/* ====== THEME COLOR DEFINITIONS ====== */
    :root {
      /* Light theme (default) */
      --color-bg: #f9fafb;
      --color-surface: #fff;
      --color-text: #111827;
      --color-text-muted: #6b7280;
      --color-border: #e5e7eb;
      --color-border-light: #d1d5db;
      --color-primary: #2563eb;
      --color-primary-hover: #3b82f6;
      --color-primary-light: #dbeafe;
      --color-danger: #ef4444;
      --color-danger-light: #fecaca;
      --color-danger-bg: #fef2f2;
      --color-warning: #fcd34d;
      --color-warning-border: #fbbf24;
      --color-warning-bg: #fef3c7;
      --color-warning-light: #fef08a;
      --color-warning-text: #92400e;
      --list-type-shopping-bg: var(--color-warning-bg, #fef3c7);
      --list-type-shopping-fg: var(--color-warning-text, #92400e);
      --color-hover: #f3f4f6;
      --color-btn-bg: #f9fafb;
      --color-btn-border: #9ca3af;
    }
    
    [data-theme="dark"] {
      --color-bg: #1a1a2e;
      --color-surface: #262640;
      --color-text: #e0e0ff;
      --color-text-muted: #9ca3af;
      --color-border: #404060;
      --color-border-light: #505080;
      --color-primary: #5dade2;
      --color-primary-hover: #7dc3f5;
      --color-primary-light: #1e3a52;
      --color-danger: #ff6b6b;
      --color-danger-light: #ff8787;
      --color-danger-bg: #2d1a1a;
      --color-warning: #ffc107;
      --color-warning-border: #ffb300;
      --color-warning-bg: #3d3000;
      --color-warning-light: #ffe082;
      --color-warning-text: #8b6914;
      --list-type-shopping-bg: rgba(0, 0, 0, 0.28);
      --list-type-shopping-fg: #f3f4f6;
      --color-hover: #3d3d50;
      --color-btn-bg: #303045;
      --color-btn-border: #505080;
    }
    
    [data-theme="dark-green"] {
      --color-bg: #07110e;
      --color-surface: #101d16;
      --color-text: #ecfdf3;
      --color-text-muted: #8ec79d;
      --color-border: #2b4333;
      --color-border-light: #35513e;
      --color-primary: #4ade80;
      --color-primary-hover: #86efac;
      --color-primary-light: #103b25;
      --color-danger: #ff6b6b;
      --color-danger-light: #ff8787;
      --color-danger-bg: #2d1a1a;
      --color-warning: #fbbf24;
      --color-warning-border: #f59e0b;
      --color-warning-bg: #3d2c10;
      --color-warning-light: #fde68a;
      --color-warning-text: #fef3c7;
      --list-type-shopping-bg: rgba(0, 0, 0, 0.28);
      --list-type-shopping-fg: #f3f4f6;
      --color-hover: #1f2b23;
      --color-btn-bg: #132018;
      --color-btn-border: #35513e;
    }
    [data-theme="dark-blue"] {
      --color-bg: #07121d;
      --color-surface: #101b2a;
      --color-text: #eef6ff;
      --color-text-muted: #90a8c4;
      --color-border: #273c54;
      --color-border-light: #3f5470;
      --color-primary: #60a5fa;
      --color-primary-hover: #93c5fd;
      --color-primary-light: #14304f;
      --color-danger: #f87171;
      --color-danger-light: #fb7185;
      --color-danger-bg: #2d1118;
      --color-warning: #fbbf24;
      --color-warning-border: #f59e0b;
      --color-warning-bg: #3d2c10;
      --color-warning-light: #fde68a;
      --color-warning-text: #fef3c7;
      --list-type-shopping-bg: rgba(0, 0, 0, 0.28);
      --list-type-shopping-fg: #f3f4f6;
      --color-hover: #17263a;
      --color-btn-bg: #132032;
      --color-btn-border: #3f5470;
    }
    [data-theme="dark-violet"] {
      --color-bg: #140f22;
      --color-surface: #201731;
      --color-text: #f7ebff;
      --color-text-muted: #9d8ac4;
      --color-border: #48345d;
      --color-border-light: #5d4a7d;
      --color-primary: #a78bfa;
      --color-primary-hover: #c4b5fd;
      --color-primary-light: #2d2042;
      --color-danger: #fb7185;
      --color-danger-light: #f472b6;
      --color-danger-bg: #2b1126;
      --color-warning: #fbbf24;
      --color-warning-border: #f59e0b;
      --color-warning-bg: #3d2c10;
      --color-warning-light: #fde68a;
      --color-warning-text: #fef3c7;
      --list-type-shopping-bg: rgba(0, 0, 0, 0.28);
      --list-type-shopping-fg: #f3f4f6;
      --color-hover: #2b2140;
      --color-btn-bg: #1c1630;
      --color-btn-border: #5d4a7d;
    }
    [data-theme="dark-turquoise"] {
      --color-bg: #071718;
      --color-surface: #10252d;
      --color-text: #ecfeff;
      --color-text-muted: #80d5cf;
      --color-border: #23464d;
      --color-border-light: #355d61;
      --color-primary: #2dd4bf;
      --color-primary-hover: #5eead4;
      --color-primary-light: #103637;
      --color-danger: #fb7185;
      --color-danger-light: #f472b6;
      --color-danger-bg: #2b1126;
      --color-warning: #fbbf24;
      --color-warning-border: #f59e0b;
      --color-warning-bg: #3d2c10;
      --color-warning-light: #fde68a;
      --color-warning-text: #fef3c7;
      --list-type-shopping-bg: rgba(0, 0, 0, 0.28);
      --list-type-shopping-fg: #f3f4f6;
      --color-hover: #18323b;
      --color-btn-bg: #10252d;
      --color-btn-border: #355d61;
    }
    [data-theme="dark-red"] {
      --color-bg: #180808;
      --color-surface: #2b1111;
      --color-text: #fff2f2;
      --color-text-muted: #d1a3a3;
      --color-border: #5d2525;
      --color-border-light: #7d3737;
      --color-primary: #fb7185;
      --color-primary-hover: #fda4af;
      --color-primary-light: #3f1218;
      --color-danger: #fb7185;
      --color-danger-light: #fda4af;
      --color-danger-bg: #3f1218;
      --color-warning: #fbbf24;
      --color-warning-border: #f59e0b;
      --color-warning-bg: #3d2c10;
      --color-warning-light: #fde68a;
      --color-warning-text: #fef3c7;
      --list-type-shopping-bg: rgba(0, 0, 0, 0.28);
      --list-type-shopping-fg: #f3f4f6;
      --color-hover: #3b1717;
      --color-btn-bg: #2b1111;
      --color-btn-border: #7d3737;
    }
    [data-theme="green"] {
      --color-bg: #f0fdf4;
      --color-surface: #f8fef7;
      --color-text: #1b4332;
      --color-text-muted: #558659;
      --color-border: #bbf7d0;
      --color-border-light: #a8f5ba;
      --color-primary: #228B22;
      --color-primary-hover: #2fa43d;
      --color-primary-light: #dcf5e0;
      --color-danger: #dc2626;
      --color-danger-light: #ef5350;
      --color-danger-bg: #ffebee;
      --color-warning: #f59e0b;
      --color-warning-border: #ea580c;
      --color-warning-bg: #fff3e0;
      --color-warning-light: #ffe0b2;
      --color-warning-text: #e65100;
      --list-type-shopping-bg: rgba(255, 255, 255, 0.72);
      --list-type-shopping-fg: #1f2937;
      --color-hover: #e6f9ed;
      --color-btn-bg: #f0fdf4;
      --color-btn-border: #86efac;
    }
    
