:root {
  --bg: #090b0d;
  --bg-soft: #111519;
  --panel: #151a1f;
  --panel-2: #1c2228;
  --text: #f7f7f5;
  --muted: #a9b0b5;
  --orange: #ff5a0a;
  --orange-2: #ff7a1a;
  --line: rgba(255,255,255,.13);
  --max: 1180px;
  --radius: 22px;
  --shadow: 0 24px 70px rgba(0,0,0,.38);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
button, input, select, textarea { font: inherit; }
a { color: inherit; }
img { max-width: 100%; display: block; }
.shell { width: min(var(--max), calc(100% - 40px)); margin-inline: auto; }
.section-pad { padding: 110px 0; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 200; padding: 12px 16px; background: var(--orange); color: #fff; border-radius: 8px; transition: top .2s; }
.skip-link:focus { top: 12px; }

.site-header {
  position: fixed; inset: 0 0 auto; z-index: 100;
  height: 76px; padding: 0 max(20px, calc((100vw - var(--max))/2));
  display: flex; align-items: center; justify-content: space-between;
  background: linear-gradient(to bottom, rgba(7,9,10,.96), rgba(7,9,10,.72));
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(16px);
  transition: height .25s, border-color .25s, background .25s;
}
.site-header.scrolled { height: 66px; border-color: var(--line); background: rgba(7,9,10,.93); }
.brand { width: 170px; overflow: hidden; }
.brand img, .site-footer img { width: 100%; height: auto; }
.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav a { text-decoration: none; font-weight: 650; font-size: .9rem; color: #d8dcdf; }
.main-nav a:hover, .main-nav a:focus-visible { color: #fff; }
.main-nav .nav-cta { padding: 11px 16px; background: var(--orange); color: #fff; border-radius: 999px; }
.menu-toggle { display: none; width: 46px; height: 44px; border: 0; background: transparent; padding: 10px; color: #fff; }
.menu-toggle span { display: block; width: 24px; height: 2px; margin: 5px auto; background: currentColor; transition: .2s; }

.hero { min-height: 100svh; position: relative; display: grid; align-items: center; overflow: hidden; background: #07090a; }
.hero-art { position: absolute; inset: 0; background: url("assets/hyathlon-hero.png") 72% 45% / cover no-repeat; transform: scale(1.025); }
.hero-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(5,7,8,.99) 0%, rgba(5,7,8,.91) 38%, rgba(5,7,8,.48) 70%, rgba(5,7,8,.26) 100%), linear-gradient(0deg, rgba(5,7,8,.88), transparent 38%); }
.hero-content { position: relative; z-index: 2; padding-top: 118px; padding-bottom: 92px; }
.eyebrow { display: flex; flex-wrap: wrap; gap: 10px 26px; margin: 0 0 30px; color: #fff; font-size: .78rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.eyebrow span { display: inline-flex; align-items: center; gap: 10px; }
.eyebrow span::before { content: ""; width: 8px; height: 8px; background: var(--orange); border-radius: 50%; box-shadow: 0 0 18px var(--orange); }
.hero-logo { width: min(470px, 78vw); margin-bottom: 28px; mix-blend-mode: screen; }
.hero h1 { max-width: 760px; margin: 0; font-size: clamp(3.2rem, 7.2vw, 7.3rem); line-height: .88; letter-spacing: -.065em; text-transform: uppercase; font-style: italic; font-weight: 950; text-wrap: balance; }
.hero-lead { max-width: 650px; margin: 26px 0 0; color: #d4d7d9; font-size: clamp(1.06rem, 1.8vw, 1.3rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.button { min-height: 50px; padding: 0 20px; border: 1px solid transparent; border-radius: 999px; display: inline-flex; align-items: center; justify-content: center; gap: 12px; text-decoration: none; font-weight: 800; cursor: pointer; transition: transform .2s, background .2s, border-color .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #fff; background: linear-gradient(135deg, var(--orange), var(--orange-2)); box-shadow: 0 12px 30px rgba(255,90,10,.22); }
.button-ghost { color: #fff; border-color: rgba(255,255,255,.3); background: rgba(10,12,14,.34); backdrop-filter: blur(10px); }
.button-ghost:hover { border-color: #fff; }
.hero-facts { display: flex; gap: 0; list-style: none; padding: 0; margin: 46px 0 0; width: fit-content; border-top: 1px solid var(--line); }
.hero-facts li { min-width: 155px; padding: 18px 28px 0 0; margin-right: 28px; border-right: 1px solid var(--line); }
.hero-facts li:last-child { border-right: 0; }
.hero-facts strong { display: block; font-size: 1.2rem; color: #fff; }
.hero-facts span { display: block; color: var(--muted); font-size: .82rem; }
.scroll-cue { position: absolute; right: 28px; bottom: 30px; z-index: 2; display: flex; align-items: center; gap: 10px; color: #d4d7d9; text-decoration: none; font-size: .76rem; text-transform: uppercase; letter-spacing: .1em; transform: rotate(-90deg) translateX(100%); transform-origin: bottom right; }
.scroll-cue span { width: 34px; height: 1px; background: var(--orange); }

