@font-face {
  font-family: "Barlow Condensed";
  src: url("assets/fonts/BarlowCondensed-BlackItalic.ttf") format("truetype");
  font-style: italic;
  font-weight: 900;
  font-display: swap;
}

:root {
  --blue: #0751dc;
  --blue-dark: #063994;
  --yellow: #ffda28;
  --ink: #102344;
  --muted: #58667b;
  --line: #dce4ef;
  --paper: #ffffff;
  --soft: #f1f5fb;
  --display: "Barlow Condensed", "Avenir Next Condensed", sans-serif;
  --body: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", Meiryo, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 28px; scrollbar-color: #7a98c7 #f1f5fb; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--body); -webkit-font-smoothing: antialiased; }
::selection { background: var(--yellow); color: var(--ink); }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
img { display: block; max-width: 100%; }
button, a { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible { outline: 3px solid var(--blue); outline-offset: 5px; }
.hero a:focus-visible { outline-color: white; }
[hidden] { display: none !important; }
.container { width: min(1240px, calc(100% - 96px)); margin-inline: auto; }
.mobile-only { display: none; }
.skip-link { position: fixed; inset: 12px auto auto 16px; padding: 14px 20px; z-index: 10; background: white; color: var(--blue); transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }

.hero { position: relative; isolation: isolate; overflow: hidden; background: var(--blue); color: white; }
.hero::before { content: ""; position: absolute; inset: 0; z-index: -1; background: url("assets/hero.png") center 46% / cover; opacity: .075; }
.hero::after { content: ""; position: absolute; width: 520px; height: 520px; right: -170px; top: -340px; border: 1px solid #80a9f4; border-radius: 50%; z-index: -1; }
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; align-items: center; min-height: 577px; gap: 24px; padding-top: 45px; padding-bottom: 64px; }
.hero-copy { position: relative; z-index: 2; }
.hero h1 { font-family: var(--display); font-style: italic; font-weight: 900; font-size: clamp(88px, 9vw, 128px); line-height: .88; letter-spacing: -.015em; margin: 0 0 25px; }
.hero h1 span { display: block; }
.hero h1 .hero-partner { display: flex; align-items: center; gap: 16px; margin-top: 18px; color: var(--yellow); font: 800 clamp(35px, 4.5vw, 60px) / 1.35 var(--body); letter-spacing: .03em; white-space: nowrap; }
.hero h1 .collab-cross { font-size: .55em; font-weight: 500; color: white; }
.yellow { color: var(--yellow); }
.hero-tagline { font-size: clamp(16px, 1.65vw, 22px); font-weight: 800; line-height: 1.7; margin: 0 0 9px; letter-spacing: .015em; }
.hero-description { font-size: 13px; line-height: 1.95; color: #e1ebff; margin: 0; }
.primary-button { display: inline-flex; justify-content: space-between; align-items: center; gap: 40px; background: var(--yellow); color: var(--ink); padding: 18px 22px; margin-top: 25px; min-height: 56px; font-size: 13px; font-weight: 800; border-radius: 4px; transition: background .2s; }
.primary-button:hover { background: #fff08c; }
.arrow { display: inline-block; width: 16px; height: 16px; position: relative; flex: 0 0 16px; }
.arrow::before { content: ""; position: absolute; width: 13px; border-top: 2px solid currentColor; top: 7px; left: 1px; }
.arrow::after { content: ""; position: absolute; width: 7px; height: 7px; border-top: 2px solid currentColor; border-right: 2px solid currentColor; right: 1px; top: 4px; transform: rotate(45deg); }
.arrow-down { transform: rotate(90deg); }
.arrow-up { transform: rotate(-90deg); }
.hero-art { height: 454px; position: relative; min-width: 0; }
.speed-track { position: absolute; width: 160%; height: 350px; top: 60px; left: -16%; border: 1px solid #568bf0; border-radius: 50%; transform: rotate(-32deg); }
.speed-track::before { content: ""; position: absolute; inset: 23px; border: 1px solid #568bf0; border-radius: 50%; }
.speed-track::after { content: ""; position: absolute; width: 145%; height: 18px; top: 197px; left: -40px; background: #3275ea; box-shadow: 0 32px 0 #3275ea; }
/* Original ring treatment with the current thickness ratio. */
.ring { position: absolute; box-sizing: border-box; width: var(--ring-width); height: var(--ring-height); border-style: solid; border-color: var(--yellow); border-width: calc(var(--ring-height) * 0.216245) calc(var(--ring-width) * 0.216245); border-radius: 50%; }
.ring-main { --ring-width: 330px; --ring-height: 365px; right: 12%; top: 10px; transform: rotate(23deg); box-shadow: inset 7px 3px 0 #e7a810, 7px 5px 0 #e7a810; }
.ring-main::before { --ring-highlight-gap: 7px; content: ""; position: absolute; inset: calc(var(--ring-highlight-gap) - var(--ring-height) * 0.216245) calc(var(--ring-highlight-gap) - var(--ring-width) * 0.216245); border: 3px solid #fff49c; border-radius: 50%; opacity: .8; }
.ring-small { --ring-width: 74px; --ring-height: 90px; left: 1%; bottom: 43px; transform: rotate(28deg); box-shadow: 3px 2px 0 #e7a810; }
.ring-tiny { --ring-width: 40px; --ring-height: 48px; right: 2%; top: 9px; transform: rotate(28deg); }
.onsen-symbol { position: absolute; width: 92px; height: 92px; left: 40%; top: 56px; color: white; transform: none; }
.hero-go { position: absolute; left: 18%; top: 158px; font-family: var(--display); font-style: italic; font-weight: 900; font-size: clamp(84px, 8vw, 116px); line-height: .9; transform: rotate(-8deg); letter-spacing: -.02em; text-shadow: 0 5px 18px #04348b55; }
.spark { position: absolute; width: 29px; height: 29px; background: white; clip-path: polygon(50% 0, 61% 39%, 100% 50%, 61% 61%, 50% 100%, 39% 61%, 0 50%, 39% 39%); }
.spark-one { top: 22px; left: 14%; }
.spark-two { bottom: 102px; right: 10%; width: 20px; height: 20px; }
.art-caption { display: block; max-width: 100%; margin: 16px 0 0; font-family: var(--display); font-size: 19px; font-style: italic; font-weight: 900; line-height: 1.5; letter-spacing: .08em; }
.character-strip { background: var(--yellow); color: var(--ink); padding: 13px 0 15px; position: relative; }
.character-strip::before { content: ""; position: absolute; top: -7px; left: 0; width: 100%; height: 8px; background: var(--yellow); clip-path: polygon(0 100%, 100% 0, 100% 100%); }
.character-strip-inner { display: flex; align-items: center; justify-content: space-around; gap: 30px; margin: auto; width: min(1400px, calc(100% - 48px)); white-space: nowrap; font-family: var(--display); font-style: italic; font-weight: 900; font-size: 24px; letter-spacing: .04em; }
.character-strip i { width: 9px; height: 9px; border: 2px solid currentColor; border-radius: 50%; flex: 0 0 9px; }

