/* ============================================================
   soukyu.com「制作実績」v1（スポットライト＋グリッド）
   モダン・ミニマル（脱和風）／白×生成り×朱／見出し明朝・本文ゴシック
   ※画像は当面プレースホルダー。本番は各記事サムネに差し替え。
   ============================================================ */

html { scroll-behavior: smooth; }
body { font-family: 'Noto Serif JP', serif; background: var(--bg); color: var(--sumi); overflow-x: hidden; }
img { max-width: 100%; display: block; }

/* 実績一覧ではカード枠と干渉するため、製図グリッドを表示しない */
body::before { display: none; }

a:focus-visible, button:focus-visible { outline: 2px solid var(--shu); outline-offset: 3px; border-radius: 4px; }

/* ---------- ヘッダー（共通） ---------- */

/* v5: ホバーは朱でなく「墨＋左から引かれる極細下線」 */

/* ---------- 本文ラッパ ---------- */
.works-wrap { max-width: 1320px; margin: 0 auto; padding: 0 clamp(24px, 5vw, 72px) 96px; }

/* ---------- ヒーロー（D案：墨面のポートフォリオ表紙） ---------- */
.works-hero-shell { background: var(--sumi-deep); }
.works-hero-shell .page-breadcrumb-wrap { padding-top: 24px; padding-bottom: 0; }
.works-hero-shell .breadcrumb { padding-top: 0; margin-bottom: 0; color: #b9b3a6; }
.works-hero-shell .breadcrumb a { color: #f5f2ea; }
.works-hero-shell .breadcrumb .sep { color: #77736a; }
.works-hero-band { position: relative; background: var(--sumi-deep); padding: 0 clamp(24px, 5vw, 72px); }
.works-hero-band::before { content: ""; position: absolute; inset: 0; background: var(--sumi-deep); pointer-events: none; }
.works-hero-in { position: relative; z-index: 1; max-width: 1320px; margin: 0 auto; }
.works-hero { max-width: 880px; padding: clamp(44px, 7vw, 88px) 0 clamp(36px, 4vw, 56px); }
.works-hero h1 { color: #f5f2ea; }
.works-hero .ds-label { color: var(--shu-bright); }
.works-hero .works-lead { color: #b9b3a6; }
.works-hero .works-lead .em { color: #fff; }
.works-hero .works-stat { color: var(--shu-bright); }
/* 墨→白の曲線区切り（v5と同じパス・浅め44px） */
.divider-from-dark { position: relative; background: var(--sumi-deep); line-height: 0; margin: -1px 0; }
.divider-from-dark svg { width: 100%; height: 44px; display: block; }
.divider-from-dark::after { content: ""; position: absolute; right: 0; bottom: -1px; left: 0; height: 2px; background: #fff; }
.ds-label { font-family: 'Noto Sans JP', sans-serif; font-size: 12px; font-weight: 700; letter-spacing: 0.24em; color: var(--shu); margin-bottom: 18px; }
/* v5: レジストレーションマークで統一 */
.ds-label::before { content: ""; display: inline-block; width: 6px; height: 6px; background: var(--shu); margin-right: 10px; vertical-align: middle; }
.works-hero h1 { font-size: clamp(34px, 4.4vw, 48px); font-weight: 700; letter-spacing: 0.05em; line-height: 1.35; margin-bottom: 20px; }
.works-lead { font-family: 'Noto Sans JP', sans-serif; font-size: clamp(15.5px, 1.35vw, 17px); line-height: 2.05; color: var(--ink-body); }
.works-lead .em { color: var(--sumi); font-weight: 700; }
.works-stat { display: inline-block; margin-top: 18px; font-family: 'Noto Sans JP', sans-serif; font-size: 13px; font-weight: 700; letter-spacing: 0.04em; color: var(--shu); }

