:root {
  --ink: #07131f;
  --ink-2: #0c2031;
  --ink-3: #132b40;
  --paper: #f4f5f3;
  --white: #ffffff;
  --red: #f33148;
  --red-dark: #d71932;
  --ice: #6fe7ef;
  --muted: #667889;
  --line: rgba(7, 19, 31, 0.14);
  --line-light: rgba(255, 255, 255, 0.16);
  --max: 1240px;
  --header: 102px;
  --shadow: 0 22px 70px rgba(2, 13, 22, 0.18);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header); }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--ice); outline-offset: 4px; }

.skip-link {
  position: fixed;
  left: 18px;
  top: -100px;
  z-index: 1000;
  padding: 12px 18px;
  background: var(--white);
  color: var(--ink);
  font-weight: 800;
  transition: top 0.2s;
}
.skip-link:focus { top: 18px; }
.wrap { width: min(var(--max), calc(100% - 48px)); margin-inline: auto; }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  color: var(--white);
  transition: background 0.25s, box-shadow 0.25s;
}
.site-header.scrolled { background: rgba(7, 19, 31, 0.96); box-shadow: 0 10px 35px rgba(0, 0, 0, 0.2); backdrop-filter: blur(15px); }
.concept-bar {
  height: 30px;
  padding-inline: max(24px, calc((100vw - var(--max)) / 2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--red);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}
.nav-shell {
  height: 72px;
  padding-inline: max(24px, calc((100vw - var(--max)) / 2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line-light);
}
.brand {
  display: grid;
  grid-template-columns: auto auto;
  align-items: end;
  width: max-content;
  line-height: 0.82;
}
.brand-word { font-size: 18px; font-weight: 950; letter-spacing: 0.04em; }
.brand strong { grid-column: 2; grid-row: 1 / 3; margin-left: 5px; color: var(--red); font-size: 37px; line-height: 0.78; }
.brand small { margin-top: 6px; color: #b9cad5; font-size: 7px; font-weight: 800; letter-spacing: 0.2em; }
.nav-shell nav { display: flex; align-items: center; gap: 26px; }
.nav-shell nav a { position: relative; font-size: 12px; font-weight: 800; letter-spacing: 0.02em; color: #dbe4ea; }
.nav-shell nav a:not(.nav-cta)::after { content: ""; position: absolute; inset: auto 0 -9px; height: 2px; background: var(--red); transform: scaleX(0); transform-origin: left; transition: transform 0.2s; }
.nav-shell nav a:hover::after, .nav-shell nav a.active::after { transform: scaleX(1); }
.nav-cta { padding: 11px 17px; border: 1px solid rgba(255,255,255,0.5); border-radius: 999px; transition: background 0.2s, border-color 0.2s; }
.nav-cta:hover { background: var(--red); border-color: var(--red); }
.menu-toggle { display: none; }

