* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family:
    "Helvetica Neue",
    "Hiragino Kaku Gothic ProN",
    "Yu Gothic",
    sans-serif;

  color: #111;
  background: #fff;
}


/* =========================
   HEADER
========================= */

.header {
  position: fixed;

  top: 0;
  left: 0;

  width: 100%;

  display: flex;
  justify-content: space-between;
  align-items: center;

  padding: 20px 40px;

  background: rgba(255, 255, 255, 0.92);

  backdrop-filter: blur(8px);

  z-index: 1000;
}

.logo {
  color: #111;
  text-decoration: none;

  font-size: 18px;
  font-weight: bold;
}

.nav {
  display: flex;
  gap: 25px;
}

.nav a {
  color: #111;
  text-decoration: none;

  font-size: 12px;
  letter-spacing: 1px;

  transition: 0.3s;
}

.nav a:hover {
  opacity: 0.4;
}


/* =========================
   HAMBURGER
========================= */

.hamburger {
  display: none;

  width: 40px;
  height: 40px;

  border: none;

  background: transparent;

  cursor: pointer;

  z-index: 1100;
}

.hamburger span {
  display: block;

  width: 25px;
  height: 1px;

  margin: 6px auto;

  background: #111;

  transition: 0.3s;
}


/* =========================
   HERO
========================= */

.hero {
  position: relative;

  width: 100%;
  height: 100vh;

  min-height: 650px;

  display: flex;
  justify-content: center;
  align-items: center;

  overflow: hidden;

  color: #fff;
}

.hero-image {
  position: absolute;

  inset: 0;

  background-image:
    url("https://i.ibb.co/hRjQZt22/Chat-GPT-Image-2026-8-29-22-15-27.png");

  background-size: cover;
  background-position: center;

  transform: scale(1.05);

  animation: heroZoom 12s ease-out forwards;
}

.hero-overlay {
  position: absolute;

  inset: 0;

  background:
    linear-gradient(
      rgba(0, 0, 0, 0.65),
      rgba(0, 0, 0, 0.3)
    );
}

.hero-content {
  position: relative;

  z-index: 2;

  text-align: center;

  animation: heroFade 1.5s ease;
}

.hero-subtitle {
  margin-bottom: 25px;

  font-size: 12px;

  letter-spacing: 4px;
}

.hero h1 {
  font-family: "Zen Old Mincho",serif;
  font-size: clamp(55px,8vw,120px);
  font-weigth:400;
  letter-spacing: 0.18em;
  line-heigth: 1.3;
  text-shadow:0 2px 15px rgba(0,0,0,0.45);
}

.hero-date {
  margin-top: 25px;

  font-size: 18px;

  letter-spacing: 4px;
}

.hero-place {
  margin-top: 20px;

  line-height: 1.8;

  font-size: 14px;
}

.hero-button {
  display: inline-block;

  margin-top: 35px;

  padding: 15px 40px;

  color: #111;
  background: #fff;

  text-decoration: none;

  font-size: 13px;

  transition: 0.3s;
}

.hero-button:hover {
  background: #111;
  color: #fff;
}

.scroll-text {
  position: absolute;

  bottom: 25px;
  left: 50%;

  transform: translateX(-50%);

  font-size: 10px;

  letter-spacing: 3px;

  opacity: 0.8;
}

.scroll-text::after {
  content: "";

  display: block;

  width: 1px;
  height: 50px;

  margin: 10px auto 0;

  background: #fff;

  animation: scrollLine 2s infinite;
}


/* =========================
   SECTION
========================= */

.section {
  max-width: 1100px;

  min-height: 70vh;

  margin: auto;

  padding: 140px 40px;
}

.section-gray {
  max-width: none;

  padding-left: max(40px, calc((100vw - 1100px) / 2));
  padding-right: max(40px, calc((100vw - 1100px) / 2));

  background: #f5f5f5;
}

.section-number {
  margin: 0;

  font-size: 12px;

  letter-spacing: 2px;

  color: #777;
}

.section h2 {
  margin: 15px 0 25px;

  font-size: clamp(40px, 6vw, 70px);

  font-weight: 400;

  letter-spacing: 5px;
}

.section-line {
  width: 60px;
  height: 1px;

  margin-bottom: 50px;

  background: #111;
}

.section-lead {
  font-size: 25px;