.lineup { padding-top: 80px; padding-bottom: 84px; }
.section-heading h2 { margin: 0; display: flex; flex-wrap: wrap; gap: 14px 22px; align-items: baseline; }
.display-heading { font-family: var(--display); font-style: italic; font-weight: 900; font-size: 70px; line-height: 1; color: var(--blue); letter-spacing: -.01em; }
.heading-ja { font-size: 20px; font-weight: 800; }
.section-heading > p { color: var(--muted); font-size: 13px; line-height: 1.9; margin: 15px 0 0; }
.lineup-toolbar { display: flex; gap: 18px; align-items: center; justify-content: space-between; margin-top: 35px; border-bottom: 1px solid var(--line); padding-bottom: 17px; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; }
.filter-button { cursor: pointer; min-height: 44px; padding: 10px 16px; border: 1px solid var(--line); border-radius: 5px; background: white; color: var(--muted); font-size: 12px; font-weight: 700; transition: background .16s, color .16s, border-color .16s; }
.filter-button span { margin-left: 8px; font-size: 11px; opacity: .8; font-variant-numeric: tabular-nums; }
.filter-button:hover { color: var(--blue); border-color: var(--blue); }
.filter-button[aria-pressed="true"] { background: var(--blue); color: white; border-color: var(--blue); }
.price-note { flex-shrink: 0; font-size: 11px; color: var(--muted); margin: 0; }
.results-status { font-size: 11px; color: var(--muted); margin: 17px 0 23px; }
.product-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); column-gap: 24px; row-gap: 42px; }
.product { min-width: 0; }
.product-image { position: relative; border-radius: 12px; overflow: hidden; background: var(--product-image-bg); }
.product-image img { width: 100%; aspect-ratio: 800 / 660; object-fit: contain; height: auto; }
.variation-count { position: absolute; right: 12px; top: 12px; padding: 5px 8px; font-size: 10px; font-weight: 700; background: white; color: var(--muted); border-radius: 3px; }
.product-copy { padding: 17px 2px 0; }
.product-category { font-size: 10px; color: var(--muted); margin: 0 0 7px; }
.product h3 { font-size: 16px; font-weight: 800; line-height: 1.65; letter-spacing: -.025em; margin: 0; overflow-wrap: anywhere; }
.product-price { margin: 8px 0 12px; display: flex; align-items: baseline; gap: 3px; white-space: nowrap; }
.product-price strong { font-size: 24px; line-height: 1.1; font-weight: 800; font-variant-numeric: tabular-nums; letter-spacing: -.035em; }
.each { font-size: 11px; margin-right: 3px; }
.yen { font-size: 13px; font-weight: 700; }
.tax { color: var(--muted); font-size: 10px; }
.variants { list-style: none; display: flex; flex-wrap: wrap; gap: 5px 6px; padding: 0; margin: 0; }
.variants li { display: flex; align-items: center; gap: 4px; color: var(--muted); background: var(--soft); padding: 4px 6px; font-size: 9px; line-height: 1.55; border-radius: 3px; }
.variants i { width: 5px; height: 5px; border-radius: 50%; background: var(--character-color); }
.lineup-note { color: var(--muted); font-size: 11px; line-height: 1.8; margin: 34px 0 0; }

.about-section { position: relative; overflow: hidden; background: #edf3ff; }
.about-inner { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 80px; padding-block: 76px; }
.about-graphic { position: relative; isolation: isolate; padding: 10px 0 15px 18px; }
.about-graphic > span { display: block; font-family: var(--display); font-style: italic; font-weight: 900; font-size: clamp(66px, 7vw, 92px); line-height: .96; color: var(--blue); transform: rotate(-6deg); }
.about-graphic b { -webkit-text-stroke: 1px var(--blue); color: transparent; font-weight: 900; }
.about-ring { position: absolute; z-index: -1; width: 200px; height: 220px; border: 22px solid var(--yellow); border-radius: 50%; top: -26px; right: 7%; transform: rotate(24deg); }
.about-copy h2 { font-size: 29px; line-height: 1.7; margin: 0 0 15px; letter-spacing: .04em; font-weight: 800; }
.about-copy > p { font-size: 13px; line-height: 2.2; margin: 0; color: #485d80; }

