/* ==========================================================================
   HORIZON UI LAYOUT (SIDEBAR, FLOATING HEADER, MAIN WRAPPER)
   Compact, crisp, refined typography
   ========================================================================== */

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

/* ==========================================================================
   SIDEBAR
   ========================================================================== */
.sidebar {
  width: 255px;
  background-color: var(--bg-sidebar);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 100;
  transition: width var(--transition-normal), transform var(--transition-normal);
  border-right: 1px solid var(--border-subtle);
}

.sidebar-header {
  height: 72px;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-subtle);
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand-logo-img {
  height: 26px;
  width: auto;
  max-width: 72px;
  object-fit: contain;
  display: block;
  flex-shrink: 0;
}

.brand-icon-box {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  box-shadow: 0 6px 16px rgba(67, 24, 255, 0.3);
  flex-shrink: 0;
}

.brand-info {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 0.98rem;
  font-weight: 800;
  letter-spacing: -0.4px;
  color: var(--text-primary);
  line-height: 1.15;
}

.brand-title span {
  color: var(--brand-primary);
}

.brand-badge {
  font-size: 0.58rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: var(--text-secondary);
}

.sidebar-menu-scroll {
  flex: 1;
  overflow: hidden;
  padding: 10px 12px 28px;
}

.menu-section-title {
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 12px 10px 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  margin-bottom: 4px;
  border-radius: 12px;
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.81rem;
  line-height: 1.25;
  cursor: pointer;
  position: relative;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  gap: 8px;
  border: 1px solid transparent;
}

.nav-item:hover {
  color: var(--brand-primary);
  background-color: rgba(67, 24, 255, 0.04);
  transform: translateX(2px);
}

/* Blue Active State: Brand Blue Background + Crisp White Typography & Icon */
.nav-item.active {
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
  color: #FFFFFF;
  font-weight: 800;
  border: 1px solid transparent;
  box-shadow: 0 6px 18px rgba(67, 24, 255, 0.32), 0 2px 6px rgba(67, 24, 255, 0.2);
  transform: translateX(2px);
}

[data-theme="dark"] .nav-item.active {
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
  color: #FFFFFF;
  box-shadow: 0 6px 20px rgba(67, 24, 255, 0.45);
}

/* ==========================================================================
   SIDEBAR ACCORDION & SUBMENU SYSTEM (ATA HR STYLE)
   ========================================================================== */
.nav-group {
  margin-bottom: 2px;
}

.nav-parent {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  border-radius: 12px;
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.81rem;
  line-height: 1.25;
  cursor: pointer;
  position: relative;
  transition: all var(--transition-fast);
  gap: 8px;
  border: 1px solid transparent;
}

.nav-parent:hover {
  color: var(--brand-primary);
  background-color: rgba(67, 24, 255, 0.04);
  transform: translateX(2px);
}

.nav-parent.open {
  color: var(--text-primary);
  font-weight: 700;
}

.nav-parent .nav-chevron {
  transition: transform 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  font-size: 0.72rem;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.nav-parent.open .nav-chevron {
  transform: rotate(90deg);
  color: var(--brand-primary);
}

/* Submenu container with left vertical guide line */
.nav-submenu {
  display: none;
  position: relative;
  padding-left: 14px;
  margin-left: 18px;
  margin-top: 3px;
  margin-bottom: 4px;
  border-left: 1.5px solid var(--border-subtle);
  transition: all 0.25s ease;
}

.nav-submenu.open {
  display: flex;
  flex-direction: column;
  gap: 2px;
  animation: agy-fadeIn 0.22s ease both;
}

.nav-subitem {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 7px 12px;
  border-radius: 8px;
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.77rem;
  line-height: 1.25;
  cursor: pointer;
  transition: all 0.18s ease;
}

.nav-subitem:hover {
  color: var(--brand-primary);
  background-color: rgba(67, 24, 255, 0.04);
  padding-left: 14px;
}

