@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700;800&display=swap");

:root {
  --bg: #07080b;
  --surface: #252432;
  --surface-2: #302e3f;
  --line: rgba(255, 255, 255, 0.11);
  --text: #f7f5fb;
  --muted: #a9a4b3;
  --purple: #986ce9;
  --purple-dark: #684aa6;
  --cyan: #b8a0e9;
  --lime: #bda6eb;
  --orange: #aa82ed;
  --yellow: #c9b8ee;
  --font-title: "Noto Sans JP", sans-serif;
  --font-body: "Noto Sans JP", sans-serif;
  --max: 1180px;
  --header-height: 72px;
}

* { box-sizing: border-box; }
html {
  overflow-x: clip;
  scroll-behavior: smooth;
  scrollbar-gutter: stable;
  background-color: var(--bg);
}
body {
  margin: 0;
  min-width: 320px;
  overflow-x: clip;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.85;
}

a { color: inherit; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 0;
  background: rgba(7, 8, 11, 0.92);
  backdrop-filter: blur(18px);
}
.home-page .site-header {
  --header-bg-opacity: 0;
  --header-blur: 0px;
  position: fixed;
  width: 100%;
  border-bottom: 0;
  background: rgba(7, 8, 11, var(--header-bg-opacity));
  backdrop-filter: blur(var(--header-blur));
}

.header-inner {
  width: calc(100% - 24px);
  min-height: 72px;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.header-inner > .brand { margin-right: auto; }

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  font-family: var(--font-title);
  font-weight: 800;
  letter-spacing: .08em;
}

.brand-logo {
  display: block;
  width: 88px;
  height: auto;
}
.brand-icon {
  display: block;
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.site-nav {
  position: fixed;
  z-index: 90;
  inset: 0 0 0 auto;
  width: min(340px, 88vw);
  height: 100dvh;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0;
  padding: 104px 24px 36px;
  border-left: 1px solid rgba(255, 255, 255, .08);
  background: rgba(30, 30, 39, .94);
  box-shadow: -16px 0 48px rgba(0, 0, 0, .3);
  backdrop-filter: blur(24px) saturate(.75);
  overflow-y: auto;
  transform: translateX(102%);
  visibility: hidden;
  transition: transform .32s cubic-bezier(.22, 1, .36, 1), visibility .32s ease;
}
.site-nav.open { transform: translateX(0); visibility: visible; }
.site-nav a {
  position: relative;
  padding: 17px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, .055);
  color: rgba(255, 255, 255, .62);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: .045em;
  transition: color .18s ease, background .18s ease, padding .18s ease;
}
.site-nav a:hover { color: #fff; background: rgba(255, 255, 255, .035); padding-left: 18px; }
.site-nav a[aria-current="page"] { color: #fff; background: rgba(255, 255, 255, .065); }
.site-nav a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0;
  right: auto;
  top: 14px;
  bottom: 14px;
  width: 2px;
  height: auto;
  background: rgba(255, 255, 255, .88);
  box-shadow: none;
}

.menu-toggle {
  position: relative;
  z-index: 100;
  display: block;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: white;
  cursor: pointer;
}
.menu-toggle[aria-expanded="true"] span { opacity: 0; }
.menu-toggle[aria-expanded="true"]::before { transform: translate(-50%, -50%) rotate(45deg); }
.menu-toggle[aria-expanded="true"]::after { transform: translate(-50%, -50%) rotate(-45deg); }
.nav-backdrop {
  position: fixed;
  z-index: 40;
  inset: 0;
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  background: rgba(10, 11, 14, .42);
  backdrop-filter: blur(3px);
  opacity: 0;
  visibility: hidden;
  cursor: default;
  transition: opacity .3s ease, visibility .3s ease;
}
.nav-backdrop.open { opacity: 1; visibility: visible; }
html.nav-open, body.nav-open { overflow: hidden; }
.nav-open .site-header {
  position: fixed;
  z-index: 110;
  inset: 0 0 auto;
  width: 100%;
  pointer-events: none;
}
.nav-open .menu-toggle { pointer-events: auto; }
body.nav-open:not(.home-page) { padding-top: var(--header-height); }
.menu-toggle span, .menu-toggle::before, .menu-toggle::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 18px;
  height: 2px;
  background: currentColor;
  transition: transform .2s, opacity .2s;
}
.menu-toggle span { transform: translate(-50%, -50%); }
.menu-toggle::before { transform: translate(-50%, calc(-50% - 6px)); }
.menu-toggle::after { transform: translate(-50%, calc(-50% + 6px)); }

.audio-control {
  position: relative;
  display: flex;
  align-items: center;
  flex: 0 0 auto;
  height: 42px;
}
.header-steam {
  position: relative;
  width: auto;
  height: 40px;
  display: inline-flex;
  align-items: center;
  padding: 0 7px;
  border: 0;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  flex: 0 0 auto;
  opacity: .92;
  text-decoration: none;
  transition: opacity .2s ease;
}
.header-steam:hover { opacity: 1; }
.header-steam img {
  display: block;
  width: 84px;
  height: auto;
  filter: brightness(0) invert(1);
}
.steam-status-bubble {
  position: absolute;
  z-index: 100;
  top: calc(100% + 10px);
  right: 0;
  width: max-content;
  max-width: min(280px, calc(100vw - 28px));
  padding: 10px 14px;
  border: 1px solid rgba(152, 108, 233, .55);
  border-radius: 4px;
  background: rgba(24, 22, 31, .98);
  box-shadow: 0 12px 32px rgba(0, 0, 0, .38);
  color: var(--text);
  font-size: 12px;
  font-weight: 400;
  line-height: 1.6;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-5px);
  pointer-events: none;
  transition: opacity .18s ease, transform .18s ease, visibility .18s ease;
}
.steam-status-bubble::before {
  content: "";
  position: absolute;
  right: 26px;
  bottom: 100%;
  border-right: 6px solid transparent;
  border-bottom: 7px solid rgba(152, 108, 233, .55);
  border-left: 6px solid transparent;
}
.header-steam.is-open .steam-status-bubble {
  opacity: 1;
  visibility: visible;
  transform: none;
}
.header-x {
  width: 36px;
  height: 40px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  color: #fff;
  opacity: .92;
  transition: opacity .18s ease;
}
.header-x:hover { opacity: 1; }
.header-x:focus-visible { outline: 2px solid rgba(255, 255, 255, .75); outline-offset: 2px; }
.header-x span {
  width: 19px;
  height: 19px;
  display: block;
  background: currentColor;
  -webkit-mask: url("../assets/icons/x.svg") center / contain no-repeat;
  mask: url("../assets/icons/x.svg") center / contain no-repeat;
}
.volume-trigger {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: white;
  cursor: pointer;
}
.volume-trigger:hover { background: transparent; }
.volume-trigger:focus-visible { outline: 2px solid rgba(255, 255, 255, .75); outline-offset: 2px; }
.volume-trigger:disabled { cursor: wait; opacity: .45; }
.speaker-icon {
  display: block;
  width: 24px;
  height: 24px;
  background: currentColor;
  -webkit-mask: url("../assets/icons/volume-2.svg") center / contain no-repeat;
  mask: url("../assets/icons/volume-2.svg") center / contain no-repeat;
}
.audio-control.is-muted .speaker-icon {
  -webkit-mask-image: url("../assets/icons/volume-x.svg");
  mask-image: url("../assets/icons/volume-x.svg");
}
.volume-popover {
  position: absolute;
  z-index: 20;
  top: 50%;
  right: calc(100% - 2px);
  width: 132px;
  padding: 12px 8px;
  border: 0;
  background: transparent;
  opacity: 0;
  visibility: hidden;
  transform: translate(8px, -50%);
  transition: opacity .16s ease, transform .16s ease, visibility .16s;
}
.audio-control:hover .volume-popover,
.audio-control:has(.volume-slider:focus-visible) .volume-popover {
  opacity: 1;
  visibility: visible;
  transform: translate(0, -50%);
}
.volume-slider {
  width: 108px;
  height: 14px;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
}
.volume-slider::-webkit-slider-runnable-track { height: 2px; border-radius: 0; background: #fff; }
.volume-slider::-webkit-slider-thumb {
  width: 10px;
  height: 10px;
  margin-top: -4px;
  border: 0;
  border-radius: 50%;
  background: #fff;
  -webkit-appearance: none;
}
.volume-slider::-moz-range-track { height: 2px; border: 0; border-radius: 0; background: #fff; }
.volume-slider::-moz-range-progress { height: 2px; background: #fff; }
.volume-slider::-moz-range-thumb { width: 10px; height: 10px; border: 0; border-radius: 50%; background: #fff; }

