/* ==========================================================================
   SAITAMA DANCE BASE — Official LP v1
   Design tokens shared with SDB_IG_6月_投稿モック.html / IG posts
   ========================================================================== */

/* ----- Tokens ----- */
:root {
  --noir: #0A0A0A;
  --crimson: #B73023; /* ロゴ抽出色 */
  --ivory: #ECE5D6;
  --paper: #141311;   /* 旧ベージュ面 → 黒基調（noirよりわずかに明るい面） */
  --grey-1: #CFC7B9;
  --grey-2: #A9A195;  /* ダーク背景上のミュートテキスト */
  --grey-3: #B4ADA2;
  --line: #4E4842;    /* ダーク背景上の罫線 */

  --didone: 'Libre Bodoni', serif;
  --mincho: 'Shippori Mincho B1', serif;
  --sans: 'Jost', sans-serif;

  --track-wide: .28em;
  --track-mid: .18em;

  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 40px;
  --space-5: 64px;
  --space-6: 96px;

  --header-h: 64px;
  --content-w: 1080px;
}

/* ----- Reset (minimal) ----- */
*, *::before, *::after { box-sizing: border-box; }
body, h1, h2, h3, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img { display: block; max-width: 100%; height: auto; }
[hidden] { display: none !important; }
table { border-collapse: collapse; width: 100%; }
em { font-style: normal; }

html {
  scroll-padding-top: calc(var(--header-h) + 8px);
}
@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

body {
  background: var(--noir);
  color: var(--ivory);
  font-family: var(--mincho);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.9;
}

/* ----- A11y helpers ----- */
.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  margin: -1px; padding: 0; border: 0;
  clip: rect(0 0 0 0); clip-path: inset(50%); overflow: hidden; white-space: nowrap;
}
.skip-link {
  position: absolute; left: 8px; top: -48px; z-index: 200;
  padding: 10px 18px;
  background: var(--crimson); color: var(--ivory);
  font-family: var(--sans); font-size: 14px; letter-spacing: var(--track-mid);
  text-decoration: none;
  transition: top .2s;
}
.skip-link:focus { top: 8px; }

:focus-visible {
  outline: 2px solid var(--crimson);
  outline-offset: 3px;
}
.section--noir :focus-visible,
.hero :focus-visible,
.footer :focus-visible {
  outline-color: var(--ivory);
}

/* ----- Reveal animation (JS + motion-pref gated) ----- */
@media (prefers-reduced-motion: no-preference) {
  .js .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .8s ease, transform .8s ease;
  }
  .js .reveal.is-visible {
    opacity: 1;
    transform: none;
  }
}

/* ==========================================================================
   Header / Nav
   ========================================================================== */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  background: transparent;
  transition: background-color .3s ease, border-color .3s ease;
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(10, 10, 10, .92);
  border-bottom-color: rgba(189, 178, 160, .25);
}
@media (prefers-reduced-motion: reduce) {
  .site-header { transition: none; }
}
.site-header__inner {
  max-width: var(--content-w);
  height: 100%;
  margin: 0 auto;
  padding: 0 var(--space-3);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
}
.site-header__brand {
  display: inline-flex;
  align-items: baseline;
  gap: .5em;
  color: var(--ivory);
  text-decoration: none;
}
.brand-mark {
  color: var(--crimson);
  font-size: 18px;
  line-height: 1;
}
.brand-text {
  font-family: var(--didone);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: .12em;
  white-space: nowrap;
}

/* Hamburger */
.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 7px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: none;
  border: none;
  cursor: pointer;
}
.nav-toggle__bar {
  display: block;
  width: 100%;
  height: 1px;
  background: var(--ivory);
  transition: transform .25s ease, opacity .25s ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) { transform: translateY(4px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }
@media (prefers-reduced-motion: reduce) {
  .nav-toggle__bar { transition: none; }
}

