:root {
  --navy: #002060;
  --navy-dark: #0b1d35;
  --gold: #c9a84c;
  --grey-bg: #f4f6f9;
  --card-bg: #ffffff;
  --border: #e2e6ec;
  --text: #1a1f2e;
  --muted: #6b7280;
  --green: #1a6b3c;
  --red: #b00020;
  --amber: #925a0e;
  font-family: -apple-system, "Segoe UI", Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--grey-bg);
  color: var(--text);
  font-family: -apple-system, "Segoe UI", Arial, sans-serif;
  font-size: 14px;
}

.layout { display: flex; min-height: 100vh; }

.sidebar {
  width: 230px;
  background: var(--navy-dark);
  color: #fff;
  display: flex;
  flex-direction: column;
  padding: 20px 0;
  flex-shrink: 0;
}

.sidebar .brand {
  padding: 0 20px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 16px;
}
.sidebar .brand .name { font-weight: 700; font-size: 15px; letter-spacing: .5px; }
.sidebar .brand .sub { color: var(--gold); font-size: 11px; margin-top: 2px; }

.sidebar nav a {
  display: block;
  padding: 11px 20px;
  color: #cfd8e6;
  text-decoration: none;
  font-size: 13.5px;
  border-left: 3px solid transparent;
}
.sidebar nav a:hover { background: rgba(255,255,255,0.06); color: #fff; }
.sidebar nav a.active { background: rgba(255,255,255,0.08); color: #fff; border-left-color: var(--gold); font-weight: 600; }

.status-box {
  margin-top: auto;
  padding: 14px 20px;
  font-size: 12px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.status-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; background: #888; }
.status-dot.online { background: #2ecc71; box-shadow: 0 0 6px #2ecc71; }
.status-dot.offline { background: #e74c3c; }

.main { flex: 1; padding: 26px 34px; max-width: 1400px; }

.page-title { font-size: 21px; font-weight: 700; margin: 0 0 4px; color: var(--navy-dark); }
.page-sub { color: var(--muted); font-size: 13px; margin-bottom: 22px; }

.flash { padding: 10px 16px; border-radius: 6px; margin-bottom: 16px; font-size: 13.5px; }
.flash.success { background: #e6f4ea; color: var(--green); border: 1px solid #b6e2c3; }
.flash.error { background: #fdecea; color: var(--red); border: 1px solid #f3c1c1; }

.grid { display: grid; gap: 16px; }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 20px;
}
.card h3 { margin: 0 0 14px; font-size: 14.5px; color: var(--navy-dark); }

.stat-tile .label { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .4px; }
.stat-tile .value { font-size: 25px; font-weight: 700; color: var(--navy-dark); margin-top: 4px; }
.stat-tile .value.green { color: var(--green); }
.stat-tile .value.red { color: var(--red); }
.stat-tile .value.gold { color: var(--amber); }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: 11.5px; text-transform: uppercase; letter-spacing: .3px; }
tr:hover td { background: #fafbfd; }
table.compact td, table.compact th { padding: 6px 8px; }

a { color: var(--navy); text-decoration: none; }
a:hover { text-decoration: underline; }

.btn {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 6px;
  background: var(--navy);
  color: #fff !important;
  border: none;
  font-size: 13px;
  cursor: pointer;
  text-decoration: none;
}
.btn:hover { background: #001845; text-decoration: none; }
.btn.secondary { background: #fff; color: var(--navy) !important; border: 1px solid var(--navy); }
.btn.gold { background: var(--gold); color: #2b2308 !important; }
.btn.small { padding: 5px 11px; font-size: 12px; }
.btn.danger { background: var(--red); }

.badge { display: inline-block; padding: 2px 9px; border-radius: 20px; font-size: 11px; font-weight: 600; }
.badge.New { background: #eef1f6; color: #555; }
.badge.Quoted { background: #e8eefc; color: #2952cc; }
.badge.Approved { background: #e6f0ff; color: #1a56db; }
.badge.In-Progress, .badge.In { background: #fff4e0; color: var(--amber); }
.badge.Delivered { background: #e9f7ee; color: #1a8a4a; }
.badge.Invoiced { background: #f3e9fc; color: #7b2fcc; }
.badge.Partially-Paid, .badge.Partially { background: #fff0e0; color: #c9740b; }
.badge.Paid { background: #e6f4ea; color: var(--green); }
.badge.Completed { background: #dff3e6; color: var(--green); }
.badge.Cancelled { background: #fdecea; color: var(--red); }

form.inline { display: inline; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 16px; }
.form-grid.cols-1 { grid-template-columns: 1fr; }
.form-grid.cols-3 { grid-template-columns: 1fr 1fr 1fr; }
.field { display: flex; flex-direction: column; gap: 4px; }
.field label { font-size: 12px; color: var(--muted); font-weight: 600; }
.field input, .field select, .field textarea {
  padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px; font-size: 13.5px; font-family: inherit;
}
.field textarea { resize: vertical; }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 18px; }
.tabs a { padding: 9px 16px; font-size: 13px; color: var(--muted); border-bottom: 2px solid transparent; }
.tabs a.active { color: var(--navy); border-bottom-color: var(--navy); font-weight: 600; }

.section { margin-bottom: 26px; }
.section-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.section-head h3 { margin: 0; }

.item-table input { width: 100%; border: 1px solid var(--border); border-radius: 4px; padding: 5px 6px; font-size: 12.5px; }
.item-table td { padding: 4px 5px; }
.muted { color: var(--muted); }
.right { text-align: right; }
.center { text-align: center; }

.doc-list { list-style: none; margin: 0; padding: 0; }
.doc-list li { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.doc-list li:last-child { border-bottom: none; }
.doc-actions a { margin-left: 10px; font-size: 12px; }
.doc-actions form { margin-left: 10px; }
.doc-actions form .btn.small { padding: 3px 9px; font-size: 11.5px; }

.empty-state { color: var(--muted); font-size: 13px; padding: 20px 0; text-align: center; }

.modal-overlay { display: none; position: fixed; inset: 0; background: rgba(10,15,30,0.45); align-items: center; justify-content: center; z-index: 50; }
.modal-overlay.open { display: flex; }
.modal { background: #fff; border-radius: 10px; padding: 22px 26px; width: 520px; max-width: 92vw; max-height: 88vh; overflow-y: auto; }
.modal h3 { margin-top: 0; }
.modal-close { float: right; cursor: pointer; color: var(--muted); font-size: 18px; }