:root {
  --bg: #07111c;
  --bg-soft: #0b1624;
  --surface: rgba(255,255,255,0.06);
  --surface-strong: rgba(255,255,255,0.09);
  --border: rgba(255,255,255,0.12);
  --text: #eef4ff;
  --muted: #aab7cd;
  --accent: #8edaff;
  --accent-2: #c6a7ff;
  --accent-3: #79e6d4;
  --shadow: 0 24px 64px rgba(0,0,0,0.28);
  --radius: 24px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Inter", "Noto Sans JP", system-ui, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top, rgba(95, 147, 255, 0.12), transparent 35%),
    linear-gradient(180deg, #06101b 0%, #08111d 42%, #0b1420 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container {
  width: min(1140px, calc(100% - 40px));
  margin: 0 auto;
}

.bg-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.55), transparent 80%);
}
.bg-blur {
  position: fixed;
  border-radius: 999px;
  filter: blur(85px);
  pointer-events: none;
  opacity: 0.28;
}
.bg-blur-a {
  width: 320px;
  height: 320px;
  left: -80px;
  top: 120px;
  background: rgba(142, 218, 255, 0.22);
}
.bg-blur-b {
  width: 360px;
  height: 360px;
  right: -120px;
  top: 320px;
  background: rgba(198, 167, 255, 0.16);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(6, 12, 22, 0.55);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 0;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: 0.10em;
}
.logo-dot {
  width: 11px;
  height: 11px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 24px rgba(142, 218, 255, 0.6);
}
.logo-text {
  font-size: 13px;
}
.nav {
  display: flex;
  gap: 24px;
  color: var(--muted);
  font-size: 14px;
}
.nav a:hover { color: var(--text); }

.header-cta,
.btn,
.chip-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: 0.22s ease;
  font-weight: 700;
}
.header-cta,
.btn {
  border-radius: 999px;
}
.header-cta {
  padding: 12px 18px;
  font-size: 14px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
}
.btn:hover,
.header-cta:hover,
.chip-link:hover {
  transform: translateY(-1px);
}

.hero {
  padding: 82px 0 54px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 34px;
  align-items: center;
}
.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
}
.venue-label {
  display: inline-flex;
  margin: 0 0 18px;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.10);
  color: #dce7f6;
  font-size: 14px;
}
.hero h1,
.section-head h2,
.cta-card h2 {
  margin: 0;
  line-height: 1.05;
  letter-spacing: -0.04em;
}
.hero h1 {
  font-size: clamp(42px, 6vw, 84px);
}
.lead,
.panel p,
.section-copy,
.info-card p,
.rule-card p,
.note,
.social-card p,
.access-text,
.cta-copy,
.site-footer p {
  color: var(--muted);
  line-height: 1.9;
}
.lead {
  max-width: 620px;
  font-size: 17px;
  margin: 22px 0 0;
}
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}
.btn {
  padding: 15px 22px;
  font-size: 15px;
}
.btn-primary {
  background: linear-gradient(135deg, rgba(142,218,255,0.96), rgba(198,167,255,0.96));
  color: #07111c;
  box-shadow: 0 16px 42px rgba(89, 145, 255, 0.24);
}
.btn-secondary {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.12);
}
.hero-points {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.hero-points li {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.10);
  color: #deebfc;
  font-size: 14px;
}

.glass {
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.05));
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero-visual {
  position: relative;
  overflow: hidden;
  border-radius: 32px;
  min-height: 600px;
}
.hero-image {
  width: 100%;
  height: 100%;
  min-height: 600px;
  object-fit: cover;
}
.hero-logo-layer {
  position: absolute;
  inset: 0;
  background-image: url("assets/logo-bg.jpeg");
  background-size: cover;
  background-position: center;
  opacity: 0.14;
  filter: brightness(0.38) saturate(0.9);
  mix-blend-mode: screen;
  transform: scale(1.02);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(7,11,18,0.12), rgba(7,11,18,0.28) 42%, rgba(7,11,18,0.76) 100%),
    radial-gradient(circle at 72% 18%, rgba(198,167,255,0.12), transparent 28%),
    linear-gradient(90deg, rgba(7,11,18,0.08), rgba(7,11,18,0.24));
}
.hero-card {
  position: absolute;
  left: 26px;
  bottom: 26px;
  z-index: 2;
  max-width: 300px;
  padding: 20px 20px 18px;
  border-radius: 22px;
  background: rgba(8, 14, 24, 0.46);
  border: 1px solid rgba(255,255,255,0.12);
  backdrop-filter: blur(16px);
}
.hero-card span {
  display: block;
  font-size: 12px;
  color: #b8c8dc;
  letter-spacing: 0.12em;
  margin-bottom: 10px;
}
.hero-card strong {
  display: block;
  font-size: 28px;
  margin-bottom: 10px;
}
.hero-card p {
  margin: 0;
  color: #dce7f6;
  line-height: 1.7;
}

