/* ============================================================
   KennisPlein – Stylesheet
   Kleurenpalet: groen (kennis), paars (community), warm wit
   ============================================================ */

:root {
  --kp-green:      #1a7a4a;
  --kp-green-light:#e8f5ee;
  --kp-green-mid:  #2d9e64;
  --kp-purple:     #5b3b8c;
  --kp-purple-light:#f0eafa;
  --kp-warm:       #f9f6f0;
  --kp-text:       #2c2c2c;
  --kp-muted:      #6b7280;
  --kp-border:     #e2e8e4;
  --kp-shadow:     0 2px 12px rgba(26,122,74,.1);
  --kp-radius:     12px;
  --kp-radius-sm:  8px;
}

/* --- Reset & base --- */
*, *::before, *::after { box-sizing: border-box; }

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--kp-warm);
  color: var(--kp-text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--kp-green); }
a:hover { color: var(--kp-green-mid); }

/* --- Navigatie --- */
.kp-navbar {
  background: var(--kp-green) !important;
  padding: .6rem 1.5rem;
  box-shadow: 0 2px 8px rgba(0,0,0,.15);
}

.kp-brand {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -.3px;
}

.kp-logo { font-size: 1.4rem; }

.kp-tagline {
  font-size: .65rem;
  opacity: .75;
  font-weight: 400;
  margin-left: .5rem;
  letter-spacing: .05em;
  vertical-align: middle;
}

.navbar-nav .nav-link {
  padding: .5rem .9rem;
  border-radius: 8px;
  transition: background .15s;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  background: rgba(255,255,255,.15);
}

.kp-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255,255,255,.25);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: .85rem;
}

.kp-notif-menu { min-width: 280px; }

/* --- Knoppen --- */
.btn-kp {
  background: var(--kp-green);
  color: #fff;
  border: none;
  border-radius: var(--kp-radius-sm);
  padding: .45rem 1.2rem;
  font-weight: 600;
  transition: background .15s, transform .1s;
}
.btn-kp:hover { background: var(--kp-green-mid); color: #fff; transform: translateY(-1px); }

.btn-kp-outline {
  border: 2px solid var(--kp-green);
  color: var(--kp-green);
  background: transparent;
  border-radius: var(--kp-radius-sm);
  padding: .45rem 1.2rem;
  font-weight: 600;
  transition: all .15s;
}
.btn-kp-outline:hover { background: var(--kp-green); color: #fff; }

.btn-kp-purple {
  background: var(--kp-purple);
  color: #fff;
  border: none;
  border-radius: var(--kp-radius-sm);
  padding: .45rem 1.2rem;
  font-weight: 600;
}
.btn-kp-purple:hover { background: #4a2e78; color: #fff; }

/* --- Kaarten --- */
.kp-card {
  background: #fff;
  border-radius: var(--kp-radius);
  border: 1px solid var(--kp-border);
  box-shadow: var(--kp-shadow);
  overflow: hidden;
  transition: transform .2s, box-shadow .2s;
}

/* Alleen in grid-context volledige hoogte */
.row .kp-card { height: 100%; }
/* Detail/dashboard pagina: auto hoogte */
.col-lg-8 .kp-card,
.col-lg-4 .kp-card { height: auto; }

.kp-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 24px rgba(26,122,74,.15);
}

.kp-card-header {
  background: var(--kp-green-light);
  border-bottom: 1px solid var(--kp-border);
  padding: 1rem 1.25rem;
  font-weight: 600;
}

.kp-card-body { padding: 1.25rem; }

/* --- Cursus kaarten --- */
.course-card { display: flex; flex-direction: column; }
.course-card-img { height: 160px; object-fit: cover; width: 100%; background: var(--kp-green-light); }
.course-card-img-placeholder {
  height: 160px;
  background: linear-gradient(135deg, var(--kp-green-light), #d0f0e0);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}
.course-card-body { flex: 1; padding: 1.1rem; }
.course-card-footer { padding: .8rem 1.1rem; background: #fafafa; border-top: 1px solid var(--kp-border); }
.course-card .badge { font-size: .7em; }

/* --- Dashboard statistieken --- */
.kp-stat-card {
  background: #fff;
  border-radius: var(--kp-radius);
  border: 1px solid var(--kp-border);
  padding: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.2rem;
  box-shadow: var(--kp-shadow);
}

.kp-stat-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  flex-shrink: 0;
}

