:root {
  --kcon-pink: #ff00df;
  --kcon-pink-dark: #de00c3;
  --kcon-yellow: #fff6a8;
  --kcon-blue: #11c8f4;
  --bg-light-pink: #fff1fd;
  --bg-soft: #f3fbff;
  --text-main: #111827;
  --text-sub: #4b5563;
  --text-muted: #6b7280;
  --line: #ececf3;
  --card-shadow: 0 18px 40px rgba(17, 24, 39, 0.08);
  --card-shadow-soft: 0 8px 24px rgba(17, 24, 39, 0.05);
  --radius-xl: 26px;
  --radius-lg: 18px;
  --radius-md: 14px;
  --max-width: 760px;
  --header-h: 76px;
  --header-h-compact: 40px;
  --tab-h: 58px;
  --safe-top: env(safe-area-inset-top, 0px);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'Meiryo', sans-serif;
  background:
  radial-gradient(circle at top left, rgba(255, 0, 223, 0.06), transparent 26%),
  radial-gradient(circle at top right, rgba(17, 200, 244, 0.16), transparent 30%),
  linear-gradient(180deg, #fbfeff 0%, #f0fbff 52%, #e8f7ff 100%);
  color: var(--text-main);
  line-height: 1.65;
  word-break: break-word;
}
img { display: block; max-width: 100%; }
ul { list-style: none; }
a { text-decoration: none; color: inherit; }
button { font: inherit; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-top: calc(var(--header-h) + var(--safe-top));
  background: rgba(255,255,255,0.97);
  backdrop-filter: none;
  min-height: 100vh;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.72), 0 22px 56px rgba(17, 200, 244, 0.08);
  position: relative;
  overflow: visible;
}

.container::before,
.container::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  filter: blur(18px);
  opacity: 0.1;
  pointer-events: none;
  z-index: 0;
}
.container::before {
  width: 160px;
  height: 160px;
  background: linear-gradient(180deg, rgba(255, 0, 223, 0.12), rgba(255, 255, 255, 0.02));
  top: 150px;
  right: -40px;
}
.container::after {
  width: 180px;
  height: 180px;
  background: rgba(17, 200, 244, 0.75);
  top: 580px;
  left: -80px;
}

header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 120;
  height: calc(var(--header-h) + var(--safe-top));
  padding-top: var(--safe-top);
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  backdrop-filter: none;
  border-bottom: 0;
  transition: height 0.24s ease, transform 0.24s ease, opacity 0.24s ease;
}
header.is-compact {
  height: calc(var(--header-h-compact) + var(--safe-top));
}
body.has-tabs-fixed header {
  transform: translateY(calc(-100% - var(--safe-top)));
  opacity: 0;
  pointer-events: none;
}
header::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: min(100%, var(--max-width));
  transform: translateX(-50%);
  background: rgba(247, 253, 255, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(17, 200, 244, 0.1);
  z-index: -1;
  transition: inherit;
}
.logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 16px;
}
.logo img {
  display: block;
  width: auto;
  max-width: 100%;
  height: 50px;
  object-fit: contain;
  transition: height 0.24s ease;
}
header.is-compact .logo img {
  height: 30px;
}

main {
  position: relative;
  z-index: 1;
}

/* 응원봉 전체 컨테이너 */
.KconStickWrapper {
  position: relative;
  display: inline-block;
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  z-index: 50;
  margin-left: -23px;
}

/* 기본 대기 상태: 둥둥 뜨는 애니메이션 */
.FloatMotion {
  animation: float-keyframe 3s ease-in-out infinite;
}

@keyframes float-keyframe {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

/* 마우스 호버 시: 흔들리는 애니메이션 */
.KconStickWrapper:hover .ShakeMotion {
  animation: shake-keyframe 0.5s ease-in-out infinite;
  transform-origin: bottom center;
}

@keyframes shake-keyframe {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(-8deg); }
  75% { transform: rotate(8deg); }
}

/* 화면 전체 효과 요소 공통 스타일 */
.FXElement {
  position: fixed; 
  pointer-events: none;
  opacity: 0;
  z-index: 10;
}

/* 하트 상승 애니메이션 */
@keyframes anim-heart-rise {
  0% { transform: translateY(0) scale(0) rotate(0deg); opacity: 0; }
  20% { opacity: 1; }
  100% { transform: translateY(-200px) scale(var(--size)) rotate(var(--rotate)); opacity: 0; }
}

/* 눈 하강 애니메이션 */
@keyframes anim-snow-fall {
  0% { transform: translateY(-10vh) translateX(0); opacity: 0; }
  20% { opacity: 1; }
  100% { transform: translateY(110vh) translateX(50px); opacity: 0; }
}