.information { display: grid; grid-template-columns: 1fr 2fr; gap: 44px; padding-top: 61px; padding-bottom: 61px; }
.information h2 { font-size: 18px; margin: 0; line-height: 1.8; }
.information-content { display: grid; grid-template-columns: 1fr 1.2fr; gap: 35px; }
.information h3 { font-size: 12px; margin: 0 0 11px; }
.information p { font-size: 11px; color: var(--muted); line-height: 1.9; margin: 0; }
.site-footer { border-top: 1px solid var(--line); padding-top: 29px; padding-bottom: 29px; }
.footer-main { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.footer-brand { display: inline-flex; flex: 0 1 auto; flex-direction: row; align-items: center; gap: 18px; min-width: 0; max-width: 100%; }
.footer-company-name { flex-shrink: 0; font-size: 12px; font-weight: 700; line-height: 1.8; white-space: nowrap; }
.footer-brand img { display: block; flex: 0 1 174px; width: 174px; min-width: 48px; height: auto; object-fit: contain; }
.site-footer p { color: var(--muted); font-size: 11px; line-height: 1.8; margin: 0; }
.back-to-top { display: flex; flex: 0 0 auto; align-items: center; gap: 10px; font-size: 10px; font-weight: 800; margin-left: auto; padding: 14px 5px; }



@media (min-width: 1440px) {
  .hero-inner { min-height: 610px; }
}
@media (max-width: 1100px) {
  .container { width: calc(100% - 64px); }
  .hero-inner { min-height: 535px; }
  .hero-art { height: 414px; }
  .ring-main { --ring-width: 280px; --ring-height: 315px; right: 7%; top: 38px; }
  .onsen-symbol { width: 76px; height: 76px; top: 84px; left: 42%; }
  .hero-go { top: 172px; left: 18%; font-size: 92px; }
  .character-strip-inner { font-size: 20px; gap: 21px; }
  .character-strip-inner > span:last-child { display: none; }
  .character-strip-inner > i:last-of-type { display: none; }
  .lineup-toolbar { align-items: flex-start; flex-direction: column; gap: 15px; }
  .product-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .about-inner { gap: 40px; }
  .information { grid-template-columns: 1fr; gap: 26px; }
}
@media (max-width: 760px) {
  .container { width: calc(100% - 40px); }
  .hero-inner { min-height: 486px; gap: 0; grid-template-columns: 1.15fr .85fr; padding-top: 40px; padding-bottom: 47px; }
  .hero h1 { font-size: clamp(77px, 13vw, 101px); margin-bottom: 22px; }
  .hero h1 .hero-partner { font-size: clamp(30px, 4.6vw, 40px); gap: 12px; margin-top: 15px; }
  .hero-tagline { font-size: 14px; white-space: nowrap; }
  .hero-description { font-size: 12px; }
  .hero-art { height: 360px; }
  .ring-main { --ring-width: 211px; --ring-height: 248px; right: -21%; top: 23px; }
  .ring-main::before { --ring-highlight-gap: 6px; border-width: 2px; }
  .onsen-symbol { width: 57px; height: 57px; top: 52px; left: 43%; }
  .hero-go { font-size: 68px; top: 128px; left: 13%; }
  .ring-small { --ring-width: 42px; --ring-height: 53px; bottom: 25px; left: 3%; }
  .ring-tiny { display: none; }
  .spark-one { top: 9px; left: 20%; width: 20px; height: 20px; }
  .spark-two { right: -4%; bottom: 66px; }
  .art-caption { font-size: 13px; letter-spacing: .06em; }
  .speed-track { top: 35px; width: 220%; left: -45%; height: 270px; }
  .primary-button { padding: 16px 18px; font-size: 12px; gap: 22px; min-height: 52px; margin-top: 22px; }
  .character-strip-inner { font-size: 17px; gap: 14px; width: calc(100% - 40px); }
  .character-strip i { width: 6px; height: 6px; flex-basis: 6px; border-width: 1px; }
  .lineup { padding-top: 49px; padding-bottom: 51px; }
  .display-heading { font-size: 56px; }
  .heading-ja { font-size: 16px; }
  .section-heading h2 { gap: 13px; }
  .section-heading > p { font-size: 12px; }
  .lineup-toolbar { margin-top: 26px; }
  .filters { gap: 7px; }
  .filter-button { padding: 10px 12px; font-size: 11px; }
  .filter-button span { font-size: 10px; margin-left: 6px; }
  .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 16px; row-gap: 32px; }
  .product h3 { font-size: 14px; }
  .product-copy { padding-top: 13px; }
  .product-category { font-size: 9px; }
  .product-price strong { font-size: 22px; }
  .product-price { gap: 2px; }
  .tax { font-size: 9px; }
  .each { font-size: 10px; margin-right: 1px; }
  .variants { gap: 4px; }
  .variants li { font-size: 9px; padding: 3px 5px; }
  .variation-count { top: 9px; right: 9px; padding: 4px 6px; font-size: 9px; }
  .about-inner { grid-template-columns: 1fr 1fr; gap: 24px; padding-block: 51px; }
  .about-graphic { padding-left: 0; }
  .about-graphic > span { font-size: 53px; }
  .about-ring { width: 123px; height: 143px; border-width: 16px; top: -25px; right: 0; }
  .about-copy h2 { font-size: 22px; }
  .about-copy > p { font-size: 11px; }
  .information { padding-block: 43px; gap: 23px; }
  .information-content { gap: 24px; }
  .footer-main { gap: 16px; }
  .footer-brand img { width: 120px; flex-basis: 120px; }
}
@media (max-width: 480px) {
  .hero-inner { min-height: 507px; display: block; position: relative; padding-top: 39px; padding-bottom: 41px; }
  .hero-copy { width: 100%; }
  .hero h1 { font-size: 89px; margin-bottom: 24px; }
  .hero h1 .hero-partner { font-size: 33px; gap: 10px; }
  .hero-tagline { font-size: 15px; }
  .hero-art { position: absolute; width: 178px; height: 270px; top: 25px; right: -30px; z-index: 1; }
  .ring-main { --ring-width: 148px; --ring-height: 183px; top: 5px; right: -4px; }
  .ring-main::before { --ring-highlight-gap: 5px; }
  .onsen-symbol { width: 46px; height: 46px; top: 27px; left: 82px; }
  .hero-go { font-size: 59px; top: 87px; left: 34px; }
  .ring-small { --ring-width: 33px; --ring-height: 41px; bottom: 37px; left: 38px; }
  .spark-one { top: 0; left: 8px; }
  .spark-two { right: 16px; bottom: 35px; width: 15px; height: 15px; }
  .speed-track { top: 0; left: 0; }
  .character-strip-inner { gap: 12px; font-size: 15px; }
  .character-strip { padding-block: 12px; }
  .character-strip i { display: none; }
  .mobile-only { display: initial; }
  .desktop-only { display: none; }
  .heading-ja { font-size: 14px; }
  .filter-button { padding: 9px 11px; }
  .product-grid { column-gap: 13px; }
  .product-image { border-radius: 9px; }
  .product h3 { font-size: 13px; }
  .product-price strong { font-size: 20px; }
  .yen { font-size: 11px; }
  .variants li { font-size: 8px; }
  .about-inner { grid-template-columns: 1fr; gap: 45px; }
  .about-graphic { max-width: 310px; width: 100%; padding: 8px 5px 8px; margin: 5px auto 0; }
  .about-graphic > span { font-size: 75px; }
  .about-ring { width: 163px; height: 181px; border-width: 19px; right: 0; top: -11px; }
  .about-copy { padding-left: 5px; }
  .about-copy h2 { font-size: 26px; }
  .about-copy > p { font-size: 13px; }
  .information-content { grid-template-columns: 1fr; }
  .footer-main { gap: 10px; }
  .footer-brand { gap: 8px; }
  .footer-brand img { width: 92px; flex-basis: 92px; }
  .footer-credit { font-size: 9px; }
  .footer-company-name { font-size: 10px; }
  .back-to-top { padding: 12px 0; }
}
@media (max-width: 359px) {
  .footer-brand { gap: 7px; }
  .footer-company-name { font-size: 9px; }
  .footer-main .back-to-top { gap: 6px; font-size: 9px; }
  .container { width: calc(100% - 32px); }
  .hero-art { opacity: .65; right: -60px; }
  .hero h1 { font-size: 80px; }
  .hero-tagline { font-size: 13px; }
  .character-strip-inner { gap: 8px; font-size: 13px; }
  .heading-ja { font-size: 12px; }
  .product-grid { grid-template-columns: 1fr; }
  .product h3 { font-size: 16px; }
  .product-price strong { font-size: 24px; }
  .variants li { font-size: 10px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-copy { animation: none; }
  .filter-button, .primary-button { transition: none; }
}

