:root {
  --bg: #f4f5f7;
  --surface: #ffffff;
  --border: #e4e6eb;
  --text: #1f2430;
  --text-muted: #6b7280;
  --primary: #2a6f6f;
  --primary-dark: #1f5555;
  --depense: #d9534f;
  --revenu: #2e9e6d;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(20, 20, 30, 0.06), 0 1px 2px rgba(20, 20, 30, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.5;
}

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

.topbar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 10;
}

.topbar .brand {
  font-weight: 700;
  font-size: 17px;
  color: var(--primary-dark);
  padding: 16px 0;
}

.topbar nav {
  display: flex;
  gap: 4px;
}

.topbar nav a {
  color: var(--text-muted);
  padding: 20px 12px;
  font-weight: 600;
  font-size: 14px;
  border-bottom: 2px solid transparent;
}

.topbar nav a:hover { color: var(--text); text-decoration: none; }
.topbar nav a.actif { color: var(--primary-dark); border-bottom-color: var(--primary); }

.topbar .deconnexion { font-size: 13px; color: var(--text-muted); }

main.conteneur {
  max-width: 1100px;
  margin: 0 auto;
  padding: 28px 24px 60px;
}

h1 { font-size: 22px; margin: 0 0 20px; }
h2 { font-size: 17px; margin: 0 0 14px; }

.flashs { margin-bottom: 18px; }
.flash {
  padding: 10px 14px;
  border-radius: var(--radius);
  margin-bottom: 8px;
  font-size: 14px;
}
.flash.succes { background: #e4f5ec; color: #1c6b46; }
.flash.erreur { background: #fbe7e6; color: #a3352f; }

.cartes-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px;
  margin-bottom: 26px;
}

.stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow);
}

.stat .label {
  font-size: 12.5px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}

.stat .valeur { font-size: 22px; font-weight: 700; }
.stat .valeur.depense { color: var(--depense); }
.stat .valeur.revenu { color: var(--revenu); }

.panneau {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px 22px;
  margin-bottom: 22px;
}

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); }
th { color: var(--text-muted); font-weight: 600; font-size: 12.5px; text-transform: uppercase; letter-spacing: 0.03em; }
th a { color: inherit; }
tr:last-child td { border-bottom: none; }
td.montant { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
td.montant.depense { color: var(--depense); }
td.montant.revenu { color: var(--revenu); }

.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 600;
  color: #fff;
}

.pastille { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 6px; }

form.filtre {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: end;
  margin-bottom: 18px;
}

.champ { display: flex; flex-direction: column; gap: 4px; }
.champ label { font-size: 12.5px; color: var(--text-muted); font-weight: 600; }

input, select, textarea {
  font-family: inherit;
  font-size: 14px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--surface);
  color: var(--text);
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primary); outline-offset: -1px; }

.btn {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 7px;
  border: none;
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
}
.btn:hover { background: var(--primary-dark); text-decoration: none; }
.btn.secondaire { background: var(--surface); color: var(--text); border: 1px solid var(--border); }
.btn.secondaire:hover { background: #eef0f3; }
.btn.danger { background: var(--depense); }
.btn.danger:hover { background: #b8403c; }
.btn.small { padding: 4px 10px; font-size: 12.5px; }

.form-grille {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  align-items: end;
}

.barre-categorie {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}
.barre-categorie .nom { width: 170px; font-size: 13.5px; flex-shrink: 0; }
.barre-categorie .piste { flex: 1; background: #eef0f3; border-radius: 5px; height: 10px; overflow: hidden; }
.barre-categorie .remplissage { height: 100%; border-radius: 5px; }
.barre-categorie .valeur { width: 90px; text-align: right; font-size: 13px; font-variant-numeric: tabular-nums; flex-shrink: 0; }

.grille-cartes {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

.carte-credit {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 20px;
}
.carte-credit h3 { margin: 0 0 4px; font-size: 16px; }
.carte-credit .banque { color: var(--text-muted); font-size: 13px; margin-bottom: 12px; }
.carte-credit .ligne { display: flex; justify-content: space-between; font-size: 14px; margin-bottom: 6px; }
.carte-credit .ligne .label { color: var(--text-muted); }
.carte-credit .taux { color: var(--depense); font-weight: 700; }
.carte-credit .actions { margin-top: 14px; display: flex; gap: 8px; }
.jauge { background: #eef0f3; border-radius: 5px; height: 8px; overflow: hidden; margin: 8px 0 12px; }
.jauge .remplissage { height: 100%; background: var(--depense); }

main.conteneur.sans-padding { padding: 0; max-width: none; }

.page-connexion {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
}
.boite-connexion {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 32px 30px;
  width: 320px;
}
.boite-connexion h1 { text-align: center; margin-bottom: 4px; }
.boite-connexion .sous-titre { text-align: center; color: var(--text-muted); font-size: 13.5px; margin-bottom: 22px; }
.boite-connexion input { width: 100%; margin-bottom: 14px; }
.boite-connexion .btn { width: 100%; }

.muted { color: var(--text-muted); font-size: 13.5px; }
.vide { color: var(--text-muted); font-style: italic; padding: 20px 0; text-align: center; }

.plan-resume { display: flex; gap: 24px; flex-wrap: wrap; margin: 16px 0 22px; }
.plan-resume .item { min-width: 140px; }
.plan-resume .item .label { font-size: 12.5px; color: var(--text-muted); text-transform: uppercase; margin-bottom: 4px; }
.plan-resume .item .valeur { font-size: 19px; font-weight: 700; }

.tableau-scroll { overflow-x: auto; }