/* Layout: white page, gothic type, 2-col grid of 2:1 frames with captions underneath */
:root {
  --bg: #ffffff;
  --fg: #111111;
  --muted: #8a8a8a;
  --line: #e6e6e6;
  --tile: #000000;
  --field: #ffffff;
  --font: "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
  --max: 1360px;
  color-scheme: light;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
:focus-visible { outline: 1px solid var(--fg); outline-offset: 3px; }

.wrap {
  max-width: calc(var(--max) + 2 * max(32px, env(safe-area-inset-left, 0px)));
  margin: 0 auto;
  padding-left: max(32px, env(safe-area-inset-left, 0px));
  padding-right: max(32px, env(safe-area-inset-right, 0px));
}

/* Header */
.site-header {
  position: sticky;
  top: env(safe-area-inset-top, 0px);
  z-index: 10;
  background: var(--bg);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px 40px;
  padding-block: 28px;
}
.logo {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.18em;
}
.nav { display: flex; align-items: center; flex-wrap: wrap; gap: 10px 36px; }
.nav-links { display: flex; gap: 28px; }
.nav-links a {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color .2s;
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--fg); }
.sns { display: flex; gap: 16px; }
.sns a { color: var(--fg); display: grid; place-items: center; transition: opacity .2s; }
.sns a:hover { opacity: .5; }
.sns svg { width: 17px; height: 17px; }

main { padding-block: 24px 120px; }

.page-title {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 28px;
}

/* Work grid */
.works {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 48px 24px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.card { display: grid; gap: 12px; }
.frame {
  position: relative;
  aspect-ratio: 2 / 1;
  max-width: 100%;
  overflow: hidden;
  background: var(--tile);
}
.frame img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .8s cubic-bezier(.2,.7,.2,1), opacity .3s;
}
.card:hover .frame img { transform: scale(1.025); opacity: .88; }
.card-title {
  margin: 0;
  font-size: 13px;
  font-weight: 500;
  line-height: 1.6;
}
.card:hover .card-title { text-decoration: underline; text-underline-offset: 4px; text-decoration-thickness: 1px; }

/* Work detail */
.detail-head { margin-bottom: 20px; }
.detail-head h1 { margin: 0; font-size: clamp(18px, 2.2vw, 24px); font-weight: 700; line-height: 1.5; text-wrap: balance; }
.player {
  position: relative; aspect-ratio: 16 / 9; max-width: 100%;
  background: var(--tile);
}
.player iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.credit {
  margin: 32px 0 0;
  max-width: 40em;
  font-size: 13px;
  line-height: 2;
  white-space: pre-line;
}
.pager {
  display: flex; justify-content: space-between; gap: 16px;
  margin-top: 80px; padding-top: 20px; border-top: 1px solid var(--line);
  font-size: 12px; letter-spacing: .12em;
}
.pager a { color: var(--muted); transition: color .2s; }
.pager a:hover { color: var(--fg); }

/* Contact */
.contact { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.6fr); gap: 40px 72px; }
.contact-lead p { margin: 0 0 16px; color: var(--muted); }
.contact-lead .mail { color: var(--fg); user-select: all; }
form { display: grid; gap: 22px; }
.field { display: grid; gap: 8px; }
.field label { font-size: 13px; font-weight: 500; }
.field label span { color: var(--muted); font-size: 12px; font-weight: 400; margin-left: 6px; }
input, select, textarea {
  font: inherit; color: var(--fg);
  background: var(--field);
  border: 1px solid var(--line);
  border-radius: 0;
  padding: 12px 14px;
  width: 100%;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--fg); }
textarea { min-height: 200px; resize: vertical; }
.hp { position: absolute; left: -9999px; }
button[type="submit"] {
  justify-self: start;
  font: inherit; font-size: 12px; font-weight: 500; letter-spacing: .16em; text-transform: uppercase;
  color: var(--bg); background: var(--fg);
  border: 1px solid var(--fg); padding: 13px 48px; cursor: pointer;
  transition: opacity .2s;
}
button[type="submit"]:hover { opacity: .75; }
button[type="submit"]:disabled { opacity: .35; cursor: default; }
.form-status { font-size: 14px; min-height: 1.8em; margin: 0; }