/* Native product artwork shares one backdrop in the grid and viewer. */
:root { --product-image-bg: #f1f5fa; }
.product-image.has-product-asset { aspect-ratio: 800 / 660; }
.product-zoom { position: absolute; inset: 0; display: block; border-radius: inherit; cursor: zoom-in; }
.product-image.has-product-asset .product-zoom img { display: block; box-sizing: border-box; width: 100%; height: 100%; padding: 7%; aspect-ratio: auto; object-fit: contain; }
.product-image.has-product-asset.is-pair > .product-zoom { width: 50%; }
.product-image.has-product-asset.is-pair > .product-zoom + .product-zoom { left: 50%; }
.product-image.has-product-asset.is-pair .product-zoom img { padding: 12% 3%; }
.product-zoom:focus-visible { outline: 3px solid var(--blue); outline-offset: -4px; }
.product-zoom-hint { position: absolute; right: 8px; bottom: 8px; display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: #ffffffde; color: var(--blue); pointer-events: none; }
.product-zoom-hint svg { width: 17px; height: 17px; }
.product-zoom:hover .product-zoom-hint { background: var(--blue); color: white; }
.product-category { display: flex; align-items: center; flex-wrap: wrap; gap: 5px 12px; }
.variation-label { margin-left: auto; color: var(--blue); }
.product-sizes { margin: 9px 0 0; font-size: 10px; line-height: 1.8; color: var(--muted); }
.availability-note { font-size: 11px; line-height: 1.9; color: var(--blue); padding-top: 10px; margin: 12px 0 0; border-top: 1px solid var(--line); }
.release-date { display: flex; flex-wrap: wrap; align-items: baseline; gap: 12px; margin: 20px 0 0; }
.release-date time { color: var(--yellow); font-size: 24px; font-weight: 800; font-variant-numeric: tabular-nums; letter-spacing: .025em; }
.release-date span { font-size: 12px; font-weight: 700; }
@media (max-width: 760px) {
  .release-date { margin-top: 17px; gap: 10px; }
  .release-date time { font-size: 21px; }
  .release-date span { font-size: 11px; }
  .product-sizes { font-size: 9px; }
  .availability-note { font-size: 10px; }
  .variation-label { margin-left: 0; }
}

/* Planned campaign venues and the later sales period have distinct labels. */
.sales-locations { list-style: none; padding: 0; margin: 14px 0 20px; }
.sales-locations li { padding: 11px 0; border-bottom: 1px solid var(--line); font-size: 13px; font-weight: 700; line-height: 1.8; overflow-wrap: anywhere; }
.venue-status { display: inline-block; margin-left: 5px; color: var(--muted); font-size: 11px; font-weight: 400; white-space: nowrap; }
.information .next-sales { line-height: 2; }
.next-sales strong { color: var(--ink); font-size: 12px; }
.advance-sales { margin-top: 24px; }
.information .goods-notes { border-top: 1px solid var(--line); padding-top: 18px; margin-top: 24px; }

.footer-credit { flex-shrink: 0; color: var(--muted); font-size: 10px; font-weight: 700; line-height: 1.7; white-space: nowrap; }

