:root {
  --bg: #f6f5f2; --panel: #fff; --ink: #1d1d1f; --muted: #6b6b70; --line: #e2e0da;
  --accent: #2f5d8a; --accent-ink: #fff; --pick: #e7f0e2; --pick-line: #5d8a3c; --warn: #a1402a;
  --k-psd: #2f5d8a; --k-raw: #8a5a2f; --k-tiff: #5d3c8a; --k-jpg: #3c7a5d; --k-png: #7a3c6b; --k-other: #777;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #161618; --panel: #202023; --ink: #ececee; --muted: #9c9ca3; --line: #33333a;
    --accent: #6d9bd0; --accent-ink: #0b1622; --pick: #22301c; --pick-line: #86b866; --warn: #e3826b;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 14px/1.45 -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-size: 12px; }
h1 { font-size: 20px; margin: 0 0 8px; } h2 { font-size: 15px; margin: 0 0 8px; } h4 { margin: 0 0 6px; font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.muted { color: var(--muted); } .ok { color: var(--pick-line); } .warn { color: var(--warn); }
main { padding: 16px; max-width: 1600px; margin: 0 auto; }
header.top { display: flex; flex-wrap: wrap; gap: 12px 20px; align-items: center; padding: 10px 16px; background: var(--panel); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
.brand { font-weight: 700; font-size: 16px; color: var(--ink); }
header nav { display: flex; flex-wrap: wrap; gap: 4px; }
header nav a { padding: 5px 10px; border-radius: 6px; color: var(--ink); }
header nav a.on { background: var(--accent); color: var(--accent-ink); }
.preset-switch { margin-left: auto; display: flex; gap: 6px; align-items: center; }
.badge { background: var(--line); color: var(--ink); border-radius: 10px; padding: 0 6px; font-size: 12px; }
.scanning { color: var(--warn); font-weight: 600; }
button { font: inherit; padding: 5px 12px; border-radius: 6px; border: 1px solid var(--accent); background: var(--accent); color: var(--accent-ink); cursor: pointer; }
button.secondary { background: transparent; color: var(--accent); }
button.link { border: 0; background: none; color: var(--muted); padding: 2px 0; font-size: 12px; text-decoration: underline; }
button:disabled { opacity: .45; cursor: default; }
body.busy, body.busy button:disabled { cursor: progress; }
input, select { font: inherit; padding: 4px 6px; border: 1px solid var(--line); border-radius: 5px; background: var(--panel); color: var(--ink); }
input[type=search] { min-width: 280px; }
.row { display: flex; flex-wrap: wrap; gap: 10px 16px; align-items: center; margin: 8px 0; }
.inline { display: inline; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; margin-bottom: 14px; }
.cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 14px; align-items: start; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; margin-bottom: 14px; }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; }
.stat b { display: block; font-size: 26px; font-variant-numeric: tabular-nums; }
.stat span { color: var(--muted); }
table.t { border-collapse: collapse; width: 100%; }
table.t td, table.t th { padding: 4px 8px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
table.t .num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
table.small { font-size: 12px; } table.small th { width: 240px; color: var(--muted); font-weight: normal; }
tr.pick { background: var(--pick); } tr.ineligible { opacity: .55; }
img.mini { width: 72px; height: 54px; object-fit: contain; background: var(--bg); border-radius: 4px; }
.pill { display: inline-block; padding: 0 6px; border-radius: 9px; font-size: 11px; color: #fff; background: var(--k-other); }
.pill.pick { background: var(--pick-line); }
.tile .pills { display: flex; gap: 4px; flex-wrap: wrap; }
details.filters-fold > summary { cursor: pointer; margin-bottom: 6px; }
.bar .top-picks { white-space: nowrap; }
.k-psd { background: var(--k-psd); } .k-raw { background: var(--k-raw); } .k-tiff, .k-tiff-master { background: var(--k-tiff); }
.k-jpg { background: var(--k-jpg); } .k-png { background: var(--k-png); }
.filters { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 10px 14px; margin-bottom: 12px; }
.filters fieldset { border: 0; padding: 0; margin: 6px 0; display: flex; flex-wrap: wrap; gap: 4px 12px; }
.filters legend { font-weight: 600; float: left; width: 90px; }
.filters .best { background: var(--pick); padding: 3px 8px; border-radius: 6px; }
