:root {
  --ink: #17343b;
  --ink-soft: #47636a;
  --deep: #123f4a;
  --deepest: #092c34;
  --sky: #dff3f5;
  --sky-light: #f4fbfb;
  --sun: #f7b32b;
  --sun-deep: #dc8615;
  --coral: #e66b4f;
  --green: #33755c;
  --paper: #fffdf7;
  --white: #ffffff;
  --line: rgba(23, 52, 59, 0.16);
  --line-strong: rgba(23, 52, 59, 0.34);
  --shadow: 0 14px 40px rgba(18, 63, 74, 0.12);
  --radius: 22px;
  --content: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Noto Sans JP", "Yu Gothic", sans-serif;
  line-height: 1.75;
}

button,
input,
select {
  font: inherit;
}

a {
  color: inherit;
}

img {
  max-width: 100%;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 8px;
  left: 8px;
  padding: 10px 16px;
  color: var(--white);
  background: var(--deepest);
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid var(--sun);
  outline-offset: 4px;
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 10px max(24px, calc((100vw - var(--content)) / 2));
  border-bottom: 1px solid var(--line);
  background: rgba(255, 253, 247, 0.94);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--deep);
  font-family: "M PLUS Rounded 1c", sans-serif;
  font-size: 18px;
  font-weight: 800;
  line-height: 1.2;
  text-decoration: none;
}

.brand small {
  display: block;
  margin-top: 3px;
  color: var(--ink-soft);
  font-family: "Noto Sans JP", sans-serif;
  font-size: 10px;
  letter-spacing: 0.14em;
}

.brand__sun {
  position: relative;
  width: 32px;
  height: 32px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--sun);
}

.brand__sun::after {
  position: absolute;
  right: -5px;
  bottom: -4px;
  width: 23px;
  height: 12px;
  border-radius: 12px 12px 3px 3px;
  background: var(--deep);
  content: "";
}

.global-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 14px;
  font-weight: 700;
}

.global-nav a,
.global-footer__nav a {
  text-decoration: none;
}

.global-nav a:hover,
.global-footer a:hover {
  color: var(--sun-deep);
}

.menu-button {
  display: none;
  min-height: 42px;
  padding: 8px 14px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--deep);
  background: transparent;
  font-weight: 700;
}

.hero {
  position: relative;
  min-height: 660px;
  overflow: hidden;
  color: var(--white);
  background: var(--deepest);
}

.hero__media {
  position: absolute;
  inset: 0;
  margin: 0;
  isolation: isolate;
  overflow: hidden;
  background: var(--deepest);
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 42%;
}

.hero__media::after {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(115deg, rgba(9, 44, 52, 0.88) 0%, rgba(9, 44, 52, 0.58) 48%, rgba(9, 44, 52, 0.18) 100%),
    linear-gradient(180deg, rgba(9, 44, 52, 0.08) 0%, rgba(9, 44, 52, 0.42) 100%);
  content: "";
  pointer-events: none;
}

.hero__sky {
  display: none;
}

.hero__content {
  position: relative;
  z-index: 2;
  width: min(var(--content), calc(100% - 48px));
  margin: 0 auto;
  padding: 92px 0 70px;
}

.eyebrow,
.kicker {
  margin: 0 0 14px;
  color: #ffd8a8;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.section .eyebrow,
.section .kicker,
.update-flow .kicker {
  color: var(--coral);
}

.hero h1,
.section h2,
.update-flow h2 {
  font-family: "M PLUS Rounded 1c", sans-serif;
}

.hero h1 {
  max-width: 700px;
  margin: 0;
  color: var(--white);
  font-size: clamp(46px, 8vw, 94px);
  font-weight: 800;
  letter-spacing: -0.07em;
  line-height: 1.1;
  text-shadow: 0 8px 28px rgba(9, 44, 52, 0.34);
}

.hero__lead {
  max-width: 580px;
  margin: 30px 0 0;
  color: rgba(255, 255, 255, 0.92);
  font-size: 18px;
  font-weight: 500;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
}

.button--primary {
  color: var(--deepest);
  background: var(--sun);
}

.button--primary:hover {
  background: #ffd06a;
}

.button--text {
  color: var(--white);
  text-decoration: underline;
  text-underline-offset: 5px;
}

