@charset "UTF-8";

/* ============================================
   変数・ベース
============================================ */
:root {
  --color-red: #e20113;
  --color-red-text: #e60012;
  --color-black: #000000;
  --color-black-soft: #010101;
  --color-white: #ffffff;
  --color-gray-line: #515151;
  --font-base: "Noto Sans JP", sans-serif;
  --header-height: 112px;
  --marquee-height: 86px;
  --inner-wide: 1280px;
  --inner-narrow: 765px;
}

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  font-family: var(--font-base);
  font-weight: 400;
  color: var(--color-white);
  background-color: var(--color-black);
  line-height: 1.7;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul {
  list-style: none;
}

a {
  color: inherit;
  text-decoration: none;
}

/* ============================================
   共通パーツ
============================================ */
.section-title {
  display: flex;
  align-items: center;
  gap: 16px;
  line-height: 1;
}

.section-title-ja {
  font-size: 18px;
  font-weight: 700;
  line-height: 1;
}

.section-title-center {
  text-align: center;
}

.wipe-in {
  display: block;
  width: fit-content;
}

.wipe-in img {
  clip-path: inset(0 100% 0 0);
  transition: clip-path 0.5s cubic-bezier(0.215, 0.61, 0.355, 1);
}

.wipe-in.is-active img {
  clip-path: inset(0 0 0 0);
}

.section-title-center .wipe-in {
  margin-inline: auto;
}

.blur-in {
  opacity: 0;
  filter: blur(10px);
  transition: opacity 0.6s cubic-bezier(0.33, 1, 0.68, 1), transform 0.6s cubic-bezier(0.33, 1, 0.68, 1), filter 0.4s ease-out;
  will-change: opacity, transform, filter;
}

.blur-in.is-active {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}

@media (prefers-reduced-motion: reduce) {
  .wipe-in img {
    clip-path: none;
    transition: none;
  }
  .blur-in {
    opacity: 1;
    filter: none;
    transition: none;
  }
}

/* ============================================
   ヘッダー
============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: var(--color-black);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translateY(0);
  transition: transform 0.4s ease;
}

.site-header.is-hidden {
  transform: translateY(-100%);
}

.header-inner {
  width: 1432px;
  max-width: calc(100% - 80px);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-logo {
  width: 62px;
}

.header-logo img {
  width: 100%;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 35px;
}

.global-nav-list {
  display: flex;
  align-items: center;
  gap: 15px;
}

.global-nav-list a {
  display: block;
  transition: opacity 0.3s ease;
}

.global-nav-list a img {
  height: 24px;
  width: auto;
}

.global-nav-list a:hover {
  opacity: 0.7;
}

.header-social {
  display: flex;
  align-items: center;
  gap: 17px;
}

.social-link {
  display: block;
  transition: opacity 0.3s ease;
}

.social-link:hover {
  opacity: 0.7;
}

.header-ticket-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 179px;
  height: 51px;
  background-color: var(--color-red);
  transition: background-color 0.3s ease;
}

.header-ticket-button img {
  height: 30px;
  width: auto;
}

.header-ticket-button:hover {
  background-color: var(--color-white);
}

.menu-button {
  display: none;
  flex-direction: column;
  gap: 6px;
  width: 30px;
  padding: 8px 0;
  background: none;
  border: none;
  cursor: pointer;
}

.menu-button span {
  display: block;
  width: 30px;
  height: 1px;
  background-color: var(--color-white);
}

/* ============================================
   SPメニュー（透過フェードで出現・消える）
============================================ */
.sp-menu {
  position: fixed;
  inset: 0;
  height: 100vh;
  height: 100dvh;
  background-color: var(--color-black);
  z-index: 200;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

.sp-menu.is-open {
  opacity: 1;
  visibility: visible;
}

.sp-menu-header {
  height: 75px;
  flex-shrink: 0;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sp-menu-logo {
  width: 55px;
}

