:root {
  --bg-color: #020211;
  --bg-gradient: radial-gradient(circle at 20% 20%, rgba(94, 126, 255, 0.25), transparent 55%),
    radial-gradient(circle at 80% 0%, rgba(255, 80, 180, 0.25), transparent 55%),
    linear-gradient(135deg, rgba(8, 11, 46, 0.85), rgba(3, 4, 21, 0.95));
  --surface-color: rgba(17, 18, 40, 0.8);
  --accent: #ff4df0;
  --accent-secondary: #4dd6ff;
  --text-primary: #f4f6ff;
  --text-secondary: rgba(220, 226, 255, 0.75);
  --border-glow: rgba(255, 77, 240, 0.35);
  --radius-lg: 32px;
  --radius-md: 20px;
  --radius-sm: 12px;
  --container-width: min(1120px, 88vw);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text-primary);
  background: var(--bg-gradient);
  font-family: "Roboto", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  line-height: 1.7;
  position: relative;
  overflow-x: hidden;
}

a {
  color: inherit;
}

img {
  max-width: 100%;
  display: block;
  border-radius: var(--radius-md);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at 14% 24%, rgba(77, 214, 255, 0.16), transparent 58%),
    radial-gradient(circle at 78% 8%, rgba(255, 77, 240, 0.18), transparent 60%),
    linear-gradient(120deg, rgba(4, 6, 32, 0.92), rgba(3, 3, 16, 0.95));
  z-index: -3;
}

.container {
  width: var(--container-width);
  margin: 0 auto;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  align-items: center;
  gap: 40px;
  padding: 120px 0 140px;
  overflow: hidden;
  justify-content: center;
  justify-items: center;
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  inset: -20% -10% -30% -10%;
  background: radial-gradient(circle at 20% 20%, rgba(77, 214, 255, 0.18), transparent 55%),
    radial-gradient(circle at 70% 0%, rgba(255, 77, 240, 0.22), transparent 60%);
  mix-blend-mode: screen;
  z-index: 1;
  animation: drift 18s linear infinite;
}

.hero::after {
  inset: -30% -28% -8% -28%;
  background: conic-gradient(from 90deg, rgba(77, 214, 255, 0.14), transparent 55%, rgba(255, 77, 240, 0.16));
  filter: blur(40px);
  animation-duration: 26s;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(4, 13, 45, 0.88), rgba(52, 8, 75, 0.58));
  backdrop-filter: blur(24px);
  z-index: 0;
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  margin: 0 auto;
  max-width: 560px;
}

.hero__logo {
  font-family: "Rajdhani", sans-serif;
  font-size: 22px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--accent-secondary);
  margin-bottom: 12px;
}

.hero__eyebrow {
  font-family: "Rajdhani", sans-serif;
  font-size: 20px;
  letter-spacing: 0.28em;
  color: var(--accent);
  margin: 0 0 12px;
}

.hero__title {
  font-family: "Rajdhani", sans-serif;
  font-size: clamp(44px, 9vw, 80px);
  margin: 0 0 16px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  position: relative;
}

.hero__subtitle {
  margin: 0 0 32px;
  max-width: 480px;
  color: var(--text-secondary);
}

.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  mix-blend-mode: screen;
}

.glitch::before {
  text-shadow: -2px 0 var(--accent-secondary);
  clip-path: polygon(0 0, 100% 0, 100% 40%, 0 45%);
  animation: glitchTop 3s infinite ease-in-out alternate;
}

.glitch::after {
  text-shadow: 2px 0 var(--accent);
  clip-path: polygon(0 55%, 100% 50%, 100% 100%, 0 100%);
  animation: glitchBottom 2.7s infinite ease-in-out alternate;
}

.hero__meta {
  display: grid;
  gap: 12px;
  margin-bottom: 32px;
  place-items: center;
}

.hero__meta div {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: baseline;
  justify-content: center;
}

.meta-label {
  font-family: "Rajdhani", sans-serif;
  letter-spacing: 0.2em;
  font-size: 14px;
  text-transform: uppercase;
  color: var(--accent-secondary);
}

.meta-value {
  font-weight: 500;
  line-height: 1.6;
  text-align: center;
}

.hero__ticker {
  position: relative;
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 28px;
  padding: 12px 18px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(12, 16, 42, 0.6);
  box-shadow: 0 20px 50px rgba(3, 10, 36, 0.45);
  overflow: hidden;
}

.hero__ticker::before,
.hero__ticker::after {
  content: "";
  position: absolute;
  top: 0;
  width: 40px;
  height: 100%;
  pointer-events: none;
  z-index: 2;
}

.hero__ticker::before {
  left: 0;
  background: linear-gradient(90deg, var(--bg-color), transparent);
}

.hero__ticker::after {
  right: 0;
  background: linear-gradient(270deg, var(--bg-color), transparent);
}

.ticker__item {
  position: relative;
  font-family: "Rajdhani", sans-serif;
  letter-spacing: 0.18em;
  color: var(--accent-secondary);
  font-size: 13px;
  text-transform: uppercase;
  animation: tickerPulse 4s ease-in-out infinite;
}

.ticker__item::before {
  content: "";
  position: absolute;
  inset: calc(50% + 2px) auto auto -14px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px rgba(255, 77, 240, 0.75);
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 14px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  position: relative;
  overflow: hidden;
}

