/* =============================================================================
   LAYOUT STYLES
   Login screen, main app frame, sidebar navigation, top header bar, and mobile responsive wrappers.
   ============================================================================= */

/* ---------- Login Screen Layout ---------- */
    /* ---------- Login Screen ---------- */
    #loginScreen.shown {
      display: grid;
    }

    #loginScreen {
      display: none;
      min-height: 100vh;
      grid-template-columns: 50% 50%;
      width: 100%;
      --mikano-blue: var(--accent);
      --mikano-navy: var(--ink);
      --mikano-blue-light: var(--accent-soft);
      --mikano-text-soft: var(--muted);
      --mikano-border: var(--line);
    }

    /* Left Panel */
    .left-panel {
      position: relative;
      height: 100vh;
      display: flex;
      flex-direction: column;
      background: var(--card);
      overflow: hidden;
      justify-content: space-between;
      padding: var(--space-7) var(--space-8) 0 var(--space-8);
      z-index: 1;
    }

    .left-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      width: 100%;
      gap: var(--space-4);
    }

    /* The logo has dark lettering on transparency: in dark mode it sits on a light plate */
    .brand-logo {
      display: inline-block;
      background: var(--logo-plate);
      border-radius: var(--radius-md);
      padding: var(--space-2) var(--space-3);
    }

    .brand-logo img {
      height: clamp(64px, 5.5vw, 110px);
      width: auto;
      max-width: min(380px, 80%);
      object-fit: contain;
      display: block;
    }

    .slogan-badge {
      font-size: clamp(0.72rem, 0.8vw, 0.9rem);
      font-weight: 700;
      letter-spacing: 0.12em;
      color: var(--muted);
      text-transform: uppercase;
      display: flex;
      align-items: center;
      gap: var(--space-2);
      flex-shrink: 0;
    }

    .slogan-badge::before {
      content: "";
      display: inline-block;
      width: 24px;
      height: 2px;
      background: var(--line-strong);
    }

    .left-content {
      margin-top: clamp(var(--space-5), 5vh, var(--space-8));
      margin-bottom: clamp(var(--space-4), 3.5vh, var(--space-7));
    }

    .hero-title {
      font-size: 2.3rem;
      font-weight: 700;
      line-height: 1.15;
      color: var(--ink);
      margin: 0 0 var(--space-3) 0;
      letter-spacing: -0.5px;
    }

    .hero-title .blue-text {
      color: var(--accent);
    }

    .hero-desc {
      font-size: 0.98rem;
      color: var(--muted);
      margin: 0 0 var(--space-6) 0;
      line-height: 1.5;
      font-weight: 400;
    }

    /* 1x4 Features Grid */
    .features-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: var(--space-4);
      margin-bottom: var(--space-5);
    }

    .feature-card {
      display: flex;
      flex-direction: column;
    }

    .feature-icon-box {
      width: 42px;
      height: 42px;
      border-radius: var(--radius-md);
      background: var(--accent-soft);
      color: var(--accent);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.15rem;
      margin-bottom: var(--space-3);
      flex-shrink: 0;
    }

    .feature-card-title {
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--ink);
      line-height: 1.25;
      margin-bottom: var(--space-1);
    }

    .feature-card-desc {
      font-size: 0.74rem;
      color: var(--muted);
      line-height: 1.35;
    }

    /* Hero Photo & Overlays */
    .hero-photo-container {
      position: relative;
      /* Bleeds across the left panel's side padding to both edges */
      width: calc(100% + 2 * var(--space-8));
      margin-left: calc(-1 * var(--space-8));
      height: clamp(380px, 44vh, 520px);
      margin-top: auto;
      overflow: hidden;
    }

    .hero-photo-container img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      object-position: center top;
      display: block;
    }

    .hero-photo-top-blend {
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 110px;
      background: linear-gradient(180deg, var(--card) 0%, rgb(var(--card-rgb) / 0.75) 40%, rgb(var(--card-rgb) / 0) 100%);
      pointer-events: none;
      z-index: 1;
    }

    .hero-photo-footer {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      padding: var(--space-4) var(--space-8);
      background: linear-gradient(180deg, rgb(var(--navy-rgb) / 0) 0%, rgb(var(--navy-rgb) / 0.75) 50%, rgb(var(--navy-rgb) / 0.95) 100%);
      color: var(--on-navy-soft);
      font-size: 0.76rem;
      font-weight: 500;
      letter-spacing: 0.04em;
      z-index: 2;
      display: flex;
      align-items: center;
      gap: var(--space-2);
    }

