@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@400;600&family=Zen+Old+Mincho:wght@400;600&family=Inter:wght@300;400;600&display=swap');

:root {
  /* Colors: Midnight Luxury */
  --bg-body: #080A0F;
  --bg-panel: #11141C;
  --text-main: #EAEBF0;
  --text-muted: #9CA3AF;
  --accent-color: #A0C4FF;
  --border-color: rgba(255, 255, 255, 0.1);

  /* Layout */
  --container-width: 1100px;
  --header-height: 80px;

  /* Responsive spacing tokens */
  --container-padding: 24px;
  --section-padding-y: 120px;

  /* Fonts */
  --font-serif-en: 'Cormorant Garamond', serif;
  --font-serif-jp: 'Zen Old Mincho', serif;
  --font-sans: 'Inter', sans-serif;
}

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

/* Better mobile scaling */
html {
  font-size: 16px;
  scroll-behavior: smooth;
  text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg-body);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.8;
  letter-spacing: 0.02em; /* mobile readability */
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Noise Texture */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0; /* avoid interfering with overlays */
}

/* Ensure main content sits above noise */
body > * {
  position: relative;
  z-index: 1;
}

/* Typography */
h1, h2, h3, h4 {
  font-weight: 400;
  color: #fff;
}

.en-title {
  font-family: var(--font-serif-en);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.9rem;
  color: var(--accent-color);
  display: block;
  margin-bottom: 1rem;
}

.jp-title {
  font-family: var(--font-serif-jp);
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.3;
  margin-bottom: 1.5rem;
}

.jp-subtitle {
  font-family: var(--font-serif-jp);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

a {
  text-decoration: none;
  color: inherit;
  transition: opacity 0.3s ease;
}

a:hover { opacity: 0.85; }

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

/* Layout helpers */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section {
  padding: var(--section-padding-y) 0;
  border-bottom: 1px solid rgba(255,255,255,0.03);
}

/* Safer tap targets on mobile */
button, input, select, textarea {
  font: inherit;
}

/* Animation */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1),
              transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-up.active {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  :root {
    --container-padding: 20px;
    --section-padding-y: 96px;
  }
}

@media (max-width: 768px) {
  :root {
    --container-padding: 16px;
    --section-padding-y: 80px;
  }

  body {
    line-height: 1.75;
    letter-spacing: 0.01em;
  }

  .en-title {
    font-size: 0.82rem;
    letter-spacing: 0.14em;
  }

  .jp-title {
    font-size: clamp(1.7rem, 6vw, 2.2rem);
  }

  .jp-subtitle {
    font-size: 1.25rem;
  }
}

@media (max-width: 420px) {
  :root {
    --container-padding: 14px;
    --section-padding-y: 72px;
  }

  .en-title { font-size: 0.8rem; }
}