.wrap { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }

.hero {
  position: relative;
  height: calc(100dvh - var(--header-height));
  min-height: 0;
  overflow: hidden;
  display: grid;
  place-items: center;
  isolation: isolate;
  --hero-visibility: 1;
}
.home-page .hero { height: 100dvh; }
.hero-background {
  position: absolute;
  z-index: -2;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: blur(8px);
  transform: scale(1.035);
  opacity: var(--hero-visibility);
  visibility: visible;
  transition: opacity .22s linear, visibility .22s linear;
  will-change: opacity;
  pointer-events: none;
  user-select: none;
}
.hero-content {
  padding: clamp(36px, 8dvh, 90px) 0 clamp(100px, 18dvh, 170px);
  text-align: center;
  transform: translateY(clamp(24px, 5dvh, 52px));
  opacity: var(--hero-visibility);
  visibility: visible;
  transition: opacity .22s linear, visibility .22s linear;
  will-change: opacity;
}
.hero.is-faded .hero-background,
.hero.is-faded .hero-content,
.hero.is-faded .visualizer { visibility: hidden; }
.eyebrow {
  margin: 0 0 20px;
  color: var(--muted);
  font-family: var(--font-title);
  font-size: 12px;
  letter-spacing: .3em;
  text-transform: uppercase;
}
.hero h1 {
  margin: 0;
  font-family: var(--font-title);
  font-size: clamp(62px, 15vw, 168px);
  line-height: .9;
  letter-spacing: .06em;
  text-transform: lowercase;
  text-shadow: 0 0 50px rgba(152, 108, 233, .24);
}
.hero .hero-logo-heading {
  width: 100%;
  margin: 0;
  line-height: 1;
}
.hero-title-logo {
  display: block;
  width: min(50vw, 440px);
  height: auto;
  margin-inline: auto;
}
.hero-subtitle-logo {
  display: block;
  width: min(76vw, 651px);
  height: auto;
  margin: 30px auto 44px;
  opacity: .72;
}
.hero-copy {
  max-width: 720px;
  margin: 28px auto 42px;
  color: var(--muted);
  font-size: clamp(15px, 2vw, 20px);
  letter-spacing: .08em;
}
.hero-actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; }

.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 26px;
  border: 1px solid var(--purple);
  border-radius: 3px;
  background: var(--purple);
  color: white;
  text-align: center;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: .06em;
  box-shadow: 0 0 26px rgba(152, 108, 233, .2);
  transition: transform .2s, box-shadow .2s, background .2s;
}
.button:hover { transform: translateY(-2px); box-shadow: 0 0 32px rgba(152, 108, 233, .42); }
.button.secondary { background: transparent; border-color: rgba(255,255,255,.35); box-shadow: none; }
.button.secondary:hover { border-color: #c9b8ee; color: #c9b8ee; }

.visualizer {
  position: absolute;
  inset: auto 0 max(2px, env(safe-area-inset-bottom));
  z-index: -1;
  width: 100%;
  height: clamp(340px, 52dvh, 560px);
  display: block;
  opacity: calc(var(--hero-visibility) * .9);
  visibility: visible;
  transition: opacity .22s linear, visibility .22s linear;
  will-change: opacity;
  pointer-events: none;
}

.section { padding: 100px 0; }
.section.compact { padding: 70px 0; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 38px; }
.kicker { margin: 0 0 8px; color: var(--muted); font-size: 12px; font-weight: 700; letter-spacing: .2em; }
h1, h2, h3, h4 { font-family: var(--font-title); line-height: 1.35; }
.section h2, .page-hero h1 { margin: 0; font-size: clamp(32px, 5vw, 58px); letter-spacing: .04em; }
.section-lead { max-width: 620px; margin: 12px 0 0; color: var(--muted); }
.text-link { color: #c9b8ee; font-size: 14px; font-weight: 700; text-decoration: none; white-space: nowrap; }
.text-link:hover { text-decoration: underline; }

.grid { display: grid; gap: 18px; }
.grid.three { grid-template-columns: repeat(3, 1fr); }
.grid.two { grid-template-columns: repeat(2, 1fr); }
.card {
  position: relative;
  overflow: hidden;
  min-height: 220px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: linear-gradient(145deg, rgba(255,255,255,.035), transparent), var(--surface);
}
.card::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 3px; background: var(--accent, var(--purple)); }
.card-number { color: var(--accent, var(--purple)); font-family: var(--font-title); font-size: 13px; letter-spacing: .12em; }
.card h3 { margin: 18px 0 10px; font-size: 21px; }
.card p { margin: 0; color: var(--muted); font-size: 14px; }
.card .text-link { display: inline-block; margin-top: 22px; }