/* 비 하강 애니메이션 */
@keyframes anim-rain-fall {
  0% { transform: translateY(-10vh) scaleY(1.5); opacity: 0; }
  10% { opacity: 1; }
  100% { transform: translateY(110vh) scaleY(1); opacity: 0; }
}

/* 바람 휩쓸기 애니메이션 */
@keyframes anim-wind-sweep {
  0% { transform: translateX(-10vw) scaleX(0); opacity: 0; }
  50% { opacity: 0.5; }
  100% { transform: translateX(110vw) scaleX(3); opacity: 0; }
}

/* 번개 화면 섬광 효과 */
.FlashLayer {
  position: fixed;
  top: 0; left: 0; width: 100vw; height: 100vh;
  background: white;
  opacity: 0;
  pointer-events: none;
  z-index: 100;
}
@keyframes anim-flash-screen {
  0%, 100% { opacity: 0; }
  10%, 30% { opacity: 0.25; }
  20% { opacity: 0.1; }
}
@keyframes anim-lightning-bolt {
  0% { opacity: 0; transform: scaleY(0); }
  10%, 90% { opacity: 1; transform: scaleY(1); }
  100% { opacity: 0; transform: scaleY(1.2); }
}

/* 응원봉 이미지 스타일 */
.StickVisual {
  width: 15px;
  height: auto;
  filter: drop-shadow(0 0 5px rgba(255, 77, 166, 0.4));
  transition: transform 0.1s;
}

/* 클릭 시 누르는 반응 */
.KconStickWrapper:active .StickVisual {
  transform: scale(0.85);
}

.gradient-sky {
  background: linear-gradient(180deg, #FFD1E8 0%, #FFF5F9 100%);
}

.gradient-mesh {
  background-color: #FFB3D9;
  background-image: 
    radial-gradient(at 0% 0%, hsla(330, 100%, 70%, 1) 0px, transparent 50%),
    radial-gradient(at 100% 0%, hsla(84, 75%, 55%, 1) 0px, transparent 50%),
    radial-gradient(at 100% 100%, hsla(270, 100%, 70%, 1) 0px, transparent 50%),
    radial-gradient(at 0% 100%, hsla(340, 100%, 65%, 1) 0px, transparent 50%);
}

.floating {
  animation: floating 3s ease-in-out infinite;
}

@keyframes floating {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
  100% { transform: translateY(0px); }
}

/* 별 회전 애니메이션 관련 스타일 */
.stick-container {
  position: relative;
  display: inline-block;
}

.star {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  opacity: 0;
  transition: opacity 0.5s ease;
  pointer-events: none;
  z-index: 5;
}

.stick-container:hover .star {
  opacity: 1;
}

/* 개별 별의 궤도 및 속도 설정 */
.star-1 { --radius: 50px; --duration: 4s; animation: orbit var(--duration) linear infinite; }
.star-2 { --radius: 50px; --duration: 6s; animation: orbit var(--duration) linear infinite reverse; }
.star-3 { --radius: 50px; --duration: 3s; animation: orbit var(--duration) linear infinite; animation-delay: -1s; }
.star-4 { --radius: 50px; --duration: 5s; animation: orbit var(--duration) linear infinite; animation-delay: -2s; }
.star-5 { --radius: 50px; --duration: 7s; animation: orbit var(--duration) linear infinite reverse; animation-delay: -3s; }

@keyframes orbit {
  0% {
    transform: rotate(0deg) translateX(var(--radius)) rotate(0deg);
  }
  100% {
    transform: rotate(360deg) translateX(var(--radius)) rotate(-360deg);
  }
}

/* 평상시 둥둥 떠 있는 애니메이션 */
.floating {
  animation: floating 3s ease-in-out infinite;
}

/* 마우스 오버 시 흔들리는 애니메이션 (하단 고정 회전) */
@keyframes shake-stick {
  0% { transform: rotate(0deg); }
  25% { transform: rotate(-15deg); }
  50% { transform: rotate(0deg); }
  75% { transform: rotate(15deg); }
  100% { transform: rotate(0deg); }
}

.group:hover .shake-animate {
  animation: shake-stick 0.6s ease-in-out infinite;
  transform-origin: bottom center; /* 아래쪽을 축으로 흔들리게 설정 */
}

/* SVG 공통 */
.star {
  width: 10px;          /* 원하는 크기로 조절 */
  height: 10px;
  fill: currentColor;   /* 핵심: color 값을 fill로 사용 */
}

