:root {
  --dark: #1F3864;
  --med: #2E75B6;
  --light: #D6E4F0;
  --gray: #F2F2F2;
  --border: #d7dde6;
  --ok: #2e7d32;
  --warn: #c9a227;
  --bad: #c62828;
  --muted: #6b7280;
}
* { box-sizing: border-box; }
body {
  margin: 0; font-family: 'Segoe UI', Calibri, system-ui, sans-serif;
  color: #1f2733; background: #eef1f6; font-size: 14px;
}
a { color: var(--med); text-decoration: none; }
a:hover { text-decoration: underline; }

.layout { display: flex; min-height: 100vh; }
.sidebar {
  width: 220px; background: var(--dark); color: #cfe0f5; flex-shrink: 0;
  display: flex; flex-direction: column;
}
.sidebar .brand { padding: 18px 16px; font-size: 16px; font-weight: 700; color: #fff;
  border-bottom: 1px solid rgba(255,255,255,.12); }
.sidebar .brand small { display: block; font-size: 11px; font-weight: 400; color: #9bbce0; }
.sidebar nav a {
  display: block; padding: 11px 16px; color: #cfe0f5; border-left: 3px solid transparent;
}
.sidebar nav a:hover { background: rgba(255,255,255,.06); text-decoration: none; }
.sidebar nav a.active { background: rgba(255,255,255,.10); border-left-color: var(--med); color: #fff; }
.sidebar .spacer { flex: 1; }
.sidebar .who { padding: 12px 16px; font-size: 12px; border-top: 1px solid rgba(255,255,255,.12); }

.main { flex: 1; padding: 22px 28px; max-width: 1200px; }
h1 { font-size: 22px; margin: 0 0 18px; color: var(--dark); }
h2 { font-size: 17px; color: var(--dark); margin: 22px 0 10px; }

.card { background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 18px; margin-bottom: 18px; }

table.list { width: 100%; border-collapse: collapse; background: #fff;
  border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
table.list th { background: var(--gray); text-align: left; padding: 10px 12px; font-size: 12px;
  color: var(--muted); text-transform: uppercase; letter-spacing: .03em; }
table.list td { padding: 10px 12px; border-top: 1px solid var(--border); }
table.list tr:hover td { background: #f8fafd; }

.btn { display: inline-block; padding: 8px 14px; border-radius: 6px; border: 1px solid var(--med);
  background: var(--med); color: #fff; cursor: pointer; font-size: 14px; }
.btn:hover { background: #255f97; text-decoration: none; }
.btn.sec { background: #fff; color: var(--med); }
.btn.sec:hover { background: var(--light); }
.btn.danger { background: var(--bad); border-color: var(--bad); }
.btn.sm { padding: 4px 9px; font-size: 12px; }
.btn.ghost { background: transparent; border-color: var(--border); color: #444; }

label { display: block; font-size: 13px; font-weight: 600; margin: 12px 0 4px; color: #2a3340; }
input[type=text], input[type=password], input[type=number], input[type=email],
input[type=date], select, textarea {
  width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px;
  font-size: 14px; font-family: inherit; background: #fff;
}
textarea { min-height: 80px; resize: vertical; }
.row { display: flex; gap: 16px; flex-wrap: wrap; }
.row > .col { flex: 1; min-width: 180px; }
.inline { display: flex; align-items: center; gap: 8px; }
.inline input[type=checkbox] { width: auto; }
.inline label { margin: 0; }

.flash { padding: 10px 14px; border-radius: 6px; margin-bottom: 16px; }
.flash.ok { background: #e7f5e9; color: var(--ok); border: 1px solid #b6dcb9; }
.flash.err { background: #fdecea; color: var(--bad); border: 1px solid #f3b9b3; }

.badge { display: inline-block; padding: 2px 9px; border-radius: 12px; font-size: 11px; font-weight: 600; }
.badge.draft { background: #eceff3; color: #555; }
.badge.sent { background: #e3effb; color: var(--med); }
.badge.viewed { background: #fff5d6; color: #8a6d00; }
.badge.accepted { background: #e7f5e9; color: var(--ok); }
.badge.rejected { background: #fdecea; color: var(--bad); }
.badge.expired { background: #eceff3; color: #999; }
.badge.lock { background: #f0e6f6; color: #6a1b9a; }

.muted { color: var(--muted); font-size: 12px; }
.toolbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; gap: 12px; }
.toolbar form { display: flex; gap: 8px; }
.toolbar input[type=text] { width: 260px; }

.login-wrap { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-box { width: 340px; }

.item-row { display: flex; gap: 8px; margin-bottom: 8px; align-items: start; }
.item-row .grow { flex: 1; }
.item-row input { margin: 0; }
.w-qty { width: 70px; } .w-price { width: 110px; }