.nav-subitem.active {
  color: var(--brand-primary);
  font-weight: 800;
  background-color: rgba(67, 24, 255, 0.08);
  border-left: 3px solid var(--brand-primary);
  padding-left: 14px;
  border-radius: 0 8px 8px 0;
}

.nav-sub-chevron {
  color: #938c9d;
  font-size: 15px;
  line-height: 1;
}

[data-theme="dark"] .nav-subitem.active {
  background-color: rgba(117, 81, 255, 0.18);
  color: #FFFFFF;
  border-left-color: var(--brand-secondary);
}

.nav-item-content {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav-item-content span {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Icon Box Treatment for Distinct Visual Hierarchy */
.nav-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--text-secondary);
  background: transparent;
  transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-item:hover .nav-icon,
.nav-parent:hover .nav-icon {
  color: var(--brand-primary);
  background: rgba(67, 24, 255, 0.06);
}

.nav-item.active .nav-icon {
  background: rgba(255, 255, 255, 0.2);
  color: #FFFFFF;
  box-shadow: none;
  transform: scale(1.04);
}

[data-theme="dark"] .nav-item.active .nav-icon {
  background: rgba(255, 255, 255, 0.22);
  box-shadow: none;
}

.nav-badge {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: var(--radius-full);
  background-color: var(--color-warning-bg);
  color: #D97706;
  min-width: 19px;
  height: 17px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  white-space: nowrap;
  flex-shrink: 0;
}

.nav-badge.danger {
  background-color: var(--color-danger-bg);
  color: var(--color-danger);
}

.nav-badge.primary {
  background-color: rgba(67, 24, 255, 0.12);
  color: var(--brand-primary);
}

/* Sidebar Footer (User Quick Mini Profile) */
.sidebar-footer {
  padding: 12px 14px;
  border-top: 1px solid var(--border-subtle);
  background-color: var(--bg-sidebar);
}

.mini-user-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 8px;
  border-radius: 10px;
  background-color: var(--bg-card-secondary);
}

.mini-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  border: 1.5px solid var(--brand-primary);
  flex-shrink: 0;
}

.mini-user-info {
  flex: 1;
  min-width: 0;
}

.mini-user-name {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.2;
}

.mini-user-role {
  font-size: 0.66rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ==========================================================================
   MAIN CONTENT AREA
   ========================================================================== */
.main-wrapper {
  flex: 1;
  margin-left: 255px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: margin-left var(--transition-normal);
}

/* ==========================================================================
   HORIZON UI FLOATING NAVBAR
   ========================================================================== */
.floating-navbar {
  position: sticky;
  top: 14px;
  margin: 0 22px 24px 22px; /* Generous 24px clear breathing room below navbar */
  padding: 10px 18px;
  border-radius: 16px;
  background: var(--bg-navbar);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.4);
  box-shadow: var(--shadow-navbar);
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 90;
  transition: all var(--transition-normal);
}

[data-theme="dark"] .floating-navbar {
  border-color: rgba(255, 255, 255, 0.08);
}

.breadcrumb-area {
  display: flex;
  flex-direction: column;
}

.breadcrumb-path {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-secondary);
  line-height: 1.1;
}

.breadcrumb-title {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.3px;
  color: var(--text-primary);
  line-height: 1.2;
}

.navbar-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 8px;
  background-color: var(--bg-card);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
}

/* Search Box */
.nav-search-box {
  display: flex;
  align-items: center;
  gap: 6px;
  background-color: var(--bg-input);
  padding: 6px 12px;
  border-radius: var(--radius-full);
  color: var(--text-secondary);
}

.nav-search-box input {
  border: none;
  background: transparent;
  outline: none;
  font-size: 0.78rem;
  color: var(--text-primary);
  width: 120px;
  transition: width var(--transition-fast);
}

.nav-search-box input:focus {
  width: 170px;
}

/* Company Switcher Pill */
.company-select-pill {
  display: flex;
  align-items: center;
  gap: 4px;
  background-color: var(--brand-light);
  padding: 5px 11px;
  border-radius: var(--radius-full);
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--brand-primary);
  cursor: pointer;
  border: none;
  outline: none;
  transition: opacity var(--transition-fast);
}