    /* Right Panel (Background Shapes & Blends) */
    .right-panel {
      position: relative;
      height: 100vh;
      background: var(--bg);
      display: flex;
      align-items: center;
      justify-content: center;
      padding: var(--space-7);
      overflow: hidden;
    }

    .bg-shapes-svg {
      opacity: var(--login-shapes-opacity);
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      pointer-events: none;
      z-index: 0;
    }

    /* Floating Login Card */
    .login-card {
      position: relative;
      z-index: 10;
      width: 100%;
      max-width: 485px;
      background: var(--card);
      border-radius: var(--radius-xl);
      padding: var(--space-7);
      box-shadow: 0 20px 50px rgb(var(--shadow-rgb) / 0.07), 0 2px 8px rgb(var(--shadow-rgb) / 0.03);
      border: 1px solid var(--line);
    }

    .card-brand {
      display: flex;
      align-items: center;
      gap: var(--space-3);
      margin-bottom: var(--space-5);
    }

    .card-brand-icon {
      width: 44px;
      height: 44px;
      border-radius: var(--radius-lg);
      background: var(--accent-bg);
      color: var(--on-navy);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.25rem;
      box-shadow: 0 4px 12px rgb(var(--accent-rgb) / 0.25);
      flex-shrink: 0;
    }

    .card-brand-title {
      font-size: 1.3rem;
      font-weight: 700;
      color: var(--ink);
      line-height: 1.15;
    }

    .card-brand-sub {
      font-size: 0.8rem;
      color: var(--muted);
      margin-top: var(--space-half);
    }

    .login-header-group {
      margin-bottom: var(--space-5);
    }

    .login-welcome-title {
      font-size: 1.65rem;
      font-weight: 700;
      color: var(--ink);
      margin: 0 0 var(--space-1) 0;
      letter-spacing: -0.3px;
    }

    .login-welcome-sub {
      font-size: 0.88rem;
      color: var(--muted);
      line-height: 1.4;
      margin: 0;
    }

    .login-err {
      color: var(--err);
      font-size: 0.85rem;
      margin: 0 0 var(--space-3);
      padding: var(--space-2) var(--space-3);
      background: var(--err-soft);
      border-radius: var(--radius-md);
      border: 1px solid var(--err-line);
    }

    .login-err:empty {
      display: none;
    }

    /* Entra Button */
    .btn-entra {
      width: 100%;
      height: 50px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 var(--space-4);
      border: 1px solid var(--line-strong);
      border-radius: var(--radius-md);
      background: var(--card);
      color: var(--ink);
      font-size: 0.9rem;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.15s ease;
    }

    .btn-entra:hover {
      border-color: var(--subtle);
      background: var(--bg);
      box-shadow: 0 2px 6px rgb(var(--shadow-rgb) / 0.04);
    }

    .ms-logo {
      display: grid;
      grid-template-columns: 1fr 1fr;
      grid-template-rows: 1fr 1fr;
      gap: var(--space-half);
      width: 18px;
      height: 18px;
      flex-shrink: 0;
    }

    .ms-logo i {
      display: block;
    }

    .ms-logo i:nth-child(1) {
      background: var(--ms-red);
    }

    .ms-logo i:nth-child(2) {
      background: var(--ms-green);
    }

    .ms-logo i:nth-child(3) {
      background: var(--ms-blue);
    }

    .ms-logo i:nth-child(4) {
      background: var(--ms-yellow);
    }

    .btn-entra-text {
      flex: 1;
      text-align: center;
      font-weight: 600;
      font-size: 0.9rem;
      color: var(--ink);
    }

    .btn-entra-chev {
      color: var(--subtle);
      font-size: 1.1rem;
      line-height: 1;
    }

    /* Divider */
    .login-divider {
      display: flex;
      align-items: center;
      gap: var(--space-4);
      margin: var(--space-5) 0;
      color: var(--muted);
      font-size: 0.72rem;
      font-weight: 600;
      letter-spacing: 0.08em;
    }

    .login-divider::before,
    .login-divider::after {
      content: "";
      flex: 1;
      height: 1px;
      background: var(--line);
    }

    /* Form Fields & Input Icons */
    .form-group {
      margin-bottom: var(--space-4);
    }

    .form-group label {
      display: block;
      font-size: 0.82rem;
      font-weight: 700;
      color: var(--ink-soft);
      margin-bottom: var(--space-2);
    }

    .input-with-icon {
      position: relative;
      width: 100%;
      display: flex;
      align-items: center;
    }