.format-section { background: radial-gradient(circle at 100% 25%, rgba(255,90,10,.12), transparent 28%), #0d1013; }
.section-intro { margin-bottom: 52px; }
.split-intro, .info-intro { display: grid; grid-template-columns: minmax(0,1.2fr) minmax(280px,.8fr); gap: 64px; align-items: end; }
.kicker { margin: 0 0 12px; color: var(--orange-2); font-size: .78rem; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
h2 { margin: 0; font-size: clamp(2.8rem, 5.8vw, 5.8rem); line-height: .94; letter-spacing: -.055em; text-transform: uppercase; }
h2 em { color: var(--orange); font-style: italic; }
.section-intro > p, .section-intro > div + p { color: var(--muted); font-size: 1.05rem; margin: 0; max-width: 520px; }

.format-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 96px; }
.format-card { min-height: 310px; position: relative; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: linear-gradient(145deg, rgba(255,255,255,.055), rgba(255,255,255,.018)); }
.format-card::after { content: ""; position: absolute; width: 180px; height: 180px; right: -80px; bottom: -80px; border-radius: 50%; background: radial-gradient(circle, rgba(255,90,10,.18), transparent 68%); }
.card-number { color: var(--muted); font-size: .74rem; letter-spacing: .14em; }
.format-card svg { width: 64px; height: 64px; margin: 62px 0 26px; stroke: var(--orange); stroke-width: 2.5; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.format-card h3 { margin: 0 0 8px; font-size: 1.35rem; text-transform: uppercase; }
.format-card p { margin: 0; color: var(--muted); }
.format-card-run { background: linear-gradient(145deg, rgba(255,90,10,.16), rgba(255,255,255,.025)); }

.course { scroll-margin-top: 86px; }
.course-head { display: flex; justify-content: space-between; align-items: end; gap: 30px; margin-bottom: 30px; }
.course-head h3 { margin: 0; font-size: clamp(2rem, 4vw, 3.6rem); text-transform: uppercase; letter-spacing: -.04em; }
.course-head > p { max-width: 420px; margin: 0; color: var(--muted); }
.route-wrap { position: relative; padding: 42px 34px 50px; border: 1px solid var(--line); border-radius: var(--radius) var(--radius) 0 0; background: #0a0d0f; overflow-x: auto; }
.station-tabs { min-width: 860px; position: relative; z-index: 2; display: grid; grid-template-columns: repeat(8, 1fr); gap: 14px; }
.station-tab { min-width: 88px; padding: 0; border: 0; background: transparent; color: #fff; cursor: pointer; text-align: center; }
.station-tab .dot { width: 50px; height: 50px; margin: 0 auto 12px; display: grid; place-items: center; border-radius: 50%; border: 2px solid #394149; background: #11161a; color: #b7bec3; font-weight: 900; transition: .2s; }
.station-tab span:last-child { display: block; min-height: 34px; color: #9aa2a8; font-size: .71rem; font-weight: 780; line-height: 1.15; text-transform: uppercase; }
.station-tab:hover .dot, .station-tab:focus-visible .dot { border-color: var(--orange); color: #fff; }
.station-tab[aria-selected="true"] .dot { border-color: var(--orange); background: var(--orange); color: #fff; box-shadow: 0 0 0 7px rgba(255,90,10,.13), 0 0 28px rgba(255,90,10,.38); }
.station-tab[aria-selected="true"] span:last-child { color: #fff; }
.route-track { position: absolute; z-index: 1; left: 86px; right: 86px; top: 67px; height: 2px; background: repeating-linear-gradient(90deg, var(--orange) 0 7px, transparent 7px 15px); opacity: .56; }
.route-run { position: absolute; z-index: 3; top: 10px; color: var(--orange-2); font-size: .65rem; font-weight: 850; letter-spacing: .1em; text-transform: uppercase; }
.route-run-a { left: 34px; }
.route-run-b { right: 34px; }