.menu-close-button {
  position: relative;
  width: 24px;
  height: 24px;
  background: none;
  border: none;
  cursor: pointer;
}

.menu-close-button span {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 23px;
  height: 1.5px;
  background-color: var(--color-white);
}

.menu-close-button span:first-child {
  transform: translate(-50%, -50%) rotate(45deg);
}

.menu-close-button span:last-child {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.sp-menu-body {
  flex: 1;
  padding: 40px 20px;
  display: flex;
  flex-direction: column;
}

.sp-menu-nav {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.sp-menu-row {
  display: flex;
  gap: 18px;
}

.sp-menu-row a {
  display: block;
}

.sp-menu-row img {
  height: 35px;
  width: auto;
}

.sp-menu-follow {
  margin-top: 20px;
  display: flex;
  align-items: center;
  gap: 17px;
}

.sp-menu-follow-label {
  height: 18px;
  width: auto;
}

.sp-menu-follow-line {
  width: 1px;
  height: 23px;
  background-color: var(--color-white);
}

.sp-menu-ticket-button {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 70px;
  flex-shrink: 0;
  background-color: var(--color-red);
}

.sp-menu-ticket-button img {
  height: 39px;
  width: auto;
}

/* ============================================
   ヒーローセクション
============================================ */
.hero {
  position: relative;
  width: 100%;
  height: calc(100vh - var(--header-height) - var(--marquee-height));
  height: calc(100svh - var(--header-height) - var(--marquee-height));
  min-height: 620px;
  margin-top: var(--header-height);
  background-image: url("../images/hero-background.webp");
  background-size: cover;
  background-position: center;
  overflow: hidden;
}

.is-viewport-locked .hero {
  height: calc(var(--hero-viewport-height) - var(--header-height) - var(--marquee-height));
}

.hero-barikan {
  position: absolute;
  top: 45px;
  left: 40px;
  width: 398px;
}

.hero-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 35px;
}

.hero-logo {
  width: 359px;
}

.hero-date {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 23px;
  line-height: 1;
  white-space: nowrap;
}

.hero-date-line {
  display: flex;
  align-items: center;
  gap: 13px;
}

.hero-date-place-line {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.hero-date-grand {
  height: 82px;
  width: auto;
}

.hero-date-at {
  height: 48px;
  width: auto;
}

.hero-date-day {
  height: 58px;
  width: auto;
}

.hero-date-place {
  font-size: 50px;
  font-weight: 900;
  line-height: 1;
  position: relative;
  top: -5px;
}

.english-link {
  position: fixed;
  right: 58px;
  bottom: calc(var(--marquee-height) + 44px);
  z-index: 90;
  display: block;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--color-white);
  transition: opacity 0.3s ease;
}

.english-link:hover {
  opacity: 0.7;
}

/* ============================================
   BUY TICKET マーキー（追従）
============================================ */
.ticket-marquee {
  position: fixed;
  left: 0;
  bottom: 0;
  width: 100%;
  height: var(--marquee-height);
  background-color: var(--color-red);
  z-index: 95;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.ticket-marquee-track {
  display: flex;
  align-items: center;
  gap: 50px;
  animation: marquee-scroll 60s linear infinite;
}

.ticket-marquee-track img {
  height: 55px;
  width: auto;
  max-width: none;
  flex-shrink: 0;
}

@keyframes marquee-scroll {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(calc(-50% - 25px));
  }
}

/* ============================================
   ABOUT
============================================ */
.about {
  position: relative;
  padding: 100px 0 0;
  background-image: url("../images/about-background.webp");
  background-size: cover;
  background-position: center;
}

.about-inner {
  width: var(--inner-wide);
  max-width: calc(100% - 80px);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 47px;
}