.bar { display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: center; margin: 8px 0 12px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 12px; }
.tile { margin: 0; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; position: relative; }
.tile.checked { outline: 2px solid var(--accent); }
.tile img { width: 100%; aspect-ratio: 4/3; object-fit: contain; background: var(--bg); display: block; }
.tile .check { position: absolute; top: 6px; left: 6px; background: var(--panel); border-radius: 4px; padding: 0 3px; }
.tile figcaption { padding: 6px 8px; font-size: 12px; display: flex; flex-direction: column; gap: 2px; }
.tile .name { font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tile .facts { color: var(--muted); }
.family { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 10px 14px; margin-bottom: 12px; }
.family header { margin-bottom: 8px; display: flex; gap: 10px; align-items: center; }
.slots { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.slot.main .tile { border-color: var(--pick-line); box-shadow: 0 0 0 1px var(--pick-line); }
@media (max-width: 900px) { .slots { grid-template-columns: repeat(2, 1fr); } }
.pager { display: flex; gap: 16px; justify-content: center; margin: 16px 0; }
.pair { display: grid; grid-template-columns: 200px minmax(0, 320px) minmax(0, 320px); justify-content: start; gap: 12px; align-items: center; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 10px; margin-bottom: 10px; }
.pair .tile { max-width: 320px; }
.verdict { text-align: center; } .verdict button { margin: 4px; }
.pair-tick { display: block; }
.pair.settled { display: block; padding: 6px 12px; } .pair.settled .done { margin: 0; }
.raw-fold { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; margin-bottom: 8px; }
.raw-fold > summary { display: flex; align-items: center; gap: 10px; padding: 8px 12px; cursor: pointer; }
.raw-fold > summary .mini { width: 72px; height: 40px; object-fit: cover; border-radius: 4px; }
.raw-fold[open] > summary { border-bottom: 1px solid var(--line); }
.raw-fold > .raw-group { padding: 12px; margin-bottom: 0; }
.burst-strip { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 12px; }
.burst-strip .tile { width: 190px; }
.burst-link { text-align: center; width: 52px; }
.burst-link .pair-tick { font-size: 18px; }
.raw-group { display: grid; grid-template-columns: minmax(0, 420px) minmax(0, 1fr); gap: 16px; align-items: start; margin-bottom: 24px; }
.raw-master { position: sticky; top: 8px; }
.raw-master h3 { margin: 0 0 2px; }
.raw-map { width: 100%; height: auto; display: block; border-radius: 6px; }
.raw-map rect { fill: none; stroke: #ffd400; stroke-width: 3; stroke-opacity: 0.45; }
.raw-map rect.on { stroke: #ff3b30; stroke-width: 7; stroke-opacity: 1; }
.raw-pair { grid-template-columns: 200px minmax(0, 260px); }
@media (max-width: 900px) { .raw-group { grid-template-columns: 1fr; } .raw-master { position: static; } }
.review-intro p { margin: 0 0 8px; } .review-intro p:last-child { margin-bottom: 0; }
.family-actions { margin-bottom: 12px; }
.review-foot { justify-content: space-between; align-items: center; margin-bottom: 24px; } .bulk-review { margin-bottom: 10px; align-items: center; }
@media (max-width: 700px) { .pair { grid-template-columns: 1fr 1fr; } .pair .verdict { grid-column: 1 / -1; } }
.tabs { display: flex; gap: 6px; margin-bottom: 10px; } .tabs a { padding: 5px 10px; border-radius: 6px; } .tabs a.on { background: var(--accent); color: var(--accent-ink); }
.detail { display: grid; grid-template-columns: minmax(280px, 512px) 1fr; gap: 20px; margin-bottom: 16px; }
.detail img.big { width: 100%; border-radius: 8px; background: var(--panel); }
@media (max-width: 800px) { .detail { grid-template-columns: 1fr; } }
.sortable { list-style: none; padding: 0; margin: 0; }
.sortable li { display: flex; gap: 8px; align-items: center; padding: 5px 8px; border: 1px solid var(--line); border-radius: 6px; margin-bottom: 4px; background: var(--bg); }
.sortable li .grow { flex: 1; }
.sortable li button { padding: 0 7px; }
.sortable li.off { opacity: .5; }
.progress { margin-top: 12px; } .progress .fill { height: 8px; background: var(--accent); border-radius: 4px; width: 0; transition: width .4s; }