/* 색상 */
.text-yellow-400{
  color: #facc15;
}

.text-pink-400{
  color: #f472b6;
}

.text-green-400{
  color: #4ade80;
}

.text-purple-400{
  color: #c084fc;
}

.text-blue-300{
  color: #93c5fd;
}

.hero {
  position: relative;
  overflow: hidden;
  color: #fff;
  background:
  radial-gradient(circle at 16% 14%, rgba(255, 255, 255, 0.3), transparent 18%), radial-gradient(circle at 85% 20%, rgba(255, 255, 255, 0.18), transparent 24%), linear-gradient(160deg, #ff4ce5 0%, #f85be3 44%, #fbebf8 100%);    
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
  linear-gradient(180deg, rgba(255,255,255,0.08), rgba(0, 119, 170, 0.12)),
  radial-gradient(circle at 82% 12%, rgba(255, 0, 223, 0.24), transparent 20%);
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
  padding: 34px 22px 24px;
  text-align: center;
}
.hero-topline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(255,255,255,0.16);
  border: 1px solid rgba(255,255,255,0.28);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 18px;
}
.hero h1 {
  font-size: clamp(1.9rem, 6vw, 2.8rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
  text-shadow: 0 10px 26px rgba(0, 109, 156, 0.18);
}
.hero p {
  font-size: 0.95rem;
  opacity: 0.94;
  max-width: 620px;
  margin: 0 auto;
  line-height: 1.75;
}
.mobile-break {
  display: none;
}
.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 26px auto 0;
  max-width: 620px;
}
.hero-meta-item {
  background: rgba(255,255,255,0.18);
  border: 1px solid rgba(255,255,255,0.24);
  border-radius: 20px;
  padding: 16px 12px;
  backdrop-filter: blur(6px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.12);
}
.hero-meta-label {
  font-size: 0.68rem;
  opacity: 0.78;
  margin-bottom: 6px;
  font-weight: bold;
}
.hero-meta-value {
  font-size: 0.88rem;
  font-weight: 800;
  line-height: 1.4;
}
.hero-meta-value .logo{
  height: 30px;
  display: inline-block;
  width: auto;
}
.hero-visual-wrap {
  position: relative;
  z-index: 2;
  padding: 8px 18px 22px;
}
.hero-img {
  width: 100%;
  border-radius: 24px;
  box-shadow: 0 16px 32px rgba(3, 116, 166, 0.14);
  border: 1px solid rgba(255,255,255,0.16);
  filter: saturate(1.02) brightness(1);
}

.tabs {
  z-index: 110;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  padding: 12px 16px;
  background: rgba(245, 252, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(17, 200, 244, 0.08);
}
.tabs.is-fixed {
  position: fixed;
  top: calc(var(--header-h) + var(--safe-top));
  left: 50%;
  width: min(100%, var(--max-width));
  transform: translateX(-50%);
}
body.has-tabs-fixed .tabs.is-fixed {
  top: 0;
  z-index: 130;
}
body.is-header-compact .tabs.is-fixed {
  top: calc(var(--header-h-compact) + var(--safe-top));
}
body.has-tabs-fixed.is-header-compact .tabs.is-fixed {
  top: 0;
}
.tabs-placeholder {
  display: none;
}
.tabs-placeholder.is-active {
  display: block;
}
.tab-item {
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-sub);
  padding: 0 10px;
  cursor: pointer;
  transition: all 0.25s ease;
  box-shadow: 0 4px 10px rgba(17,24,39,0.04);
}
.tab-item.active {
  color: #fff;
  background: linear-gradient(135deg, var(--kcon-pink), #ff5a54);
  border-color: transparent;
  box-shadow: 0 10px 20px rgba(255, 0, 138, 0.24);
}

section {
  padding: 42px 18px;
  scroll-margin-top: calc(var(--header-h) + var(--tab-h) + var(--safe-top) + 8px);
}

.section-title {
  text-align: center;
  margin-bottom: 26px;
}
.section-title .eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--kcon-pink);
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}
.section-title h2 {
  font-size: clamp(1.45rem, 4vw, 1.8rem);
  line-height: 1.25;
  font-weight: 900;
  letter-spacing: -0.03em;
}
.section-title p {
  margin-top: 10px;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.stack { display: grid; gap: 18px; }

.info-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.98), rgba(250,250,253,0.98));
  border: 1px solid rgba(255, 0, 138, 0.12);
  border-radius: var(--radius-xl);
  padding: 22px;
  box-shadow: var(--card-shadow);
}
.info-card h3 {
  font-size: 1.05rem;
  margin-bottom: 16px;
  color: var(--kcon-pink);
  display: flex;
  align-items: center;
  gap: 10px;
}
.info-card h3::before {
  content: "";
  width: 8px;
  height: 24px;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--kcon-pink), #ff6f61);
  flex: 0 0 auto;
}

.schedule-list {
  display: grid;
  gap: 12px;
}
.schedule-list li {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
  box-shadow: var(--card-shadow-soft);
}
.schedule-list .date {
  font-weight: 800;
  color: var(--text-main);
}
.schedule-list .time {
  font-weight: 900;
  color: var(--kcon-pink);
  white-space: nowrap;
}