.news-list { border-top: 1px solid var(--line); }
.news-item { display: grid; grid-template-columns: 120px 130px 1fr; gap: 20px; padding: 22px 0; border-bottom: 1px solid var(--line); align-items: center; }
.news-item time { color: var(--muted); font-family: var(--font-title); font-size: 13px; }
.tag { display: inline-flex; width: fit-content; padding: 3px 10px; border: 1px solid rgba(152,108,233,.5); border-radius: 99px; color: #c9b8ee; font-size: 11px; }
.news-page .tag { background: rgba(152, 108, 233, .1); }
.news-page .page-hero h1 { border-left-color: #986ce9; }
.news-item p { margin: 0; }
.news-more-link { width: fit-content; margin: 28px 0 0 auto; display: flex; align-items: center; gap: 12px; color: #fff; font-size: 13px; text-decoration: none; }
.news-more-link span { transition: transform .2s ease; }
.news-more-link:hover span { transform: translateX(4px); }
.news-archive { width: min(calc(100% - 40px), 700px); margin-inline: auto; }
.news-archive-list { border-top: 1px solid var(--line); }
.news-archive-list .news-item[hidden] { display: none; }
.news-empty { margin: 0; padding: 48px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); color: var(--muted); text-align: center; }
.news-pagination { margin-top: 38px; display: grid; grid-template-columns: 120px 1fr 120px; align-items: center; gap: 20px; }
.news-pagination a, .news-pagination span[aria-disabled="true"] { padding: 10px 0; color: #fff; font-size: 13px; text-decoration: none; }
.news-pagination .news-next { text-align: right; }
.news-pagination span[aria-disabled="true"] { color: #57525e; }
.news-page-status { color: var(--muted); font-family: var(--font-title); font-size: 12px; letter-spacing: .1em; text-align: center; }

.page-preparing main > :not(.preparing-state) { display: none; }
.page-preparing .submission-main { padding: 0; }
.preparing-state {
  padding-top: 100px;
  padding-bottom: 65px;
}
.preparing-state .wrap > p:last-child {
  margin-top: 30px;
  color: var(--muted);
  font-size: 14px;
}
.cta-band { margin: 40px auto 100px; padding: 55px; border: 1px solid rgba(152,108,233,.48); background: linear-gradient(120deg, rgba(152,108,233,.2), rgba(255,255,255,.025)); text-align: center; }
.cta-band h2 { margin: 0 0 10px; font-size: clamp(28px, 4vw, 48px); }
.cta-band p { margin: 0 0 28px; color: var(--muted); }

.page-hero { padding: 100px 0 65px; border-bottom: 1px solid var(--line); }
.page-hero .wrap { width: min(calc(100% - 40px), 700px); }
.page-hero h1 {
  max-width: none;
  padding-left: 16px;
  border-left: 6px solid var(--purple);
  font-size: clamp(29px, 5vw, 42px);
  letter-spacing: .03em;
}
.page-hero p:last-child { max-width: 660px; margin: 18px 0 0; color: var(--muted); }
.page-hero .title-en {
  width: fit-content;
  margin: 0 0 20px;
  display: flex;
  align-items: center;
  gap: 13px;
  color: rgba(255, 255, 255, .68);
  font-family: var(--font-title);
  font-size: clamp(14px, 1.5vw, 18px);
  font-weight: 400;
  line-height: 1;
  letter-spacing: .24em;
  text-transform: uppercase;
}
.page-hero .title-en::before {
  content: "";
  width: 34px;
  height: 2px;
  flex: 0 0 auto;
  background: linear-gradient(90deg, rgba(152, 108, 233, .55), rgba(255, 255, 255, .5));
  box-shadow: 8px 0 0 rgba(255, 255, 255, .1);
}
.page-hero .songs-intro { max-width: none; white-space: normal; }

.section.wrap { width: min(calc(100% - 40px), 700px); }
.song-search { width: min(100%, 700px); margin: 0 auto 34px; }
.song-search label { display: block; margin-bottom: 8px; color: var(--muted); font-size: 12px; letter-spacing: .08em; }
.song-search input { width: 100%; padding: 12px 0; border: 0; border-bottom: 1px solid var(--line); border-radius: 0; outline: none; background: transparent; color: #fff; font-family: var(--font-body); font-size: 16px; transition: border-color .2s ease; }
.song-search input::placeholder { color: #68636f; }
.song-search input:focus { border-bottom-color: rgba(255, 255, 255, .7); }
.song-search input::-webkit-search-cancel-button { filter: invert(1); opacity: .7; cursor: pointer; }
.song-search-empty { width: min(100%, 700px); margin: 30px auto 0; color: var(--muted); font-size: 14px; }
.song-grid { width: min(100%, 700px); margin-inline: auto; display: flex; flex-direction: column; border-top: 1px solid var(--line); }
.song-card { display: grid; grid-template-columns: 104px minmax(0, 1fr); align-items: center; gap: 26px; padding: 24px 0; border-bottom: 1px solid var(--line); background: transparent; }
.song-jacket { width: 104px; aspect-ratio: 1; display: grid; place-items: center; background: linear-gradient(135deg, var(--song-a), var(--song-b)); color: rgba(255,255,255,.85); font-family: var(--font-title); font-size: 21px; }
.song-card h2 { margin: 0; font-size: clamp(17px, 2.2vw, 22px); font-weight: 500; }
.song-separator { margin-inline: .35em; color: rgba(255, 255, 255, .32); font-weight: 400; }
.song-artist { color: var(--muted); font-size: .78em; font-weight: 400; }

.steps { counter-reset: step; display: grid; gap: 20px; }
.step { counter-increment: step; display: grid; grid-template-columns: 110px 1fr; gap: 30px; padding: 30px; border: 1px solid var(--line); background: var(--surface); }
.step::before { content: "0" counter(step); color: var(--purple); font-family: var(--font-title); font-size: 42px; line-height: 1; }
.step h2, .step h3 { margin: 0 0 10px; font-size: 22px; }
.step p { margin: 0; color: var(--muted); }

.notice { padding: 20px 24px; border-left: 3px solid var(--purple); background: rgba(152,108,233,.09); color: #d9cdee; }
.event-card { display: grid; grid-template-columns: 130px 1fr auto; gap: 25px; align-items: center; padding: 25px; border: 1px solid var(--line); background: var(--surface); }
.event-date { text-align: center; border-right: 1px solid var(--line); font-family: var(--font-title); }
.event-date strong { display: block; color: #c9b8ee; font-size: 34px; }
.event-date span { color: var(--muted); font-size: 12px; }
.event-card h2 { margin: 0; font-size: 20px; }
.event-card p { margin: 8px 0 0; color: var(--muted); font-size: 13px; }
.event-status { padding: 5px 12px; border-radius: 99px; background: rgba(152,108,233,.12); color: #c9b8ee; font-size: 11px; white-space: nowrap; }

.form-demo { display: grid; gap: 18px; }
.field { display: grid; gap: 8px; }
.field label { font-size: 13px; font-weight: 700; }
.field input, .field select, .field textarea { width: 100%; padding: 13px 15px; border: 1px solid var(--line); border-radius: 3px; outline: none; background: #1d2024; color: white; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--purple); box-shadow: 0 0 0 3px rgba(152,108,233,.12); }
.field textarea { min-height: 130px; resize: vertical; }
.field input[type="file"] { padding: 0; border: 0; border-radius: 0; background: transparent; color: var(--muted); box-shadow: none; }
.field input[type="file"]::file-selector-button { margin-right: 14px; padding: 11px 20px; border: 1px solid rgba(152, 108, 233, .5); border-radius: 3px; background: rgba(152, 108, 233, .12); color: var(--text); cursor: pointer; font-weight: 700; transition: border-color .2s ease, background .2s ease, color .2s ease, transform .2s ease; }
.field input[type="file"]::file-selector-button:hover { border-color: var(--purple); background: rgba(152, 108, 233, .24); color: #fff; }
.field input[type="file"]:focus-visible::file-selector-button { outline: 2px solid var(--purple); outline-offset: 3px; }