.button::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.2), transparent 60%);
  transform: translateX(-60%);
  transition: transform 0.4s ease;
}

.button:hover::after {
  transform: translateX(25%);
}

.button--primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  color: #05040f;
  box-shadow: 0 12px 40px rgba(77, 214, 255, 0.25);
}

.button--secondary {
  background: rgba(255, 77, 240, 0.15);
  border: 2px solid var(--accent);
  color: var(--text-primary);
  backdrop-filter: blur(8px);
  box-shadow: 0 8px 32px rgba(255, 77, 240, 0.2);
}

.button--secondary:hover {
  background: rgba(255, 77, 240, 0.25);
  border-color: var(--accent);
  box-shadow: 0 12px 40px rgba(255, 77, 240, 0.35);
}

.button--ghost {
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: var(--text-primary);
  backdrop-filter: blur(8px);
}

.hero__visual {
  position: relative;
  z-index: 1;
  padding-right: 0;
  justify-self: center;
  width: min(90vw, 720px);
}

.hero__visual img {
  border-radius: var(--radius-lg);
  box-shadow: 0 40px 80px rgba(4, 9, 32, 0.6);
  width: 100%;
}

.section {
  position: relative;
  padding: 120px 0;
}

.section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(77, 214, 255, 0.12), transparent 55%);
  pointer-events: none;
}

.section::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(transparent 0 18px, rgba(255, 255, 255, 0.02) 18px 19px);
  opacity: 0.6;
  mix-blend-mode: screen;
  pointer-events: none;
}

.section--intro .feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px;
  margin-top: 48px;
}

.section__heading h2 {
  font-family: "Rajdhani", sans-serif;
  font-size: clamp(30px, 6vw, 44px);
  margin: 0 0 20px;
}

.section__heading p {
  margin: 0;
  color: var(--text-secondary);
}

.feature-card {
  padding: 28px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(18, 21, 56, 0.8), rgba(33, 18, 51, 0.6));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 24px 60px rgba(3, 8, 32, 0.35);
  backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.feature-card::after {
  content: "";
  position: absolute;
  inset: -120% 50% 30% -40%;
  background: linear-gradient(120deg, rgba(77, 214, 255, 0.35), transparent 60%);
  transform: translate3d(-20%, 0, 0) rotate(15deg);
  transition: transform 0.6s ease;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 28px 70px rgba(14, 30, 76, 0.45);
}

.feature-card:hover::after {
  transform: translate3d(40%, 0, 0) rotate(12deg);
}

.feature-card__id {
  font-family: "Rajdhani", sans-serif;
  font-size: 16px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(77, 214, 255, 0.8);
  display: inline-block;
  margin-bottom: 18px;
  position: relative;
}

.feature-card__id::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -10px;
  width: 38px;
  height: 2px;
  background: linear-gradient(90deg, rgba(77, 214, 255, 0.9), transparent);
}

.feature-card h3 {
  font-family: "Rajdhani", sans-serif;
  font-size: 20px;
  margin: 0 0 12px;
}

.feature-card p {
  margin: 0;
  color: var(--text-secondary);
}

.section--experience {
  position: relative;
}

.section--experience::before {
  background: radial-gradient(circle at left 20%, rgba(77, 214, 255, 0.18), transparent 65%);
}

.section--experience .split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 48px;
  align-items: center;
}

.split__text h2 {
  font-family: "Rajdhani", sans-serif;
  font-size: clamp(30px, 6vw, 44px);
  margin: 0 0 24px;
}

.split__text p {
  margin: 0 0 24px;
  color: var(--text-secondary);
}

.key-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.key-points li {
  position: relative;
  padding-left: 28px;
  color: var(--text-secondary);
}

.key-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  box-shadow: 0 0 12px rgba(77, 214, 255, 0.7);
}

.split__visual {
  position: relative;
  isolation: isolate;
}

.split__visual::before {
  content: "";
  position: absolute;
  inset: -12% -10% 10% -18%;
  background: radial-gradient(circle, rgba(255, 77, 240, 0.2), transparent 60%);
  filter: blur(20px);
  z-index: -2;
}

.split__visual-frame {
  position: absolute;
  inset: 10% 8%;
  border: 1px solid rgba(77, 214, 255, 0.35);
  border-radius: var(--radius-lg);
  z-index: -1;
  backdrop-filter: blur(8px);
  box-shadow: inset 0 0 0 1px rgba(255, 77, 240, 0.15);
  mask-image: linear-gradient(180deg, white 40%, transparent 100%);
}

.split__visual img {
  border-radius: var(--radius-lg);
  box-shadow: 0 40px 80px rgba(4, 9, 32, 0.6);
}

.section--highlights {
  background: linear-gradient(180deg, rgba(6, 12, 42, 0.95), rgba(10, 3, 32, 0.9));
}

.section--highlights::before {
  background: radial-gradient(circle at center, rgba(255, 77, 240, 0.12), transparent 60%);
}

.highlight-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
  margin-top: 48px;
}

.highlight-card {
  background: rgba(9, 10, 30, 0.7);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 30px 80px rgba(3, 6, 28, 0.5);
  transition: transform 0.4s ease;
}