.ticket-card {
  background: linear-gradient(180deg, #ffffff, #fff7fb);
}
.ticket-label {
  display: inline-flex;
  padding: 7px 12px;
  border-radius: 999px;
  background: var(--bg-light-pink);
  color: var(--kcon-pink);
  font-size: 0.78rem;
  font-weight: 800;
  margin-bottom: 14px;
}
.ticket-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.ticket-title {
  font-size: 1.1rem;
  font-weight: 900;
  line-height: 1.35;
}
.price-box {
  flex: 1 1 240px;
  background: #fff;
  border: 1px solid rgba(255, 0, 138, 0.14);
  border-radius: 22px;
  padding: 24px 20px;
  text-align: center;
  box-shadow: 0 16px 30px rgba(255, 0, 138, 0.08);
}
.price-caption {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}
.price {
  font-size: clamp(2.1rem, 7vw, 3rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--text-main);
}
.price span {
  font-size: 1rem;
  font-weight: 700;
  margin-left: 4px;
}
.price-note {
  margin-top: 8px;
  font-size: 0.8rem;
  color: var(--text-muted);
}
.ticket-period {
  margin-top: 14px;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(17, 200, 244, 0.08);
  border: 1px solid rgba(17, 200, 244, 0.14);
}
.ticket-period-label {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.ticket-period-value {
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.5;
}
.steps-highlight {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  margin-top: 22px;
  padding: 14px 18px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(255, 0, 223, 0.12), rgba(17, 200, 244, 0.14));
  border: 1px solid rgba(255, 0, 223, 0.18);
  color: var(--kcon-pink-dark);
  text-align: center;
  font-size: 1.08rem;
  font-weight: 900;
  line-height: 1.3;
  box-shadow: 0 12px 24px rgba(17, 24, 39, 0.06);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 22px;
}
.step-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 18px 12px 16px;
  text-align: center;
  box-shadow: var(--card-shadow-soft);
}
.step-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 12px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  font-size: 0.75rem;
  font-weight: 900;
  color: #fff;
  background: linear-gradient(135deg, var(--kcon-pink), #ff6b59);
  box-shadow: 0 12px 24px rgba(255, 0, 138, 0.24);
}
.step-item strong {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 4px;
}
.step-item p {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.5;
  white-space: pre-line;
}
.step-note {
  display: block;
  margin-top: 8px;
  font-size: 0.72rem;
  line-height: 1.55;
  color: #7b8798;
}
.ticket-notice {
  margin-top: 20px;
  padding: 18px 16px;
  border-radius: 20px;
  background: rgba(255, 0, 223, 0.05);
  border: 1px solid rgba(255, 0, 223, 0.12);
}
.ticket-notice h4 {
  font-size: 0.88rem;
  font-weight: 900;
  color: var(--text-main);
  margin-bottom: 10px;
}
.ticket-notice p {
  font-size: 0.8rem;
  color: var(--text-sub);
  line-height: 1.7;
  white-space: pre-line;
}

.cta-area {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}
.cta-btn,
.cta-sub-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 58px;
  border-radius: 18px;
  font-weight: 900;
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}
.cta-btn {
  color: #fff !important;
  background: linear-gradient(135deg, var(--kcon-pink), #ff4fd8);
  box-shadow: 0 18px 30px rgba(255, 0, 223, 0.28);
  font-size: 1.02rem;
}
.cta-sub-btn {
  background: #fff;
  border: 1px solid var(--line);
  color: var(--text-main);
  font-size: 0.95rem;
  box-shadow: var(--card-shadow-soft);
}
.cta-btn:active,
.cta-sub-btn:active { transform: translateY(1px) scale(0.99); }
.floating-ticket-cta {
  position: fixed;
  left: 50%;
  bottom: calc(18px + env(safe-area-inset-bottom, 0px));
  transform: translate(-50%, calc(100% + 32px));
  width: min(calc(100% - 28px), 520px);
  z-index: 240;
  opacity: 0;
  pointer-events: none;
  transition: transform 0.32s ease, opacity 0.24s ease;
}
.floating-ticket-cta.is-visible {
  transform: translate(-50%, 0);
  opacity: 1;
  pointer-events: auto;
}
.floating-ticket-cta .cta-btn {
  min-height: 58px;
  box-shadow: 0 20px 40px rgba(255, 0, 223, 0.24), 0 8px 18px rgba(17, 200, 244, 0.16);
}
.scroll-top-btn {
  position: fixed;
  right: 13%;
  bottom: calc(100px + env(safe-area-inset-bottom, 0px));
  width: 64px;
  padding: 0;
  border: 0;
  background: transparent;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  z-index: 235;
  opacity: 0;
  transform: translateY(18px);
  pointer-events: none;
  transition: opacity 0.24s ease, transform 0.24s ease, bottom 0.24s ease, filter 0.24s ease;
  cursor: pointer;
}
.scroll-top-btn img {
  display: block;
  width: 52px;
  height: 52px;
  object-fit: contain;
  transition: transform 0.24s ease, filter 0.24s ease;
}
.scroll-top-btn span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 22px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid rgba(255, 0, 223, 0.26);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 8px 18px rgba(17, 24, 39, 0.08);
  color: var(--kcon-pink-dark);
  font-size: 0.68rem;
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0.04em;
  transition: transform 0.24s ease, background-color 0.24s ease, border-color 0.24s ease, color 0.24s ease, box-shadow 0.24s ease;
}
.scroll-top-btn.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.scroll-top-btn.is-raised {
  bottom: calc(168px + env(safe-area-inset-bottom, 0px));
}

