:root {
  --ink: #1a1a2e;
  --muted: #6b7280;
  --border: #e5e7eb;
  --bg: #f9fafb;
  --card-bg: #ffffff;
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --danger: #dc2626;
  --success-bg: #ecfdf5;
  --success-text: #047857;
  --error-bg: #fef2f2;
  --error-text: #b91c1c;
  --warn-bg: #fffbeb;
  --warn-text: #92400e;
  --radius: 8px;
}

* { box-sizing: border-box; }

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

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

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 24px;
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
}

.brand { font-weight: 700; font-size: 1.1rem; color: var(--ink); }
.brand:hover { text-decoration: none; }

.topbar nav { display: flex; align-items: center; gap: 16px; font-size: 0.9rem; }
.user-info { color: var(--muted); }

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 32px 24px;
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  gap: 12px;
  flex-wrap: wrap;
}

h1 { font-size: 1.5rem; margin: 0 0 4px; }
h2 { font-size: 1.1rem; margin: 28px 0 12px; }

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
}

.card-narrow { max-width: 480px; }

.empty-state { text-align: center; }
.empty-state p { color: var(--muted); margin-bottom: 16px; }

form { display: flex; flex-direction: column; gap: 4px; }

label { font-size: 0.85rem; font-weight: 600; margin-top: 12px; color: var(--ink); }

input[type="text"], input[type="email"], input[type="password"], input[type="url"] {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.95rem;
  font-family: inherit;
}

input:focus { outline: 2px solid var(--primary); outline-offset: 1px; }

.btn, button {
  cursor: pointer;
  border: none;
  border-radius: 6px;
  padding: 10px 18px;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: inherit;
}

.btn-primary, button[type="submit"] {
  background: var(--primary);
  color: white;
  margin-top: 18px;
  display: inline-block;
  width: fit-content;
}
.btn-primary:hover, button[type="submit"]:hover { background: var(--primary-hover); text-decoration: none; }

.btn-danger {
  background: white;
  color: var(--danger);
  border: 1px solid var(--danger);
}
.btn-danger:hover { background: var(--error-bg); }

.btn-link { background: none; border: none; padding: 0; font-weight: 400; }
.btn-danger-link { color: var(--danger); font-size: 0.85rem; }
.btn-danger-link:hover { text-decoration: underline; }

.table { width: 100%; border-collapse: collapse; margin-bottom: 20px; }
.table th, .table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}
.table th { color: var(--muted); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; }

.muted { color: var(--muted); }

.ecart-negatif { color: var(--danger); font-weight: 600; }
.ecart-positif { color: var(--success-text); font-weight: 600; }

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge-ok { background: var(--success-bg); color: var(--success-text); }
.badge-warn { background: var(--warn-bg); color: var(--warn-text); }
.badge-pending { background: var(--bg); color: var(--muted); }

.detail-list { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; margin: 0; }
.detail-list dt { color: var(--muted); font-size: 0.85rem; }
.detail-list dd { margin: 0; }

.flash-list { margin-bottom: 20px; }
.flash {
  padding: 12px 16px;
  border-radius: 6px;
  margin-bottom: 8px;
  font-size: 0.9rem;
}
.flash-success { background: var(--success-bg); color: var(--success-text); }
.flash-error { background: var(--error-bg); color: var(--error-text); }
.flash-warning { background: var(--warn-bg); color: var(--warn-text); }