.site-footer { min-height: 120px; padding: 0; border-top: 1px solid var(--line); }
.footer-inner {
  min-height: 119px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}
.site-footer .footer-inner {
  width: calc(100% - 80px);
  max-width: none;
  margin-inline: auto;
  padding-right: 72px;
}
.footer-contact {
  display: flex;
  align-items: baseline;
  gap: 14px;
  color: var(--muted);
  font-size: 12px;
}
.footer-contact span { font-size: 11px; letter-spacing: .12em; }
.footer-contact a {
  color: var(--text);
  font-weight: 400;
  text-decoration: none;
  transition: color .2s ease;
}
.footer-contact a:hover { color: #c9b8ee; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }
.demo-note { margin-top: 30px; color: #726d7b; font-size: 11px; text-align: center; }

/* Reference HTML inspired home sections */
.reference-section {
  width: min(calc(100% - 40px), 700px);
  margin-inline: auto;
  padding: 90px 0;
}

.reference-title {
  margin: 0;
  padding-left: 16px;
  border-left: 6px solid var(--purple);
  font-size: clamp(29px, 5vw, 42px);
  letter-spacing: .03em;
}
.reference-title + .news-list,
.reference-title + .terms-box { margin-top: 42px; }

.reference-subtitle {
  margin: 8px 0 52px;
  padding-left: 22px;
  color: var(--muted);
  font-size: 14px;
}

.play-guide-section {
  width: min(calc(100% - 40px), 700px);
}
.play-flow { display: grid; gap: 72px; }
.play-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: center;
  gap: 28px;
}
.play-copy { max-width: 336px; }
.play-row.reverse {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.play-row.reverse .play-media { order: -1; }
.play-row.reverse .play-copy { margin-left: auto; text-align: right; }
.play-heading { display: flex; align-items: flex-start; gap: 18px; margin: 0; }
.play-row.reverse .play-heading { justify-content: flex-end; }
.play-number { color: var(--purple); font-size: clamp(54px, 8vw, 84px); font-weight: 800; line-height: .85; }
.play-heading > span:not(.play-number) { padding-top: 5px; font-size: clamp(18px, 2.6vw, 25px); line-height: 1.65; }
.play-guide-section .play-heading { gap: 12px; }
.play-guide-section .play-number { font-size: clamp(48px, 6vw, 70px); }
.play-guide-section .play-heading > span:not(.play-number) {
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.55;
}
.play-guide-section .customize-row .play-heading > span:not(.play-number) {
  font-size: clamp(17px, 2vw, 19px);
}
.play-copy p { margin: 15px 0 0; color: var(--muted); font-size: 14px; }
.play-media {
  width: 100%;
  aspect-ratio: 1920 / 990;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--bg);
}
.play-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.media-placeholder {
  aspect-ratio: 16 / 9;
  display: grid;
  place-items: center;
  border: 1px dashed rgba(152, 108, 233, .85);
  background:
    linear-gradient(135deg, rgba(152,108,233,.06), transparent 55%),
    var(--surface);
  color: #77717f;
  font-size: 12px;
}
.customize-row { margin-top: 76px; }
.customize-row .play-number { color: #c9b8ee; }

.mode-list { display: grid; gap: 28px; }
.mode-row {
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: 38px;
}
.mode-row h3 { margin: 0 0 12px; font-size: 25px; }
.mode-row p { margin: 0; color: var(--muted); font-size: 14px; }

.terms-box { color: #fff; font-size: 16px; line-height: 1.85; }
.terms-box ol { margin: 0; padding-left: 1.7em; }
.terms-box li + li { margin-top: 10px; }

.top-button {
  position: fixed;
  right: 25px;
  bottom: 25px;
  z-index: 30;
  width: 55px;
  height: 55px;
  display: grid;
  place-items: center;
  border: 1px solid var(--purple);
  border-radius: 50%;
  background: var(--purple);
  color: #fff;
  text-decoration: none;
  font-size: 11px;
  font-weight: 700;
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px);
  pointer-events: none;
  transition: opacity .24s ease, transform .24s ease, visibility .24s ease;
}
.top-button.visible { opacity: 1; visibility: visible; transform: translateY(0); pointer-events: auto; }
.top-button:hover { background: var(--purple-dark); }

@media (max-width: 920px) {
  .header-inner { gap: 6px; }
  .grid.three { grid-template-columns: 1fr; }
  .grid.two, .song-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .wrap { width: min(calc(100% - 28px), var(--max)); }
  .site-footer { padding: 28px 0; }
  .site-footer .footer-inner {
    width: calc(100% - 28px);
    min-height: 0;
    padding-right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 22px;
  }
  .footer-contact { flex-wrap: wrap; gap: 7px 12px; }
  .footer-contact span { width: 100%; }
  .header-inner { width: calc(100% - 20px); }
  .header-steam { padding-inline: 3px; }
  .header-steam img { width: 70px; height: auto; }
  .header-x { width: 32px; }
  .header-x span { width: 18px; height: 18px; }
  .hero-content { padding-top: 70px; }
  .hero h1 { letter-spacing: .02em; }
  .section { padding: 72px 0; }
  .section-head { display: block; }
  .section-head .text-link { display: inline-block; margin-top: 16px; }
  .news-item { grid-template-columns: 100px 1fr; gap: 9px 14px; }
  .news-item p { grid-column: 1 / -1; }
  .news-pagination { grid-template-columns: 90px 1fr 90px; gap: 8px; }
  .cta-band { padding: 40px 22px; }
  .step { grid-template-columns: 1fr; gap: 12px; }
  .event-card { grid-template-columns: 80px 1fr; }
  .event-date { border-right: 1px solid var(--line); }
  .event-status { grid-column: 2; width: fit-content; }
  .song-card { grid-template-columns: 72px minmax(0, 1fr); gap: 16px; padding: 18px 0; }
  .song-jacket { width: 72px; }
  .reference-section { width: min(calc(100% - 28px), 700px); padding: 72px 0; }
  .play-flow { gap: 54px; }
  .play-row, .play-row.reverse, .mode-row { grid-template-columns: 1fr; gap: 22px; }
  .play-row.reverse .play-copy, .play-row.reverse .play-media, .play-row.reverse .media-placeholder { order: initial; }
  .play-row.reverse .play-copy { text-align: left; }
  .play-row.reverse .play-heading { justify-content: flex-start; }
  .play-copy { max-width: 700px; }
  .play-media { margin-top: 6px; }
  .customize-row { margin-top: 58px; }
  .top-button { right: 14px; bottom: 14px; }
  .volume-popover { width: 118px; }
  .volume-slider { width: 94px; }
  .brand-icon { width: 27px; height: 27px; }
  .brand-logo { width: 72px; }
}