/* LET'S KCON burst overlay start: copy with the matching HTML/JS comments */
.lets-kcon-burst {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  pointer-events: none;
  opacity: 0;
  z-index: 320;
}
.lets-kcon-burst::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
  radial-gradient(circle at center, rgba(255, 255, 255, 0.12), transparent 34%),
  rgba(10, 14, 25, 0.42);
  opacity: 0;
}
.lets-kcon-burst img {
  position: relative;
  z-index: 1;
  width: min(72vw, 480px);
  max-width: calc(100% - 40px);
  transform: translateY(24px) scale(0.28) rotate(-10deg);
  opacity: 0;
  filter: drop-shadow(0 28px 44px rgba(255, 0, 223, 0.2));
}
.lets-kcon-burst.is-active {
  animation: lets-kcon-stage 0.9s ease forwards;
}
.lets-kcon-burst.is-active::before {
  animation: lets-kcon-mask 0.9s ease forwards;
}
.lets-kcon-burst.is-active img {
  animation: lets-kcon-pop 0.9s cubic-bezier(0.2, 0.9, 0.2, 1) forwards;
}
@keyframes lets-kcon-stage {
  0% { opacity: 0; }
  10% { opacity: 1; }
  75% { opacity: 1; }
  100% { opacity: 0; }
}
@keyframes lets-kcon-pop {
  0% {
  transform: translateY(28px) scale(0.22) rotate(-12deg);
  opacity: 0;
  }
  32% {
  transform: translateY(-10px) scale(1.18) rotate(3deg);
  opacity: 1;
  }
  58% {
  transform: translateY(0) scale(0.96) rotate(-2deg);
  opacity: 1;
  }
  80% {
  transform: translateY(-4px) scale(1.04) rotate(1deg);
  opacity: 1;
  }
  100% {
  transform: translateY(-22px) scale(1.32) rotate(0deg);
  opacity: 0;
  }
}
@keyframes lets-kcon-mask {
  0% { opacity: 0; }
  16% { opacity: 1; }
  72% { opacity: 1; }
  100% { opacity: 0; }
}
/* LET'S KCON burst overlay end */

@media (hover: hover) and (pointer: fine) {
  .scroll-top-btn:hover {
  transform: translateY(-4px);
  filter: drop-shadow(0 14px 24px rgba(17, 24, 39, 0.12));
  }
  .scroll-top-btn:hover img {
  transform: scale(1.08);
  filter: saturate(1.06);
  }
  .scroll-top-btn:hover span {
  transform: translateY(1px);
  background: linear-gradient(135deg, #fff7fd, #eefaff);
  border-color: rgba(255, 0, 223, 0.42);
  color: var(--kcon-pink);
  box-shadow: 0 10px 22px rgba(255, 0, 223, 0.14);
  }
}



/* [6] 캠페인 섹션 - 발광 CD 및 무지개 음표 애니메이션 */
.cd-display-container {
    width: 320px;
    height: 320px;
    margin: 0 auto 50px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 뒤쪽 무지개 오라 */
.rainbow-aura {
    position: absolute;
    width: 100%;
    height: 100%;
    background: conic-gradient(
        from 0deg,
        rgba(255, 0, 138, 0.4),
        rgba(255, 242, 0, 0.4),
        rgba(0, 174, 239, 0.4),
        rgba(0, 255, 127, 0.4),
        rgba(255, 0, 138, 0.4)
    );
    border-radius: 50%;
    filter: blur(50px);
    z-index: 1;
    animation: aura-spin 12s linear infinite, aura-pulse 4s ease-in-out infinite;
}

@keyframes aura-spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes aura-pulse { 0%, 100% { transform: scale(0.9); opacity: 0.5; } 50% { transform: scale(1.3); opacity: 0.8; } }

