:root{
  --red:#C8102E; --ink:#1A1A1A; --soft:#6B7280; --hair:#E5E7EB;
  --panel:#F7F7F8; --redbg:#FBEAEC; --bg:#F2F3F5;
}
*{box-sizing:border-box}
body{margin:0;font-family:"Segoe UI",system-ui,Arial,sans-serif;color:var(--ink);
  background:var(--bg);font-size:14px;line-height:1.5}
a{color:var(--red);text-decoration:none}
a:hover{text-decoration:underline}
.muted{color:var(--soft)}
.container{max-width:1080px;margin:22px auto;padding:0 16px}

/* Topbar */
.topbar{background:#fff;border-bottom:2px solid var(--red)}
.topbar-inner{max-width:1080px;margin:0 auto;padding:10px 16px;display:flex;
  align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;font-size:18px}
.brand img{height:34px}
.topbar nav{display:flex;align-items:center;gap:16px}
.pagefoot{text-align:center;color:var(--soft);font-size:12px;padding:24px}

/* Buttons */
.btn{display:inline-block;padding:9px 14px;border-radius:7px;border:1px solid var(--hair);
  background:#fff;color:var(--ink);cursor:pointer;font-size:14px;font-weight:600;
  text-decoration:none}
.btn:hover{text-decoration:none;background:#fafafa}
.btn-primary{background:var(--red);border-color:var(--red);color:#fff}
.btn-primary:hover{background:#a50d25}
.btn-dark{background:var(--ink);border-color:var(--ink);color:#fff}
.btn-danger{background:#fff;border-color:#E2B4BB;color:#B00020}
.btn-danger:hover{background:#B00020;border-color:#B00020;color:#fff}
.btn-sm{padding:6px 10px;font-size:13px}
.btn-block{display:block;width:100%;text-align:center}

/* Cards & tables */
.card{background:#fff;border:1px solid var(--hair);border-radius:10px;padding:18px;
  margin-bottom:18px}
.card h2{margin:0 0 12px;font-size:16px}
table{width:100%;border-collapse:collapse}
th,td{padding:10px 10px;text-align:left;border-bottom:1px solid var(--hair);font-size:13.5px}
th{background:var(--ink);color:#fff;font-size:12px;font-weight:600}
tr:hover td{background:#fafbfc}
.t-right{text-align:right}
.t-center{text-align:center}
.amount{font-variant-numeric:tabular-nums;font-weight:600}
.amount.red{color:var(--red)}

/* Badges */
.badge{display:inline-block;padding:2px 9px;border-radius:20px;font-size:12px;font-weight:600}
.b-grey{background:#eceef1;color:#555}
.b-green{background:#E3F4E9;color:#1B7A3D}
.b-amber{background:#FFF1D6;color:#8A6D00}
.b-red{background:#FBE0E4;color:#B00020}
.b-blue{background:#E3EDFB;color:#1B4F9C}

/* Forms */
label{display:block;font-weight:600;margin:10px 0 4px;font-size:13px}
input[type=text],input[type=password],input[type=date],input[type=number],
select,textarea{width:100%;padding:9px 10px;border:1px solid var(--hair);
  border-radius:7px;font-size:14px;font-family:inherit}
textarea{min-height:90px;resize:vertical}
.row{display:flex;gap:16px;flex-wrap:wrap}
.row>div{flex:1;min-width:180px}
.alert{background:var(--redbg);color:var(--red);padding:10px 12px;border-radius:7px;
  margin:10px 0;font-weight:600}
.ok{background:#E3F4E9;color:#1B7A3D;padding:10px 12px;border-radius:7px;margin:10px 0}

/* KPI */
.kpis{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:18px}
.kpi{flex:1;min-width:160px;background:#fff;border:1px solid var(--hair);
  border-radius:10px;padding:14px 16px}
.kpi .v{font-size:24px;font-weight:700}
.kpi.red .v{color:var(--red)}
.kpi .l{color:var(--soft);font-size:12px;text-transform:uppercase;letter-spacing:.4px}

/* solde card */
.solde-card{background:var(--red);color:#fff;border-radius:10px;padding:16px 18px}
.solde-card .l{font-size:12px;color:#FFE0E4}
.solde-card .v{font-size:28px;font-weight:700}
.solde-card .s{font-size:12px;color:#FBD3D8}

.client-meta{color:var(--soft);font-size:13px}
.flex-between{display:flex;justify-content:space-between;align-items:flex-start;gap:18px;flex-wrap:wrap}
.actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:6px}
.copybox{width:100%;min-height:240px;font-family:Consolas,monospace;font-size:12.5px}

/* Login */
.login-body{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--bg)}
.login-card{background:#fff;border:1px solid var(--hair);border-radius:14px;padding:34px;
  width:340px;text-align:center;box-shadow:0 6px 24px rgba(0,0,0,.06)}
.login-logo{height:80px;margin-bottom:6px}
.login-card h1{margin:6px 0 0;font-size:22px}
.login-card input{margin:16px 0 12px}