:root {
  --blue: #2563F6; --ink: #1d1d1f; --muted: #6b6f76; --line: #e3e5e9;
  --bg: #f7f8fa; --card: #ffffff;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: -apple-system, "Segoe UI", Roboto, sans-serif;
       color: var(--ink); background: var(--bg); }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
code { background: #eef1f6; padding: 1px 5px; border-radius: 4px; font-size: 12px; }

.topbar { display: flex; align-items: center; gap: 24px; padding: 12px 24px;
          background: var(--card); border-bottom: 1px solid var(--line); }
.topbar .brand { font-weight: 700; font-size: 18px; color: var(--blue); }
.topbar nav { display: flex; gap: 18px; }
.topbar nav a { color: var(--ink); }
.topbar .logout { margin-left: auto; color: var(--muted); }

.wrap { max-width: 980px; margin: 24px auto; padding: 0 24px; }
.page-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
h1 { font-size: 22px; margin: 0; }
h3 { margin: 18px 0 8px; }
h4 { margin: 12px 0 6px; font-size: 14px; }
.muted { color: var(--muted); }
.small { font-size: 12px; }

.grid { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.grid th, .grid td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--line); }
.grid thead th { background: #f1f3f7; font-size: 12px; color: var(--muted); }
.grid tr:last-child td { border-bottom: 0; }
.grid .num, td.num, th.num { text-align: right; }
.grid.lines input { width: 100%; }
tr.total td { font-weight: 700; background: #f7f9ff; }

.btn { display: inline-block; padding: 8px 14px; border: 1px solid var(--line);
       background: var(--card); border-radius: 8px; cursor: pointer; font-size: 14px; color: var(--ink); }
.btn:hover { border-color: #c7ccd6; text-decoration: none; }
.btn.primary { background: var(--blue); color: #fff; border-color: var(--blue); }
.btn.danger { color: #a32d2d; border-color: #f0caca; }
.actions { margin-top: 16px; display: flex; gap: 10px; }

.form .row { display: flex; gap: 14px; flex-wrap: wrap; }
.form label, .stack label { display: flex; flex-direction: column; font-size: 13px; color: var(--muted); gap: 4px; margin: 6px 0; flex: 1; }
input, select { padding: 7px 9px; border: 1px solid var(--line); border-radius: 7px; font-size: 14px; color: var(--ink); background: #fff; }
input:focus, select:focus { outline: 2px solid #cdddff; border-color: var(--blue); }
.stack { display: flex; flex-direction: column; gap: 6px; margin: 10px 0; }
.stack input { width: 100%; }

.cols { display: flex; gap: 20px; align-items: flex-start; flex-wrap: wrap; }
.cols .card { flex: 1; min-width: 300px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 16px; margin-bottom: 16px; }

dl.kv { display: grid; grid-template-columns: 130px 1fr; gap: 4px 12px; font-size: 14px; margin: 0 0 12px; }
dl.kv dt { color: var(--muted); }
dl.kv dd { margin: 0; }

.pill { font-size: 11px; padding: 2px 8px; border-radius: 999px; text-transform: uppercase; letter-spacing: .04em; background: #eef1f6; color: var(--muted); }
.pill.issued { background: #e6f1fb; color: #0c447c; }
.pill.fiscalized { background: #e1f5ee; color: #0f6e56; }
.pill.paid { background: #eaf3de; color: #27500a; }
.pill.void { background: #fcebeb; color: #791f1f; }
.pill.draft { background: #f1efe8; color: #5f5e5a; }
.pill.signed { background: #ede9fe; color: #5b21b6; }

.login-body { display: flex; min-height: 100vh; align-items: center; justify-content: center; }
.login-card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 28px; width: 320px; display: flex; flex-direction: column; gap: 6px; }
.login-brand { font-size: 24px; font-weight: 700; color: var(--blue); text-align: center; margin-bottom: 12px; }
.login-card button { margin-top: 14px; padding: 9px; background: var(--blue); color: #fff; border: 0; border-radius: 8px; cursor: pointer; }
.error { background: #fcebeb; color: #791f1f; padding: 8px 10px; border-radius: 8px; font-size: 13px; }

/* additions: catalog CRUD, import, frozen note */
.linkbtn { background: none; border: 0; color: #a32d2d; cursor: pointer; font-size: 14px; padding: 0; }
.linkbtn:hover { text-decoration: underline; }
.ok { background: #eaf3de; color: #27500a; padding: 8px 10px; border-radius: 8px; font-size: 13px; margin-bottom: 12px; }
.check { flex-direction: row !important; align-items: center; gap: 8px; }
textarea { width: 100%; padding: 8px 9px; border: 1px solid var(--line); border-radius: 7px; font-family: ui-monospace, monospace; font-size: 12px; }
.note { font-size: 12px; color: var(--muted); margin-top: 8px; }

.linkbtn.copy { color: var(--blue); }
input[readonly] { background: #f1f3f7 !important; color: var(--muted) !important; }

.banner { padding: 10px 24px; font-size: 13px; text-align: center; }
.banner.warn { background: #fef3c7; color: #92400e; border-bottom: 1px solid #fde68a; }