/**
 * ClkAdmin Sidenav - Based on iShield clkSidenav
 * @version 1.0.0 - Adapted for ClkAdmin
 */

/* ============================================
   CSS Variables
   ============================================ */
:root {
  --sidebar-width-collapsed: 56px;
  --sidebar-width-expanded: 220px;
  --sidebar-transition: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --sidebar-bg: #ffffff;
  --sidebar-text: #1f2937;
  --sidebar-hover-bg: #f3f4f6;
  --sidebar-active-bg: #3b82f6;
  --sidebar-active-text: #ffffff;
  --sidebar-border: #e5e7eb;
  --topbar-height: 48px;
}

/* Dark mode variables */
[data-bs-theme="dark"],
[data-mdb-theme="dark"] {
  --sidebar-bg: #1f2937;
  --sidebar-text: #f9fafb;
  --sidebar-hover-bg: #374151;
  --sidebar-active-bg: #3b82f6;
  --sidebar-active-text: #ffffff;
  --sidebar-border: #374151;
}

/* ============================================
   Body Layout
   ============================================ */
body.has-sidenav {
  margin-left: var(--sidebar-width-collapsed);
  margin-top: var(--topbar-height);
  transition: margin-left var(--sidebar-transition);
}

body.has-sidenav.sidebar-expanded,
html.sidebar-expanded body.has-sidenav {
  margin-left: var(--sidebar-width-expanded);
}

/* Footer allineato con sidebar (fixed) */
body.has-sidenav .footer-sm {
  left: var(--sidebar-width-collapsed);
  transition: left var(--sidebar-transition);
}

body.has-sidenav.sidebar-expanded .footer-sm,
html.sidebar-expanded body.has-sidenav .footer-sm {
  left: var(--sidebar-width-expanded);
}

/* ============================================
   Topbar
   ============================================ */
.clk-topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--topbar-height);
  background-color: var(--mdb-primary);
  color: white;
  display: flex;
  align-items: center;
  padding: 0 1rem;
  z-index: 1040;
}

.clk-topbar-brand {
  font-weight: 600;
  font-size: 1.1rem;
  color: white;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.clk-topbar-brand img {
  height: 24px;
}

.clk-topbar-brand:hover {
  color: white;
}

.clk-topbar-toggle {
  background: transparent;
  border: none;
  color: white;
  padding: 0.5rem;
  margin-right: 0.5rem;
  cursor: pointer;
  border-radius: 4px;
}

.clk-topbar-toggle:hover {
  background: rgba(255,255,255,0.1);
}

.clk-topbar-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.clk-topbar-btn {
  background: transparent;
  border: none;
  color: rgba(255,255,255,0.8);
  padding: 0.4rem 0.6rem;
  cursor: pointer;
  border-radius: 4px;
  font-size: 0.85rem;
}

.clk-topbar-btn:hover {
  color: white;
  background: rgba(255,255,255,0.1);
}

.clk-topbar-user {
  color: rgba(255,255,255,0.9);
  font-size: 0.85rem;
  padding: 0 0.5rem;
}

.clk-topbar-status {
  color: rgba(255,255,255,0.9);
  font-size: 0.8rem;
  padding: 0 0.75rem;
  display: flex;
  align-items: center;
}

.clk-topbar-status i {
  font-size: 0.5rem;
}

/* ============================================
   Sidebar Container
   ============================================ */
.clk-sidenav {
  position: fixed;
  top: var(--topbar-height);
  left: 0;
  height: calc(100vh - var(--topbar-height));
  width: var(--sidebar-width-collapsed);
  background-color: var(--sidebar-bg);
  border-right: 1px solid var(--sidebar-border);
  overflow: hidden;
  z-index: 1030;
  display: flex;
  flex-direction: column;
  transition: width var(--sidebar-transition);
}

/* Expanded state */
.clk-sidenav.expanded,
html.sidebar-expanded .clk-sidenav {
  width: var(--sidebar-width-expanded);
}

/* ============================================
   Menu Container
   ============================================ */
.clk-sidenav-menu {
  list-style: none;
  margin: 0;
  padding: 0.5rem 0;
  overflow-y: auto;
  overflow-x: hidden;
  flex: 1;
}