/* Nav panel (mobile) */
.global-nav {
  position: fixed;
  top: var(--header-h);
  left: 0; right: 0;
  background: var(--noir);
  border-bottom: 1px solid rgba(189, 178, 160, .25);
  display: none;
}
.global-nav.is-open { display: block; }
.global-nav__list {
  padding: var(--space-3);
  display: grid;
  gap: var(--space-2);
}
.global-nav__list a {
  display: block;
  padding: 6px 2px;
  color: var(--ivory);
  text-decoration: none;
  font-family: var(--mincho);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: .1em;
}
.nav-en {
  margin-left: .8em;
  font-family: var(--sans);
  font-weight: 400;
  font-size: 12px;
  letter-spacing: var(--track-mid);
  text-transform: uppercase;
  color: var(--grey-3);
}
.global-nav__list a:hover .nav-en { color: var(--crimson); }

@media (min-width: 840px) {
  .nav-toggle { display: none; }
  .global-nav {
    position: static;
    display: block;
    background: none;
    border: none;
  }
  .global-nav__list {
    display: flex;
    gap: var(--space-4);
    padding: 0;
  }
  .global-nav__list a { padding: 4px 0; font-size: 14px; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--header-h) + var(--space-2)) var(--space-2) var(--space-6);
  background:
    radial-gradient(ellipse 120% 70% at 50% 0%, rgba(184, 41, 43, .08), transparent 60%),
    var(--noir);
}
.hero__frame {
  width: min(960px, 100%);
  border: 1px solid rgba(184, 41, 43, .65);
  outline: 1px solid rgba(184, 41, 43, .25);
  outline-offset: 6px;
  padding: clamp(32px, 7vw, 80px) clamp(20px, 5vw, 64px);
  text-align: center;
}
.hero__eyebrow {
  font-family: var(--sans);
  font-weight: 400;
  font-size: 12px;
  letter-spacing: var(--track-wide);
  text-transform: uppercase;
  color: var(--grey-3);
}
.hero__logo { margin: var(--space-4) auto var(--space-3); }
.hero__logo img {
  width: min(380px, 78%);
  margin: 0 auto;
}
.hero__wordmark {
  display: grid;
  gap: 4px;
  color: var(--crimson);
  line-height: 1.1;
}
.hero__wordmark-sub {
  font-family: var(--didone);
  font-weight: 600;
  font-size: clamp(20px, 5vw, 34px);
  letter-spacing: .22em;
}
.hero__wordmark-main {
  font-family: var(--didone);
  font-weight: 700;
  font-size: clamp(40px, 10vw, 84px);
  letter-spacing: .04em;
}
.hero__tagline {
  font-family: var(--mincho);
  font-weight: 800;
  font-size: clamp(22px, 5.4vw, 34px);
  letter-spacing: .3em;
  text-indent: .3em;
  color: var(--ivory);
}
.hero__date {
  margin-top: var(--space-3);
  display: grid;
  gap: 6px;
}
.hero__date-num {
  font-family: var(--didone);
  font-weight: 600;
  font-size: clamp(21px, 4.8vw, 31px);
  letter-spacing: .08em;
  color: var(--ivory);
}
.hero__date-dow {
  font-family: var(--sans);
  font-weight: 400;
  font-size: .5em;
  letter-spacing: var(--track-mid);
  vertical-align: .35em;
  margin: 0 .2em;
}
.hero__venue {
  font-family: var(--mincho);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: .22em;
  color: var(--grey-1);
}
.hero__cta {
  margin-top: var(--space-4);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
}
.hero__scroll {
  position: absolute;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  display: grid;
  justify-items: center;
  gap: 8px;
  color: var(--grey-3);
  text-decoration: none;
}
.hero__scroll-label {
  font-family: var(--sans);
  font-weight: 400;
  font-size: 11px;
  letter-spacing: var(--track-wide);
}
.hero__scroll-line {
  width: 1px;
  height: 36px;
  background: linear-gradient(var(--grey-3), transparent);
}
@media (prefers-reduced-motion: no-preference) {
  .hero__scroll-line {
    animation: scrollcue 2.2s ease-in-out infinite;
  }
  @keyframes scrollcue {
    0%, 100% { transform: scaleY(.5); transform-origin: top; opacity: .4; }
    50% { transform: scaleY(1); opacity: 1; }
  }
}