.hero {
  position: relative;
  min-height: 900px;
  height: 100svh;
  max-height: 1040px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--ink);
  color: var(--white);
}
.hero-image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 48%; }
.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(4, 13, 23, 0.96) 0%, rgba(4, 13, 23, 0.74) 44%, rgba(4, 13, 23, 0.2) 78%),
    linear-gradient(0deg, rgba(4, 13, 23, 0.96) 0%, rgba(4, 13, 23, 0.08) 58%),
    linear-gradient(180deg, rgba(4, 13, 23, 0.46), transparent 35%);
}
.hero-grid { position: relative; z-index: 2; padding: 180px 0 100px; display: grid; grid-template-columns: minmax(0, 1fr) 310px; gap: 80px; align-items: end; }
.eyebrow { display: flex; align-items: center; gap: 12px; margin: 0 0 24px; color: var(--ice); font-size: 11px; font-weight: 900; letter-spacing: 0.2em; text-transform: uppercase; }
.eyebrow span { width: 30px; height: 2px; background: currentColor; }
h1, h2, h3, p { overflow-wrap: break-word; }
h1 { max-width: 860px; margin: 0; font-size: clamp(58px, 7.6vw, 112px); line-height: 0.86; letter-spacing: -0.065em; font-weight: 950; }
h1 em, h2 em { color: var(--red); font-style: normal; }
.hero-lead { max-width: 720px; margin: 32px 0 0; color: #d4dfe6; font-size: clamp(18px, 1.8vw, 24px); line-height: 1.45; }
.hero-claim { margin: 26px 0 -18px; color: var(--white); font-size: 13px; font-weight: 900; letter-spacing: 0.16em; text-transform: uppercase; }
.hero-actions { display: flex; gap: 12px; margin-top: 34px; }
.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; padding: 13px 22px; border: 1px solid transparent; border-radius: 999px; cursor: pointer; font-size: 13px; font-weight: 900; transition: transform 0.18s, background 0.18s, border-color 0.18s; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--red); color: var(--white); box-shadow: 0 12px 30px rgba(243, 49, 72, 0.25); }
.button-primary:hover { background: var(--red-dark); }
.button-secondary { border-color: rgba(255,255,255,0.55); color: var(--white); background: rgba(7,19,31,0.15); backdrop-filter: blur(6px); }
.button-secondary:hover { border-color: var(--white); background: rgba(255,255,255,0.08); }
.button-dark { background: var(--ink); color: var(--white); }
.hero-card { border: 1px solid rgba(255,255,255,0.26); background: rgba(6, 19, 31, 0.64); backdrop-filter: blur(18px); box-shadow: var(--shadow); }
.hero-card-top { padding: 14px 17px; border-bottom: 1px solid var(--line-light); color: #c9d7df; font-size: 10px; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; }
.status-dot { display: inline-block; width: 7px; height: 7px; margin-right: 7px; border-radius: 50%; background: var(--ice); box-shadow: 0 0 0 5px rgba(111,231,239,0.12); }
.hero-card-main { padding: 28px 24px 22px; }
.hero-card-main > span { display: block; color: #9cb0be; font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: 0.15em; }
.hero-card-main strong { display: block; margin: 7px 0; color: var(--red); font-size: 74px; line-height: 0.94; letter-spacing: -0.06em; }
.hero-card-main p { margin: 0; color: #c7d3dc; font-size: 13px; }
.hero-card-bottom { padding: 15px 24px; border-top: 1px solid var(--line-light); display: flex; justify-content: space-between; gap: 14px; font-size: 11px; }
.hero-card-bottom span { color: #91a5b3; }
.hero-card-bottom b { text-align: right; }
.photo-credit { position: absolute; z-index: 4; right: 12px; bottom: 12px; padding: 7px 9px; background: rgba(4,13,23,0.78); color: rgba(255,255,255,0.78); font-size: 9px; font-weight: 700; letter-spacing: 0.02em; backdrop-filter: blur(7px); transition: color 0.2s, background 0.2s; }
.photo-credit:hover { color: var(--white); background: rgba(4,13,23,0.96); }
.hero-credit { bottom: 16px; right: 18px; }

.scoreboard { position: relative; z-index: 5; background: var(--white); border-bottom: 1px solid var(--line); }
.scoreboard-grid { display: grid; grid-template-columns: repeat(5, 1fr); }
.scoreboard-grid > div { min-height: 110px; padding: 24px 22px; display: flex; flex-direction: column; justify-content: center; border-left: 1px solid var(--line); }
.scoreboard-grid > div:last-child { border-right: 1px solid var(--line); }
.scoreboard strong { font-size: 34px; line-height: 1; letter-spacing: -0.04em; }
.scoreboard span { margin-top: 8px; color: var(--muted); font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: 0.11em; }
.scoreboard-word { background: var(--red); color: var(--white); }
.scoreboard-word span { color: rgba(255,255,255,0.78); }

