:root {
  --ink: #071a2a;
  --ink-2: #0e2b3d;
  --teal: #00a7a0;
  --teal-dark: #007c78;
  --mint: #dff5f1;
  --amber: #f2a93b;
  --coral: #ec6b57;
  --paper: #f5f7f6;
  --white: #ffffff;
  --text: #173041;
  --muted: #647681;
  --line: #d8e0e2;
  --shadow: 0 18px 50px rgba(7, 26, 42, .12);
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  padding-top: 76px;
  color: var(--text);
  background: var(--white);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
}
body.menu-open, body.modal-open { overflow: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 3px solid rgba(0, 167, 160, .34); outline-offset: 3px; }

.skip-link {
  position: fixed;
  left: 16px;
  top: -80px;
  z-index: 1000;
  padding: 10px 14px;
  background: var(--white);
  color: var(--ink);
  border-radius: 4px;
}
.skip-link:focus { top: 16px; }
.container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.narrow { width: min(calc(100% - 40px), 820px); margin-inline: auto; }
.section { padding: 88px 0; }
.section-sm { padding: 56px 0; }
.band { background: var(--paper); }
.band-dark { background: var(--ink); color: var(--white); }
.band-mint { background: var(--mint); }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  color: var(--teal-dark);
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .12em;
  line-height: 1.2;
  text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: currentColor; }
.band-dark .eyebrow, .hero .eyebrow, .page-hero .eyebrow { color: #65ddd7; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { color: var(--ink); line-height: 1.08; }
h1 { margin-bottom: 22px; font-size: clamp(2.8rem, 7vw, 5.8rem); font-weight: 760; }
h2 { margin-bottom: 20px; font-size: clamp(2rem, 4vw, 3.45rem); font-weight: 740; }
h3 { margin-bottom: 10px; font-size: 1.28rem; }
.band-dark h2, .band-dark h3 { color: var(--white); }
.lead { max-width: 750px; color: #3e5664; font-size: clamp(1.08rem, 2vw, 1.32rem); }
.band-dark .lead { color: #bfd0d8; }
.muted { color: var(--muted); }
.accent { color: var(--teal); }

.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 100;
  height: 76px;
  color: var(--white);
  background: rgba(7, 26, 42, .96);
  border-bottom: 1px solid rgba(255, 255, 255, .12);
  backdrop-filter: blur(12px);
}
.nav-wrap { height: 100%; display: flex; align-items: center; gap: 24px; }
.brand { display: flex; align-items: center; gap: 11px; flex: 0 0 auto; }
.brand-synerg img {
  width: 174px;
  height: auto;
  filter: grayscale(1) brightness(0) invert(1);
}
.footer-synerg img { width: 190px; }
.brand-mark {
  width: 35px;
  height: 35px;
  position: relative;
  border: 2px solid var(--teal);
  border-radius: 50%;
}
.brand-mark::before, .brand-mark::after {
  content: "";
  position: absolute;
  inset: 7px -5px;
  border: 2px solid var(--amber);
  border-radius: 50%;
  transform: rotate(56deg);
}
.brand-mark::after { transform: rotate(-56deg); }
.brand-word { font-size: 1.25rem; font-weight: 800; letter-spacing: .08em; line-height: 1; }
.brand-year { color: #8adcd7; font-size: .64rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.nav-links { display: flex; align-items: center; justify-content: flex-end; gap: 4px; margin-left: auto; }
.nav-links a { padding: 10px 9px; color: #ccdae0; font-size: .86rem; font-weight: 650; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--white); }
.nav-links a[aria-current="page"] { box-shadow: inset 0 -2px var(--teal); }
.nav-links .nav-cta { margin-left: 8px; padding: 10px 16px; color: var(--ink); background: var(--amber); border-radius: 4px; }
.nav-links .nav-cta:hover { color: var(--ink); background: #ffc15f; }
.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  margin-left: auto;
  color: var(--white);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, .25);
  border-radius: 4px;
  font-size: 1.45rem;
}

.hero {
  min-height: clamp(680px, calc(100svh - 76px), 900px);
  position: relative;
  display: flex;
  align-items: center;
  color: var(--white);
  background: var(--ink) url("../images/parity-hero.png") center / cover no-repeat;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(4, 17, 28, .94) 0%, rgba(4, 17, 28, .78) 43%, rgba(4, 17, 28, .2) 75%), linear-gradient(0deg, rgba(4, 17, 28, .75), transparent 45%);
}
.hero-content { position: relative; z-index: 1; max-width: 780px; padding: 56px 0; }
.hero h1 { max-width: 700px; color: var(--white); }
.hero h1 span { display: block; color: #7de0da; font-size: .27em; letter-spacing: .13em; text-transform: uppercase; }
.hero-copy { max-width: 660px; color: #d7e5e9; font-size: clamp(1.08rem, 2vw, 1.34rem); }
.hero-meta { display: flex; flex-wrap: wrap; gap: 14px 26px; margin: 28px 0 34px; font-weight: 700; }
.hero-meta span { display: flex; align-items: center; gap: 9px; }
.hero-meta span::before { content: ""; width: 7px; height: 7px; background: var(--amber); border-radius: 50%; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 20px;
  color: var(--white);
  background: var(--teal-dark);
  border: 1px solid transparent;
  border-radius: 4px;
  font-weight: 750;
  line-height: 1.2;
}
.btn::after { content: "\2192"; font-size: 1.15em; transition: transform .2s ease; }
.btn:hover::after { transform: translateX(4px); }
.btn-amber { color: var(--ink); background: var(--amber); }
.btn-outline { color: currentColor; background: transparent; border-color: currentColor; }
.btn-small { min-height: 40px; padding: 9px 14px; font-size: .9rem; }
.btn-submit { width: 100%; border: 0; }