/* ----- Buttons ----- */
.btn {
  display: inline-block;
  min-width: 220px;
  padding: 14px 28px;
  font-family: var(--sans);
  font-weight: 400;
  font-size: 13px;
  letter-spacing: var(--track-mid);
  text-align: center;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background-color .25s ease, color .25s ease, border-color .25s ease;
}
@media (prefers-reduced-motion: reduce) {
  .btn { transition: none; }
}
.btn--primary {
  background: var(--crimson);
  color: var(--ivory);
  border-color: var(--crimson);
}
.btn--primary:hover {
  background: #9a2123;
  border-color: #9a2123;
}
.btn--ghost {
  background: transparent;
  color: var(--ivory);
  border-color: var(--line);
}
.btn--ghost:hover {
  border-color: var(--crimson);
  color: var(--crimson);
}
.btn--ghost-dark {
  color: var(--ivory);
  border-color: var(--grey-2);
}
.btn--ghost-dark:hover {
  border-color: var(--crimson);
  color: var(--crimson);
}
.btn__note {
  font-size: .85em;
  letter-spacing: .08em;
}

/* ==========================================================================
   Sections (shared)
   ========================================================================== */
.section { padding: var(--space-6) var(--space-3); }
.section--paper {
  background: var(--paper);
  color: var(--ivory);
}
.section--paper .section-head__label { color: var(--crimson); }
.section--paper .soon { color: var(--crimson); }
.section--noir {
  background: var(--noir);
  color: var(--ivory);
}
.section--faq { padding-top: 0; }
.section__inner {
  max-width: var(--content-w);
  margin: 0 auto;
}
.section__inner--narrow { max-width: 760px; }

.section-head {
  text-align: center;
  margin-bottom: var(--space-5);
}
.section-head__label {
  font-family: var(--sans);
  font-weight: 400;
  font-size: 12px;
  letter-spacing: var(--track-wide);
  text-transform: uppercase;
  color: var(--crimson);
}
.section--noir .section-head__label { color: var(--crimson); } /* lift crimson on black */
.section-head__note { margin-left: .4em; }
.section-head__title {
  margin-top: var(--space-1);
  font-family: var(--mincho);
  font-weight: 800;
  font-size: clamp(26px, 5vw, 38px);
  letter-spacing: .18em;
  line-height: 1.4;
}
.section-head__title::after {
  content: "";
  display: block;
  width: 56px;
  height: 1px;
  margin: var(--space-2) auto 0;
  background: var(--crimson);
}
.section-head__soon {
  display: inline-block;
  margin-left: .5em;
  padding: 2px 14px;
  vertical-align: middle;
  border: 1px solid var(--crimson);
  color: var(--crimson);
  font-size: .42em;
  font-weight: 600;
  letter-spacing: .3em;
  text-indent: .3em;
}

.soon {
  color: var(--crimson);
  font-weight: 600;
}
.section--noir .soon { color: var(--crimson); } /* lighten for AA on noir */

.pc-only { display: none; }
@media (min-width: 840px) { .pc-only { display: inline; } }

/* ==========================================================================
   About
   ========================================================================== */
.about__lead {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  font-size: clamp(15px, 2.4vw, 17px);
  letter-spacing: .06em;
}
.stats {
  margin-top: var(--space-5);
  display: grid;
  gap: var(--space-3);
}
@media (min-width: 640px) {
  .stats { grid-template-columns: repeat(3, 1fr); gap: var(--space-2); }
}
.stats__item {
  text-align: center;
  padding: var(--space-3) var(--space-2);
  border-top: 1px solid var(--line);
}
.stats__label {
  font-family: var(--sans);
  font-weight: 400;
  font-size: 12px;
  letter-spacing: var(--track-mid);
  text-transform: uppercase;
  color: var(--grey-2);
}
.stats__value {
  margin-top: var(--space-1);
  font-family: var(--didone);
  font-weight: 600;
  font-size: clamp(30px, 6vw, 44px);
  line-height: 1.2;
  color: var(--crimson);
}
.stats__unit { font-size: .5em; }
.stats__caption {
  margin-top: 4px;
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--grey-2);
}
.about__meta {
  max-width: 640px;
  margin: var(--space-5) auto 0;
  border-top: 1px solid var(--line);
}
.about__meta-row {
  display: grid;
  grid-template-columns: 7em 1fr;
  gap: var(--space-2);
  padding: var(--space-2) 4px;
  border-bottom: 1px solid var(--line);
}
.about__meta-row dt {
  font-family: var(--mincho);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: .2em;
}
.about__meta-row dd { font-size: 14px; letter-spacing: .04em; }