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

.nav-section { display: grid; }
.nav-section-toggle {
  width: 100%;
  min-height: 59px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 17px 14px;
  border: 0;
  border-bottom: 1px solid rgba(255, 255, 255, .055);
  border-radius: 0;
  background: transparent;
  color: rgba(255, 255, 255, .62);
  cursor: pointer;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: .045em;
  text-align: left;
  transition: color .18s ease, background .18s ease, padding .18s ease;
}
.nav-section-toggle:hover, .nav-section-toggle[aria-expanded="true"], .nav-section:has(.nav-submenu a[aria-current="page"]) > .nav-section-toggle { padding-left: 18px; color: #fff; background: rgba(255, 255, 255, .035); }
.nav-section-icon { width: 0; height: 0; flex: 0 0 auto; border-top: 5px solid transparent; border-bottom: 5px solid transparent; border-left: 7px solid currentColor; transform-origin: 42% 50%; transition: transform .28s ease, color .18s ease; }
.nav-section-toggle[aria-expanded="true"] .nav-section-icon { transform: rotate(90deg); }
.nav-submenu { display: grid; max-height: 0; overflow: hidden; opacity: 0; visibility: hidden; transform: translateY(-8px); pointer-events: none; transition: max-height .38s ease, opacity .28s ease, transform .28s ease, visibility 0s linear .38s; }
.nav-submenu.is-open { max-height: 220px; opacity: 1; visibility: visible; transform: none; pointer-events: auto; transition-delay: 0s; }
.site-nav .nav-submenu a { min-height: 45px; padding: 11px 14px 11px 28px; border-bottom: 1px solid rgba(255, 255, 255, .04); background: transparent; color: rgba(255, 255, 255, .48); font-size: 13px; }
.site-nav .nav-submenu a::before, .site-nav .nav-submenu a::after { content: none; }
.site-nav .nav-submenu a:hover, .site-nav .nav-submenu a[aria-current="page"] { padding-left: 32px; color: #fff; background: transparent; }

