/* CSS variables for themes */
:root {
  --sidebar-width: 248px;
  --sidebar-width-collapsed: 78px;
  --sidebar-flyout-width: 220px;

  /* Dark theme tuned to match demo feel */
  --sidebar-bg: #12233a;
  --sidebar-text: #d8e6ff;
  --sidebar-hover: #1c395c;
  --sidebar-border: #2a4268;

  --sidebar-bg-light: #ffffff;
  --sidebar-text-light: #2b3a55;
  --sidebar-hover-light: #f3f5f9;
  --sidebar-border-light: #e6e9ef;

  --sidebar-bg-dark: #0b1422;
  --sidebar-text-dark: #cbd7ee;
  --sidebar-hover-dark: #132033;
  --sidebar-border-dark: #1b2a44;

  --topbar-bg: #ffffff;
  --topbar-border: #e6e9ef;
}

html { height: 100%; font-size: 15px; }
body { height: 100%; }
body { background: #f7f9fc; }

.app { display: flex; min-height: 100vh; }

/* Sidebar base */
.sidebar {
  width: var(--sidebar-width);
  background: var(--sidebar-bg);
  color: var(--sidebar-text);
  border-right: 1px solid var(--sidebar-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  left: 0; top: 0; bottom: 0;
  z-index: 1040;
}
.sidebar .brand-text { font-weight: 600; }
.sidebar .logo-icon { color: #4dd0e1; }
.sidebar .sidebar-brand button { color: inherit; border-color: var(--sidebar-border); }
.sidebar .btn-icon {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  font-size: 18px;
  background: transparent;
  border: 1px solid var(--sidebar-border);
  color: inherit;
}
.sidebar .btn-icon:hover { background: rgba(255,255,255,0.08); }

/* Nav */
.sidebar-nav { flex: 1 1 auto; overflow-y: hidden; }
.sidebar:hover .sidebar-nav { overflow-y: auto; }
.sidebar-nav .nav-link { display: flex; align-items: center; gap: 10px; padding: 9px 14px; color: inherit; text-decoration: none; border-left: 3px solid transparent; transition: padding .2s ease; }
.sidebar-nav .nav-link .material-symbols-rounded { font-size: 18px; }
.sidebar-nav .nav-link:hover { background: var(--sidebar-hover); }
.sidebar-nav .nav-link.active {
  background: var(--sidebar-hover);
  border-left-color: currentColor;
  font-weight: 600;
}
.sidebar-nav .nav-item { position: relative; }
.sidebar-nav .has-sub .sub-caret { margin-left: auto; }
.sub-nav { display: none; padding-left: 44px; }
.sub-nav .sub-link { display: block; padding: 5px 0; color: inherit; text-decoration: none; opacity: .9; }
.sub-nav .sub-link:hover { opacity: 1; }
.sub-nav .sub-link.active {
  opacity: 1;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Footer */
.sidebar-footer { border-top: 1px solid var(--sidebar-border); }
.sidebar-footer .theme-label { font-size: 12px; opacity: .8; }

/* Topbar */
.main { flex: 1 1 auto; display: flex; flex-direction: column; height: 100vh; overflow: auto; margin-left: var(--sidebar-width); transition: margin-left .2s ease; box-sizing: border-box; }
.topbar { position: sticky; top: 0; z-index: 1020; background: var(--topbar-bg); border-bottom: 1px solid var(--topbar-border); padding: 10px 16px; }
.topbar { color: var(--topbar-text); }
.topbar .page-title { font-weight: 600; }
.topbar .avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  cursor: pointer;
  display: block;
}

/* Table avatars (e.g. Admin > Users list) */
.table .avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
}

/* anchor toggle styling to avoid default underline/spacing */
.dropdown-toggle.d-inline-block { text-decoration: none; line-height: 0; }
.dropdown-toggle.d-inline-block:focus { outline: none; box-shadow: none; }

/* Remove default dropdown caret for avatar-only toggles */
.dropdown-toggle.d-inline-block::after { display: none !important; }

/* Topbar theme sync */
.app.theme-light { --topbar-bg: #ffffff; --topbar-border: #e6e9ef; --topbar-text: #2b3a55; }
.app.theme-dark { --topbar-bg: #0f1a2b; --topbar-border: #20324e; --topbar-text: #d8e6ff; }

/* Content placeholder */
.content-placeholder { flex: 1 1 auto; }

/* Slim (collapsed) sidebar */
.sidebar-collapsed { width: var(--sidebar-width-collapsed); }
.sidebar-collapsed .brand-text { display: none; }
.sidebar-collapsed .sidebar-footer { display: none; }
.sidebar-collapsed .nav-link .nav-label { display: none; }
.sidebar-collapsed .nav-link { justify-content: center; gap: 0; padding: 10px 0; }
.sidebar-collapsed .nav-link .material-symbols-rounded { font-size: 20px; }
.sidebar-collapsed .has-sub .sub-caret { display: none; }

/* Prevent flash on refresh: apply collapsed layout before JS runs */
html.rapid-sidebar-collapsed .sidebar { width: var(--sidebar-width-collapsed); }
html.rapid-sidebar-collapsed .sidebar .brand-text { display: none; }
html.rapid-sidebar-collapsed .sidebar .sidebar-footer { display: none; }
html.rapid-sidebar-collapsed .sidebar .nav-link .nav-label { display: none; }
html.rapid-sidebar-collapsed .sidebar .nav-link { justify-content: center; gap: 0; padding: 10px 0; }
html.rapid-sidebar-collapsed .sidebar .nav-link .material-symbols-rounded { font-size: 20px; }
html.rapid-sidebar-collapsed .sidebar .has-sub .sub-caret { display: none; }
html.rapid-sidebar-collapsed .main { margin-left: var(--sidebar-width-collapsed); }

