:root {
  --bg: #f4f6f9; --card: #fff; --text: #1d2733; --muted: #6b7785; --line: #dde3ea;
  --accent: #1f4e79; --accent-2: #2e6aa3; --sel: #e7f0fa; --bad: #b42318; --ok: #157347;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; font-size: 14px;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); }
body.has-selection main { padding-bottom: 90px; }
a { color: var(--accent-2); }
.top { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; padding: 10px 20px; background: var(--accent); color: #fff; }
.brand { font-weight: 700; font-size: 17px; }
.env { background: #f0b429; color: #222; border-radius: 4px; padding: 1px 6px; font-size: 11px; vertical-align: middle; }
.status { flex: 1; display: flex; gap: 14px; flex-wrap: wrap; font-size: 12.5px; opacity: .95; }
.status .bad { color: #ffd2cc; font-weight: 600; cursor: help; }
.actions { display: flex; gap: 8px; }
.actions form { margin: 0; }
main { padding: 16px 20px; max-width: 1500px; margin: 0 auto; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 8px; }
button, .btn { font: inherit; padding: 7px 14px; border-radius: 6px; border: 1px solid var(--line); background: #fff; color: var(--text); cursor: pointer; text-decoration: none; display: inline-block; }
button:disabled { opacity: .5; cursor: not-allowed; }
button.primary { background: var(--accent-2); color: #fff; border-color: var(--accent-2); }
button.ghost, .btn.ghost { background: transparent; }
.top button.ghost { color: #fff; border-color: rgba(255,255,255,.4); }
button.link { border: 0; background: none; padding: 0 4px; color: var(--accent-2); text-decoration: underline; }
input[type=text], input[type=search], input[type=date], input[type=password] {
  font: inherit; padding: 7px 9px; border: 1px solid var(--line); border-radius: 6px; width: 100%; background: #fff; }
label { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--muted); }
.flash { padding: 10px 14px; border-radius: 6px; margin-bottom: 12px; background: #e6f4ea; color: var(--ok); border: 1px solid #b7dfc3; }
.flash.err { background: #fdecea; color: var(--bad); border-color: #f5c2bd; }
.login { max-width: 340px; margin: 80px auto; padding: 24px; display: flex; flex-direction: column; gap: 14px; }
.login h1 { margin: 0; font-size: 20px; }
.filters { display: grid; grid-template-columns: 2fr 2fr 1fr 1fr 1fr 1fr auto; gap: 10px; padding: 12px; align-items: end; }
.filter-buttons { display: flex; gap: 6px; }
.num { text-align: right; }
.summary { display: flex; gap: 20px; flex-wrap: wrap; margin: 12px 2px; font-size: 13px; }
.muted, .sub { color: var(--muted); }
.sub { font-size: 11.5px; }
.table-wrap { overflow-x: auto; }
table.invoices { width: 100%; border-collapse: collapse; }
table.invoices th, table.invoices td { padding: 8px 10px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
table.invoices thead th { background: #f8fafc; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); position: sticky; top: 0; }
tr.inv { cursor: pointer; }
tr.inv:hover { background: #f8fafc; }
tr.inv.selected { background: var(--sel); }
.r { text-align: right !important; }
.nowrap { white-space: nowrap; }
.cur { color: var(--muted); font-size: 11px; }
.c-check, .c-exp { width: 28px; }
button.exp { border: 0; background: none; padding: 0 4px; font-size: 14px; color: var(--muted); }
a.sort { color: inherit; text-decoration: none; }
a.sort.active { color: var(--accent); }
a.sort.active.asc::after { content: " ▲"; }
a.sort.active.desc::after { content: " ▼"; }
.pending { color: #d68b00; margin-left: 4px; cursor: help; }
.empty { text-align: center; padding: 40px !important; color: var(--muted); }
tr.items-row > td { background: #fbfcfe; padding: 6px 10px 14px 66px !important; }
table.items { border-collapse: collapse; width: 100%; font-size: 12.5px; }
table.items th, table.items td { padding: 4px 8px; border-bottom: 1px solid var(--line); text-align: left; }
.pager { display: flex; gap: 14px; align-items: center; margin: 12px 2px; font-size: 13px; flex-wrap: wrap; }
.pager .per a { margin: 0 3px; }
.pager .per a.active { font-weight: 700; text-decoration: none; color: var(--text); }
.mail-log { padding: 8px 14px; font-size: 12.5px; margin-top: 10px; }
.mail-log li.bad { color: var(--bad); }
.sendbar { position: fixed; left: 0; right: 0; bottom: 0; display: none; gap: 10px; align-items: center; padding: 12px 20px;
  background: #fff; border-top: 2px solid var(--accent-2); box-shadow: 0 -4px 16px rgba(0,0,0,.08); }
body.has-selection .sendbar { display: flex; }
.sendbar input[name=email] { max-width: 340px; }
.sendbar input[name=note] { max-width: 420px; }
.sel-info { white-space: nowrap; }
@media (max-width: 1000px) {
  .filters { grid-template-columns: 1fr 1fr; }
  .sendbar { flex-wrap: wrap; }
  .sendbar input { max-width: none !important; }
}