/**
 * TFICO Professional Menu System CSS
 * Created: 2026-03-06
 *
 * Professional sidebar navigation with:
 * - Clean design
 * - Responsive behavior (hamburger on mobile)
 * - Icon support
 * - Hover effects
 * - Active state indicators
 * - Submenu support
 *
 * Usage:
 * - Include this CSS in index.html
 * - The menu will be injected into #menu-container
 * - Menu visibility controlled by permissions from backend
 */

:root {
  --menu-bg: #ffffff;
  --menu-border: #000000;
  --menu-text: #000000;
  --menu-hover-bg: #f0f0f0;
  --menu-active-bg: #28a745;
  --menu-active-text: #ffffff;
  --menu-hover-border: #28a745;
  --menu-width: 250px;
  --menu-shadow: rgba(0, 0, 0, 0.1);
}

/* Root menu container */
.tfico-menu {
  width: var(--menu-width);
  background: var(--menu-bg);
  border-right: 2px solid var(--menu-border);
  box-shadow: 2px 0 8px var(--menu-shadow);
  font-family: 'Quicksand', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
  position: fixed;
  left: 0;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  z-index: 1000;
  transition: transform 0.3s ease;
}

/* Menu closed on mobile */
@media (max-width: 768px) {
  .tfico-menu {
    transform: translateX(-100%);
    width: 70vw;
    max-width: 250px;
  }

  .tfico-menu.open {
    transform: translateX(0);
  }
}

/* Header section */
.menu-header {
  padding: 20px;
  border-bottom: 1px solid var(--menu-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--menu-bg);
  position: sticky;
  top: 0;
  z-index: 10;
}

.menu-logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--menu-text);
  margin: 0;
  letter-spacing: -1px;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--menu-text);
  padding: 4px 8px;
  border-radius: 4px;
  transition: background 0.2s ease;
}

.menu-toggle:hover {
  background: var(--menu-hover-bg);
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
}

/* Menu items list */
.menu-items {
  list-style: none;
  padding: 0;
  margin: 0;
}

.menu-item {
  border-bottom: 1px solid #f0f0f0;
}

.menu-item.menu-group {
  border-bottom: 1px solid var(--menu-border);
}

.menu-item.menu-admin {
  border-top: 2px solid var(--menu-border);
  margin-top: auto;
}

/* Menu links (top-level) */
.menu-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: var(--menu-text);
  text-decoration: none;
  transition: all 0.2s ease;
  font-weight: 500;
}

.menu-link:hover {
  background: var(--menu-hover-bg);
  border-left: 3px solid var(--menu-hover-border);
  padding-left: 13px;
}

.menu-link.active {
  background: var(--menu-active-bg);
  color: var(--menu-active-text);
  font-weight: 600;
  border-left: 3px solid var(--menu-active-bg);
  padding-left: 13px;
}

/* Menu icon */
.menu-icon {
  font-size: 1.2rem;
  min-width: 24px;
  text-align: center;
}

/* Menu label text */
.menu-label {
  font-size: 0.95rem;
  font-weight: 500;
}

/* Group label (no link) */
.menu-item.menu-group > .menu-label {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: var(--menu-text);
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 8px;
}

/* Submenu */
.submenu {
  list-style: none;
  padding: 8px 0 8px 32px;
  margin: 0;
  background: #f8f8f8;
  border-left: 2px solid var(--menu-hover-border);
}

.submenu li {
  margin: 0;
}

.submenu li a {
  display: block;
  padding: 8px 12px;
  color: var(--menu-text);
  text-decoration: none;
  font-size: 0.9rem;
  transition: all 0.2s ease;
}

.submenu li a:hover {
  color: var(--menu-hover-border);
  padding-left: 20px;
}

.submenu li a.active {
  color: var(--menu-active-bg);
  font-weight: 600;
  padding-left: 20px;
}

/* Scrollbar styling */
.tfico-menu::-webkit-scrollbar {
  width: 8px;
}

.tfico-menu::-webkit-scrollbar-track {
  background: #f0f0f0;
}

.tfico-menu::-webkit-scrollbar-thumb {
  background: #cccccc;
  border-radius: 4px;
}

.tfico-menu::-webkit-scrollbar-thumb:hover {
  background: #999999;
}

/* Adjust main content for menu */
.app-container {
  margin-left: var(--menu-width);
  transition: margin-left 0.3s ease;
}

@media (max-width: 768px) {
  .app-container {
    margin-left: 0;
  }

  .app-container.menu-open {
    margin-left: 0;
  }
}

/* Admin item styling */
.menu-admin .menu-link {
  color: var(--menu-text);
  font-weight: 600;
}

.menu-admin .menu-link:hover {
  background: #f0f0f0;
  border-left-color: var(--menu-hover-border);
}

.menu-admin .menu-link.active {
  background: var(--menu-active-bg);
  color: var(--menu-active-text);
}

/* Responsive adjustments */
@media (max-width: 1024px) {
  .menu-label {
    font-size: 0.9rem;
  }

  .menu-logo {
    font-size: 1.3rem;
  }
}

@media (max-width: 480px) {
  .menu-header {
    padding: 16px;
  }

  .menu-logo {
    font-size: 1.2rem;
  }

  .menu-link {
    padding: 10px 12px;
    font-size: 0.9rem;
  }

  .menu-icon {
    font-size: 1rem;
  }
}

/* Animation for menu transitions */
@keyframes slideIn {
  from {
    transform: translateX(-100%);
  }
  to {
    transform: translateX(0);
  }
}

@keyframes slideOut {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-100%);
  }
}

.tfico-menu.open {
  animation: slideIn 0.3s ease forwards;
}

.tfico-menu.closing {
  animation: slideOut 0.3s ease forwards;
}

/* Accessibility */
.menu-link:focus,
.menu-toggle:focus {
  outline: 2px solid var(--menu-hover-border);
  outline-offset: 2px;
}

/* Print styles */
@media print {
  .tfico-menu {
    display: none;
  }

  .app-container {
    margin-left: 0;
  }
}