136px; }
  .hero-grid { grid-template-columns: 1fr; gap: 50px; }
  .hero-stage { min-height: 420px; }
  .audience-strip { grid-template-columns: repeat(2, 1fr); padding: 22px 0 30px; }
  .audience-strip span { grid-column: 1 / -1; }
  .concept-panel { grid-template-columns: 1fr; }
  .concept-mark { min-height: 240px; }
  .concept-mark strong { margin-top: 40px; }
  .intro-grid, .section-top, .process-grid, .contact-panel { grid-template-columns: 1fr; gap: 40px; }
  .intro-grid { padding-bottom: 55px; }
  .principles-grid { grid-template-columns: 1fr; padding-top: 28px; }
  .principle, .principle + .principle { padding: 30px 0; border-left: 0; border-bottom: 1px solid var(--line); }
  .experience-card { grid-template-columns: 52px 1fr 44px; gap: 22px; }
  .experience-card > p { grid-column: 2 / 3; }
  .card-arrow { grid-column: 3; grid-row: 1; }
  .manifesto-panel { padding: 56px 42px; }
  .manifesto-bottom { grid-template-columns: 1fr; gap: 30px; }
  .speaker-grid { grid-template-columns: repeat(2, 1fr); gap: 42px 20px; }
  .contact-actions { align-items: flex-start; }
  .featured-blog-panel { grid-template-columns: 1fr; align-items: start; gap: 32px; }
  .directory-grid, .blog-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  :root { --shell: min(100% - 28px, 520px); --radius: 20px; }
  body { font-size: 16px; }
  .section { padding: 72px 0; }
  .nav-wrap { height: 70px; }
  .brand-mark { width: 37px; height: 37px; }
  .brand-mark img { width: 34px; height: 34px; }
  .menu-button { width: 44px; height: 44px; padding: 11px; display: flex; flex-direction: column; justify-content: center; gap: 5px; color: var(--white); background: transparent; border: 1px solid rgba(255,255,255,.28); border-radius: 50%; }
  .menu-button span:not(.sr-only) { width: 100%; height: 2px; background: currentColor; transition: transform .2s ease, opacity .2s ease; }
  .menu-button[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-button[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-button[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .site-nav {
    position: absolute;
    inset: 70px 0 auto;
    padding: 26px 24px 30px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 18px;
    background: var(--dark-teal);
    border-top: 1px solid rgba(255,255,255,.15);
    box-shadow: 0 20px 40px rgba(0,30,26,.22);
  }
  .site-nav.open { display: flex; }
  .site-nav > a:not(.button) { display: block; }
  .hero { min-height: auto; padding-top: 112px; }
  .hero-grid { gap: 44px; }
  h1 { font-size: clamp(3rem, 15vw, 4.4rem); }
  .hero-actions { align-items: flex-start; flex-direction: column; }
  .hero-stage { min-height: 400px; padding: 30px 24px; border-radius: 26px 26px 86px 26px; }
  .stage-mark { top: 42px; right: 28px; width: 140px; }
  .audience-strip { margin-top: 55px; }
  .concept-banner { padding-bottom: 42px; }
  .concept-panel { top: -20px; }
  .concept-mark, .concept-copy { padding: 34px 25px; }
  .concept-mark { min-height: 200px; }
  .concept-pillars { grid-template-columns: 1fr; }
  .concept-pillar, .concept-pillar + .concept-pillar { padding: 16px 0; border-left: 0; }
  .concept-pillar + .concept-pillar { border-top: 1px solid var(--line); }
  .intro-grid { gap: 28px; }
  h2 { font-size: clamp(2.35rem, 12vw, 3.65rem); }
  .section-top { margin-bottom: 42px; }
  .experience-card { grid-template-columns: 38px 1fr; padding: 28px 4px; gap: 16px; }
  .experience-card:hover { padding-inline: 10px; }
  .experience-card > p { grid-column: 2; }
  .card-arrow { display: none; }
  .manifesto-panel { padding: 42px 25px; }
  blockquote { margin-bottom: 42px; font-size: clamp(2.35rem, 11vw, 3.55rem); }
  .speaker-grid { grid-template-columns: 1fr; gap: 44px; }
  .speaker-themes { min-height: 0; }
  .process-grid { gap: 46px; }
  .contact-panel { padding: 42px 25px; gap: 34px; }
  .button-wide { min-width: 0; width: 100%; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; padding-bottom: 46px; }
  .footer-bottom { flex-direction: column; gap: 8px; }
  .page-hero { padding: 66px 0 56px; }
  .page-section { padding: 60px 0 82px; }
  .featured-blog-panel { padding: 42px 25px; }
  .directory-card { grid-template-columns: 1fr; }
  .directory-card img { max-height: 360px; }
  .speaker-profile { grid-template-columns: 1fr; gap: 38px; }
  .speaker-profile-image { max-width: 460px; }
  .empty-state { padding: 42px 24px; }
  .presenter-invite-panel { grid-template-columns: 1fr; padding: 42px 25px; align-items: start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}