/* Free in-browser tools (/tools, /youtube-thumbnail-*). Builds on site.css + app.css. */

.tool { padding: 22px; margin: 26px 0; }
.tool h2 { margin-top: 0; font-family: var(--font-display); font-weight: 400; }
.tool-row { display: grid; grid-template-columns: 1fr auto; gap: 10px; }
.tool-out { margin-top: 18px; }
.tool-note { font-size: .82rem; color: var(--faint); margin-top: 10px; }
.tool-err { color: var(--danger); font-size: .9rem; margin-top: 10px; }
@media (max-width: 560px) { .tool-row { grid-template-columns: 1fr; } .tool { padding: 16px; } }

/* hub */
.tool-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 16px; margin: 24px 0; }
.tool-card { display: block; padding: 20px; color: inherit; text-decoration: none; transition: border-color .15s; }
.tool-card:hover { border-color: var(--accent); }
.tool-card h3 { margin: 10px 0 6px; font-size: 1.05rem; }
.tool-card p { margin: 0; color: var(--muted); font-size: .92rem; }
.tool-card .ic { font-size: 1.6rem; }

/* downloader */
.dl-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; }
.dl-item { padding: 10px; }
.dl-item img { width: 100%; aspect-ratio: 16/9; object-fit: cover; border-radius: 8px; background: var(--surface-2); display: block; }
.dl-item .row { display: flex; align-items: center; gap: 8px; margin-top: 8px; flex-wrap: wrap; }
.dl-item .row b { margin-right: auto; font-size: .9rem; }
.dl-item.missing { opacity: .45; }
.dl-video { display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; margin-bottom: 12px; }

/* checker */
.ck-top { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 20px; align-items: start; }
@media (max-width: 760px) { .ck-top { grid-template-columns: 1fr; } }
.ck-main { position: relative; }
.ck-main canvas, .ck-main img { width: 100%; height: auto; border-radius: 10px; display: block; }
.ck-badge { position: absolute; right: 2.2%; bottom: 3.5%; background: rgba(0, 0, 0, .8); color: #fff; font: 600 .78rem/1 Roboto, var(--font-ui); padding: 3px 5px; border-radius: 4px; }
.ck-score { display: flex; align-items: center; gap: 16px; margin-bottom: 14px; }
.ck-ring { --p: 0; --c: var(--accent); width: 84px; height: 84px; border-radius: 50%; display: grid; place-items: center; flex: none;
  background: conic-gradient(var(--c) calc(var(--p) * 1%), var(--surface-3) 0); }
.ck-ring b { width: 66px; height: 66px; border-radius: 50%; background: var(--surface); display: grid; place-items: center; font: 400 1.6rem var(--font-display); }
.ck-checks { display: grid; gap: 10px; }
.ck-check .hd { display: flex; justify-content: space-between; gap: 8px; font-size: .9rem; }
.ck-check .hd span { color: var(--faint); }
.ck-check p { margin: 2px 0 0; font-size: .85rem; color: var(--muted); }
.ck-check .bar i.mid { background: #f5a524; }
.ck-check .bar i.low { background: var(--danger); }
.ck-views { display: flex; flex-wrap: wrap; gap: 16px; align-items: flex-end; margin-top: 18px; }
.ck-views figure { margin: 0; }
.ck-views canvas { display: block; border-radius: 6px; max-width: 100%; }
.ck-views figcaption { font-size: .78rem; color: var(--faint); margin-top: 6px; }
.ck-facts { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 0; }
.ck-ai { margin-top: 24px; padding: 18px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg-2); }
.ck-ai .score-box { margin-top: 16px; }

/* ctr */
.ctr-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
@media (max-width: 560px) { .ctr-grid { grid-template-columns: 1fr; } }
.ctr-big { font: 400 2.6rem/1 var(--font-display); }
.ctr-scale { position: relative; height: 10px; border-radius: 5px; margin: 26px 0 8px;
  background: linear-gradient(90deg, var(--danger) 0 13.3%, var(--ok) 13.3% 66.7%, var(--accent) 66.7% 100%); }
.ctr-scale i { position: absolute; top: -6px; width: 4px; height: 22px; border-radius: 2px; background: var(--text); transform: translateX(-50%); }
.ctr-scale span { position: absolute; top: 16px; font-size: .75rem; color: var(--faint); transform: translateX(-50%); }
.ctr-res { padding: 16px; margin-top: 14px; background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius-sm); }
.ctr-res p { margin: 6px 0; }