  margin-bottom: 30px;
}

.section p {
  line-height: 2;
}


/* =========================
   CAST
========================= */

.cast-grid {
  display: grid;

  grid-template-columns:
    repeat(4, 1fr);

  gap: 25px;
}

.cast-photo {
  width: 100%;
  aspect-ratio: 3 / 4;

  background:
    linear-gradient(
      135deg,
      #222,
      #777
    );

  position: relative;

  overflow: hidden;
}

.cast-photo::after {
  content: "";

  position: absolute;

  inset: 0;

  background:
    linear-gradient(
      135deg,
      transparent,
      rgba(255,255,255,0.15)
    );

  transition: 0.5s;
}

.cast-card:hover .cast-photo::after {
  transform: translateX(100%);
}

.cast-card h3 {
  margin: 18px 0 5px;

  font-size: 15px;
}

.cast-card p {
  margin: 0;

  color: #777;

  font-size: 13px;
}


/* =========================
   INFORMATION
========================= */

.info-list {
  border-top: 1px solid #ccc;
}

.info-item {
  display: grid;

  grid-template-columns: 180px 1fr;

  padding: 25px 0;

  border-bottom: 1px solid #ccc;
}

.info-item span {
  font-size: 12px;

  letter-spacing: 2px;

  color: #777;
}



/* =========================
   ACCESS
========================= */

.access-box {
  padding: 50px;

  border: 1px solid #ddd;
}

.access-box h3 {
  font-size: 24px;

  line-height: 1.8;

  font-weight: 400;
}

.map-button {
  display: inline-block;

  margin-top: 20px;

  padding: 12px 30px;

  background: #111;

  color: #fff;

  text-decoration: none;

  font-size: 13px;
}


/* =========================
   SNS
========================= */

.sns-section {
  padding: 140px 40px;

  text-align: center;

  background: #111;

  color: #fff;
}

.sns-section h2 {
  font-size: clamp(45px, 7vw, 80px);

  font-weight: 300;

  letter-spacing: 8px;
}

.sns-buttons {
  display: flex;

  justify-content: center;

  gap: 15px;

  margin-top: 40px;
}

.sns-buttons a {
  padding: 15px 35px;

  border: 1px solid #fff;

  color: #fff;

  text-decoration: none;

  transition: 0.3s;
}

.sns-buttons a:hover {
  background: #fff;

  color: #111;
}


/* =========================
   FOOTER
========================= */

.footer {
  padding: 60px 20px;

  background: #111;

  color: #fff;

  text-align: center;
}

.footer-title {
  font-size: 25px;

  letter-spacing: 4px;
}

.footer p {
  color: #aaa;

  font-size: 12px;
}

.copyright {
  margin-top: 30px;
}


/* =========================
   SCROLL ANIMATION
========================= */

.reveal {
  opacity: 0;

  transform: translateY(50px);

  transition:
    opacity 1s ease,
    transform 1s ease;
}

.reveal.active {
  opacity: 1;

  transform: translateY(0);
}


/* =========================
   ANIMATION
========================= */

@keyframes heroFade {

  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }

}

@keyframes heroZoom {

  from {
    transform: scale(1.05);
  }

  to {
    transform: scale(1);
  }

}

@keyframes scrollLine {

  0% {
    transform: scaleY(0);
    transform-origin: top;
  }

  50% {
    transform: scaleY(1);
    transform-origin: top;
  }

  100% {
    transform: scaleY(0);
    transform-origin: bottom;
  }

}


/* =========================
   MOBILE
========================= */

@media (max-width: 768px) {

  .header {
    padding: 15px 20px;
  }

  .hamburger {
    display: block;
  }

  .nav {
    position: fixed;

    top: 0;
    right: -100%;

    width: 80%;
    height: 100vh;

    display: flex;

    flex-direction: column;

    justify-content: center;

    align-items: center;

    gap: 30px;

    background: #fff;

    transition: 0.4s;
  }

  .nav.active {
    right: 0;
  }

  .nav a {
    font-size: 16px;
  }

  .hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }

  .hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .hero h1 {
    font-size: 48px;

    letter-spacing: 5px;
  }

  .section {
    padding: 100px 20px;
  }

  .section-gray {
    padding-left: 20px;
    padding-right: 20px;
  }

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

    gap: 20px;
  }

  .info-item {
    grid-template-columns: 1fr;

    gap: 10px;
  }

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

  .gallery-item,
  .gallery-item.large {
    height: 300px;