/* ==========================================================================
   2 Days
   ========================================================================== */
.days {
  display: grid;
  gap: var(--space-3);
}
@media (min-width: 720px) {
  .days { grid-template-columns: 1fr 1fr; }
}
.day-card {
  border: 1px solid rgba(189, 178, 160, .35);
  padding: var(--space-4) var(--space-3);
  text-align: center;
  position: relative;
  display: flex;
  flex-direction: column;
}
.day-card::before {
  content: "♪";
  position: absolute;
  top: 14px;
  right: 16px;
  color: rgba(184, 41, 43, .55);
  font-size: 14px;
}
.day-card__no {
  font-family: var(--sans);
  font-weight: 400;
  font-size: 12px;
  letter-spacing: var(--track-wide);
  text-transform: uppercase;
  color: var(--grey-3);
}
.day-card__date {
  margin-left: .8em;
  font-family: var(--didone);
  font-weight: 600;
  font-size: 16px;
  color: var(--ivory);
}
.day-card__dow { font-size: .75em; }
.day-card__name {
  margin-top: var(--space-2);
  font-family: var(--didone);
  font-weight: 700;
  font-style: italic;
  font-size: clamp(40px, 8vw, 56px);
  line-height: 1.1;
  color: var(--crimson);
}
.day-card__sub {
  margin-top: 6px;
  font-family: var(--mincho);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: .3em;
  text-indent: .3em;
}
.day-card__format {
  display: inline-block;
  margin-top: var(--space-2);
  padding: 4px 18px;
  border: 1px solid var(--line);
  font-family: var(--mincho);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: .2em;
}
.day-card__detail {
  margin-top: var(--space-3);
  border-top: 1px solid rgba(189, 178, 160, .35);
  padding-top: var(--space-2);
  display: grid;
  gap: 6px;
}
.day-card__detail > div {
  display: flex;
  justify-content: center;
  gap: 1em;
  align-items: baseline;
}
.day-card__detail dt {
  font-family: var(--sans);
  font-weight: 400;
  font-size: 12px;
  letter-spacing: var(--track-mid);
  text-transform: uppercase;
  color: var(--grey-3);
}
.day-card__detail dd { font-size: 14px; letter-spacing: .08em; }
.days__note {
  margin-top: var(--space-3);
  text-align: center;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--grey-1);
}

/* ==========================================================================
   Entry
   ========================================================================== */
.entry__lead {
  text-align: center;
  font-family: var(--mincho);
  font-weight: 600;
  font-size: clamp(16px, 3vw, 20px);
  letter-spacing: .14em;
}
.entry__notice {
  margin-top: var(--space-3);
  text-align: center;
  font-size: 14px;
  letter-spacing: .08em;
  color: var(--grey-2);
}
.entry__cta {
  margin-top: var(--space-4);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}
.entry__fallback,
.sponsor__fallback {
  font-size: 13px;
  letter-spacing: .08em;
  text-align: center;
}
.entry__fallback { color: var(--grey-2); }
.sponsor__fallback { color: var(--grey-1); }

/* ==========================================================================
   Sponsor
   ========================================================================== */
.merits {
  display: grid;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}
@media (min-width: 720px) {
  .merits { grid-template-columns: repeat(3, 1fr); }
}
.merits__item {
  border-top: 1px solid rgba(189, 178, 160, .35);
  padding-top: var(--space-2);
}
.merits__no {
  font-family: var(--didone);
  font-weight: 600;
  font-size: 22px;
  color: var(--crimson);
}
.merits__title {
  margin-top: 6px;
  font-family: var(--mincho);
  font-weight: 600;
  font-size: 16px;
  letter-spacing: .1em;
}
.merits__text {
  margin-top: var(--space-1);
  font-size: 13px;
  line-height: 1.9;
  letter-spacing: .04em;
  color: var(--grey-1);
}