/* Submission page */
.submission-main {
  position: relative;
  overflow: clip;
  padding: 84px 0 120px;
}
.submission-layout {
  position: relative;
  width: min(calc(100% - 40px), 900px);
}
.call-panel[hidden] { display: none; }
.call-panel.is-active { animation: call-panel-in .34s ease both; }
.call-header { width: min(100%, 700px); margin-inline: auto; padding-bottom: 44px; border-bottom: 1px solid var(--line); }
.call-eyebrow { display: flex; align-items: center; gap: 14px; margin-bottom: 23px; color: var(--purple); font-family: var(--font-title); font-size: 12px; font-weight: 700; letter-spacing: .18em; }
.call-status { display: inline-flex; align-items: center; gap: 7px; padding: 3px 10px; border: 1px solid currentColor; border-radius: 99px; font-family: var(--font-body); font-size: 10px; letter-spacing: .08em; }
.call-status::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: currentColor; box-shadow: 0 0 9px currentColor; }
.call-status.is-open { color: var(--lime); }
.call-status.is-soon { color: var(--cyan); }
.submission-page .call-status { border-color: rgba(152, 108, 233, .7); background: rgba(152, 108, 233, .1); color: #c9b8ee; }
.submission-page .call-eyebrow { color: #bda6eb; }
.call-header h1 { max-width: 780px; margin: 0; font-size: clamp(37px, 5vw, 56px); line-height: 1.28; letter-spacing: .015em; }
.call-lead { max-width: 700px; margin: 24px 0 0; color: #c5c0cc; font-size: clamp(16px, 1.7vw, 19px); line-height: 2; }
.call-meta { width: min(100%, 700px); margin: 0 auto; display: grid; grid-template-columns: 1fr; border-bottom: 1px solid var(--line); }
.call-meta > div { display: grid; grid-template-columns: 130px minmax(0, 1fr); gap: 24px; padding: 19px 0; border-top: 1px solid var(--line); }
.call-meta dt { margin: 0; color: var(--muted); font-size: 13px; letter-spacing: .1em; }
.call-meta dd { margin: 0; font-size: 15px; font-weight: 400; line-height: 1.55; }
.call-section { width: min(100%, 700px); margin-inline: auto; padding: 72px 0 0; }
.call-section h2 { margin: 0 0 24px; font-size: clamp(28px, 4vw, 39px); }
.call-section > p:not(.kicker):not(.form-intro) { max-width: 730px; margin: 0; color: #bbb6c3; }
.call-points { width: 100%; margin: 36px 0 0; padding: 0; border-bottom: 1px solid var(--line); list-style: none; }
.call-points li { display: grid; grid-template-columns: 130px minmax(0, 1fr); gap: 24px; padding: 19px 0; border-top: 1px solid var(--line); }
.call-points strong { color: var(--muted); font-size: 13px; font-weight: 400; letter-spacing: .1em; }
.call-points span { color: var(--text); font-size: 15px; font-weight: 400; line-height: 1.55; }
.call-point-note { display: block; margin-top: 7px; color: var(--muted); font-size: 11px; line-height: 1.75; }
.official-song-note { margin: 18px 0 0; color: var(--muted); font-size: 12px; line-height: 1.8; }
.call-form-section { margin-top: 80px; padding: 0; border: 0; background: transparent; }
.form-intro { margin: -12px 0 32px; color: var(--muted); font-size: 14px; }
.call-form { width: 100%; margin-inline: 0; gap: 22px; }
.form-row { display: contents; }
.call-form .field label { color: #dcd8e2; }
.optional-label { margin-left: 8px; color: var(--muted); font-size: 11px; font-weight: 400; }
.field-note { margin: -2px 0 0; color: var(--muted); font-size: 11px; line-height: 1.7; }
.account-list { display: grid; gap: 10px; }
.account-row { display: grid; grid-template-columns: minmax(0, 1fr) 46px; gap: 10px; }
.account-add, .account-remove { min-height: 46px; border: 1px solid var(--line); border-radius: 3px; background: transparent; color: var(--text); cursor: pointer; font-size: 20px; transition: border-color .2s ease, background .2s ease, opacity .2s ease; }
.account-add:hover, .account-remove:hover { border-color: rgba(255, 255, 255, .38); background: rgba(255, 255, 255, .05); }
.account-add:disabled { opacity: .25; cursor: default; }
.account-add:focus-visible, .account-remove:focus-visible { outline: 2px solid var(--purple); outline-offset: 3px; }
.account-remove { font-size: 17px; }
.entry-steps { counter-reset: none; }
.entry-terms-link { padding: 0; border: 0; background: transparent; color: #fff; font: inherit; cursor: pointer; text-decoration: underline; text-decoration-color: rgba(255, 255, 255, .5); text-underline-offset: 3px; }
.entry-terms-link:hover { text-decoration-color: #fff; }
.entry-terms-dialog { width: min(calc(100% - 32px), 760px); max-height: min(86vh, 840px); padding: 0; border: 1px solid rgba(255, 255, 255, .18); border-radius: 6px; background: var(--surface); color: var(--text); box-shadow: 0 30px 90px rgba(0, 0, 0, .68); }
.entry-terms-dialog-inner { display: grid; grid-template-rows: auto minmax(0, 1fr) auto; max-height: min(86vh, 840px); padding: 34px 38px 30px; }
.entry-terms-dialog-header { display: flex; align-items: start; justify-content: space-between; gap: 24px; padding-bottom: 24px; border-bottom: 1px solid var(--line); }
.entry-terms-dialog-header h2 { margin: 0; font-size: clamp(26px, 4vw, 36px); }
.entry-terms-dialog-header .kicker { margin-bottom: 10px; }
.entry-terms-close-icon { width: 38px; height: 38px; flex: 0 0 auto; border: 0; background: transparent; color: var(--muted); cursor: pointer; font-size: 24px; }
.entry-terms-close-icon:hover { color: #fff; }
.entry-terms-scroll { overflow-y: auto; padding: 28px 10px 0 0; scrollbar-width: thin; scrollbar-color: rgba(255, 255, 255, .28) transparent; }
.entry-terms-intro { margin: 0 0 38px; color: var(--muted); font-size: 14px; line-height: 1.9; }
.entry-terms-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); counter-reset: entry-term; }
.entry-terms-list > li { counter-increment: entry-term; padding: 28px 0; border-bottom: 1px solid var(--line); }
.entry-terms-list h2 { margin: 0 0 14px; font-size: clamp(19px, 2.5vw, 24px); font-weight: 500; }
.entry-terms-list h2::before { content: counter(entry-term, decimal-leading-zero) "  "; margin-right: 10px; color: var(--muted); font-family: var(--font-title); font-size: 13px; letter-spacing: .08em; }
.entry-terms-list p { margin: 0; color: #c5c0cc; font-size: 14px; line-height: 1.95; }
.entry-terms-close { width: min(100%, 180px); min-height: 44px; margin: 26px auto 0; border: 1px solid var(--line); border-radius: 3px; background: transparent; color: #fff; cursor: pointer; font-size: 13px; }
.entry-terms-close:hover { border-color: rgba(255, 255, 255, .38); background: rgba(255, 255, 255, .04); }
.authorship-check { width: fit-content; display: flex; align-items: center; gap: 11px; margin-top: 10px; color: #dcd8e2; cursor: pointer; font-size: 13px; font-weight: 700; }
.authorship-check input { width: 18px; height: 18px; margin: 0; flex: 0 0 auto; accent-color: var(--purple); cursor: pointer; }
.authorship-check input:focus-visible { outline: 2px solid var(--purple); outline-offset: 3px; }
.submission-mode-note { max-width: 580px; margin: -12px 0 0 29px; color: var(--muted); font-size: 11px; line-height: 1.7; }
.call-submit { width: min(100%, 300px); justify-self: start; margin-top: 18px; display: flex; justify-content: center; align-items: center; border-radius: 3px; }
.call-form .demo-note { margin: -8px 0 0; color: var(--muted); font-size: 11px; text-align: center; }
.entry-confirm-dialog { width: min(calc(100% - 32px), 520px); padding: 0; border: 1px solid rgba(152, 108, 233, .45); border-radius: 6px; background: var(--surface); color: var(--text); box-shadow: 0 30px 90px rgba(0, 0, 0, .6); }
html.dialog-open, body.dialog-open { overflow: hidden; overscroll-behavior: none; }
body.dialog-open { position: fixed; right: 0; left: 0; width: 100%; }
.entry-confirm-dialog::backdrop, .entry-terms-dialog::backdrop { background: rgba(10, 11, 14, .78); backdrop-filter: blur(5px); }
.entry-confirm-inner { padding: 38px; }
.entry-confirm-inner h2 { margin: 0; font-size: clamp(24px, 4vw, 32px); }
.entry-confirm-inner > p:not(.kicker) { margin: 16px 0 0; color: var(--muted); font-size: 14px; }
.entry-summary { margin: 28px 0 0; border-bottom: 1px solid var(--line); }
.entry-summary > div { display: grid; grid-template-columns: 145px minmax(0, 1fr); gap: 18px; padding: 14px 0; border-top: 1px solid var(--line); }
.entry-summary dt { color: var(--muted); font-size: 11px; letter-spacing: .08em; }
.entry-summary dd { min-width: 0; margin: 0; overflow-wrap: anywhere; color: var(--text); font-size: 13px; font-weight: 700; }
.entry-confirm-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 190px)); justify-content: space-between; gap: 12px; margin-top: 30px; }
.entry-confirm-back, .entry-confirm-submit { width: 100%; min-height: 42px; padding: 8px 14px; border-radius: 3px; font-size: 12px; text-align: center; cursor: pointer; }
.entry-confirm-back { border: 1px solid var(--line); background: transparent; color: var(--text); }
.entry-confirm-back:hover { border-color: rgba(255, 255, 255, .28); background: rgba(255, 255, 255, .04); }
.entry-confirm-submit { position: relative; display: flex; align-items: center; justify-content: center; }
.entry-confirm-submit span { position: absolute; right: 12px; }
.entry-success-view { padding-block: 54px; text-align: center; }
.entry-success-view[hidden] { display: none; }
.entry-success-icon { width: 54px; height: 54px; margin: 0 auto 24px; display: grid; place-items: center; border: 1px solid rgba(152, 108, 233, .65); border-radius: 50%; background: rgba(152, 108, 233, .12); color: #c9b8ee; font-size: 25px; }
.entry-success-close { width: min(100%, 190px); min-height: 46px; margin: 30px auto 0; padding-inline: 20px; }

@keyframes call-panel-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

@media (max-width: 960px) {
  .submission-main { padding-top: 54px; }
  .submission-layout { width: min(calc(100% - 40px), 900px); }
}

@media (max-width: 640px) {
  .submission-main { padding: 38px 0 78px; }
  .call-header { padding-bottom: 34px; }
  .call-header h1 { font-size: clamp(34px, 11vw, 48px); }
  .call-lead { margin-top: 18px; font-size: 15px; }
  .call-meta > div { display: grid; grid-template-columns: 92px 1fr; gap: 14px; padding: 16px 0; }
  .call-meta dt { margin: 0; }
  .call-section { padding-top: 56px; }
  .call-points li { grid-template-columns: 92px 1fr; gap: 14px; padding: 16px 0; }
  .call-form-section { margin-top: 64px; }
  .entry-confirm-inner { padding: 30px 22px; }
  .entry-confirm-actions { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .entry-summary > div { grid-template-columns: 1fr; gap: 4px; }
  .entry-terms-dialog-inner { padding: 26px 20px 22px; }
  .entry-terms-scroll { padding-top: 22px; }
}