.section {
  padding: 92px 0;
}
.section-tight {
  padding-top: 70px;
}
.section-dark {
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.03));
  border-top: 1px solid rgba(255,255,255,0.05);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.section-head {
  margin-bottom: 34px;
}
.section-head h2 {
  font-size: clamp(30px, 4vw, 56px);
}
.section-head.split {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: end;
}
.section-copy {
  max-width: 440px;
  font-size: 15px;
}

.concept-grid,
.info-grid,
.price-grid,
.social-grid,
.safety-grid {
  display: grid;
  gap: 20px;
}
.concept-grid {
  grid-template-columns: repeat(3, 1fr);
}
.panel,
.info-card,
.price-card,
.social-card,
.rule-card {
  border-radius: 24px;
  padding: 26px;
}
.panel h3,
.info-card h3,
.price-card h3,
.social-card h3,
.rule-card h3 {
  margin: 0 0 12px;
  font-size: 22px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.85fr 0.85fr;
  gap: 18px;
  align-items: stretch;
}
.gallery-item {
  overflow: hidden;
  border-radius: 26px;
  min-height: 0;
  aspect-ratio: 4 / 3;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.gallery-main {
  grid-row: span 2;
  min-height: 520px;
  aspect-ratio: auto;
}
.gallery-wide {
  grid-column: span 2;
  aspect-ratio: 16 / 8.5;
}

.info-grid {
  grid-template-columns: repeat(3, 1fr);
}
.info-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.10);
}
.info-label,
.plan,
.social-label,
.access-label {
  display: inline-block;
  margin-bottom: 16px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,0.08);
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.10em;
}

.price-grid {
  grid-template-columns: repeat(3, 1fr);
}
.price-card.highlight {
  outline: 1px solid rgba(142,218,255,0.32);
}
.price {
  margin: 10px 0 10px;
  font-size: clamp(40px, 5vw, 56px);
  font-weight: 800;
  line-height: 1;
}
.price.small {
  font-size: 28px;
  line-height: 1.5;
}

.social-grid {
  grid-template-columns: repeat(2, 1fr);
}
.social-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.09);
}
.social-card.instagram {
  background:
    linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.04)),
    linear-gradient(135deg, rgba(142,218,255,0.06), rgba(198,167,255,0.05));
}
.inline-buttons {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 18px;
}
.chip-link {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.12);
  font-size: 14px;
}
.chip-link-muted {
  color: var(--muted);
  cursor: default;
}
.chip-link-muted:hover {
  transform: none;
}

.safety-grid {
  grid-template-columns: repeat(2, 1fr);
}
.rule-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
}

.access-card {
  border-radius: 28px;
  padding: 28px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
}
.access-card h3 {
  margin: 0 0 10px;
  font-size: 26px;
}
.access-text {
  margin: 0;
  max-width: 700px;
}

.cta-section {
  padding-top: 46px;
}
.cta-card {
  border-radius: 30px;
  padding: 34px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 28px;
}
.cta-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.site-footer {
  padding: 28px 0 46px;
  color: var(--muted);
}
.footer-wrap {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
}

@media (max-width: 1100px) {
  .gallery-grid,
  .info-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .gallery-main {
    grid-row: auto;
    grid-column: span 2;
    min-height: 420px;
  }
  .gallery-wide {
    grid-column: span 2;
  }
  .section-head.split {
    display: block;
  }
  .section-copy {
    max-width: none;
    margin-top: 16px;
  }
}