.kp-stat-icon.green  { background: var(--kp-green-light); color: var(--kp-green); }
.kp-stat-icon.purple { background: var(--kp-purple-light); color: var(--kp-purple); }
.kp-stat-icon.blue   { background: #e8f0ff; color: #2563eb; }
.kp-stat-icon.orange { background: #fff3e8; color: #ea7a1a; }

.kp-stat-value { font-size: 2rem; font-weight: 700; line-height: 1; }
.kp-stat-label { color: var(--kp-muted); font-size: .85rem; margin-top: .25rem; }

/* --- Hoofdinhoud --- */
.kp-main { flex: 1; }

/* --- Pagina titels --- */
.kp-page-header {
  background: linear-gradient(135deg, var(--kp-green), var(--kp-green-mid));
  color: #fff;
  padding: 2.5rem;
  border-radius: var(--kp-radius);
  margin-bottom: 2rem;
  position: relative;
  overflow: hidden;
}

.kp-page-header::after {
  content: '';
  position: absolute;
  right: -60px;
  top: -60px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgba(255,255,255,.08);
}

.kp-page-header h1 { font-size: 1.8rem; font-weight: 700; margin: 0 0 .3rem; }
.kp-page-header p  { opacity: .85; margin: 0; }

/* --- Sidebar layout --- */
.kp-sidebar {
  background: #fff;
  border-radius: var(--kp-radius);
  border: 1px solid var(--kp-border);
  padding: 1rem 0;
  box-shadow: var(--kp-shadow);
}

.kp-sidebar .nav-link {
  color: var(--kp-text);
  padding: .6rem 1.25rem;
  border-radius: 0;
  display: flex;
  align-items: center;
  gap: .6rem;
  font-size: .95rem;
}

.kp-sidebar .nav-link:hover,
.kp-sidebar .nav-link.active {
  background: var(--kp-green-light);
  color: var(--kp-green);
}

/* --- Voortgang --- */
.progress { border-radius: 99px; }
.kp-progress-label { display: flex; justify-content: space-between; font-size: .8rem; margin-bottom: .25rem; }

/* --- Formulieren --- */
.kp-form-section {
  background: #fff;
  border-radius: var(--kp-radius);
  border: 1px solid var(--kp-border);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.kp-form-section h5 {
  color: var(--kp-green);
  font-weight: 600;
  border-bottom: 2px solid var(--kp-green-light);
  padding-bottom: .5rem;
  margin-bottom: 1rem;
}

.form-control:focus, .form-select:focus {
  border-color: var(--kp-green);
  box-shadow: 0 0 0 .2rem rgba(26,122,74,.15);
}

/* --- Badges & labels --- */
.badge.bg-primary   { background: #2563eb !important; }
.badge.bg-success   { background: var(--kp-green) !important; }

/* --- Tabel stijl --- */
.kp-table th {
  background: var(--kp-green-light);
  color: var(--kp-green);
  font-weight: 600;
  border-bottom: 2px solid var(--kp-border);
}

/* --- Hero (homepage) --- */
.kp-hero {
  background: linear-gradient(135deg, var(--kp-green), #0f5c35);
  color: #fff;
  padding: 5rem 2rem;
  text-align: center;
  border-radius: var(--kp-radius);
  margin-bottom: 3rem;
}

.kp-hero h1 { font-size: 2.8rem; font-weight: 800; }
.kp-hero p  { font-size: 1.2rem; opacity: .9; }

/* --- Rol badge in header --- */
.kp-role-badge {
  display: inline-block;
  font-size: .65rem;
  padding: 2px 8px;
  border-radius: 99px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  vertical-align: middle;
  margin-left: .4rem;
}

.kp-role-admin   { background: #fef3c7; color: #92400e; }
.kp-role-teacher { background: #ede9fe; color: #4c1d95; }
.kp-role-student { background: #d1fae5; color: #065f46; }

/* --- Footer --- */
.kp-footer {
  background: var(--kp-green);
  color: rgba(255,255,255,.85);
  margin-top: 4rem;
}

/* --- Responsief --- */
@media (max-width: 768px) {
  .kp-hero h1    { font-size: 1.8rem; }
  .kp-stat-value { font-size: 1.5rem; }
  .kp-page-header { padding: 1.5rem; }
}

/* --- Certificaat afdruk --- */
@media print {
  .kp-navbar, .kp-footer, .kp-sidebar, .btn, .alert, .breadcrumb { display: none !important; }
  .kp-main { margin: 0 !important; padding: 0 !important; }
}

/* --- Animaties --- */
@keyframes fadeIn { from { opacity:0; transform:translateY(8px); } to { opacity:1; transform:none; } }
.kp-fade { animation: fadeIn .3s ease; }