    .input-icon-left {
      position: absolute;
      left: 14px;
      color: var(--subtle);
      pointer-events: none;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .input-with-icon input {
      width: 100%;
      height: 48px;
      padding-left: 42px;   /* clears the field icon; not spacing */
      padding-right: var(--space-4);
      border: 1px solid var(--line-strong);
      border-radius: var(--radius-md);
      font-size: 0.9rem;
      background: var(--card);
      color: var(--ink);
      transition: border-color 0.15s ease, box-shadow 0.15s ease;
      outline: none;
    }

    .input-with-icon input:focus {
      border-color: var(--accent);
      box-shadow: 0 0 0 3px rgb(var(--accent-rgb) / 0.12);
    }

    .pw-input-wrap input {
      padding-right: 44px;   /* clears the show-password button */
    }

    /* Hide native browser password reveal/clear icons (Edge & WebKit) to prevent duplicate eye icons */
    input[type="password"]::-ms-reveal,
    input[type="password"]::-ms-clear {
      display: none !important;
      width: 0 !important;
      height: 0 !important;
      pointer-events: none !important;
    }

    input[type="password"]::-webkit-credentials-auto-fill-button {
      visibility: hidden !important;
      pointer-events: none !important;
      position: absolute;
      right: 0;
    }

    .pw-eye-btn {
      position: absolute;
      right: 10px;
      background: none;
      border: none;
      color: var(--subtle);
      cursor: pointer;
      padding: var(--space-2);
      display: flex;
      align-items: center;
      justify-content: center;
      outline: none;
      transition: color 0.15s ease;
    }

    .pw-eye-btn:hover {
      color: var(--ink-soft);
    }

    .pw-eye-btn svg {
      display: block;
      width: 18px;
      height: 18px;
    }

    /* Sign In Pill Button */
    .btn-signin {
      width: 100%;
      height: 50px;
      border: none;
      border-radius: var(--radius-md);
      background: var(--accent-bg);
      color: var(--accent-ink);
      font-size: 0.95rem;
      font-weight: 600;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: var(--space-2);
      cursor: pointer;
      margin-top: var(--space-5);
      transition: background 0.15s ease, transform 0.1s ease, box-shadow 0.15s ease;
      box-shadow: 0 4px 14px rgb(var(--accent-rgb) / 0.35);
    }

    .btn-signin:hover:not(:disabled) {
      background: var(--accent-bg-hover);
      box-shadow: 0 6px 18px rgb(var(--accent-rgb) / 0.45);
    }

    .btn-signin:disabled {
      opacity: 0.65;
      cursor: not-allowed;
    }

    .login-card-foot {
      margin-top: var(--space-5);
      text-align: center;
      font-size: 0.75rem;
      color: var(--muted);
      display: flex;
      align-items: center;
      justify-content: center;
      gap: var(--space-1);
    }

    @media (max-width: 1024px) {
      #loginScreen {
        grid-template-columns: 1fr;
      }

      .left-panel {
        height: auto;
        min-height: 0;
        padding: var(--space-6) var(--space-6) var(--space-5);
      }

      .hero-photo-container {
        display: none;
      }

      .features-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .right-panel {
        height: auto;
        min-height: 100vh;
        padding: var(--space-6) var(--space-5);
      }

      .login-card {
        padding: var(--space-6) var(--space-5);
      }
    }

    @media (max-width: 640px) {
      .left-panel {
        padding: var(--space-5) var(--space-5);
      }

      .slogan-badge {
        display: none;
      }

      .features-grid {
        grid-template-columns: 1fr;
      }
    }

    /* ---------- App shell ---------- */
    #app {
      display: none;
      min-height: 100vh;
    }

    #app.shown {
      display: flex;
    }


/* ---------- App Shell & Sidebar ---------- */
    .sidebar {
      position: sticky;
      top: 0;
      width: 270px;
      border-right: 1px solid var(--navy-line);
      height: 100vh;
      max-height: 100vh;
      flex-shrink: 0;
      background: var(--navy);
      color: var(--on-navy-soft);
      display: flex;
      flex-direction: column;
      padding: var(--space-5) var(--space-4);
      box-sizing: border-box;
      z-index: 100;
    }

    .brand {
      display: flex;
      align-items: center;
      gap: var(--space-2);
      margin-bottom: var(--space-4);
    }

    .brand .logo {
      width: 32px;
      height: 32px;
      border-radius: var(--radius-md);
      background: var(--accent-bg);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 0.9rem;
      color: var(--on-navy);
    }