.jewel-case {
    position: absolute;
    width: 85%;
    height: 85%;
    background: rgba(255, 255, 255, 0.1);
    border: 1.5px solid rgba(255, 255, 255, 0.4);
    border-radius: 12px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.15), inset 0 0 20px rgba(255,255,255,0.2);
    z-index: 20; 
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

.signed-sticker {
    background: var(--kcon-pink);
    color: #fff;
    padding: 10px 26px; 
    border-radius: 50px;
    font-size: 0.8rem; 
    font-family: 'Montserrat', sans-serif;
    font-weight: 900;
    letter-spacing: 1.5px; 
    text-transform: uppercase;
    box-shadow: 0 10px 20px rgba(0,0,0,0.4);
    transform: rotate(-8deg) translateY(-95px); 
    z-index: 35;
    white-space: nowrap;
}

.cd-wrapper {
    width: 78%;
    height: 78%;
    z-index: 5; 
    filter: drop-shadow(0 20px 40px rgba(0,0,0,0.35));
    position: relative;
    overflow: hidden;
    border-radius: 50%;
    background: radial-gradient(circle at 50% 50%, #eee 0%, #ccc 60%, #999 100%);
    -webkit-mask-image: -webkit-radial-gradient(white, black);
    animation: cd-spin 5s linear infinite;
}

.rainbow-shimmer {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    border-radius: 50%;
    background: conic-gradient(
        from 0deg,
        rgba(255, 255, 255, 0.95) 0deg,
        rgba(255, 0, 138, 0.7) 30deg,
        rgba(255, 255, 255, 0.2) 60deg,
        rgba(255, 242, 0, 0.7) 90deg,
        rgba(255, 255, 255, 0.95) 120deg,
        rgba(0, 174, 239, 0.7) 180deg,
        rgba(255, 255, 255, 0.1) 220deg,
        rgba(0, 255, 127, 0.7) 270deg,
        rgba(255, 255, 255, 0.95) 320deg,
        rgba(255, 255, 255, 0.95) 360deg
    );
    mix-blend-mode: color-dodge;
    filter: brightness(1.3) contrast(1.4);
    animation: light-rotate 4s linear infinite;
}

.cd-center-static {
    position: absolute;
    z-index: 25;
    width: 25%;
    height: 25%;
    pointer-events: none;
    display: flex;
    align-items: center;
    justify-content: center;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

@keyframes cd-spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes light-rotate { from { transform: rotate(360deg); } to { transform: rotate(0deg); } }

/* [7] 자유 발산 음표 애니메이션 (원반 전체에서 위로 길게 탈출) */
.notes-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 50; /* 최상단 레이어로 변경 */
    overflow: visible;
}
.music-note {
    position: absolute;
    font-size: 28px;
    font-weight: bold;
    opacity: 0;
    /* 생성 위치는 자바스크립트에서 랜덤으로 부여 */
    animation: float-escape 5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

/* 음표가 생성된 위치에서 높이 솟구쳐 경계를 넘어가며 사라지는 로직 */
@keyframes float-escape {
    0% { 
        transform: translate(0, 0) scale(0.3) rotate(0deg); 
        opacity: 0; 
    }
    15% { 
        opacity: 1; 
        transform: translate(0, -20px) scale(1);
    }
    100% { 
        /* 원반 경계를 훨씬 지나 위로 이동하며 사라짐 */
        transform: translate(var(--drift), -300px) scale(1.6) rotate(var(--rot)); 
        opacity: 0; 
    }
}




.lineup-wrap { display: grid; gap: 28px; }
.lineup-day {
  background: linear-gradient(180deg, #ffffff, #fafafd);
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 20px;
  box-shadow: var(--card-shadow-soft);
}
.lineup-day.day-1 {
  /* 기존: rgba(243, 251, 255, 0.98), rgba(227, 246, 255, 0.96) */
  background: linear-gradient(180deg, rgba(255, 243, 255, 0.98), rgba(255, 227, 255, 0.96));
  
  /* 기존: rgba(17, 200, 244, 0.22) */
  border-color: rgba(244, 17, 244, 0.22);
  
  /* 기존: rgba(17, 200, 244, 0.12) */
  box-shadow: 0 12px 28px rgba(244, 17, 244, 0.12);
}
.lineup-day.day-2 {
  /* 배경: 보라색이 은은하게 감도는 매우 밝은 그라데이션 */
  background: linear-gradient(180deg, rgba(251, 243, 255, 0.98), rgba(246, 227, 255, 0.96));
  
  /* 테두리: #b700ff 색상을 22% 투명도로 적용 */
  border-color: rgba(183, 0, 255, 0.22);
  
