/* ========================================
   Base Styles
======================================== */
html {
  font-size: 100%;
}

body {
  background-color: #1e1e1e;
  color: #fff;
  font-size: 16px;
  line-height: 1.5;
  font-family: "Noto Sans JP", sans-serif;
  font-optical-sizing: auto;
  font-style: normal;
  margin: 0;
  padding: 0;
}

ol, ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

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

p {
  text-align: left;
  font-size: 14px;
  margin: 0;
}

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

table {
  border-collapse: collapse;
  border-spacing: 0;
}

/* 英語フォント用 */
.en-font {
  font-family: "Quantico", sans-serif;
}

/* ========================================
   Layout - Wrapper
======================================== */
.wrapper {
  display: flex;
  justify-content: center;
  min-height: 100vh;
}

/* ========================================
   Sidebar (PC)
======================================== */
.sidebar {
  width: calc((100% - 450px)/ 2);
  padding: 40px 20px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.sidebar-left {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.sidebar-right {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

@media screen and (max-width: 768px) {
  .sidebar {
    display: none;
  }
}

/* PC Logo */
.pc-logo {
  margin-bottom: 40px;
}

.pc-logo img {
  max-width: 428px;
}

.pc-logo-text img {
  max-width: 400px;
}

/* PC Navigation */
.pc-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

.pc-nav ul li a {
  font-family: "Quantico", sans-serif;
  font-weight: 700;
  font-size: 40px;
  color: #fff;
  transition: opacity 0.3s ease;
}

.pc-nav ul li a:hover {
  opacity: 0.7;
}

/* ========================================
   Main Content
======================================== */
.main-content {
  width: 450px;
  max-width: 100%;
}

@media screen and (max-width: 768px) {
  .main-content {
    width: 100%;
  }
}

/* ========================================
   SP Header (Mobile)
======================================== */
.sp-header {
  display: none;
  background-color: #1e1e1e;
  padding: 24px 16px;
  text-align: center;
}

.sp-header__image{
  width: 100%;
  margin-bottom: 16px;
}

.sp-nav ul {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.sp-nav ul li a {
  font-family: "Quantico", sans-serif;
  font-size: 32px;
  font-weight: 700;
  line-height: 1;
  color: #fff;
}

@media screen and (max-width: 768px) {
  .sp-header {
    display: block;
  }
}

/* ========================================
   Hero Section
======================================== */
.hero {
  position: relative;
  width: 100%;
}

.hero img {
  width: 100%;
  height: auto;
  display: block;
}

.hero {
    margin-bottom: 64px;
    position: relative;
    overflow: hidden; /* 追加：画像が揺れた的にはみ出さないようにする */
}

/* グリッジ中に少し色味を変えたい場合のクラス（JSで付け外しします） */
.is-glitching {
    filter: contrast(1.5) brightness(1.2); /* コントラストを上げてバグった感を出す */
    position: relative;
    z-index: 1;
}

/* style.css */

.hero-logo-overlay {
    text-align: center;
    margin-top: -40px;
    position: relative;
    z-index: 2;

    /* --- ここから追加・変更 --- */
    opacity: 0; /* 最初は完全に見えなくする */
    transition: opacity 3.0s ease; /* 3秒かけてゆっくり変化させる */
}

/* JSでこのクラスがつくと表示される */
.hero-logo-overlay.is-visible {
    opacity: 1;
}
/* ========================================
   Content Inner
======================================== */
.content-inner {
  padding: 0 24px;
}

/* ========================================
   Section Common Styles
======================================== */
.section {
  margin: 64px 0;
}

.section-title {
  width: 100%;
  text-align: center;
  font-family: "Quantico", sans-serif;
  font-weight: 700;
  color: #fff;
  font-size: 48px;
  line-height: 1;
  margin: 0 0 32px 0;
  padding: 4px 0;
}

/* ========================================
   Button
======================================== */
.btn {
  display: block;
  background-color: #0082D3;
  border: solid 1px #0082D3;
  color: #fff;
  border-radius: 100px;
  text-align: center;
  font-size: 18px;
  font-family: "Quantico", sans-serif;
  font-weight: 700;
  padding: 8px 0;
  margin: 16px 0;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.btn:hover {
  background-color: #1e1e1e;
  border: solid 1px #fff;
}

/* ========================================
   TOPICS Section
======================================== */
.topic-item {
  background-color: #fff;
  padding: 8px;
  margin-bottom: 1.5rem;
}

.topic-img {
  width: 100%;
  height: auto;
  margin-bottom: 16px;
}

.topic-date {
  font-size: 14px;
  font-family: "Quantico", sans-serif;
  font-weight: 700;
  color: #1e1e1e;
  margin-bottom: 8px;
}

.topic-title {
  font-size: 16px;
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 700;
  color: #1e1e1e;
}

/* ========================================
   LIVE INFO Section
======================================== */
.live-item {
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: solid 1px #fff;
}

.live-date {
  font-size: 14px;
  font-family: "Quantico", sans-serif;
  font-weight: 400;
  color: #fff;
  margin-bottom: 8px;
}

.live-title {
  font-size: 16px;
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}

.live-desc {
  font-size: 14px;
  color: #ccc;
  line-height: 1.6;
}

#live .btn {
  margin-top: 32px;
}

/* ========================================
   NEWS Section
======================================== */
.sns-links {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin-block: 32px;
}

.sns-links a,
.sns-links span {
  font-family: "Quantico", sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: #fff;
}

.sns-links img {
  width: 32px;
  height: 32px;
  display: block;
}

.sns-links i {
  font-size: 32px;
  line-height: 1;
  display: block;
}

.news-list {
  margin: 0 0 32px 0;
}

.news-list dt {
  font-size: 14px;
  font-family: "Quantico", sans-serif;
  color: #fff;
  margin-bottom: 4px;
}

.news-list dd {
  font-size: 14px;
  color: #fff;
  margin: 0 0 16px 0;
  padding-bottom: 16px;
  border-bottom: solid 1px rgba(255, 255, 255, 0.3);
}

.news-list dd:last-of-type {
  margin-bottom: 0;
}

.news-text{
 text-align: center;
 font-size: 14px;
 line-height: 1.2;
}

/* ========================================
   BIOGRAPHY Section
======================================== */
.bio-artistphoto{
  margin-bottom: 8px;
}
.bio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.bio-item {
  aspect-ratio: 1 / 1;
  /* background-color: #333; */
}

/* ========================================
   PROFILE Section
======================================== */
.profile-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.profile-item {
  text-align: center;
}

.profile-img {
  width: 100%;
  height: auto;
  margin-bottom: 8px;
}

.profile-role {
  font-size: 12px;
  font-family: "Quantico", sans-serif;
  color: #ccc;
  margin-bottom: 4px;
}

.profile-name {
  font-size: 14px;
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 700;
  color: #fff;
}

/* ========================================
   Footer
======================================== */
.site-footer {
  background-color: #1e1e1e;
  padding: 40px 24px;
  text-align: center;
  border-top: solid 1px rgba(255, 255, 255, 0.2);
}

.footer-logo {
  margin-bottom: 24px;
}

.footer-nav {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.footer-nav li {
  font-family: "Quantico", sans-serif;
  font-size: 14px;
  color: #ccc;
}

.copy{
  font-size: 12px;
  line-height: 1;
  text-align: center;
  display: block;
  margin-bottom: 48px;
}