.section { padding: 120px 0; }
.section-head { margin-bottom: 48px; display: flex; align-items: center; justify-content: space-between; gap: 30px; padding-bottom: 17px; border-bottom: 1px solid var(--line); }
.section-head p { margin: 0; font-size: 10px; font-weight: 900; letter-spacing: 0.15em; text-transform: uppercase; }
.section-index { color: var(--red); }
.section-label { color: var(--muted); }
.section-head-light { border-color: var(--line-light); }
.section-head-light .section-label { color: #8ea3b1; }
h2 { margin: 0; font-size: clamp(44px, 5.5vw, 76px); line-height: 0.97; letter-spacing: -0.055em; font-weight: 920; }
.lead-copy { font-size: 20px; line-height: 1.55; }

.vision { background: var(--paper); }
.vision-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 90px; align-items: start; }
.vision-copy > p { margin-top: 0; color: #4b6070; }
.vision-copy .lead-copy { color: var(--ink); }
.concept-note { margin-top: 30px; padding: 22px; border-left: 4px solid var(--red); background: var(--white); }
.concept-note strong { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; }
.concept-note p { margin: 8px 0 0; color: var(--muted); font-size: 13px; }
.pillar-grid { margin-top: 70px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.pillar-grid article { min-height: 230px; padding: 26px; border: 1px solid var(--line); background: rgba(255,255,255,0.55); transition: transform 0.2s, box-shadow 0.2s, background 0.2s; }
.pillar-grid article:hover { transform: translateY(-5px); background: var(--white); box-shadow: 0 18px 45px rgba(7,19,31,0.08); }
.pillar-grid span, .policy-grid span { color: var(--red); font-size: 11px; font-weight: 900; }
.pillar-grid h3 { margin: 60px 0 10px; font-size: 25px; }
.pillar-grid p { margin: 0; color: var(--muted); font-size: 14px; }

.format-section { background: var(--ink); color: var(--white); overflow: hidden; }
.format-intro { display: grid; grid-template-columns: 1.1fr 0.7fr; gap: 100px; align-items: end; }
.format-intro p { margin: 0 0 4px; color: #adbfca; font-size: 18px; }
.format-path { margin: 70px 0; display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; align-items: center; gap: 14px; }
.format-path article { min-height: 150px; padding: 22px; border: 1px solid var(--line-light); background: rgba(255,255,255,0.025); }
.format-path article:last-child { border-color: var(--red); background: rgba(243,49,72,0.12); }
.format-path article span { display: block; color: var(--ice); font-size: 11px; font-weight: 900; }
.format-path article b { display: block; margin-top: 38px; font-size: 17px; }
.format-path article small { display: block; margin-top: 5px; color: #8fa5b4; font-size: 11px; }
.format-path i { color: var(--red); font-style: normal; }
.final-feature { display: grid; grid-template-columns: 1.25fr 0.75fr; min-height: 560px; border: 1px solid var(--line-light); }
.final-feature figure { position: relative; margin: 0; min-height: 520px; overflow: hidden; }
.final-feature figure::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, transparent 65%, rgba(7,19,31,0.35)); pointer-events: none; }
.final-feature img { width: 100%; height: 100%; object-fit: cover; }
.final-copy { padding: 52px 44px; display: flex; flex-direction: column; justify-content: center; }
.final-copy h3 { margin: 0 0 18px; font-size: 42px; line-height: 1; letter-spacing: -0.04em; }
.final-copy > p:not(.eyebrow) { color: #afc0ca; }
.check-list { padding: 0; margin: 24px 0 0; list-style: none; }
.check-list li { position: relative; padding: 10px 0 10px 25px; border-top: 1px solid var(--line-light); color: #d2dde3; font-size: 13px; }
.check-list li::before { content: "↗"; position: absolute; left: 0; color: var(--ice); font-weight: 900; }