.about-body {
  display: flex;
  flex-direction: column;
  gap: 27px;
}

.about-lead {
  font-size: 40px;
  font-weight: 700;
  line-height: 1.4;
}

.about-text {
  font-size: 18px;
  line-height: 1.7;
}

/* ============================================
   TICKET
============================================ */
.ticket {
  padding: 100px 0 0;
  background-color: var(--color-black-soft);
}

.ticket-inner {
  width: var(--inner-wide);
  max-width: calc(100% - 80px);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}

.ticket-cards {
  margin-top: 26px;
  display: flex;
  justify-content: space-between;
  gap: 27px;
}

.ticket-card {
  flex: 1;
  height: 343px;
  padding: 38px 32px 34px;
  background-color: var(--color-red);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.ticket-card-head {
  width: 100%;
  padding: 13px 0;
  border-top: 2px solid var(--color-white);
  border-bottom: 2px solid var(--color-white);
}

.ticket-card-label {
  font-size: 18px;
  font-weight: 900;
  line-height: 1;
  text-align: center;
}

.ticket-card-price {
  display: flex;
  justify-content: center;
}

.buy-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 17px 0;
  margin-top: auto;
  background-color: var(--color-black);
  transition: background-color 0.3s ease;
}

.buy-button:hover {
  background-color: var(--color-white);
}

.buy-button img {
  height: 29px;
  width: auto;
}

.ticket-note {
  margin-top: 20px;
  font-size: 16px;
  line-height: 1;
  text-align: right;
}

/* ============================================
   PLAYER
============================================ */
.player {
  padding-top: 90px;
  display: flex;
  flex-direction: column;
  gap: 37px;
}

.player-inner {
  width: var(--inner-wide);
  max-width: calc(100% - 80px);
  margin: 0 auto;
}

.player-collage {
  width: 100%;
  height: 310px;
}

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

.player-text {
  font-size: 18px;
  line-height: 1.7;
}

/* ============================================
   PRELIMINARY ROUND（スライダー）
============================================ */
.round {
  padding-top: 90px;
  display: flex;
  flex-direction: column;
  gap: 49px;
}

.round-inner {
  width: var(--inner-wide);
  max-width: calc(100% - 80px);
  margin: 0 auto;
}

.round .section-title {
  gap: 26px;
}

.round .section-title-ja {
  font-weight: 400;
}

.round-slider {
  width: 100%;
  overflow: hidden;
}

.round-slider-track {
  display: flex;
}

.round-slider-track li {
  width: 472px;
  height: 590px;
  flex-shrink: 0;
}

.round-slider-track img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}

.round-progress {
  position: relative;
  width: 100%;
  height: 2px;
  background-color: var(--color-gray-line);
  cursor: grab;
  touch-action: none;
}

.round-progress:active {
  cursor: grabbing;
}

.round-progress::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -14px;
  bottom: -14px;
}

.round-progress-thumb {
  position: absolute;
  top: 0;
  left: 0;
  width: 36%;
  height: 100%;
  background-color: var(--color-white);
}

/* ============================================
   ビッグテキスト
============================================ */
.big-text {
  padding-top: 100px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  line-height: 1;
  gap: 50px;
}

.big-text-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 35px;
}

.big-text-row img {
  max-width: none;
  flex-shrink: 0;
}

/* ============================================
   グラデーション背景ブロック
============================================ */
.gradient-block {
  background: linear-gradient(180deg, #000000 0%, #e20113 50%, #000000 100%);
}

/* ============================================
   LIVE STREAMING
============================================ */
.streaming {
  padding-top: 90px;
}

.streaming-inner {
  width: var(--inner-narrow);
  max-width: calc(100% - 80px);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.streaming-text {
  font-size: 18px;
  line-height: 1.7;
}

.streaming-schedule {
  margin-top: 30px;
  display: flex;
  flex-direction: column;
  gap: 44px;
}

.double-line {
  width: 100%;
  height: 7px;
  border-top: 1px solid var(--color-white);
  border-bottom: 1px solid var(--color-white);
}

.streaming-schedule-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
  text-align: center;
}