  /* 그림자: #b700ff 색상을 12% 투명도로 부드럽게 적용 */
  box-shadow: 0 12px 28px rgba(183, 0, 255, 0.12);
}
.lineup-day.day-3 {
  /* 배경: 핑크색이 은은하게 감도는 아주 밝은 그라데이션 */
  background: linear-gradient(180deg, rgba(255, 243, 252, 0.98), rgba(255, 227, 248, 0.96));
  
  /* 테두리: #ff00b4 색상을 22% 투명도로 적용 */
  border-color: rgba(255, 0, 180, 0.22);
  
  /* 그림자: #ff00b4 색상을 12% 투명도로 부드럽게 적용 */
  box-shadow: 0 12px 28px rgba(255, 0, 180, 0.12);
}
.lineup-day-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.lineup-day-title {
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--kcon-pink);
  letter-spacing: -0.02em;
}
.lineup-day.day-1 .lineup-day-title {
  color: #00a9da;
}
.lineup-day.day-2 .lineup-day-title {
  color: var(--kcon-pink);
}
.lineup-day.day-3 .lineup-day-title {
  color: #5b6cff;
}
.lineup-day-sub {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 700;
}
.lineup-day.day-1 .lineup-day-sub {
  color: #1791ba;
}
.lineup-day.day-2 .lineup-day-sub {
  color: #c214a8;
}
.lineup-day.day-3 .lineup-day-sub {
  color: #4f64d8;
}
.lineup-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.lineup-note {
  margin-top: 18px;
  font-size: 0.78rem;
  line-height: 1.7;
  color: var(--text-muted);
}
.artist-card {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3 / 4;
  box-shadow: 0 12px 24px rgba(17, 24, 39, 0.12);
  isolation: isolate;
  border: 0px;
  border-radius: 5px;
}
.artist-card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
}
.artist-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.artist-card:focus-visible {
  outline: 3px solid rgba(255, 242, 0, 0.9);
  outline-offset: 2px;
}
.artist-name {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  padding: 14px 10px 12px;
  color: #fff;
  font-weight: 800;
  text-align: center;
  font-size: 0.83rem;
  line-height: 1.28;
  letter-spacing: 0.02em;
  display: none;
}
.artist-modal {
  position: fixed;
  inset: 0;
  z-index: 260;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(15, 23, 42, 0.72);
  backdrop-filter: blur(10px);
}
.artist-modal.is-open {
  display: flex;
}
.artist-modal-dialog {
  width: min(100%, 420px);
  background: linear-gradient(180deg, #ffffff, #fdf7fb);
  border-radius: 28px;
  overflow: visible;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.28);
  position: relative;
}
.artist-modal-close {
  position: absolute;
  top: -18px;
  right: -6px;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 999px;
  background: rgba(17,24,39,0.82);
  color: #fff;
  font-size: 1.3rem;
  line-height: 1;
  cursor: pointer;
  z-index: 2;
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.22);
}
.artist-modal-image {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  background: #1f2937;
  border-top-left-radius: 28px;
  border-top-right-radius: 28px;
}
.artist-modal-body {
  padding: 22px 20px 24px;
}
.artist-modal-day {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  background: var(--bg-light-pink);
  color: var(--kcon-pink);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}
.artist-modal-title {
  margin-top: 12px;
  font-size: 1.5rem;
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--text-main);
}
.artist-modal-desc {
  margin-top: 10px;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--text-sub);
}


/* Campaign Style - High Quality Animated Disc */
.cd-display-container {
    width: 240px;
    height: 240px;
    margin: 0 auto 50px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}
.jewel-case {
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255,255,255,0.3) 0%, rgba(255,255,255,0.05) 100%);
    border: 1px solid rgba(255,255,255,0.4);
    border-radius: 15px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.15), inset 0 0 25px rgba(255,255,255,0.2);
    backdrop-filter: blur(2px);
    z-index: 5; 
    display: flex;
    align-items: center;
    justify-content: center;
}

.cd-wrapper {
    width: 86%;
    height: 86%;
    z-index: 2; 
    filter: drop-shadow(0 12px 25px rgba(0,0,0,0.25));
    animation: cd-spin 8s linear infinite;
}

