/* ═══════════════════════════════════════════════
   Wakakusa Blog — 共通スタイル
   hennakyoto.com と同一デザインシステム
   ═══════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Shippori+Mincho:wght@400;500;700&family=Noto+Sans+JP:wght@300;400;500&display=swap');

:root {
  --green:       #2d5a3d;
  --green-mid:   #3d7052;
  --green-light: #4a7c5e;
  --green-pale:  #eaf3ee;
  --gold:        #b8973a;
  --gold-light:  #d4b05a;
  --gold-pale:   #f8f2e2;
  --cream:       #faf7f2;
  --cream-mid:   #f5efe3;
  --cream-dark:  #e8dfc8;
  --text:        #2a2420;
  --text-mid:    #4a4038;
  --text-muted:  #7a7060;
  --white:       #ffffff;
  --red:         #b83232;
  --shadow-sm:   0 2px 8px rgba(45,90,61,0.08);
  --shadow-md:   0 4px 20px rgba(45,90,61,0.12);
  --shadow-lg:   0 8px 40px rgba(45,90,61,0.16);
  --radius:      6px;
  --radius-lg:   12px;
  --font-serif:  'Shippori Mincho', 'Hiragino Mincho ProN', serif;
  --font-sans:   'Noto Sans JP', 'Hiragino Sans', sans-serif;
}

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

body {
  font-family: var(--font-sans);
  background: var(--cream);
  color: var(--text);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

/* ── Site Header (same as main site) ───────── */
.site-header {
  background: var(--green);
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2.5rem;
  position: sticky;
  top: 0;
  z-index: 200;
  box-shadow: 0 2px 16px rgba(0,0,0,0.18);
}
.site-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
}
.site-logo-text {
  font-family: var(--font-serif);
  color: var(--gold-light);
  font-size: 1.05rem;
  letter-spacing: 0.1em;
}
.site-logo-sub {
  color: rgba(255,255,255,0.55);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  display: block;
  margin-top: -2px;
}
.header-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.header-nav a {
  color: rgba(255,255,255,0.75);
  font-size: 0.8rem;
  text-decoration: none;
  letter-spacing: 0.06em;
  transition: color 0.2s;
}
.header-nav a:hover { color: var(--gold-light); }
.header-nav .nav-blog {
  color: var(--gold-light);
  font-weight: 500;
}

/* ── Gold divider line ──────────────────────── */
.gold-rule {
  width: 40px;
  height: 2px;
  background: var(--gold);
  display: block;
}
.gold-rule.center { margin: 0 auto; }

/* ── Section label ──────────────────────────── */
.label-en {
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 500;
}

/* ── Buttons ────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 1.5rem;
  border-radius: 2px;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: all 0.22s;
}
.btn-primary {
  background: var(--green);
  color: var(--white);
}
.btn-primary:hover { background: var(--green-mid); }
.btn-outline {
  background: transparent;
  color: var(--green);
  border: 1.5px solid var(--green);
}
.btn-outline:hover { background: var(--green); color: var(--white); }
.btn-gold {
  background: var(--gold);
  color: var(--white);
}
.btn-gold:hover { background: var(--gold-light); }
.btn-sm { padding: 0.35rem 0.9rem; font-size: 0.75rem; }
.btn-danger {
  background: transparent;
  color: var(--red);
  border: 1.5px solid var(--red);
}
.btn-danger:hover { background: var(--red); color: var(--white); }
.btn-ghost {
  background: var(--green-pale);
  color: var(--green);
  border: none;
}
.btn-ghost:hover { background: var(--green); color: var(--white); }

/* ── Toast ──────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--green);
  color: var(--white);
  padding: 0.75rem 1.8rem;
  border-radius: 999px;
  font-size: 0.82rem;
  box-shadow: var(--shadow-lg);
  animation: toastIn 0.3s ease, toastOut 0.4s ease 2.8s forwards;
  z-index: 9999;
}
@keyframes toastIn  { from { opacity:0; transform: translateX(-50%) translateY(12px); } }
@keyframes toastOut { to   { opacity:0; } }

/* ── Category badge ─────────────────────────── */
.cat-badge {
  display: inline-block;
  padding: 0.2rem 0.7rem;
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--gold);
  border: 1px solid var(--gold);
  border-radius: 1px;
}

/* ── Responsive ─────────────────────────────── */
@media (max-width: 680px) {
  .site-header { padding: 0 1.2rem; height: 58px; }
  .header-nav  { gap: 1rem; }
  .header-nav a { font-size: 0.72rem; }
}