/* 폰트 및 배경 */
body {
    font-family: 'Pretendard', sans-serif;
    margin: 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    color: #1e293b;
    line-height: 1.6;
  }
  
  /* 공통 컨테이너 */
  .container {
    width: 90%;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
  }
  
  /* 헤더 */
header {
  position: relative;
  background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
  color: #fff;
  padding: 48px 0 80px 0;
  text-align: center;
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.3);
  min-height: 320px;
  overflow: hidden;
}
.header-bar {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  position: absolute;
  top: 0;
  left: 0;
  padding: 24px 32px 0 32px;
  box-sizing: border-box;
  z-index: 10;
}
.logo-area {
  flex: 0 0 auto;
}
.instagram-logo {
  width: 44px;
  height: 44px;
  color: #fff;
  transition: all 0.3s ease;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
}

.instagram-logo:hover {
  color: #fbbf24;
  transform: scale(1.1);
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.3));
}
.lang-area {
  flex: 0 0 auto;
}
.lang-switch {
  display: flex;
  gap: 8px;
}
.header-center {
  max-width: 800px;
  margin: 0 auto;
  padding-top: 40px;
}
.ticket-btn {
  margin-top: 32px;
  font-size: 1.2rem;
  padding: 16px 36px;
}
@media (max-width: 900px) {
  .header-bar {
    padding: 12px 10px 0 10px;
  }
  .instagram-logo {
    width: 32px;
    height: 32px;
  }
  .header-center {
    padding-top: 28px;
  }
  .ticket-btn {
    font-size: 1rem;
    padding: 10px 18px;
    margin-top: 18px;
  }
}
  header h1 {
    font-size: 2.5rem;
    margin: 0;
    color: #ffffff;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  }
  header p {
    font-size: 1.1rem;
    margin-top: 8px;
    color: #e2e8f0;
  }
  
  /* 섹션 */
  section {
    margin-bottom: 40px;
    background: #ffffff;
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  }
  section h2 {
    color: #1e40af;
    margin-bottom: 20px;
    font-size: 1.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
  }
  section p {
    font-size: 1.1rem;
    color: #475569;
  }
  
  /* 라인업 */
  .lineup {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
  }
  
  .artist {
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    padding: 20px;
    border-radius: 12px;
    border-left: 4px solid #3b82f6;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  }
  
  .artist:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.2);
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
  }
  
  .artist h3 {
    color: #1e40af;
    margin: 0 0 8px 0;
    font-size: 1.3rem;
  }
  
  .artist p {
    color: #64748b;
    margin: 0;
    font-size: 0.9rem;
  }
  
  /* 입장료 정보 */
  .ticket-info {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    padding: 25px;
    border-radius: 12px;
    border: 2px solid #3b82f6;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.15);
  }
  
  .ticket-info p {
    font-size: 1.2rem;
    margin: 10px 0;
    color: #1e293b;
  }
  
  .discount {
    color: #1e40af !important;
    font-style: italic;
    font-size: 1rem !important;
    font-weight: 600;
  }
  
  /* 크레딧 */
  .credits {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    padding: 25px;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
  }
  
  .credits p {
    margin: 8px 0;
    font-size: 1rem;
    color: #475569;
  }
  
  /* 영상 */
  .video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    margin-top: 10px;
  }
  .video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 8px;
  }
  
  /* 포스터 이미지 */
  .poster {
    width: 85%;
    max-width: 600px;
    display: block;
    margin: 0 auto;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
    transition: transform 0.3s ease;
  }
  
  .poster:hover {
    transform: scale(1.02);
  }
  
  /* 버튼 */
  .btn {
    display: inline-block;
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    color: white;
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 8px;
    margin-top: 10px;
    transition: all 0.3s ease;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 1.1rem;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
  }
  .btn:hover {
    background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
  }
  
  /* 푸터 */
  footer {
    text-align: center;
    padding: 20px;
    font-size: 0.9rem;
    color: #64748b;
    background: #ffffff;
    border-top: 1px solid #e2e8f0;
  }
  
  .video-wrapper {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* 헤더 플렉스 정렬 */
.header-flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}
.header-left {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
}
.header-center {
  flex: 1 1 300px;
  text-align: center;
  min-width: 300px;
}
.header-right {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}
.insta-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  margin-right: 8px;
  background: #fff;
  box-shadow: 0 2px 8px rgba(59,130,246,0.12);
}

/* 언어 전환 버튼 */
.lang-switch {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}
.lang-btn {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 1.2rem;
  cursor: pointer;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}
.lang-btn.active, .lang-btn:hover {
  background: rgba(255, 255, 255, 0.9);
  color: #1e40af;
  border-color: rgba(255, 255, 255, 0.8);
  transform: translateY(-2px);
}

.ticket-btn {
  margin-bottom: 8px;
  white-space: nowrap;
}

/* 타임테이블 */
.timetable {
  width: 100%;
  border-collapse: collapse;
  margin: 0 auto 10px auto;
  background: #f8fafc;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(59,130,246,0.08);
}
.timetable th, .timetable td {
  padding: 10px 16px;
  text-align: center;
  border-bottom: 1px solid #e2e8f0;
  font-size: 1rem;
}
.timetable th {
  background: #3b82f6;
  color: #fff;
  font-weight: 600;
  font-size: 1.1rem;
}
.timetable tr:last-child td {
  border-bottom: none;
}

/* 지도 섹션 */
.map-container {
  width: 100%;
  max-width: 720px;
  margin: 0 auto 16px auto;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(59,130,246,0.10);
}
.venue-info {
  margin-top: 10px;
  text-align: center;
}
.venue-btn {
  margin-top: 8px;
}

.venue-link-bottom {
  width: 100%;
  text-align: center;
  margin: 40px 0 0 0;
}
.venue-map-btn {
  margin-top: 0;
}

@media screen and (min-width: 768px) {
  .video-wrapper {
    flex-direction: row;
    justify-content: space-between;
  }
  .video-container {
    flex: 1;
  }
  
  .lineup {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
}

/* 반응형 디자인 */
@media screen and (max-width: 768px) {
  header h1 {
    font-size: 2rem;
  }
  
  .lineup {
    grid-template-columns: 1fr;
  }
  
  .artist {
    padding: 15px;
  }
  
  .ticket-info, .credits {
    padding: 20px;
  }
  
  section {
    padding: 20px;
  }
}

/* 반응형 개선 */
@media screen and (max-width: 900px) {
  .header-flex {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }
  .header-right {
    align-items: flex-end;
    flex-direction: row;
    gap: 10px;
  }
  .header-center {
    order: 2;
  }
}
@media screen and (max-width: 600px) {
  .header-center h1 {
    font-size: 1.3rem;
  }
  .timetable th, .timetable td {
    padding: 6px 4px;
    font-size: 0.95rem;
  }
  .map-container {
    height: 220px;
  }
  .poster {
    width: 100%;
    max-width: 100%;
  }
}