.station-detail { position: relative; display: grid; grid-template-columns: 76px 120px 1fr 155px; gap: 28px; align-items: center; min-height: 215px; padding: 30px 34px; border: 1px solid var(--line); border-top: 0; border-radius: 0 0 var(--radius) var(--radius); background: linear-gradient(110deg, #151a1f, #111518); outline: none; }
.station-detail:focus-visible { box-shadow: 0 0 0 3px var(--orange) inset; }
.station-mark { align-self: start; color: var(--orange); font-size: 1.4rem; font-weight: 950; }
.station-icon { width: 112px; height: 112px; display: grid; place-items: center; border-radius: 50%; color: #fff; background: radial-gradient(circle at 35% 30%, #3c454c, #191e22 62%); border: 1px solid rgba(255,255,255,.14); }
.station-icon svg { width: 62px; height: 62px; stroke: var(--orange-2); stroke-width: 2.1; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.station-label { margin: 0 0 5px; color: var(--orange-2); font-size: .72rem; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
.station-copy h4 { margin: 0 0 8px; font-size: clamp(1.8rem, 3vw, 3.1rem); line-height: .95; text-transform: uppercase; letter-spacing: -.03em; }
.station-copy > p:last-child { max-width: 600px; margin: 0; color: var(--muted); }
.station-metric { padding-left: 22px; border-left: 1px solid var(--line); }
.station-metric span { display: block; color: var(--muted); font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; }
.station-metric strong { display: block; margin-top: 5px; color: #fff; font-size: 1.08rem; }
.station-nav { position: absolute; right: 22px; bottom: 16px; display: flex; align-items: center; gap: 8px; }
.station-nav button { width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--line); color: #fff; background: rgba(255,255,255,.03); cursor: pointer; }
.station-nav button:hover, .station-nav button:focus-visible { border-color: var(--orange); background: rgba(255,90,10,.13); }
.station-nav span { min-width: 46px; text-align: center; color: var(--muted); font-size: .75rem; }
.poster-detail { margin-top: 16px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255,255,255,.025); overflow: hidden; }
.poster-detail summary { padding: 16px 18px; cursor: pointer; font-weight: 750; color: #dce0e3; }
.poster-detail img { width: 100%; max-height: 900px; object-fit: contain; background: #000; border-top: 1px solid var(--line); }

.info-section { background: radial-gradient(circle at 0 0, rgba(255,90,10,.1), transparent 26%), #080a0c; }
.info-grid { display: grid; grid-template-columns: 1.3fr .9fr .9fr; gap: 14px; }
.info-card { padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(150deg, rgba(255,255,255,.055), rgba(255,255,255,.017)); }
.info-label { margin: 0 0 24px; color: var(--orange-2); font-size: .75rem; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
.schedule-card { grid-row: span 2; }
.day { display: grid; grid-template-columns: 72px 1fr; gap: 22px; padding: 21px 0; border-top: 1px solid var(--line); }
.day > div span { display: block; color: var(--orange); font-size: .72rem; font-weight: 850; text-transform: uppercase; }
.day > div strong { font-size: 2.45rem; line-height: 1; }
.day ul { margin: 0; padding: 0; list-style: none; }
.day li { padding: 5px 0; color: #d2d6d8; }
.day li::before { content: "—"; margin-right: 8px; color: var(--orange); }
.fineprint { color: #7f888e; font-size: .76rem; }
.venue-card { position: relative; overflow: hidden; min-height: 285px; }
.venue-card::after { content: ""; position: absolute; right: -60px; bottom: -70px; width: 210px; height: 210px; border: 1px solid rgba(255,90,10,.18); border-radius: 50%; box-shadow: 0 0 0 28px rgba(255,90,10,.04), 0 0 0 58px rgba(255,90,10,.025); }
.venue-pin { color: var(--orange); font-size: 2rem; line-height: 1; }
.venue-card h3 { margin: 12px 0; font-size: 1.45rem; text-transform: uppercase; line-height: 1.12; }
.venue-card p { color: var(--muted); }
.venue-card a { position: relative; z-index: 2; color: #fff; font-weight: 780; text-underline-offset: 4px; }
.category-list, .useful-list { list-style: none; padding: 0; margin: 0; }
.category-list li { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 11px 0; border-top: 1px solid var(--line); }
.category-list span { font-weight: 750; }
.category-list small { color: var(--muted); text-align: right; }
.useful-card { grid-column: 2 / 4; }
.useful-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px 30px; }
.useful-list li { display: flex; gap: 13px; padding: 10px 0; }
.useful-list > li > span { width: 25px; height: 25px; flex: 0 0 auto; display: grid; place-items: center; border-radius: 50%; background: rgba(255,90,10,.14); color: var(--orange-2); }
.useful-list strong, .useful-list small { display: block; }
.useful-list small { color: var(--muted); }

