/* ===============================
   PULSE OF IMAGINATION UI
   Post-Punk / New Wave Theme (CLEAN)
================================ */

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

body {
  background: #07070a;
  color: #eaeaea;
  font-family: "IBM Plex Mono", "Noto Sans JP", monospace;
  letter-spacing: 0.02em;
  overflow-x: hidden;
}

/* ノイズ背景 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='.25'/%3E%3C/svg%3E");
  opacity: 0.05;
  pointer-events: none;
}

/* ===============================
   MAIN LAYOUT
================================ */

.special-live {
  position: relative;
  padding: 120px 24px;
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
  animation: fadeIn 1.2s ease both;
}

/* ===============================
   TYPOGRAPHY
================================ */

.title {
  font-size: clamp(28px, 4vw, 54px);
  font-family: "Space Grotesk", "Noto Sans JP", sans-serif;
  font-weight: 300;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  margin-bottom: 10px;
  display: inline-block;
  position: relative;
}

.title::after {
  content: "";
  display: block;
  height: 1px;
  width: 100%;
  background: linear-gradient(90deg, transparent, #7df9ff, transparent);
  margin-top: 14px;
  opacity: 0.7;
}

.sub,
.genre,
.notice-box p {
  font-family: "IBM Plex Mono", monospace;
  letter-spacing: 0.15em;
}

.sub {
  font-size: 14px;
  opacity: 0.6;
  margin-bottom: 40px;
}

/* ===============================
   OPENING INTRO (REBUILD)
================================ */

.opening {
  position: fixed;
  inset: 0;
  background: #07070a;
  z-index: 9999;

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

  opacity: 1;
  transition: opacity 1s ease, visibility 1s ease;

  overflow: hidden;
}

/* 背景ロゴレイヤー */
.opening-logo {
  position: absolute;
  inset: 0;

  background: url("img/logo.png") no-repeat center;
  background-size: 420px;

  opacity: 0.7;
  pointer-events: none;
  margin-top: -3%;
  z-index: 0;
}

/* コンテンツレイヤー */
.opening-inner {
  position: relative;
  z-index: 1;

  max-width: 900px;
  padding: 40px;
}

/* 小テキスト */
.opening-small {
  font-family: "IBM Plex Mono", monospace;
  font-size: 16px;
  letter-spacing: 0.3em;

  opacity: 0.7;
  margin-bottom: 25px;
}

/* メインタイトル */
.opening-title {
  font-family: "Space Grotesk", "Noto Sans JP", sans-serif;
  font-size: clamp(32px, 6vw, 72px);
  font-weight: 300;

  letter-spacing: 0.4em;
  text-transform: uppercase;

  margin-bottom: 35px;

  position: relative;
}

/* タイトル下ライン */
.opening-title::after {
  content: "";
  display: block;

  height: 1px;
  width: 100%;
  margin-top: 20px;

  background: linear-gradient(90deg, transparent, #7df9ff, transparent);
  opacity: 0.8;
}

/* CTAリンク */
.opening-link {
  display: inline-block;

  font-family: "IBM Plex Mono", monospace;
  font-size: 13px;
  letter-spacing: 0.25em;

  color: #eaeaea;
  text-decoration: none;

  padding: 12px 20px;

  border: 1px solid rgba(255,255,255,0.25);

  position: relative;
  overflow: hidden;

  transition: 0.3s ease;
}

/* hover光 */
.opening-link::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;

  background: linear-gradient(
    90deg,
    transparent,
    rgba(125,249,255,0.2),
    transparent
  );

  transition: 0.5s ease;
}

.opening-link:hover::before {
  left: 100%;
}

.opening-link:hover {
  border-color: #7df9ff;
  color: #7df9ff;
}

/* ===============================
   CLOSE BUTTON
================================ */

.opening-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 10;

  background: transparent;
  border: 1px solid rgba(255,255,255,0.25);

  color: #eaeaea;

  padding: 10px 14px;

  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  letter-spacing: 0.25em;

  cursor: pointer;

  transition: 0.3s ease;
}

/* ===============================
   FLYER
================================ */

.flyer {
  width: 80%;
  margin: 60px auto 80px;
  padding: 12px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.02);
  position: relative;
}

.flyer img {
  width: 100%;
  display: block;
  filter: contrast(1.05) saturate(0.9);
  transform: scale(1.02);
  transition: 0.6s ease;
}

.flyer:hover img {
  transform: scale(1.06);
  filter: contrast(1.15) saturate(1.1);
}

.flyer::before {
  content: "";
  position: absolute;
  top: 0;
  left: -50%;
  width: 200%;
  height: 1px;
  background: linear-gradient(90deg, transparent, #7df9ff, transparent);
  opacity: 0.6;
  animation: scanline 5s linear infinite;
}

/* ===============================
   NOTICE
================================ */

.notice-box {
  border: 1px solid rgba(255,255,255,0.12);
  padding: 18px 20px;
  margin: 40px 0;
  background: rgba(255,255,255,0.02);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.notice-box::before {
  content: "";
  position: absolute;
  top: 0;
  left: -50%;
  width: 200%;
  height: 1px;
  background: linear-gradient(90deg, transparent, #ff3d81, transparent);
  animation: scanline 4s linear infinite;
}