.streaming-schedule-date {
  font-size: 37px;
  font-weight: 700;
  line-height: 1.5;
}

.streaming-schedule-note {
  font-size: 18px;
  line-height: 1;
}

.streaming-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 346px;
  height: 70px;
  margin: 0 auto;
  background-color: var(--color-red);
  transition: background-color 0.3s ease;
}

.streaming-button:hover {
  background-color: var(--color-white);
}

.streaming-button img {
  height: 29px;
  width: auto;
}

/* ============================================
   TIME TABLE
============================================ */
.timetable {
  padding-top: 90px;
}

.timetable-inner {
  width: var(--inner-narrow);
  max-width: calc(100% - 80px);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.timetable-text {
  font-size: 18px;
  line-height: 1.7;
  padding-top: 10px;
}

.timetable-image {
  margin-top: 10px;
}

.timetable-image img {
  width: 100%;
}

.timetable-note {
  font-size: 14px;
  line-height: 1.7;
  text-align: right;
}

/* ============================================
   SPONSORS
============================================ */
.sponsors {
  padding-top: 90px;
}

.sponsors-inner {
  width: var(--inner-narrow);
  max-width: calc(100% - 80px);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.sponsors-main {
  display: flex;
  flex-direction: column;
  gap: 23px;
}

.sponsors-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 23px 29px;
}

.sponsors-item img {
  width: 100%;
}

/* ============================================
   ACCESS
============================================ */
.access {
  padding: 100px 0 0;
}

.access-inner {
  width: var(--inner-narrow);
  max-width: calc(100% - 80px);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 41px;
}

.access-body {
  display: flex;
  flex-direction: column;
  gap: 27px;
}

.access-map {
  aspect-ratio: 1590 / 896;
}

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

.access-map iframe {
  width: 100%;
  height: 100%;
  display: block;
  border: 0;
}

.access-address,
.access-route {
  font-size: 18px;
  line-height: 1.7;
}

/* ============================================
   フッター
============================================ */
.site-footer {
  background-color: var(--color-black);
  padding: 100px 0 calc(100px + var(--marquee-height));
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.footer-logo {
  width: 98px;
}

.footer-social {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  padding-top: 26px;
}

.footer-social .social-link:nth-child(1) img {
  width: 25px;
}

.footer-social .social-link:nth-child(2) img {
  width: 27px;
}

.footer-social .social-link:nth-child(3) img {
  width: 28px;
}

.footer-copyright {
  padding-top: 26px;
}

/* ============================================
   タブレット（1080px以下）：ナビをハンバーガーメニューに
============================================ */
@media (max-width: 1080px) {
  .global-nav,
  .header-social,
  .header-ticket-button {
    display: none;
  }

  .menu-button {
    display: flex;
  }

  .sp-menu-header {
    height: var(--header-height);
    padding: 0 40px;
  }

  .sp-menu-logo {
    width: 62px;
  }

  .sp-menu-body {
    padding: 40px;
  }
}

/* ============================================
   SP（767px以下）
============================================ */
@media (max-width: 767px) {
  :root {
    --header-height: 75px;
    --marquee-height: 54px;
  }

  .section-title {
    flex-direction: column;
    align-items: flex-start;
    gap: 9px;
  }

  .section-title-en img {
    height: 54px;
    width: auto;
  }

  .section-title-en-medium img {
    height: auto;
  }

  .section-title-en-small img {
    height: 50px;
  }

  .section-title-ja {
    font-size: 16px;
  }

  .about-inner,
  .ticket-inner,
  .player-inner,
  .round-inner,
  .streaming-inner,
  .timetable-inner,
  .sponsors-inner,
  .access-inner {
    max-width: calc(100% - 40px);
  }

