/**
 * GJDC-Beheer - Portal CSS (Sidebar Layout)
 */

:root {
  --primary-color: #3B82F6;
  --primary-dark: #1E3A8A;
  --secondary-color: #64748B;
  --success-color: #22C55E;
  --warning-color: #F59E0B;
  --danger-color: #EF4444;
  --background-color: #F8FAFC;
  --card-background: #FFFFFF;
  --text-color: #1E293B;
  --text-muted: #64748B;
  --border-color: #E2E8F0;
  --sidebar-width: 260px;
  --header-height: 70px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Roboto', system-ui, -apple-system, sans-serif;
  background-color: var(--background-color);
  color: var(--text-color);
  min-height: 100vh;
}

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: white;
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  transition: left 0.3s ease;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 1.5rem;
}

.header .logo {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.sidebar-toggle {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-color);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 0.5rem;
  transition: all 0.2s;
  display: none;
}

.sidebar-toggle:hover {
  background: var(--background-color);
  color: var(--primary-color);
}

.header .brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.header .brand img {
  max-height: 45px;
  width: auto;
}

.header .brand-name {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary-dark);
}

/* Header Right - User Menu */
.header-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.user-dropdown {
  position: relative;
}

.user-menu-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 0.95rem;
  color: var(--text-color);
}

.user-menu-btn:hover {
  background: white;
  border-color: var(--primary-color);
}

.user-menu-btn i:first-child {
  font-size: 1.5rem;
  color: var(--primary-color);
}

.user-menu-btn .bi-chevron-down {
  font-size: 0.75rem;
  transition: transform 0.2s;
}

.user-dropdown.active .user-menu-btn .bi-chevron-down {
  transform: rotate(180deg);
}

.user-dropdown .dropdown-menu {
  position: absolute;
  top: calc(100% + 0.5rem);
  right: 0;
  background: white;
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  box-shadow: 0 10px 40px rgba(0,0,0,0.1);
  min-width: 200px;
  padding: 0.5rem;
  list-style: none;
  display: none;
  z-index: 1001;
}

.user-dropdown.active .dropdown-menu {
  display: block;
}

.user-dropdown .dropdown-menu li a {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  color: var(--text-color);
  text-decoration: none;
  border-radius: 0.5rem;
  transition: all 0.2s;
  font-size: 0.95rem;
}

.user-dropdown .dropdown-menu li a:hover {
  background: var(--background-color);
  color: var(--primary-color);
}

.user-dropdown .dropdown-menu li a i {
  font-size: 1.1rem;
}

/* ===== SIDEBAR ===== */
.sidebar {
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: var(--sidebar-width);
  height: calc(100vh - var(--header-height));
  background: white;
  border-right: 1px solid var(--border-color);
  overflow-y: auto;
  transition: transform 0.3s ease;
  z-index: 999;
}

.sidebar-nav {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.sidebar-nav .nav-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  color: var(--text-color);
  text-decoration: none;
  border-radius: 0.75rem;
  transition: all 0.2s;
  font-size: 0.95rem;
  font-weight: 500;
}

.sidebar-nav .nav-link i {
  font-size: 1.25rem;
  width: 24px;
  text-align: center;
  flex-shrink: 0;
}

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

.sidebar-nav .nav-link.active {
  background: var(--primary-color);
  color: white;
}

.sidebar-nav .nav-link.active:hover {
  background: var(--primary-dark);
}

/* Sidebar Overlay for mobile */
.sidebar-overlay {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 100%;
  height: calc(100vh - var(--header-height));
  background: rgba(0, 0, 0, 0.5);
  z-index: 998;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.sidebar-overlay.active {
  display: block;
  opacity: 1;
}

/* ===== MAIN CONTENT ===== */
.main {
  margin-left: var(--sidebar-width);
  margin-top: var(--header-height);
  min-height: calc(100vh - var(--header-height));
  padding: 2rem;
  transition: margin-left 0.3s ease;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 991px) {
  .sidebar-toggle {
    display: block;
  }
  
  .sidebar {
    transform: translateX(-100%);
  }
  
  .sidebar.active {
    transform: translateX(0);
  }
  
  .main {
    margin-left: 0;
  }
  
  .user-name {
    display: none;
  }
}

/* Cards */
.card {
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
  border: 1px solid var(--border-color);
}

.card-header {
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 1.5rem;
  background: white;
}

.card-body {
  padding: 1.5rem;
}

/* Tables */
.table {
  margin-bottom: 0;
}

.table thead th {
  border-bottom: 2px solid var(--border-color);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 1rem;
}

.table tbody td {
  padding: 1rem;
  vertical-align: middle;
  border-bottom: 1px solid var(--border-color);
}

.table-hover tbody tr:hover {
  background-color: #F8FAFC;
}

/* Badges */
.badge {
  font-weight: 500;
  padding: 0.4em 0.8em;
  border-radius: 0.5rem;
}

/* Buttons */
.btn {
  border-radius: 0.5rem;
  padding: 0.5rem 1.25rem;
  font-weight: 500;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
}

/* Forms */
.form-control,
.form-select {
  border-radius: 0.5rem;
  border: 1px solid var(--border-color);
  padding: 0.75rem 1rem;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.25);
}

.form-label {
  font-weight: 500;
  color: var(--text-color);
  margin-bottom: 0.5rem;
}

/* Messages */
.message {
  border-left: 3px solid var(--primary-color);
}

.message.bg-light {
  border-left-color: var(--secondary-color);
}

/* Footer */
.footer {
  margin-left: var(--sidebar-width);
  margin-top: auto;
  transition: margin-left 0.3s ease;
}

@media (max-width: 991px) {
  .footer {
    margin-left: 0;
  }
}

/* Utilities */
.text-primary { color: var(--primary-color) !important; }
.bg-primary { background-color: var(--primary-color) !important; }