.highlight-card:hover {
  transform: translateY(-8px);
}

.highlight-card__glow {
  position: absolute;
  inset: -35% -25% auto -25%;
  height: 65%;
  background: radial-gradient(circle, rgba(77, 214, 255, 0.35), transparent 70%);
  filter: blur(35px);
  opacity: 0.75;
  z-index: 0;
  pointer-events: none;
  animation: pulseGlow 6s ease-in-out infinite;
}

.highlight-card img {
  height: 220px;
  object-fit: cover;
  width: 100%;
}

.highlight-card__body {
  padding: 28px;
}

.highlight-card__body h3 {
  font-family: "Rajdhani", sans-serif;
  font-size: 22px;
  margin: 0 0 16px;
}

.highlight-card__body p {
  margin: 0;
  color: var(--text-secondary);
}

.section--timeline .timeline {
  display: grid;
  gap: 20px;
  margin-top: 36px;
  padding: 36px;
  border-radius: var(--radius-lg);
  background: rgba(10, 11, 36, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 24px 60px rgba(5, 8, 32, 0.45);
  position: relative;
  overflow: hidden;
}

.section--timeline .timeline::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(77, 214, 255, 0.1) 0%, transparent 45%, rgba(255, 77, 240, 0.12) 75%, transparent 100%);
  mix-blend-mode: screen;
  pointer-events: none;
}

.timeline::after {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: calc(var(--radius-lg) - 10px);
  pointer-events: none;
}

.timeline__item {
  display: grid;
  gap: 8px;
  padding-left: 20px;
  position: relative;
}

.timeline__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-secondary), var(--accent));
  box-shadow: 0 0 16px rgba(77, 214, 255, 0.75);
}

.timeline__item::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 20px;
  width: 2px;
  height: calc(100% - 24px);
  background: linear-gradient(180deg, rgba(77, 214, 255, 0.4), transparent);
}

.timeline__item:last-child::after {
  display: none;
}

.timeline__label {
  font-family: "Rajdhani", sans-serif;
  letter-spacing: 0.16em;
  font-size: 13px;
  text-transform: uppercase;
  color: var(--accent-secondary);
}

.timeline__value {
  color: var(--text-primary);
  font-weight: 500;
  line-height: 1.6;
}

.map-container {
  margin-top: 48px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(5, 8, 32, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.map-container::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(77, 214, 255, 0.1) 0%, transparent 45%, rgba(255, 77, 240, 0.12) 75%, transparent 100%);
  mix-blend-mode: screen;
  pointer-events: none;
  z-index: 1;
}

.map-container iframe {
  display: block;
  width: 100%;
  height: 350px;
  filter: brightness(0.9) contrast(1.1);
}

.section--tickets {
  background: linear-gradient(180deg, rgba(8, 3, 28, 0.95), rgba(3, 5, 25, 0.95));
  position: relative;
  overflow: hidden;
}

.section--tickets::before {
  background: radial-gradient(circle at 30% 40%, rgba(77, 214, 255, 0.12), transparent 50%),
    radial-gradient(circle at 70% 60%, rgba(255, 77, 240, 0.15), transparent 55%);
}

.tickets-header {
  text-align: center;
  margin-bottom: 60px;
}

.tickets-header__label {
  font-family: "Rajdhani", sans-serif;
  font-size: 16px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 12px;
}

.tickets-header__title {
  font-family: "Rajdhani", sans-serif;
  font-size: clamp(36px, 7vw, 52px);
  margin: 0 0 20px;
  letter-spacing: 0.1em;
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.tickets-header__subtitle {
  color: var(--accent-secondary);
  font-size: 16px;
  font-weight: 600;
  margin: 0;
  letter-spacing: 0.02em;
}

.tickets-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  margin-bottom: 80px;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.ticket-card {
  background: rgba(12, 15, 40, 0.7);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  border: 2px solid rgba(255, 255, 255, 0.1);
  position: relative;
  overflow: hidden;
  transition: transform 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
  display: flex;
  flex-direction: column;
  backdrop-filter: blur(12px);
}

.ticket-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(77, 214, 255, 0.05), transparent 60%);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.ticket-card:hover {
  transform: translateY(-8px);
  border-color: rgba(77, 214, 255, 0.4);
  box-shadow: 0 20px 60px rgba(77, 214, 255, 0.2);
}

.ticket-card:hover::before {
  opacity: 1;
}

.ticket-card__badge {
  font-family: "Rajdhani", sans-serif;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  background: linear-gradient(135deg, var(--accent-secondary), var(--accent));
  color: #05040f;
  padding: 8px 20px;
  border-radius: 999px;
  display: inline-block;
  margin-bottom: 20px;
  box-shadow: 0 4px 16px rgba(77, 214, 255, 0.3);
  align-self: flex-start;
}

.ticket-card__vip-label {
  font-family: "Rajdhani", sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
  text-align: center;
}

.ticket-card__price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
}

.price-symbol {
  font-family: "Rajdhani", sans-serif;
  font-size: 32px;
  font-weight: 700;
  color: var(--accent-secondary);
  margin-right: 4px;
}