[data-theme="dark"] .company-select-pill {
  background-color: rgba(67, 24, 255, 0.2);
  color: #FFFFFF;
}

/* Role Demo Switcher */
.role-select-pill {
  display: flex;
  align-items: center;
  gap: 4px;
  background-color: var(--bg-input);
  padding: 5px 10px;
  border-radius: var(--radius-full);
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  outline: none;
  cursor: pointer;
}

/* Action Icons */
.nav-action-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  transition: all var(--transition-fast);
}

.nav-action-btn:hover {
  background-color: var(--bg-hover);
  color: var(--brand-primary);
}

.nav-action-btn .dot-indicator {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--color-danger);
  border: 1.5px solid var(--bg-card);
}

.nav-avatar-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  overflow: hidden;
  cursor: pointer;
  border: 1.5px solid var(--brand-primary);
  flex-shrink: 0;
}

.nav-avatar-btn img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ==========================================================================
   PAGE CONTENT CONTAINER
   ========================================================================== */
.content-body {
  padding: 0 22px 36px 22px; /* Starts cleanly right after 16px navbar margin */
  flex: 1;
}

/* Responsive Breakpoints */
@media (max-width: 1080px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.mobile-open {
    transform: translateX(0);
  }
  .main-wrapper {
    margin-left: 0;
  }
  .floating-navbar {
    margin: 0 14px 20px 14px;
  }
  .content-body {
    padding: 0 14px 32px 14px;
  }
}

/* ===========================================================================
   ATA PEOPLE HUB REFERENCE SHELL
   These rules intentionally replace the earlier floating/gradient dashboard
   chrome with the compact, flat navigation shown in the reference system.
   =========================================================================== */
.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 1000;
  padding: 8px 12px;
  border-radius: 5px;
  background: var(--brand-primary);
  color: #fff;
  font-size: 12px;
  text-decoration: none;
  transform: translateY(-160%);
}

.skip-link:focus { transform: translateY(0); }

.sidebar {
  width: 255px;
  background: #fbfafe;
  border-right: 1px solid #ebe7ef;
  box-shadow: none;
}

.sidebar-header {
  height: 64px;
  padding: 0 18px;
  border: 0;
}

.brand-logo { gap: 10px; }

.brand-icon-box {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: #8348ec;
  box-shadow: none;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
}

.brand-title {
  color: #39344a;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.4px;
  line-height: 1.15;
}

.brand-badge {
  margin-top: 2px;
  color: #17131e;
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 1px;
  line-height: 1;
}

.sidebar-menu-scroll {
  padding: 0 12px 22px;
}

.menu-section-title {
  padding: 4px 8px 10px;
  color: #9c96a6;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0;
}

.nav-item,
.nav-parent {
  min-height: 32px;
  margin: 0;
  padding: 6px 8px;
  border: 0;
  border-radius: 5px;
  appearance: none;
  background: transparent;
  color: #464057;
  font-size: 14px;
  font-weight: 400;
  line-height: 20px;
  gap: 6px;
}

.nav-item:hover,
.nav-parent:hover,
.nav-item:focus-visible,
.nav-parent:focus-visible {
  color: #5f2fb2;
  background: #f1ecf8;
  transform: none;
  outline: none;
}

.nav-item.active {
  background: #eee8f7;
  border: 0;
  box-shadow: none;
  color: #5c29aa;
  font-weight: 500;
  transform: none;
}

.nav-parent.open {
  color: #464057;
  font-weight: 400;
}

.nav-item-content { gap: 10px; }

.nav-icon {
  width: 16px;
  height: 16px;
  color: inherit;
  background: transparent;
  border-radius: 0;
}

.nav-item:hover .nav-icon,
.nav-parent:hover .nav-icon,
.nav-item.active .nav-icon {
  color: inherit;
  background: transparent;
  box-shadow: none;
  transform: none;
}