/* search */
.drop { border: 2px dashed var(--line); border-radius: 10px; padding: 18px; text-align: center; }
.drop.over { border-color: var(--accent); }
.sample { display: flex; gap: 16px; align-items: flex-start; flex-wrap: wrap; }
.sample img { max-width: 220px; max-height: 220px; border-radius: 6px; }

/* help */
.guide { max-width: 760px; font-size: 15px; line-height: 1.6; }
.guide h1 { font-size: 24px; } .guide h2 { font-size: 18px; margin-top: 28px; } .guide h3 { font-size: 15px; margin: 22px 0 6px; }
.guide hr { border: 0; border-top: 1px solid var(--line); margin: 24px 0; }
.guide code { background: var(--panel); border: 1px solid var(--line); border-radius: 4px; padding: 0 4px; font-size: 13px; }
.guide .toc { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 10px 16px; }
.guide .toc ul { margin: 4px 0; padding-left: 18px; }
.guide :target { scroll-margin-top: 70px; }

/* drive */
.drive { font-size: 12px; padding: 2px 8px; border-radius: 10px; background: var(--line); color: var(--muted); }
.drive.on { background: var(--pick); color: var(--pick-line); font-weight: 600; }
pre.eject { white-space: pre-wrap; background: var(--bg); border: 1px solid var(--line); border-radius: 6px; padding: 8px 10px; font-size: 12px; }

/* the tile menu (right-click) and its dialogs */
.menu { position: fixed; z-index: 20; min-width: 170px; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 4px; box-shadow: 0 6px 24px rgba(0,0,0,.18); }
.menu button { display: block; width: 100%; text-align: left; background: none; border: 0; color: var(--ink); padding: 5px 10px; border-radius: 5px; }
.menu button:hover, .menu button:focus-visible { background: var(--accent); color: var(--accent-ink); }
.menu button[hidden] { display: none; }
.menu hr { border: 0; border-top: 1px solid var(--line); margin: 4px 0; }
button.danger { background: var(--warn); border-color: var(--warn); color: #fff; }
.menu button.danger { background: none; color: var(--warn); }
.menu button.danger:hover, .menu button.danger:focus-visible { background: var(--warn); color: #fff; }
dialog { background: var(--panel); color: var(--ink); border: 1px solid var(--line); border-radius: 10px; padding: 16px 18px; max-width: min(560px, calc(100vw - 32px)); }
dialog::backdrop { background: rgba(0,0,0,.35); }
dialog .opt { display: block; margin: 4px 0; }
dialog .custom { margin: 6px 0 4px 22px; }
dialog .msg:empty { display: none; }
dialog .group { border: 1px solid var(--line); border-radius: 8px; padding: 6px 8px; margin: 6px 0; }
dialog .group .strip { display: flex; gap: 4px; overflow-x: auto; margin-top: 4px; }
dialog .group .strip img { height: 56px; border-radius: 3px; }
.collection .share label { margin-right: 10px; white-space: nowrap; }
.collection-title .small { font-size: 13px; font-weight: normal; margin-left: 8px; }
.types label { margin-right: 8px; white-space: nowrap; }
dialog .dirs { list-style: none; padding: 0; margin: 6px 0; max-height: 50vh; overflow: auto; min-width: min(420px, 70vw); }
dialog .dirs li a { display: block; padding: 4px 6px; border-radius: 4px; text-decoration: none; color: var(--ink); }
dialog .dirs li a:hover { background: var(--bg); }
dialog .renames { max-height: 40vh; overflow: auto; padding-left: 18px; font-size: 12px; }
dialog textarea { width: 100%; box-sizing: border-box; font: 12px ui-monospace, Menlo, monospace; background: var(--bg); color: var(--ink); border: 1px solid var(--line); border-radius: 6px; }

/* Accounts (server/auth.py) */
.top .who { margin-left: auto; display: flex; gap: 10px; align-items: center; font-size: 13px; }
.auth-box { max-width: 380px; margin: 48px auto; }
.auth-box label { display: block; margin: 10px 0 4px; }
.auth-box input[type=email], .auth-box input[type=password], .auth-box input[type=text] { width: 100%; box-sizing: border-box; }
.rights { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 2px 12px; margin: 4px 0 10px; }
.invite-link { width: 100%; box-sizing: border-box; font: 12px ui-monospace, Menlo, monospace; }
[data-need][hidden] { display: none !important; }
a.button { display: inline-block; padding: 5px 12px; border-radius: 6px; background: var(--accent); color: var(--accent-ink); text-decoration: none; font-size: 13px; font-weight: 600; }
a.button:hover { filter: brightness(1.1); }
.family header .family-link { margin-left: auto; }
.title-tick input { width: 18px; height: 18px; vertical-align: middle; margin: 0 6px 4px 0; }