.price-amount {
  font-family: "Rajdhani", sans-serif;
  font-size: 56px;
  font-weight: 700;
  letter-spacing: 0.05em;
  background: linear-gradient(135deg, var(--accent-secondary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.ticket-card__period {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 16px;
  background: rgba(77, 214, 255, 0.1);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(77, 214, 255, 0.2);
  margin-bottom: 24px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.period-icon {
  font-size: 18px;
}

.ticket-card__features {
  display: grid;
  gap: 12px;
  margin-bottom: 24px;
  flex-grow: 1;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 14px;
  color: var(--text-secondary);
  transition: background 0.3s ease, border-color 0.3s ease;
}

.feature-item:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(77, 214, 255, 0.15);
}

.feature-item--note {
  background: rgba(77, 214, 255, 0.08);
  border-color: rgba(77, 214, 255, 0.2);
  color: var(--accent-secondary);
  font-size: 13px;
}

.feature-icon {
  font-size: 20px;
  flex-shrink: 0;
}

.ticket-card__footer {
  text-align: center;
  font-family: "Rajdhani", sans-serif;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-secondary);
  padding: 12px;
  background: rgba(77, 214, 255, 0.08);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(77, 214, 255, 0.2);
}

.ticket-card--early {
  border-color: rgba(77, 214, 255, 0.3);
}

.ticket-card--early:hover {
  border-color: rgba(77, 214, 255, 0.5);
  box-shadow: 0 20px 60px rgba(77, 214, 255, 0.3);
}

.ticket-card--discount {
  border-color: rgba(77, 214, 255, 0.25);
}

.ticket-card--discount:hover {
  border-color: rgba(77, 214, 255, 0.45);
  box-shadow: 0 20px 60px rgba(77, 214, 255, 0.25);
}

.ticket-card--general {
  border-color: rgba(255, 255, 255, 0.15);
}

.ticket-card--general:hover {
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow: 0 20px 60px rgba(150, 150, 200, 0.2);
}

.ticket-card--vip {
  display: none; /* 11月8日まで非表示 */
  border-color: rgba(255, 77, 240, 0.4);
  background: linear-gradient(135deg, rgba(45, 18, 70, 0.7), rgba(28, 18, 65, 0.7));
}

.ticket-card--vip::before {
  background: linear-gradient(135deg, rgba(255, 77, 240, 0.08), transparent 60%);
  opacity: 1;
}

.ticket-card--vip:hover {
  border-color: rgba(255, 77, 240, 0.6);
  box-shadow: 0 24px 70px rgba(255, 77, 240, 0.3);
}

.ticket-card--vip .ticket-card__badge {
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  box-shadow: 0 4px 20px rgba(255, 77, 240, 0.5);
  animation: badgePulse 3s ease-in-out infinite;
}

.ticket-card--vip .ticket-card__period {
  background: rgba(255, 77, 240, 0.12);
  border-color: rgba(255, 77, 240, 0.3);
}

.ticket-card--vip .ticket-card__footer--vip {
  background: rgba(255, 77, 240, 0.12);
  border-color: rgba(255, 77, 240, 0.3);
  color: var(--accent);
}

.tickets-notice {
  background: rgba(10, 11, 36, 0.5);
  border-radius: var(--radius-md);
  padding: 32px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  max-width: 800px;
  margin: 0 auto;
}

.notice-title {
  font-family: "Rajdhani", sans-serif;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  margin: 0 0 16px;
  text-align: center;
}

.notice-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}

.notice-list li {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.7;
  padding-left: 20px;
  position: relative;
}

.notice-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--accent-secondary);
  font-weight: bold;
}

.section--schedule {
  background: linear-gradient(180deg, rgba(3, 5, 25, 0.95), rgba(8, 3, 28, 0.9));
  position: relative;
  overflow: hidden;
}

.section--schedule::before {
  background: radial-gradient(circle at 80% 20%, rgba(255, 77, 240, 0.15), transparent 55%),
    radial-gradient(circle at 20% 80%, rgba(77, 214, 255, 0.12), transparent 50%);
}

.schedule-header {
  text-align: center;
  margin-bottom: 60px;
}

.schedule-header__label {
  font-family: "Rajdhani", sans-serif;
  font-size: 16px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent-secondary);
  display: block;
  margin-bottom: 12px;
}

.schedule-header__title {
  font-family: "Rajdhani", sans-serif;
  font-size: clamp(36px, 7vw, 52px);
  margin: 0 0 16px;
  letter-spacing: 0.1em;
  background: linear-gradient(135deg, var(--accent-secondary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.schedule-header__note {
  color: var(--text-secondary);
  font-size: 14px;
  margin: 0;
}

.schedule-grid {
  display: grid;
  gap: 0;
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  padding: 0 20px;
}

.schedule-grid::before {
  content: "";
  position: absolute;
  left: 160px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg,
    transparent 0%,
    rgba(77, 214, 255, 0.5) 5%,
    rgba(77, 214, 255, 0.5) 95%,
    transparent 100%);
  z-index: 0;
}

.schedule-card {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 32px;
  padding: 24px 0;
  position: relative;
  z-index: 1;
}

.schedule-card__line {
  position: absolute;
  left: 160px;
  top: 30px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-secondary), rgba(77, 214, 255, 0.6));
  border: 3px solid #020211;
  box-shadow: 0 0 20px rgba(77, 214, 255, 0.6);
  z-index: 2;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  transform: translateX(-50%);
}

