@charset "UTF-8";

/* ======================================
   Reset & Base
====================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 62.5%;
}

body {
  font-family: "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 1.6rem;
  line-height: 1.8;
  color: #6b1f0a;
  background-color: #e5ad2a;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: opacity 0.2s ease;
}

a:hover {
  opacity: 0.7;
}

ul {
  list-style: none;
}

/* ======================================
   Header / Nav
====================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background-color: rgba(232, 154, 44, 0.92);
  backdrop-filter: blur(4px);
}

.global-nav ul {
  display: flex;
  justify-content: center;
  gap: 2.4rem;
  padding: 1.6rem 2rem;
  flex-wrap: wrap;
}

.global-nav a {
  font-family: "Bungee", "Noto Sans JP", sans-serif;
  font-size: 1.4rem;
  letter-spacing: 0.05em;
  color: #6b1f0a;
}

/* ======================================
   Hero
====================================== */
.hero {
  padding: 12rem 2rem 6rem;
  text-align: center;
}

.hero-inner {
  max-width: 900px;
  margin: 0 auto;
}

.hero-visual {
  margin-bottom: 4rem;
}

.hero-visual img {
  margin: 0 auto;
  min-height: 320px;
  width: 100%;
  background: rgba(255, 255, 255, 0.1);
}

.hero-date {
  display: inline-flex;
  align-items: flex-end;
  justify-content: center;
  gap: 0.6rem;
  font-family: "Bungee", sans-serif;
  color: #6b1f0a;
  flex-wrap: wrap;
}

.hero-date .date-main {
  font-size: clamp(6.4rem, 12vw, 11rem);
  line-height: 1;
  letter-spacing: -0.02em;
}

.hero-date .date-sub {
  font-size: clamp(2rem, 3vw, 3rem);
  line-height: 1;
  padding-bottom: 1.2rem;
}

.hero-date .date-amp {
  font-size: clamp(3.6rem, 6vw, 6rem);
  line-height: 1;
  padding-bottom: 0.8rem;
}

/* ======================================
   Section common
====================================== */
.section {
  max-width: 1080px;
  margin: 0 auto;
  padding: 8rem 2.4rem;
}

.section-title {
  font-family: "Bungee", "Noto Sans JP", sans-serif;
  font-size: clamp(3.2rem, 5vw, 4.8rem);
  text-align: center;
  margin-bottom: 4rem;
  color: #008000;
  letter-spacing: 0.05em;
}

.section-title-1 {
  font-family: "Bungee", "Noto Sans JP", sans-serif;
  font-size: clamp(3.2rem, 5vw, 4.8rem);
  text-align: center;
  margin-bottom: 4rem;
  color: #d03020;
  letter-spacing: 0.05em;
}

.section-title-2 {
  font-family: "Bungee", "Noto Sans JP", sans-serif;
  font-size: clamp(3.2rem, 5vw, 4.8rem);
  text-align: center;
  margin-bottom: 4rem;
  color: #A16EFF;
  letter-spacing: 0.05em;
}

.section-title-3 {
  font-family: "Bungee", "Noto Sans JP", sans-serif;
  font-size: clamp(3.2rem, 5vw, 4.8rem);
  text-align: center;
  margin-bottom: 4rem;
  color: #5082d8;
  letter-spacing: 0.05em;
}

/* ======================================
   About
====================================== */
.about-lead {
  text-align: center;
  font-size: 3.2rem;
  font-weight: 700;
  margin-bottom: 3.2rem;
  line-height: 2;
}

.about-body {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
  font-size: 1.8rem;
}

.about-body p + p {
  margin-top: 1.6rem;
}

/* ======================================
   Gallery
====================================== */
.gallery-slider {
  position: relative;
  /* 縦写真比率(2:3)を維持したまま、PCでも1画面に収まるよう幅を絞る */
  max-width: 480px;
  margin: 0 auto;
}

.gallery-viewport {
  overflow: hidden;
}

.gallery-track {
  display: flex;
  transition: transform 0.6s ease;
  will-change: transform;
}

.gallery-slide {
  flex: 0 0 100%;
  /* 元画像が縦写真(2:3)なので同比率にしてクロップを完全になくす */
  aspect-ratio: 2 / 3;
  background-color: rgba(255, 255, 255, 0.15);
  overflow: hidden;
}

.gallery-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.gallery-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: none;
  background-color: rgba(0, 0, 0, 0.45);
  color: #fff;
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  z-index: 2;
  transition: background-color 0.2s ease;
}

.gallery-arrow:hover,
.gallery-arrow:focus-visible {
  background-color: rgba(0, 0, 0, 0.75);
  outline: none;
}

.gallery-prev {
  left: 1rem;
}

.gallery-next {
  right: 1rem;
}

.gallery-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.2rem;
  flex-wrap: wrap;
}

