/* ---------- Fonts ---------- */
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color: #212529;
  background-color: #f8f9fa;
  margin: 0;
  padding: 0;
}

/* ---------- Container ---------- */
.container {
  max-width: 1140px;
  margin: auto;
  padding: 0 1rem;
}

/* ---------- Grid (row + col) ---------- */
.row {
  display: flex;
  flex-wrap: wrap;
  margin-right: -1rem;
  margin-left: -1rem;
}

.col {
  position: relative;
  width: 100%;
  padding-right: 1rem;
  padding-left: 1rem;
  flex: 0 0 auto;
  box-sizing: border-box;
}

/* Colonne responsive */
@media (min-width: 576px) {
  .col-sm-6 { flex: 0 0 50%; }
}

@media (min-width: 768px) {
  .col-md-4 { flex: 0 0 33.33333%; }
}

@media (min-width: 992px) {
  .col-lg-3 { flex: 0 0 25%; }
}

@media (max-width: 575.98px) {
  .col-sm-6 { flex: 0 0 100%; }
}

@media (max-width: 767.98px) {
  .col-md-4 { flex: 0 0 50%; }
}

@media (max-width: 991.98px) {
  .col-lg-3 { flex: 0 0 33.33%; }
}

/* ---------- Cards ---------- */
.card {
  background-color: #fff;
  border: 1px solid #dee2e6;
  border-radius: 0.375rem; /* 6px */
  box-shadow: 0 0.125rem 0.25rem rgba(0,0,0,0.075);
  margin-bottom: 1rem;
  overflow: hidden;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 0.25rem 0.5rem rgba(0,0,0,0.1);
}

.card-body {
  padding: 1rem;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  font-weight: 400;
  text-align: center;
  color: #fff;
  text-decoration: none;
  padding: 0.375rem 0.75rem;
  border-radius: 0.375rem;
  cursor: pointer;
  border: none;
  font-size: 1rem;
  line-height: 1.5;
}

.btn-primary {
  background-color: #0d6efd;
}

.btn-primary:hover {
  background-color: #0b5ed7;
}

/* ---------- Headings ---------- */
.h1, h1 { font-size: 2.5rem; font-weight: 500; margin-bottom: 1rem; }
.h2, h2 { font-size: 2rem; font-weight: 500; margin-bottom: 0.75rem; }
.h3, h3 { font-size: 1.75rem; font-weight: 500; margin-bottom: 0.5rem; }

/* ---------- Text ---------- */
.text-center { text-align: center; }
.fw-bold { font-weight: 700; }

/* ---------- Spacing ---------- */
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }

.p-1 { padding: 0.25rem; }
.p-2 { padding: 0.5rem; }
.p-3 { padding: 1rem; }
.p-4 { padding: 1.5rem; }

/* ---------- Misc ---------- */
a { color: #0d6efd; text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Document Detail Section ---------- */
.document-detail {
  background-color: #f9f9f9;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.document-detail p {
  margin: 10px 0;
}

.document-detail a {
  color: #0d6efd;
}

.document-detail a:hover {
  text-decoration: underline;
}

/* ---------- Footer Styles ---------- */
footer {
  background-color: #333;
  color: #fff;
  text-align: center;
  padding: 20px 0;
  font-size: 1rem;
  position: fixed;
  width: 100%;
  bottom: 0;
}