:root {
  /* Vantyx Brand Colors */
  --vantyx-blue: #003b57;
  --vantyx-blue-dark: #002a3f;
  --vantyx-yellow: #ffb400;
  --vantyx-white: #ffffff;
  --vantyx-gray: #f5f7fa;
  --vantyx-text: #2d3748;
  --vantyx-border: #e2e8f0;

  /* Semantic Colors */
  --success: #48bb78;
  --warning: #ed8936;
  --danger: #f56565;

  /* Layout */
  --sidebar-width: 250px;
  --header-height: 60px;
}

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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--vantyx-gray);
  color: var(--vantyx-text);
  height: 100vh;
  display: flex;
  overflow: hidden;
}

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  background-color: var(--vantyx-blue);
  color: var(--vantyx-white);
  display: flex;
  flex-direction: column;
  height: 100%;
  flex-shrink: 0;
}

.sidebar-header {
  padding: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  overflow: hidden;
}

.sidebar-header img {
  max-width: 90%;
  height: auto;
  object-fit: contain;
}

.logo-text {
  font-size: 1.2rem;
  font-weight: bold;
  letter-spacing: 1px;
}

.sidebar-nav {
  padding: 20px 0;
  flex: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
}

.nav-item:hover,
.nav-item.active {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--vantyx-white);
  border-left: 4px solid var(--vantyx-yellow);
}

.nav-icon {
  margin-right: 12px;
  width: 20px;
  text-align: center;
}

.sidebar-footer {
  padding: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.8rem;
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
}

/* Main Content */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.top-bar {
  height: var(--header-height);
  background-color: var(--vantyx-white);
  border-bottom: 1px solid var(--vantyx-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 30px;
}

.page-title {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--vantyx-blue);
}

.user-profile {
  font-size: 0.9rem;
  color: var(--vantyx-text);
  display: flex;
  align-items: center;
  gap: 15px;
}

.btn-secondary {
  background-color: var(--vantyx-white);
  border: 1px solid var(--vantyx-border);
  color: var(--vantyx-text);
  padding: 8px 15px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.9rem;
  transition: all 0.2s;
}

.btn-secondary:hover {
  background-color: #f8fafc;
  border-color: #cbd5e0;
}

.content-area {
  flex: 1;
  padding: 30px;
  overflow-y: auto;
}

/* Cards & Containers */
.card {
  background: var(--vantyx-white);
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  padding: 20px;
  margin-bottom: 20px;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--vantyx-border);
}

.card-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--vantyx-blue);
}

/* Buttons */
.btn {
  padding: 8px 16px;
  border-radius: 6px;
  border: none;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s;
}

.btn-primary {
  background-color: var(--vantyx-blue);
  color: white;
}

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

/* Data Tables */
.table-container {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th {
  text-align: left;
  padding: 12px;
  font-weight: 600;
  color: var(--vantyx-text);
  background-color: #f8fafc;
  border-bottom: 2px solid var(--vantyx-border);
}

td {
  padding: 12px;
  border-bottom: 1px solid var(--vantyx-border);
  vertical-align: middle;
}

/* Badges */
.badge {
  padding: 4px 8px;
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: 600;
}

.badge-blue {
  background: #ebf8ff;
  color: #3182ce;
}
.badge-green {
  background: #f0fff4;
  color: #38a169;
}
.badge-red {
  background: #fff5f5;
  color: #e53e3e;
}
.badge-yellow {
  background: #fffff0;
  color: #d69e2e;
}

/* Cards Wrappers */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.modal-content {
  background: white;
  padding: 25px;
  border-radius: 8px;
  width: 600px;
  max-width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--vantyx-border);
  padding-bottom: 10px;
}

.close-btn {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: #666;
}

.form-row {
  display: flex;
  gap: 15px;
  margin-bottom: 15px;
}

.form-group {
  flex: 1;
  display: flex;
  flex-direction: column;
  margin-bottom: 15px;
}

.form-group label {
  font-size: 0.9rem;
  margin-bottom: 5px;
  font-weight: 600;
  color: var(--vantyx-text);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 10px;
  border: 1px solid var(--vantyx-border);
  border-radius: 5px;
  font-size: 0.9rem;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--vantyx-blue);
  box-shadow: 0 0 0 2px rgba(0, 59, 87, 0.1);
}

/* Kanban Pipeline */
.pipeline-wrapper {
  height: calc(100vh - 140px); /* Adjust for header/padding */
  display: flex;
  flex-direction: column;
}

.kanban-board {
  display: flex;
  gap: 15px;
  overflow-x: auto;
  height: 100%;
  padding-bottom: 20px;
}

.kanban-column {
  flex: 0 0 280px;
  background: #f1f5f9;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.kanban-header {
  padding: 15px;
  background: white;
  border-radius: 8px 8px 0 0;
  font-weight: 600;
  color: var(--vantyx-blue);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.kanban-body {
  padding: 15px;
  flex: 1;
  overflow-y: auto;
}

.kanban-card {
  background: white;
  padding: 15px;
  border-radius: 6px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  margin-bottom: 15px;
  cursor: grab;
  transition: transform 0.2s, box-shadow 0.2s;
  border-left: 3px solid transparent;
}

.kanban-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  border-left-color: var(--vantyx-yellow);
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
  /* Sidebar handling */
  .sidebar {
    width: 0;
    overflow: hidden;
    position: fixed;
    z-index: 2000;
    transition: width 0.3s;
  }

  .sidebar.mobile-open {
    width: 250px;
  }

  .main-content {
    margin-left: 0;
    width: 100%;
  }

  /* Header adjustments */
  .top-bar {
    padding: 0 15px;
    height: 50px; /* Slimmer header */
  }

  .top-bar h2#page-title {
    font-size: 1rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 180px;
  }

  /* Simplify Header on Mobile */
  .user-profile span, 
  .user-profile .btn-secondary {
    display: none !important; /* Hide Admin name and DB buttons */
  }

  /* Keep Logout button but style it simply */
  .user-profile button[title="Cerrar Sesión"] {
    display: block !important;
    margin: 0;
    padding: 5px;
  }

  /* Toggle Button */
  .mobile-toggle {
    display: block !important;
    font-size: 1.5rem;
    cursor: pointer;
    margin-right: 15px;
    color: var(--vantyx-blue);
  }

  /* Cards and Grids */
  .dashboard-grid {
    grid-template-columns: 1fr;
  }

  .content-area {
    padding: 15px; /* Less padding on mobile */
  }

  .form-row {
    flex-direction: column;
    gap: 0;
  }

  .modal-content {
    width: 95%;
    margin: 10px;
    max-height: 85vh;
  }

  /* Tables */
  .table-container {
    overflow-x: auto;
  }

  th,
  td {
    padding: 10px;
    font-size: 0.85rem;
  }

  /* Kanban adjustments */
  .kanban-board {
    flex-direction: column;
    overflow-x: hidden;
    overflow-y: auto;
  }

  .kanban-column {
    flex: 0 0 auto;
    margin-bottom: 20px;
  }
}

.mobile-toggle {
  display: none;
}

/* Utility */
.mb-2 {
  margin-bottom: 10px;
}
.hidden {
  display: none !important;
}