/* 螢幕解析度查詢・壞點檢測 */
.tool { display: flex; flex-direction: column; gap: 18px; }
.lead { margin: 0; text-align: center; color: var(--muted); }
.panel { padding: 16px; background: var(--panel); border: 1px solid var(--line); border-radius: 12px; }
.panel h2 { margin: 0 0 10px; font-size: 1.125rem; }
.big { margin: 0; font-size: 2rem; font-weight: 700; font-family: var(--font-serif, inherit); }
.big small { font-size: 1rem; color: var(--muted); font-weight: 400; }
.facts { display: grid; grid-template-columns: repeat(auto-fill, minmax(11rem, 1fr)); gap: 12px 16px; margin: 14px 0 0; }
.facts dt { color: var(--muted); font-size: .875rem; }
.facts dd { margin: 0; font-weight: 700; overflow-wrap: anywhere; }

.row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.chip {
  display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 6px 16px; font: inherit; font-weight: 700;
  color: var(--ink); background: var(--panel); border: 2px solid var(--line); border-radius: 999px; cursor: pointer;
}
.chip:hover, .chip:focus-visible { border-color: var(--accent); outline: none; }
.swatch { width: 16px; height: 16px; border-radius: 4px; border: 1px solid var(--line); }

/* 全螢幕測試：蓋住整個視窗，進入全螢幕後就是整片純色 */
.screen-test {
  position: fixed; inset: 0; z-index: 9999; display: none; align-items: flex-end; justify-content: center; padding: 24px;
  cursor: pointer; user-select: none;
}
.screen-test.on { display: flex; }
.screen-test .bar {
  display: flex; gap: 12px; align-items: center; padding: 8px 16px; border-radius: 999px; font-size: .875rem; color: #fff;
  background: rgba(0, 0, 0, .55); opacity: 0; transition: opacity .3s;
}
.screen-test:hover .bar, .screen-test .bar.show { opacity: 1; }
.screen-test .bar button { min-height: 36px; padding: 0 14px; font: inherit; border: 0; border-radius: 999px; cursor: pointer; }
#screen-light { cursor: default; }
#screen-light .bar button { background: rgba(0, 0, 0, .55); color: #fff; }
.screen-test.mirror { background: #000; padding: 0; align-items: stretch; justify-content: center; cursor: default; }
.mirror-video { width: 100%; height: 100%; object-fit: contain; transform: scaleX(-1); background: #000; }
.screen-test.mirror .bar { position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%); }
.pick { display: inline-flex; align-items: center; gap: 6px; font-weight: 700; }
.pick input[type="color"] { width: 3.25rem; height: 2.75rem; padding: 2px; border: 2px solid var(--line); border-radius: 8px; background: var(--panel); cursor: pointer; }
.pick select { font: inherit; min-height: 44px; padding: 4px 10px; border: 2px solid var(--line); border-radius: 10px; background: var(--panel); color: var(--ink); }
.check { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; min-height: 44px; cursor: pointer; }
.check input { width: 20px; height: 20px; accent-color: var(--accent); }
.hint { margin: 0 0 10px; color: var(--muted); font-size: .9375rem; }
.error { margin: 0 0 10px; padding: 10px 14px; border-radius: 12px; background: #FDECEA; color: #7a1f14; font-weight: 700; }
.notes { margin: 0; padding-left: 1.25rem; color: var(--muted); }