@keyframes cd-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.campaign-info p {
    font-weight: 800;
    font-size: 1.15rem;
    color: #333;
    line-height: 1.6;
    padding: 0 15px;
}
.campaign-notes {
    background: #fff;
    padding: 30px;
    border-radius: 20px;
    border: 1px solid #ffd1e8;
    margin-top: 40px;
    text-align: left;
    box-shadow: 0 6px 20px rgba(255, 0, 138, 0.04);
}
.campaign-notes h4 {
    color: #000;
    margin-bottom: 18px;
    font-size: 1.1rem;
    font-weight: 900;
    border-bottom: 2px solid var(--bg-light-pink);
    padding-bottom: 12px;
}
.campaign-notes ul {
    font-size: 0.85rem;
    color: #444;
}
.campaign-notes li {
    margin-bottom: 12px;
    padding-left: 22px;
    position: relative;
    line-height: 1.7;
}
.campaign-notes li::before {
    content: "※";
    position: absolute;
    left: 0;
    color: var(--kcon-pink);
    font-weight: 900;
}
.later-announcement {
    font-weight: 900;
    color: var(--kcon-pink);
    font-size: 1.25rem;
    text-decoration: underline;
    letter-spacing: 0.5px;
}





.faq-list {
  background: linear-gradient(180deg, #fff, #fcfcfe);
  border: 1px solid var(--line);
  border-radius: 28px;
  overflow: hidden;
  box-shadow: var(--card-shadow-soft);
}
.faq-item + .faq-item {
  border-top: 1px solid var(--line);
}
.faq-q {
  width: 100%;
  padding: 18px 18px;
  background: #fff;
  border: 0;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  text-align: left;
  cursor: pointer;
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--text-main);
}
.faq-q span {
  color: var(--kcon-pink);
  font-weight: 900;
  line-height: 1;
  margin-top: 2px;
  flex: 0 0 auto;
}
.faq-a {
  display: none;
  padding: 0 18px 20px;
  color: var(--text-sub);
  font-size: 0.9rem;
  line-height: 1.75;
  white-space: pre-wrap;
}
.faq-footer {
  margin-top: 18px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}
.faq-footer a {
  color: var(--kcon-pink);
  text-decoration: underline;
  text-underline-offset: 3px;
}

footer {
  background: #111827;
  color: #cbd5e1;
  padding: 34px 20px calc(100px + env(safe-area-inset-bottom, 0px));
  text-align: center;
  position: relative;
  z-index: 1;
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 16px;
  margin-bottom: 18px;
  font-size: 0.88rem;
}
.footer-links a {
  color: #f3f4f6;
  opacity: 0.88;
}
footer p {
  font-size: 0.82rem;
  color: #94a3b8;
}
.copyright {
  margin-top: 16px;
  font-size: 0.78rem;
  color: #64748b;
}

@media (max-width: 640px) {
  .hero-content { padding: 28px 16px 20px; }
  .hero-visual-wrap { padding: 0 14px 18px; }
  .hero-meta { grid-template-columns: 1fr; }
  .tabs {
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  }
  .schedule-list li {
  grid-template-columns: 1fr;
  align-items: start;
  }
  .steps {
  grid-template-columns: 1fr;
  }
  .lineup-grid {
  gap: 12px;
  }
}

@media (max-width: 640px) {
  html,
  body {
  overflow-x: hidden;
  }
  :root {
  --header-h: 76px;
  --header-h-compact: 40px;
  --tab-h: 104px;
  }
  .container {
  box-shadow: none;
  backdrop-filter: none;
  }
  header {
  width: 100%;
  }
  header::after {
  width: 100%;
  left: 0;
  transform: none;
  }
  .tabs {
  top: calc(var(--header-h) + var(--safe-top));
  }
  .tabs.is-fixed {
  left: 0;
  width: 100%;
  transform: none;
  }
  body.is-header-compact .tabs.is-fixed {
  top: calc(var(--header-h-compact) + var(--safe-top));
  }
  .container::before,
  .container::after {
  display: none;
  }
  .logo img {
  height: 50px;
  }
  .hero h1 {
  font-size: clamp(1.6rem, 7vw, 2.1rem);
  line-height: 1.16;
  letter-spacing: -0.04em;
  margin-bottom: 14px;
  }
  .hero h1 br {
  display: block;
  }
  .hero p {
  font-size: 0.92rem;
  max-width: 22em;
  }
  .mobile-break {
  display: block;
  }
  section {
  padding: 36px 14px;
  }
  .info-card,
  .lineup-day,
  .campaign-card {
  border-radius: 24px;
  padding: 18px;
  }
  .lineup-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  }
  .artist-name {
  font-size: 0.76rem;
  padding: 12px 8px 10px;
  }
  .campaign-badge {
  width: 156px;
  height: 156px;
  }
  .campaign-badge strong {
  font-size: 1.7rem;
  }
  .floating-ticket-cta {
  width: calc(100% - 20px);
  bottom: calc(12px + env(safe-area-inset-bottom, 0px));
  }
  .scroll-top-btn {
  right: 14px;
  bottom: calc(86px + env(safe-area-inset-bottom, 0px));
  }
  .scroll-top-btn.is-raised {
  bottom: calc(154px + env(safe-area-inset-bottom, 0px));
  }
}