/* Notes guide */
.notes-guide {
  width: min(calc(100% - 40px), 940px);
  margin: 0 auto;
  padding: 72px 0 132px;
}
.notes-guide-list { border-bottom: 0; }
.note-guide-item {
  display: grid;
  grid-template-columns: minmax(300px, 360px) minmax(0, 1fr);
  align-items: center;
  gap: clamp(48px, 8vw, 92px);
  min-height: 440px;
  padding: 50px 0;
  border-top: 1px solid var(--line);
}
.note-guide-item:first-child { border-top: 0; }
.note-visual-column { min-width: 0; }
.note-variant-switch {
  width: fit-content;
  display: grid;
  grid-template-columns: repeat(2, 86px);
  margin: 0 auto 15px;
  border: 1px solid rgba(255, 255, 255, .18);
}
.note-variant-button {
  min-height: 34px;
  padding: 6px 12px;
  border: 0;
  background: transparent;
  color: rgba(255, 255, 255, .45);
  cursor: pointer;
  font-family: var(--font-title);
  font-size: 11px;
  letter-spacing: .1em;
  transition: color .2s ease, background .2s ease;
}
.note-variant-button + .note-variant-button { border-left: 1px solid rgba(255, 255, 255, .18); }
.note-variant-button:hover { color: #fff; }
.note-variant-button.is-active {
  background: rgba(255, 255, 255, .1);
  color: #fff;
}
.note-variant-button[data-note-variant="ray"].is-active {
  background: rgba(152, 108, 233, .22);
}
.note-variant-button:focus-visible { position: relative; z-index: 2; outline: 2px solid #fff; outline-offset: -3px; }
.note-lane-stage {
  --note-travel: -190px;
  --note-opacity: 0;
  position: relative;
  width: min(100%, 360px);
  height: 330px;
  margin-inline: auto;
  overflow: hidden;
}
.note-lane-stage::before,
.note-lane-stage::after {
  content: "";
  position: absolute;
  z-index: 2;
  right: 0;
  left: 0;
  height: 66px;
  pointer-events: none;
}
.note-lane-stage::before { top: 0; background: linear-gradient(var(--bg), transparent); }
.note-lane-stage::after { bottom: 0; background: linear-gradient(transparent, var(--bg)); }
.note-lanes {
  position: absolute;
  inset: 0 26px;
  display: flex;
  justify-content: space-between;
}
.note-lanes i {
  width: 1px;
  height: 100%;
  display: block;
  background: linear-gradient(transparent, rgba(255, 255, 255, .32) 15%, rgba(255, 255, 255, .32) 85%, transparent);
  box-shadow: 0 0 7px rgba(255, 255, 255, .08);
}
.note-sprite {
  position: absolute;
  z-index: 1;
  top: 46%;
  left: calc(50% + (100% - 52px) / 8);
  width: min(70px, calc((100% - 52px) / 4 - 4px));
  height: 112px;
  object-fit: contain;
  object-position: center;
  opacity: var(--note-opacity);
  filter: drop-shadow(0 6px 12px rgba(0, 0, 0, .38));
  transform: translate(-50%, calc(-50% + var(--note-travel)));
  transition: opacity .12s linear, filter .25s ease;
  will-change: transform, opacity;
}
.note-sprite-wide { left: 50%; width: min(148px, calc((100% - 52px) / 2 - 4px)); height: 92px; }
.note-sprite-long { height: 132px; }
.note-sprite-small { height: 88px; }
.note-sprite-release { height: 118px; }
.note-guide-item.is-ray .note-sprite { filter: drop-shadow(0 0 15px rgba(152, 108, 233, .28)) drop-shadow(0 6px 12px rgba(0, 0, 0, .38)); }
.note-guide-copy { max-width: 460px; }
.note-guide-number {
  margin: 0 0 12px;
  color: rgba(255, 255, 255, .38);
  font-family: var(--font-title);
  font-size: 12px;
  letter-spacing: .16em;
}
.note-guide-copy h3 {
  margin: 0;
  font-size: clamp(27px, 4vw, 38px);
  line-height: 1.35;
}
.note-guide-copy > p:last-child {
  margin: 22px 0 0;
  color: #c7c4cc;
  font-size: 15px;
  line-height: 2;
}

@media (max-width: 760px) {
  .notes-guide { width: min(calc(100% - 28px), 700px); padding: 72px 0 96px; }
  .note-guide-item { grid-template-columns: 1fr; gap: 28px; min-height: 0; padding: 52px 0 62px; }
  .note-lane-stage { height: 280px; }
  .note-guide-copy { max-width: 580px; }
  .note-guide-copy > p:last-child { margin-top: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  .note-lane-stage { --note-travel: 0px !important; --note-opacity: 1 !important; }
  .note-sprite { will-change: auto; }
}

/* Studio guide */
.studio-guide {
  width: min(calc(100% - 40px), 700px);
  margin: 0 auto;
  padding: 88px 0 132px;
}
.studio-screen {
  width: 100%;
  margin: 0;
}
.studio-screen-layout {
  display: grid;
  grid-template-columns: minmax(0, 420px) minmax(0, 1fr);
  align-items: start;
  gap: 28px;
}
.studio-screen-visual { min-width: 0; }
.studio-screen img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid rgba(255, 255, 255, .18);
}
.studio-screen-interactive { position: relative; }
.studio-hotspots { position: absolute; inset: 0; }
.studio-hotspot {
  position: absolute;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 0;
  background: transparent;
  cursor: help;
  touch-action: manipulation;
  transition: border-color .16s ease, background .16s ease, box-shadow .16s ease;
}
.studio-hotspot:hover,
.studio-hotspot:focus-visible,
.studio-hotspot.is-active {
  border-color: rgba(168, 116, 255, .92);
  background: rgba(152, 108, 233, .12);
  box-shadow: inset 3px 0 0 rgba(168, 116, 255, .9), 0 0 18px rgba(152, 108, 233, .14);
  outline: none;
}
.hotspot-new-song { top: 19.7%; left: 4.2%; width: 44.9%; height: 13.4%; }
.hotspot-edit-song { top: 19.7%; left: 50.9%; width: 44.8%; height: 13.4%; }
.hotspot-new-chart { top: 43.2%; left: 4.2%; width: 44.9%; height: 13.4%; }
.hotspot-edit-chart { top: 43.2%; left: 50.9%; width: 44.8%; height: 13.4%; }
.hotspot-import-chart { top: 58.8%; left: 4.2%; width: 44.9%; height: 13.4%; }
.hotspot-export-chart { top: 58.8%; left: 50.9%; width: 44.8%; height: 13.4%; }
.hotspot-submit-chart { top: 82.5%; left: 4.2%; width: 91.5%; height: 13.4%; }
.studio-screen-detail {
  min-height: 240px;
  padding: 24px 0 24px 24px;
  border-top: 0;
  border-left: 2px solid var(--purple);
  background: transparent;
}
.studio-detail-label {
  margin: 0 0 18px !important;
  color: rgba(255, 255, 255, .38) !important;
  font-family: var(--font-title);
  font-size: 10px !important;
  letter-spacing: .15em;
}
.studio-screen-detail h3 { margin: 0; font-size: clamp(22px, 3vw, 30px); font-weight: 500; }
.studio-screen-detail > p:not(.studio-detail-label) { margin: 17px 0 0; color: #c4c0c9; font-size: 14px; line-height: 1.9; }
.studio-screen-caption {
  margin-top: 12px;
  color: rgba(255, 255, 255, .42);
  font-size: 11px;
  letter-spacing: .08em;
  text-align: right;
}