    .brand-name {
      font-weight: 700;
      font-size: 1rem;
      color: var(--on-navy);
    }

    .brand-tag {
      font-size: 0.68rem;
      color: var(--on-navy-muted);
      letter-spacing: 0.03em;
    }

    .user-card {
      background: var(--navy-soft);
      border: 1px solid var(--navy-line);
      border-radius: var(--radius-lg);
      padding: var(--space-3);
      display: flex;
      gap: var(--space-2);
      align-items: center;
      margin-bottom: var(--space-4);
    }

    .avatar {
      width: 34px;
      height: 34px;
      border-radius: 50%;
      background: var(--accent-bg);
      color: var(--on-navy);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 0.78rem;
      flex-shrink: 0;
    }

    .user-card .nm {
      font-size: 0.85rem;
      font-weight: 600;
      color: var(--on-navy);
    }

    .user-card .rl {
      font-size: 0.72rem;
      color: var(--on-navy-muted);
      display: flex;
      gap: var(--space-1);
      align-items: center;
      margin-top: var(--space-half);
    }


/* ---------- Top Header Bar ---------- */
    /* Top Header Bar & Notification Bell */
    .top-header-bar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: var(--space-4);
      padding-bottom: var(--space-3);
      border-bottom: 1px solid var(--line);
    }

    .nav-bell-btn {
      background: var(--card);
      border: 1px solid var(--line);
      color: var(--ink);
      padding: var(--space-2) var(--space-4);
      height: 36px;
      border-radius: var(--radius-md);
      display: inline-flex;
      align-items: center;
      gap: var(--space-2);
      cursor: pointer;
      font-size: 0.84rem;
      font-weight: 600;
      box-shadow: 0 2px 8px rgb(var(--shadow-rgb) / 0.05);
      transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .nav-bell-btn:hover {
      border-color: var(--accent);
      color: var(--accent);
      box-shadow: 0 4px 14px rgb(var(--accent-rgb) / 0.12);
    }

    .nav-bell-badge {
      background: var(--accent-bg);
      color: var(--accent-ink);
      font-size: 0.68rem;
      font-weight: 700;
      padding: var(--space-half) var(--space-2);
      border-radius: var(--radius-sm);
      line-height: 1.3;
      display: inline-block;
    }


/* ---------- Sidebar Navigation Items ---------- */
    .nav-item {
      display: flex;
      align-items: center;
      gap: var(--space-2);
      padding: var(--space-2) var(--space-3);
      border-radius: var(--radius-md);
      font-size: 0.86rem;
      font-weight: 500;
      color: var(--on-navy-soft);
      margin-bottom: var(--space-half);
      cursor: pointer;
      user-select: none;
      position: relative;
      transition: background-color var(--duration-fast) var(--ease-out),
                  transform var(--duration-fast) var(--ease-out),
                  color var(--duration-fast) var(--ease-out),
                  box-shadow var(--duration-fast) var(--ease-out);
    }

    .nav-item i {
      transition: transform var(--duration-fast) var(--ease-out),
                  color var(--duration-fast) var(--ease-out);
    }

    .nav-item:hover {
      background: var(--on-navy-hover);
      color: var(--on-navy);
      transform: translateX(4px);
    }

    .nav-item:hover i {
      transform: scale(1.15);
      color: var(--accent-soft);
    }

    .nav-item:active {
      transform: translateX(2px) scale(0.97) !important;
    }

    .nav-item.active {
      background: var(--accent-bg);
      color: var(--on-navy);
      font-weight: 600;
      box-shadow: 0 4px 14px rgb(var(--accent-rgb) / 0.3);
      transform: translateX(0);
    }

    .nav-item.active i {
      color: var(--on-navy);
    }

    .nav-item .cnt {
      margin-left: auto;
      font-size: 0.7rem;
      font-weight: 600;
      background: var(--on-navy-chip);
      padding: var(--space-half) var(--space-2);
      border-radius: var(--radius-sm);
      transition: background-color var(--duration-fast) var(--ease-out);
    }

    .nav-item:hover .cnt {
      background: var(--on-navy-chip-hover);
    }

    .nav-item.active .cnt {
      background: var(--on-accent-chip);
    }


    .sidebar-nav-scroll {
      flex: 1 1 auto;
      overflow-y: auto;
      min-height: 0;
      margin-bottom: var(--space-2);
      padding-right: var(--space-half);
      -webkit-overflow-scrolling: touch;
    }