/* Ambient motion belongs only to the decorative hero artwork. */
.hero { --hero-play-state: paused; }
.hero.motion-ready .spark {
  animation: sonic-sparkle 4.2s ease-in-out 1 both;
  animation-play-state: var(--hero-play-state);
}
.hero.motion-ready .spark-one { animation-delay: 0s; }
.hero.motion-ready .spark-two { animation-duration: 3.9s; animation-delay: .45s; }
.hero.motion-ready .ring {
  --ring-tilt: 28deg;
  --ring-lift: -8px;
  animation: sonic-ring-float 4.4s ease-in-out 1 both;
  animation-play-state: var(--hero-play-state);
}
.hero.motion-ready .ring-main { --ring-tilt: 23deg; animation-duration: 4.8s; animation-delay: 0s; }
.hero.motion-ready .ring-small { --ring-lift: -11px; animation-duration: 4.2s; animation-delay: 0s; }
.hero.motion-ready .ring-tiny { --ring-lift: -5px; animation-duration: 4.6s; animation-delay: 0s; }
.hero.motion-ready .ring-main::before {
  animation: sonic-ring-highlight 4.6s ease-in-out 1 both;
  animation-play-state: var(--hero-play-state);
}
@keyframes sonic-sparkle {
  0%, 100% { opacity: .4; transform: scale(.75) rotate(-8deg); }
  45% { opacity: 1; transform: scale(1.2) rotate(8deg); }
  72% { opacity: .65; transform: scale(.92) rotate(0); }
}
@keyframes sonic-ring-float {
  0%, 100% { transform: translate3d(0, 0, 0) rotate(var(--ring-tilt)); }
  50% { transform: translate3d(0, var(--ring-lift), 0) rotate(calc(var(--ring-tilt) + 2deg)); }
}
@keyframes sonic-ring-highlight {
  0%, 100% { opacity: .35; }
  40% { opacity: .95; }
  70% { opacity: .55; }
}
@media (max-width: 760px) {
  .hero.motion-ready .ring { --ring-lift: -5px; }
  .hero.motion-ready .ring-small { --ring-lift: -7px; }
}
@media (prefers-reduced-motion: reduce) {
  .hero.motion-ready .spark,
  .hero.motion-ready .ring,
  .hero.motion-ready .ring-main::before { animation: none; }
}

.footer-brand:hover .footer-company-name { text-decoration: underline; text-underline-offset: 4px; }
.site-footer .company-copyright { margin: 26px 0 0; text-align: center; font-size: 9px; }
.site-footer .sega-copyright { margin: 8px 0 0; text-align: center; font-size: 12px; }


/* Native dialog supplies modal focus handling and Escape dismissal. */
html.image-viewer-open, html.image-viewer-open body { overflow: hidden; }
.image-viewer { box-sizing: border-box; width: min(960px, calc(100% - 32px)); max-width: calc(100% - 32px); height: min(860px, calc(100vh - 32px)); height: min(860px, calc(100dvh - 32px)); max-height: none; margin: auto; padding: 0; border: 0; border-radius: 16px; background: var(--product-image-bg); color: var(--ink); overflow: hidden; overscroll-behavior: contain; }
.image-viewer[open] { display: flex; flex-direction: column; }
.image-viewer::backdrop { background: rgb(6 19 48 / .74); }
.image-viewer-toolbar { display: flex; flex: 0 0 auto; align-items: center; justify-content: space-between; gap: 16px; padding: 12px 16px; border-bottom: 1px solid var(--line); }
.image-viewer-toolbar h2 { min-width: 0; margin: 0; font-size: clamp(13px, 2vw, 17px); font-weight: 700; line-height: 1.6; overflow-wrap: anywhere; }
.image-viewer-toolbar form { flex: 0 0 auto; margin: 0; }
.image-viewer-close { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-width: 80px; min-height: 44px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 6px; background: white; color: var(--ink); font: inherit; font-size: 12px; font-weight: 700; cursor: pointer; }
.image-viewer-close span { font-size: 22px; line-height: 1; }
.image-viewer-close:hover { border-color: var(--blue); color: var(--blue); }
.image-viewer-close:focus-visible { outline: 3px solid var(--blue); outline-offset: 2px; }
.image-viewer-stage { position: relative; flex: 1 1 auto; min-height: 0; }
.image-viewer-stage img { position: absolute; inset: 0; display: block; box-sizing: border-box; width: 100%; height: 100%; padding: clamp(12px, 3vw, 28px); object-fit: contain; }
@media (max-width: 480px) {
  .image-viewer { width: calc(100% - 16px); max-width: calc(100% - 16px); height: calc(100vh - 16px); height: calc(100dvh - 16px); border-radius: 12px; }
  .image-viewer-toolbar { gap: 12px; padding: 10px 12px; }
}


/* Supplied collaboration lockup: preserve the original artwork and proportions. */
.hero h1.hero-logo { width: 100%; max-width: 800px; margin: 0 0 32px; font-size: 0; line-height: 1; }
.hero h1.hero-logo img { display: block; width: 100%; height: auto; }
@media (max-width: 480px) {
  .hero h1.hero-logo { margin-bottom: 28px; }
  .hero-art { top: auto; right: -12px; bottom: 28px; transform: scale(.6); transform-origin: bottom right; }
}


/* Reference ring artwork and prominent campaign tagline. */
.hero .hero-tagline { font-size: clamp(28px, 3.2vw, 44px); font-weight: 800; line-height: 1.55; letter-spacing: .025em; white-space: normal; }
.hero-tagline .tagline-phrase { display: inline-block; }
/* Restore the original CSS rings; use the same thickness ratio below. */
.about-ring { --about-ring-width: 200px; --about-ring-height: 220px; box-sizing: border-box; border-width: calc(var(--about-ring-height) * 0.216245) calc(var(--about-ring-width) * 0.216245); }
@media (max-width: 760px) {
  .about-ring { --about-ring-width: 123px; --about-ring-height: 143px; }
}
@media (max-width: 480px) {
  .about-ring { --about-ring-width: 163px; --about-ring-height: 181px; }
}
@media (max-width: 480px) {
  .hero .hero-tagline { font-size: clamp(23px, 6.6vw, 30px); letter-spacing: 0; }
}