@media (max-width: 820px) {
  .studio-guide { width: min(calc(100% - 28px), 700px); padding: 70px 0 96px; }
  .studio-screen-layout { grid-template-columns: 1fr; gap: 26px; }
  .studio-screen-detail { min-height: 0; padding: 24px 0 0; border-top: 1px solid var(--line); border-left: 0; }
}

/* Chart editor guide */
.editor-guide {
  width: min(calc(100% - 40px), 700px);
  margin: 0 auto;
  padding: 88px 0 132px;
}
.editor-screen-interactive {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .18);
  background: #090a0d;
}
.editor-screen-interactive img {
  display: block;
  width: 100%;
  height: auto;
}
.editor-hotspots {
  position: absolute;
  inset: 0;
}
.editor-hotspot {
  position: absolute;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 0;
  background: transparent;
  cursor: help;
  transition: border-color .16s ease, background .16s ease, box-shadow .16s ease;
}
.editor-hotspot:hover,
.editor-hotspot:focus-visible,
.editor-hotspot.is-active {
  border-color: rgba(168, 116, 255, .92);
  background: rgba(152, 108, 233, .1);
  box-shadow: inset 0 0 0 1px rgba(168, 116, 255, .4), 0 0 20px rgba(152, 108, 233, .16);
  outline: none;
}
.editor-hotspot-tools { top: 21.5%; left: 6%; width: 13.2%; height: 35.5%; }
.editor-hotspot-overview { top: 11.7%; left: 21.7%; width: 2.5%; height: 83.5%; }
.editor-hotspot-chart { top: 11%; left: 27.5%; width: 47.4%; height: 84%; }
.editor-hotspot-ray { top: 51.5%; left: 6.5%; width: 12.2%; height: 5.7%; }
.editor-hotspot-rewind { top: 2.6%; left: 46.4%; width: 2.2%; height: 4.6%; }
.editor-hotspot-playback { top: 2.6%; left: 49.1%; width: 2.2%; height: 4.6%; }
.editor-hotspot-test { top: 2.6%; left: 51.4%; width: 2.3%; height: 4.6%; }
.editor-hotspot-snap { top: 2.5%; left: 80.5%; width: 12.2%; height: 4.8%; }
.editor-hotspot-timing { top: 3%; left: 19.1%; width: 4.7%; height: 3.6%; }
.editor-hotspot-meta { top: 3%; left: 14.6%; width: 4.2%; height: 3.6%; }
.editor-hotspot-difficulty { top: 10.5%; left: 6%; width: 13.2%; height: 9.8%; }
.editor-hotspot-speed { top: 11.5%; left: 75.2%; width: 18.3%; height: 83%; }
.editor-hotspot-layer { top: 11.8%; left: 75.9%; width: 17%; height: 5.4%; }
.editor-screen-caption {
  margin-top: 12px;
  color: rgba(255, 255, 255, .42);
  font-size: 11px;
  letter-spacing: .06em;
  text-align: right;
}
.editor-feature-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: 30px;
  margin-top: 40px;
}
.editor-feature-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-auto-rows: 45px;
  align-content: start;
  gap: 8px;
}
.editor-feature-list button {
  height: 45px;
  padding: 10px 13px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .025);
  color: #c8c5cf;
  font: inherit;
  font-size: 12px;
  letter-spacing: .04em;
  text-align: left;
  cursor: pointer;
  transition: border-color .18s ease, background .18s ease, color .18s ease;
}
.editor-feature-list button::before {
  content: "";
  display: inline-block;
  width: 5px;
  height: 5px;
  margin-right: 9px;
  border: 1px solid rgba(168, 116, 255, .72);
  transform: rotate(45deg);
  transition: background .18s ease, box-shadow .18s ease;
}
.editor-feature-list button:hover,
.editor-feature-list button:focus-visible,
.editor-feature-list button.is-active {
  border-color: rgba(168, 116, 255, .72);
  background: rgba(152, 108, 233, .1);
  color: #fff;
  outline: none;
}
.editor-feature-list button.is-active::before {
  background: var(--purple);
  box-shadow: 0 0 10px rgba(168, 116, 255, .7);
}
.editor-feature-detail {
  height: 363px;
  min-height: 363px;
  padding: 24px 0 20px 24px;
  border-left: 2px solid var(--purple);
}
.editor-detail-label {
  margin: 0 0 17px;
  color: rgba(255, 255, 255, .38);
  font-family: var(--font-title);
  font-size: 10px;
  letter-spacing: .15em;
}
.editor-feature-detail h2 {
  margin: 0;
  font-size: clamp(22px, 3vw, 29px);
  font-weight: 500;
}
.editor-feature-detail > p:not(.editor-detail-label) {
  margin: 17px 0 0;
  color: #c4c0c9;
  font-size: 14px;
  line-height: 1.9;
}
.editor-shortcuts {
  margin-top: 90px;
  padding-top: 42px;
  border-top: 1px solid var(--line);
}
.editor-section-heading .title-en { margin-bottom: 8px; }
.editor-section-heading h2 {
  margin: 0;
  font-size: clamp(25px, 4vw, 34px);
  font-weight: 500;
}
.editor-shortcut-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 27px;
}
.editor-shortcut-grid > div {
  min-height: 100px;
  padding: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .025);
}
.editor-shortcut-grid kbd {
  display: inline-flex;
  min-width: 34px;
  min-height: 26px;
  align-items: center;
  justify-content: center;
  padding: 3px 9px;
  border: 1px solid rgba(255, 255, 255, .24);
  border-bottom-color: rgba(168, 116, 255, .75);
  background: #15161b;
  color: #eeeaf4;
  font: 11px/1 var(--font-title);
  letter-spacing: .06em;
}
.editor-shortcut-grid span {
  margin: 0 7px;
  color: rgba(255, 255, 255, .4);
}
.editor-shortcut-grid p {
  margin: 14px 0 0;
  color: #aaa6b0;
  font-size: 12px;
  line-height: 1.65;
}

@media (max-width: 680px) {
  .editor-guide { width: min(calc(100% - 28px), 700px); padding: 70px 0 96px; }
  .editor-screen-interactive { overflow-x: auto; }
  .editor-screen-interactive img,
  .editor-hotspots { min-width: 620px; }
  .editor-feature-layout { grid-template-columns: 1fr; gap: 28px; margin-top: 34px; }
  .editor-feature-detail { height: 220px; min-height: 220px; padding: 23px 0 0; border-top: 1px solid var(--line); border-left: 0; }
  .editor-shortcuts { margin-top: 72px; }
}

@media (max-width: 480px) {
  .editor-feature-list,
  .editor-shortcut-grid { grid-template-columns: 1fr; }
}