/* Styles de base */
:root {
  --card-bg: #ffffff;
  --card-border: #e5e7eb;
}
* { box-sizing: border-box; }
body { font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif; }

/***** Composants *****/
.kpi-card { background: var(--card-bg); border: 1px solid var(--card-border); border-radius: .75rem; padding: 1rem; box-shadow: 0 1px 2px rgba(0,0,0,.04); }
.kpi-label { font-size: .8rem; color: #64748b; }
.kpi-value { font-size: 1.4rem; font-weight: 600; }

.input { border: 1px solid #cbd5e1; border-radius: .5rem; padding: .5rem .75rem; }
.btn { background: #0f172a; color: white; border-radius: .5rem; padding: .5rem .9rem; }
.btn:hover { background: #0b1223; }
.btn-secondary { background: #e2e8f0; color: #0f172a; border-radius: .5rem; padding: .5rem .9rem; }
.btn-secondary:hover { background: #cbd5e1; }

/* Table */
#dataTable { border-collapse: collapse; width: 100%; }
#dataTable thead th { position: sticky; top: 0; background: #f8fafc; text-align: left; padding: .6rem .5rem; font-weight: 600; border-bottom: 1px solid #e2e8f0; cursor: pointer; }
#dataTable tbody td { padding: .55rem .5rem; border-bottom: 1px solid #f1f5f9; white-space: nowrap; }
#dataTable tbody tr:hover { background: #f8fafc; }

/* Prose simple */
.prose p { margin: .5rem 0; }
.prose ul { list-style: disc; margin-left: 1rem; }

/* Accessibilité visuelle */
:focus { outline: 2px solid #2563eb; outline-offset: 2px; }