.schedule-card:hover .schedule-card__line {
  transform: translateX(-50%) scale(1.3);
  box-shadow: 0 0 30px rgba(77, 214, 255, 0.9);
}

.schedule-card__time {
  text-align: right;
  padding-right: 20px;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}

.time-hour {
  font-family: "Rajdhani", sans-serif;
  font-size: 32px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--accent-secondary);
  line-height: 1;
}

.time-duration {
  font-family: "Rajdhani", sans-serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  background: rgba(77, 214, 255, 0.15);
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(77, 214, 255, 0.3);
}

.schedule-card__content {
  background: rgba(12, 15, 40, 0.6);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
  position: relative;
  overflow: hidden;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.schedule-card__content::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(77, 214, 255, 0.05), transparent 60%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.schedule-card:hover .schedule-card__content {
  transform: translateX(4px);
  border-color: rgba(77, 214, 255, 0.25);
  box-shadow: 0 8px 32px rgba(77, 214, 255, 0.15);
}

.schedule-card:hover .schedule-card__content::before {
  opacity: 1;
}

.schedule-card__content h3 {
  font-family: "Rajdhani", sans-serif;
  font-size: 22px;
  font-weight: 700;
  margin: 0 0 8px;
  color: var(--text-primary);
  letter-spacing: 0.05em;
}

.schedule-card__content p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.6;
}

.schedule-card__content small {
  font-size: 13px;
  color: rgba(220, 226, 255, 0.6);
  font-style: italic;
}

.schedule-card--session .schedule-card__content {
  background: rgba(18, 28, 65, 0.6);
  border-color: rgba(77, 214, 255, 0.15);
}

.schedule-card--session:hover .schedule-card__content {
  border-color: rgba(77, 214, 255, 0.35);
}

.schedule-card--break .time-duration {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  color: rgba(220, 226, 255, 0.7);
}

.schedule-card--highlight {
  position: relative;
}

.schedule-card__badge {
  position: absolute;
  top: 24px;
  left: 0;
  font-family: "Rajdhani", sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  color: #05040f;
  padding: 5px 14px;
  border-radius: 0 999px 999px 0;
  box-shadow: 0 4px 16px rgba(255, 77, 240, 0.4);
  z-index: 3;
  animation: badgePulse 3s ease-in-out infinite;
}

.schedule-card--highlight .schedule-card__line {
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  box-shadow: 0 0 25px rgba(255, 77, 240, 0.8);
  animation: pulseLine 2s ease-in-out infinite;
}

.schedule-card--highlight .schedule-card__content {
  background: linear-gradient(135deg, rgba(45, 18, 70, 0.7), rgba(28, 18, 65, 0.7));
  border-color: rgba(255, 77, 240, 0.3);
}

.schedule-card--highlight:hover .schedule-card__content {
  border-color: rgba(255, 77, 240, 0.5);
  box-shadow: 0 12px 40px rgba(255, 77, 240, 0.25);
}

.schedule-card--highlight .schedule-card__content h3 {
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.schedule-card--end .schedule-card__line {
  background: linear-gradient(135deg, rgba(120, 120, 140, 0.6), rgba(100, 100, 120, 0.4));
  box-shadow: 0 0 15px rgba(120, 120, 140, 0.4);
}

.schedule-card--end .schedule-card__content {
  background: rgba(20, 20, 35, 0.5);
  border-color: rgba(255, 255, 255, 0.1);
}

.section--cta {
  padding-bottom: 160px;
}

.cta-card {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(135deg, rgba(18, 28, 78, 0.85), rgba(36, 11, 68, 0.85));
  border-radius: var(--radius-lg);
  padding: 48px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 40px 90px rgba(3, 9, 32, 0.55);
  position: relative;
  overflow: hidden;
}

.cta-card__beam {
  position: absolute;
  inset: 40% -30% -30% 30%;
  background: linear-gradient(120deg, rgba(77, 214, 255, 0.3), transparent 60%);
  filter: blur(25px);
  animation: beamSweep 9s linear infinite;
  pointer-events: none;
}

.cta-card__text h2 {
  margin: 0 0 16px;
  font-family: "Rajdhani", sans-serif;
  font-size: clamp(30px, 5vw, 42px);
}

.cta-card__text p {
  margin: 0;
  max-width: 520px;
  color: var(--text-secondary);
}

.footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 48px 0 60px;
  backdrop-filter: blur(16px);
  background: rgba(3, 5, 20, 0.8);
}

.footer__content {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  justify-content: space-between;
  align-items: center;
}

.footer__content h3 {
  margin: 0 0 12px;
  font-family: "Rajdhani", sans-serif;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.footer__links {
  display: flex;
  gap: 24px;
}

.footer__link {
  color: var(--accent-secondary);
  text-decoration: none;
  font-weight: 500;
  font-family: "Rajdhani", sans-serif;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 14px;
  transition: color 0.3s ease;
}

.footer__link:hover {
  color: var(--accent);
}

.footer__legal {
  color: var(--text-secondary);
}

.glow-grid {
  position: fixed;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 120px 120px;
  opacity: 0.6;
  z-index: -1;
  animation: pan 24s linear infinite;
  mix-blend-mode: overlay;
}

