:root {
  --ak-vert: #3ab54a;
  --ak-vert-fonce: #1e6b2e;
  --ak-vert-pale: #e8f5ea;
  --ak-orange: #e8920a;
  --ak-bg: #f4f6f4;
  --ak-blanc: #ffffff;
  --ak-texte: #2c2c2c;
  --ak-bordure: #dde5dd;
  --ak-sidebar-bg: #1e6b2e;
  --ak-sidebar-hover: #3ab54a;
  --ak-sidebar-active: #e8920a;
  --ak-sidebar-width: 245px;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  color: var(--ak-texte);
  background: radial-gradient(circle at top right, #f8fff9, var(--ak-bg));
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  overflow-x: hidden;
}

a {
  color: var(--ak-vert);
}

.btn-primary {
  background-color: var(--ak-vert);
  border-color: var(--ak-vert);
}

.btn-primary:hover {
  background-color: var(--ak-vert-fonce);
  border-color: var(--ak-vert-fonce);
}

.btn-warning {
  background-color: var(--ak-orange);
  border-color: var(--ak-orange);
  color: #fff;
}

.card {
  border: 1px solid var(--ak-bordure);
  border-radius: 14px;
  box-shadow: 0 4px 12px rgba(30, 107, 46, 0.08);
}

.card-header {
  background: linear-gradient(120deg, #eff9f0, #ffffff);
  border-bottom: 1px solid var(--ak-bordure);
  color: var(--ak-vert-fonce);
  font-weight: 600;
}

.ak-sidebar {
  width: var(--ak-sidebar-width);
  background: linear-gradient(170deg, #225f2f, #1a4f26);
  min-height: 100vh;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  display: flex;
  flex-direction: column;
}

.ak-sidebar .brand {
  padding: 1rem .9rem;
  border-bottom: 1px solid rgba(255, 255, 255, .16);
  display: flex;
  align-items: center;
  gap: .75rem;
}

.brand-badge {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(140deg, #4cd35f, #e8920a);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 1rem;
  font-weight: 700;
}

.ak-sidebar .brand span {
  color: #fff;
  font-size: .95rem;
  font-weight: 700;
  line-height: 1.2;
}

.ak-sidebar .nav-link {
  color: #fff;
  padding: .62rem .92rem;
  border-radius: 9px;
  margin: .15rem .5rem;
  font-size: .92rem;
  display: flex;
  align-items: center;
  gap: .55rem;
}

.ak-sidebar .nav-link:hover {
  background: var(--ak-sidebar-hover);
}

.ak-sidebar .nav-link.active {
  background: var(--ak-sidebar-active);
  font-weight: 600;
}

.ak-sidebar-footer {
  margin-top: auto;
  padding: .9rem;
  border-top: 1px solid rgba(255, 255, 255, .16);
}

.ak-topbar {
  background-color: var(--ak-blanc);
  border-bottom: 2px solid var(--ak-vert);
  margin-left: var(--ak-sidebar-width);
  padding: .7rem 1.15rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 99;
}

.ak-topbar-left {
  display: flex;
  align-items: center;
  gap: .7rem;
  min-width: 0;
}

.ak-content {
  margin-left: var(--ak-sidebar-width);
  padding: 1.2rem;
  min-height: 100vh;
}

.stat-card {
  border-radius: 14px;
  padding: 1rem;
  color: #fff;
}

.stat-card .stat-value {
  font-size: 1.6rem;
  font-weight: 700;
}

.stat-card .stat-label {
  font-size: .85rem;
  opacity: .88;
}

.table thead th {
  background: #1f6e2f;
  color: #fff;
  border: none;
  white-space: nowrap;
}

.ak-sidebar-backdrop {
  display: none;
}

.filter-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: .6rem;
}

@media (max-width: 991.98px) {
  .ak-sidebar {
    transform: translateX(-100%);
    transition: transform .2s ease;
    box-shadow: 0 12px 40px rgba(0, 0, 0, .25);
  }

  .ak-sidebar.is-open {
    transform: translateX(0);
  }

  .ak-sidebar-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, .4);
    opacity: 0;
    transition: opacity .18s ease;
    z-index: 95;
  }

  .ak-sidebar-backdrop.is-visible {
    opacity: 1;
  }

  .ak-topbar {
    margin-left: 0;
    padding: .55rem .75rem;
  }

  .ak-content {
    margin-left: 0;
    padding: .8rem;
  }

  .filter-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
}

@media (max-width: 575.98px) {
  .ak-topbar h5 {
    font-size: .95rem;
  }

  #ak-clock {
    font-size: .72rem;
  }

  .filter-grid {
    grid-template-columns: 1fr;
  }

  .stat-card .stat-value {
    font-size: 1.3rem;
  }
}