.venues { background: #e9edee; }
.venues-title, .nations-intro, .rules-title, .partners-title { display: grid; grid-template-columns: 1.1fr 0.7fr; gap: 90px; align-items: end; }
.venues-title > p, .partners-title > p { margin: 0; color: var(--muted); font-size: 18px; }
.venue-gallery { margin-top: 65px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.venue-card { background: var(--white); border: 1px solid var(--line); box-shadow: 0 12px 35px rgba(7,19,31,0.06); }
.venue-card-large { grid-column: 1 / -1; display: grid; grid-template-columns: 1.45fr 0.55fr; }
.venue-card figure { position: relative; margin: 0; height: 330px; overflow: hidden; background: var(--ink); }
.venue-card-large figure { height: 450px; }
.venue-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s ease; }
.venue-card:hover img { transform: scale(1.025); }
.venue-card > div { padding: 25px 27px 28px; }
.venue-card-large > div { display: flex; flex-direction: column; justify-content: flex-end; padding: 40px; background: var(--ink); color: var(--white); }
.venue-card div > span { color: var(--red); font-size: 10px; font-weight: 900; letter-spacing: 0.12em; text-transform: uppercase; }
.venue-card h3 { margin: 10px 0 7px; font-size: 28px; letter-spacing: -0.03em; }
.venue-card p { margin: 0; color: var(--muted); font-size: 13px; }
.venue-card-large p { color: #9fb1bd; }
.host-strip { margin-top: 16px; display: grid; grid-template-columns: repeat(5, 1fr); background: var(--white); border: 1px solid var(--line); }
.host-strip div { min-height: 130px; padding: 22px; border-right: 1px solid var(--line); display: flex; flex-direction: column; }
.host-strip div:last-child { border-right: 0; }
.host-strip span { color: var(--red); font-size: 10px; font-weight: 900; }
.host-strip b { margin-top: auto; font-size: 17px; }
.host-strip small { color: var(--muted); }

.nations-section { background: var(--ink-2); color: var(--white); }
.nations-intro > p { margin: 0; color: #9fb2bf; font-size: 18px; }
.tabs { margin: 55px 0 22px; display: flex; flex-wrap: wrap; gap: 8px; }
.tabs button { padding: 10px 16px; border: 1px solid var(--line-light); border-radius: 999px; background: transparent; color: #b9c8d1; cursor: pointer; font-size: 11px; font-weight: 850; transition: background 0.2s, color 0.2s, border-color 0.2s; }
.tabs button:hover { border-color: var(--ice); color: var(--white); }
.tabs button.active { border-color: var(--red); background: var(--red); color: var(--white); }
.team-panel { border: 1px solid var(--line-light); background: rgba(255,255,255,0.025); }
.team-grid { display: grid; grid-template-columns: repeat(5, 1fr); }
.team-card { min-height: 124px; padding: 20px; border-right: 1px solid var(--line-light); display: flex; flex-direction: column; justify-content: space-between; }
.team-card:last-child { border-right: 0; }
.team-card small { color: var(--ice); font-size: 10px; font-weight: 900; letter-spacing: 0.1em; }
.team-name { font-size: 17px; font-weight: 850; }
.team-flag { margin-right: 8px; font-size: 21px; vertical-align: -2px; }
.nations-note { margin: 18px 0 0; max-width: 760px; color: #8197a6; font-size: 11px; }

.squad-section { background: var(--paper); }
.squad-intro h2 { max-width: 1050px; }
.number-grid { margin-top: 65px; display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px; }
.number-grid article { min-height: 170px; padding: 22px; background: var(--ink); color: var(--white); }
.number-grid strong { display: block; color: var(--ice); font-size: 38px; letter-spacing: -0.05em; }
.number-grid span { display: block; margin-top: 28px; color: #bac8d1; font-size: 12px; }
.policy-grid { margin-top: 18px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.policy-grid article { padding: 30px; border: 1px solid var(--line); background: var(--white); }
.policy-grid h3 { margin: 35px 0 12px; font-size: 22px; }
.policy-grid p { margin: 0; color: var(--muted); font-size: 14px; }