.hero__notice {
  max-width: 590px;
  margin: 34px 0 0;
  padding: 12px 16px;
  border-left: 4px solid var(--sun);
  background: rgba(9, 44, 52, 0.58);
  color: rgba(255, 255, 255, 0.92);
  font-size: 14px;
}

.hero__photo-note {
  max-width: 590px;
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 12px;
}

.status-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px max(24px, calc((100vw - var(--content)) / 2));
  color: var(--white);
  background: var(--deep);
  font-size: 14px;
}

.status-bar div {
  display: flex;
  align-items: center;
  gap: 10px;
}

.status-bar p {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
}

.status-dot {
  width: 10px;
  height: 10px;
  border: 2px solid var(--white);
  border-radius: 50%;
  background: #6ed29c;
}

.section {
  width: min(var(--content), calc(100% - 48px));
  margin: 0 auto;
  padding: 100px 0;
}

.section + .section {
  border-top: 1px solid var(--line);
}

.section--now {
  padding-top: 78px;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 32px;
}

.section-heading h2,
.about-grid h2,
.update-flow h2 {
  margin: 0;
  color: var(--deepest);
  font-size: clamp(30px, 4vw, 52px);
  letter-spacing: -0.05em;
  line-height: 1.28;
}

.section-heading > p {
  max-width: 30em;
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
  text-align: right;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-bottom: 36px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
}

.summary {
  padding: 24px;
  background: var(--white);
  text-align: center;
}

.summary strong {
  display: block;
  color: var(--deep);
  font-family: "M PLUS Rounded 1c", sans-serif;
  font-size: 42px;
  line-height: 1.1;
}

.summary span {
  font-size: 14px;
  font-weight: 700;
}

.feature-list,
.event-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: stretch;
  gap: 22px;
}

.event-card {
  display: flex;
  min-height: 100%;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  overflow: hidden;
}

.event-card__media {
  position: relative;
  flex: 0 0 auto;
  width: 100%;
  margin: 0;
  isolation: isolate;
  overflow: hidden;
  background: var(--sky);
}

.event-card__media img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.event-card__body {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  gap: 0;
  padding: 22px 24px 24px;
}

.image-note {
  margin: 0;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.image-note--ai {
  color: rgba(255, 255, 255, 0.92);
}

.image-note--photo {
  color: rgba(255, 255, 255, 0.92);
}

.event-card__media .image-note,
.venue__media .image-note {
  position: absolute;
  right: 12px;
  bottom: 10px;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(9, 44, 52, 0.72);
}

.caution__photo-note {
  margin: 12px 0 0;
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 700;
}

.event-card__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.event-card__type {
  flex-shrink: 0;
  max-width: 52%;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.5;
  text-align: right;
}

.event-card h3 {
  margin: 0;
  color: var(--deepest);
  font-family: "M PLUS Rounded 1c", sans-serif;
  font-size: 22px;
  line-height: 1.45;
}

.event-card__date {
  margin: 12px 0 0;
  color: var(--coral);
  font-size: 16px;
  font-weight: 800;
}

.event-card__place {
  margin: 5px 0 0;
  font-weight: 700;
}

.event-card dl {
  display: grid;
  grid-template-columns: 5.2em 1fr;
  gap: 8px 14px;
  margin: 18px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 14px;
}

.event-card dt {
  color: var(--ink-soft);
  font-weight: 700;
}

.event-card dd {
  margin: 0;
  line-height: 1.65;
}

.source-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
  padding-top: 20px;
  color: var(--deep);
  font-size: 14px;
  font-weight: 800;
  text-underline-offset: 4px;
}

.source-note {
  margin: 10px 0 0;
  color: var(--ink-soft);
  font-size: 12px;
}

.event-card--featured {
  border-color: rgba(51, 117, 92, 0.46);
  background: #f3faf6;
}

.event-card--featured .event-card__body {
  background: #f3faf6;
}

.event-card--featured .event-card__media {
  background: #d9f2e4;
}

.badge {
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  padding: 4px 11px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
}