/* Menu Bottom */
.clk-sidenav-menu-bottom {
  list-style: none;
  margin: 0;
  padding: 0.5rem 0;
  margin-top: auto;
  border-top: 1px solid var(--sidebar-border);
  flex-shrink: 0;
}

/* Custom scrollbar */
.clk-sidenav-menu::-webkit-scrollbar {
  width: 4px;
}

.clk-sidenav-menu::-webkit-scrollbar-track {
  background: transparent;
}

.clk-sidenav-menu::-webkit-scrollbar-thumb {
  background: var(--sidebar-border);
  border-radius: 2px;
}

/* ============================================
   Menu Items
   ============================================ */
.clk-sidenav-item {
  margin: 2px 6px;
}

.clk-sidenav-link {
  display: flex;
  align-items: center;
  padding: 0.5rem 0.65rem;
  color: var(--sidebar-text);
  text-decoration: none;
  border-radius: 6px;
  transition: background-color 100ms, color 100ms;
  white-space: nowrap;
  position: relative;
  cursor: pointer;
  font-size: 0.85rem;
}

.clk-sidenav-link:hover {
  background-color: var(--sidebar-hover-bg);
  color: var(--sidebar-text);
}

.clk-sidenav-link.active {
  background-color: var(--sidebar-active-bg);
  color: var(--sidebar-active-text);
}

.clk-sidenav-link.active i {
  color: var(--sidebar-active-text);
}

/* Icon */
.clk-sidenav-link i {
  min-width: 22px;
  font-size: 1rem;
  text-align: center;
  margin-right: 10px;
  color: var(--sidebar-text);
  transition: color 100ms;
}

/* Text label */
.clk-sidenav-link span {
  opacity: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: opacity var(--sidebar-transition), width var(--sidebar-transition);
}

/* Hide text when collapsed */
html:not(.sidebar-expanded) .clk-sidenav:not(.expanded) .clk-sidenav-link span {
  opacity: 0;
  width: 0;
}

/* Badge */
.clk-sidenav-badge {
  margin-left: auto;
  padding: 2px 6px;
  font-size: 0.7rem;
  border-radius: 4px;
  font-weight: 600;
}

/* ============================================
   Separator
   ============================================ */
.clk-sidenav-separator {
  margin: 0.75rem 0;
  padding: 0 0.75rem;
}

.clk-sidenav-separator hr {
  margin: 0.4rem 0;
  border: 0;
  border-top: 1px solid var(--sidebar-border);
}

.clk-sidenav-separator-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
  color: var(--sidebar-text);
  opacity: 0.5;
  padding: 0 0.25rem;
  white-space: nowrap;
  overflow: hidden;
  transition: opacity var(--sidebar-transition);
}

/* Hide separator label when collapsed */
html:not(.sidebar-expanded) .clk-sidenav:not(.expanded) .clk-sidenav-separator-label {
  opacity: 0;
}

/* ============================================
   Tooltip (quando collapsed)
   ============================================ */
html:not(.sidebar-expanded) .clk-sidenav:not(.expanded) .clk-sidenav-link[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  left: calc(100% + 8px);
  top: 50%;
  transform: translateY(-50%);
  background-color: #1f2937;
  color: white;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.8rem;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 100ms;
  z-index: 1050;
}

html:not(.sidebar-expanded) .clk-sidenav:not(.expanded) .clk-sidenav-link[data-tooltip]:hover::after {
  opacity: 1;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
  body.has-sidenav {
    margin-left: 0;
  }

  body.has-sidenav .footer-sm {
    left: 0;
  }

  .clk-sidenav {
    transform: translateX(-100%);
    transition: transform var(--sidebar-transition);
  }

  .clk-sidenav.mobile-open {
    transform: translateX(0);
    width: var(--sidebar-width-expanded);
  }

  .clk-sidenav-backdrop {
    display: none;
    position: fixed;
    top: var(--topbar-height);
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1029;
  }

  .clk-sidenav-backdrop.show {
    display: block;
  }
}