/* Footer + back to top */
.site-footer .wrap {
  padding-block: 32px 48px;
  font-size: 11px; letter-spacing: .12em; color: var(--muted);
}
.to-top {
  position: fixed;
  right: calc(28px + env(safe-area-inset-right, 0px));
  bottom: calc(28px + env(safe-area-inset-bottom, 0px));
  width: 44px; height: 44px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--fg); color: var(--bg);
  opacity: 0; pointer-events: none; transition: opacity .3s;
}
.to-top.show { opacity: .85; pointer-events: auto; }
.to-top svg { width: 18px; height: 18px; }

@media (max-width: 700px) {
  .wrap {
    padding-left: max(16px, env(safe-area-inset-left, 0px));
    padding-right: max(16px, env(safe-area-inset-right, 0px));
  }
  .site-header .wrap { padding-block: 18px; }
  .works { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .contact { grid-template-columns: minmax(0, 1fr); }
  .to-top { right: calc(16px + env(safe-area-inset-right, 0px)); bottom: calc(16px + env(safe-area-inset-bottom, 0px)); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}

/* 詳細ページの動画が画面に収まるように幅を制限 */
#work { max-width: min(calc(var(--max) + 64px), calc((100vh - 240px) * 16 / 9 + 64px)); }
@media (max-width: 700px) { #work { max-width: none; } }

/* 写真作品：一覧サムネは3枚並べ */
.frame-triptych { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2px; background: var(--bg); }
.frame-triptych img { width: 100%; height: 100%; object-fit: cover; }

/* 写真作品：詳細ページの3列ギャラリー */
#work.is-photo { max-width: calc(var(--max) + 64px); }
.gallery { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.shot { display: block; padding: 0; border: 0; background: #f2f2f2; cursor: zoom-in; aspect-ratio: 4 / 5; max-width: 100%; overflow: hidden; }
.shot img { width: 100%; height: 100%; object-fit: cover; transition: opacity .3s; }
.shot:hover img { opacity: .85; }
@media (max-width: 700px) { .gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px; } }

.lightbox {
  position: fixed; inset: 0; z-index: 50;
  background: rgba(255, 255, 255, .97);
  display: grid; place-items: center;
  padding: calc(56px + env(safe-area-inset-top, 0px)) 64px calc(56px + env(safe-area-inset-bottom, 0px));
}
.lightbox[hidden] { display: none; }
.lightbox img {
  max-width: 100%;
  max-height: calc(100vh - 112px - env(safe-area-inset-top, 0px) - env(safe-area-inset-bottom, 0px));
  max-height: calc(100dvh - 112px - env(safe-area-inset-top, 0px) - env(safe-area-inset-bottom, 0px));
  width: auto; height: auto; object-fit: contain;
}
.lightbox button {
  position: absolute; background: none; border: 0; color: var(--fg);
  font: 300 36px/1 var(--font); cursor: pointer; padding: 12px; opacity: .6;
}
.lightbox button:hover { opacity: 1; }
.lb-close { top: calc(12px + env(safe-area-inset-top, 0px)); right: calc(16px + env(safe-area-inset-right, 0px)); }
.lb-prev { left: calc(8px + env(safe-area-inset-left, 0px)); top: 50%; transform: translateY(-50%); }
.lb-next { right: calc(8px + env(safe-area-inset-right, 0px)); top: 50%; transform: translateY(-50%); }
@media (max-width: 700px) { .lightbox { padding-inline: 12px; } .lb-prev, .lb-next { top: auto; bottom: calc(8px + env(safe-area-inset-bottom, 0px)); transform: none; } }