:root {
  --navy: #071a4d;
  --navy-2: #0c2867;
  --blue: #133d91;
  --electric: #4b86ff;
  --cyan: #55c9d4;
  --ice: #edf3ff;
  --paper: #f7f8fa;
  --ink: #101b35;
  --muted: #59647a;
  --line: rgba(7, 26, 77, .14);
  --white: #fff;
  --max: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: "DM Sans", sans-serif; line-height: 1.6; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
img { max-width: 100%; }
.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; top: -100px; left: 8px; z-index: 1000; padding: .7rem 1rem; background: var(--white); color: var(--navy); transition: top .2s; }
.skip-link:focus { top: 8px; }

.site-header { position: absolute; top: 0; left: 0; z-index: 50; display: flex; width: 100%; height: 92px; align-items: center; justify-content: space-between; padding: 0 clamp(1.25rem, 4vw, 4.5rem); color: var(--white); border-bottom: 1px solid rgba(255,255,255,.16); }
.brand { display: flex; align-items: center; }
.brand img { width: auto; height: 40px; }
.main-nav { display: flex; align-items: center; gap: clamp(1.1rem, 2vw, 2.3rem); font-size: .875rem; font-weight: 500; letter-spacing: 0; }
.main-nav a { position: relative; padding: .75rem 0; }
.main-nav a:not(.past-edition)::after { position: absolute; bottom: .5rem; left: 0; width: 100%; height: 1px; content: ""; background: var(--cyan); transform: scaleX(0); transform-origin: right; transition: transform .25s; }
.main-nav a:hover::after, .main-nav a:focus-visible::after { transform: scaleX(1); transform-origin: left; }
.main-nav .past-edition { padding: .6rem .85rem; border: 1px solid rgba(255,255,255,.35); border-radius: 999px; }
.menu-toggle { display: none; }

.hero { position: relative; display: grid; min-height: 850px; height: 100svh; max-height: 1020px; grid-template-columns: minmax(0, 1.45fr) minmax(300px, .55fr); align-items: center; gap: 5vw; overflow: hidden; padding: 150px clamp(1.25rem, 7vw, 7.5rem) 90px; color: var(--white); background: radial-gradient(circle at 72% 40%, rgba(59,120,255,.26), transparent 25%), linear-gradient(130deg, #030d2b 0%, #071a4d 52%, #102f73 100%); }
.hero-grid { position: absolute; inset: 0; opacity: .16; background-image: linear-gradient(rgba(255,255,255,.16) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.16) 1px, transparent 1px); background-size: 88px 88px; mask-image: linear-gradient(to bottom, transparent, #000 25%, #000 75%, transparent); }
.hero-orbit { position: absolute; border: 1px solid rgba(111,179,255,.28); border-radius: 50%; }
.orbit-one { right: -15vw; bottom: -40vw; width: 85vw; height: 85vw; }
.orbit-two { right: 2vw; bottom: -25vw; width: 58vw; height: 58vw; border-color: rgba(85,201,212,.3); }
.hero-copy { position: relative; z-index: 2; max-width: 850px; }
.eyebrow { margin: 0 0 1.4rem; color: var(--cyan); font-family: "DM Sans", sans-serif; font-size: .75rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; }
.eyebrow.dark { color: var(--blue); }
.hero h1 { max-width: 820px; margin: 0; font-family: "Playfair Display", serif; font-size: clamp(3rem, 5vw, 4.5rem); font-weight: 700; line-height: 1.1; letter-spacing: -.025em; }
.hero h1 em { color: #8fbaff; font-style: normal; }
.hero-lead { max-width: 660px; margin: 2.2rem 0 0; color: rgba(255,255,255,.76); font-size: clamp(1rem, 1.35vw, 1.2rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2.3rem; }
.button { display: inline-flex; min-height: 52px; align-items: center; justify-content: center; gap: 1.5rem; padding: .8rem 1.35rem; border: 1px solid transparent; border-radius: 4px; font-family: "DM Sans", sans-serif; font-size: .875rem; font-weight: 600; letter-spacing: 0; transition: transform .2s, background .2s, border .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--electric); color: var(--white); }
.button-primary:hover { background: #699aff; }
.button-ghost { border-color: rgba(255,255,255,.35); color: var(--white); }
.button-ghost:hover { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.7); }
.button-dark { background: var(--navy); color: var(--white); }
.hero-date { position: relative; z-index: 2; align-self: end; margin-bottom: 5vh; border-top: 1px solid rgba(255,255,255,.35); }
.date-year { display: block; padding: 1.2rem 0; color: #a4c5ff; font-family: "Playfair Display", serif; font-size: clamp(3.75rem, 6vw, 5.5rem); font-weight: 400; line-height: 1; letter-spacing: -.035em; border-bottom: 1px solid rgba(255,255,255,.18); }
.hero-date div { display: flex; align-items: end; justify-content: space-between; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid rgba(255,255,255,.18); }
.hero-date strong { font-family: "DM Sans", sans-serif; font-size: 1.15rem; }
.hero-date span { color: rgba(255,255,255,.58); font-size: .72rem; text-align: right; text-transform: uppercase; letter-spacing: .1em; }
.hero-scroll { position: absolute; bottom: 30px; left: clamp(1.25rem, 7vw, 7.5rem); z-index: 2; display: flex; align-items: center; gap: .8rem; color: rgba(255,255,255,.48); font-size: .63rem; letter-spacing: .15em; text-transform: uppercase; }
.hero-scroll span { display: block; width: 48px; height: 1px; background: var(--cyan); }

