:root {
  --ink: #101511;
  --paper: #f3f0e7;
  --paper-2: #e9e4d8;
  --green: #b6f15f;
  --coral: #ff6f50;
  --mint: #c9f2df;
  --line: rgba(16, 21, 17, 0.18);
  --muted: #5e665f;
  --sans: "Manrope", system-ui, sans-serif;
  --mono: "DM Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
}
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.skip { position: fixed; left: 1rem; top: -4rem; z-index: 100; background: var(--green); padding: .75rem 1rem; }
.skip:focus { top: 1rem; }

.site-header {
  align-items: center;
  background: rgba(243, 240, 231, .92);
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  min-height: 76px;
  padding: 0 clamp(1rem, 4vw, 4rem);
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
}
.brand { align-items: center; display: flex; font-weight: 800; gap: .7rem; text-decoration: none; }
.brand-mark { align-items: center; background: var(--ink); border-radius: 50%; color: var(--paper); display: inline-flex; font-family: var(--mono); font-size: .72rem; height: 34px; justify-content: center; width: 34px; }
nav { display: flex; gap: 2rem; }
nav a { font-size: .86rem; font-weight: 700; text-decoration: none; }
.site-header > .button { justify-self: end; }

.button {
  align-items: center;
  background: var(--ink);
  border: 1px solid var(--ink);
  border-radius: 999px;
  color: white;
  display: inline-flex;
  font-size: .88rem;
  font-weight: 800;
  gap: 1.6rem;
  justify-content: center;
  padding: .92rem 1.25rem;
  text-decoration: none;
  transition: transform .2s, background .2s, color .2s;
}
.button:hover { background: var(--green); color: var(--ink); transform: translateY(-2px); }
.button-small { font-size: .78rem; padding: .65rem 1rem; }
.button-light { background: var(--paper); color: var(--ink); }
.text-link { font-weight: 800; text-underline-offset: .25rem; }

.hero { background: var(--ink); color: var(--paper); min-height: 760px; overflow: hidden; padding: clamp(4rem, 8vw, 8rem) clamp(1rem, 7vw, 7rem) 0; position: relative; }
.hero::before { border: 1px solid rgba(182,241,95,.3); border-radius: 50%; content: ""; height: 720px; position: absolute; right: -260px; top: -270px; width: 720px; }
.hero::after { background-image: radial-gradient(rgba(243,240,231,.24) 1px, transparent 1px); background-size: 20px 20px; content: ""; height: 200px; left: 0; opacity: .45; position: absolute; top: 0; width: 240px; }
.hero-grid { display: grid; gap: clamp(3rem, 8vw, 9rem); grid-template-columns: minmax(0, 1.35fr) minmax(300px, .65fr); margin: 0 auto; max-width: 1320px; position: relative; z-index: 2; }
.eyebrow { font-family: var(--mono); font-size: .74rem; letter-spacing: .05em; text-transform: uppercase; }
.live-dot { animation: pulse 2s infinite; background: var(--green); border-radius: 50%; display: inline-block; height: 8px; margin-right: .55rem; width: 8px; }
@keyframes pulse { 50% { box-shadow: 0 0 0 8px rgba(182,241,95,0); } 0%,100% { box-shadow: 0 0 0 0 rgba(182,241,95,.3); } }
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: clamp(3.7rem, 8.3vw, 8.7rem); letter-spacing: -.075em; line-height: .88; margin: 2rem 0; max-width: 900px; }
h1 em, .closing h2 em { color: var(--green); font-style: normal; }
.hero-copy { color: #cbd0ca; font-size: clamp(1.05rem, 1.5vw, 1.35rem); max-width: 720px; }
.hero-actions { align-items: center; display: flex; flex-wrap: wrap; gap: 1.4rem; margin-top: 2rem; }
.hero .button { background: var(--green); color: var(--ink); }
.hero .button:hover { background: white; }