.topic-marquee { overflow: hidden; color: var(--white); background: var(--ink-2); border-top: 1px solid rgba(255,255,255,.12); border-bottom: 1px solid rgba(255,255,255,.12); }
.topic-marquee-track { width: max-content; display: flex; animation: topic-scroll 46s linear infinite; will-change: transform; }
.topic-marquee:hover .topic-marquee-track, .topic-marquee:focus .topic-marquee-track, .topic-marquee:focus-within .topic-marquee-track { animation-play-state: paused; }
.topic-marquee-group { min-height: 82px; display: flex; align-items: center; flex: 0 0 auto; padding-right: 38px; }
.marquee-item { display: inline-flex; align-items: center; gap: 13px; margin-left: 38px; color: #c9d8de; font-size: .83rem; font-weight: 750; letter-spacing: .04em; text-transform: uppercase; white-space: nowrap; }
.marquee-item svg { width: 24px; height: 24px; flex: 0 0 auto; fill: none; stroke: #65ddd7; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.marquee-item:nth-child(3n+2) svg { stroke: var(--amber); }
.marquee-item:nth-child(3n) svg { stroke: var(--coral); }
@keyframes topic-scroll { to { transform: translateX(-50%); } }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 8vw, 100px); align-items: center; }
.split.top { align-items: start; }
.kicker-list { margin: 30px 0 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.kicker-list li { display: grid; grid-template-columns: 36px 1fr; gap: 12px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.kicker-list b { color: var(--teal-dark); }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 40px; }
.feature { padding: 30px 0 20px; border-top: 3px solid var(--teal); }
.feature:nth-child(2) { border-color: var(--amber); }
.feature:nth-child(3) { border-color: var(--coral); }
.feature-num { display: block; margin-bottom: 30px; color: #9aaaae; font-size: .75rem; font-weight: 800; letter-spacing: .1em; }
.program-days { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin-top: 42px; }
.program-day { --day: var(--teal-dark); --day-soft: #e1f5f2; min-width: 0; min-height: 380px; display: flex; flex-direction: column; overflow: hidden; background: var(--white); border-top: 5px solid var(--day); border-radius: 3px; box-shadow: 0 10px 30px rgba(7,26,42,.07); }
.program-day.day-market { --day: #b66e00; --day-soft: #fff1dc; }
.program-day.day-partnering { --day: #d95645; --day-soft: #fdebe7; }
.program-day-top { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 22px 24px; background: var(--day-soft); border-bottom: 1px solid color-mix(in srgb, var(--day) 22%, transparent); }
.program-date { display: flex; align-items: center; gap: 10px; color: var(--day); }
.program-date strong { font-size: 3.2rem; font-weight: 780; line-height: .9; }
.program-date span { padding-left: 10px; border-left: 1px solid color-mix(in srgb, var(--day) 35%, transparent); font-size: .65rem; font-weight: 850; letter-spacing: .08em; line-height: 1.35; }
.program-icon { width: 58px; height: 58px; display: grid; place-items: center; color: var(--day); background: var(--white); border: 1px solid color-mix(in srgb, var(--day) 30%, transparent); border-radius: 3px; }
.program-icon svg { width: 30px; height: 30px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.program-day-body { flex: 1; display: flex; flex-direction: column; padding: 26px 24px 24px; }
.program-kicker { margin-bottom: 9px; color: var(--day); font-size: .7rem; font-weight: 850; letter-spacing: .11em; text-transform: uppercase; }
.program-day h3 { margin-bottom: 12px; font-size: 1.4rem; }
.program-day-body > p:not(.program-kicker) { margin-bottom: 24px; color: var(--muted); font-size: .92rem; }
.program-link { width: fit-content; display: inline-flex; align-items: center; gap: 8px; margin-top: auto; color: var(--day); font-weight: 800; }
.program-link::after { content: "\2192"; transition: transform .2s ease; }
.program-link:hover::after { transform: translateX(4px); }
.audience-section { overflow: hidden; background: #f8faf9; }
.value-chain { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); position: relative; margin-top: 52px; }
.value-chain::before { content: ""; height: 2px; position: absolute; top: 39px; right: 11%; left: 11%; background: linear-gradient(90deg, var(--teal), var(--amber), var(--coral), var(--ink-2)); }
.chain-stage { --stage: var(--teal); min-width: 0; position: relative; display: grid; grid-template-rows: 80px 1fr; padding: 0 24px; border-left: 1px solid var(--line); }
.chain-stage:first-child { padding-left: 0; border-left: 0; }
.chain-stage:last-child { padding-right: 0; }
.stage-scale { --stage: #c77b08; }
.stage-access { --stage: var(--coral); }
.stage-govern { --stage: var(--ink-2); }
.chain-icon { width: 80px; height: 80px; position: relative; z-index: 1; display: grid; place-items: center; color: var(--stage); background: var(--white); border: 2px solid var(--stage); border-radius: 50%; box-shadow: 0 0 0 8px #f8faf9; }
.chain-icon svg { width: 34px; height: 34px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.chain-content { min-height: 255px; display: flex; flex-direction: column; padding-top: 26px; }
