/* little toyo — 画像主体。配色は無彩色 + アンバー 1 色のみ。:root で変更 */
:root {
  --bg: #0f0f0f;
  --line: #2a2a2a;
  --ink: #e8e6e1;
  --sub: #8d8a84;
  --amber: #f0a737;
  --maxw: 1200px;
  --gap: 14px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg); color: var(--ink);
  font-family: ui-monospace, Consolas, "SF Mono", Menlo, monospace;
  line-height: 1.6; -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { display: block; width: 100%; height: 100%; object-fit: cover; }
.mono { font-family: inherit; }

/* header */
.top {
  position: fixed; top: 0; left: 0; right: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 24px;
  background: linear-gradient(rgba(15,15,15,.85), rgba(15,15,15,0));
}
.logo { font-weight: 700; font-size: 20px; letter-spacing: 1px; }
.logo span { color: var(--amber); }
.logo.small { font-size: 16px; }
nav { display: flex; gap: 22px; font-size: 12px; letter-spacing: 3px; color: var(--sub); }
nav a:hover { color: var(--amber); }

/* hero: 画面いっぱい */
.hero { position: relative; height: min(100vh, 820px); min-height: 520px; overflow: hidden; }
.hero img { filter: brightness(.9); }
.hero::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to top, var(--bg) 0%, rgba(15,15,15,0) 35%);
}
.hero-cap { position: absolute; left: 24px; right: 24px; bottom: 40px; z-index: 1; }
.kicker { letter-spacing: 5px; color: var(--amber); font-size: 12px; margin-bottom: 18px; }

/* VU meter */
.meter { display: flex; gap: 6px; align-items: flex-end; height: 44px; }
.meter span {
  width: 8px; height: calc(var(--h) * 100%); background: var(--line); border-radius: 2px;
  position: relative; overflow: hidden;
}
.meter span::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 100%;
  background: var(--amber); transform-origin: bottom;
  animation: vu 1.6s ease-in-out infinite alternate; animation-delay: calc(var(--h) * -1.6s);
}
@keyframes vu { from { transform: scaleY(.2); } to { transform: scaleY(1); } }

/* grid */
.grid {
  max-width: var(--maxw); margin: 0 auto; padding: var(--gap) 24px 48px;
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap);
}
.tile { position: relative; aspect-ratio: 4 / 3; overflow: hidden; border-radius: 6px; background: #000; }
.tile.wide { grid-column: 1 / -1; aspect-ratio: 21 / 9; }
.tile img { filter: brightness(.85) saturate(.9); transition: transform .8s ease, filter .4s ease; }
.tile:hover img { transform: scale(1.03); filter: brightness(1) saturate(1); }
.label {
  position: absolute; left: 18px; bottom: 14px;
  font-size: 13px; letter-spacing: 4px; color: var(--ink);
  text-shadow: 0 1px 8px rgba(0,0,0,.8);
}
.label i { font-style: normal; color: var(--amber); margin-right: 12px; }

/* footer */
footer {
  max-width: var(--maxw); margin: 0 auto; padding: 24px 24px 56px;
  border-top: 1px solid var(--line); color: var(--sub); font-size: 13px;
  display: flex; justify-content: space-between; align-items: center;
}

/* mobile */
@media (max-width: 760px) {
  nav { display: none; }
  .hero { height: 70vh; }
  .grid { grid-template-columns: 1fr; padding-left: var(--gap); padding-right: var(--gap); }
  .tile.wide { aspect-ratio: 4 / 3; }
}