    [data-theme="blue"] {
      --color-bg: #f0f4ff;
      --color-surface: #f9fafe;
      --color-text: #1a2a4a;
      --color-text-muted: #475569;
      --color-border: #bfdbfe;
      --color-border-light: #93c5fd;
      --color-primary: #0066cc;
      --color-primary-hover: #3366ff;
      --color-primary-light: #dbeafe;
      --color-danger: #7c2d12;
      --color-danger-light: #d97706;
      --color-danger-bg: #fef3c7;
      --color-warning: #eab308;
      --color-warning-border: #ca8a04;
      --color-warning-bg: #fef3c7;
      --color-warning-light: #facc15;
      --color-warning-text: #854d0e;
      --list-type-shopping-bg: rgba(255, 255, 255, 0.72);
      --list-type-shopping-fg: #1f2937;
      --color-hover: #e0e7ff;
      --color-btn-bg: #f0f4ff;
      --color-btn-border: #93c5fd;
    }
    
    [data-theme="violet"] {
      --color-bg: #faf5ff;
      --color-surface: #fdf5fe;
      --color-text: #2d1b4e;
      --color-text-muted: #6b5b95;
      --color-border: #e9d5ff;
      --color-border-light: #ddd6fe;
      --color-primary: #7c3aed;
      --color-primary-hover: #a78bfa;
      --color-primary-light: #f3e8ff;
      --color-danger: #dc2626;
      --color-danger-light: #f87171;
      --color-danger-bg: #fee2e2;
      --color-warning: #f59e0b;
      --color-warning-border: #d97706;
      --color-warning-bg: #fef3c7;
      --color-warning-light: #fcd34d;
      --color-warning-text: #92400e;
      --list-type-shopping-bg: rgba(255, 255, 255, 0.72);
      --list-type-shopping-fg: #1f2937;
      --color-hover: #f3e8ff;
      --color-btn-bg: #faf5ff;
      --color-btn-border: #ddd6fe;
    }
    