.chain-label { margin-bottom: 10px; color: var(--stage); font-size: .7rem; font-weight: 850; letter-spacing: .11em; text-transform: uppercase; }
.chain-content h3 { min-height: 2.7em; margin-bottom: 12px; font-size: 1.2rem; }
.chain-content > p:not(.chain-label):not(.chain-domain) { margin-bottom: 24px; color: var(--muted); font-size: .9rem; }
.chain-share, .chain-domain { margin-top: auto; }
.chain-share p { display: flex; align-items: baseline; gap: 6px; margin: 8px 0 0; color: var(--muted); font-size: .72rem; }
.chain-share strong { color: var(--stage); font-size: 1.35rem; line-height: 1; }
.share-track { height: 6px; overflow: hidden; background: #e3e9e9; border-radius: 3px; }
.share-track span { width: var(--share); height: 100%; display: block; background: var(--stage); border-radius: inherit; }
.chain-domain { width: fit-content; padding: 7px 9px; color: var(--stage); background: color-mix(in srgb, var(--stage) 10%, white); border-left: 3px solid var(--stage); font-size: .68rem; font-weight: 800; letter-spacing: .05em; text-transform: uppercase; }
.partnering-section { color: #c6d6dc; background: var(--ink); }
.partnering-section .eyebrow { color: #65ddd7; }
.partnering-section h2 { color: var(--white); }
.partnering-intro { display: grid; grid-template-columns: minmax(300px, .85fr) minmax(420px, 1.15fr); gap: 70px; align-items: end; margin-bottom: 44px; }
.partnering-intro h2 { margin-bottom: 0; }
.partnering-intro .lead { margin-bottom: 0; color: #b9ccd4; }
.partnering-layout { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(330px, .85fr); gap: 48px; align-items: center; }
.network-map { min-height: 420px; position: relative; overflow: hidden; background: #0b2536; border: 1px solid rgba(255,255,255,.12); border-radius: 3px; }
.network-map::before { content: "PARITY PARTNERING"; position: absolute; top: 16px; left: 18px; color: #597482; font-size: .58rem; font-weight: 800; letter-spacing: .13em; }
.network-lines { width: 100%; height: 100%; position: absolute; inset: 0; }
.network-lines line { stroke: rgba(101,221,215,.34); stroke-width: 1.5; stroke-dasharray: 5 7; }
.network-points circle { fill: var(--amber); }
.network-node { --node: #65ddd7; min-width: 108px; position: absolute; z-index: 1; display: flex; align-items: center; justify-content: center; gap: 7px; padding: 9px 11px; color: var(--white); background: #0e3044; border: 1px solid color-mix(in srgb, var(--node) 55%, transparent); border-radius: 3px; font-size: .76rem; }
.network-node svg { width: 16px; height: 16px; flex: 0 0 auto; fill: none; color: var(--node); stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.node-developers { top: 10.7%; left: 50%; transform: translate(-50%, -50%); }
.node-cdmos { --node: var(--amber); top: 26.2%; left: 83.3%; transform: translate(-50%, -50%); }
.node-payers { --node: var(--coral); top: 75%; left: 83.3%; transform: translate(-50%, -50%); }
.node-investors { --node: #65ddd7; top: 89.3%; left: 50%; transform: translate(-50%, -50%); }
.node-regulators { --node: #8cb8d0; top: 75%; left: 16.7%; transform: translate(-50%, -50%); }
.node-licensing { --node: #f2c46f; top: 26.2%; left: 16.7%; transform: translate(-50%, -50%); }
.network-core { width: 132px; height: 132px; position: absolute; top: 50%; left: 50%; z-index: 2; display: grid; place-items: center; align-content: center; transform: translate(-50%, -50%); color: var(--ink); background: var(--amber); border: 8px solid #183b4d; border-radius: 50%; box-shadow: 0 0 0 1px var(--amber); text-align: center; }
.network-core svg { width: 28px; height: 28px; margin-bottom: 7px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.network-core strong, .network-core span { display: block; }
.network-core strong { font-size: .82rem; }
.network-core span { font-size: .63rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.partnering-details { padding-left: 48px; border-left: 1px solid rgba(255,255,255,.14); }
.partnering-metrics { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid rgba(255,255,255,.16); border-bottom: 1px solid rgba(255,255,255,.16); }
.partnering-metrics > div { padding: 22px 20px 22px 0; }
.partnering-metrics > div + div { padding-left: 20px; border-left: 1px solid rgba(255,255,255,.16); }
.partnering-metrics strong, .partnering-metrics span { display: block; }
.partnering-metrics strong { color: #65ddd7; font-size: 2.4rem; line-height: 1; }
.partnering-metrics > div + div strong { color: var(--amber); }
.partnering-metrics span { margin-top: 8px; color: #91aab5; font-size: .75rem; }
.match-flow { margin: 28px 0; border-top: 1px solid rgba(255,255,255,.12); }
.match-flow > div { display: grid; grid-template-columns: 34px 1fr; gap: 12px; align-items: center; padding: 13px 0; border-bottom: 1px solid rgba(255,255,255,.12); }
.match-flow span { width: 28px; height: 28px; display: grid; place-items: center; color: #65ddd7; border: 1px solid rgba(101,221,215,.35); border-radius: 50%; font-size: .62rem; font-weight: 850; }
.match-flow strong { color: var(--white); font-size: .9rem; }
.partnering-details > p { color: #9fb4bd; font-size: .9rem; }
.partnering-details .btn { margin-top: 8px; }
.quote { padding-left: 28px; border-left: 3px solid var(--amber); font-size: 1.2rem; }

