:root {
  --bg: #f4f6f9; --card: #fff; --text: #1d2430; --muted: #657083; --line: #dfe3ea;
  --brand: #1d4e89; --brand-2: #e8eef6; --ok: #1f7a4d; --ok-bg: #e5f4ec; --err: #b00020; --err-bg: #fbe9ec; --warn: #8a5a00; --warn-bg: #fff4dc;
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--brand); }
header.top { background: var(--brand); color: #fff; }
header.top .in { max-width: 1150px; margin: 0 auto; padding: 0 16px; display: flex; align-items: center; gap: 18px; flex-wrap: wrap; min-height: 56px; }
header.top .logo { font-weight: 700; font-size: 17px; color: #fff; text-decoration: none; white-space: nowrap; }
header.top nav { display: flex; gap: 2px; flex-wrap: wrap; flex: 1; }
header.top nav a { color: #dce7f5; text-decoration: none; padding: 6px 10px; border-radius: 6px; font-size: 14px; }
header.top nav a.on, header.top nav a:hover { background: rgba(255,255,255,.15); color: #fff; }
header.top form { margin: 0; }
header.top .link { background: none; border: 0; color: #dce7f5; cursor: pointer; font: inherit; font-size: 14px; }
main { max-width: 1150px; margin: 0 auto; padding: 22px 16px 60px; }
main.narrow { max-width: 820px; }
h1 { font-size: 24px; margin: 0 0 16px; }
h2 { font-size: 18px; margin: 0 0 12px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 18px; margin-bottom: 18px; }
.grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.stats { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); margin-bottom: 18px; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px; }
.stat b { display: block; font-size: 22px; }
.stat span { color: var(--muted); font-size: 13px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row.between { justify-content: space-between; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.right { text-align: right; }
.nowrap { white-space: nowrap; }
.pre { white-space: pre-line; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); font-weight: 600; }
td.num, th.num { text-align: right; white-space: nowrap; }
.table-wrap { overflow-x: auto; }
.btn, button.btn { display: inline-block; background: var(--brand); color: #fff; border: 1px solid var(--brand); padding: 7px 14px; border-radius: 7px; text-decoration: none; cursor: pointer; font: inherit; font-size: 14px; }
.btn.sec { background: #fff; color: var(--brand); }
.btn.danger { background: #fff; color: var(--err); border-color: #e3b3bb; }
.btn.sm { padding: 3px 9px; font-size: 13px; }
form.inline { display: inline; margin: 0; }
label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 4px; }
input, select, textarea { width: 100%; padding: 8px 10px; border: 1px solid #c9d0db; border-radius: 7px; font: inherit; background: #fff; color: var(--text); }
input[type=checkbox] { width: auto; }
textarea { min-height: 80px; }
textarea.code { font-family: Consolas, monospace; font-size: 13px; min-height: 520px; }
.fields { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); margin-bottom: 14px; }
.fields .full { grid-column: 1 / -1; }
.check { display: flex; gap: 8px; align-items: center; color: var(--text); font-size: 14px; }
.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; }
.flash.ok { background: var(--ok-bg); color: var(--ok); }
.flash.err { background: var(--err-bg); color: var(--err); }
.badge { display: inline-block; padding: 1px 8px; border-radius: 99px; font-size: 12px; font-weight: 600; background: #eef0f4; color: var(--muted); white-space: nowrap; }
.badge.signe, .badge.encaisse, .badge.recu, .badge.paye { background: var(--ok-bg); color: var(--ok); }
.badge.a_signer, .badge.a_encaisser, .badge.du { background: var(--warn-bg); color: var(--warn); }
.badge.annule, .badge.refuse, .badge.retard { background: var(--err-bg); color: var(--err); }
.contrat-doc { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 28px 32px; font-family: Georgia, "Times New Roman", serif; font-size: 15.5px; }
.contrat-doc h1 { text-align: center; font-size: 22px; }
.contrat-doc h2 { color: var(--brand); font-size: 17px; margin-top: 8px; }
.contrat-doc hr { border: 0; border-top: 1px solid var(--line); margin: 18px 0; }
.sigpad { border: 2px dashed #9fb0c8; border-radius: 8px; background: #fff; width: 100%; height: 180px; touch-action: none; display: block; }
.copy { display: flex; gap: 8px; }
.copy input { font-family: Consolas, monospace; font-size: 13px; }
.login { max-width: 380px; margin: 60px auto; }
.empty { color: var(--muted); padding: 16px 0; }
details summary { cursor: pointer; color: var(--brand); }
@media (max-width: 640px) {
  .contrat-doc { padding: 18px 16px; }
  th, td { padding: 7px 6px; }
  h1 { font-size: 21px; }
}
@media print { header.top, .noprint { display: none; } body { background: #fff; } }