@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;600;700&family=Oswald:wght@400;600&display=swap');

:root {
  --primary: #667eea;
  --primary-dark: #764ba2;
  --accent: #f5a623;
  --dark: #1a1a2e;
  --dark2: #16213e;
  --dark3: #0f3460;
  --text: #e0e0e0;
  --text-muted: #999;
  --white: #ffffff;
  --card-bg: rgba(255,255,255,0.05);
  --border: rgba(255,255,255,0.1);
  --gradient: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  font-family: 'Noto Sans JP', sans-serif;
  background: var(--dark);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; }

/* テーブル横スクロール対応 */
.table-wrap {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-bottom: 32px;
  border-radius: 8px;
}

.table-wrap > table { margin-bottom: 0 !important; }

/* ===== NAV ===== */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(26,26,46,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  height: 40px;
  text-decoration: none;
}

.nav-logo img {
  height: 28px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  transition: color 0.2s;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 2px;
  background: var(--gradient);
  transform: scaleX(0);
  transition: transform 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  transform: scaleX(1);
}

.nav-cta {
  background: var(--gradient);
  color: var(--white) !important;
  padding: 8px 20px;
  border-radius: 999px;
  font-size: 0.82rem !important;
  -webkit-text-fill-color: var(--white) !important;
}

.nav-cta::after { display: none !important; }

/* ハンバーガー */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: all 0.3s;
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: var(--dark2);
  padding-top: 64px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse at 20% 50%, rgba(102,126,234,0.15) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(118,75,162,0.15) 0%, transparent 60%);
}

.hero-content {
  position: relative;
  text-align: center;
  max-width: 800px;
  padding: 40px 20px;
}

.hero-badge {
  display: inline-block;
  background: rgba(102,126,234,0.2);
  border: 1px solid rgba(102,126,234,0.4);
  color: var(--primary);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 24px;
  font-weight: 600;
}

.hero h1 {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 600;
  letter-spacing: 0.05em;
  line-height: 1.1;
  margin-bottom: 8px;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero h2 {
  font-size: clamp(1rem, 2.5vw, 1.3rem);
  font-weight: 300;
  color: var(--text-muted);
  margin-bottom: 32px;
  letter-spacing: 0.1em;
}

.hero p {
  font-size: 1rem;
  color: var(--text);
  margin-bottom: 40px;
  line-height: 1.9;
}

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

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  letter-spacing: 0.05em;
}

.btn-primary {
  background: var(--gradient);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(102,126,234,0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(102,126,234,0.5);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid var(--border);
}

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

/* ===== SECTIONS ===== */
section {
  padding: 80px 40px;
  max-width: 1100px;
  margin: 0 auto;
}

.section-label {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--primary);
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-title {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--white);
  margin-bottom: 16px;
}

.section-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  max-width: 560px;
  margin-bottom: 48px;
}

/* ===== CARDS ===== */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  transition: border-color 0.2s, transform 0.2s;
}

.card:hover {
  border-color: rgba(102,126,234,0.4);
  transform: translateY(-2px);
}

/* ===== GRID ===== */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

/* ===== DIVIDER ===== */
.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0;
}

/* ===== FOOTER ===== */
footer {
  background: var(--dark2);
  border-top: 1px solid var(--border);
  padding: 48px 40px 32px;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand {
  margin-bottom: 12px;
}

.footer-brand img {
  height: 48px;
  width: auto;
  display: block;
}

.footer-tagline {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 16px;
}

.footer-contact p {
  color: var(--text-muted);
  font-size: 0.82rem;
  line-height: 1.8;
}

.footer-nav h4 {
  color: var(--white);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.footer-nav ul { list-style: none; }

.footer-nav li { margin-bottom: 8px; }

.footer-nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  transition: color 0.2s;
}

.footer-nav a:hover { color: var(--primary); }

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 1px solid var(--border);
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.8rem;
  transition: all 0.2s;
}

.footer-social a svg {
  width: 18px;
  height: 18px;
  display: block;
}

.footer-social a:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
}

/* SNSブランドカラーホバー */
.footer-social a.sns-instagram:hover { color: #e1306c; border-color: #e1306c; }
.footer-social a.sns-youtube:hover { color: #ff0000; border-color: #ff0000; }
.footer-social a.sns-line:hover { color: #06c755; border-color: #06c755; }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: 0.78rem;
}

/* ===== PAGE HERO (inner pages) ===== */
.page-hero {
  padding: 120px 40px 60px;
  text-align: center;
  background: var(--dark2);
  border-bottom: 1px solid var(--border);
}

.page-hero .section-label { margin-bottom: 12px; }
.page-hero .section-title { margin-bottom: 8px; }
.page-hero .section-desc { margin: 0 auto; }

/* ===== RESPONSIVE: タブレット以下 ===== */
@media (max-width: 768px) {
  nav { padding: 0 16px; }
  .nav-logo img { height: 26px; }

