@import url('https://fonts.googleapis.com/css2?family=Baloo+2:wght@600;800&family=Noto+Sans+JP:wght@400;500;700&display=swap');

:root {
  --pink: #ff3fa4;
  --turquoise: #2fe6d6;
  --bg: #12081c;
  --bg-soft: #1c0f2b;
  --text: #f5eefc;
  --text-dim: #c9b9dc;
}

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

html { scroll-behavior: smooth; }

body {
  background: radial-gradient(circle at 20% -10%, #2a1240 0%, var(--bg) 55%);
  color: var(--text);
  font-family: 'Noto Sans JP', sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: inherit; text-decoration: none; }

img { max-width: 100%; }

/* Header */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 6vw;
  position: sticky;
  top: 0;
  background: rgba(18, 8, 28, 0.85);
  backdrop-filter: blur(8px);
  z-index: 50;
  border-bottom: 1px solid rgba(255, 63, 164, 0.15);
}

.logo {
  font-family: 'Baloo 2', sans-serif;
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: 0.02em;
  background: linear-gradient(90deg, var(--pink), var(--turquoise));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

nav ul {
  list-style: none;
  display: flex;
  gap: clamp(16px, 4vw, 36px);
  font-weight: 500;
  font-size: 0.95rem;
}

nav a {
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s, color 0.2s;
}

nav a:hover,
nav a[aria-current="page"] {
  color: var(--turquoise);
  border-color: var(--turquoise);
}

/* Triptych */
.triptych {
  display: flex;
  width: 100%;
  height: min(60vh, 480px);
}

.triptych-item {
  position: relative;
  flex: 1;
  overflow: hidden;
  background-color: var(--bg-soft);
  background-size: cover;
  background-position: center;
}

.triptych-item::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: inherit;
  background-size: cover;
  background-position: center;
  filter: blur(18px) brightness(0.55) saturate(1.2);
  transform: scale(1.15);
}

.triptych-item img {
  position: relative;
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  transition: transform 0.4s ease;
}

.triptych-item:hover img {
  transform: scale(1.06);
}

.triptych-item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0) 45%);
  pointer-events: none;
}

.triptych-label {
  position: absolute;
  left: 20px;
  bottom: 16px;
  z-index: 1;
  font-family: 'Baloo 2', sans-serif;
  font-weight: 800;
  font-size: clamp(1rem, 2.2vw, 1.3rem);
  color: var(--text);
  text-shadow: 0 2px 10px rgba(0,0,0,0.6);
}

@media (max-width: 640px) {
  .triptych { flex-direction: column; height: auto; }
  .triptych-item { height: 42vh; }
}

/* Hero */
.hero {
  text-align: center;
  padding: 12vh 6vw 10vh;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 60%;
  background: conic-gradient(from 90deg, var(--pink), var(--turquoise), var(--pink));
  filter: blur(120px);
  opacity: 0.25;
  z-index: -1;
}

.hero h1 {
  font-family: 'Baloo 2', sans-serif;
  font-weight: 800;
  font-size: clamp(2.6rem, 8vw, 5rem);
  line-height: 1.05;
  background: linear-gradient(90deg, var(--pink), var(--turquoise));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 0 40px rgba(255, 63, 164, 0.35);
}

.hero p {
  margin-top: 18px;
  color: var(--text-dim);
  font-size: clamp(1rem, 2.2vw, 1.2rem);
  max-width: 46ch;
  margin-left: auto;
  margin-right: auto;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  margin-top: 40px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  border: 2px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: linear-gradient(90deg, var(--pink), var(--turquoise));
  color: #14081f;
  box-shadow: 0 6px 24px rgba(255, 63, 164, 0.35);
}

.btn-outline {
  border-color: var(--turquoise);
  color: var(--turquoise);
}

.btn-outline:hover { background: rgba(47, 230, 214, 0.1); }

/* Section */
.section {
  padding: 8vh 6vw;
  max-width: 1080px;
  margin: 0 auto;
  width: 100%;
}

.section-title {
  font-family: 'Baloo 2', sans-serif;
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  margin-bottom: 8px;
  color: var(--turquoise);
}

.section-lead {
  color: var(--text-dim);
  margin-bottom: 36px;
  max-width: 60ch;
}

/* Cards grid (social / video) */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.card {
  background: var(--bg-soft);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 18px;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: border-color 0.2s, transform 0.2s;
}

.card:hover {
  border-color: var(--pink);
  transform: translateY(-4px);
}

.card .icon {
  width: 40px;
  height: 40px;
}

.card h3 {
  font-size: 1.1rem;
}

.card p {
  color: var(--text-dim);
  font-size: 0.9rem;
  flex-grow: 1;
}

.card .card-link {
  font-weight: 700;
  color: var(--pink);
  font-size: 0.9rem;
}

.note {
  font-size: 0.8rem;
  color: var(--text-dim);
  opacity: 0.7;
  margin-top: 24px;
}

/* Exclusive video */
.exclusive-video {
  max-width: 720px;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: var(--bg-soft);
}

.exclusive-video video {
  display: block;
  width: 100%;
  max-height: 480px;
  background: #000;
}

/* Contact page */
.contact-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
  max-width: 480px;
}

.contact-list a {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--bg-soft);
  padding: 18px 22px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  font-weight: 500;
  transition: border-color 0.2s, transform 0.2s;
}

.contact-list a:hover {
  border-color: var(--turquoise);
  transform: translateX(4px);
}

.contact-list .icon { width: 28px; height: 28px; flex-shrink: 0; }

/* Footer */
.site-footer {
  margin-top: auto;
  text-align: center;
  padding: 32px 6vw;
  color: var(--text-dim);
  font-size: 0.85rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.site-footer .footer-social {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 14px;
}

.site-footer .footer-social a { width: 22px; height: 22px; color: var(--text-dim); }
.site-footer .footer-social a:hover { color: var(--pink); }

@media (max-width: 640px) {
  .site-header { flex-direction: column; gap: 12px; padding: 16px 6vw; }
  nav ul { gap: 18px; font-size: 0.85rem; flex-wrap: wrap; justify-content: center; }
}