.rules-section { background: #050d15; color: var(--white); }
.rules-title > p { margin: 0; color: #9cafbb; font-size: 17px; }
.rule-grid { margin-top: 60px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.rule-grid article { min-height: 235px; padding: 28px; border: 1px solid var(--line-light); background: rgba(255,255,255,0.025); }
.rule-grid strong { color: var(--ice); font-size: 39px; line-height: 1; letter-spacing: -0.04em; }
.rule-grid h3 { margin: 46px 0 9px; font-size: 21px; }
.rule-grid p { margin: 0; color: #8fa3b1; font-size: 13px; }

.innovation-section { position: relative; overflow: hidden; background: var(--red); color: var(--white); }
.innovation-section::before { content: "R32"; position: absolute; right: -4vw; bottom: -10vw; color: rgba(255,255,255,0.055); font-size: 38vw; line-height: 0.8; font-weight: 950; letter-spacing: -0.1em; pointer-events: none; }
.innovation-orbit { position: absolute; width: 620px; height: 620px; left: -260px; top: -250px; border: 1px solid rgba(255,255,255,0.17); border-radius: 50%; box-shadow: 0 0 0 90px rgba(255,255,255,0.035), 0 0 0 180px rgba(255,255,255,0.025); }
.innovation-grid { position: relative; display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 100px; align-items: center; }
.innovation-section .section-head { border-color: rgba(255,255,255,0.25); }
.innovation-section .section-index, .innovation-section .section-label { color: rgba(255,255,255,0.84); }
.innovation-section h2 em { color: var(--ink); }
.innovation-section .lead-copy { color: rgba(255,255,255,0.88); }
.innovation-board { padding: 16px; background: var(--ink); box-shadow: var(--shadow); }
.innovation-flow { display: grid; grid-template-columns: 42px 1fr auto; gap: 14px; align-items: center; padding: 20px 18px; border-bottom: 1px solid var(--line-light); }
.innovation-flow span { color: var(--ice); font-size: 10px; font-weight: 900; }
.innovation-flow small { color: #8499a8; font-size: 10px; text-align: right; }
.innovation-flow.active { background: rgba(111,231,239,0.08); }
.innovation-flow.active b { color: var(--ice); }
.innovation-tags { padding: 20px 18px 8px; display: flex; flex-wrap: wrap; gap: 7px; }
.innovation-tags span { padding: 7px 10px; border: 1px solid var(--line-light); border-radius: 999px; color: #b7c6cf; font-size: 9px; font-weight: 800; }

.partners-section { background: var(--paper); }
.partner-list { margin-top: 60px; border-top: 1px solid var(--line); }
.partner-list article { display: grid; grid-template-columns: 50px 1fr 0.75fr 1.45fr; gap: 30px; align-items: center; padding: 27px 0; border-bottom: 1px solid var(--line); }
.partner-list article > span { color: var(--red); font-size: 11px; font-weight: 900; }
.partner-list h3 { margin: 0; font-size: 21px; }
.partner-list b { color: var(--red); }
.partner-list p { margin: 0; color: var(--muted); font-size: 13px; }
.nation-partner { margin-top: 55px; padding: 42px; display: grid; grid-template-columns: 1fr 1fr auto; gap: 45px; align-items: center; background: var(--ink); color: var(--white); }
.nation-partner h3 { margin: 0; font-size: 30px; letter-spacing: -0.03em; }
.nation-partner p { color: #afbec8; }

