/* ============================================================
   記憶のアトリエ（仮称）モックアップ
   デザイントークンはサイト設計書 §05 に準拠
   ============================================================ */
/* 暖色パレット — 夕暮れのアトリエ／祭壇のろうそくの灯りのイメージ */
:root {
  --paper: #FAF1E4;          /* 生成り（あたたかい地色） */
  --paper-raised: #FFF9EF;
  --ink: #33241C;            /* 焦茶 */
  --ink-soft: #6B5442;
  --ink-faint: #A08B75;
  --line: #E8D5BB;
  --ai: #BC5528;             /* 柿 — リンク・購入導線 */
  --ai-soft: #F6E3D2;
  --kincha: #D3921F;         /* 山吹（マリーゴールド） — 飾り */
  --sold: #A93A50;           /* 紅 — SOLD OUT */
  --glow: #F5DFB8;           /* 陽だまりのグロー */
  --footer-bg: #2E1E13;
  --footer-ink: #E8D6BE;
  --footer-faint: #A68F74;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #221913;
    --paper-raised: #2C221A;
    --ink: #F2E6D5;
    --ink-soft: #C7B49D;
    --ink-faint: #8D7A64;
    --line: #453626;
    --ai: #E08A4E;
    --ai-soft: #3B2A1C;
    --kincha: #E5B14D;
    --sold: #E07E8C;
    --glow: #3A2A1A;
    --footer-bg: #191008;
    --footer-ink: #E8D6BE;
    --footer-faint: #8D7A64;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", sans-serif;
  font-size: 15.5px;
  line-height: 2;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }

.serif { font-family: "Shippori Mincho", "Hiragino Mincho ProN", serif; }

/* ---- モック注記バー ---- */
.mock-note {
  background: var(--ink);
  color: var(--paper);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-align: center;
  padding: 6px 12px;
}

/* ---- ヘッダー ---- */
header.site {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
  max-width: 1080px; margin: 0 auto;
  padding: 26px 28px;
}
.brand {
  font-family: "Shippori Mincho", serif;
  font-size: 21px; letter-spacing: 0.14em;
  text-decoration: none; font-weight: 500;
  white-space: nowrap;
}
.brand small { display: block; font-size: 9px; letter-spacing: 0.3em; color: var(--ink-faint); font-family: "Zen Kaku Gothic New", sans-serif; }
nav.global { display: flex; gap: 28px; font-size: 12.5px; letter-spacing: 0.18em; }
nav.global a { text-decoration: none; color: var(--ink-soft); padding-bottom: 2px; border-bottom: 1px solid transparent; }
nav.global a:hover, nav.global a[aria-current] { color: var(--ai); border-bottom-color: var(--ai); }
@media (max-width: 640px) {
  header.site { flex-direction: column; gap: 14px; padding: 20px 20px 16px; }
  nav.global { gap: 18px; }
}

/* ---- 共通レイアウト ---- */
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 28px; }
.narrow { max-width: 720px; }
main { padding-bottom: 96px; }
section.block { padding-top: 88px; }
@media (max-width: 640px) { section.block { padding-top: 64px; } .wrap { padding: 0 20px; } }

.sec-head {
  font-family: "Shippori Mincho", serif;
  font-weight: 500; font-size: 24px; letter-spacing: 0.14em;
  margin: 0 0 8px;
}
.sec-head-en {
  font-size: 10px; letter-spacing: 0.34em; color: var(--kincha);
  margin-bottom: 10px; text-transform: uppercase;
}
.sec-lead { color: var(--ink-soft); font-size: 13.5px; margin: 0 0 36px; }

/* ---- ヒーロー ---- */
.hero { position: relative; }
.hero .hero-img {
  width: 100%; height: min(78vh, 720px); object-fit: cover;
  object-position: center 58%;
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(70% 60% at 50% 46%, rgba(30, 18, 10, 0.18), rgba(30, 18, 10, 0.06) 78%);
  pointer-events: none;
}
.hero-copy {
  position: absolute; inset: 0; z-index: 1;
  display: flex; align-items: center; justify-content: center;
  text-align: center;
}
.hero-copy p {
  width: 100%;
  padding: 40px 24px;
  margin: 0;
  background: linear-gradient(90deg,
    rgba(36, 21, 11, 0) 0%,
    rgba(36, 21, 11, 0.58) 16%,
    rgba(36, 21, 11, 0.58) 84%,
    rgba(36, 21, 11, 0) 100%);
  font-family: "Shippori Mincho", serif;
  color: #FFF6E8;
  font-size: clamp(20px, 3.4vw, 32px);
  line-height: 2.3; letter-spacing: 0.16em;
  text-shadow: 0 1px 10px rgba(20, 10, 4, 0.45);
}
@media (max-width: 640px) {
  .hero-copy p {
    background: linear-gradient(90deg,
      rgba(36, 21, 11, 0) 0%,
      rgba(36, 21, 11, 0.58) 8%,
      rgba(36, 21, 11, 0.58) 92%,
      rgba(36, 21, 11, 0) 100%);
  }
}
@media (prefers-reduced-motion: no-preference) {
  .hero-copy p { opacity: 0; transform: translateY(10px); animation: heroIn 1.6s ease 0.4s forwards; }
  @keyframes heroIn { to { opacity: 1; transform: none; } }
}
.hero-caption {
  z-index: 1;
  position: absolute; right: 28px; bottom: 22px;
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  backdrop-filter: blur(4px);
  padding: 10px 18px; font-size: 11.5px; letter-spacing: 0.14em;
  color: var(--ink-soft);
}
.hero-caption b { font-family: "Shippori Mincho", serif; font-weight: 500; font-size: 13px; letter-spacing: 0.1em; color: var(--ink); margin-right: 10px; }