    .sidebar-nav-scroll::-webkit-scrollbar {
      width: 4px;
    }
    .sidebar-nav-scroll::-webkit-scrollbar-track {
      background: transparent;
    }
    .sidebar-nav-scroll::-webkit-scrollbar-thumb {
      background: var(--on-navy-rule);
      border-radius: var(--radius-xs);
    }

    .table-list {
      margin-top: var(--space-3);
    }

    /* Department groups in the sidebar table list: a toggle row per
       department, its tables indented beneath it */
    .nav-dept + .nav-dept {
      margin-top: var(--space-half);
    }

    .nav-dept-toggle {
      display: flex;
      align-items: center;
      gap: var(--space-2);
      width: 100%;
      padding: var(--space-2) var(--space-3);
      border: 0;
      border-radius: var(--radius-md);
      background: transparent;
      color: var(--on-navy);
      font: 600 0.86rem var(--font-sans);
      text-align: left;
      cursor: pointer;
      transition: background-color var(--duration-fast) var(--ease-out);
    }

    .nav-dept-toggle:hover {
      background: var(--on-navy-hover);
    }

    .nav-dept-toggle:focus-visible {
      outline: 2px solid var(--accent-soft-strong);
      outline-offset: 1px;
    }

    .nav-dept-name {
      flex: 1;
      min-width: 0;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }

    .nav-dept-toggle .cnt {
      font-size: 0.7rem;
      font-weight: 600;
      color: var(--on-navy-muted);
      background: var(--on-navy-chip);
      padding: var(--space-half) var(--space-2);
      border-radius: var(--radius-sm);
    }

    .nav-dept-chevron {
      flex-shrink: 0;
      color: var(--on-navy-muted);
      transition: transform var(--duration-fast) var(--ease-out);
    }

    .nav-dept-toggle[aria-expanded="true"] .nav-dept-chevron {
      transform: rotate(90deg);
    }

    .nav-dept-tables {
      margin: var(--space-half) 0 var(--space-2) var(--space-4);
      padding-left: var(--space-1);
      border-left: 1px solid var(--on-navy-rule);
    }

    /* Sidebar group labels (A12): small muted caps so they sit below the
       links in the hierarchy and read as headings, not as extra links */
    .nav-section-label {
      padding: 0 var(--space-3);
      margin: var(--space-4) 0 var(--space-1);
      font-size: var(--text-xs);
      font-weight: 600;
      line-height: 1.4;
      text-transform: uppercase;
      letter-spacing: 0.08em;
      color: var(--on-navy-muted);
    }

    .sidebar-nav-scroll > .nav-section-label:first-child {
      margin-top: var(--space-1);
    }

    .sidebar-footer {
      flex-shrink: 0;
      border-top: 1px solid var(--navy-line);
      padding-top: var(--space-3);
      margin-top: auto;
      background: var(--navy);
    }

    /* ---------- Theme switch (Light / Dark / System) in the sidebar footer ---------- */
    .theme-switch {
      display: flex;
      gap: var(--space-1);
      padding: var(--space-1);
      margin-bottom: var(--space-2);
      background: var(--on-navy-chip);
      border-radius: var(--radius-md);
    }

    .theme-switch button {
      flex: 1;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: var(--space-1);
      min-height: 32px;
      border: 0;
      border-radius: var(--radius-sm);
      background: transparent;
      color: var(--on-navy-soft);
      font: 500 var(--text-xs) var(--font-sans);
      cursor: pointer;
      transition: background-color var(--duration-fast) var(--ease-out), color var(--duration-fast) var(--ease-out);
    }

    .theme-switch button:hover {
      background: var(--on-navy-hover);
      color: var(--on-navy);
    }

    .theme-switch button[aria-checked="true"] {
      background: var(--on-navy-chip-active);
      color: var(--on-navy);
    }

    .theme-switch svg {
      width: 14px;
      height: 14px;
    }

    .main {
      flex: 1;
      min-width: 0;
      padding: var(--space-6) var(--space-6);
    }

    /* ---------- Mobile Navigation & Responsive Design System ---------- */
    .mobile-header {
      display: none;
    }
    .sidebar-backdrop {
      display: none;
    }
    .mobile-bottom-nav {
      display: none;
    }
    .view-mode-toggle {
      display: inline-flex;
      background: var(--neutral-soft);
      padding: var(--space-1);
      border-radius: var(--radius-md);
      border: 1px solid var(--line);
      gap: var(--space-half);
    }