.contact-section { background: var(--ink-2); color: var(--white); }
.contact-grid { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 100px; align-items: start; }
.contact-grid h2 { margin-top: 70px; }
.contact-grid > div > p { max-width: 500px; color: #9fb2bf; font-size: 18px; }
.contact-meta { margin-top: 50px; padding-top: 18px; border-top: 1px solid var(--line-light); display: flex; flex-direction: column; }
.contact-meta span { color: #7f95a4; font-size: 10px; text-transform: uppercase; letter-spacing: 0.14em; }
.contact-meta b { margin-top: 5px; }
.interest-form { padding: 38px; border: 1px solid var(--line-light); background: rgba(255,255,255,0.035); box-shadow: 0 25px 70px rgba(0,0,0,0.16); }
.interest-form label { display: block; margin-bottom: 17px; color: #b6c5ce; font-size: 11px; font-weight: 800; letter-spacing: 0.03em; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.interest-form input, .interest-form select, .interest-form textarea { width: 100%; margin-top: 7px; padding: 14px 15px; border: 1px solid rgba(255,255,255,0.2); border-radius: 0; background: #071725; color: var(--white); outline: none; transition: border-color 0.2s, background 0.2s; }
.interest-form textarea { resize: vertical; }
.interest-form input:focus, .interest-form select:focus, .interest-form textarea:focus { border-color: var(--ice); background: #0a1d2d; }
.interest-form option { color: #111; }
.interest-form .consent { display: grid; grid-template-columns: auto 1fr; align-items: start; gap: 10px; color: #8fa4b2; font-weight: 500; }
.consent input { width: 16px; height: 16px; margin: 2px 0 0; accent-color: var(--red); }
.form-note { margin: 12px 0 0; color: #78909e; font-size: 10px; }
.form-status { min-height: 24px; margin: 8px 0 0; color: var(--ice); font-size: 12px; }

.credits-section { padding: 85px 0; background: #030910; color: var(--white); }
.credits-grid { display: grid; grid-template-columns: 0.65fr 1.35fr; gap: 100px; }
.credits-grid h2 { margin-top: 20px; font-size: clamp(32px, 4vw, 50px); }
.credit-list { border-top: 1px solid var(--line-light); }
.credit-list a { padding: 15px 0; display: grid; grid-template-columns: 0.7fr 1.3fr; gap: 25px; border-bottom: 1px solid var(--line-light); }
.credit-list b { font-size: 12px; }
.credit-list span { color: #7e94a2; font-size: 11px; }
.credit-list a:hover span { color: var(--ice); }

.site-footer { padding: 38px 0; background: #02070c; color: #7e909c; }
.footer-grid { display: grid; grid-template-columns: auto 1fr auto; gap: 65px; align-items: center; }
.footer-grid > p { max-width: 720px; margin: 0; font-size: 10px; }
.footer-grid > div { display: flex; flex-direction: column; gap: 7px; font-size: 10px; text-align: right; }
.footer-grid a:hover { color: var(--white); }

.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.js .reveal.visible { opacity: 1; transform: none; }

@media (max-width: 1080px) {
  .nav-shell nav { gap: 17px; }
  .nav-shell nav a { font-size: 11px; }
  .hero-grid { grid-template-columns: 1fr 280px; gap: 35px; }
  .pillar-grid { grid-template-columns: repeat(2, 1fr); }
  .number-grid { grid-template-columns: repeat(3, 1fr); }
  .partner-list article { grid-template-columns: 38px 1fr 0.8fr; }
  .partner-list p { grid-column: 2 / 4; }
  .nation-partner { grid-template-columns: 1fr 1fr; }
  .nation-partner .button { grid-column: 1 / -1; justify-self: start; }
}