/* Increase the weight and size of the hero supporting copy. */
.hero .hero-description { font-size: clamp(16px, 1.45vw, 19px); font-weight: 700; line-height: 1.9; }
@media (max-width: 480px) {
  .hero .hero-description { font-size: clamp(14px, 3.7vw, 16px); }
}

/* Improve readability throughout the lineup and subsequent sections. */
.lineup .section-heading > p { font-size: 18px; font-weight: 700; line-height: 1.9; }
.lineup .heading-ja { font-size: 24px; }
.filter-button { min-height: 48px; padding: 12px 16px; font-size: 14px; font-weight: 700; }
.filter-button span { font-size: 13px; }
.price-note, .results-status, .lineup-note { font-size: 14px; font-weight: 600; line-height: 1.9; }
.product-grid { row-gap: 48px; }
.product-copy { padding-top: 20px; }
.product-category { font-size: 13px; font-weight: 700; line-height: 1.7; gap: 6px 10px; }
.product h3 { font-size: 20px; font-weight: 800; line-height: 1.6; }
.product-price { flex-wrap: wrap; gap: 4px; margin: 12px 0 16px; white-space: normal; }
.product-price strong { font-size: 32px; font-weight: 800; white-space: nowrap; }
.product-price .each { font-size: 14px; font-weight: 700; }
.product-price .yen { font-size: 16px; }
.product-price .tax { font-size: 13px; font-weight: 600; white-space: nowrap; }
.variants { gap: 6px; }
.variants li { font-size: 12px; font-weight: 600; line-height: 1.65; padding: 5px 7px; }
.variants i { width: 6px; height: 6px; flex-shrink: 0; }
.product-sizes { font-size: 13px; font-weight: 600; line-height: 1.9; margin-top: 12px; }
.availability-note { font-size: 14px; font-weight: 700; line-height: 1.9; }
.information h2 { font-size: 24px; font-weight: 800; }
.information h3 { font-size: 17px; font-weight: 700; line-height: 1.8; }
.information p { font-size: 16px; font-weight: 600; line-height: 2; }
.sales-locations li { padding-block: 14px; font-size: 17px; font-weight: 700; }
.venue-status { font-size: 14px; font-weight: 600; }
.next-sales strong { font-size: 17px; font-weight: 800; }
.information .goods-notes { font-size: 14px; font-weight: 600; line-height: 2; }
.about-copy h2 { font-size: 32px; font-weight: 800; }
.about-copy > p { font-size: 18px; font-weight: 600; line-height: 2; }
.footer-main { flex-wrap: wrap; }
.footer-credit { font-size: 13px; font-weight: 700; }
.footer-company-name { font-size: 15px; font-weight: 700; }
.back-to-top { font-size: 12px; }
.site-footer p { font-size: 13px; font-weight: 600; }
.site-footer .company-copyright { font-size: 12px; }
.site-footer .sega-copyright { font-size: 14px; font-weight: 700; }
@media (max-width: 760px) {
  .lineup .section-heading > p { font-size: 16px; }
  .lineup .heading-ja { font-size: 18px; }
  .filter-button { font-size: 13px; padding: 11px 13px; }
  .filter-button span { font-size: 12px; }
  .price-note, .results-status, .lineup-note { font-size: 13px; }
  .product-grid { row-gap: 38px; }
  .product-copy { padding-top: 16px; }
  .product-category { font-size: 12px; }
  .product h3 { font-size: 16px; }
  .product-price { gap: 3px; }
  .product-price strong { font-size: 26px; }
  .product-price .each { font-size: 12px; }
  .product-price .yen { font-size: 13px; }
  .product-price .tax { font-size: 12px; }
  .variants { gap: 5px; }
  .variants li { font-size: 11px; padding: 4px 6px; }
  .product-sizes { font-size: 12px; }
  .availability-note { font-size: 13px; }
  .information h2 { font-size: 21px; }
  .information h3, .sales-locations li, .next-sales strong { font-size: 16px; }
  .information p { font-size: 15px; }
  .venue-status, .information .goods-notes { font-size: 13px; }
  .about-copy h2 { font-size: 28px; }
  .about-copy > p { font-size: 16px; }
  .footer-company-name { font-size: 14px; }
}
@media (max-width: 480px) {
  .footer-brand { gap: 8px; }
  .footer-brand img { width: 56px; flex-basis: 56px; }
  .footer-credit { font-size: 11px; }
  .footer-company-name { font-size: 12px; }
}
@media (max-width: 359px) {
  .footer-brand { gap: 7px; }
  .footer-brand img { width: 48px; flex-basis: 48px; }
  .footer-credit { font-size: 10px; }
  .footer-company-name { font-size: 11px; }
  .footer-main .back-to-top { font-size: 11px; }
}

/* Align the collaboration graphic and copy from a shared top edge. */
.about-inner { align-items: start; }
.about-graphic { padding-top: 0; padding-bottom: 0; margin-top: 0; }
.about-graphic > span { transform-origin: left top; }
.about-ring { top: 50%; transform: translateY(-50%) rotate(24deg); }

/* Mobile hero lockup and tagline spacing follow the supplied reference. */
@media (max-width: 480px) {
  .hero-inner.container { width: calc(100% - 32px); padding-top: 28px; }
  .hero h1.hero-logo { width: 100%; max-width: none; margin: 0 0 clamp(40px, 12.5vw, 60px); }
  .hero .hero-tagline { font-size: clamp(21px, 6.6vw, 32px); font-weight: 700; line-height: 1.5; letter-spacing: 0; white-space: nowrap; }
}

