:root{
  --brand:#1f4e78; --brand2:#2563eb; --ink:#1e293b; --muted:#64748b;
  --ok:#16a34a; --err:#dc2626; --warn:#b45309; --line:#e2e8f0; --soft:#f6f9fd;
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);background:#eef2f8}
body.centered{display:flex;align-items:center;justify-content:center;min-height:100vh}

/* Barre de navigation */
.topnav{display:flex;align-items:center;gap:20px;background:var(--brand);color:#fff;padding:12px 22px}
.topnav .brand{font-weight:700}
.topnav nav{display:flex;gap:16px}
.topnav nav a{color:#dbe6f5;text-decoration:none;font-size:14px;font-weight:500}
.topnav nav a:hover{color:#fff}
.topnav .userbox{margin-left:auto;display:flex;align-items:center;gap:14px;font-size:13px;color:#cfe0f3}
.topnav .logout{color:#fff;text-decoration:none;border:1px solid rgba(255,255,255,.4);padding:5px 10px;border-radius:8px}

.container{max-width:1100px;margin:28px auto;padding:0 22px}
.container.narrow{max-width:520px}
h1{color:var(--brand);font-size:23px;margin:0 0 6px}
h2{font-size:17px;color:var(--brand)}
.sub{color:var(--muted);font-size:14px;margin:0 0 18px}
.warn{color:var(--warn)}
.dim{color:var(--muted)}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}

/* Connexion */
.login-card{background:#fff;padding:34px;border-radius:16px;box-shadow:0 18px 50px rgba(15,23,42,.15);width:340px}
.login-card h1{margin-bottom:18px}

/* Cartes & formulaires */
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;margin:14px 0}
label{display:block;margin:0 0 14px;font-size:14px;color:var(--muted)}
input,select{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:9px;font:inherit;margin-top:5px}
.row-form{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.row-form input,.row-form select{width:auto;flex:1;min-width:140px;margin-top:0}
.inline{display:inline-flex;gap:6px;margin:0}
.inline input{margin-top:0}

button,.btn{font:inherit;cursor:pointer;border:0;border-radius:9px;padding:10px 16px;background:var(--brand2);
  color:#fff;font-weight:600;text-decoration:none;display:inline-block}
button:hover,.btn:hover{filter:brightness(1.06)}
button:disabled{opacity:.45;cursor:not-allowed}
.btn.ghost{background:#e8eef7;color:var(--brand)}
.btn.small,button.small{padding:6px 11px;font-size:13px}
button.danger{background:var(--err)}

/* Zone de dépôt */
.dropzone{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  border:2px dashed #c3d3e8;border-radius:14px;padding:46px 20px;text-align:center;cursor:pointer;
  background:var(--soft);transition:.15s}
.dropzone.over{border-color:var(--brand2);background:#eaf1fe}
.dz-icon{font-size:34px;color:var(--brand2)} .dz-text{color:var(--muted);font-size:14px;line-height:1.5}
.dz-file{font-size:13px;color:var(--brand);font-weight:600}
#submit{width:100%;margin-top:16px}
.loading{margin-top:12px;text-align:center;color:var(--muted)}

/* Tableaux */
.topbar{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:6px}
.actions{display:flex;gap:10px}
.search{margin:14px 0;max-width:360px}
table.grid{width:100%;border-collapse:collapse;font-size:14px;background:#fff;border-radius:12px;overflow:hidden}
table.grid thead th{text-align:left;background:var(--brand);color:#fff;padding:10px 12px}
table.grid td{padding:8px 12px;border-bottom:1px solid var(--line)}
table.grid tbody tr:nth-child(even){background:var(--soft)}
table.grid input{margin-top:0;min-width:180px}
.row-missing td{background:#fff7ed}
.actions-cell{display:flex;gap:10px;flex-wrap:wrap}
.dl{font-size:18px;text-decoration:none}
.status{font-size:13px;font-weight:600}
.status.ok{color:var(--ok)} .status.err{color:var(--err)}
.sticky-save{position:sticky;bottom:0;padding:14px 0;background:linear-gradient(transparent,#eef2f8 40%)}

/* Alertes */
.alert{padding:12px 14px;border-radius:10px;margin:12px 0;font-size:14px;background:#eef2f8}
.alert.ok{background:#ecfdf3;color:var(--ok);border:1px solid #bbf7d0}
.alert.err{background:#fef2f2;color:var(--err);border:1px solid #fecaca}

/* Module Cotisations — présentation en cartes */
.container-xl{max-width:1320px}
.year-pick label{margin:0;font-weight:600;color:var(--brand);white-space:nowrap}
.year-pick select{width:auto;margin-top:6px}

.toolbar{display:flex;gap:12px;align-items:center;margin:8px 0 18px;flex-wrap:wrap}
.toolbar .search{margin:0;flex:1;min-width:220px;max-width:420px}
.toolbar .btn{white-space:nowrap}

.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.cot-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px 18px;
  box-shadow:0 6px 18px rgba(15,23,42,.06);display:flex;flex-direction:column;gap:12px}
.cot-head{display:flex;justify-content:space-between;align-items:center;gap:10px}
.cot-name{font-weight:700;color:var(--brand);font-size:15px}
.cot-first{font-weight:500;color:var(--ink)}
.cot-code{background:#eef2f8;color:var(--brand);padding:3px 9px;border-radius:7px;font-size:12px;white-space:nowrap}

.cot-fields{display:grid;grid-template-columns:1fr 1fr;gap:10px 12px}
.cot-fields label{display:flex;flex-direction:column;gap:5px;margin:0;font-size:12px;color:var(--muted)}
.cot-fields input.num{width:100%;min-width:0;margin-top:0;text-align:right;font-variant-numeric:tabular-nums;
  padding:8px 10px;font-size:14px}

.cot-result{display:flex;justify-content:space-between;align-items:center;gap:10px;
  background:var(--soft);border-radius:10px;padding:10px 12px;font-size:13px}
.cell-due{font-variant-numeric:tabular-nums;color:var(--ink)}
.reg-badge{display:inline-block;padding:4px 10px;border-radius:999px;font-weight:700;font-size:13px}
.reg-debit{background:#fef2f2;color:var(--err)}
.reg-credit{background:#ecfdf3;color:var(--ok)}
.reg-eq{color:var(--muted);font-style:italic}

.cot-actions{display:flex;align-items:center;gap:10px}
.cot-actions .grow{flex:1}
.pdf-link{font-size:13px;text-decoration:none;color:var(--brand2);font-weight:600;white-space:nowrap}
.pdf-link:hover{text-decoration:underline}
.cot-actions .status{font-size:13px;font-weight:600}