.table-wrap { overflow-x: auto; }
.plan-table { min-width: 560px; }
.plan-table th,
.plan-table td {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(189, 178, 160, .3);
  text-align: left;
  vertical-align: top;
  font-size: 14px;
  letter-spacing: .05em;
}
.plan-table thead th {
  font-family: var(--sans);
  font-weight: 400;
  font-size: 12px;
  letter-spacing: var(--track-mid);
  text-transform: uppercase;
  color: var(--grey-3);
  border-bottom-color: var(--line);
}
.plan-table tbody th {
  font-family: var(--mincho);
  font-weight: 800;
  letter-spacing: .14em;
  white-space: nowrap;
}
.plan-table__price {
  font-family: var(--didone);
  font-weight: 600;
  font-size: 17px;
  color: var(--crimson);
  white-space: nowrap;
}
.sponsor__cta {
  margin-top: var(--space-5);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}

/* ----- Sponsor: emphasize commitment — scale text to 150% (this section only) ----- */
#sponsor .section-head__label { font-size: 18px; }
#sponsor .section-head__title { font-size: clamp(39px, 7.5vw, 57px); }
#sponsor .merits__no { font-size: 33px; }
#sponsor .merits__title { font-size: 24px; }
#sponsor .merits__text { font-size: 20px; }
#sponsor .plan-table th,
#sponsor .plan-table td { font-size: 21px; }
#sponsor .plan-table thead th { font-size: 18px; }
#sponsor .plan-table__price { font-size: 26px; }
#sponsor .btn { font-size: 20px; }
#sponsor .sponsor__fallback { font-size: 20px; }

/* ==========================================================================
   Access
   ========================================================================== */
.access {
  display: grid;
  gap: var(--space-4);
}
@media (min-width: 840px) {
  .access {
    grid-template-columns: 1.2fr 1fr;
    align-items: start;
  }
}
.access__map iframe {
  display: block;
  width: 100%;
  height: 320px;
  border: 1px solid var(--line);
}
@media (min-width: 840px) {
  .access__map iframe { height: 380px; }
}
.access__info { border-top: 1px solid var(--line); }
.access__row {
  display: grid;
  grid-template-columns: 6em 1fr;
  gap: var(--space-2);
  padding: var(--space-2) 4px;
  border-bottom: 1px solid var(--line);
}
.access__row dt {
  font-family: var(--mincho);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: .2em;
}
.access__row dd { font-size: 14px; letter-spacing: .04em; }

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq { display: grid; gap: 0; border-top: 1px solid var(--line); }
.faq__item { border-bottom: 1px solid var(--line); }
.faq__q {
  cursor: pointer;
  list-style: none;
  position: relative;
  padding: var(--space-2) 36px var(--space-2) 4px;
  font-family: var(--mincho);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: .08em;
}
.faq__q::-webkit-details-marker { display: none; }
.faq__q::after {
  content: "+";
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--sans);
  font-weight: 400;
  font-size: 20px;
  color: var(--crimson);
}
.faq__item[open] .faq__q::after { content: "−"; }
.faq__a {
  padding: 0 4px var(--space-3);
  font-size: 14px;
  letter-spacing: .05em;
  color: var(--grey-2);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background: var(--noir);
  color: var(--ivory);
  padding: var(--space-6) var(--space-3) var(--space-4);
  border-top: 1px solid rgba(184, 41, 43, .5);
}
.footer__inner {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}
.footer__brand {
  font-family: var(--didone);
  font-weight: 600;
  font-size: clamp(18px, 4vw, 24px);
  letter-spacing: .18em;
  color: var(--crimson);
}
.footer__meta {
  margin-top: var(--space-4);
  display: grid;
  gap: var(--space-1);
}
.footer__row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .6em 1.4em;
  font-size: 14px;
  letter-spacing: .06em;
}
.footer__row dt {
  font-family: var(--sans);
  font-weight: 400;
  font-size: 12px;
  letter-spacing: var(--track-mid);
  text-transform: uppercase;
  color: var(--grey-3);
  align-self: center;
}
.footer__mail,
.footer__sns {
  color: var(--ivory);
  text-decoration-color: rgba(184, 41, 43, .7);
  text-underline-offset: 4px;
}
.footer__mail:hover,
.footer__sns:hover { color: var(--crimson); }
.footer__partners {
  margin-top: var(--space-5);
  padding: var(--space-3);
  border: 1px dashed rgba(189, 178, 160, .4);
}
.footer__partners-label {
  font-family: var(--sans);
  font-weight: 400;
  font-size: 12px;
  letter-spacing: var(--track-mid);
  text-transform: uppercase;
  color: var(--grey-3);
}
.footer__partners-soon {
  margin-top: 6px;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--grey-1);
}
.footer__copy {
  margin-top: var(--space-5);
}
.footer__copy small {
  font-family: var(--sans);
  font-weight: 400;
  font-size: 12px;
  letter-spacing: var(--track-mid);
  color: var(--grey-3);
}