.noise {
  position: fixed;
  inset: -200px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160' viewBox='0 0 160 160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='1.2' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.08'/%3E%3C/svg%3E");
  pointer-events: none;
  mix-blend-mode: screen;
  opacity: 0.25;
  z-index: 10;
}

@keyframes pan {
  from {
    transform: translate3d(0, 0, 0);
  }
  to {
    transform: translate3d(-120px, -120px, 0);
  }
}

@keyframes drift {
  0% {
    transform: translate3d(-5%, 0, 0) rotate(0deg);
  }
  50% {
    transform: translate3d(5%, -2%, 0) rotate(6deg);
  }
  100% {
    transform: translate3d(-5%, 0, 0) rotate(0deg);
  }
}

@keyframes glitchTop {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }
  20% {
    transform: translate3d(-2px, -2px, 0);
  }
  40% {
    transform: translate3d(3px, 1px, 0);
  }
  60% {
    transform: translate3d(-3px, 2px, 0);
  }
  80% {
    transform: translate3d(2px, -1px, 0);
  }
}

@keyframes glitchBottom {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }
  20% {
    transform: translate3d(2px, 1px, 0);
  }
  40% {
    transform: translate3d(-4px, -1px, 0);
  }
  60% {
    transform: translate3d(1px, 3px, 0);
  }
  80% {
    transform: translate3d(-2px, -2px, 0);
  }
}

@keyframes tickerPulse {
  0%,
  100% {
    opacity: 0.65;
    transform: translateY(0);
  }
  50% {
    opacity: 1;
    transform: translateY(-3px);
  }
}

@keyframes pulseGlow {
  0%,
  100% {
    opacity: 0.6;
    transform: scale(0.95);
  }
  50% {
    opacity: 1;
    transform: scale(1.05);
  }
}

@keyframes beamSweep {
  0% {
    transform: translateX(-60%) rotate(12deg);
  }
  100% {
    transform: translateX(60%) rotate(12deg);
  }
}

@keyframes badgePulse {
  0%,
  100% {
    box-shadow: 0 4px 16px rgba(255, 77, 240, 0.4);
  }
  50% {
    box-shadow: 0 4px 24px rgba(255, 77, 240, 0.7);
  }
}

@keyframes pulseLine {
  0%,
  100% {
    box-shadow: 0 0 25px rgba(255, 77, 240, 0.8);
    transform: translateX(-50%) scale(1);
  }
  50% {
    box-shadow: 0 0 35px rgba(255, 77, 240, 1);
    transform: translateX(-50%) scale(1.1);
  }
}

@media (max-width: 1024px) {
  .hero {
    grid-template-columns: minmax(280px, 1fr);
    padding: 100px 0 120px;
    gap: 48px;
  }

  .hero__visual {
    width: min(88vw, 520px);
    order: -1;
  }

  .container {
    width: min(90vw, 700px);
  }

  .highlight-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 28px;
  }

  .section--timeline .timeline {
    padding: 32px;
  }

  .timeline__item {
    padding-left: 18px;
  }

  .schedule-grid {
    padding: 0 16px;
  }

  .schedule-grid::before {
    left: 136px;
  }

  .schedule-card {
    grid-template-columns: 120px 1fr;
    gap: 24px;
    padding: 20px 0;
  }

  .schedule-card__line {
    left: 136px;
    width: 12px;
    height: 12px;
    top: 26px;
  }

  .time-hour {
    font-size: 28px;
  }

  .schedule-card__content {
    padding: 20px 24px;
  }

  .schedule-card__badge {
    font-size: 10px;
    padding: 4px 12px;
    top: 20px;
  }

  .tickets-grid {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 28px;
  }

  .ticket-card {
    padding: 28px 24px;
  }

  .price-amount {
    font-size: 52px;
  }
}

@media (min-width: 1080px) {
  .hero {
    grid-template-columns: minmax(320px, 520px) minmax(360px, 720px);
  }
}

@media (max-width: 768px) {
  .hero {
    padding: 92px 0 112px;
  }

  .container {
    width: min(94vw, 560px);
  }

  .hero__visual {
    width: min(88vw, 460px);
  }

  .hero__ticker {
    gap: 14px;
    padding: 10px 14px;
  }

  .highlight-grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
  }

  .timeline {
    padding: 30px;
  }

  .map-container {
    margin-top: 40px;
    max-width: 600px;
  }

  .map-container iframe {
    height: 320px;
  }

  .schedule-header {
    margin-bottom: 48px;
  }

  .schedule-grid {
    padding: 0 12px;
  }

  .schedule-grid::before {
    left: 112px;
  }

  .schedule-card {
    grid-template-columns: 100px 1fr;
    gap: 20px;
    padding: 18px 0;
  }

  .schedule-card__line {
    left: 112px;
    width: 12px;
    height: 12px;
    top: 24px;
  }

  .time-hour {
    font-size: 26px;
  }

  .schedule-card__content {
    padding: 18px 20px;
  }

  .schedule-card__content h3 {
    font-size: 20px;
  }

  .schedule-card__badge {
    font-size: 10px;
    padding: 4px 12px;
    top: 18px;
  }

  .tickets-header {
    margin-bottom: 48px;
  }

  .tickets-grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    margin-bottom: 60px;
  }

