:root {
  --accent: #c1622d;
  --bg: #171310;
  --bg-alt: #1c1712;
  --fg: #f2ece3;
  --fg-muted: #b6a999;
  --fg-dim: #8a7c6c;
  --line: #3a3025;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Noto Sans JP', 'Hiragino Sans', sans-serif;
  font-weight: 300;
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-family: 'Shippori Mincho', serif; font-weight: 600; margin: 0; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }
a:hover { opacity: 0.7; }
img { max-width: 100%; }

.wrap { max-width: 1120px; margin: 0 auto; padding-left: 40px; padding-right: 40px; }

.eyebrow {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 12px;
  letter-spacing: 0.28em;
  color: var(--fg-dim);
  text-transform: uppercase;
}

.section-head { display: flex; flex-direction: column; gap: 14px; margin-bottom: 56px; }
.section-title { font-size: 34px; color: var(--fg); }
.section-sub { color: var(--fg-muted); font-size: 15px; max-width: 560px; margin-top: 0; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 30px;
  border: 1px solid var(--line);
  color: var(--fg);
  background: none;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}
.btn:hover { opacity: 1; border-color: var(--accent); background: color-mix(in srgb, var(--accent) 8%, transparent); }
.btn--ghost { border-color: transparent; color: var(--fg-dim); }
.btn--accent { border-color: var(--accent); }

/* header */
.site-header { position: sticky; top: 0; z-index: 40; background: rgba(23,19,16,0.86); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 84px; }
.logo-mark { height: 26px; width: auto; display: block; }
.logo-mark--hero { height: 84px; }
.nav-links { display: flex; gap: 44px; font-size: 14px; letter-spacing: 0.05em; }

/* hero */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background:
    radial-gradient(ellipse 900px 600px at 18% 15%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 60%),
    radial-gradient(ellipse 700px 500px at 85% 80%, color-mix(in srgb, var(--accent) 10%, transparent), transparent 65%),
    repeating-linear-gradient(115deg, rgba(255,255,255,0.015) 0px, rgba(255,255,255,0.015) 1px, transparent 1px, transparent 7px),
    var(--bg);
}
.hero-fade { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(23,19,16,0) 0%, rgba(23,19,16,0.9) 100%); pointer-events: none; }
.hero-grid { position: relative; padding-top: 108px; padding-bottom: 120px; display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.hero-sub { font-family: 'Shippori Mincho', serif; font-size: 20px; color: var(--accent); margin-top: 24px; letter-spacing: 0.1em; }
.hero-lead { max-width: 480px; margin-top: 28px; font-size: 16px; color: var(--fg-muted); font-weight: 300; }
.hero-actions { margin-top: 44px; display: flex; gap: 18px; flex-wrap: wrap; }
.hero-photo { position: relative; aspect-ratio: 1/1; border: 1px solid var(--line); }
.hero-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.hero-photo-shade { position: absolute; inset: 0; box-shadow: inset 0 0 80px rgba(0,0,0,0.55); pointer-events: none; }
.hero-photo-cap { position: absolute; bottom: 0; left: 0; right: 0; padding: 16px 20px; background: linear-gradient(0deg, rgba(0,0,0,0.55), transparent); font-size: 11px; letter-spacing: 0.1em; color: #d8ccbc; }

/* statement */
.statement { padding: 96px 0; border-top: 1px solid var(--line); }
.statement-text { font-family: 'Shippori Mincho', serif; font-size: 26px; line-height: 1.85; color: var(--fg); }
.statement-sub { margin-top: 24px; font-size: 14px; color: var(--fg-dim); letter-spacing: 0.03em; }

/* gallery / work list */
.gallery { padding: 120px 0 140px; }
.work-row { display: flex; align-items: center; gap: 36px; padding: 28px 0; border-top: 1px solid var(--line); transition: background 0.2s; }
.work-row:last-child { border-bottom: 1px solid var(--line); }
.work-row:hover { background: color-mix(in srgb, var(--accent) 4%, transparent); }
.work-index { font-family: 'Shippori Mincho', serif; font-size: 15px; color: var(--fg-dim); width: 32px; flex-shrink: 0; }
.work-thumb { width: 100px; height: 100px; flex-shrink: 0; overflow: hidden; border: 1px solid var(--line); }
.work-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.4s ease; }
.work-row:hover .work-thumb img { transform: scale(1.06); }
.work-title { font-family: 'Shippori Mincho', serif; font-size: 19px; color: var(--fg); }
.work-meta { margin-top: 6px; font-size: 12px; color: var(--fg-dim); letter-spacing: 0.04em; }
.work-arrow { margin-left: auto; opacity: 0; transform: translateX(-6px); transition: opacity 0.2s, transform 0.2s; flex-shrink: 0; }
.work-row:hover .work-arrow { opacity: 1; transform: translateX(0); }

/* exhibitions */
.exhibitions { padding: 140px 0; background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0; }
.ex-item { padding: 32px 0; border-top: 1px solid var(--line); }
.ex-title { font-family: 'Shippori Mincho', serif; font-size: 22px; color: var(--fg); }
.ex-date { margin-top: 12px; font-size: 14px; color: var(--accent); letter-spacing: 0.03em; }
.ex-place { margin-top: 10px; font-size: 14px; color: var(--fg-dim); }
.ex-status { margin-top: 18px; font-size: 13px; color: var(--fg-dim); letter-spacing: 0.08em; }

/* contact */
.contact { padding: 140px 0; }
.contact-form { display: flex; flex-direction: column; gap: 22px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field label { font-size: 12px; letter-spacing: 0.1em; color: var(--fg-dim); }
.field input, .field textarea {
  background: none; border: none; border-bottom: 1px solid var(--line);
  color: var(--fg); font-family: 'Noto Sans JP', sans-serif; font-size: 15px;
  padding: 10px 2px; outline: none; resize: vertical; transition: border-color 0.2s;
}
.field input:focus, .field textarea:focus { border-color: var(--accent); }
.field-actions { margin-top: 12px; display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.form-note { font-size: 12px; color: var(--fg-dim); max-width: 320px; }
.privacy-note { margin-top: 32px; font-size: 12px; color: #6b5f51; }

/* footer */
.site-footer { border-top: 1px solid var(--line); padding: 56px 0; }
.footer-inner { display: flex; flex-direction: column; gap: 28px; }
.footer-links { display: flex; gap: 28px; align-items: center; }
.footer-copy { font-size: 12px; color: #6b5f51; letter-spacing: 0.03em; }

/* work detail page */
.work-detail-hero { padding: 140px 0 0; }
.work-detail-photo { border: 1px solid var(--line); overflow: hidden; aspect-ratio: 1/1; }
.work-detail-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.work-detail-body { padding: 56px 0 140px; }
.back-link { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; color: var(--fg-dim); letter-spacing: 0.05em; }

@media (max-width: 860px) {
  .wrap { padding-left: 24px; padding-right: 24px; }
  .grid-2 { grid-template-columns: 1fr !important; }
  .hero-grid { grid-template-columns: 1fr !important; gap: 40px !important; }
  .nav-links { display: none !important; }
  .section-title { font-size: 27px !important; }
  .work-thumb { width: 72px; height: 72px; }
  .work-arrow { display: none; }
  .work-row { gap: 18px; }
}