/**
 * template_mono_ja — 和 × template_1–4 融合
 * 墨色・緋色・金の差し色、青海波、余白（間）
 */
:root {
  --wa-ink: #0c0e12;
  --wa-ink-soft: #141821;
  --wa-paper: #f7f4ef;
  --wa-paper-dim: #ebe6dc;
  --wa-vermilion: #c23a2b;
  --wa-vermilion-glow: rgba(194, 58, 43, 0.35);
  --wa-gold: #c9a227;
  --wa-gold-soft: rgba(201, 162, 39, 0.2);
  --wa-bamboo: #2d4a3e;
  --wa-mist: rgba(247, 244, 239, 0.06);
  --wa-radius-sharp: 6px;
  --wa-radius-soft: 20px;
  --wa-font-sans: "Noto Sans JP", "Plus Jakarta Sans", system-ui, sans-serif;
  --wa-font-display: "Shippori Mincho", "Noto Sans JP", serif;
}

html {
  scroll-behavior: smooth;
}

body.wa-mono-ja {
  font-family: var(--wa-font-sans);
  background-color: var(--wa-ink);
  color: var(--wa-paper);
  letter-spacing: 0.02em;
  line-height: 1.75;
}

body.wa-mono-ja .wrap {
  position: relative;
}

/* 青海波（控えめな背景レイヤー） */
body.wa-mono-ja .wrap::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.07;
  background-color: var(--wa-ink);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='80' height='40' viewBox='0 0 80 40'%3E%3Cpath fill='%23c9a227' d='M0 40c20-20 40-20 60 0s40 20 60 0V0H0z'/%3E%3C/svg%3E");
  background-size: 80px 40px;
}

body.wa-mono-ja .noise {
  opacity: 0.04;
  mix-blend-mode: overlay;
}

body.wa-mono-ja .orb-1 {
  background: radial-gradient(circle at 30% 30%, var(--wa-vermilion-glow), transparent 55%);
  filter: blur(80px);
}

body.wa-mono-ja .orb-2 {
  background: radial-gradient(circle at 70% 60%, var(--wa-gold-soft), transparent 50%);
  filter: blur(100px);
}

body.wa-mono-ja h1,
body.wa-mono-ja h2,
body.wa-mono-ja h3 {
  font-family: var(--wa-font-display);
  font-weight: 600;
  letter-spacing: 0.08em;
}

body.wa-mono-ja h1 span {
  color: var(--wa-gold);
  text-shadow: 0 0 40px var(--wa-gold-soft);
}

body.wa-mono-ja .badge {
  border: 1px solid rgba(201, 162, 39, 0.45);
  background: linear-gradient(135deg, rgba(12, 14, 18, 0.9), rgba(45, 74, 62, 0.35));
  border-radius: 999px;
  box-shadow: 0 0 0 1px rgba(247, 244, 239, 0.06) inset;
}

body.wa-mono-ja .badge-dot {
  background: var(--wa-vermilion);
  box-shadow: 0 0 12px var(--wa-vermilion-glow);
}

/* template_1 系シャープさ + template_4 ガラス */
body.wa-mono-ja .glass-card,
body.wa-mono-ja .card-main {
  border-radius: var(--wa-radius-soft);
  border: 1px solid rgba(247, 244, 239, 0.12);
  background: linear-gradient(
    145deg,
    rgba(247, 244, 239, 0.08) 0%,
    rgba(12, 14, 18, 0.65) 100%
  );
  box-shadow:
    0 24px 48px rgba(0, 0, 0, 0.45),
    0 0 0 1px rgba(201, 162, 39, 0.12) inset;
  backdrop-filter: blur(14px);
}

body.wa-mono-ja .card-float {
  border-radius: var(--wa-radius-sharp);
  opacity: 0.5;
}

body.wa-mono-ja .btn-primary {
  background: linear-gradient(180deg, var(--wa-vermilion), #9e2f24);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--wa-radius-sharp);
  box-shadow: 0 8px 24px var(--wa-vermilion-glow);
  font-weight: 600;
}

body.wa-mono-ja .btn-primary:hover {
  filter: brightness(1.08);
}

body.wa-mono-ja .btn-ghost {
  border-radius: var(--wa-radius-sharp);
  border-color: rgba(247, 244, 239, 0.25);
  color: var(--wa-paper);
}

body.wa-mono-ja .btn-ghost:hover {
  border-color: var(--wa-gold);
  color: var(--wa-gold);
  background: rgba(201, 162, 39, 0.08);
}

body.wa-mono-ja .site-nav a {
  font-weight: 500;
  letter-spacing: 0.06em;
}

body.wa-mono-ja .site-nav a:hover {
  color: var(--wa-gold);
}

body.wa-mono-ja .header-cta {
  border-radius: var(--wa-radius-sharp);
}

/* 単一言語：言語切替を隠す */
body.wa-mono-ja .lang-dropdown,
body.wa-mono-ja .lang-flags-mobile {
  display: none !important;
}

body.wa-mono-ja .empower-section,
body.wa-mono-ja .reviews,
body.wa-mono-ja .features,
body.wa-mono-ja .security,
body.wa-mono-ja .compare,
body.wa-mono-ja .offer-section,
body.wa-mono-ja .calc-section,
body.wa-mono-ja .faq {
  position: relative;
  z-index: 1;
}

body.wa-mono-ja .empower-panel {
  border-radius: var(--wa-radius-soft);
  border: 1px solid rgba(247, 244, 239, 0.08);
  background: rgba(12, 14, 18, 0.55);
}

body.wa-mono-ja .review-card {
  border-radius: var(--wa-radius-sharp);
  border-top: 3px solid var(--wa-vermilion);
  background: rgba(20, 24, 33, 0.85);
}

body.wa-mono-ja .review-stars {
  color: var(--wa-gold);
  letter-spacing: 0.15em;
}

body.wa-mono-ja footer {
  border-top: 1px solid rgba(201, 162, 39, 0.2);
  background: linear-gradient(180deg, transparent, rgba(12, 14, 18, 0.95));
  font-size: 0.88rem;
  color: var(--wa-paper-dim);
}

body.wa-mono-ja .section-sub {
  opacity: 0.92;
}

/* 縦書き風アクセント（ヒーロー左に細線） */
body.wa-mono-ja .hero::before {
  content: "";
  position: absolute;
  left: -12px;
  top: 10%;
  width: 3px;
  height: 45%;
  background: linear-gradient(180deg, var(--wa-vermilion), transparent);
  border-radius: 2px;
  opacity: 0.85;
}

@media (max-width: 900px) {
  body.wa-mono-ja .hero::before {
    display: none;
  }
}