@media (max-width: 992px) {
  html.rapid-sidebar-collapsed .main { margin-left: 0; }
}

/* Expanded submenu behavior */
.sidebar-expanded .has-sub.open > .sub-nav { display: block; }

/* Theme variants */
.sidebar.theme-default { --sidebar-bg: #0f1a2b; --sidebar-text: #cfe2ff; --sidebar-hover: #18253a; --sidebar-border: #20324e; }
.sidebar.theme-light { --sidebar-bg: var(--sidebar-bg-light); --sidebar-text: var(--sidebar-text-light); --sidebar-hover: var(--sidebar-hover-light); --sidebar-border: var(--sidebar-border-light); }
.sidebar.theme-dark { --sidebar-bg: var(--sidebar-bg-dark); --sidebar-text: var(--sidebar-text-dark); --sidebar-hover: var(--sidebar-hover-dark); --sidebar-border: var(--sidebar-border-dark); }

/* Scrollbar subtle styling */
.sidebar-nav::-webkit-scrollbar { width: 8px; }
.sidebar-nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,.15); border-radius: 4px; }

/* Responsive */
@media (max-width: 992px) {
  body { overflow-x: hidden; }
  .sidebar {
    transform: translateX(-100%);
    transition: transform .2s ease;
    padding-top: 72px; /* keep drawer content below fixed header */
    box-sizing: border-box;
  }
  .sidebar.show { transform: translateX(0); }
  .main { margin-left: 0; padding-top: 72px; width: 100%; }
  .topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    transition: transform .2s ease;
    z-index: 1100;
  }
  #sidebarToggle { display: none; }
  .app.sidebar-open { overflow-x: hidden; }
}

@media (min-width: 992px) {
  #mobileSidebarToggle { display: none; }
}

/* Flyout panel for collapsed sidebar */
.sidebar-flyout {
  position: fixed;
  left: var(--sidebar-width-collapsed);
  background: var(--sidebar-bg);
  color: var(--sidebar-text);
  border: 1px solid var(--sidebar-border);
  border-left: none; /* seamless against sidebar */
  border-radius: 0 8px 8px 0; /* remove left rounding */
  width: var(--sidebar-flyout-width); /* reduced width */
  box-shadow: 0 12px 32px rgba(0,0,0,.25);
  z-index: 1060;
  overflow: hidden;
}
.sidebar-flyout .flyout-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px; /* slightly slimmer */
  cursor: pointer;
  line-height: 1.25;
}
.sidebar-flyout .flyout-header:hover {
  background: var(--sidebar-hover);
}
.sidebar-flyout .flyout-header .flyout-link {
  display: flex;
  align-items: center;
  gap: 10px;
  color: inherit;
  text-decoration: none;
  width: 100%;
}
.sidebar-flyout .flyout-header .flyout-link:hover {
  text-decoration: none;
}
.sidebar-flyout .flyout-header .flyout-link:focus-visible {
  outline: 2px solid rgba(255,255,255,0.4);
  outline-offset: 2px;
}
.sidebar-flyout .flyout-body {
  display: none;
  padding: 6px 16px 10px 16px; /* slimmer body */
  border-top: 1px solid var(--sidebar-border);
}
.sidebar-flyout.show-body .flyout-body { display: block; }
.sidebar-flyout .sub-link { display: block; padding: 6px 0; color: inherit; text-decoration: none; opacity: .9; line-height: 1.25; }
.sidebar-flyout .sub-link:hover { opacity: 1; }

/* Remove default list bullets inside flyout body */
.sidebar-flyout .flyout-body ul { list-style: none; padding-left: 0; margin: 0; }
.sidebar-flyout .flyout-body li { list-style: none; }

/* Arrow indicator */
.sidebar-flyout .flyout-header .arrow { margin-left: auto; opacity: .8; }
.sidebar-flyout.show-body .flyout-header .arrow { transform: rotate(180deg); }

/* Flyout theme variants (mirror sidebar) */
.sidebar-flyout.theme-default { --sidebar-bg: #0f1a2b; --sidebar-text: #cfe2ff; --sidebar-hover: #18253a; --sidebar-border: #20324e; }
.sidebar-flyout.theme-light { --sidebar-bg: var(--sidebar-bg-light); --sidebar-text: var(--sidebar-text-light); --sidebar-hover: var(--sidebar-hover-light); --sidebar-border: var(--sidebar-border-light); }
.sidebar-flyout.theme-dark { --sidebar-bg: var(--sidebar-bg-dark); --sidebar-text: var(--sidebar-text-dark); --sidebar-hover: var(--sidebar-hover-dark); --sidebar-border: var(--sidebar-border-dark); }

@media (min-width: 1440px) {
  html { font-size: 15.5px; }
  :root {
    --sidebar-width: 260px;
    --sidebar-width-collapsed: 80px;
    /* --sidebar-flyout-width: 228px; */
    --sidebar-flyout-width: 210px;
  }
}

@media (min-width: 1920px) {
  html { font-size: 16px; }
  :root {
    --sidebar-width: 272px;
    --sidebar-width-collapsed: 84px;
    --sidebar-flyout-width: 220px;
  }
}