:root {
  --bg: #f4f6f8; --panel: #fff; --ink: #1d2733; --muted: #6b7785; --line: #dde3ea;
  --accent: #1f6fb2; --accent-ink: #fff; --danger: #b3261e; --ok: #1b7f3b; --warn: #8a6100;
  --sel: #e7f0fa; --pending: #fff8e1;
  font: 14px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--ink); background: var(--bg);
}
/* Themes (openapps PLAT-004): theme.js sets data-theme before the first paint; the header button
   switches it. */
:root, [data-theme="light"] { color-scheme: light; }
[data-theme="dark"] { color-scheme: dark; --bg: #14181d; --panel: #1c2128; --ink: #e3e8ee; --muted: #93a0ad; --line: #2d353f; --accent: #4c9be0; --sel: #213040; --pending: #3a3220; }
.theme-btn { display: inline-grid; place-items: center; width: 30px; height: 30px; padding: 0; border-radius: 50%; background: transparent; color: var(--ink); border: 1px solid var(--line); }
.theme-btn:hover { border-color: var(--accent); }
.theme-btn svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.login .theme-btn { justify-self: end; margin-bottom: -2.4em; }
* { box-sizing: border-box; }
body { margin: 0; }
button { font: inherit; padding: .4em .9em; border: 1px solid var(--accent); background: var(--accent); color: var(--accent-ink); border-radius: 4px; cursor: pointer; }
button.secondary { background: transparent; color: var(--accent); }
button.danger { background: transparent; color: var(--danger); border-color: var(--danger); }
button.link { background: none; border: none; color: var(--accent); padding: .2em .4em; }
button:disabled { opacity: .5; cursor: default; }
input, select, textarea { font: inherit; color: inherit; background: var(--panel); border: 1px solid var(--line); border-radius: 4px; padding: .35em .5em; }
input.num { text-align: right; }
.muted { color: var(--muted); }
.error { color: var(--danger); }
.ok { color: var(--ok); }
.spacer { flex: 1; }
.num { text-align: right; font-variant-numeric: tabular-nums; }

.splash { display: grid; place-items: center; height: 100vh; font-size: 1.2em; text-align: center; }
.login { width: 320px; margin: 12vh auto; background: var(--panel); padding: 2em; border-radius: 8px; border: 1px solid var(--line); display: grid; gap: .8em; }
.login h1 { margin: 0 0 .3em; color: var(--accent); }
.login label { display: grid; gap: .2em; color: var(--muted); }

header { display: flex; align-items: center; gap: 1em; padding: .5em 1em; background: var(--panel); border-bottom: 1px solid var(--line); height: 44px; }
header strong { color: var(--accent); }
#status { display: flex; align-items: center; gap: .5em; }
.dot { width: .7em; height: .7em; border-radius: 50%; display: inline-block; }
.dot.on { background: var(--ok); } .dot.off { background: var(--danger); }
.pending { color: var(--warn); font-size: .9em; }
.body { display: flex; height: calc(100vh - 44px); }
nav { width: 220px; background: var(--panel); border-right: 1px solid var(--line); overflow: auto; padding: .5em 0; flex: none; }
nav .group { padding: .8em 1em .3em; font-size: .8em; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
nav a { display: flex; justify-content: space-between; padding: .35em 1em; color: inherit; text-decoration: none; }
nav a:hover { background: var(--sel); }
nav a.active { background: var(--sel); border-left: 3px solid var(--accent); padding-left: calc(1em - 3px); font-weight: 600; }
nav .count { color: var(--muted); font-size: .85em; }
main { flex: 1; overflow: auto; padding: 1em 1.5em; display: flex; flex-direction: column; min-width: 0; }
.toolbar { display: flex; align-items: center; gap: 1em; margin-bottom: .8em; flex-wrap: wrap; }
.toolbar h2 { margin: 0; font-size: 1.3em; }
.toolbar input[type=search] { width: 320px; }