.contact-panel { margin-top: 80px; padding: 42px; display: grid; grid-template-columns: .8fr 1.2fr; gap: 64px; border-radius: 28px; background: linear-gradient(120deg, #24150e, #161a1e 47%, #101316); border: 1px solid rgba(255,112,24,.3); box-shadow: var(--shadow); }
.contact-panel h3 { margin: 0 0 12px; font-size: clamp(2.2rem, 4vw, 4rem); line-height: .95; text-transform: uppercase; letter-spacing: -.045em; }
.contact-panel > div > p:last-child { color: var(--muted); }
.contact-form { display: grid; grid-template-columns: repeat(2, 1fr); gap: 15px; }
.contact-form label span { display: block; margin-bottom: 7px; color: #cbd0d3; font-size: .75rem; font-weight: 750; }
.contact-form input, .contact-form select, .contact-form textarea { width: 100%; border: 1px solid #3a4146; border-radius: 11px; padding: 12px 13px; color: #fff; background: #0e1215; outline: none; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-color: var(--orange); box-shadow: 0 0 0 3px rgba(255,90,10,.14); }
.contact-form select { appearance: auto; }
.contact-form textarea { resize: vertical; }
.full-field { grid-column: 1 / -1; }
.contact-form .button { width: 100%; border: 0; }
.form-note, .form-status { margin: -6px 0 0; color: #828b91; font-size: .72rem; }
.form-status { min-height: 1.2em; color: #fff; }

.site-footer { margin-top: 80px; padding-top: 28px; border-top: 1px solid var(--line); display: grid; grid-template-columns: 160px 1fr auto; gap: 30px; align-items: center; color: #7f888e; font-size: .8rem; }
.site-footer p { margin: 0; }

@media (max-width: 960px) {
  .split-intro, .info-intro { grid-template-columns: 1fr; gap: 20px; }
  .format-grid { grid-template-columns: 1fr; }
  .format-card { min-height: 220px; }
  .format-card svg { margin: 30px 0 20px; }
  .station-detail { grid-template-columns: 66px 100px 1fr; }
  .station-metric { grid-column: 3; padding-left: 0; border-left: 0; }
  .info-grid { grid-template-columns: 1fr 1fr; }
  .schedule-card { grid-column: 1 / -1; grid-row: auto; }
  .useful-card { grid-column: 1 / -1; }
  .contact-panel { grid-template-columns: 1fr; gap: 28px; }
}

@media (max-width: 760px) {
  .shell { width: min(100% - 28px, var(--max)); }
  .section-pad { padding: 78px 0; }
  .site-header { height: 66px; padding-inline: 14px; }
  .brand { width: 145px; }
  .menu-toggle { display: block; }
  .main-nav { position: absolute; top: 66px; left: 12px; right: 12px; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 12px; border: 1px solid var(--line); border-radius: 14px; background: rgba(10,13,15,.98); box-shadow: var(--shadow); }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 13px; }
  .main-nav .nav-cta { margin-top: 5px; text-align: center; }
  .menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .hero { min-height: 850px; }
  .hero-art { background-position: 64% center; opacity: .72; }
  .hero-shade { background: linear-gradient(180deg, rgba(5,7,8,.55), rgba(5,7,8,.88) 48%, #050708 91%), linear-gradient(90deg, rgba(5,7,8,.86), rgba(5,7,8,.28)); }
  .hero-content { align-self: end; padding-top: 120px; padding-bottom: 78px; }
  .hero-logo { width: min(360px, 84vw); }
  .hero h1 { font-size: clamp(3.1rem, 14vw, 5.2rem); }
  .hero-lead { font-size: 1rem; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-facts { width: 100%; display: grid; grid-template-columns: repeat(3, 1fr); }
  .hero-facts li { min-width: 0; margin-right: 10px; padding-right: 10px; }
  .hero-facts strong { font-size: 1rem; }
  .hero-facts span { font-size: .69rem; }
  .scroll-cue { display: none; }
  .course-head { display: block; }
  .course-head > p { margin-top: 12px; }
  .route-wrap { padding-inline: 20px; }
  .station-detail { display: grid; grid-template-columns: 62px 1fr; gap: 18px; padding: 24px 20px 62px; }
  .station-mark { grid-column: 1; }
  .station-icon { grid-column: 1; grid-row: 2; width: 76px; height: 76px; }
  .station-icon svg { width: 44px; height: 44px; }
  .station-copy { grid-column: 2; grid-row: 1 / 3; }
  .station-metric { grid-column: 2; grid-row: 3; }
  .poster-detail img { max-height: none; }
  .info-grid { grid-template-columns: 1fr; }
  .schedule-card, .useful-card { grid-column: auto; }
  .useful-list { grid-template-columns: 1fr; }
  .contact-panel { padding: 26px 20px; margin-top: 56px; }
  .contact-form { grid-template-columns: 1fr; }
  .contact-form label, .full-field { grid-column: auto; }
  .site-footer { grid-template-columns: 1fr; gap: 12px; }
  .site-footer img { width: 150px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
}