.gallery-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  padding: 0;
  background-color: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.gallery-dot.is-active {
  background-color: #fff;
  transform: scale(1.3);
}

/* ======================================
   Ticket
====================================== */
.ticket-info {
  max-width: 720px;
  margin: 0 auto 4rem;
  background-color: rgba(255, 255, 255, 0.15);
  border: 2px solid #6b1f0a;
  padding: 3.2rem;
  display: grid;
  grid-template-columns: 8rem 1fr;
  gap: 2rem 3.2rem;
}

.ticket-info dt {
  font-weight: 700;
  color: #d03020;
  border-bottom: 1px solid #6b1f0a;
  padding-bottom: 0.4rem;
}

.ticket-info dd {
  border-bottom: 1px solid #6b1f0a;
  padding-bottom: 1.6rem;
}

.ticket-info dt:last-of-type,
.ticket-info dd:last-of-type {
  border-bottom: none;
  padding-bottom: 0;
}

.ticket-day + .ticket-day {
  margin-top: 1.2rem;
}

.ticket-note {
  margin-top: 1.2rem;
  font-size: 1.4rem;
}

.ticket-buttons {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  max-width: 480px;
  margin: 0 auto;
}

.btn {
  display: inline-block;
  text-align: center;
  padding: 1.4rem 2.4rem;
  font-weight: 700;
  border-radius: 999px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.btn-primary {
  background-color: #d03020;
  color: #fff;
}

.btn-primary:hover {
  opacity: 1;
  transform: translateY(-2px);
}

/* ======================================
   Artist
====================================== */
.artist-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 2.4rem;
}

.artist-item {
  grid-column: span 2;
}

.artist-item:first-child {
  grid-column: 2 / span 2;
}

.artist-photo {
  aspect-ratio: 4 / 3;
  background-color: rgba(255, 255, 255, 0.3);
  overflow: hidden;
  margin-bottom: 1.2rem;
}

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

.artist-name {
  font-family: "Noto Sans JP", sans-serif;
  text-align: center;
  font-size: 1.8rem;
  font-weight: 700;
  color: #6b1f0a;
  letter-spacing: 0.05em;
}

/* ======================================
   Play Park
====================================== */
.playpark-list {
  display: flex;
  flex-direction: column;
  gap: 3.2rem;
}

.playpark-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.2rem;
  align-items: center;
}


.playpark-photo {
  aspect-ratio: 4 / 3;
  background-color: rgba(255, 255, 255, 0.3);
  overflow: hidden;
}

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

.playpark-photo--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #6b1f0a;
  font-family: "Bungee", sans-serif;
  font-size: 2rem;
  letter-spacing: 0.05em;
}

.playpark-text h3 {
  border: 2px solid #5082d8;
  border-radius: 4px;
  background-color: #5082d8;
  font-size: 2.4rem;
  color: #fff;
  margin-bottom: 1.2rem;
  font-weight: 700;
  text-align: center;
}

.playpark-text p{
  font-size: 1.8rem;
}

/* ======================================
   Shop
====================================== */
.shop-area + .shop-area {
  margin-top: 2.4rem;
}

.shop-area-title {
  font-size: 2.0rem;
  font-weight: 700;
  color: #d03020;
  margin-bottom: 0.8rem;
}

.shop-list {
  line-height: 2;
}

.shop-placeholder {
  aspect-ratio: 16 / 7;
  background-color: rgba(255, 255, 255, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #6b1f0a;
  font-family: "Bungee", sans-serif;
  font-size: 2.4rem;
  letter-spacing: 0.05em;
}

/* ======================================
   Map / Access
====================================== */
.map-placeholder {
  aspect-ratio: 16 / 7;
  background-color: rgba(255, 255, 255, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #6b1f0a;
  font-family: "Bungee", sans-serif;
  font-size: 2.4rem;
  letter-spacing: 0.05em;
}

.access-map {
  aspect-ratio: 16 / 7;
  background-color: rgba(255, 255, 255, 0.3);
  margin-bottom: 2.4rem;
  overflow: hidden;
}

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

.access-info {
  max-width: 720px;
  margin: 0 auto;
}

.access-venue {
  font-weight: 700;
  margin-bottom: 1.2rem;
  font-size: 2.2rem;
}

.access-flight {
  margin-top: 2rem;
}

.access-flight-title {
  font-weight: 700;
  color: #d03020;
  margin-bottom: 0.4rem;
  font-size: 2.2rem;
}

.access-flight-title li{
  font-size: 1.8rem;
}

/* ======================================
   Enjoy Hakodate
====================================== */
.enjoy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.4rem;
}

.enjoy-item h3 {
  font-size: 2.4rem;
  text-align: center;
  margin-bottom: 1.2rem;
  font-weight: 700;
}