/* ==========================================================================
   Legibility — crisper uppercase labels (Jost Medium) across all sections.
   Display serif is Libre Bodoni: same Bodoni character, sturdier strokes that
   stay legible at small sizes / on the dark background.
   ========================================================================== */
.nav-en,
.hero__eyebrow,
.hero__scroll-label,
.stats__label,
.day-card__no,
.day-card__detail dt,
.plan-table thead th,
.footer__row dt,
.footer__partners-label,
.footer__copy small,
.section-head__label {
  font-weight: 500;
}

/* ==========================================================================
   2 Days — timetable (予定)
   ========================================================================== */
.day-card__tt {
  padding-top: var(--space-2);
  border-top: 1px solid rgba(189, 178, 160, .35);
  text-align: left;
}
/* 詳細エリアを伸ばして左右カードのContents罫線の高さを揃える */
.day-card__detail { flex: 1; margin-bottom: var(--space-3); }
.day-card__tt-title {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: var(--track-mid);
  text-transform: uppercase;
  color: var(--grey-3);
  text-align: center;
}
.tt-list {
  margin-top: var(--space-2);
  list-style: none;
  padding: 0;
  display: grid;
  gap: 8px;
  max-width: 460px; /* 1行に収め、左右カードの高さ（罫線位置）を揃える */
  margin-left: auto;
  margin-right: auto;
}
.tt-list li {
  display: flex;
  align-items: baseline;
  gap: .9em;
  font-size: 13px;
  letter-spacing: .06em;
  line-height: 1.6;
}
.tt-list__time {
  flex: 0 0 3.2em;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--crimson);
}
.tt-list__tent {
  margin-left: .5em;
  font-style: normal;
  font-size: 11px;
  color: var(--grey-3);
  white-space: nowrap;
}

/* ==========================================================================
   Sponsor — 現在の協賛企業
   ========================================================================== */
.sponsor-now {
  margin-top: var(--space-5);
  text-align: center;
}
.sponsor-now__title {
  font-family: var(--mincho);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: .2em;
  text-indent: .2em;
}
.sponsor-now__list {
  margin-top: var(--space-3);
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
}
.sponsor-now__item { width: min(220px, 42vw); }
.sponsor-now__logo {
  display: block;
  background: #fff;
  border: 1px solid rgba(189, 178, 160, .35);
  padding: 14px;
}
.sponsor-now__logo img {
  display: block;
  width: 100%;
  height: 150px;
  object-fit: contain;
}
.sponsor-now__tier {
  margin-top: 10px;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: var(--track-mid);
  color: var(--crimson);
}
.sponsor-now__name { margin-top: 4px; font-size: 13px; letter-spacing: .08em; }
.sponsor-now__name a {
  color: var(--ivory);
  text-decoration-color: rgba(184, 41, 43, .7);
  text-underline-offset: 4px;
}
.sponsor-now__name a:hover { color: var(--crimson); }