@media (max-width: 900px) {
  :root { --header: 90px; }
  .concept-bar { height: 28px; }
  .concept-bar span:last-child { display: none; }
  .nav-shell { height: 62px; }
  .menu-toggle { width: 45px; height: 42px; padding: 9px 8px; border: 1px solid rgba(255,255,255,0.45); background: transparent; color: var(--white); display: flex; flex-direction: column; justify-content: center; gap: 4px; cursor: pointer; }
  .menu-toggle span { width: 100%; height: 2px; background: currentColor; transition: transform 0.2s, opacity 0.2s; }
  .menu-toggle b { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
  .nav-shell nav { position: fixed; inset: 90px 0 0; padding: 38px 24px; display: flex; flex-direction: column; align-items: stretch; gap: 0; background: rgba(7,19,31,0.985); transform: translateX(100%); transition: transform 0.28s ease; }
  .nav-shell nav.open { transform: none; }
  .nav-shell nav a { padding: 16px 0; border-bottom: 1px solid var(--line-light); font-size: 17px; }
  .nav-shell nav a::after { display: none; }
  .nav-shell .nav-cta { margin-top: 25px; padding: 14px 18px; text-align: center; background: var(--red); border: 0; }
  .hero { min-height: 800px; height: auto; }
  .hero-grid { grid-template-columns: 1fr; padding: 190px 0 75px; }
  .hero-card { max-width: 360px; }
  .hero-credit { bottom: 8px; }
  .scoreboard-grid { grid-template-columns: repeat(3, 1fr); }
  .scoreboard-grid > div { border-bottom: 1px solid var(--line); }
  .scoreboard-grid > div:nth-child(4), .scoreboard-grid > div:nth-child(5) { grid-column: span 1; }
  .vision-grid, .format-intro, .venues-title, .nations-intro, .rules-title, .partners-title, .innovation-grid, .contact-grid, .credits-grid { grid-template-columns: 1fr; gap: 38px; }
  .format-path { grid-template-columns: repeat(4, minmax(175px, 1fr)); overflow-x: auto; align-items: stretch; padding-bottom: 12px; }
  .format-path i { display: none; }
  .final-feature { grid-template-columns: 1fr; }
  .final-feature figure { min-height: 400px; }
  .venue-card-large { grid-template-columns: 1fr; }
  .venue-card-large figure { height: 360px; }
  .host-strip { grid-template-columns: repeat(3, 1fr); }
  .host-strip div { border-bottom: 1px solid var(--line); }
  .team-grid { grid-template-columns: repeat(3, 1fr); }
  .team-card { border-bottom: 1px solid var(--line-light); }
  .policy-grid, .rule-grid { grid-template-columns: repeat(2, 1fr); }
  .innovation-grid { position: relative; z-index: 2; }
  .contact-grid h2 { margin-top: 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 25px; }
  .footer-grid > div { text-align: left; }
}

@media (max-width: 640px) {
  .wrap { width: min(100% - 32px, var(--max)); }
  .section { padding: 85px 0; }
  .section-head { margin-bottom: 35px; align-items: flex-start; }
  .section-head .section-label { max-width: 150px; text-align: right; }
  h1 { font-size: clamp(50px, 16vw, 72px); }
  h2 { font-size: clamp(39px, 12vw, 56px); }
  .hero { min-height: 760px; }
  .hero-image { object-position: 60% center; }
  .hero-grid { padding-top: 165px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-card { display: none; }
  .hero-credit { max-width: calc(100% - 36px); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .scoreboard-grid { grid-template-columns: repeat(2, 1fr); }
  .scoreboard-grid > div { min-height: 94px; padding: 18px; }
  .scoreboard-grid .scoreboard-word { grid-column: 1 / -1; }
  .pillar-grid, .venue-gallery, .number-grid, .policy-grid, .rule-grid { grid-template-columns: 1fr; }
  .pillar-grid article { min-height: 190px; }
  .format-path { grid-template-columns: repeat(4, 170px); }
  .final-feature figure { min-height: 320px; }
  .final-copy { padding: 36px 26px; }
  .final-copy h3 { font-size: 34px; }
  .venue-card-large { grid-column: auto; }
  .venue-card figure, .venue-card-large figure { height: 270px; }
  .host-strip { grid-template-columns: 1fr 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .team-card { min-height: 92px; border-right: 0; }
  .partner-list article { grid-template-columns: 30px 1fr; gap: 14px; }
  .partner-list b, .partner-list p { grid-column: 2; }
  .nation-partner { grid-template-columns: 1fr; padding: 28px; gap: 20px; }
  .nation-partner .button { grid-column: auto; }
  .innovation-flow { grid-template-columns: 32px 1fr; }
  .innovation-flow small { grid-column: 2; text-align: left; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .interest-form { padding: 25px 20px; }
  .credit-list a { grid-template-columns: 1fr; gap: 4px; }
  .photo-credit { right: 7px; bottom: 7px; font-size: 8px; }
}

@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; }
  .js .reveal { opacity: 1; transform: none; }
}