.section { width: min(var(--max), calc(100% - 2.5rem)); margin-inline: auto; padding-block: clamp(5rem, 9vw, 9rem); }
.intro { display: grid; grid-template-columns: .35fr 1.45fr 1fr; gap: clamp(2rem, 5vw, 6rem); align-items: start; }
.section-kicker { color: #aab3c2; font-family: "Playfair Display", serif; font-size: clamp(2.25rem, 4vw, 4.5rem); font-weight: 400; letter-spacing: -.03em; writing-mode: vertical-rl; }
.intro h2, .section-heading h2, .journey h2, .closing h2 { margin: 0; font-family: "Playfair Display", serif; font-weight: 700; letter-spacing: -.025em; line-height: 1.1; }
.intro h2 { font-size: clamp(2.25rem, 4vw, 3.75rem); }
.intro-body { padding-top: 3.2rem; color: var(--muted); font-size: .98rem; }
.intro-body p { margin: 0 0 1.3rem; }
.intro-body blockquote { margin: 2.5rem 0 1rem; color: var(--navy); font-family: "Playfair Display", serif; font-size: 1.5rem; font-weight: 600; line-height: 1.35; }
.intro-body cite { color: var(--navy); font-style: normal; font-weight: 700; }
.intro-body cite span { color: var(--muted); font-size: .78rem; font-weight: 400; }

.journey { display: grid; min-height: 700px; grid-template-columns: 1.1fr .9fr; color: var(--white); background: var(--navy); }
.journey-image { min-height: 620px; background-image: linear-gradient(to top, rgba(4,16,50,.5), transparent 45%), url('/assets/event-2027.png'); background-size: 170% auto; background-position: center top; background-repeat: no-repeat; }
.journey-copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(3rem, 7vw, 7rem); background: radial-gradient(circle at top right, rgba(75,134,255,.22), transparent 38%); }
.journey h2 { max-width: 520px; font-size: clamp(2.25rem, 4vw, 3.75rem); }
.journey-copy > p:not(.eyebrow) { max-width: 570px; margin: 1.8rem 0 2.5rem; color: rgba(255,255,255,.7); font-size: 1.05rem; }
.journey ul { margin: 0; padding: 0; list-style: none; }
.journey li { display: grid; grid-template-columns: 45px 1fr; gap: 1rem; padding: 1rem 0; border-top: 1px solid rgba(255,255,255,.18); }
.journey li span { color: var(--cyan); font-size: .7rem; font-weight: 700; }

