/* KUWAMASA Cross — global navigation (v59)
   全ページ共通。既存CSS（home-v28.css / design-v26.css + style.css）と衝突しないよう
   すべて .gnav 配下にスコープしています。 */

/* 変数は :root に置く（他のCSSからも参照できるように） */
:root {
  --gn-navy: #10213f;
  --gn-navy2: #1d3557;
  --gn-blue: #326da8;
  --gn-gold: #b69345;
  --gn-line: #dfe3e8;
  --gn-muted: #6a7684;
  --gn-h: 60px;
}

.gnav {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(255, 255, 255, .97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gn-line);
  font-family: "Inter", "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
}

.gnav-inner {
  width: min(1180px, calc(100% - 44px));
  margin: 0 auto;
  min-height: var(--gn-h);
  display: flex;
  align-items: center;
  gap: 26px;
}

.gnav-brand { display: flex; align-items: center; text-decoration: none; flex: 0 0 auto; }
.gnav-brand img { display: block; height: 34px; width: auto; }
.gnav-brand .gn-icon { display: none; }

.gnav-menu { display: flex; align-items: center; justify-content: flex-end; gap: 4px; flex: 1 1 auto; }

.gnav-item { position: relative; }

.gnav-item > a,
.gnav-item > .gnav-top {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: var(--gn-h);
  padding: 0 11px;
  border: 0;
  background: none;
  color: var(--gn-navy2);
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .02em;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
}
.gnav-item > a:hover,
.gnav-item > .gnav-top:hover { color: var(--gn-blue); }

.gnav-item > a[aria-current="page"],
.gnav-item.is-current > a,
.gnav-item.is-current > .gnav-top {
  color: var(--gn-navy);
  box-shadow: inset 0 -2px 0 var(--gn-gold);
}

.gnav-caret {
  width: 7px; height: 7px;
  border-right: 1.6px solid currentColor;
  border-bottom: 1.6px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  transition: transform .18s;
}
.gnav-item.open .gnav-caret { transform: translateY(1px) rotate(-135deg); }

/* ---- ドロップダウン ---- */
.gnav-sub {
  position: absolute;
  top: calc(var(--gn-h) - 6px);
  left: 0;
  min-width: 310px;
  padding: 8px;
  background: #fff;
  border: 1px solid var(--gn-line);
  border-top: 2px solid var(--gn-gold);
  box-shadow: 0 18px 40px rgba(16, 33, 63, .13);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity .16s, transform .16s, visibility .16s;
}
.gnav-item:hover > .gnav-sub,
.gnav-item.open > .gnav-sub {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.gnav-sub a {
  display: block;
  padding: 11px 13px;
  text-decoration: none;
  border-radius: 5px;
}
.gnav-sub a:hover { background: #eef4f8; }
.gnav-sub b { display: block; color: var(--gn-navy); font-size: 13.5px; font-weight: 700; }
.gnav-sub span { display: block; margin-top: 3px; color: var(--gn-muted); font-size: 11.5px; line-height: 1.6; }
.gnav-sub .gnav-sub-all {
  margin-top: 4px;
  padding-top: 11px;
  border-top: 1px solid var(--gn-line);
  border-radius: 0;
  color: var(--gn-blue);
  font-size: 11.5px;
  font-weight: 700;
}


/* ---- ハンバーガー ---- */
.gnav-burger {
  display: none;
  width: 40px; height: 38px;
  margin-left: auto;
  padding: 0;
  border: 1px solid var(--gn-line);
  border-radius: 6px;
  background: #fff;
  cursor: pointer;
}
.gnav-burger i {
  display: block; width: 17px; height: 1.6px; margin: 3.5px auto;
  background: var(--gn-navy); transition: .2s;
}
.gnav-burger[aria-expanded="true"] i:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.gnav-burger[aria-expanded="true"] i:nth-child(2) { opacity: 0; }
.gnav-burger[aria-expanded="true"] i:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

/* ---- モバイルパネル ---- */
.gnav-mobile {
  display: none;
  border-top: 1px solid var(--gn-line);
  background: #fff;
  max-height: calc(100vh - var(--gn-h));
  overflow-y: auto;
}
.gnav-mobile .gnav-mobile-inner { width: min(1180px, calc(100% - 30px)); margin: 0 auto; padding: 10px 0 18px; }
.gnav-mobile a {
  display: block; padding: 13px 4px; text-decoration: none;
  border-bottom: 1px solid #eef1f4; color: var(--gn-navy2);
  font-size: 14px; font-weight: 600;
}
.gnav-mobile .gn-group { margin-top: 6px; }
.gnav-mobile .gn-group > p {
  margin: 14px 0 0; padding: 0 4px;
  color: var(--gn-gold); font-size: 10.5px; font-weight: 800; letter-spacing: .16em;
}
.gnav-mobile .gn-group a { padding-left: 12px; font-size: 13.5px; font-weight: 500; }

@media (max-width: 900px) {
  .gnav-inner { width: min(100% - 30px, 1180px); gap: 12px; }
  .gnav-menu { display: none; }
  .gnav-burger { display: block; }
  .gnav.open .gnav-mobile { display: block; }
  .gnav-brand img { height: 30px; }
}
@media print {
  .gnav { display: none !important; }
}


/* ---- テーマ別表示バー（/curation/?topic=...） ---- */
.topic-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px 20px;
  margin: 0 0 22px;
  padding: 14px 18px;
  background: #eef4f8;
  border-left: 3px solid var(--gn-gold);
  font-family: "Inter", "Noto Sans JP", sans-serif;
}
.topic-bar[hidden] { display: none; }
.topic-main { display: flex; align-items: baseline; flex-wrap: wrap; gap: 6px 12px; }
.topic-tag {
  color: var(--gn-gold);
  font-size: 10px; font-weight: 800; letter-spacing: .18em;
}
.topic-main strong { color: var(--gn-navy); font-size: 16px; }
.topic-lead { color: var(--gn-muted); font-size: 12px; }
.topic-links { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.topic-links a { color: var(--gn-blue); font-size: 12px; font-weight: 700; text-decoration: none; white-space: nowrap; }
.topic-links a:hover { text-decoration: underline; }
.topic-links .topic-all { color: var(--gn-navy2); }
@media (max-width: 680px) {
  .topic-bar { padding: 13px 14px; }
  .topic-links { gap: 14px; }
}