/* Mobile spacing and decoration cleanup, without changing the desktop layout. */
@media (max-width: 480px) {
  .hero::before, .hero::after, .hero .speed-track { display: none; }
  .hero-inner.container { display: flex; flex-direction: column; align-items: stretch; gap: 0; min-height: 0; padding-top: 28px; padding-bottom: 28px; }
  .hero-copy { width: 100%; }
  .hero .hero-description { margin-top: 14px; line-height: 1.85; }
  .release-date { margin-top: 22px; gap: 8px 12px; }
  .art-caption { max-width: calc(100% - 126px); margin-top: 20px; font-size: 12px; line-height: 1.5; letter-spacing: .045em; }
  .hero-art { position: relative; flex: 0 0 148px; align-self: flex-end; width: 120px; height: 148px; top: auto; right: auto; bottom: auto; margin-top: -28px; transform: none; opacity: 1; }
  .hero-art .ring-main { --ring-width: 96px; --ring-height: 118px; right: 0; top: 4px; }
  .hero-art .ring-main::before { --ring-highlight-gap: 4px; }
  .hero-art .ring-small { --ring-width: 20px; --ring-height: 24px; left: 8px; bottom: 0; }
  .hero-art .hero-go { font-size: 38px; left: 17px; top: 53px; }
  .hero-art .spark-one { width: 12px; height: 12px; left: 2px; top: 0; }
  .hero-art .spark-two { width: 10px; height: 10px; right: 0; bottom: 18px; }
  .character-strip { z-index: 3; padding-block: 12px; }
  .character-strip::before { display: none; }
  .character-strip-inner { width: calc(100% - 32px); justify-content: space-between; gap: 8px; font-size: clamp(13px, 3.75vw, 17px); }
  .lineup { padding-top: 40px; padding-bottom: 40px; }
  .section-heading h2 { gap: 10px 14px; }
  .lineup-toolbar { margin-top: 24px; gap: 12px; padding-bottom: 16px; }
  .filters { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); width: 100%; gap: 8px; }
  .filters[hidden] { display: none; }
  .filter-button { min-height: 44px; padding: 10px 12px; }
  .product-grid { column-gap: 14px; row-gap: 32px; }
  .information { padding-block: 36px; gap: 20px; }
  .information-content { gap: 28px; }
  .about-inner { padding-block: 40px; gap: 32px; }
  .site-footer { padding-top: 24px; padding-bottom: 24px; }
  .footer-main { gap: 14px; }
}

/* Compact, balanced mobile footer credits. */
@media (max-width: 480px) {
  .site-footer { padding-top: 28px; padding-bottom: 24px; }
  .site-footer .footer-main { flex-direction: column; align-items: center; justify-content: center; gap: 18px; }
  .site-footer .footer-brand { display: flex; align-items: center; justify-content: center; width: 100%; gap: 8px; flex-wrap: nowrap; }
  .site-footer .footer-credit { flex-shrink: 0; font-size: clamp(9px, 2.5vw, 11px); line-height: 1.5; white-space: nowrap; }
  .site-footer .footer-brand img { display: block; width: clamp(64px, 18vw, 84px); height: auto; flex: 0 0 clamp(64px, 18vw, 84px); }
  .site-footer .footer-company-name { font-size: clamp(10px, 2.85vw, 13px); line-height: 1.5; white-space: nowrap; }
  .site-footer .back-to-top { display: inline-flex; align-items: center; justify-content: center; align-self: center; gap: 10px; min-width: 88px; min-height: 44px; margin: 0; padding: 8px 12px; font-size: 12px; }
  .site-footer .company-copyright { margin: 20px 0 0; font-size: 10px; line-height: 1.8; text-align: center; }
  .site-footer .sega-copyright { margin: 12px 0 0; font-size: 12px; line-height: 1.5; text-align: center; }
}

/* Remove only the two blue diagonal bars on desktop and mobile. */
.hero .speed-track::after { display: none; }
@media (max-width: 480px) {
  .hero::before, .hero::after, .hero .speed-track { display: block; }
}

/* Keep the white hero curves hidden on mobile. */
@media (max-width: 480px) {
  .hero::before, .hero::after, .hero .speed-track { display: none; }
}

/* Align the release label with the date and improve its prominence. */
.hero .release-date { align-items: baseline; }
.hero .release-date > span { font-size: 18px; font-weight: 700; line-height: 1.4; }
@media (max-width: 480px) {
  .hero .release-date > span { font-size: 16px; }
}

/* Separate purchase information into clear, readable groups. */
.information { grid-template-columns: minmax(0, 1fr); gap: 24px; }
.information > h2 { margin: 0; line-height: 1.5; }
.information-content { grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: start; gap: 24px; }
.information-content > * { min-width: 0; padding: 28px; background: #f1f5fa; border: 1px solid #e0e8f2; border-radius: 16px; }
.information h3 { margin-top: 0; margin-bottom: 12px; color: #10264b; font-size: 18px; font-weight: 800; line-height: 1.65; }
.information p { line-height: 1.9; overflow-wrap: anywhere; }
.information .sales-locations { margin-top: 20px; margin-bottom: 24px; }
.information .sales-locations li { padding-block: 16px; line-height: 1.65; border-color: #d5dfec; }
.information .venue-status { display: inline-block; margin-left: 4px; color: #596b84; font-size: 13px; font-weight: 600; }
.information .next-sales { margin-top: 24px; margin-bottom: 0; padding: 18px; border-radius: 10px; background: #fff; }
.information .next-sales strong { display: block; margin-bottom: 8px; color: #10264b; font-size: 16px; line-height: 1.6; }
.information .goods-notes { margin-top: 28px; padding-top: 20px; border-top: 1px solid #d5dfec; color: #596b84; font-size: 14px; font-weight: 500; line-height: 1.9; }
@media (max-width: 640px) {
  .information { gap: 20px; }
  .information-content { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .information-content > * { padding: 20px; border-radius: 12px; }
  .information h3 { font-size: 16px; }
  .information .sales-locations li { padding-block: 14px; font-size: 15px; }
  .information .next-sales { padding: 16px; }
  .information .next-sales strong { font-size: 15px; }
  .information .goods-notes { margin-top: 24px; padding-top: 16px; font-size: 13px; }
}

