:root {
  --bg: #FFFFFF;
  --bg-alt: #FAFAFA;
  --ink: #111111;
  --mid: #888888;
  --rule: #E5E5E5;
  --sans: 'Inter', system-ui, sans-serif;
}

* , *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  width: 100%;
}

body.dark {
  --bg: #0E0E0E;
  --bg-alt: #151515;
  --ink: #F0F0F0;
  --mid: #666;
  --rule: #2A2A2A;
}

a { color: inherit; text-decoration: none; }

/* ══ NAV ══ */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 32px 48px;
  display: flex; justify-content: space-between; align-items: center;
  background: linear-gradient(to bottom, var(--bg) 55%, transparent);
}
.nav-logo {
  font-size: 0.7rem;
  font-weight: 200;
  letter-spacing: -0.04em;
  color: var(--ink);
}
.nav-back {
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mid);
  display: flex; align-items: center; gap: 8px;
  transition: color 0.3s;
}
.nav-back:hover { color: var(--ink); }

/* ══ WORK ENTRY ══ */
.work {
  padding: 44px 48px 48px;
  border-bottom: 1px solid var(--rule);
  min-height: 100vh;
  display: flex;
  align-items: center;
}
main > .work:first-of-type { padding-top: 140px; }
.work:nth-child(even) { background: var(--bg-alt); }

.work-inner { max-width: 1560px; margin: 0 auto; width: 100%; }

/* ── ヘッダー行: タイトル+CTA / 説明 / タグ の3カラム ── */
.work-head {
  display: grid;
  grid-template-columns: 0.85fr 1.7fr 0.65fr;
  gap: 48px;
  align-items: start;
  margin-bottom: 36px;
}
.work-index {
  font-size: 0.72rem;
  font-weight: 300;
  color: var(--mid);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}
.work-name {
  font-size: clamp(1.9rem, 3.4vw, 2.7rem);
  font-weight: 200;
  letter-spacing: -0.02em;
  line-height: 1.05;
}
.work-category {
  font-size: 0.64rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mid);
  margin-top: 14px;
}
.work-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 20px;
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  color: var(--ink);
  border-bottom: 1px solid var(--ink);
  padding-bottom: 4px;
  transition: opacity 0.3s;
}
.work-link:hover .work-cta { opacity: 0.45; }

.work-desc {
  font-size: clamp(0.95rem, 1.3vw, 1.15rem);
  font-weight: 300;
  line-height: 1.6;
  color: var(--ink);
  padding-top: 6px;
}

.work-tags {
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--mid);
  line-height: 2;
  text-align: right;
}


/* ── 画像: 非対称3枚グリッド（高さを揃える） ── */
.work-media-row {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr;
  gap: 16px;
  height: clamp(240px, 34vh, 420px);
}
.work-media {
  position: relative;
  height: 100%;
  overflow: hidden;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
}
.work-media img {
  width: 100%; height: 100%;
  object-fit: contain; /* 見切れ防止: 全体を表示 */
  display: block;
  transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.work-media.placeholder {
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--rule);
  background: var(--bg);
}
.work-media.placeholder span {
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--rule);
}
body.dark .work-media.placeholder span { color: #333; }

.work-link { display: block; }
.work-link:hover .work-media img { transform: scale(1.03); }

/* ── ライブプレビュー: 常にデスクトップ表示(1600x900)で描画し、枠に合わせて縮小する ── */
.work-media--live {
  position: relative;
  overflow: hidden;
  background: var(--bg);
}
.work-media--live .iframe-scaler {
  position: absolute;
  top: 0; left: 0;
  width: 1600px;
  height: 900px;
  transform-origin: top left;
}
.work-media--live iframe {
  width: 1600px; height: 900px;
  border: 0;
  pointer-events: none; /* クリックは親のリンクへ */
  display: block;
}

/* ══ SOON (03) ══ */
.work-soon {
  padding: 100px 48px;
  text-align: left;
}
.work-soon-inner { max-width: 1560px; margin: 0 auto; }
.work-soon .work-index {
  font-size: clamp(4rem, 12vw, 9rem);
  font-weight: 100;
  color: var(--rule);
  letter-spacing: 0;
  line-height: 1;
  margin-bottom: 8px;
}
body.dark .work-soon .work-index { color: #222; }
.work-soon .work-name {
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mid);
  margin-bottom: 22px;
}
.work-soon .work-tagline {
  font-size: clamp(1.3rem, 3vw, 1.9rem);
  font-weight: 200;
  color: var(--ink);
  letter-spacing: -0.01em;
}

/* ══ FOOTER ══ */
.works-foot {
  padding: 60px 48px;
  display: flex;
  justify-content: space-between;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--mid);
}

/* ══ REDUCED MOTION ══ */
@media (prefers-reduced-motion: reduce) {
  * { transition-duration: 0.01ms !important; }
}

/* ══ MOBILE ══ */
@media (max-width: 900px) {
  .work-head { grid-template-columns: 1fr; gap: 24px; }
  .work-tags { text-align: left; }
  .work-media-row { grid-template-columns: 1fr; height: auto; gap: 12px; }
  .work-media { aspect-ratio: 16 / 11; height: auto; }

  /* モバイル限定: 余白を同じ画像のぼかしで埋める */
  .work-media--blurfill {
    background-size: cover;
    background-position: center;
    position: relative;
  }
  .work-media--blurfill::before {
    content: '';
    position: absolute;
    inset: 0;
    background: inherit;
    filter: blur(24px) brightness(0.92);
    transform: scale(1.2); /* ぼかしの縁がはみ出るのを防ぐ */
    z-index: 0;
  }
  .work-media--blurfill img {
    position: relative;
    z-index: 1;
  }
}
@media (max-width: 768px) {
  nav { padding: 20px 24px; }
  .work { padding: 60px 24px 70px; }
  .work-soon { padding: 100px 24px; }
  .works-foot { padding: 40px 24px; flex-direction: column; gap: 12px; }
}