.page-hero { position: relative; overflow: hidden; padding: 100px 0 78px; color: var(--white); background: var(--ink); }
.page-hero::after {
  content: "";
  position: absolute;
  width: 460px;
  height: 460px;
  right: -120px;
  top: -260px;
  border: 1px solid rgba(101, 221, 215, .32);
  border-radius: 50%;
  box-shadow: 0 0 0 50px rgba(101, 221, 215, .04), 0 0 0 100px rgba(242, 169, 59, .03);
}
.page-hero h1 { margin-bottom: 14px; color: var(--white); font-size: clamp(2.7rem, 6vw, 5rem); }
.page-hero p { max-width: 720px; margin-bottom: 0; color: #c5d5db; font-size: 1.2rem; }
.page-hero .actions { position: relative; z-index: 1; margin-top: 28px; }
.page-hero .currency-note { margin-top: 20px; color: var(--amber); font-size: .82rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.breadcrumb { margin-bottom: 20px; color: #8fb0bd; font-size: .85rem; }
.breadcrumb a { color: #63d9d3; }

.tabs { display: grid; grid-template-columns: repeat(3, minmax(145px, 1fr)); gap: 8px; }
.tab-btn { min-width: 0; display: grid; gap: 3px; padding: 15px 18px; color: var(--ink); background: var(--paper); border: 1px solid var(--line); border-top: 3px solid transparent; border-radius: 3px; text-align: left; }
.tab-btn span { color: var(--muted); font-size: .7rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.tab-btn strong { font-size: .95rem; }
.tab-btn.active { color: var(--white); background: var(--ink); border-color: var(--ink); border-top-color: var(--amber); }
.tab-btn.active span { color: #69ddd7; }
.agenda-intro { display: grid; grid-template-columns: minmax(280px, 1fr) minmax(480px, .9fr); gap: 48px; align-items: end; margin-bottom: 48px; }
.agenda-intro h2 { margin-bottom: 12px; }
.agenda-intro .lead { margin-bottom: 0; font-size: 1.05rem; }
.agenda-proposal-bar { display: flex; align-items: center; justify-content: space-between; gap: 28px; margin-bottom: 48px; padding: 22px 24px; color: var(--white); background: var(--ink-2); border-left: 5px solid var(--amber); }
.agenda-proposal-bar strong, .agenda-proposal-bar span { display: block; }
.agenda-proposal-bar strong { font-size: 1.05rem; }
.agenda-proposal-bar span { margin-top: 2px; color: #bcd0d8; font-size: .9rem; }
.agenda-proposal-bar .btn { flex: 0 0 auto; }
.agenda-day { display: none; }
.agenda-day.active { display: block; }
.agenda-heading { display: grid; grid-template-columns: 1fr auto; gap: 32px; align-items: end; padding: 30px 32px; color: var(--white); background: var(--ink); border-left: 5px solid var(--teal); }
.agenda-heading h2 { max-width: 760px; margin: 0; color: var(--white); font-size: clamp(1.55rem, 3vw, 2.25rem); }
.agenda-heading > p { margin: 0; color: #b9ccd4; font-weight: 650; }
.agenda-kicker { margin-bottom: 9px; color: #69ddd7; font-size: .72rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.agenda-list { margin: 0; padding: 0; list-style: none; counter-reset: agenda; border-right: 1px solid var(--line); border-left: 1px solid var(--line); }
.agenda-item { min-height: 86px; display: grid; grid-template-columns: 64px 1fr auto; gap: 22px; align-items: center; padding: 18px 24px 18px 0; border-bottom: 1px solid var(--line); counter-increment: agenda; transition: background .2s ease; }
.agenda-item::before { content: counter(agenda, decimal-leading-zero); align-self: stretch; display: grid; place-items: center; color: var(--teal-dark); border-right: 1px solid var(--line); font-size: .74rem; font-weight: 850; letter-spacing: .08em; }
.agenda-item:hover { background: #f8faf9; }
.agenda-item.is-networking { background: #fffaf1; }
.agenda-item.is-networking::before { color: #a36b0b; }
.agenda-title { margin: 0; color: var(--ink); font-size: 1.04rem; font-weight: 700; line-height: 1.4; }
.agenda-type { padding: 6px 10px; color: var(--teal-dark); background: var(--mint); border-radius: 3px; font-size: .68rem; font-weight: 800; letter-spacing: .05em; text-transform: uppercase; }
.agenda-type.network { color: #825405; background: #fff0d5; }

.speaker-callout { display: grid; grid-template-columns: 1.4fr .6fr; gap: 40px; align-items: center; padding: 44px; color: var(--white); background: var(--ink-2); border-left: 6px solid var(--amber); }
.speaker-callout h2 { color: var(--white); }
.speaker-callout p { color: #bfd0d8; }
.track-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.track { min-height: 265px; padding: 28px; border: 1px solid var(--line); border-top: 4px solid var(--teal); }
.track:nth-child(2) { border-top-color: var(--amber); }
.track:nth-child(3) { border-top-color: var(--coral); }
.track p { color: var(--muted); }