.section-heading { display: grid; grid-template-columns: 1.3fr .7fr; gap: 4rem; align-items: end; margin-bottom: 4rem; }
.section-heading h2 { color: var(--navy); font-size: clamp(2.25rem, 4vw, 3.75rem); }
.section-heading > p { max-width: 500px; margin: 0 0 .5rem; color: var(--muted); }
.day-card { border-top: 1px solid var(--line); }
.day-card:last-child { border-bottom: 1px solid var(--line); }
.day-toggle { display: grid; width: 100%; grid-template-columns: 120px 1fr 40px; gap: 2rem; align-items: center; padding: 2rem 0; text-align: left; background: transparent; border: 0; cursor: pointer; }
.day-number { color: var(--blue); font-family: "Playfair Display", serif; font-size: 3.75rem; font-weight: 400; line-height: 1; letter-spacing: -.03em; }
.day-toggle small { display: block; margin-bottom: .25rem; color: var(--muted); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; }
.day-toggle strong { font-family: "Playfair Display", serif; font-size: clamp(1.25rem, 2vw, 1.875rem); font-weight: 700; line-height: 1.25; }
.day-toggle i { display: grid; width: 38px; height: 38px; place-items: center; color: var(--blue); font-size: 1.6rem; font-style: normal; border: 1px solid var(--line); border-radius: 50%; transition: transform .25s, background .25s; }
.day-card.open .day-toggle i { color: var(--white); background: var(--blue); transform: rotate(45deg); }
.day-content { max-height: 0; overflow: hidden; opacity: 0; transition: max-height .55s ease, opacity .35s ease; }
.day-card.open .day-content { max-height: 1500px; opacity: 1; }
.day-summary, .parallel { margin: 0 0 1.5rem 152px; color: var(--muted); }
.schedule { margin: 0 0 2rem 152px; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.schedule li { display: grid; grid-template-columns: 90px 1fr; gap: 1rem; padding: .8rem 0; color: var(--ink); border-bottom: 1px solid var(--line); }
.schedule time { color: var(--blue); font-size: .76rem; font-weight: 700; }
.parallel { padding: 1rem 1.3rem; color: var(--navy); font-size: .84rem; background: var(--ice); }
.track-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin: 0 0 2rem 152px; background: var(--line); border: 1px solid var(--line); }
.track-grid div { min-height: 170px; padding: 1.5rem; background: var(--white); }
.track-grid span { color: var(--electric); font-size: .68rem; font-weight: 700; }
.track-grid h3 { margin: 1.8rem 0 .4rem; font-family: "Playfair Display", serif; font-size: 1.25rem; line-height: 1.25; }
.track-grid p { margin: 0; color: var(--muted); font-size: .82rem; }

.impact { color: var(--white); background: var(--navy); }
.impact-top { width: min(var(--max), calc(100% - 2.5rem)); }
.section-heading.light h2 { color: var(--white); }
.section-heading.light > p { color: rgba(255,255,255,.62); }
.impact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.16); }
.impact-grid article { min-height: 330px; padding: 2rem; background: #0a215d; transition: background .25s, transform .25s; }
.impact-grid article:hover { z-index: 1; background: #12367f; transform: translateY(-6px); }
.impact-grid span { color: var(--cyan); font-size: .7rem; font-weight: 700; }
.impact-grid h3 { margin: 5rem 0 1rem; font-family: "Playfair Display", serif; font-size: 1.35rem; line-height: 1.25; }
.impact-grid p { margin: 0; color: rgba(255,255,255,.62); font-size: .88rem; }
.numbers { border-top: 1px solid rgba(255,255,255,.14); }
.numbers-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 2rem; }
.numbers-grid div { display: flex; flex-direction: column; }
.numbers-grid strong { color: #9ec1ff; font-family: "Playfair Display", serif; font-size: clamp(3.25rem, 6vw, 6rem); font-weight: 400; line-height: 1; letter-spacing: -.04em; }
.numbers-grid span { margin-top: 1rem; color: rgba(255,255,255,.6); font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; }

.ticket-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 1.5rem; max-width: 1000px; margin: auto; }
.ticket { position: relative; display: flex; min-height: 650px; flex-direction: column; padding: clamp(2rem, 4vw, 3.5rem); background: var(--white); border: 1px solid var(--line); }
.ticket.featured { color: var(--white); background: var(--navy); border-color: var(--navy); }
.ticket-label { position: absolute; top: 0; right: 0; padding: .55rem 1rem; color: var(--navy); background: var(--cyan); font-size: .65rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
.ticket-head > p:first-child { margin: 0; color: var(--muted); font-size: .7rem; text-transform: uppercase; letter-spacing: .12em; }
.featured .ticket-head > p:first-child { color: #9eb1d3; }
.ticket h3 { margin: .2rem 0 1.7rem; font-family: "Playfair Display", serif; font-size: 2.25rem; }
.price { display: flex; align-items: end; gap: .55rem; }
.price span, .price small { padding-bottom: .7rem; color: var(--muted); font-size: .75rem; }
.featured .price span, .featured .price small { color: #aebbd4; }
.price strong { font-family: "Playfair Display", serif; font-size: 4rem; font-weight: 600; line-height: 1; letter-spacing: -.04em; }
.ticket-head > p:last-child { margin: .6rem 0 2.2rem; color: var(--muted); font-size: .75rem; }
.featured .ticket-head > p:last-child { color: #aebbd4; }
.ticket ul { margin: 0 0 2rem; padding: 0; list-style: none; }
.ticket li { padding: .7rem 0 .7rem 1.6rem; border-bottom: 1px solid var(--line); font-size: .87rem; }
.featured li { border-color: rgba(255,255,255,.14); }
.ticket li::before { float: left; margin-left: -1.5rem; color: var(--electric); content: "✓"; font-weight: 800; }
.ticket .button { margin-top: auto; align-self: stretch; }