.nav-parent .nav-chevron {
  color: #878092;
  font-size: 15px;
  line-height: 1;
}

.nav-parent.open .nav-chevron {
  color: #878092;
  transform: rotate(90deg);
}

.nav-submenu {
  margin: 0 0 2px 14px;
  padding: 3px 0 3px 23px;
  border-left: 1px solid #e5e0ea;
  gap: 0;
}

.nav-subitem {
  min-height: 25px;
  padding: 4px 7px 4px 0;
  border-radius: 4px;
  color: #201c28;
  font-size: 12.5px;
  font-weight: 400;
  line-height: 17px;
}

.nav-subitem:hover,
.nav-subitem:focus-visible {
  padding-left: 0;
  color: #6e3ac6;
  background: transparent;
  outline: none;
}

.nav-subitem.active {
  padding-left: 0;
  border-left: 0;
  border-radius: 4px;
  background: transparent;
  color: #6e3ac6;
  font-weight: 500;
}

.nav-badge {
  height: 17px;
  min-width: 18px;
  padding: 1px 5px;
  font-size: 10px;
}

.sidebar-footer {
  padding: 10px 12px;
  border-top: 1px solid #ebe7ef;
  background: #fbfafe;
}

.mini-user-card {
  padding: 6px 7px;
  border-radius: 8px;
  background: #f7f6f9;
}

.mini-avatar { border-color: #ddd5eb; }

.main-wrapper { margin-left: 255px; }

.floating-navbar {
  position: sticky;
  top: 0;
  min-height: 64px;
  margin: 0;
  padding: 12px 30px;
  border: 0;
  border-bottom: 1px solid var(--border-subtle);
  border-radius: 0;
  background: var(--bg-navbar);
  box-shadow: none;
  backdrop-filter: none;
}

.breadcrumb-path {
  font-size: 11px;
  font-weight: 400;
  color: var(--text-muted);
}

.breadcrumb-title {
  margin-top: 2px;
  color: #2f2a40;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.2px;
}

.navbar-controls {
  gap: 8px;
  padding: 0;
  background: transparent;
  border-radius: 0;
  box-shadow: none;
}

.nav-action-btn {
  width: 32px;
  height: 32px;
  border-radius: 5px;
  color: #5f596e;
}

.nav-action-btn:hover,
.nav-action-btn:focus-visible {
  background: #f1ecf8;
  color: #6936bb;
  outline: none;
}

.nav-language {
  min-width: 32px;
  height: 32px;
  padding: 0 7px;
  border: 1px solid var(--border-light);
  border-radius: 5px;
  background: #fff;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
}

.nav-avatar-btn {
  width: 32px;
  height: 32px;
  border: 1px solid #ddd5eb;
}

.content-body { padding: 28px 30px 42px; }

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

@media (max-width: 1080px) {
  .sidebar { box-shadow: 8px 0 32px rgba(37, 29, 49, 0.12); }
  .floating-navbar { margin: 0; padding: 12px 16px; }
  .content-body { padding: 20px 16px 32px; }
}

/* Tablet: keep the sidebar present as a compact rail, with an explicit
   expansion control. Desktop stays full-width; phones retain the drawer. */
.tablet-sidebar-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 5px;
  background: transparent;
  color: #625b70;
  cursor: pointer;
}

@media (min-width: 768px) and (max-width: 1080px) {
  .sidebar {
    width: 68px;
    transform: none !important;
    box-shadow: none;
  }

  .main-wrapper { margin-left: 68px; }

  .sidebar-header {
    position: relative;
    padding: 0 4px;
  }

  .brand-logo { display: none; gap: 0; }
  .brand-info { display: none; }

  .tablet-sidebar-toggle {
    position: absolute;
    top: 10px;
    right: 12px;
    display: inline-flex;
    width: 44px;
    height: 44px;
  }

  .tablet-sidebar-toggle:hover,
  .tablet-sidebar-toggle:focus-visible {
    background: #f1ecf8;
    color: #6936bb;
    outline: none;
  }