.fine-print { color: var(--muted); font-size: .84rem; }
.included-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 40px; margin: 24px 0 0; padding: 0; list-style: none; }
.included-list li { padding: 14px 0 14px 28px; position: relative; border-bottom: 1px solid rgba(255, 255, 255, .14); }
.included-list li::before { content: "\2713"; position: absolute; left: 0; color: #65ddd7; font-weight: 800; }

.sponsor-row { display: grid; grid-template-columns: 200px 1fr 170px; gap: 36px; align-items: start; padding: 34px 0; border-bottom: 1px solid var(--line); }
.sponsor-tier { color: var(--ink); font-size: 1.45rem; font-weight: 760; }
.sponsor-tier span { display: block; margin-top: 4px; color: var(--teal-dark); font-size: .85rem; }
.sponsor-row ul { margin: 0; padding-left: 20px; }
.sponsor-price { color: var(--ink); font-size: 2rem; font-weight: 780; text-align: right; }
.addons { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px 30px; }
.addon { display: flex; justify-content: space-between; gap: 20px; padding: 16px 0; border-bottom: 1px solid rgba(255,255,255,.15); }
.addon strong { color: var(--amber); }

.venue-details { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.venue-detail { padding-top: 22px; border-top: 3px solid var(--teal); }
.venue-detail:nth-child(2) { border-color: var(--amber); }
.venue-detail:nth-child(3) { border-color: var(--coral); }
.venue-detail:nth-child(4) { border-color: var(--ink-2); }
.venue-detail a { color: var(--teal-dark); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.map-placeholder { min-height: 420px; position: relative; overflow: hidden; display: grid; place-items: center; color: var(--white); background: var(--ink-2); }
.map-placeholder::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .18;
  background-image: linear-gradient(30deg, transparent 48%, #65ddd7 49%, #65ddd7 51%, transparent 52%), linear-gradient(120deg, transparent 48%, #fff 49%, #fff 51%, transparent 52%);
  background-size: 80px 80px, 120px 120px;
}
.map-pin { position: relative; z-index: 1; max-width: 360px; padding: 28px; background: rgba(7,26,42,.9); border-left: 4px solid var(--amber); }
.map-pin h3 { color: var(--white); }

.faq-group { margin-bottom: 48px; }
.faq-group h2 { font-size: 1.85rem; }
details { border-top: 1px solid var(--line); }
details:last-child { border-bottom: 1px solid var(--line); }
summary { position: relative; padding: 22px 48px 22px 0; color: var(--ink); font-weight: 720; cursor: pointer; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 8px; top: 17px; color: var(--teal-dark); font-size: 1.65rem; font-weight: 400; }
details[open] summary::after { content: "\2212"; }
details p { max-width: 760px; padding: 0 48px 22px 0; color: var(--muted); }

.contact-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 80px; align-items: start; }
.contact-list { margin: 28px 0 0; padding: 0; list-style: none; }
.contact-list li { padding: 16px 0; border-top: 1px solid var(--line); }
.contact-list small { display: block; color: var(--muted); }
.contact-list a { color: var(--teal-dark); font-weight: 700; }
.contact-details { margin-top: 30px; border-top: 1px solid var(--line); }
.contact-detail { padding: 18px 0; border-bottom: 1px solid var(--line); }
.contact-detail h3 { margin-bottom: 5px; color: var(--muted); font-size: .72rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.contact-detail address { color: var(--text); font-style: normal; }
.contact-detail a { color: var(--teal-dark); font-weight: 750; overflow-wrap: anywhere; }
.form-panel { padding: 36px; background: var(--paper); border-top: 4px solid var(--teal); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { margin-bottom: 18px; }
.field label { display: block; margin-bottom: 7px; color: var(--ink); font-size: .86rem; font-weight: 750; }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 13px 14px;
  color: var(--text);
  background: var(--white);
  border: 1px solid #becbce;
  border-radius: 3px;
}
.field textarea { min-height: 130px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--teal); outline: 2px solid rgba(0,167,160,.15); }
.form-note { margin: 13px 0 0; color: var(--muted); font-size: .8rem; }
.form-status { display: none; margin-top: 14px; padding: 12px; color: #075f5a; background: var(--mint); border-left: 3px solid var(--teal); }
.form-status.show { display: block; }
.form-status.error { color: #8a251d; background: #fff0ed; border-left-color: var(--coral); }
.form-honeypot { position: absolute !important; left: -10000px !important; width: 1px !important; height: 1px !important; overflow: hidden !important; }
.form-panel button:disabled, .email-capture-form button:disabled, .proposal-form button:disabled { cursor: wait; opacity: .62; }

