:root {
  --bg: #ffffff;
  --fg: #111111;
  --muted: #666666;
  --border: #e5e5e5;
  --accent: #000000;
  --radius: 12px;
  --gap: 14px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f0f10;
    --fg: #f5f5f7;
    --muted: #a0a0a6;
    --border: #242426;
    --accent: #ffffff;
  }
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.6 "Noto Sans", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang TC", "Noto Sans CJK TC", "Microsoft JhengHei", sans-serif;
}

.app {
  max-width: 960px;
  margin: 0 auto;
  padding: 32px 20px 24px;
}

.header { 
  margin-bottom: 10px; 
  text-align: center;
}
.header-media {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  margin: 16px 0 8px;
}
.header-image {
  width: 100%;
  max-width: 400px;
  height: 300px;
  object-fit: contain;
  border-radius: var(--radius);
  box-shadow: 0 4px 12px color-mix(in oklab, var(--fg) 15%, transparent);
}
.header-text {
  text-align: left;
  max-width: 300px;
}
.header-caption {
  margin: 0 0 8px;
  font-size: 18px;
  line-height: 1.4;
  color: var(--fg);
}
.header-caption:first-child {
  color: #0066cc;
  font-weight: 700;
}
.header-caption.composer {
  font-weight: 600;
  margin-top: 12px;
  color: var(--muted);
  font-family: "Brush Script MT", "Apple Chancery", "Comic Sans MS", cursive;
  font-size: 27px; /* 1.5 × 18px */
}

.composer-info {
  margin-top: 16px;
  padding: 16px;
  background: rgba(173, 216, 230, 0.2);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  text-align: center;
}

.composer-title {
  font-weight: 600;
  margin: 0 0 8px;
  color: var(--fg);
  font-size: 16px;
}

.composer-details {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.title {
  font-weight: 700;
  letter-spacing: 0.5px;
  margin: 0 0 6px;
}
.subtitle {
  margin: 8px 0 0;
  color: var(--muted);
}

.controls {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: var(--gap);
  margin: 18px 0 8px;
}

.search-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
#search {
  width: 100%;
  border: 2px solid #ff4d4d;
  background: transparent;
  color: var(--fg);
  padding: 12px 40px 12px 40px;
  border-radius: var(--radius);
  outline: none;
  transition: border-color 140ms ease, box-shadow 140ms ease;
}
#search:focus {
  border-color: #ff0000;
  box-shadow: 0 0 0 3px color-mix(in oklab, #ff0000 25%, transparent);
}
.search-icon {
  position: absolute;
  left: 12px;
  width: 20px;
  height: 20px;
  color: #ff4d4d;
  pointer-events: none;
}

.clear-btn {
  position: absolute;
  right: 8px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  display: grid;
  place-items: center;
  padding: 0;
  transition: transform 120ms ease, color 120ms ease, border-color 120ms ease;
}
.clear-btn:hover { transform: scale(1.04); color: var(--fg); border-color: var(--fg); }
.clear-btn:active { transform: scale(0.98); }

.meta {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
}
.refresh-btn {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--fg);
  padding: 8px 12px;
  border-radius: 8px;
  cursor: pointer;
  transition: transform 120ms ease, border-color 120ms ease;
}
.refresh-btn:hover { transform: translateY(-1px); border-color: var(--fg); }
.refresh-btn:active { transform: translateY(0); }

.error {
  border: 1px solid var(--border);
  border-left: 4px solid #d33;
  padding: 12px 14px;
  border-radius: 8px;
  margin: 8px 0 14px;
}

.results {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
  margin-top: 8px;
}
@media (min-width: 760px) {
  .results { grid-template-columns: 1fr 1fr; }
}

.card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  transition: box-shadow 160ms ease, transform 160ms ease, border-color 160ms ease;
  background: color-mix(in oklab, var(--bg) 96%, var(--fg) 0%);
  background: rgba(173, 216, 230, 0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px color-mix(in oklab, var(--fg) 10%, transparent);
  border-color: color-mix(in oklab, var(--border) 70%, var(--fg) 30%);
}

.card-title {
  font-weight: 600;
  margin: 0 0 8px;
}
.card-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 10px;
  row-gap: 6px;
}
.v-full { grid-column: 1 / -1; }
.v a {
  color: var(--fg);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in oklab, var(--fg) 40%, transparent);
  transition: border-color 120ms ease;
}
.v a:hover {
  border-bottom-color: var(--fg);
}
.v a.pdf-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-bottom: none;
}
.pdf-icon {
  width: 24px;
  height: 24px;
  background: linear-gradient(135deg, #ff6b6b 0%, #ff8e8e 100%);
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: bold;
  font-size: 12px;
  box-shadow: 0 2px 4px color-mix(in oklab, var(--fg) 10%, transparent);
  transition: transform 120ms ease;
}
.pdf-icon:hover {
  transform: scale(1.1);
}
.k { color: var(--muted); }
.v mark {
  background: color-mix(in oklab, #ffd34d 35%, transparent);
  padding: 0 2px;
  border-radius: 3px;
}

.footer {
  margin-top: 20px;
  color: var(--muted);
}

.sr-only {
  position: absolute!important;
  width: 1px!important;
  height: 1px!important;
  padding: 0!important;
  margin: -1px!important;
  overflow: hidden!important;
  clip: rect(0,0,0,0)!important;
  white-space: nowrap!important;
  border: 0!important;
}