  .sidebar-menu-scroll { padding: 4px 10px 16px; }
  .menu-section-title { display: none; }

  .nav-item,
  .nav-parent {
    min-height: 44px;
    justify-content: center;
    padding: 10px;
  }

  .nav-item-content { justify-content: center; }
  .nav-item-content > span:last-child,
  .nav-parent .nav-chevron,
  .nav-badge,
  .nav-submenu { display: none !important; }

  .nav-icon { width: 20px; height: 20px; }
  .nav-group { margin: 0 0 4px; }

  .sidebar-footer { padding: 10px; }
  .mini-user-card { justify-content: center; padding: 4px; background: transparent; }
  .mini-user-info,
  .sidebar-footer .btn { display: none; }
  .mini-avatar { width: 30px; height: 30px; }

  .tablet-sidebar-expanded .sidebar { width: 255px; }
  .tablet-sidebar-expanded .main-wrapper { margin-left: 255px; }
  .tablet-sidebar-expanded .sidebar-header { padding: 0 18px; }
  .tablet-sidebar-expanded .brand-logo { display: flex; gap: 10px; }
  .tablet-sidebar-expanded .brand-info { display: flex; }
  .tablet-sidebar-expanded .tablet-sidebar-toggle svg { transform: rotate(180deg); }
  .tablet-sidebar-expanded .sidebar-menu-scroll { padding: 0 12px 22px; }
  .tablet-sidebar-expanded .menu-section-title { display: block; }

  .tablet-sidebar-expanded .nav-item,
  .tablet-sidebar-expanded .nav-parent {
    min-height: 32px;
    justify-content: space-between;
    padding: 6px 8px;
  }

  .tablet-sidebar-expanded .nav-item-content { justify-content: flex-start; }
  .tablet-sidebar-expanded .nav-item-content > span:last-child,
  .tablet-sidebar-expanded .nav-parent .nav-chevron { display: inline; }
  .tablet-sidebar-expanded .nav-icon { width: 16px; height: 16px; }
  .tablet-sidebar-expanded .nav-submenu.open { display: flex !important; }
  .tablet-sidebar-expanded .sidebar-footer { padding: 10px 12px; }
  .tablet-sidebar-expanded .mini-user-card { justify-content: flex-start; padding: 6px 7px; background: #f7f6f9; }
  .tablet-sidebar-expanded .mini-user-info { display: block; }
  .tablet-sidebar-expanded .sidebar-footer .btn { display: inline-flex; }
}

@media (max-width: 767px) {
  .sidebar { width: 255px; transform: translateX(-100%); }
  .sidebar.mobile-open { transform: translateX(0); }
  .main-wrapper { margin-left: 0; }
  #btn-mobile-menu { display: flex !important; }
  .tablet-sidebar-toggle { display: none !important; }
}

/* Dashboard header and account treatment from the reference system. */
.nav-user-summary {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  gap: 8px;
  padding: 0 4px;
  border: 0;
  background: transparent;
  color: var(--text-primary);
  cursor: pointer;
  text-align: left;
}

.nav-user-status { width: 8px; height: 8px; border-radius: 50%; background: #cfd8e5; }
.nav-user-copy { display: grid; gap: 1px; }
.nav-user-copy strong { font-size: 12px; font-weight: 600; line-height: 15px; }
.nav-user-copy small { color: #878094; font-size: 9px; line-height: 12px; }
.nav-user-summary:hover .nav-user-copy strong, .nav-user-summary:focus-visible .nav-user-copy strong { color: #6936bb; }
.nav-avatar-btn { display: none; }
.route-dashboard .breadcrumb-path { display: none; }
.route-dashboard .breadcrumb-title { margin: 0; font-size: 13px; font-weight: 600; letter-spacing: 0; }

.mini-avatar { display: none; }
.mini-user-monogram { display: inline-flex; width: 24px; align-items: center; justify-content: center; color: #7b42d7; font-size: 12px; font-weight: 600; flex: 0 0 auto; }
.mini-user-card { background: transparent; }
.route-dashboard .nav-item.active { border: 2px solid #1673e8; padding: 4px 6px; }