/* ==========================================================================
   Footer — sponsor list
   ========================================================================== */
.footer__partners-list {
  margin-top: 8px;
  font-size: 13px;
  letter-spacing: .08em;
  line-height: 2;
}
.footer__partners-list a {
  color: var(--ivory);
  text-decoration-color: rgba(184, 41, 43, .7);
  text-underline-offset: 4px;
}
.footer__partners-list a:hover { color: var(--crimson); }

/* ==========================================================================
   Message — 主催者からのメッセージ
   ========================================================================== */
.message__headline {
  text-align: center;
  font-family: var(--mincho);
  font-weight: 800;
  font-size: clamp(24px, 5vw, 34px);
  letter-spacing: .18em;
  text-indent: .18em;
}
.message__author {
  margin-top: var(--space-2);
  text-align: center;
  font-family: var(--mincho);
  font-weight: 600;
  font-size: 16px;
  letter-spacing: .14em;
}
.message__author-role {
  display: block;
  margin-top: 4px;
  font-family: var(--sans);
  font-weight: 400;
  font-size: 12px;
  letter-spacing: var(--track-mid);
  color: var(--grey-3);
}
.message__body { margin-top: var(--space-4); }
.message__subhead {
  margin-top: var(--space-4);
  font-family: var(--mincho);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: .1em;
  line-height: 1.7;
}
.message__num { color: var(--crimson); margin-right: .5em; }
.message__body > p {
  margin-top: var(--space-2);
  font-size: 14px;
  letter-spacing: .06em;
  line-height: 2;
  color: var(--grey-1);
}
.message__pull {
  margin-top: var(--space-4) !important;
  margin-bottom: var(--space-2);
  padding: var(--space-2) 0;
  border-top: 1px solid rgba(189, 178, 160, .35);
  border-bottom: 1px solid rgba(189, 178, 160, .35);
  text-align: center;
  font-family: var(--mincho);
  font-weight: 600;
  font-size: 16px !important;
  letter-spacing: .16em;
  color: var(--ivory) !important;
}
.message__points { margin-top: var(--space-2); display: grid; gap: var(--space-2); }
.message__points dt {
  font-family: var(--mincho);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: .08em;
  color: var(--ivory);
}
.message__points dt::before { content: "・"; color: var(--crimson); }
.message__points dd {
  margin-top: 4px;
  font-size: 13px;
  letter-spacing: .06em;
  line-height: 2;
  color: var(--grey-1);
}
.message__close {
  margin-top: var(--space-5) !important;
  text-align: center;
  font-family: var(--mincho);
  font-weight: 800;
  font-size: clamp(18px, 4vw, 24px) !important;
  letter-spacing: .24em;
  text-indent: .24em;
  line-height: 2.2;
  color: var(--ivory) !important;
}

/* 2 Days — contents list (timetable確定前) / sponsor 特別協力 */
.tt-list--topics li { display: block; text-align: center; }
.tt-list--topics li::before { content: "◉"; color: var(--crimson); font-size: 9px; margin-right: .2em; }
.sponsor-now__coop {
  margin-top: var(--space-3);
  font-family: var(--mincho);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: .12em;
}
.sponsor-now__coop a {
  color: var(--ivory);
  text-decoration-color: rgba(184, 41, 43, .7);
  text-underline-offset: 4px;
}
.sponsor-now__coop a:hover { color: var(--crimson); }

/* ==========================================================================
   Design refresh — ロゴ準拠（Titan One / Mochiy Pop One / M PLUS Rounded 1c）
   ========================================================================== */

/* ヘッダー：テキストブランド → ロゴマーク画像 */
.brand-logo {
  display: block;
  height: 40px;
  width: auto;
}
.site-header__brand { align-items: center; }

/* ナビ：日本語を主・英語を従にしてメリハリ */
.global-nav__list a {
  font-family: var(--mincho);
  font-weight: 600;
  font-size: 16px;
}
.nav-en {
  display: block;
  margin-left: 0;
  margin-top: 2px;
  font-size: 10px;
  letter-spacing: .22em;
}
@media (min-width: 840px) {
  .global-nav__list a {
    font-size: 15px;
    text-align: center;
  }
}