@media (max-width: 980px) {
  .nav { display: none; }
  .hero-grid,
  .concept-grid,
  .price-grid,
  .access-card,
  .cta-card {
    grid-template-columns: 1fr;
    display: grid;
  }
  .social-grid,
  .info-grid,
  .safety-grid,
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  .hero-visual,
  .hero-image {
    min-height: 420px;
  }
  .gallery-main,
  .gallery-wide {
    grid-column: auto;
    min-height: 0;
    aspect-ratio: 4 / 3;
  }
  .gallery-item {
    aspect-ratio: 4 / 3;
  }
  .access-card {
    align-items: start;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(1140px, calc(100% - 24px));
  }
  .site-header .header-cta {
    display: none;
  }
  .hero {
    padding-top: 46px;
  }
  .section {
    padding: 74px 0;
  }
  .hero h1 {
    font-size: 44px;
  }
  .lead,
  .section-copy {
    font-size: 15px;
  }
  .panel,
  .info-card,
  .price-card,
  .social-card,
  .rule-card,
  .access-card,
  .cta-card {
    padding: 22px;
  }
  .hero-card {
    left: 18px;
    right: 18px;
    bottom: 18px;
    max-width: none;
  }
  .footer-wrap {
    flex-direction: column;
    align-items: flex-start;
  }
}


/* Access map */
.access-card {
  align-items: stretch;
}

.access-info {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.access-info .btn {
  margin-top: 22px;
}

.map-embed {
  width: min(360px, 100%);
  min-height: 220px;
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.04);
}

.map-embed iframe {
  display: block;
}

@media (max-width: 980px) {
  .map-embed {
    width: 100%;
    min-height: 240px;
  }
}

@media (max-width: 640px) {
  .map-embed {
    min-height: 220px;
  }
}


/* Opening logo visual */
.opening-visual {
  position: relative;
  min-height: calc(100vh - 76px);
  display: grid;
  place-items: center;
  overflow: hidden;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.opening-bg {
  position: absolute;
  inset: 0;
  background-image: url("assets/logo-bg.jpeg");
  background-size: cover;
  background-position: center;
  transform: scale(1.02);
  filter: brightness(0.84) saturate(0.96);
}

.opening-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(5,10,18,0.18), rgba(5,10,18,0.32) 48%, rgba(5,10,18,0.88) 100%),
    radial-gradient(circle at center, rgba(0,0,0,0.08), rgba(0,0,0,0.35) 72%);
}

.opening-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 48px 20px;
  max-width: 900px;
}

.opening-kicker {
  margin: 0 0 16px;
  color: #c5ecff;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.opening-content h1 {
  margin: 0;
  font-size: clamp(48px, 9vw, 118px);
  line-height: 0.92;
  letter-spacing: 0.02em;
  text-shadow: 0 20px 70px rgba(0,0,0,0.55);
}

.opening-content p {
  margin: 22px 0 0;
  color: #eef4ff;
  font-size: clamp(17px, 2vw, 24px);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-shadow: 0 12px 40px rgba(0,0,0,0.58);
}

.opening-scroll {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 30px;
  padding: 13px 20px;
  border-radius: 999px;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.22);
  color: #ffffff;
  font-weight: 800;
  backdrop-filter: blur(12px);
  transition: .22s ease;
}

.opening-scroll:hover {
  transform: translateY(-1px);
  background: rgba(255,255,255,0.16);
}

@media (max-width: 640px) {
  .opening-visual {
    min-height: calc(100vh - 64px);
  }

  .opening-bg {
    background-position: center top;
  }

  .opening-content h1 {
    font-size: 52px;
  }

  .opening-content p {
    font-size: 16px;
  }
}


/* Calendar */
.calendar-card {
  border-radius: 28px;
  padding: 16px;
  overflow: hidden;
}

.calendar-card iframe {
  display: block;
  width: 100%;
  height: min(560px, 70vh);
  border-radius: 20px;
  background: #ffffff;
}

@media (max-width: 640px) {
  .calendar-card {
    padding: 10px;
    border-radius: 22px;
  }

  .calendar-card iframe {
    height: 520px;
    border-radius: 16px;
  }
}


/* Fixed contact dock */
body {
  padding-bottom: 96px;
}

.contact-dock {
  position: fixed;
  left: 50%;
  bottom: 14px;
  transform: translateX(-50%);
  z-index: 999;
  width: min(680px, calc(100% - 22px));
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  padding: 10px;
  border-radius: 26px;
  background: rgba(7, 17, 28, 0.86);
  border: 1px solid rgba(255,255,255,0.14);
  box-shadow: 0 18px 50px rgba(0,0,0,0.42);
  backdrop-filter: blur(18px);
}

