/* ════════════════════════════════════════════════════════
   Global Sidebar Styles — Persistent Navigation
   ════════════════════════════════════════════════════════ */

:root {
  --sidebar-width: 240px;
  --sidebar-width-collapsed: 60px;
  --sidebar-transition: 0.3s ease;
}

/* Base sidebar toggle button — appears in headers */
.ew-sidebar-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-primary, inherit);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 8px 12px;
  border-radius: 4px;
  transition: background 0.2s;
  margin-right: 8px;
}

.ew-sidebar-toggle:hover {
  background: var(--bg-elevated, rgba(255,255,255,0.1));
}

/* Show toggle on mobile and when sidebar is collapsible */
@media (max-width: 1024px) {
  .ew-sidebar-toggle {
    display: block;
  }
}

/* Sidebar wrapper — wraps existing page sidebars */
.ew-sidebar-wrapper {
  position: fixed;
  left: 0;
  top: 0;
  height: 100vh;
  width: var(--sidebar-width);
  background: var(--bg-surface, #fff);
  border-right: 1px solid var(--border, #e0e0e0);
  overflow-y: auto;
  overflow-x: hidden;
  transition: width var(--sidebar-transition), left var(--sidebar-transition);
  z-index: 1000;
  padding-top: 60px;
}

/* Collapsed state */
body.ew-sidebar-collapsed .ew-sidebar-wrapper {
  width: var(--sidebar-width-collapsed);
}

/* Main content shift when sidebar is expanded */
body.ew-sidebar-expanded {
  margin-left: var(--sidebar-width);
}

body.ew-sidebar-collapsed {
  margin-left: var(--sidebar-width-collapsed);
}

/* Smooth transitions for content area */
body, main, .page, section, footer {
  transition: margin-left var(--sidebar-transition);
}

/* Sidebar navigation sections */
.ew-sidebar-section {
  padding: 16px;
  border-bottom: 1px solid var(--border, #e0e0e0);
}

.ew-sidebar-section:last-child {
  border-bottom: none;
}

.ew-sidebar-title {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted, #999);
  margin-bottom: 12px;
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Hide labels when collapsed */
body.ew-sidebar-collapsed .ew-sidebar-title {
  display: none;
}

.ew-sidebar-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 0.78rem;
  color: var(--text-secondary, #666);
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
  margin-bottom: 4px;
  white-space: nowrap;
}

.ew-sidebar-link:hover {
  background: var(--bg-elevated, #f5f5f5);
  color: var(--accent, #6200ee);
}

.ew-sidebar-link.active {
  background: rgba(98, 0, 238, 0.1);
  color: var(--accent, #6200ee);
  font-weight: 600;
}

.ew-sidebar-link-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
  min-width: 20px;
  text-align: center;
}

.ew-sidebar-link-text {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Hide text when collapsed */
body.ew-sidebar-collapsed .ew-sidebar-link-text {
  display: none;
}

/* Adjust layout for collapsed sidebar */
body.ew-sidebar-collapsed .ew-sidebar-link {
  justify-content: center;
  padding: 8px 8px;
}

/* Mobile: show/hide sidebar based on state */
@media (max-width: 1024px) {
  .ew-sidebar-wrapper {
    position: fixed;
    left: 0;
    z-index: 999;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  }

  body.ew-sidebar-collapsed .ew-sidebar-wrapper {
    transform: translateX(calc(-1 * var(--sidebar-width)));
  }

  body {
    margin-left: 0;
  }

  body.ew-sidebar-expanded {
    margin-left: 0;
  }
}

/* Scrollbar styling */
.ew-sidebar-wrapper::-webkit-scrollbar {
  width: 4px;
}

.ew-sidebar-wrapper::-webkit-scrollbar-thumb {
  background: var(--border, #ddd);
  border-radius: 2px;
}

.ew-sidebar-wrapper {
  scrollbar-width: thin;
  scrollbar-color: var(--border, #ddd) transparent;
}