/* ===============================
   LINEUP
================================ */

.lineup {
  margin-top: 60px;
}

.lineup h3 {
  font-weight: 400;
  letter-spacing: 0.2em;
  margin-bottom: 16px;
  color: #7df9ff;
}

.lineup ul {
  list-style: none;
}

.lineup li {
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: 0.25s ease;
}

.lineup li:hover {
  padding-left: 10px;
  color: #ff3d81;
}

/* ===============================
   TRAILER
================================ */

.trailer {
  margin-top: 60px;
}

.trailer h3 {
  letter-spacing: 0.2em;
  margin-bottom: 12px;
  color: #aaa;
}

.trailer iframe {
  width: 100%;
  aspect-ratio: 9 / 16;
  max-height: 600px;
  border: 1px solid rgba(255,255,255,0.1);
}

.comment {
  margin-top: 80px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.comment h3 {
  letter-spacing: 0.2em;
  margin-bottom: 20px;
  color: #aaa;
}

/* ===============================
   RESERVATION
================================ */

.reservation {
  margin-top: 60px;
}

.reservation a {
  display: inline-block;
  padding: 14px 26px;
  border: 1px solid rgba(255,255,255,0.3);
  text-decoration: none;
  color: #eaeaea;
  letter-spacing: 0.15em;
  transition: 0.3s ease;
  position: relative;
  overflow: hidden;
}

.reservation a::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(125,249,255,0.2), transparent);
  transition: 0.4s;
}

.reservation a:hover::before {
  left: 100%;
}

.reservation a:hover {
  border-color: #7df9ff;
  color: #7df9ff;
}

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

.sns-all {
  margin-top: 100px;
  padding: 40px 0;
  display: flex;
  justify-content: center;
}

.sns-inner {
  display: flex;
  gap: 18px;
  list-style: none;
}

.sns-inner li a {
  opacity: 0.6;
  filter: grayscale(1);
  transition: 0.3s ease;
}

.sns-inner li a:hover {
  opacity: 1;
  transform: translateY(-2px);
  filter: grayscale(0);
}

.sns-inner img {
  width: 22px;
  height: 22px;
}

/* ===============================
   CREDIT
================================ */

.cresit {
  text-align: center;
  margin: 40px 0 80px;
  opacity: 0.4;
}

.cresit h3 {
  font-size: 12px;
  letter-spacing: 0.25em;
}

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

.hbg-button {
  position: fixed;
  top: 20px;
  right: 20px;
  width: 42px;
  height: 32px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 2000;
}

.hbg-button span {
  display: block;
  height: 1px;
  width: 100%;
  background: #eaeaea;
  margin: 7px 0;
  transition: 0.35s ease;
}

.hbg-button.is-active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.hbg-button.is-active span:nth-child(2) {
  opacity: 0;
}

.hbg-button.is-active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* ===============================
   NAV
================================ */

.nav-menu {
  position: fixed;
  inset: 0;
  background: rgba(7, 7, 10, 0.96);
  backdrop-filter: blur(16px);

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

  opacity: 0;
  visibility: hidden;
  transform: scale(1.02);

  transition: opacity 0.5s ease, transform 0.5s ease, visibility 0.5s ease;

  z-index: 1500;
}

.nav-menu.is-active {
  opacity: 1;
  visibility: visible;
  transform: scale(1);
}

/* ===== MENU LIST ===== */
.hbg-list-inner {
  list-style: none;
  text-align: center;
  padding: 0;
  margin: 0;
}

.hbg-list-inner li {
  margin: 22px 0;
}

.hbg-list-inner a {
  font-family: "IBM Plex Mono", monospace;
  font-size: 18px;
  letter-spacing: 0.28em;

  color: #eaeaea;
  text-decoration: none;

  opacity: 0.55;
  display: inline-block;

  position: relative;
  transition: 0.35s ease;
}

/* hover line animation */
.hbg-list-inner a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0%;
  height: 1px;
  background: #7df9ff;
  transition: 0.35s ease;
  opacity: 0.8;
}

.hbg-list-inner a:hover {
  opacity: 1;
  color: #7df9ff;
  transform: translateX(6px);
}

.hbg-list-inner a:hover::after {
  width: 100%;
}

/* ===== SNS ===== */
.sns-menue-inner {
  display: flex;
  justify-content: center;
  gap: 18px;

  margin-top: 60px;
  padding: 0;

  list-style: none;
}

.sns-menue-inner img {
  width: 20px;
  opacity: 0.5;

  filter: grayscale(1);
  transition: 0.35s ease;
}

.sns-menue-inner img:hover {
  opacity: 1;
  filter: grayscale(0);
  transform: translateY(-2px) scale(1.1);
}

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

@keyframes scanline {
  0% { transform: translateX(0); }
  100% { transform: translateX(50%); }
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===============================
   RESPONSIVE
================================ */

@media (max-width: 768px) {
  .special-live {
    padding: 80px 16px;
  }

  .title {
    letter-spacing: 0.15em;
  }
}