/* ---- 導入文 ---- */
.intro {
  text-align: center;
  padding: 96px 28px 8px;
  background: radial-gradient(640px 340px at 50% 42%, var(--glow), transparent 72%);
}
.intro p {
  font-family: "Shippori Mincho", serif;
  font-size: clamp(16px, 2.4vw, 19px);
  line-height: 2.6; letter-spacing: 0.12em;
  margin: 0 0 2.2em;
}
.intro p:last-child { margin-bottom: 0; }

/* ---- 作品カード ---- */
.works-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 36px 28px;
}
.work-card { text-decoration: none; }
.work-card .thumb {
  position: relative; overflow: hidden; background: var(--paper-raised);
  aspect-ratio: 3 / 4;
}
.work-card .thumb img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.6s ease;
}
@media (prefers-reduced-motion: no-preference) {
  .work-card:hover .thumb img { transform: scale(1.03); }
}
.work-card .meta { padding: 12px 2px 0; }
.work-card .title {
  font-family: "Shippori Mincho", serif;
  font-size: 15.5px; letter-spacing: 0.1em; margin: 0;
}
.work-card .sub { font-size: 11.5px; color: var(--ink-faint); letter-spacing: 0.08em; margin: 2px 0 4px; }
.work-card .price { font-size: 13px; color: var(--ink-soft); letter-spacing: 0.05em; }
.badge-sold {
  position: absolute; left: 0; top: 0;
  background: var(--sold); color: #fff;
  font-size: 10px; letter-spacing: 0.22em; padding: 4px 12px 4px 14px;
}
.price .sold-text { color: var(--sold); letter-spacing: 0.14em; font-size: 12px; }

/* ---- ボタン・リンク ---- */
.btn {
  display: inline-block;
  background: var(--ai); color: #fff;
  font-size: 13.5px; letter-spacing: 0.2em;
  padding: 15px 44px; text-decoration: none;
  border: 1px solid var(--ai);
  transition: opacity 0.25s ease;
}
.btn:hover { opacity: 0.85; }
.btn.ghost { background: transparent; color: var(--ai); }
.text-link {
  color: var(--ai); text-decoration: none; font-size: 13px; letter-spacing: 0.16em;
  border-bottom: 1px solid var(--ai); padding-bottom: 2px;
}
.center { text-align: center; }
.mt-l { margin-top: 48px; }

/* ---- 作家カード（トップ） ---- */
.artist-feature {
  display: grid; grid-template-columns: 5fr 6fr; gap: 48px; align-items: center;
}
@media (max-width: 720px) { .artist-feature { grid-template-columns: 1fr; gap: 28px; } }
.artist-feature img { aspect-ratio: 4 / 5; object-fit: cover; width: 100%; }
.artist-feature .name {
  font-family: "Shippori Mincho", serif; font-weight: 500;
  font-size: 26px; letter-spacing: 0.18em; margin: 0 0 2px;
}
.artist-feature .years { font-size: 12px; color: var(--ink-faint); letter-spacing: 0.14em; margin-bottom: 20px; }
.artist-feature p.lead { color: var(--ink-soft); font-size: 14px; margin: 0 0 28px; }

/* ---- 作家ページ ---- */
.artist-hero { display: grid; grid-template-columns: 4fr 7fr; gap: 56px; align-items: start; padding-top: 72px; }
@media (max-width: 720px) { .artist-hero { grid-template-columns: 1fr; gap: 32px; } }
.artist-hero img { aspect-ratio: 3 / 4; object-fit: cover; width: 100%; }
.artist-hero h1 {
  font-family: "Shippori Mincho", serif; font-weight: 500;
  font-size: 32px; letter-spacing: 0.2em; margin: 0;
}
.artist-hero .reading { font-size: 11px; letter-spacing: 0.3em; color: var(--ink-faint); margin: 4px 0 2px; }
.artist-hero .years { font-size: 13px; color: var(--ink-soft); letter-spacing: 0.12em; margin-bottom: 28px; }
.artist-hero .bio p { margin: 0 0 1.6em; font-size: 14.5px; color: var(--ink-soft); }