/* Branded headings for the purchase information panels. */
.information-content > * > h3:first-child {
  margin: -28px -28px 24px;
  padding: 18px 28px;
  border-radius: 15px 15px 0 0;
  border-bottom: 3px solid var(--yellow);
  background: #084de3;
  color: #fff;
  font-weight: 800;
  line-height: 1.65;
}
@media (max-width: 640px) {
  .information-content > * > h3:first-child {
    margin: -20px -20px 20px;
    padding: 16px 20px;
    border-radius: 11px 11px 0 0;
    font-size: 16px;
  }
}

/* A centered design credit with a separate back-to-top action. */
.site-footer { padding-top: 36px; padding-bottom: 28px; }
.site-footer .footer-main { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); align-items: center; gap: 24px; }
.site-footer .footer-brand { grid-column: 2; display: flex; align-items: center; justify-content: center; flex-wrap: nowrap; width: auto; gap: 20px; padding-block: 8px; text-decoration: none; }
.site-footer .footer-credit { padding-right: 20px; border-right: 1px solid #d5dfec; color: #596b84; font-size: 12px; font-weight: 600; line-height: 2; white-space: nowrap; }
.site-footer .footer-brand img { display: block; width: 176px; height: auto; flex: 0 0 176px; }
.site-footer .footer-company-name { color: #10264b; font-size: 14px; font-weight: 700; line-height: 1.6; white-space: nowrap; }
.site-footer .back-to-top { grid-column: 3; justify-self: end; display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-width: 84px; min-height: 44px; margin: 0; padding: 8px 12px; border: 1px solid #dce5f0; border-radius: 24px; color: #10264b; font-size: 12px; text-decoration: none; }
.site-footer .footer-brand:focus-visible, .site-footer .back-to-top:focus-visible { outline: 2px solid #084de3; outline-offset: 5px; }
.site-footer .company-copyright { margin: 28px 0 0; color: #596b84; font-size: 11px; font-weight: 500; line-height: 1.8; text-align: center; }
.site-footer .sega-copyright { margin: 12px 0 0; color: #10264b; font-size: 13px; font-weight: 700; line-height: 1.5; text-align: center; }
@media (max-width: 760px) {
  .site-footer { padding-top: 28px; padding-bottom: 24px; }
  .site-footer .footer-main { display: flex; flex-direction: column; align-items: center; gap: 20px; }
  .site-footer .footer-brand { display: grid; grid-template-columns: auto auto; justify-content: center; align-items: center; gap: 12px 14px; max-width: 100%; padding: 0; }
  .site-footer .footer-credit { grid-column: 1 / -1; grid-row: 1; justify-self: center; padding: 0; border: 0; font-size: 11px; line-height: 1.6; }
  .site-footer .footer-brand img { grid-column: 1; grid-row: 2; width: clamp(104px, 28vw, 140px); height: auto; }
  .site-footer .footer-company-name { grid-column: 2; grid-row: 2; font-size: 12px; line-height: 1.6; }
  .site-footer .back-to-top { align-self: center; }
  .site-footer .company-copyright { margin-top: 22px; font-size: 10px; }
  .site-footer .sega-copyright { font-size: 12px; }
}

/* Understated information headings without colored header bands. */
.information-content > * > h3:first-child {
  margin: 0 0 16px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: #28558a;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.65;
}
@media (max-width: 640px) {
  .information-content > * > h3:first-child { font-size: 16px; margin-bottom: 14px; }
}



/* Reuse the desktop hero pattern on mobile; omit outline decorations. */
@media (max-width: 480px) {
  .hero::before { display: block; border: 0; box-shadow: none; }
  .hero::after, .hero .speed-track { display: none; }
}

/* Match the small mobile ring to the main ring's proportions. */
@media (max-width: 480px) {
  .hero-art .ring-small {
    --ring-width: 20px;
    --ring-height: 24.583333px;
    box-sizing: border-box;
    width: var(--ring-width);
    height: var(--ring-height);
    border-style: solid;
    border-color: var(--yellow);
    border-width: calc(var(--ring-height) * 0.216245) calc(var(--ring-width) * 0.216245);
    border-radius: 50%;
    box-shadow: .8px .55px 0 #e7a810;
  }
}

/* Sonic blue text for the information panel headings. */
.information-content > * > h3:first-child { color: #084de3; }

/* Product notices belong directly below the lineup. */
.lineup .goods-notes {
  margin: 24px 0 0;
  padding-top: 20px;
  border-top: 1px solid #d5dfec;
  color: #596b84;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.9;
}
@media (max-width: 640px) {
  .lineup .goods-notes { margin-top: 20px; padding-top: 16px; font-size: 13px; }
}

/* Discreet, recognizable links to the official sales venues. */
.information .venue-link {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: #9aaec8;
  text-decoration-thickness: 1px;
  text-underline-offset: .22em;
}
.information .venue-link:hover { color: #084de3; text-decoration-color: currentColor; }
.information .venue-link:focus-visible { outline: 2px solid #084de3; outline-offset: 4px; border-radius: 2px; }


/* A short, restrained entrance for the enlarged product image. */
.image-viewer[open] { animation: product-viewer-fade-in 180ms ease-out both; }
.image-viewer[open]::backdrop { animation: product-viewer-fade-in 180ms ease-out both; }
.image-viewer[open] img {
  transform-origin: center;
  animation: product-viewer-image-in 220ms cubic-bezier(.16, 1, .3, 1) both;
}
@keyframes product-viewer-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes product-viewer-image-in {
  from { opacity: 0; transform: translateY(8px) scale(.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
@media (prefers-reduced-motion: reduce) {
  .image-viewer[open], .image-viewer[open]::backdrop, .image-viewer[open] img { animation: none; }
}