    grid-row: auto;
  }

  .access-box {
    padding: 30px;
  }

}

/* =========================
   NEWS
========================= */

.news-section {
  padding-top: 120px;
  padding-bottom: 120px;
}

.news-list {
  border-top: 1px solid #ccc;
}

.news-item {
  display: grid;

  grid-template-columns: 160px 1fr 30px;

  align-items: center;

  gap: 20px;

  padding: 25px 10px;

  border-bottom: 1px solid #ccc;

  color: #111;

  text-decoration: none;

  transition:
    background 0.3s,
    padding-left 0.3s;
}

.news-item:hover {
  padding-left: 25px;

  background: #f5f5f5;
}

.news-item time {
  font-size: 13px;

  color: #777;

  letter-spacing: 1px;
}

.news-item p {
  margin: 0;

  line-height: 1.6;
}

.news-item span {
  font-size: 20px;

  text-align: right;

  transition: transform 0.3s;
}

.news-item:hover span {
  transform: translateX(5px);
}


/* =========================
   NEWS MOBILE
========================= */

@media (max-width: 768px) {

  .news-item {
    grid-template-columns: 1fr 30px;

    gap: 10px;

    padding: 20px 10px;
  }

  .news-item time {
    grid-column: 1 / -1;
  }

}

/* =========================
   NEWS ARTICLE
========================= */

.article-page {
  min-height: 100vh;

  padding: 180px 40px 120px;

  background: #fff;
}


/* 記事全体 */

.article {
  max-width: 800px;

  margin: 0 auto;
}


/* 日付 */

.article-date {
  display: block;

  margin-bottom: 20px;

  color: #777;

  font-size: 13px;

  letter-spacing: 2px;
}


/* 記事タイトル */

.article-title {
  margin: 0;

  font-size: clamp(32px, 5vw, 60px);

  font-weight: 400;

  line-height: 1.5;

  letter-spacing: 2px;
}


/* タイトル下の線 */

.article-line {
  width: 70px;

  height: 1px;

  margin: 40px 0 60px;

  background: #111;
}


/* 本文 */

.article-content {
  font-size: 16px;

  line-height: 2.2;
}

.article-content p {
  margin: 0 0 30px;
}


/* =========================
   ARTICLE SNS
========================= */

.article-sns {
  margin-top: 80px;

  padding: 40px;

  background: #f5f5f5;

  text-align: center;
}

.article-sns p {
  margin-top: 0;

  font-size: 14px;
}

.article-sns-buttons {
  display: flex;

  justify-content: center;

  gap: 15px;

  margin-top: 25px;

  flex-wrap: wrap;
}

.article-sns-button {
  display: inline-flex;

  align-items: center;

  gap: 10px;

  padding: 12px 25px;

  border: 1px solid #111;

  color: #111;

  text-decoration: none;

  font-size: 14px;

  transition: 0.3s;
}

.article-sns-button i {
  font-size: 20px;
}

.article-sns-button:hover {
  background: #111;

  color: #fff;
}


/* =========================
   ARTICLE NAVIGATION
========================= */

.article-navigation {
  display: flex;

  justify-content: space-between;

  align-items: center;

  margin-top: 80px;

  padding-top: 30px;

  border-top: 1px solid #ddd;
}

.article-navigation a {
  color: #111;

  text-decoration: none;

  font-size: 14px;

  transition: 0.3s;
}

.article-navigation a:hover {
  opacity: 0.5;
}

.article-top {
  font-weight: bold;
}


/* =========================
   MOBILE
========================= */

@media (max-width: 768px) {

  .article-page {
    padding: 130px 20px 80px;
  }

  .article-title {
    font-size: 32px;
  }

  .article-content {
    font-size: 15px;
  }

  .article-sns {
    padding: 30px 20px;
  }

  .article-navigation {
    flex-direction: column;

    align-items: flex-start;

    gap: 25px;
  }

}

/* =========================
   INFORMATION RESERVE BUTTON
========================= */

.info-reserve-button {
  display: inline-block;

  margin-top: 15px;

  padding: 12px 28px;

  background: #111;

  color: #fff;

  text-decoration: none;

  font-size: 13px;

  letter-spacing: 1px;

  transition:
    background 0.3s,
    transform 0.3s;
}

.info-reserve-button:hover {
  background: #555;

  transform: translateY(-3px);
}