.proposal-modal { width: min(calc(100% - 32px), 980px); max-height: calc(100dvh - 36px); margin: auto; padding: 0; overflow: hidden; color: var(--text); background: var(--white); border: 0; border-radius: 4px; box-shadow: 0 24px 80px rgba(0, 0, 0, .35); }
.proposal-modal::backdrop { background: rgba(4, 18, 29, .8); backdrop-filter: blur(5px); }
.proposal-layout { min-height: min(690px, calc(100dvh - 36px)); max-height: calc(100dvh - 36px); display: grid; grid-template-columns: 280px minmax(0, 1fr); }
.proposal-aside { display: flex; flex-direction: column; padding: 42px 32px 30px; color: #bfd0d8; background: var(--ink); border-top: 5px solid var(--teal); }
.proposal-aside h2 { margin-bottom: 16px; color: var(--white); font-size: 2.25rem; }
.proposal-aside > p:not(.eyebrow):not(.proposal-deadline) { font-size: .95rem; }
.proposal-progress { margin: 34px 0; padding: 0; list-style: none; }
.proposal-progress li { display: grid; grid-template-columns: 34px 1fr; gap: 12px; position: relative; padding: 0 0 28px; color: #78929e; }
.proposal-progress li::after { content: ""; width: 1px; position: absolute; left: 16px; top: 33px; bottom: 4px; background: rgba(255,255,255,.16); }
.proposal-progress li:last-child { padding-bottom: 0; }
.proposal-progress li:last-child::after { display: none; }
.proposal-progress li > span { width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.22); border-radius: 50%; font-size: .7rem; font-weight: 800; }
.proposal-progress strong, .proposal-progress small { display: block; }
.proposal-progress strong { color: #a8bbc3; font-size: .9rem; }
.proposal-progress small { margin-top: 2px; font-size: .72rem; }
.proposal-progress li.active > span { color: var(--ink); background: var(--amber); border-color: var(--amber); }
.proposal-progress li.active strong { color: var(--white); }
.proposal-progress li.complete > span { color: var(--ink); background: #65ddd7; border-color: #65ddd7; }
.proposal-deadline { margin: auto 0 0; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.14); font-size: .85rem; }
.proposal-deadline strong { display: block; color: var(--white); }
.proposal-main { position: relative; overflow-y: auto; padding: 42px 44px 34px; }
.modal-close {
  width: 42px;
  height: 42px;
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 2;
  display: grid;
  place-items: center;
  padding: 0 0 3px;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 4px;
  font-size: 1.8rem;
  line-height: 1;
}
.modal-close:hover { color: var(--ink); background: var(--amber); border-color: var(--amber); }
.proposal-form { padding: 0; }
.proposal-step[hidden] { display: none; }
.proposal-step-header { margin-bottom: 28px; padding-right: 50px; }
.proposal-step-header p { margin-bottom: 5px; color: var(--teal-dark); font-size: .72rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.proposal-step-header h3 { margin: 0; font-size: 1.8rem; }
.proposal-form .field textarea { min-height: 116px; }
.field-help { display: block; margin-top: 5px; color: var(--muted); font-size: .72rem; text-align: right; }
.photo-field { margin: 2px 0 22px; }
.field-label { display: block; margin-bottom: 7px; color: var(--ink); font-size: .86rem; font-weight: 750; }
.field-label small { color: var(--muted); font-weight: 550; }
.photo-input { width: 1px; height: 1px; position: absolute; overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; }
.photo-upload { display: grid; grid-template-columns: 58px 1fr auto; gap: 14px; align-items: center; padding: 14px; background: #f8faf9; border: 1px dashed #aebdc1; border-radius: 3px; cursor: pointer; }
.photo-input:focus-visible + .photo-upload { border-color: var(--teal); outline: 3px solid rgba(0, 167, 160, .2); outline-offset: 2px; }
.photo-preview { width: 58px; height: 58px; display: grid; place-items: center; overflow: hidden; color: var(--teal-dark); background: var(--mint); font-size: .62rem; font-weight: 850; letter-spacing: .08em; }
.photo-preview img { width: 100%; height: 100%; object-fit: cover; }
.photo-preview img[hidden] { display: none; }
.photo-copy strong, .photo-copy span { display: block; }
.photo-copy strong { color: var(--ink); font-size: .88rem; }
.photo-copy span { max-width: 280px; overflow: hidden; color: var(--muted); font-size: .76rem; text-overflow: ellipsis; white-space: nowrap; }
.upload-action { padding: 8px 10px; color: var(--teal-dark); background: var(--white); border: 1px solid var(--line); border-radius: 3px; font-size: .75rem; font-weight: 800; }
.proposal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 26px; padding-top: 20px; border-top: 1px solid var(--line); }
.proposal-actions .proposal-back { color: var(--ink); }
.proposal-form .form-note a { color: var(--teal-dark); font-weight: 700; text-decoration: underline; text-underline-offset: 2px; }

.timeline { position: relative; margin: 34px 0 0; }
.timeline::before { content: ""; position: absolute; left: 90px; top: 0; bottom: 0; width: 1px; background: var(--line); }
.milestone { display: grid; grid-template-columns: 75px 1fr; gap: 32px; position: relative; padding: 14px 0 30px; }
.milestone::after { content: ""; position: absolute; left: 85px; top: 22px; width: 11px; height: 11px; background: var(--teal); border: 3px solid var(--white); border-radius: 50%; box-shadow: 0 0 0 1px var(--teal); }
.milestone time { color: var(--teal-dark); font-size: .84rem; font-weight: 800; }

