@import url("https://fonts.googleapis.com/css2?family=Archivo+Black&family=Noto+Sans+JP:wght@400;600;800&display=swap");

:root {
    --ink: #11110f;
    --paper: #f3f0e7;
    --orange: #ff4d00;
    --yellow: #ffd600;
    --line: 2px solid var(--ink);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    color: var(--ink);
    background-color: var(--paper);
    background-image: radial-gradient(rgb(17 17 15 / 8%) 0.7px, transparent 0.7px);
    background-size: 6px 6px;
    font-family: "Noto Sans JP", sans-serif;
}
a { color: inherit; }
.site-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 112px;
    padding: 18px clamp(20px, 5vw, 72px);
    border-bottom: var(--line);
}
.logo { text-decoration: none; line-height: .9; }
.logo span { display: block; font-size: 11px; font-weight: 800; letter-spacing: .18em; }
.logo strong { font: 24px/1 "Archivo Black", sans-serif; }
nav { display: flex; gap: clamp(18px, 4vw, 52px); }
nav a { font-size: 12px; font-weight: 800; letter-spacing: .14em; text-decoration: none; }
nav a:hover, nav a:focus-visible { color: var(--orange); }
main { max-width: 1440px; min-height: calc(100vh - 250px); margin: 0 auto; }
.hero { position: relative; min-height: 700px; padding: 72px clamp(20px, 6vw, 90px); overflow: hidden; }
.hero::after {
    position: absolute;
    z-index: -1;
    right: -80px;
    bottom: -180px;
    width: min(48vw, 620px);
    aspect-ratio: 1;
    border: 46px solid var(--orange);
    border-radius: 50%;
    content: "";
}
.eyebrow, .section-number { font-size: 11px; font-weight: 800; letter-spacing: .2em; }
.hero h1, .page-heading h1 {
    margin: 30px 0;
    font-family: "Archivo Black", "Noto Sans JP", sans-serif;
    font-size: clamp(55px, 10vw, 145px);
    line-height: .82;
    letter-spacing: -.055em;
    text-transform: uppercase;
}
.hero h1 span { display: block; }
.hero h1 span:nth-child(2) { color: var(--orange); }
.hero h1 span:nth-child(3) { margin-left: 8vw; }
.hero-details { display: flex; gap: 60px; margin: 48px 0 28px; }
.hero-details p { margin: 0; font-size: 14px; }
.hero-details strong { font-size: 20px; }
.lead { max-width: 520px; line-height: 1.9; }
.button {
    display: inline-flex;
    gap: 32px;
    align-items: center;
    margin-top: 18px;
    padding: 15px 20px;
    border: var(--line);
    background: var(--yellow);
    box-shadow: 5px 5px 0 var(--ink);
    font-weight: 800;
    text-decoration: none;
    transition: transform .15s, box-shadow .15s;
}
.button:hover { transform: translate(3px, 3px); box-shadow: 2px 2px 0 var(--ink); }
.intro, .access-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 48px;
    padding: 90px clamp(20px, 6vw, 90px);
    border-top: var(--line);
    background: var(--yellow);
}
.intro h2 { margin: 0; font-size: clamp(36px, 5vw, 70px); line-height: 1.15; }
.intro div > p { max-width: 600px; line-height: 2; }
.page-heading { padding: 76px clamp(20px, 6vw, 90px) 60px; border-bottom: var(--line); }
.page-heading h1 { max-width: 1100px; font-size: clamp(48px, 8vw, 112px); line-height: .98; }
.page-heading > p:last-child { max-width: 600px; line-height: 1.8; }
.page-heading.compact { min-height: 600px; }
.event-list { padding: 0 clamp(20px, 6vw, 90px) 90px; }
.event-card { display: grid; grid-template-columns: 230px 1fr; border-bottom: var(--line); }
.event-time { margin: 0; padding: 42px 32px 42px 0; font: clamp(22px, 2.5vw, 36px)/1 "Archivo Black", sans-serif; }
.event-content { padding: 40px; border-left: var(--line); }
.event-meta { display: flex; gap: 10px; }
.event-meta span { padding: 5px 9px; background: var(--ink); color: var(--paper); font-size: 10px; font-weight: 800; letter-spacing: .12em; }
.event-meta .closed { background: var(--orange); }
.event-content h2 { margin: 16px 0 10px; font-size: clamp(25px, 3vw, 42px); }
.event-description { max-width: 680px; margin-bottom: 24px; line-height: 1.8; }
.event-venue { font-size: 12px; font-weight: 800; letter-spacing: .12em; }
.loading, .error { padding: 60px 0; font-weight: 800; }
.error { color: #a12400; }
.access-grid { min-height: 380px; background: var(--orange); color: white; }
.access-grid > div:last-child { max-width: 520px; padding-top: 30px; border-top: 1px solid white; line-height: 1.9; }
.access-grid h2 { font-size: clamp(30px, 4vw, 54px); }
footer { display: flex; align-items: end; justify-content: space-between; padding: 55px clamp(20px, 5vw, 72px); border-top: var(--line); background: var(--ink); color: var(--paper); }
footer p { margin: 0; font: clamp(22px, 4vw, 48px)/1 "Archivo Black", sans-serif; }

@media (max-width: 700px) {
    .site-header { align-items: flex-start; min-height: 128px; }
    nav { flex-direction: column; gap: 5px; align-items: flex-end; }
    .hero { min-height: 660px; padding-top: 52px; }
    .hero h1 { margin-top: 42px; }
    .hero h1 span:nth-child(3) { margin-left: 0; }
    .hero-details { gap: 24px; }
    .hero::after { right: -130px; width: 360px; border-width: 34px; }
    .intro, .access-grid { grid-template-columns: 1fr; }
    .event-card { grid-template-columns: 1fr; }
    .event-time { padding: 30px 0 18px; }
    .event-content { padding: 0 0 32px; border-left: 0; }
    footer { display: block; }
    footer small { display: block; margin-top: 22px; }
}