/* ---------- Layout Responsive Media Queries ---------- */
    /* Media Queries */
    @media (max-width: 900px) {
      #app {
        flex-direction: column;
      }
      .mobile-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 60px;
        padding: 0 var(--space-4);
        background: var(--navy);
        color: var(--on-navy);
        position: sticky;
        top: 0;
        z-index: 990;
        border-bottom: 1px solid var(--navy-line);
        box-shadow: 0 2px 10px rgb(var(--shadow-rgb) / 0.15);
      }
      .mobile-nav-toggle {
        background: transparent;
        border: none;
        color: var(--on-navy);
        font-size: 1.4rem;
        cursor: pointer;
        width: 42px;
        height: 42px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--radius-md);
        transition: background 0.15s ease;
      }
      .mobile-nav-toggle:active {
        background: var(--navy-soft);
      }
      .mobile-brand {
        display: flex;
        align-items: center;
        gap: var(--space-2);
        font-weight: 700;
        font-size: 0.98rem;
        color: var(--on-navy);
      }
      .mobile-brand .logo {
        width: 30px;
        height: 30px;
        border-radius: var(--radius-md);
        background: var(--accent-bg);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.82rem;
        color: var(--on-navy);
        font-weight: 800;
      }
      .mobile-header-actions {
        display: flex;
        align-items: center;
        gap: var(--space-2);
      }
      .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        width: 285px;
        height: 100vh;
        z-index: 1050;
        transform: translateX(-100%);
        transition: transform var(--duration-normal) var(--ease-out);
        box-shadow: 10px 0 30px rgb(var(--shadow-rgb) / 0.3);
      }
      .sidebar.mobile-open {
        transform: translateX(0);
      }
      .sidebar-backdrop {
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        background: var(--overlay);
        z-index: 1040;
        display: none;
      }
      .sidebar-backdrop.active {
        display: block;
      }
      .main {
        padding: var(--space-5) var(--space-4);
        padding-bottom: 85px;   /* clears the fixed bottom nav bar */
      }
      .top-header-bar {
        display: none;
      }
    }

    @media (max-width: 768px) {
      .page-head {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-3);
      }
      .page-head > div:last-child {
        width: 100%;
        display: flex;
        flex-wrap: wrap;
        gap: var(--space-2);
      }
      .page-head > div:last-child .btn {
        flex: 1;
        min-width: 130px;
        min-height: 44px;
      }
    }

/* ---------- Shell pieces moved from inline styles in index.html (A20) ---------- */
/* Login backdrop gradients: SVG presentation attributes can't read tokens, CSS can */
.bg-stop-card { stop-color: var(--card); }
.bg-stop-accent-strong { stop-color: var(--accent-soft-strong); }
.bg-stop-accent-soft { stop-color: var(--accent-soft); }
.bg-stop-accent-line { stop-color: var(--accent-line); }
.bg-stop-info-soft { stop-color: var(--info-soft); }
.bg-stop-accent { stop-color: var(--accent); }
.bg-line-accent { stroke: var(--accent-line); }
.bg-line-accent-strong { stroke: var(--accent-soft-strong); }

/* Phone header: smaller bell button and the profile avatar as a button */
.nav-bell-btn.nav-bell-compact {
  height: 34px;
  padding: var(--space-1) var(--space-3);
}

.avatar.avatar-btn {
  width: 32px;
  height: 32px;
  font-size: 0.75rem;
  border: 0;
  cursor: pointer;
}

/* Name/role column in the sidebar user card may shrink so long names truncate */
.user-card-text {
  flex: 1;
  min-width: 0;
}

/* Offline queue notice in the sidebar (shown by offline.js) */
.offline-banner { display: flex; }
.offline-sub { font-size: 0.7rem; }

.btn.secondary.btn-logout {   /* outranks .btn.secondary, which loads later */
  width: 100%;
  color: var(--on-navy-soft);
  background: var(--navy-soft);
  border-color: var(--navy-line);
}

/* Bottom-nav bell with its unread count pinned to the corner */
.mobile-nav-icon-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.nav-bell-badge.mobile-bottom-badge {
  position: absolute;
  top: -5px;
  right: -8px;
  min-width: 14px;
  padding: var(--space-half) var(--space-1);
  font-size: 0.62rem;
  line-height: 1;
  text-align: center;
  box-shadow: 0 1px 3px rgb(var(--shadow-rgb) / 0.2);
}

/* Small buttons in the activity drawer header */
.btn.drawer-head-btn { padding: var(--space-1) var(--space-2); }
.btn.btn-xs.drawer-head-btn { font-size: 0.75rem; }