:root {
  --bg: #fafafa; --card: #ffffff; --border: #e5e7eb; --text: #111827; --muted: #6b7280; --accent: #2563eb; --accent-2: #1d4ed8;
  --ok: #15803d; --ok-bg: #16a34a; --warn: #b45309; --warn-bg: #fef3c7; --err: #b91c1c; --err-bg: #fee2e2; --info: #1d4ed8; --info-bg: #dbeafe; --gray-bg: #f3f4f6; --sel: #eef2f7;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); font: 14px/1.45 Inter, system-ui, -apple-system, "Segoe UI", sans-serif; }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.error { color: var(--err); min-height: 1.2em; margin: 6px 0 0; font-size: 13px; }
h1 { font-size: 20px; margin: 0; font-weight: 600; }
h2 { font-size: 15px; margin: 0; font-weight: 600; }
.topbar { display: flex; align-items: center; justify-content: space-between; height: 48px; padding: 0 16px; background: var(--card); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 5; }
.brand { display: flex; align-items: center; gap: 8px; font-weight: 600; }
.brand img { width: 22px; height: 22px; }
.topbar-right { display: flex; align-items: center; gap: 12px; }
main.center { min-height: calc(100vh - 48px); display: grid; align-content: center; justify-items: center; padding: 20px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 16px 18px; }
.card.narrow { width: 360px; display: grid; gap: 10px; }
label { display: grid; gap: 4px; font-size: 12px; color: var(--muted); font-weight: 500; }
label.inline { grid-auto-flow: column; align-items: center; gap: 8px; justify-content: start; }
input, select { font: inherit; color: var(--text); padding: 7px 10px; border: 1px solid var(--border); border-radius: 8px; background: #fff; min-width: 0; }
input:focus, select:focus { outline: 2px solid #bfdbfe; border-color: var(--accent); }
.row { display: flex; gap: 10px; align-items: end; flex-wrap: wrap; }
.btn { font: inherit; font-weight: 500; padding: 7px 12px; border-radius: 8px; border: 1px solid var(--border); background: #fff; color: var(--text); cursor: pointer; display: inline-flex; align-items: center; gap: 6px; }
.btn:hover { background: var(--gray-bg); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: var(--accent-2); }
.btn.dark { background: #111827; border-color: #111827; color: #fff; }
.btn.dark:hover { background: #1f2937; }
.btn.small { padding: 4px 8px; font-size: 12px; }
.btn.danger { color: var(--err); }
.btn.link { border: 0; background: none; color: var(--accent); padding: 0 4px; }
.btn:disabled { opacity: .5; cursor: default; }
.badge { background: var(--accent); color: #fff; border-radius: 999px; font-size: 11px; padding: 0 6px; margin-left: 4px; }