.contact-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 64px;
  border-radius: 20px;
  color: #eaf5ff;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.02em;
  background: rgba(255,255,255,0.045);
  border: 1px solid rgba(255,255,255,0.08);
  transition: .22s ease;
}

.contact-item:hover {
  transform: translateY(-1px);
  background: rgba(255,255,255,0.10);
}

.contact-icon {
  min-width: 30px;
  height: 30px;
  padding: 0 6px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #07111c;
  background: linear-gradient(135deg, #8edaff, #c6a7ff);
  font-size: 12px;
  font-weight: 900;
}

@media (max-width: 640px) {
  body {
    padding-bottom: 92px;
  }

  .contact-dock {
    bottom: 10px;
    width: calc(100% - 18px);
    gap: 6px;
    padding: 8px;
    border-radius: 22px;
  }

  .contact-item {
    min-height: 60px;
    border-radius: 17px;
    font-size: 10.5px;
  }

  .contact-icon {
    min-width: 28px;
    height: 28px;
    font-size: 11px;
  }
}


/* Instagram icon refinement */
.contact-icon-instagram {
  background:
    radial-gradient(circle at 30% 105%, #feda75 0%, #fa7e1e 28%, transparent 42%),
    radial-gradient(circle at 70% 18%, #d62976 0%, #962fbf 42%, #4f5bd5 100%);
  color: #ffffff;
}

.contact-icon-instagram svg {
  width: 19px;
  height: 19px;
  fill: currentColor;
  display: block;
}


/* Official-like contact icons */
.contact-icon {
  width: 34px;
  height: 34px;
  min-width: 34px;
  padding: 0;
  border-radius: 11px;
  overflow: hidden;
  background: none;
  color: #ffffff;
  box-shadow: 0 8px 20px rgba(0,0,0,0.22);
}

.contact-icon svg {
  width: 34px;
  height: 34px;
  display: block;
}

.contact-icon-line svg rect {
  fill: #06c755;
}

.contact-icon-line svg .line-tail {
  fill: #06c755;
  stroke: #06c755;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.contact-icon-line svg text {
  fill: #ffffff;
  font-size: 13px;
  font-weight: 900;
  font-family: Arial, Helvetica, sans-serif;
  letter-spacing: -0.5px;
}

.contact-icon-instagram {
  background:
    radial-gradient(circle at 28% 105%, #feda75 0%, #fa7e1e 28%, transparent 42%),
    radial-gradient(circle at 72% 12%, #4f5bd5 0%, transparent 30%),
    linear-gradient(135deg, #f58529 0%, #dd2a7b 42%, #8134af 72%, #515bd4 100%);
}

.contact-icon-instagram svg rect,
.contact-icon-instagram svg circle {
  fill: none;
  stroke: #ffffff;
  stroke-width: 4.2;
}

.contact-icon-instagram svg circle:nth-of-type(2) {
  fill: #ffffff;
  stroke: none;
}

.contact-icon-mail {
  background: linear-gradient(180deg, #62b7ff 0%, #1f7fff 100%);
}

.contact-icon-mail svg rect {
  fill: transparent;
}

.contact-icon-mail svg path,
.contact-icon-mail svg rect {
  stroke: #ffffff;
  stroke-width: 4.1;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.contact-icon-phone {
  background: linear-gradient(180deg, #62e66d 0%, #18b845 100%);
}

.contact-icon-phone svg rect {
  fill: transparent;
}

.contact-icon-phone svg path,
.contact-icon-phone svg rect {
  stroke: #ffffff;
  stroke-width: 4.1;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}

@media (max-width: 640px) {
  .contact-icon,
  .contact-icon svg {
    width: 31px;
    height: 31px;
    min-width: 31px;
  }

  .contact-icon-line svg text {
    font-size: 12px;
  }
}


/* Opening visual cleanup */
.opening-content-minimal {
  align-self: end;
  padding-bottom: 56px;
}

.opening-content-minimal .opening-scroll {
  margin-top: 0;
  background: rgba(7, 17, 28, 0.48);
  border: 1px solid rgba(255,255,255,0.24);
  box-shadow: 0 12px 34px rgba(0,0,0,0.28);
}

@media (max-width: 640px) {
  .opening-content-minimal {
    padding-bottom: 42px;
  }
}