.badge--active {
  color: #174e37;
  background: #d9f2e4;
}

.badge--upcoming {
  color: #7b4c03;
  background: #fff0c9;
}

.badge--ended {
  color: var(--ink-soft);
  background: #eaf0f1;
}

.title-segment {
  white-space: nowrap;
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 26px;
}

.filter {
  min-height: 44px;
  padding: 8px 18px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--deep);
  background: var(--white);
  font-weight: 700;
  cursor: pointer;
}

.filter.is-active {
  color: var(--white);
  border-color: var(--deep);
  background: var(--deep);
}

.section--venues {
  width: 100%;
  padding-right: max(24px, calc((100vw - var(--content)) / 2));
  padding-left: max(24px, calc((100vw - var(--content)) / 2));
  background: var(--sky-light);
}

.caution {
  display: grid;
  grid-template-columns: minmax(220px, 0.7fr) 1.6fr;
  gap: 24px;
  margin-bottom: 28px;
  padding: 22px;
  border: 1px solid rgba(220, 134, 21, 0.35);
  border-radius: 16px;
  background: #fff8e8;
}

.caution p {
  margin: 0;
  font-size: 14px;
}

.venue-tools {
  display: grid;
  grid-template-columns: 1.5fr 0.8fr;
  gap: 16px;
  margin-bottom: 16px;
}

.search,
.select {
  display: grid;
  gap: 7px;
  font-size: 13px;
  font-weight: 700;
}

.search input,
.select select {
  width: 100%;
  min-height: 52px;
  padding: 10px 14px;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  color: var(--ink);
  background: var(--white);
}

.result-count {
  margin: 0 0 16px;
  font-size: 14px;
}

.venue-list {
  display: grid;
  gap: 12px;
}

.venue {
  display: grid;
  grid-template-columns: 180px 1.2fr 0.9fr 0.9fr auto;
  align-items: center;
  gap: 20px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--white);
}

.venue__media {
  position: relative;
  margin: 0;
  aspect-ratio: 3 / 2;
  isolation: isolate;
  overflow: hidden;
  border-radius: 12px;
  background: var(--sky);
}

.venue__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.venue__main h3 {
  margin: 0;
  font-size: 18px;
  line-height: 1.45;
}

.venue p {
  margin: 2px 0 0;
  color: var(--ink-soft);
  font-size: 13px;
}

.venue__time strong,
.venue__contact strong {
  display: block;
  color: var(--ink-soft);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.venue__time span,
.venue__contact a {
  font-size: 14px;
  font-weight: 700;
}

.venue__check {
  display: inline-flex;
  min-height: 32px;
  align-items: center;
  padding: 5px 10px;
  border-radius: 999px;
  color: #7b4c03;
  background: #fff0c9;
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.venue__known {
  color: #174e37;
  background: #d9f2e4;
}

.section--guide {
  padding-bottom: 110px;
}

.guide-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.guide-list li {
  display: flex;
  gap: 16px;
  padding: 24px 0;
  border-top: 3px solid var(--sun);
}

.guide-list > li > span {
  color: var(--coral);
  font-family: "M PLUS Rounded 1c", sans-serif;
  font-size: 20px;
  font-weight: 800;
}

.guide-list strong {
  font-size: 18px;
}

.guide-list p {
  margin: 5px 0 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.section--about {
  width: 100%;
  padding-right: max(24px, calc((100vw - var(--content)) / 2));
  padding-left: max(24px, calc((100vw - var(--content)) / 2));
  color: var(--white);
  background: var(--deep);
}

.about-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.4fr;
  gap: 80px;
}

.about-grid h2 {
  color: var(--white);
}

.about-copy p {
  margin-top: 0;
  font-size: 17px;
}

.about-copy ul {
  margin: 24px 0;
  padding-left: 1.3em;
}

.about-copy__note {
  padding: 16px 18px;
  border-left: 4px solid var(--sun);
  background: rgba(255, 255, 255, 0.08);
  font-size: 14px !important;
}

.update-flow {
  display: grid;
  width: min(var(--content), calc(100% - 48px));
  grid-template-columns: 0.75fr 1.25fr;
  gap: 50px 80px;
  margin: 0 auto;
  padding: 100px 0;
}

.update-flow ol {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.update-flow li {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--white);
}