/* previewer */
.pv-setup { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
@media (max-width: 760px) { .pv-setup { grid-template-columns: 1fr; } }
.pv-slot { position: relative; aspect-ratio: 16/9; border: 1px dashed var(--border-strong); border-radius: 10px; display: grid; place-items: center; text-align: center; cursor: pointer; overflow: hidden; color: var(--muted); font-size: .88rem; background: var(--bg-2); }
.pv-slot img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.pv-slot .tag { position: absolute; left: 8px; top: 8px; background: var(--accent); color: var(--accent-ink); font-weight: 700; font-size: .75rem; border-radius: 6px; padding: 2px 7px; z-index: 1; }
.pv-slot .x { position: absolute; right: 6px; top: 6px; z-index: 1; }
.pv-bar { display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: center; margin: 16px 0 12px; }
.pv-bar .chip-row { gap: 6px; }
.pv-stage { border-radius: 14px; overflow: hidden; border: 1px solid var(--border); }
.pv-stage.squint .feed { filter: blur(2px); }
.feed.dark .fake, .feed.light .fake { width: 100%; height: 100%; }
.vid .thumb { position: relative; aspect-ratio: 16/9; overflow: hidden; background: #222; }
.vid .thumb img, .vid .thumb canvas { width: 100%; height: 100%; display: block; object-fit: cover; }
.vid .dur { position: absolute; right: 6px; bottom: 6px; background: rgba(0, 0, 0, .8); color: #fff; font: 600 .75rem/1 Roboto, var(--font-ui); padding: 3px 4px; border-radius: 4px; }
.feed-grid.home4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .feed-grid.home4 { grid-template-columns: repeat(2, 1fr); } }
.feed-search { display: grid; gap: 16px; max-width: 1000px; }
.feed-search .vid { display: grid; grid-template-columns: minmax(0, 360px) minmax(0, 1fr); gap: 16px; }
.feed-search .vid .meta { display: block; margin-top: 0; }
.feed-search .vid .t { font-size: 1.12rem; }
.feed-search .vid .ch { display: flex; align-items: center; gap: 8px; margin: 10px 0; font-size: .82rem; opacity: .65; }
.feed-search .vid .ch .av { width: 24px; height: 24px; }
.feed-search .vid .d { font-size: .8rem; opacity: .6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
@media (max-width: 640px) { .feed-search .vid { grid-template-columns: 1fr; } }
.feed-side { display: grid; gap: 8px; max-width: 402px; margin-left: auto; }
.feed-side .vid { display: grid; grid-template-columns: 168px minmax(0, 1fr); gap: 8px; }
.feed-side .vid .thumb { border-radius: 8px; }
.feed-side .vid .meta { display: block; margin-top: 0; }
.feed-side .vid .t { font-size: .88rem; line-height: 1.35; }
.feed-side .vid .c { font-size: .76rem; margin-top: 4px; }
.feed.mobile .feed-grid { gap: 18px; }
.vid .av { flex: none; }
.vid.mine .thumb { outline: 3px solid var(--accent); outline-offset: 2px; }
.pv-stage.plain .vid.mine .thumb { outline: none; }
.pv-compare { display: grid; grid-template-columns: 1fr; gap: 22px; padding: 20px; }
.pv-compare figure { margin: 0; }
.pv-compare .sizes { display: flex; gap: 14px; align-items: flex-end; overflow-x: auto; }
.pv-compare .sizes > div { flex: none; }
.pv-watch { display: grid; grid-template-columns: minmax(0, 1fr) 402px; gap: 24px; align-items: start; }
.pv-watch .feed-side { margin: 0; }
.pv-player .screen { aspect-ratio: 16/9; border-radius: 12px; background: #000; display: grid; place-items: center; font-size: 2.4rem; color: #444; }
.feed.light .pv-player .screen { background: #1a1a1a; }
.pv-player .pt { font: 700 1.2rem Roboto, var(--font-ui); margin-top: 12px; opacity: .35; }
.pv-player .pc { font-size: .85rem; opacity: .45; margin-top: 6px; }
@media (max-width: 900px) { .pv-watch { grid-template-columns: 1fr; } .pv-player { display: none; } .pv-watch .feed-side { margin: 0 auto; } }
.pv-compare figcaption { font-weight: 700; margin-bottom: 8px; }

/* title generator */
.gen-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.gen-title { width: 100%; text-align: left; display: grid; gap: 4px; padding: 12px 14px; border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--bg-2); color: var(--text); font: 600 1rem/1.35 var(--font-ui); cursor: pointer; }
.gen-title:hover { border-color: var(--accent); }
.gen-title small { color: var(--faint); font-weight: 400; font-size: .8rem; }

/* background remover */
.bg-status { display: grid; gap: 8px; margin-top: 14px; font-size: .9rem; color: var(--muted); }
.bg-status progress { width: 100%; height: 8px; accent-color: var(--accent); }
.bg-stage { border-radius: 12px; overflow: hidden; border: 1px solid var(--border); display: grid; place-items: center; max-height: 70vh;
  background: repeating-conic-gradient(#2a2f3b 0% 25%, #1e222b 0% 50%) 0 0 / 22px 22px; }
.bg-stage canvas { max-width: 100%; max-height: 70vh; width: auto; height: auto; display: block; }
.bg-controls { margin-top: 16px; }
.bg-color { display: inline-flex; align-items: center; gap: 6px; margin: 0; cursor: pointer; }
.bg-color input[type=color] { width: 22px; height: 22px; padding: 0; border: 0; background: none; }