.enjoy-photo {
  aspect-ratio: 4 / 3;
  background-color: rgba(255, 255, 255, 0.3);
  overflow: hidden;
  margin-bottom: 1.2rem;
}

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

.enjoy-item p {
  font-size: 2.0rem;
  line-height: 1.8;
  font-weight: 700;

}

/* ======================================
   Guideline
====================================== */
.guideline-body {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

/* ======================================
   Footer
====================================== */
.site-footer {
  text-align: center;
  padding: 3.2rem 2rem;
  font-size: 1.2rem;
  color: #6b1f0a;
}

/* ======================================
   Responsive
====================================== */

/* Tablet landscape / iPad landscape (≤1024px) */
@media (max-width: 1024px) {
  .section {
    padding: 7rem 2.4rem;
  }

  .hero {
    padding: 10rem 2rem 5rem;
  }

  .about-lead {
    font-size: 2.8rem;
  }

  .artist-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
  }

  .artist-item {
    grid-column: span 1;
  }

  .artist-item:first-child {
    grid-column: auto;
  }

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

  .playpark-item {
    gap: 2.4rem;
  }
}

/* Tablet portrait / iPad portrait (≤768px) */
@media (max-width: 768px) {
  body {
    font-size: 1.5rem;
  }

  .global-nav ul {
    gap: 1.2rem;
    padding: 1.2rem;
  }

  .global-nav a {
    font-size: 1.2rem;
  }

  .hero {
    padding: 8rem 1.6rem 4rem;
  }

  .hero-visual {
    margin-bottom: 3rem;
  }

  .hero-visual img {
    min-height: 220px;
  }

  .section {
    padding: 5.5rem 1.8rem;
  }

  .about-lead {
    font-size: 2.4rem;
    line-height: 1.7;
    margin-bottom: 2.4rem;
  }

  .about-body {
    font-size: 1.6rem;
  }

  .gallery-arrow {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
  }

  .ticket-info {
    grid-template-columns: 1fr;
    gap: 0.8rem 0;
    padding: 2rem;
  }

  .ticket-info dt {
    border-bottom: none;
    padding-bottom: 0;
    margin-top: 1.2rem;
  }

  .ticket-info dt:first-of-type {
    margin-top: 0;
  }

  .artist-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.8rem;
  }

  .artist-item {
    grid-column: span 1;
  }

  .artist-item:first-child {
    grid-column: auto;
  }

  .artist-name {
    font-size: 1.6rem;
  }

  .playpark-item,
  .playpark-item:nth-child(even) {
    grid-template-columns: 1fr;
    gap: 1.6rem;
    direction: ltr;
  }

  .playpark-text h3 {
    font-size: 2rem;
  }

  .playpark-text p {
    font-size: 1.6rem;
  }

  .shop-area-title {
    font-size: 1.8rem;
  }

  .shop-placeholder {
    font-size: 2rem;
  }

  .playpark-photo--placeholder {
    font-size: 1.6rem;
  }

  .map-placeholder {
    font-size: 2rem;
  }

  .access-venue,
  .access-flight-title {
    font-size: 1.8rem;
  }

  .access-flight-title li {
    font-size: 1.6rem;
  }

  .enjoy-item h3 {
    font-size: 2rem;
  }

  .enjoy-item p {
    font-size: 1.6rem;
  }
}

/* Smartphone (≤480px) */
@media (max-width: 480px) {
  .hero {
    padding: 6rem 1.2rem 3rem;
  }

  .hero-visual img {
    min-height: 180px;
  }

  .section {
    padding: 4.5rem 1.4rem;
  }

  .about-lead {
    font-size: 2rem;
    line-height: 1.6;
  }

  .about-body {
    font-size: 1.5rem;
  }

  .artist-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.6rem;
  }

  .artist-item {
    grid-column: span 1;
  }

  .artist-item:first-child {
    grid-column: auto;
  }

  .artist-name {
    font-size: 1.5rem;
  }

  .gallery-arrow {
    width: 36px;
    height: 36px;
  }

  .gallery-prev {
    left: 0.5rem;
  }

  .gallery-next {
    right: 0.5rem;
  }

  .ticket-info {
    padding: 1.6rem;
  }

  .ticket-note {
    font-size: 1.3rem;
  }

  .btn {
    padding: 1.2rem 1.6rem;
    font-size: 1.4rem;
  }

  .map-placeholder,
  .access-map,
  .shop-placeholder {
    aspect-ratio: 4 / 3;
  }

  .map-placeholder,
  .shop-placeholder {
    font-size: 1.6rem;
  }

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

/* Very small phones (≤360px) */
@media (max-width: 360px) {
  .artist-grid {
    grid-template-columns: 1fr;
  }

  .artist-item,
  .artist-item:first-child {
    grid-column: auto;
  }

  .artist-name {
    font-size: 1.8rem;
  }
}