/* Sidebar Layout Variables */
:root {
  --sidebar-width: 280px;
  --sidebar-collapsed-width: 70px;
}

/* Sidebar Styles */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--clr-surface-a10);
  border-right: 1px solid var(--border-color);
  z-index: 1000;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
  overflow-x: hidden;
}

.sidebar.collapsed {
  width: var(--sidebar-collapsed-width);
}

.sidebar-header {
  padding: 1.5rem;
  /* border-bottom: 1px solid var(--border-color); */
  display: flex;
  align-items: center;
  gap: 1rem;
  min-height: 50px;
}

.sidebar-logo {
  width: 50px;
  height: 50px;
  background: linear-gradient(
    135deg,
    var(--accent-primary),
    var(--accent-secondary)
  );
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.sidebar-logo i {
  color: var(--clr-surface-a0);
  font-size: 1.2rem;
}

.sidebar-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  transition: opacity 0.3s ease;
}

.sidebar.collapsed .sidebar-title {
  opacity: 0;
  pointer-events: none;
}

.sidebar-nav {
  padding: 1rem 0;
}

.nav-section {
  margin-bottom: 2rem;
}

.nav-section-title {
  padding: 0 1.5rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  transition: opacity 0.3s ease;
}

.sidebar.collapsed .nav-section-title {
  opacity: 0;
  pointer-events: none;
}

/* Update your existing .nav-item styles */
.nav-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 1.5rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  font-size: 0.95rem;
  font-weight: 500;
  position: relative;
}

.nav-item:hover {
  background: var(--clr-surface-a20);
  color: var(--text-primary);
}

.nav-item.active {
  background: linear-gradient(90deg, rgba(131, 222, 143, 0.2), transparent);
  color: var(--accent-primary);
  /* border-right: 3px solid var(--accent-primary); */
}

.nav-item.active::before {
  /* content: ""; */
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--accent-primary);
}

.nav-item i {
  width: 20px;
  text-align: center;
  flex-shrink: 0;
}

.nav-item-text {
  transition: opacity 0.3s ease;
}

.sidebar.collapsed .nav-item-text {
  opacity: 0;
  pointer-events: none;
}

/* Sidebar Toggle */
.sidebar-toggle {
  position: absolute;
  top: 50%;
  right: -15px;
  transform: translateY(-50%);
  width: 30px;
  height: 30px;
  background: var(--clr-surface-a20);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 1001;
}

.sidebar-toggle:hover {
  background: var(--accent-primary);
  color: var(--clr-surface-a0);
}

.sidebar-toggle i {
  font-size: 0.8rem;
  transition: transform 0.3s ease;
}

.sidebar.collapsed .sidebar-toggle i {
  transform: rotate(180deg);
}

/* Main Content Layout */
.main-content {
  margin-left: var(--sidebar-width);
  transition: margin-left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  min-height: 100vh;
}

.sidebar.collapsed + .main-content {
  margin-left: var(--sidebar-collapsed-width);
}

/* Top Bar */
.top-bar {
  background: var(--clr-surface-a10);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 80px;
}

.page-title {
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* Content Wrapper */
.content {
  padding: 2rem;
}

/* Remove/Hide old header styles */
.header {
  display: none;
}

/* Responsive Design */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.mobile-open {
    transform: translateX(0);
  }

  .main-content {
    margin-left: 0;
  }

  .sidebar.collapsed + .main-content {
    margin-left: 0;
  }

  .top-bar {
    padding: 1rem;
  }

  .content {
    padding: 1rem;
  }
}

/* Scrollbar für Sidebar */
.sidebar::-webkit-scrollbar {
  width: 6px;
}

.sidebar::-webkit-scrollbar-track {
  background: var(--clr-surface-a0);
}

.sidebar::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 3px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
  background: var(--accent-primary);
}