.grid { background: var(--panel); border: 1px solid var(--line); border-radius: 6px; overflow: auto; }
table { border-collapse: collapse; width: 100%; }
th, td { padding: .35em .6em; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { position: sticky; top: 0; background: var(--panel); cursor: pointer; user-select: none; white-space: nowrap; font-weight: 600; }
th.sorted::after { content: " ▲"; color: var(--accent); } th.sorted.desc::after { content: " ▼"; }
.grid tbody tr:hover { background: var(--sel); }
.grid td a { color: var(--accent); text-decoration: none; }
tr.pending td { background: var(--pending); }
.more { margin: .6em; }

dialog.form { width: min(900px, 95vw); max-height: 90vh; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); color: var(--ink); padding: 1.2em 1.5em; }
dialog::backdrop { background: rgba(0,0,0,.35); }
dialog h3 { margin-top: 0; }
.fgrid { display: grid; grid-template-columns: 1fr 1fr; gap: .5em 1.5em; }
.fgrid.small { font-size: .9em; margin-top: .5em; }
.frow { display: grid; grid-template-columns: 11em 1fr; align-items: center; gap: .5em; }
.frow.wide { grid-column: 1 / -1; }
.frow .field-error { grid-column: 2; color: var(--danger); font-size: .85em; }
.frow .field-error:empty { display: none; }
.flabel { color: var(--muted); }
.ref { display: flex; gap: .5em; align-items: center; }
.ref input { width: 9em; }
.refname { color: var(--muted); font-size: .9em; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.refname.bad { color: var(--danger); }
details { margin-top: 1em; }
summary { cursor: pointer; color: var(--accent); }
.audit { margin-top: .8em; font-size: .85em; color: var(--muted); }
.actions { display: flex; gap: .6em; align-items: center; margin-top: 1em; }
.badge { font-size: .75em; padding: .1em .5em; border-radius: 1em; background: var(--pending); color: var(--warn); margin-left: .5em; }
.badge.extracted { background: #e3f4e8; color: var(--ok); } .badge.failed { background: #fbe4e2; color: var(--danger); }

#toasts { position: fixed; bottom: 1em; right: 1em; display: grid; gap: .5em; z-index: 100; }
.toast { background: var(--panel); border: 1px solid var(--line); border-left: 4px solid var(--accent); padding: .6em 1em; border-radius: 4px; box-shadow: 0 2px 8px rgba(0,0,0,.15); max-width: 420px; }
.toast.error { border-left-color: var(--danger); }

.card { background: var(--panel); border: 1px solid var(--line); border-radius: 6px; padding: .8em 1em; margin: .8em 0; }
.card h4 { margin: 0 0 .4em; }
.draft.has-errors { border-color: var(--danger); }
.draft td input { width: 100%; }
.draft tr.same td { opacity: .55; }
.draft td.src { font-size: .85em; color: var(--muted); max-width: 22em; }
.warn { background: var(--pending); padding: .5em 1em; border-radius: 4px; }
.upload { display: flex; gap: .5em; align-items: center; color: var(--muted); }
.docs td { vertical-align: middle; }
.docs button { margin-left: .4em; }
.spinner::before { content: ""; display: inline-block; width: .9em; height: .9em; margin-right: .5em; border: 2px solid var(--line); border-top-color: var(--accent); border-radius: 50%; animation: spin 1s linear infinite; vertical-align: -2px; }
@keyframes spin { to { transform: rotate(360deg); } }

.chatlog { flex: 1; overflow: auto; display: flex; flex-direction: column; gap: .8em; padding-bottom: 1em; }
.msg { max-width: 900px; padding: .6em 1em; border-radius: 8px; }
.msg.user { align-self: flex-end; background: var(--accent); color: var(--accent-ink); white-space: pre-wrap; }
.msg.bot { align-self: flex-start; background: var(--panel); border: 1px solid var(--line); }
.md table.md { width: auto; margin: .5em 0; }
.md td, .md th { border: 1px solid var(--line); }
.md pre { background: var(--bg); padding: .6em; overflow: auto; }
.steps { font-size: .85em; }
.steps code { white-space: pre-wrap; word-break: break-all; }
.composer { display: flex; gap: .6em; align-items: flex-end; }
.composer textarea { flex: 1; resize: vertical; }

/* companies, billing, navigation groups */
.small { font-size: .85em; }
header .company { color: var(--muted); }
nav details > summary { cursor: pointer; list-style: none; }
nav details > summary::before { content: "▸ "; } nav details[open] > summary::before { content: "▾ "; }
nav .navfilter { margin: .2em 1em .4em; width: calc(100% - 2em); }
.billing .meter { height: .7em; background: var(--line); border-radius: 4px; overflow: hidden; margin: .4em 0; max-width: 480px; }
.billing .meter .bar { height: 100%; background: var(--ok); } .billing .meter .bar.warn { background: var(--warn); } .billing .meter .bar.full { background: var(--danger); }
.billing table.plans { width: auto; margin: .6em 0; } .billing tr.current td { background: var(--sel); }
.badge { margin-left: .5em; }