/* ---------- 共通サムネ（プレースホルダー） ---------- */
.thumb {
  position: relative;
  aspect-ratio: 1.618;
  background: #fff;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 6px; padding: 18px; text-align: center; overflow: hidden;
}
.thumb .ph-name { font-family: 'Noto Serif JP', serif; font-size: clamp(16px, 1.8vw, 22px); font-weight: 700; letter-spacing: 0.04em; color: #9a907d; }
.thumb .ph-note { font-family: 'Noto Sans JP', sans-serif; font-size: 10.5px; letter-spacing: 0.1em; color: #b7ad99; }
.thumb .ph-size { font-family: 'Noto Sans JP', sans-serif; font-size: 10.5px; letter-spacing: 0.05em; color: #c9c0ac; }
.thumb img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }

/* ---------- スポットライト（大手3件） ---------- */
.spot-head { margin: clamp(20px, 3vw, 36px) 0 16px; }
.spot-head .eyebrow { font-family: 'Noto Sans JP', sans-serif; font-size: 11.5px; font-weight: 700; letter-spacing: 0.22em; color: var(--shu); }
.spot-head h2 { font-family: 'Noto Serif JP', serif; font-size: clamp(18px, 2vw, 24px); font-weight: 700; letter-spacing: 0.05em; margin-top: 6px; }
.spotlight {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 2vw, 26px);
  margin-bottom: clamp(40px, 5vw, 64px);
}
.spot-card {
  display: flex; flex-direction: column;
  text-decoration: none; color: var(--sumi);
  border-radius: 14px; overflow: hidden;
  border: 1px solid #eeedea; background: #fff;
  transition: transform 0.4s cubic-bezier(.2,.7,.2,1), box-shadow 0.4s ease;
}
.spot-card:hover { transform: translateY(-4px); box-shadow: 0 12px 30px rgba(31, 31, 31, 0.08); }
.spot-card:hover .thumb img { transform: scale(1.04); }
.spot-body { padding: 16px 20px 20px; }
.spot-card .eyebrow { font-family: 'Noto Sans JP', sans-serif; font-size: 11px; font-weight: 700; letter-spacing: 0.16em; color: var(--shu); }
.spot-card strong { display: block; font-family: 'Noto Serif JP', serif; font-size: clamp(16px, 1.5vw, 20px); line-height: 1.5; letter-spacing: 0.02em; margin: 6px 0 4px; }
.spot-card .cap { font-family: 'Noto Sans JP', sans-serif; font-size: 13px; line-height: 1.75; color: var(--ink-body); }

/* ---------- フィルタータブ（追従） ---------- */
/* v5・C案: ピル型ボタン→朱の下線タブ（ナビと同じ下線言語）＋件数表示 */
.work-filter {
  position: sticky; top: var(--header-h); z-index: 50;
  display: flex; flex-wrap: wrap; gap: 4px 28px;
  padding: 14px 0 0; margin-bottom: clamp(20px, 3vw, 30px);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid #eae9e6;
}
.work-filter a {
  font-family: 'Noto Sans JP', sans-serif; font-size: 13.5px; font-weight: 700; letter-spacing: 0.04em;
  color: #7a756a; background: none; text-decoration: none;
  padding: 4px 2px 13px;
  background-image: linear-gradient(var(--sumi), var(--sumi));
  background-repeat: no-repeat; background-size: 0 1px; background-position: 0 100%;
  transition: color 0.2s, background-size 0.3s ease;
}
.work-filter a:hover { color: var(--sumi); background-size: 100% 1px; }
.work-filter a.active { color: var(--sumi); background-image: linear-gradient(var(--shu), var(--shu)); background-size: 100% 2px; }
.work-filter a small { font-size: 11px; font-weight: 500; color: #a39d90; margin-left: 6px; letter-spacing: 0; }
.work-filter a.active small { color: var(--shu); }