.email-capture { padding: 34px 0; background: var(--paper); border-top: 1px solid var(--line); border-bottom: 4px solid var(--teal); }
.email-capture-inner { display: grid; grid-template-columns: minmax(280px, .8fr) minmax(440px, 1.2fr); gap: 60px; align-items: center; }
.email-capture-copy .eyebrow { margin-bottom: 7px; }
.email-capture-copy h2 { margin-bottom: 5px; font-size: 1.65rem; }
.email-capture-copy > p:last-child { margin-bottom: 0; color: var(--muted); font-size: .9rem; }
.email-capture-form { display: grid; grid-template-columns: minmax(220px, 1fr) auto; gap: 8px 10px; align-items: end; }
.email-capture-form .field { margin: 0; }
.email-capture-form .btn { min-width: 145px; }
.email-capture-form .form-note, .email-capture-form .form-status { grid-column: 1 / -1; }
.email-capture-form .form-note { margin: 0; }
.email-capture-form .form-note a { color: var(--teal-dark); font-weight: 700; text-decoration: underline; text-underline-offset: 2px; }
.email-capture-form .form-status { margin-top: 4px; }
.site-footer { padding: 64px 0 24px; color: #bdced6; background: #04121d; }
.footer-grid { display: grid; grid-template-columns: 1.3fr .6fr .7fr 1fr 1.15fr; gap: 32px; }
.footer-brand { max-width: 330px; }
.footer-brand p { margin-top: 20px; color: #8fa8b3; }
.footer-title { margin-bottom: 16px; color: var(--white); font-size: .85rem; font-weight: 800; text-transform: uppercase; }
.footer-links { margin: 0; padding: 0; list-style: none; }
.footer-links li { margin: 8px 0; }
.footer-links a:hover { color: #65ddd7; }
.footer-contact address { color: #8fa8b3; font-size: .86rem; font-style: normal; line-height: 1.55; }
.footer-contact p { margin-top: 14px; font-size: .86rem; }
.footer-contact a { color: #bdced6; overflow-wrap: anywhere; }
.footer-contact a:hover { color: #65ddd7; }
.footer-credibility { display: grid; grid-template-columns: auto 1fr; gap: 22px; align-items: baseline; margin-top: 42px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.1); }
.footer-credibility span { color: #65ddd7; font-size: .7rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.footer-credibility p { margin: 0; color: #8fa8b3; font-size: .86rem; }
.footer-credibility a { color: var(--white); font-weight: 800; text-decoration: underline; text-decoration-color: var(--amber); text-underline-offset: 3px; }
.footer-credibility a:hover { color: #65ddd7; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 22px; padding-top: 22px; color: #78909a; border-top: 1px solid rgba(255,255,255,.1); font-size: .8rem; }
.footer-bottom a { color: #b8cbd3; text-decoration: underline; text-underline-offset: 3px; }
.footer-bottom a:hover { color: #65ddd7; }

.legal-status {
  margin-bottom: 42px;
  padding: 22px 24px;
  color: #68430a;
  background: #fff2da;
  border-left: 4px solid var(--amber);
}
.legal-status strong { display: block; margin-bottom: 4px; color: var(--ink); }
.legal-copy h2 { margin: 42px 0 12px; font-size: 1.45rem; }
.legal-copy h2:first-of-type { margin-top: 0; }
.legal-copy p { color: #415966; }
.legal-copy a { color: var(--teal-dark); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.legal-todo { padding: 18px 20px; background: var(--paper); border-left: 3px solid var(--coral); }
.organizer-line { margin-top: 28px; padding-top: 20px; color: #d8e5e9; border-top: 1px solid rgba(255,255,255,.18); }