/* two-column layout like VL */
.layout { display: grid; grid-template-columns: 280px 1fr; min-height: calc(100vh - 48px); }
.sidebar { border-right: 1px solid var(--border); background: var(--card); padding: 12px 10px; }
.side-search { display: flex; align-items: center; gap: 8px; padding: 6px 10px; border-radius: 8px; background: var(--gray-bg); color: var(--muted); margin-bottom: 14px; }
.side-search input { border: 0; background: transparent; padding: 2px 0; flex: 1; }
.side-search input:focus { outline: none; }
.side-head { display: flex; justify-content: space-between; padding: 4px 8px; font-size: 12px; color: var(--muted); }
.count { color: var(--accent); font-size: 12px; }
.tree-row { display: flex; align-items: center; gap: 8px; padding: 7px 8px; border-radius: 8px; cursor: pointer; user-select: none; color: #374151; }
.tree-row:hover { background: var(--gray-bg); }
.tree-row.selected { background: var(--sel); color: var(--text); font-weight: 500; }
.tree-row .chev { width: 12px; color: var(--muted); font-size: 10px; transition: transform .15s; }
.tree-row.open .chev { transform: rotate(90deg); }
.tree-row .avatar { width: 22px; height: 22px; border-radius: 6px; background: var(--gray-bg); color: #374151; font-size: 10px; font-weight: 600; display: grid; place-items: center; }
.tree-row .title { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tree-row .stats { color: var(--muted); font-size: 11px; white-space: nowrap; }
.tree-row.project { padding-left: 30px; }
.tree-row .folder { width: 14px; height: 14px; color: #9ca3af; }
.content { padding: 16px 22px 30px; min-width: 0; }
.content-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; margin-bottom: 14px; }
.crumb { color: var(--muted); font-size: 13px; margin-bottom: 2px; }
.toolbar { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.search-box { display: flex; align-items: center; gap: 6px; padding: 0 10px; border: 1px solid var(--border); border-radius: 8px; background: #fff; color: var(--muted); height: 34px; }
.search-box input { border: 0; padding: 0; width: 160px; }
.search-box input:focus { outline: none; }
/* project overview: stat tiles + per-day / per-camera breakdown */
.overview { display: grid; gap: 12px; margin-bottom: 14px; }
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; }
.tile { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 10px 14px; }
.tile .label { font-size: 12px; color: var(--muted); }
.tile .value { font-size: 20px; font-weight: 600; margin-top: 2px; }
.tile .value small { font-size: 12px; font-weight: 400; color: var(--muted); margin-left: 4px; }
.breakdown { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.mini { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 10px 14px; }
.mini h3 { margin: 0 0 6px; font-size: 12px; color: var(--muted); font-weight: 500; }
.mini table { width: 100%; border-collapse: collapse; font-size: 13px; }
.mini td { padding: 3px 0; border-bottom: 1px solid var(--border); }
.mini tr:last-child td { border-bottom: 0; }
.mini td.num { text-align: right; color: var(--muted); white-space: nowrap; }
.mini td.mono { font-family: ui-monospace, Menlo, Consolas, monospace; }
.mini td.link { cursor: pointer; color: var(--accent); font-weight: 500; }
.mini table.projects th { text-align: left; font-size: 12px; color: var(--muted); font-weight: 500; padding: 2px 0 6px; }
.mini th.num { text-align: right; }
.tree-row.selected[data-org] { background: var(--sel); }
@media (max-width: 860px) { .breakdown { grid-template-columns: 1fr; } }
.subbar { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; flex-wrap: wrap; }
.chip-select { padding: 5px 10px; border-radius: 8px; font-size: 13px; }
.subbar .stats { color: var(--muted); font-size: 13px; }
.subbar .showing { margin-left: auto; color: var(--muted); font-size: 13px; }
.table-wrap { background: var(--card); border: 1px solid var(--border); border-radius: 12px; overflow-x: auto; }
.files td { white-space: nowrap; }
.table { width: 100%; border-collapse: collapse; }
.table th { text-align: left; font-size: 13px; color: var(--muted); font-weight: 500; padding: 10px 12px; border-bottom: 1px solid var(--border); white-space: nowrap; }
.table th.sortable { cursor: pointer; }
.table th.sortable:hover { color: var(--text); }
.sort-ind { font-size: 10px; color: var(--muted); }
.table td { padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.table tr:last-child td { border-bottom: 0; }
.table th.wide { width: 32%; }
.files td.id { font-weight: 500; white-space: nowrap; }
.files td.file { color: #374151; }
.files td.mono { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 12px; color: var(--muted); }
.files tr.day-row td { background: #f9fafb; font-weight: 500; padding: 8px 12px; cursor: pointer; }
.files tr.day-row .day-stats { color: var(--muted); font-weight: 400; margin-left: 10px; font-size: 12px; }
.files tr.day-row .chev { display: inline-block; width: 12px; color: var(--muted); font-size: 10px; margin-right: 4px; transition: transform .15s; }
.files tr.day-row.open .chev { transform: rotate(90deg); }
.pill { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; font-weight: 500; background: var(--gray-bg); color: #374151; white-space: nowrap; }
.pill.ok { background: var(--ok-bg); color: #fff; }
.pill.warn { background: var(--warn-bg); color: var(--warn); }
.pill.err { background: var(--err-bg); color: var(--err); }
.pill.info { background: var(--info-bg); color: var(--info); }
.pill.soft { color: var(--muted); }
#files-empty { padding: 14px; }