.update-flow li span {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border-radius: 50%;
  color: var(--white);
  background: var(--deep);
  font-weight: 800;
}

.update-flow > p {
  grid-column: 1 / -1;
  margin: 0;
  padding: 16px 20px;
  border-radius: 12px;
  background: #eef6f7;
  font-size: 14px;
}

.update-flow code {
  font-weight: 700;
}

.empty-state {
  padding: 28px;
  border: 1px dashed var(--line-strong);
  border-radius: 16px;
  text-align: center;
}

.global-footer {
  padding: 64px max(24px, calc((100vw - var(--content)) / 2)) 26px;
  color: var(--white);
  background: var(--deepest);
}

.global-footer__main {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 60px;
  padding-bottom: 40px;
}

.global-footer__brand {
  margin: 0 0 14px;
  font-family: "M PLUS Rounded 1c", sans-serif;
  font-size: 24px;
  font-weight: 800;
}

.global-footer__brand small {
  display: block;
  margin-top: 5px;
  color: rgba(255, 255, 255, 0.64);
  font-family: "Noto Sans JP", sans-serif;
  font-size: 11px;
  letter-spacing: 0.12em;
}

.global-footer__main p:last-child {
  max-width: 540px;
  color: rgba(255, 255, 255, 0.72);
}

.global-footer__nav {
  display: grid;
  align-content: start;
  gap: 8px;
  font-size: 14px;
  font-weight: 700;
}

.global-footer__credits {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.16);
}

.global-footer__credits > div {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 18px;
  background: var(--deepest);
}

.global-footer__credits span {
  color: rgba(255, 255, 255, 0.58);
  font-size: 12px;
}

.global-footer__credits a {
  font-size: 14px;
}

.global-footer__bottom {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  margin-top: 34px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  color: rgba(255, 255, 255, 0.58);
  font-size: 12px;
}

.noscript {
  margin: 0;
  padding: 20px;
  color: var(--white);
  background: var(--coral);
  text-align: center;
}

@media (max-width: 900px) {
  .menu-button {
    display: block;
  }

  .global-nav {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    display: none;
    padding: 18px 24px 24px;
    border-bottom: 1px solid var(--line);
    background: var(--paper);
  }

  .global-nav.is-open {
    display: grid;
  }

  .hero {
    min-height: 720px;
  }

  .hero__content {
    padding-top: 68px;
  }

  .status-bar,
  .section-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .status-bar {
    display: grid;
  }

  .section-heading > p {
    text-align: left;
  }

  .feature-list,
  .event-grid {
    grid-template-columns: 1fr;
  }

  .venue {
    grid-template-columns: 140px 1fr 1fr;
  }

  .venue__check {
    grid-column: 1 / -1;
    justify-self: start;
  }

  .guide-list {
    grid-template-columns: 1fr;
  }

  .about-grid,
  .update-flow {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .update-flow > p {
    grid-column: auto;
  }

  .global-footer__main {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .global-footer__nav {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  html {
    scroll-padding-top: 70px;
  }

  .site-header {
    min-height: 64px;
    padding: 8px 16px;
  }

  .brand {
    font-size: 15px;
  }

  .brand__sun {
    width: 28px;
    height: 28px;
  }

  .hero {
    min-height: 760px;
  }

  .hero__content,
  .section,
  .update-flow {
    width: min(100% - 32px, var(--content));
  }

  .hero h1 {
    font-size: clamp(42px, 11vw, 52px);
  }

  .section-heading h2,
  .about-grid h2,
  .update-flow h2 {
    font-size: 28px;
  }

  .event-card h3 {
    font-size: 18px;
  }

  .hero__lead {
    font-size: 16px;
  }

  .section {
    padding-top: 72px;
    padding-bottom: 72px;
  }

  .summary-grid {
    grid-template-columns: 1fr;
  }

  .summary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
  }

  .summary strong {
    font-size: 34px;
  }

  .venue-tools,
  .caution {
    grid-template-columns: 1fr;
  }

  .venue {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .venue__media {
    max-width: 100%;
  }

  .about-grid {
    gap: 26px;
  }

  .global-footer__credits {
    grid-template-columns: 1fr;
  }

  .global-footer__credits > div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .global-footer__bottom {
    flex-direction: column;
    gap: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}