@media (min-width: 981px) {
  .venue-details { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 980px) {
  .menu-toggle { display: grid; place-items: center; }
  .nav-links {
    position: fixed;
    inset: 76px 0 auto;
    height: calc(100vh - 76px);
    max-height: none;
    display: none;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    margin-left: 0;
    overflow-y: auto;
    padding: 20px;
    background: var(--ink);
    border-top: 1px solid rgba(255,255,255,.12);
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 13px 12px; font-size: 1rem; }
  .nav-links .nav-cta { margin: 8px 0 0; text-align: center; }
  .split, .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .agenda-intro { grid-template-columns: 1fr; gap: 26px; }
  .email-capture-inner { grid-template-columns: 1fr; gap: 24px; }
  .feature-grid, .track-grid { grid-template-columns: repeat(2, 1fr); }
  .value-chain { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 42px 0; }
  .value-chain::before { display: none; }
  .chain-stage:nth-child(odd) { padding-left: 0; border-left: 0; }
  .chain-stage:nth-child(even) { padding-right: 0; }
  .chain-content { min-height: 220px; }
  .partnering-intro { grid-template-columns: 1fr; gap: 18px; }
  .partnering-layout { grid-template-columns: 1fr; }
  .network-map { width: min(100%, 650px); margin-inline: auto; }
  .partnering-details { padding: 34px 0 0; border-top: 1px solid rgba(255,255,255,.14); border-left: 0; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 680px) {
  .container, .narrow { width: min(calc(100% - 28px), var(--max)); }
  .section { padding: 64px 0; }
  .section-sm { padding: 44px 0; }
  .site-header { height: 68px; }
  body { padding-top: 68px; }
  .nav-links { top: 68px; bottom: auto; height: calc(100dvh - 68px); }
  .brand-mark { width: 31px; height: 31px; }
  .brand-synerg img { width: 146px; }
  .hero { min-height: min(720px, calc(100svh - 68px)); background-position: 62% center; }
  .hero::before { background: linear-gradient(90deg, rgba(4,17,28,.96), rgba(4,17,28,.66)), linear-gradient(0deg, rgba(4,17,28,.7), transparent); }
  .hero-content { padding: 44px 0; }
  .hero h1 { font-size: clamp(2.55rem, 15vw, 4.1rem); }
  .hero h1 span { font-size: .24em; }
  .topic-marquee-group { min-height: 70px; }
  .marquee-item { margin-left: 30px; font-size: .76rem; }
  .feature-grid, .track-grid, .included-list, .addons, .venue-details, .footer-grid { grid-template-columns: 1fr; }
  .program-days { grid-template-columns: 1fr; gap: 14px; }
  .program-day { min-height: 0; }
  .program-day-top { padding: 18px 20px; }
  .program-day-body { min-height: 235px; padding: 22px 20px; }
  .value-chain { grid-template-columns: 1fr; gap: 0; margin-top: 38px; }
  .value-chain::before { width: 2px; height: auto; display: block; top: 30px; right: auto; bottom: 30px; left: 29px; background: linear-gradient(180deg, var(--teal), var(--amber), var(--coral), var(--ink-2)); }
  .chain-stage, .chain-stage:first-child, .chain-stage:last-child, .chain-stage:nth-child(odd), .chain-stage:nth-child(even) { grid-template-columns: 60px minmax(0, 1fr); grid-template-rows: 1fr; gap: 18px; padding: 0 0 34px; border: 0; }
  .chain-stage:last-child { padding-bottom: 0; }
  .chain-icon { width: 60px; height: 60px; box-shadow: 0 0 0 6px #f8faf9; }
  .chain-icon svg { width: 27px; height: 27px; }
  .chain-content { min-height: 0; padding-top: 0; }
  .chain-content h3 { min-height: 0; margin-bottom: 8px; }
  .chain-content > p:not(.chain-label):not(.chain-domain) { margin-bottom: 16px; }
  .partnering-intro { margin-bottom: 34px; }
  .network-map { min-height: 360px; }
  .network-map::before { top: 11px; left: 12px; }
  .network-node { min-width: 82px; padding: 7px 8px; font-size: .66rem; }
  .network-node svg { width: 14px; height: 14px; }
  .network-core { width: 112px; height: 112px; border-width: 6px; }
  .network-core svg { width: 24px; height: 24px; margin-bottom: 4px; }
  .partnering-details { padding-top: 28px; }
  .partnering-metrics strong { font-size: 2rem; }
  .partnering-metrics > div { padding: 18px 12px 18px 0; }
  .partnering-metrics > div + div { padding-left: 12px; }
  .footer-credibility { grid-template-columns: 1fr; gap: 6px; }
  .page-hero { padding: 72px 0 58px; }
  .tabs { grid-template-columns: 1fr; }
  .agenda-heading { grid-template-columns: 1fr; gap: 12px; padding: 24px 22px; }
  .agenda-heading > p { margin: 0; }
  .agenda-item { grid-template-columns: 48px 1fr; gap: 9px 14px; padding: 17px 16px 17px 0; }
  .agenda-item::before { grid-row: 1 / 3; }
  .agenda-type { grid-column: 2; justify-self: start; }
  .agenda-proposal-bar { align-items: flex-start; flex-direction: column; }
  .speaker-callout { grid-template-columns: 1fr; padding: 30px; }
  .sponsor-row { grid-template-columns: 1fr; gap: 12px; }
  .sponsor-price { text-align: left; }
  .form-panel { padding: 24px 18px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .proposal-modal { width: calc(100% - 20px); max-height: calc(100dvh - 20px); }
  .proposal-layout { min-height: 0; max-height: calc(100dvh - 20px); display: block; }
  .proposal-aside { display: block; padding: 24px 56px 18px 22px; }
  .proposal-aside h2 { margin-bottom: 0; font-size: 1.7rem; }
  .proposal-aside > p:not(.eyebrow) { display: none; }
  .proposal-progress { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 18px 0 0; }
  .proposal-progress li { grid-template-columns: 28px 1fr; gap: 8px; align-items: center; padding: 0; }
  .proposal-progress li::after, .proposal-progress small { display: none; }
  .proposal-progress li > span { width: 28px; height: 28px; }
  .proposal-main { max-height: calc(100dvh - 190px); padding: 26px 20px 28px; }
  .modal-close { top: 16px; right: 14px; }
  .proposal-step-header { margin-bottom: 22px; padding-right: 42px; }
  .proposal-step-header h3 { font-size: 1.48rem; }
  .photo-upload { grid-template-columns: 48px 1fr; }
  .photo-preview { width: 48px; height: 48px; }
  .upload-action { grid-column: 2; justify-self: start; }
  .proposal-actions .btn { flex: 1 1 0; padding-inline: 12px; }
  .email-capture { padding: 28px 0; }
  .email-capture-form { grid-template-columns: 1fr; }
  .email-capture-form .btn, .email-capture-form .form-note, .email-capture-form .form-status { grid-column: 1; }
  .email-capture-form .btn { width: 100%; }
  .footer-bottom { display: block; }
  .footer-bottom span { display: block; margin-top: 6px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
  .topic-marquee { overflow: visible; }
  .topic-marquee-track { width: 100%; animation: none; transform: none; }
  .topic-marquee-group { width: 100%; min-height: 0; flex-wrap: wrap; justify-content: center; padding: 14px; }
  .topic-marquee-group[aria-hidden="true"] { display: none; }
  .marquee-item { margin: 8px 14px; white-space: normal; }
}