  .ticket-card {
    padding: 28px 24px;
  }

  .price-amount {
    font-size: 50px;
  }

  .tickets-notice {
    padding: 28px;
  }

  .notice-title {
    font-size: 17px;
  }

  .notice-list li {
    font-size: 13px;
  }
}

@media (max-width: 540px) {
  .button {
    width: 100%;
  }

  .section {
    padding: 96px 0;
  }

  .highlight-card img {
    height: 200px;
  }

  .hero__ticker {
    border-radius: 20px;
  }

  .hero__visual {
    width: min(90vw, 380px);
  }

  .timeline {
    padding: 24px 20px;
  }

  .timeline__item {
    padding-left: 16px;
  }

  .timeline__item::after {
    left: 2px;
  }

  .map-container {
    margin-top: 32px;
    max-width: 100%;
  }

  .map-container iframe {
    height: 280px;
  }

  .schedule-header {
    margin-bottom: 40px;
  }

  .schedule-header__title {
    font-size: clamp(32px, 8vw, 44px);
  }

  .schedule-grid {
    padding: 0 8px;
  }

  .schedule-grid::before {
    left: 20px;
  }

  .schedule-card {
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 0 0 28px 44px;
  }

  .schedule-card__line {
    left: 20px;
    top: 6px;
    width: 10px;
    height: 10px;
    border-width: 2px;
  }

  .schedule-card__time {
    text-align: left;
    padding-right: 0;
    align-items: flex-start;
    flex-direction: row;
    gap: 8px;
    flex-wrap: wrap;
  }

  .time-hour {
    font-size: 24px;
  }

  .time-duration {
    font-size: 12px;
    padding: 4px 10px;
    align-self: center;
  }

  .schedule-card__content {
    padding: 16px 18px;
  }

  .schedule-card__content h3 {
    font-size: 18px;
  }

  .schedule-card__content p {
    font-size: 14px;
  }

  .schedule-card__badge {
    left: 44px;
    top: 0;
    font-size: 10px;
    padding: 4px 10px;
  }

  .tickets-header {
    margin-bottom: 40px;
  }

  .tickets-header__title {
    font-size: clamp(32px, 8vw, 44px);
  }

  .tickets-grid {
    grid-template-columns: 1fr;
    gap: 24px;
    margin-bottom: 48px;
  }

  .ticket-card {
    padding: 28px;
  }

  .price-amount {
    font-size: 48px;
  }

  .tickets-notice {
    padding: 28px 24px;
  }

  .notice-title {
    font-size: 17px;
    margin-bottom: 14px;
  }

  .notice-list li {
    font-size: 14px;
  }

  .hero__meta {
    gap: 16px;
  }

  .hero__meta div {
    justify-content: center;
  }

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

@media (max-width: 420px) {
  .container {
    width: 92vw;
  }

  .hero__title {
    font-size: clamp(36px, 11vw, 54px);
  }

  .highlight-card img {
    height: 180px;
  }

  .timeline__label {
    font-size: 12px;
  }

  .timeline__value {
    font-size: 14px;
  }

  .schedule-header__title {
    font-size: clamp(28px, 9vw, 38px);
  }

  .schedule-grid {
    padding: 0 4px;
  }

  .schedule-grid::before {
    left: 18px;
  }

  .schedule-card {
    padding: 0 0 24px 40px;
  }

  .schedule-card__line {
    left: 18px;
    top: 4px;
    width: 8px;
    height: 8px;
  }

  .time-hour {
    font-size: 22px;
  }

  .time-duration {
    font-size: 11px;
    padding: 3px 8px;
  }

  .schedule-card__content {
    padding: 14px 16px;
  }

  .schedule-card__content h3 {
    font-size: 17px;
  }

  .schedule-card__content p {
    font-size: 13px;
  }

  .schedule-card__badge {
    left: 40px;
    font-size: 9px;
    padding: 3px 8px;
  }

  .tickets-header__title {
    font-size: clamp(28px, 9vw, 38px);
  }

  .tickets-header__subtitle {
    font-size: 14px;
  }

  .ticket-card {
    padding: 24px 20px;
  }

  .ticket-card__badge {
    font-size: 13px;
    padding: 7px 18px;
  }

  .price-symbol {
    font-size: 28px;
  }

  .price-amount {
    font-size: 44px;
  }

  .ticket-card__period {
    font-size: 13px;
    padding: 10px 14px;
  }

  .feature-item {
    font-size: 13px;
    padding: 8px 14px;
  }

  .ticket-card__footer {
    font-size: 13px;
  }

  .tickets-notice {
    padding: 24px 20px;
  }

  .notice-title {
    font-size: 16px;
    margin-bottom: 12px;
  }

  .notice-list {
    gap: 10px;
  }

  .notice-list li {
    font-size: 13px;
    padding-left: 18px;
  }
}

/* 超早割購入ボタン - インパクトデザイン */
.ticket-cta-button {
  position: relative;
  display: block;
  margin: 1.5rem auto;
  padding: 1.2rem 2.5rem;
  width: fit-content;
  background: linear-gradient(135deg, #ff4df0 0%, #ff1493 50%, #ff4df0 100%);
  background-size: 200% 100%;
  border: none;
  border-radius: 50px;
  font-size: 1.3rem;
  font-weight: 700;
  color: #ffffff;
  text-decoration: none;
  text-align: center;
  cursor: pointer;
  overflow: hidden;
  box-shadow: 0 0 30px rgba(255, 77, 240, 0.6),
              0 0 60px rgba(255, 77, 240, 0.4),
              0 8px 32px rgba(0, 0, 0, 0.3);
  transform: scale(1);
  transition: all 0.3s ease;
  animation: pulse-glow 2s ease-in-out infinite;
}