.closing { position: relative; display: grid; min-height: 650px; place-items: center; padding: 6rem 1.25rem; overflow: hidden; color: var(--white); text-align: center; background: radial-gradient(circle at 72% 40%, rgba(59,120,255,.3), transparent 28%), linear-gradient(130deg, #030d2b 0%, #071a4d 52%, #102f73 100%); }
.closing::before { position: absolute; inset: 0; content: ""; opacity: .12; background-image: linear-gradient(rgba(255,255,255,.16) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.16) 1px, transparent 1px); background-size: 88px 88px; mask-image: linear-gradient(to bottom, transparent, #000 24%, #000 76%, transparent); }
.closing::after { position: absolute; width: 700px; height: 700px; content: ""; border: 1px solid rgba(85,201,212,.25); border-radius: 50%; }
.closing-copy { position: relative; z-index: 2; max-width: 900px; }
.closing h2 { margin-bottom: 2.5rem; font-size: clamp(2.5rem, 4.5vw, 4.5rem); }

footer { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 3rem; padding: 4.5rem clamp(1.25rem, 7vw, 7.5rem) 2.5rem; color: var(--white); background: #02091d; }
footer a { display: block; width: fit-content; margin-bottom: .5rem; color: rgba(255,255,255,.68); font-size: .87rem; }
footer a:hover { color: var(--cyan); }
.footer-brand { display: flex; flex-direction: column; align-items: flex-start; }
.footer-brand img { width: 280px; max-height: 64px; object-fit: contain; object-position: left; }
.footer-brand p { order: -1; margin: 0 0 .8rem; color: rgba(255,255,255,.45); font-size: .65rem; text-transform: uppercase; letter-spacing: .15em; }
.footer-label { margin: 0 0 1rem; color: var(--cyan); font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .13em; }
.copyright { grid-column: 1/-1; margin: 2rem 0 0; padding-top: 1.5rem; color: rgba(255,255,255,.35); font-size: .68rem; border-top: 1px solid rgba(255,255,255,.1); }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }

@media (max-width: 900px) {
  .site-header { height: 78px; }
  .menu-toggle { z-index: 60; display: flex; width: 42px; height: 42px; flex-direction: column; align-items: center; justify-content: center; gap: 5px; padding: 0; border: 1px solid rgba(255,255,255,.3); border-radius: 50%; background: transparent; }
  .menu-toggle > span:not(.sr-only) { display: block; width: 17px; height: 1px; background: var(--white); transition: transform .25s, opacity .25s; }
  .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); }
  .main-nav { position: fixed; inset: 0; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; padding: 5rem 2rem; background: var(--navy); font-family: Manrope, sans-serif; font-size: 1.8rem; transform: translateX(100%); transition: transform .35s ease; }
  .main-nav.open { transform: translateX(0); }
  .main-nav .past-edition { margin-top: 1rem; font-size: 1rem; }
  .hero { min-height: 900px; height: auto; grid-template-columns: 1fr; align-content: center; gap: 3rem; padding-top: 130px; }
  .hero-date { width: min(100%, 480px); align-self: auto; margin: 0; }
  .intro { grid-template-columns: 1fr; }
  .section-kicker { writing-mode: initial; }
  .intro-body { max-width: 680px; padding-top: 0; }
  .journey { grid-template-columns: 1fr; }
  .journey-image { min-height: 480px; }
  .section-heading { grid-template-columns: 1fr; gap: 1.5rem; }
  .impact-grid, .numbers-grid { grid-template-columns: repeat(2,1fr); }
}

@media (max-width: 620px) {
  .brand img { height: 34px; }
  .hero { min-height: 820px; padding-inline: 1.25rem; }
  .hero h1 { font-size: 3rem; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .button { width: 100%; }
  .intro h2 { font-size: 2rem; }
  .journey-image { min-height: 340px; }
  .journey-copy { padding: 4rem 1.25rem; }
  .day-toggle { grid-template-columns: 60px 1fr 34px; gap: 1rem; }
  .day-number { font-size: 2.8rem; }
  .day-summary, .parallel, .schedule, .track-grid { margin-left: 0; }
  .schedule li { grid-template-columns: 65px 1fr; }
  .track-grid { grid-template-columns: 1fr; }
  .track-grid div { min-height: auto; }
  .track-grid h3 { margin-top: .8rem; }
  .impact-grid, .numbers-grid, .ticket-grid { grid-template-columns: 1fr; }
  .impact-grid article { min-height: 260px; }
  .impact-grid h3 { margin-top: 3rem; }
  .ticket { min-height: auto; }
  .ticket .button { margin-top: 1rem; }
  footer { grid-template-columns: 1fr; }
}

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