/* sidebar nav + transfers page */
.side-nav { display: grid; gap: 2px; margin-bottom: 12px; }
.nav-item { display: flex; align-items: center; gap: 8px; padding: 7px 10px; border-radius: 8px; cursor: pointer; color: #374151; font-weight: 500; }
.nav-item:hover { background: var(--gray-bg); }
.nav-item.selected { background: var(--sel); color: var(--text); }
.chips { display: flex; gap: 4px; }
.chip { padding: 5px 10px; border-radius: 8px; font-size: 13px; color: var(--muted); cursor: pointer; }
.chip:hover { background: var(--gray-bg); }
.chip.selected { background: var(--gray-bg); color: var(--text); font-weight: 500; }
.chip .n { color: var(--accent); margin-left: 4px; font-size: 12px; }
.chip.selected .n { color: var(--muted); }
.table-foot { display: flex; justify-content: space-between; gap: 12px; padding: 10px 12px; font-size: 12px; color: var(--muted); border-top: 1px solid var(--border); }
.pill .ico { margin-right: 4px; }
.pill.live { background: var(--info-bg); color: var(--info); }
.result { text-align: right; white-space: nowrap; }
.result .sub { color: var(--muted); font-size: 12px; }
.panel-head { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.panel-head h2 { margin-right: auto; }
.file-name { font-weight: 500; word-break: break-all; }
.file-sub { color: var(--muted); font-size: 12px; }
.progress { height: 6px; background: var(--gray-bg); border-radius: 999px; overflow: hidden; margin-bottom: 4px; }
.progress > div { height: 100%; background: var(--accent); border-radius: 999px; transition: width .3s; }
.progress.hash > div { background: #a78bfa; }
.progress.done > div { background: var(--ok-bg); }
.progress-text { font-size: 12px; color: var(--muted); white-space: nowrap; }
.actions { display: flex; gap: 6px; justify-content: flex-end; }

/* upload modal */
.modal { position: fixed; inset: 0; background: rgba(17,24,39,.35); display: grid; place-items: center; z-index: 7; padding: 20px; }
.modal-card { width: min(680px, 100%); background: var(--card); border-radius: 14px; padding: 18px 20px; display: grid; gap: 12px; max-height: calc(100vh - 40px); overflow: auto; }
.dropzone { border: 1.5px dashed var(--border); border-radius: 12px; padding: 22px; text-align: center; display: grid; gap: 8px; justify-items: center; transition: background .15s; }
.dropzone.over { background: var(--info-bg); border-color: var(--accent); }
.dropzone p { margin: 0; }
.assign { border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px; display: grid; gap: 8px; }
.assign .row { align-items: center; }
.assign ul { margin: 0; padding-left: 18px; color: var(--muted); font-size: 12px; }

.banner { max-width: 1200px; margin: 10px auto -4px; padding: 10px 14px; border-radius: 10px; display: flex; align-items: center; gap: 12px; font-size: 13px; }
.banner.warn { background: var(--warn-bg); color: var(--warn); }
.banner.err { background: var(--err-bg); color: var(--err); }
.banner.info { background: var(--info-bg); color: var(--info); }
.banner .btn { margin-left: auto; }
footer { padding: 10px 20px 24px; display: flex; gap: 16px; flex-wrap: wrap; }
@media (max-width: 860px) { .layout { grid-template-columns: 1fr; } .sidebar { border-right: 0; border-bottom: 1px solid var(--border); } .files td:nth-child(n+7), .files th:nth-child(n+7) { display: none; } }

/* review page: the MCAP viewer takes the rest of the viewport */
#rv-frame { display: block; width: 100%; height: calc(100vh - 170px); min-height: 480px; border: 1px solid var(--border); border-radius: 10px; background: #15151a; }