.event-card { align-self: end; background: var(--paper); border-radius: 1rem 1rem 0 0; color: var(--ink); padding: 2rem; }
.event-card-label { font-family: var(--mono); font-size: .72rem; text-transform: uppercase; }
.event-date { align-items: center; display: flex; font-size: 1.2rem; font-weight: 800; line-height: 1.05; }
.event-date span { font-size: 5.7rem; letter-spacing: -.08em; margin-right: 1rem; }
.event-card dl { border-top: 1px solid var(--line); margin: 1.5rem 0; }
.event-card dl div { display: flex; justify-content: space-between; border-bottom: 1px solid var(--line); padding: .7rem 0; }
.event-card dt { color: var(--muted); font-size: .8rem; }
.event-card dd { font-size: .8rem; font-weight: 800; margin: 0; }
.countdown { display: grid; gap: .5rem; grid-template-columns: repeat(3,1fr); }
.countdown div { background: var(--paper-2); padding: .65rem; text-align: center; }
.countdown strong { display: block; font-family: var(--mono); font-size: 1.25rem; }
.countdown span { color: var(--muted); font-size: .65rem; text-transform: uppercase; }
.principle-strip { border-top: 1px solid rgba(243,240,231,.2); display: grid; font-family: var(--mono); font-size: .68rem; gap: 1rem; grid-template-columns: repeat(3,1fr); margin: 4rem auto 0; max-width: 1320px; padding: 1.3rem 0; text-transform: uppercase; }

.section { border-bottom: 1px solid var(--line); display: grid; grid-template-columns: minmax(150px, 1fr) minmax(0, 4fr); padding: clamp(4rem, 8vw, 8rem) clamp(1rem, 7vw, 7rem); }
.section-label { font-family: var(--mono); font-size: .7rem; padding-top: .5rem; text-transform: uppercase; }
.section-label::before { content: "↳ "; }
.section-content { max-width: 1120px; }
.section h2 { font-size: clamp(2.3rem, 4.5vw, 5rem); letter-spacing: -.06em; line-height: 1; }
.intro-grid, .partner-grid, .proof-grid { display: grid; gap: clamp(2rem, 6vw, 7rem); grid-template-columns: repeat(2, minmax(0,1fr)); }
.large-copy { color: var(--muted); font-size: 1.2rem; max-width: 640px; }
.deliverable-list > p { font-family: var(--mono); font-size: .7rem; text-transform: uppercase; }
.deliverable-list ol { list-style: none; margin: 0; padding: 0; }
.deliverable-list li { align-items: center; border-top: 1px solid var(--line); display: flex; font-weight: 700; gap: 1rem; padding: 1rem 0; }
.deliverable-list li span { color: var(--muted); font-family: var(--mono); font-size: .7rem; }

.tracks { background: var(--paper-2); }
.track-tabs { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 2rem; }
.track-tab { background: transparent; border: 1px solid var(--ink); border-radius: 999px; cursor: pointer; font-family: inherit; font-weight: 800; padding: .65rem 1rem; }
.track-tab.active { background: var(--ink); color: white; }
.track-panel { background: var(--paper); border: 1px solid var(--line); min-height: 300px; padding: clamp(2rem, 5vw, 4.5rem); }
.track-kicker { color: var(--coral); font-family: var(--mono); font-size: .72rem; text-transform: uppercase; }
.track-panel h3 { font-size: clamp(2rem, 4vw, 4rem); letter-spacing: -.05em; line-height: 1.05; max-width: 800px; }
.track-panel > p:not(.track-kicker) { color: var(--muted); max-width: 700px; }
.track-rule { border-top: 1px solid var(--line); display: flex; font-size: .82rem; gap: 3rem; margin-top: 3rem; padding-top: 1rem; }
.track-rule span { font-family: var(--mono); text-transform: uppercase; }
.status-note { align-items: center; display: flex; font-size: .75rem; gap: .6rem; margin-top: 1rem; }
.status-note span { background: var(--coral); border-radius: 50%; height: 8px; width: 8px; }

.partner { background: var(--ink); color: var(--paper); }
.partner p { color: #bec5bd; }
.partner-steps article { border-top: 1px solid rgba(243,240,231,.22); display: grid; gap: 1rem; grid-template-columns: 36px 1fr; padding: 1.15rem 0; }
.partner-steps article > span { color: var(--green); font-family: var(--mono); }
.partner-steps h3 { margin-bottom: .15rem; }
.partner-steps p { font-size: .85rem; margin: 0; }
.partner-steps .button { margin-top: 1.2rem; }