  .nav-links {
    display: none;
    position: fixed;
    top: 64px; left: 0; right: 0;
    background: var(--dark2);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 16px 20px;
    gap: 0;
    max-height: calc(100vh - 64px);
    overflow-y: auto;
  }

  .nav-links.open { display: flex; }
  .nav-links li { border-bottom: 1px solid var(--border); }
  .nav-links li:last-child { border-bottom: none; padding-top: 12px; }
  .nav-links a { display: block; padding: 16px 0; font-size: 1rem; }
  .nav-links .nav-cta { display: inline-block; text-align: center; padding: 12px 24px; }
  .nav-toggle { display: flex; }

  section { padding: 56px 18px; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }

  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .page-hero { padding: 96px 18px 40px; }
  footer { padding: 36px 18px 24px; }

  .hero { padding-top: 64px; }
  .hero-content { padding: 32px 18px; }
  .hero p { font-size: 0.95rem; }
  .hero-buttons { flex-direction: column; align-items: stretch; gap: 12px; }
  .hero-buttons .btn { width: 100%; text-align: center; }

  /* ボタン：タップしやすく */
  .btn { padding: 14px 28px; min-height: 48px; display: inline-flex; align-items: center; justify-content: center; }
}

/* ===== RESPONSIVE: スマホ ===== */
@media (max-width: 480px) {
  nav { padding: 0 14px; height: 60px; }
  .nav-logo img { height: 24px; }

  .nav-links { top: 60px; }

  section { padding: 48px 16px; }
  .page-hero { padding: 84px 16px 32px; }
  footer { padding: 32px 16px 20px; }

  .hero-content { padding: 24px 16px; }
  .hero h2 { letter-spacing: 0.04em; }
  .hero p { line-height: 1.85; }

  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

/* ===== HERO LOGO ===== */
.hero-logo {
  display: flex;
  justify-content: center;
  margin-bottom: 16px;
}

.hero-logo img {
  width: clamp(180px, 38vw, 360px);
  height: auto;
  max-width: 100%;
  filter: drop-shadow(0 6px 24px rgba(102,126,234,0.3));
}

/* ===== STUDIO PHOTO GALLERY ===== */
.photo-gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 20px;
}

.photo-gallery .gallery-item {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 8px;
  cursor: pointer;
  background: var(--dark3);
}

.photo-gallery .gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s;
}

.photo-gallery .gallery-item:hover img {
  transform: scale(1.05);
}

.photo-gallery .gallery-item.wide {
  grid-column: span 2;
  aspect-ratio: 16 / 7;
}

/* ===== STAGE PHOTO ROW ===== */
.stage-photo-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 20px;
}

.stage-photo-row .gallery-item {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 8px;
  cursor: pointer;
}

.stage-photo-row .gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s;
}

.stage-photo-row .gallery-item:hover img {
  transform: scale(1.05);
}

/* ===== STUDIO PREVIEW (top page) ===== */
.studio-preview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 40px;
}

.studio-preview .preview-card {
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  aspect-ratio: 4 / 3;
  background: var(--dark3);
  border: 1px solid var(--border);
  text-decoration: none;
  display: block;
}

.studio-preview .preview-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s;
}

.studio-preview .preview-card:hover img {
  transform: scale(1.04);
}

.studio-preview .preview-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26,26,46,0.92) 0%, rgba(26,26,46,0.2) 50%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  color: var(--white);
}

.studio-preview .preview-overlay .label {
  font-family: 'Oswald', sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--primary);
  margin-bottom: 6px;
}

.studio-preview .preview-overlay h3 {
  font-family: 'Oswald', sans-serif;
  font-size: 1.6rem;
  letter-spacing: 0.05em;
  font-weight: 600;
  margin-bottom: 4px;
}

.studio-preview .preview-overlay p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* ===== LIGHTBOX ===== */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.92);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 20px;
  cursor: zoom-out;
}

.lightbox.active { display: flex; }

.lightbox img {
  max-width: 95vw;
  max-height: 90vh;
  border-radius: 8px;
  box-shadow: 0 12px 60px rgba(0,0,0,0.6);
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 24px;
  color: var(--white);
  font-size: 2rem;
  cursor: pointer;
  background: rgba(0,0,0,0.4);
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

@media (max-width: 768px) {
  .studio-preview { grid-template-columns: 1fr; gap: 16px; }
  .studio-preview .preview-overlay { padding: 18px; }
  .studio-preview .preview-overlay h3 { font-size: 1.4rem; }

  .stage-photo-row { grid-template-columns: 1fr 1fr; }
  .photo-gallery .gallery-item.wide { grid-column: span 2; }
  .photo-gallery { gap: 6px; }

  .lightbox-close { top: 12px; right: 12px; width: 40px; height: 40px; }
}

@media (max-width: 480px) {
  .photo-gallery { grid-template-columns: 1fr 1fr; gap: 6px; }
  .photo-gallery .gallery-item.wide { grid-column: span 2; aspect-ratio: 16/9; }
  .stage-photo-row { gap: 6px; }
}