@media (max-width: 767px) {
  .nav-user-copy { display: none; }
  .nav-user-summary { min-width: 32px; justify-content: center; }
}

/* ===========================================================================
   EXPANDABLE SIDEBAR — ATA PEOPLE HUB
   A warm, composed navigation treatment that reuses the Horizon semantic
   tokens. The full menu is the default; the rail is an intentional compact
   state, never the default desktop experience.
   =========================================================================== */
.sidebar {
  width: var(--sidebar-expanded);
  background: var(--color-surface);
  border-right-color: var(--color-border);
  box-shadow: none;
  overflow: hidden;
  transition: width var(--duration-slow) var(--ease-standard), transform var(--duration-normal) var(--ease-standard);
}

.sidebar-header {
  height: 5.5rem;
  padding: 0 var(--space-5);
  border-bottom: 0;
}

.brand-logo { gap: var(--space-3); min-width: 0; }

.brand-icon-box {
  width: var(--control-lg);
  height: var(--control-lg);
  border-radius: 50%;
  background: var(--color-action);
  box-shadow: none;
  color: var(--color-on-action);
  font-size: var(--font-size-xl);
  font-weight: 600;
}

.brand-title {
  color: var(--color-text);
  font-size: var(--font-size-xl);
  font-weight: 700;
  letter-spacing: var(--letter-tight);
}

.brand-badge {
  margin-top: var(--space-1);
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
}

.sidebar-collapse-toggle {
  width: var(--control-md);
  height: var(--control-md);
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: background-color var(--duration-fast) var(--ease-standard), color var(--duration-fast) var(--ease-standard), border-color var(--duration-fast) var(--ease-standard);
}

.sidebar-collapse-toggle:hover {
  border-color: var(--color-border-strong);
  background: var(--color-surface-hover);
  color: var(--color-text);
}

.sidebar-collapse-toggle:active { background: var(--color-surface-active); }
.sidebar-collapse-toggle:focus-visible { outline: none; box-shadow: var(--shadow-focus); }

.sidebar-menu-scroll { padding: var(--space-5) var(--space-3) var(--space-8); }

.menu-section-title {
  padding: var(--space-3) var(--space-3) var(--space-4);
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.025em;
}

.nav-item,
.nav-parent {
  min-height: var(--control-lg);
  margin: 0 0 var(--space-1);
  padding: 0 var(--space-4);
  border: 0;
  border-radius: var(--radius-lg);
  background: transparent;
  color: var(--color-text-secondary);
  font-size: var(--font-size-lg);
  font-weight: 500;
  line-height: var(--line-height-tight);
  transition: background-color var(--duration-fast) var(--ease-standard), color var(--duration-fast) var(--ease-standard);
}

.nav-item:hover,
.nav-parent:hover {
  background: var(--color-surface-hover);
  color: var(--color-text);
  transform: none;
}

.nav-item:active,
.nav-parent:active { background: var(--color-surface-active); }

.nav-item:focus-visible,
.nav-parent:focus-visible,
.nav-subitem:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

.nav-item.active {
  background: var(--color-action-strong);
  box-shadow: none;
  color: var(--color-text-inverse);
  font-weight: 600;
  transform: none;
}

[data-theme='dark'] .nav-item.active {
  background: var(--color-action);
  box-shadow: none;
  color: var(--color-on-action);
}

.route-dashboard .nav-item.active {
  padding: 0 var(--space-4);
  border: 0;
}

.nav-parent.open { color: var(--color-text); font-weight: 600; }
.nav-item-content { gap: var(--space-3); }
.nav-icon { width: var(--icon-md); height: var(--icon-md); color: currentColor; }
.nav-item:hover .nav-icon,
.nav-parent:hover .nav-icon,
.nav-item.active .nav-icon { color: currentColor; background: transparent; transform: none; }
.nav-item.active .nav-icon { background: transparent; }