  .header-inner {
    max-width: calc(100% - 40px);
  }

  .header-logo {
    width: 55px;
  }

  .sp-menu-header {
    height: var(--header-height);
    padding: 0 20px;
  }

  .sp-menu-logo {
    width: 55px;
  }

  .sp-menu-body {
    padding: 40px 20px;
  }

  .hero {
    min-height: 437px;
  }

  .hero-content {
    gap: 10px;
  }

  .hero-barikan {
    position: static;
    width: 245px;
  }

  .hero-logo {
    width: 201px;
  }

  .hero-date {
    margin-top: 10px;
    gap: 12px;
  }

  .hero-date-line {
    flex-direction: column;
    align-items: center;
    gap: 8px;
  }

  .hero-date-place-line {
    gap: 3px;
  }

  .hero-date-grand {
    height: 41px;
  }

  .hero-date-at {
    height: 18px;
  }

  .hero-date-day {
    height: 28px;
  }

  .hero-date-place {
    font-size: 20px;
    top: -2px;
  }

  .english-link {
    right: 20px;
    bottom: calc(var(--marquee-height) + 24px);
    padding-bottom: 4px;
  }

  .english-link img {
    height: 19px;
    width: auto;
  }

  .ticket-marquee-track {
    gap: 32px;
  }

  .ticket-marquee-track img {
    height: 35px;
  }

  @keyframes marquee-scroll {
    from {
      transform: translateX(0);
    }
    to {
      transform: translateX(calc(-50% - 16px));
    }
  }

  .about {
    padding: 80px 0 0;
    background-color: var(--color-black);
    background-size: 100% auto;
    background-position: top center;
    background-repeat: no-repeat;
  }

  .about-lead {
    font-size: 26px;
    line-height: 1.2;
  }

  .about-text {
    font-size: 16px;
  }

  .ticket {
    padding: 60px 0 0;
  }

  .ticket-cards {
    flex-direction: column;
    gap: 27px;
  }

  .ticket-card {
    flex: none;
    width: 100%;
    padding: 38px 25px 34px;
  }

  .buy-button {
    padding: 20px 0;
  }

  .ticket-note {
    font-size: 14px;
    line-height: 1.7;
    text-align: left;
  }

  .player {
    padding-top: 45px;
    gap: 30px;
  }

  .player-collage {
    height: 200px;
  }

  .player-text {
    font-size: 16px;
  }

  .round {
    padding-top: 45px;
    gap: 30px;
  }

  .round-slider-track li {
    width: 260px;
    height: 325px;
  }

  .round-progress-thumb {
    width: 27%;
  }

  .big-text {
    padding-top: 60px;
    gap: 18px;
  }

  .big-text-row {
    gap: 13px;
  }

  .big-text-row img {
    height: 88px;
    width: auto;
  }

  .streaming {
    padding-top: 45px;
  }

  .streaming-inner {
    gap: 15px;
  }

  .streaming-text {
    font-size: 16px;
  }

  .streaming-schedule {
    margin-top: 20px;
    gap: 20px;
  }

  .streaming-schedule-date {
    font-size: 17px;
  }

  .streaming-schedule-note {
    font-size: 9px;
  }

  .streaming-button {
    width: 100%;
  }

  .timetable {
    padding-top: 45px;
  }

  .timetable-text {
    font-size: 16px;
  }

  .timetable-note {
    font-size: 16px;
    text-align: left;
  }

  .sponsors {
    padding-top: 45px;
  }

  .sponsors-inner {
    gap: 0;
  }

  .sponsors-main {
    margin-top: 15px;
    gap: 10px;
  }

  .sponsors-grid {
    margin-top: 10px;
    gap: 10px 13px;
  }

  .access {
    padding: 60px 0 0;
  }

  .access-inner {
    gap: 25px;
  }

  .access-body {
    gap: 15px;
  }

  .access-route {
    margin-top: 12px;
  }

  .access-address,
  .access-route {
    font-size: 16px;
  }

  .site-footer {
    padding: 60px 0 calc(100px + var(--marquee-height));
  }
}