.ticket-cta-button__glow {
  position: absolute;
  inset: -2px;
  background: linear-gradient(135deg, #ff4df0, #4dd6ff, #ff4df0);
  border-radius: 50px;
  opacity: 0.7;
  filter: blur(12px);
  z-index: -1;
  animation: rotate-glow 3s linear infinite;
}

.ticket-cta-button__text {
  position: relative;
  z-index: 1;
  display: block;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
  letter-spacing: 0.05em;
}

.ticket-cta-button:hover {
  transform: scale(1.08);
  background-position: 100% 0;
  box-shadow: 0 0 50px rgba(255, 77, 240, 0.9),
              0 0 80px rgba(255, 77, 240, 0.6),
              0 12px 48px rgba(0, 0, 0, 0.4);
  animation: pulse-glow 1s ease-in-out infinite;
}

.ticket-cta-button:active {
  transform: scale(1.02);
}

.ticket-cta-button::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.ticket-cta-button:hover::before {
  width: 300px;
  height: 300px;
  opacity: 0;
}

/* アニメーション */
@keyframes pulse-glow {
  0%, 100% {
    box-shadow: 0 0 30px rgba(255, 77, 240, 0.6),
                0 0 60px rgba(255, 77, 240, 0.4),
                0 8px 32px rgba(0, 0, 0, 0.3);
  }
  50% {
    box-shadow: 0 0 40px rgba(255, 77, 240, 0.8),
                0 0 80px rgba(255, 77, 240, 0.6),
                0 0 100px rgba(255, 77, 240, 0.4),
                0 8px 32px rgba(0, 0, 0, 0.3);
  }
}

@keyframes rotate-glow {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
  .ticket-cta-button {
    font-size: 1.1rem;
    padding: 1rem 2rem;
  }
}

/* 公式Xセクション */
.section--social {
  padding: 80px 0;
}

.social-header {
  text-align: center;
  margin-bottom: 60px;
}

.social-header__label {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-secondary);
  margin-bottom: 12px;
  padding: 6px 16px;
  background: rgba(77, 214, 255, 0.1);
  border-radius: 20px;
  border: 1px solid rgba(77, 214, 255, 0.3);
}

.social-header__title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--accent-secondary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.social-header__subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

.social-content {
  display: flex;
  justify-content: center;
  align-items: center;
}

.social-card {
  position: relative;
  max-width: 500px;
  width: 100%;
  padding: 48px 40px;
  background: var(--surface-color);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(77, 214, 255, 0.2);
  text-align: center;
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.social-card__glow {
  position: absolute;
  inset: -1px;
  background: linear-gradient(135deg, rgba(77, 214, 255, 0.3), rgba(255, 77, 240, 0.3));
  border-radius: var(--radius-lg);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 0;
  pointer-events: none;
}

.social-card:hover .social-card__glow {
  opacity: 1;
}

.social-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 120px;
  height: 120px;
  margin: 0 auto 24px;
  background: linear-gradient(135deg, rgba(77, 214, 255, 0.2), rgba(255, 77, 240, 0.2));
  border-radius: 50%;
  color: var(--accent-secondary);
  position: relative;
  z-index: 1;
}

.social-card__title {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
  position: relative;
  z-index: 1;
}

.social-card__description {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 32px;
  position: relative;
  z-index: 1;
}

.social-cta-button {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 32px;
  background: linear-gradient(135deg, #1DA1F2, #0d8bd9);
  border: none;
  border-radius: 50px;
  font-size: 1.1rem;
  font-weight: 700;
  color: #ffffff;
  text-decoration: none;
  cursor: pointer;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(29, 161, 242, 0.4);
  transition: all 0.3s ease;
  z-index: 1;
}

.social-cta-button__icon {
  display: flex;
  align-items: center;
  justify-content: center;
}

.social-cta-button__text {
  letter-spacing: 0.05em;
}

.social-cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(29, 161, 242, 0.6);
  background: linear-gradient(135deg, #2db0ff, #1DA1F2);
}

.social-cta-button:active {
  transform: translateY(0);
}

.social-cta-button::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.social-cta-button:hover::before {
  width: 300px;
  height: 300px;
  opacity: 0;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
  .social-header__title {
    font-size: 2rem;
  }

  .social-header__subtitle {
    font-size: 1rem;
  }

  .social-card {
    padding: 36px 24px;
  }

  .social-card__icon {
    width: 100px;
    height: 100px;
  }

  .social-card__icon svg {
    width: 60px;
    height: 60px;
  }

  .social-card__title {
    font-size: 1.5rem;
  }

  .social-card__description {
    font-size: 0.95rem;
  }

  .social-cta-button {
    font-size: 1rem;
    padding: 12px 28px;
  }
}