.schedule h2 { max-width: 850px; }
.timeline { margin-top: 3rem; }
.timeline article { border-top: 1px solid var(--line); display: grid; gap: 2rem; grid-template-columns: 90px 1fr; padding: 1.4rem 0; }
.timeline time { color: var(--coral); font-family: var(--mono); font-size: .85rem; }
.timeline h3 { margin-bottom: .2rem; }
.timeline p { color: var(--muted); font-size: .9rem; margin: 0; }

.judging { background: #dff0cf; }
.judging-grid { display: grid; gap: 1px; grid-template-columns: repeat(2,minmax(0,1fr)); background: rgba(16,21,17,.18); border: 1px solid var(--line); }
.score-card { background: #dff0cf; min-height: 230px; padding: 2rem; }
.score-card.featured { background: var(--green); grid-row: span 2; }
.score-card span { font-family: var(--mono); font-size: 2rem; }
.score-card h3 { font-size: 1.35rem; margin-top: 3rem; }
.score-card p { color: var(--muted); font-size: .85rem; }

.outcomes { background: var(--coral); }
.outcome-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); }
.outcome-grid div { border-left: 1px solid rgba(16,21,17,.25); padding: 1rem 1.5rem 1rem 1rem; }
.outcome-grid strong { display: block; font-size: clamp(2.2rem, 4vw, 4rem); letter-spacing: -.06em; line-height: 1; }
.outcome-grid span { display: block; font-size: .75rem; margin-top: .8rem; }

.proof-numbers { display: grid; gap: 1px; grid-template-columns: repeat(3,1fr); background: var(--line); border: 1px solid var(--line); }
.proof-numbers article { background: var(--paper); min-height: 190px; padding: 1.3rem; }
.proof-numbers strong { display: block; font-size: 2.7rem; letter-spacing: -.05em; }
.proof-numbers span { color: var(--muted); font-size: .72rem; }
.proof-links { display: flex; flex-direction: column; gap: .5rem; margin-top: 2rem; }
.proof-links a { font-weight: 800; text-underline-offset: .25rem; }

.faq details { border-top: 1px solid var(--line); padding: 1.3rem 0; }
.faq summary { cursor: pointer; font-size: 1.05rem; font-weight: 800; list-style: none; padding-right: 2rem; position: relative; }
.faq summary::after { content: "+"; position: absolute; right: 0; }
.faq details[open] summary::after { content: "−"; }
.faq details p { color: var(--muted); max-width: 780px; padding-top: 1rem; }

.closing { background: var(--ink); color: var(--paper); padding: clamp(5rem, 10vw, 10rem) clamp(1rem, 7vw, 7rem); text-align: center; }
.closing h2 { font-size: clamp(3.5rem, 8vw, 8rem); letter-spacing: -.075em; line-height: .9; }
.closing-actions { align-items: center; display: flex; flex-wrap: wrap; gap: 1.5rem; justify-content: center; margin-top: 3rem; }
.closing-actions > a:not(.button) { color: var(--paper); font-weight: 800; }
footer { background: var(--ink); border-top: 1px solid rgba(243,240,231,.2); color: #9da49d; display: flex; flex-wrap: wrap; font-family: var(--mono); font-size: .65rem; gap: 2rem; justify-content: space-between; padding: 1.5rem clamp(1rem, 7vw, 7rem); }
footer p { margin: 0; }

@media (max-width: 900px) {
  .site-header { grid-template-columns: 1fr auto; }
  nav { display: none; }
  .hero-grid, .intro-grid, .partner-grid, .proof-grid { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .event-card { border-radius: 1rem; }
  .section { grid-template-columns: 1fr; gap: 2rem; }
  .outcome-grid { grid-template-columns: repeat(2,1fr); }
  .proof-numbers { grid-template-columns: 1fr; }
  .principle-strip { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .site-header { min-height: 66px; }
  .brand { font-size: .86rem; }
  .site-header .button-small { display: none; }
  h1 { font-size: 3.5rem; }
  .event-date span { font-size: 4rem; }
  .judging-grid, .outcome-grid { grid-template-columns: 1fr; }
  .score-card.featured { grid-row: auto; }
  .timeline article { grid-template-columns: 65px 1fr; gap: .8rem; }
  .track-rule { flex-direction: column; gap: .5rem; }
  footer { flex-direction: column; gap: .5rem; }
}

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