.nav-parent .nav-chevron {
  color: var(--color-text-muted);
  font-size: var(--font-size-lg);
  transition: transform var(--duration-fast) var(--ease-standard);
}

.nav-parent.open .nav-chevron { color: var(--color-text-secondary); }

.nav-submenu {
  margin: 0 0 var(--space-2) var(--space-6);
  padding: var(--space-1) 0 var(--space-1) var(--space-4);
  border-left-color: var(--color-border);
}

.nav-subitem {
  min-height: 2.25rem;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  line-height: var(--line-height-tight);
  transition: background-color var(--duration-fast) var(--ease-standard), color var(--duration-fast) var(--ease-standard);
}

.nav-subitem:hover { padding-left: var(--space-3); background: var(--color-surface-hover); color: var(--color-text); }
.nav-subitem.active { padding-left: var(--space-3); border-left: 0; background: var(--color-action-soft); color: var(--color-action); font-weight: 600; }
[data-theme='dark'] .nav-subitem.active { background: var(--color-surface-active); color: var(--color-text); }

.sidebar-footer { padding: var(--space-4) var(--space-3); border-top-color: var(--color-border); background: var(--color-surface); }
.mini-user-card { min-height: var(--control-lg); padding: var(--space-2) var(--space-3); border-radius: var(--radius-lg); background: transparent; transition: background-color var(--duration-fast) var(--ease-standard); }
.mini-user-card:hover, .mini-user-card:focus-visible { background: var(--color-surface-hover); outline: none; }
.mini-user-monogram { width: var(--control-sm); height: var(--control-sm); border-radius: var(--radius-sm); background: var(--color-action-soft); color: var(--color-action); font-size: var(--font-size-md); }
.mini-user-name { font-size: var(--font-size-md); color: var(--color-text); }
.mini-user-role { font-size: var(--font-size-xs); color: var(--color-text-secondary); }

.main-wrapper { margin-left: var(--sidebar-expanded); transition: margin-left var(--duration-slow) var(--ease-standard); }

@media (min-width: 768px) {
  body.sidebar-collapsed .sidebar { width: var(--sidebar-rail); }
  body.sidebar-collapsed .main-wrapper { margin-left: var(--sidebar-rail); }
  body.sidebar-collapsed .sidebar-header { padding: 0 var(--space-4); justify-content: center; }
  body.sidebar-collapsed .brand-info,
  body.sidebar-collapsed .menu-section-title,
  body.sidebar-collapsed .nav-item-content > span:last-child,
  body.sidebar-collapsed .nav-parent .nav-chevron,
  body.sidebar-collapsed .nav-submenu,
  body.sidebar-collapsed .mini-user-info,
  body.sidebar-collapsed .sidebar-footer .btn { display: none !important; }
  body.sidebar-collapsed .brand-logo { display: none; }
  body.sidebar-collapsed .sidebar-collapse-toggle { width: var(--control-lg); height: var(--control-lg); }
  body.sidebar-collapsed .sidebar-collapse-toggle svg { transform: rotate(180deg); }
  body.sidebar-collapsed .sidebar-menu-scroll { padding: var(--space-5) var(--space-3); overflow: visible; }
  body.sidebar-collapsed .nav-item,
  body.sidebar-collapsed .nav-parent { justify-content: center; padding: 0; position: relative; }
  body.sidebar-collapsed.route-dashboard .nav-item.active { padding: 0; }
  body.sidebar-collapsed .nav-item-content { justify-content: center; }
  body.sidebar-collapsed .nav-icon { width: var(--icon-lg); height: var(--icon-lg); }
  body.sidebar-collapsed .sidebar-footer { padding: var(--space-4) var(--space-3); }
  body.sidebar-collapsed .mini-user-card { justify-content: center; padding: var(--space-2); }
}

@media (max-width: 767px) {
  .sidebar { width: var(--sidebar-expanded); }
  .sidebar-collapse-toggle { display: none; }
}