.timeline { list-style: none; padding: 0; margin: 24px 0 0; border-top: 1px solid var(--line); }
.timeline li {
  display: grid; grid-template-columns: 84px 1fr; gap: 20px;
  padding: 13px 4px; border-bottom: 1px solid var(--line);
  font-size: 13.5px; color: var(--ink-soft);
}
.timeline .y { font-family: "Shippori Mincho", serif; color: var(--kincha); letter-spacing: 0.1em; }

.family-message {
  background: var(--paper-raised); border: 1px solid var(--line);
  padding: 32px 36px; margin-top: 56px;
  font-family: "Shippori Mincho", serif; font-size: 14.5px; line-height: 2.4; letter-spacing: 0.06em;
}
.family-message .label { font-family: "Zen Kaku Gothic New", sans-serif; font-size: 10px; letter-spacing: 0.3em; color: var(--ink-faint); margin-bottom: 14px; }

/* ---- 作品詳細 ---- */
.breadcrumb { font-size: 11px; letter-spacing: 0.12em; color: var(--ink-faint); padding: 24px 0 0; }
.breadcrumb a { color: var(--ink-faint); text-decoration: none; }
.breadcrumb a:hover { color: var(--ai); }

.work-detail { display: grid; grid-template-columns: 7fr 5fr; gap: 56px; padding-top: 40px; align-items: start; }
@media (max-width: 780px) { .work-detail { grid-template-columns: 1fr; gap: 32px; } }

.gallery .main-img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; background: var(--paper-raised); }
.gallery .thumbs { display: grid; grid-template-columns: repeat(6, 1fr); gap: 8px; margin-top: 8px; }
.gallery .thumbs img {
  aspect-ratio: 1; object-fit: cover; cursor: pointer;
  opacity: 0.55; transition: opacity 0.2s ease; border: 1px solid transparent;
}
.gallery .thumbs img.active, .gallery .thumbs img:hover { opacity: 1; border-color: var(--ai); }

.work-info h1 {
  font-family: "Shippori Mincho", serif; font-weight: 500;
  font-size: 28px; letter-spacing: 0.14em; margin: 0 0 4px;
}
.work-info .artist-link { font-size: 13px; letter-spacing: 0.1em; margin-bottom: 28px; }
.work-info .artist-link a { color: var(--ink-soft); text-decoration: none; border-bottom: 1px solid var(--line); }
.work-info .artist-link a:hover { color: var(--ai); border-bottom-color: var(--ai); }
.work-info .desc { font-size: 14px; color: var(--ink-soft); margin: 0 0 28px; }

.spec { width: 100%; border-collapse: collapse; font-size: 13px; margin-bottom: 32px; }
.spec th, .spec td { border-bottom: 1px solid var(--line); padding: 10px 4px; text-align: left; font-weight: 400; }
.spec th { color: var(--ink-faint); letter-spacing: 0.1em; width: 88px; white-space: nowrap; vertical-align: top; }

.price-block { margin-bottom: 28px; }
.price-block .price-num {
  font-family: "Shippori Mincho", serif; font-size: 26px; letter-spacing: 0.06em;
}
.price-block .tax { font-size: 11px; color: var(--ink-faint); margin-left: 8px; }
.soldout-block {
  border: 1px solid var(--sold); color: var(--sold);
  text-align: center; letter-spacing: 0.3em; font-size: 14px;
  padding: 16px; margin-bottom: 12px;
}
.soldout-block small { display: block; letter-spacing: 0.14em; font-size: 11px; margin-top: 4px; color: var(--ink-faint); }
.purchase-note { font-size: 11.5px; color: var(--ink-faint); line-height: 1.9; margin-top: 14px; }

/* ---- about ---- */
.about-body { padding-top: 56px; }
.about-body p { font-size: 15px; color: var(--ink-soft); margin: 0 0 1.8em; }
.about-body .signature { text-align: right; font-family: "Shippori Mincho", serif; letter-spacing: 0.14em; color: var(--ink); }

/* ---- フッター ---- */
footer.site {
  border-top: 4px solid var(--kincha);
  background: var(--footer-bg);
  margin-top: 96px; padding: 52px 28px 60px;
  text-align: center; font-size: 11.5px; color: var(--footer-faint); letter-spacing: 0.1em;
}
footer.site .f-brand { font-family: "Shippori Mincho", serif; font-size: 17px; letter-spacing: 0.2em; color: var(--footer-ink); margin-bottom: 18px; }
footer.site nav { display: flex; justify-content: center; gap: 24px; flex-wrap: wrap; margin-bottom: 20px; }
footer.site nav a { color: var(--footer-ink); text-decoration: none; }
footer.site nav a:hover { color: var(--kincha); }

/* ---- フェードイン ---- */
.fade { opacity: 0; transform: translateY(14px); transition: opacity 0.9s ease, transform 0.9s ease; }
.fade.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .fade { opacity: 1; transform: none; transition: none; }
  .work-card .thumb img { transition: none; }
}