:root {
  color-scheme: light;
  --paper: #f6f2ea;
  --ink: #1d1a16;
  --muted: #746d62;
  --line: #d7cfc0;
  --panel: #fffdf8;
  --accent: #7f1d1d;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--paper);
  color: var(--ink);
  font-family: "Yu Gothic", "Hiragino Kaku Gothic ProN", Meiryo, system-ui, sans-serif;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 1;
  display: flex;
  gap: 16px;
  align-items: end;
  justify-content: space-between;
  padding: 18px clamp(16px, 4vw, 40px);
  background: rgba(246, 242, 234, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

h1 {
  margin: 0;
  font-size: 22px;
  line-height: 1.2;
  letter-spacing: 0;
}

p {
  margin: 6px 0 0;
  color: var(--muted);
}

.controls {
  display: grid;
  gap: 8px;
  width: min(420px, 46vw);
}

input,
button {
  font: inherit;
}

input {
  width: 100%;
  height: 40px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
  color: var(--ink);
  font: inherit;
}

input[type="range"] {
  padding: 0;
  accent-color: var(--accent);
}

.tabs {
  display: flex;
  gap: 6px;
  justify-content: end;
}

.tab,
.primary {
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
  color: var(--ink);
  cursor: pointer;
}

.tab.active,
.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #fffdf8;
}

main {
  padding: 22px clamp(16px, 4vw, 40px) 48px;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}

.card {
  display: grid;
  gap: 10px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.thumb {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  border: 0;
  border-radius: 5px;
  overflow: hidden;
  background: #e7dfd2;
  cursor: zoom-in;
  padding: 0;
}

.thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.meta {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.title {
  overflow-wrap: anywhere;
  font-size: 13px;
  font-weight: 700;
}

.path {
  overflow-wrap: anywhere;
  color: var(--muted);
  font-size: 12px;
}

.badge {
  width: fit-content;
  padding: 2px 7px;
  border: 1px solid color-mix(in srgb, var(--accent), white 70%);
  border-radius: 999px;
  color: var(--accent);
  font-size: 12px;
}

.empty {
  padding: 40px 0;
  text-align: center;
}

.animation-view {
  display: grid;
  gap: 14px;
}

.animation-select {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  color: var(--muted);
  font-size: 13px;
}

select {
  width: 100%;
  height: 40px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
  color: var(--ink);
  font: inherit;
}

.stage-wrap {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: #17120e;
}

#stage {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  height: auto;
}

.animation-controls {
  display: flex;
  gap: 12px;
  align-items: center;
}

#animation-state {
  color: var(--muted);
  font-size: 13px;
}

.tuner {
  display: grid;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.tuner label {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 10px;
  align-items: center;
  color: var(--muted);
  font-size: 13px;
}

.json-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
}

#placement-json {
  min-width: 0;
  overflow-wrap: anywhere;
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #17120e;
  color: #fffdf8;
  font-family: Consolas, "Courier New", monospace;
  font-size: 12px;
}

dialog {
  width: min(96vw, 1200px);
  max-height: 94vh;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

dialog::backdrop {
  background: rgba(20, 16, 12, 0.72);
}

.close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
  color: var(--ink);
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
}

#viewer-image {
  width: 100%;
  max-height: calc(94vh - 84px);
  object-fit: contain;
  display: block;
}

.viewer-meta {
  display: grid;
  gap: 4px;
  padding-top: 8px;
}

#viewer-path {
  overflow-wrap: anywhere;
  color: var(--muted);
  font-size: 12px;
}

@media (max-width: 720px) {
  .topbar {
    align-items: stretch;
    flex-direction: column;
  }

  .controls {
    width: 100%;
  }

  .tabs {
    justify-content: start;
  }

  .gallery {
    grid-template-columns: 1fr;
  }

  .json-row {
    grid-template-columns: 1fr;
  }
}