.works-category-page { max-width: 1320px; margin: 0 auto; padding: clamp(48px, 7vw, 84px) clamp(24px, 5vw, 72px) clamp(72px, 9vw, 112px); }
.works-category-intro { max-width: 936px; margin-bottom: clamp(26px, 4vw, 44px); }
.works-category-intro .sec-label { font-family: 'Noto Sans JP', sans-serif; font-size: 12px; font-weight: 700; letter-spacing: 0.24em; color: var(--shu); margin-bottom: 18px; }
.works-category-intro .sec-label::before { content: ""; display: inline-block; width: 6px; height: 6px; margin-right: 10px; vertical-align: middle; background: var(--shu); }
.works-category-intro h1 { margin: 0; font-size: clamp(28px, 3.2vw, 42px); line-height: 1.45; }
.works-category-description { max-width: 800px; margin: 22px 0 0; font-family: 'Noto Sans JP', sans-serif; font-size: clamp(15px, 1.35vw, 17px); line-height: 2; color: var(--ink-body); }
.works-category-back { margin: clamp(44px, 6vw, 72px) 0 0; text-align: center; }

/* ---------- 実績グリッド ---------- */
.works-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(26px, 3vw, 40px) clamp(22px, 2.4vw, 30px); }
.work-card {
  display: flex; flex-direction: column;
  text-decoration: none; color: var(--sumi);
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s cubic-bezier(.2,.7,.2,1);
}
.work-card.in { opacity: 1; transform: none; }
.work-card .thumb { border: 1px solid #eeedea; border-radius: 10px; }
.work-card:hover .thumb img { transform: scale(1.04); }
.work-card .eyebrow { font-family: 'Noto Sans JP', sans-serif; font-size: 11px; font-weight: 700; letter-spacing: 0.14em; color: var(--shu); margin: 14px 0 5px; }
.work-card strong { display: block; font-family: 'Noto Serif JP', serif; font-size: clamp(15px, 1.2vw, 17px); font-weight: 700; line-height: 1.5; letter-spacing: 0.02em; color: var(--sumi); }
.work-card:hover strong { color: var(--shu); }
.work-card .cap {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(16.5px, 1.35vw, 18px);
  font-weight: 700;
  line-height: 1.65;
  letter-spacing: 0.02em;
  color: var(--sumi);
}
.work-card:hover .cap { color: var(--shu); }

.works-voice-link {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: clamp(15px, 1.25vw, 16px);
  line-height: 1.9;
  color: var(--ink-body);
  text-align: center;
  margin-top: clamp(34px, 4vw, 48px);
}
.works-voice-link a {
  color: var(--shu);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}
.works-voice-link a:hover { color: var(--sumi); }

/* ---------- CTA ---------- */
.works-cta { background: var(--cream); border-radius: 14px; padding: clamp(42px, 6vw, 64px) 24px; text-align: center; margin-top: clamp(40px, 5vw, 64px); }
.works-cta h2 { font-size: clamp(22px, 2.5vw, 30px); font-weight: 700; letter-spacing: 0.06em; line-height: 1.6; margin-bottom: 14px; }
.works-cta p { font-family: 'Noto Sans JP', sans-serif; font-size: clamp(15px, 1.3vw, 16.5px); line-height: 2; color: var(--ink-body); margin-bottom: 26px; }

/* ---------- フッター（共通） ---------- */

.footer-sub a:hover { color: #fff; }

@media (max-width: 920px) {
  body::before { display: none; }
}

@media (max-width: 860px) {
  .spotlight { grid-template-columns: 1fr; }
}
@media (max-width: 1000px) { .works-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) {
  /* カテゴリー一覧では、スマホだけパンくず下を少し詰める */
  body.page-works .works-category-page:has(> .breadcrumb) > .breadcrumb { margin-bottom: 48px; }
  .work-filter {
    flex-wrap: nowrap;
    gap: 20px;
    overflow-x: auto;
    overflow-y: hidden;
    overscroll-behavior-x: contain;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x proximity;
    scrollbar-width: none;
  }
  .work-filter::-webkit-scrollbar { display: none; }
  .work-filter a { flex: 0 0 auto; white-space: nowrap; scroll-snap-align: start; }
  .works-grid { grid-template-columns: 1fr; }
}