    [data-theme="turquoise"] {
      --color-bg: #f0fffe;
      --color-surface: #f7fffd;
      --color-text: #0f766e;
      --color-text-muted: #2d6a63;
      --color-border: #ccfbf1;
      --color-border-light: #99f6e4;
      --color-primary: #0891b2;
      --color-primary-hover: #06b6d4;
      --color-primary-light: #cffafe;
      --color-danger: #dc2626;
      --color-danger-light: #ef5350;
      --color-danger-bg: #ffebee;
      --color-warning: #f59e0b;
      --color-warning-border: #ea580c;
      --color-warning-bg: #fff3e0;
      --color-warning-light: #ffe0b2;
      --color-warning-text: #e65100;
      --list-type-shopping-bg: rgba(255, 255, 255, 0.72);
      --list-type-shopping-fg: #1f2937;
      --color-hover: #ccfbf1;
      --color-btn-bg: #f0fffe;
      --color-btn-border: #99f6e4;
    }
    
    [data-theme="red"] {
      --color-bg: #ffe6e6;
      --color-surface: #fff5f5;
      --color-text: #3a1a1a;
      --color-text-muted: #8b4444;
      --color-border: #fca5a5;
      --color-border-light: #f87171;
      --color-primary: #dc2626;
      --color-primary-hover: #ef4444;
      --color-primary-light: #fee2e2;
      --color-danger: #991b1b;
      --color-danger-light: #c33a3a;
      --color-danger-bg: #340a0a;
      --color-warning: #d97706;
      --color-warning-border: #b45309;
      --color-warning-bg: #fef3c7;
      --color-warning-light: #fcd34d;
      --color-warning-text: #92400e;
      --list-type-shopping-bg: rgba(255, 255, 255, 0.72);
      --list-type-shopping-fg: #1f2937;
      --color-hover: #ffd1d1;
      --color-btn-bg: #ffe6e6;
      --color-btn-border: #f87171;
    }

    /* ====== STYLES USING THEME VARIABLES ====== */
    * { box-sizing: border-box; }
    body { 
      font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif; 
      margin:0; padding:0; 
      background:var(--color-bg, #f9fafb); 
      color:var(--color-text, #111827);
    }
    .app { display:flex; height:100vh; overflow-x:hidden; }
    .auth-shell {
      min-height:100vh;
      display:flex;
      align-items:center;
      justify-content:center;
      padding:24px;
      background:var(--color-bg, #f9fafb);
    }
    .auth-card {
      width:min(420px, 100%);
      padding:24px;
      border:1px solid var(--color-border, #e5e7eb);
      border-radius:16px;
      background:var(--color-surface, #fff);
      box-shadow:0 8px 24px rgba(15, 23, 42, 0.08);
    }
    .auth-card h1 {
      margin:0 0 8px 0;
      font-size:1.4em;
    }
    .auth-card p {
      margin:0 0 16px 0;
      color:var(--color-text-muted, #6b7280);
    }
    .auth-form {
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .auth-form input {
      padding:10px 12px;
      border:1px solid var(--color-border, #d1d5db);
      border-radius:8px;
      font-size:0.95em;
      background:var(--color-surface, #fff);
      color:var(--color-text, #111827);
    }
    .auth-form input:focus {
      outline:none;
      border-color:var(--color-primary, #3b82f6);
      box-shadow:0 0 0 3px rgba(59,130,246,0.12);
    }
    .auth-checkbox {
      display:flex;
      align-items:center;
      gap:8px;
      color:var(--color-text-muted, #6b7280);
      font-size:0.9em;
    }
    .auth-switch {
      margin-top:12px;
      text-align:center;
      color:var(--color-text-muted, #6b7280);
      font-size:0.9em;
    }
    .auth-link {
      display:inline-block;
      margin-top:10px;
      color:var(--color-primary, #2563eb);
      text-decoration:none;
      font-size:0.9em;
      font-weight:600;
    }
    .auth-link:hover {
      color:var(--color-primary-hover, #3b82f6);
      text-decoration:underline;
    }
    .auth-switch button {
      background:none;
      border:none;
      color:var(--color-primary, #2563eb);
      cursor:pointer;
      padding:0;
      font:inherit;
    }
    .auth-message {
      min-height:1.2em;
      margin-top:10px;
      color:var(--color-danger, #ef4444);
      font-size:0.9em;
    }
    .sidebar { 
      width:280px; 
      border-right:1px solid var(--color-border, #e5e7eb); 
      padding:16px; 
      background:var(--color-surface, #fff);
      overflow:auto; 
    }
    .main { 
      flex:1; 
      padding:20px; 
      overflow:auto; 
    }
    .list-item { 
      display:flex;
      align-items:center;
      padding:10px 12px; 
      cursor:pointer; 
      border-radius:8px; 
      margin-bottom:6px;
      background:var(--color-surface, #fff);
      border:1px solid var(--color-border, #e5e7eb);
      transition: all 0.2s ease;
    }
    .list-item:hover { 
      background:var(--color-hover, #f3f4f6); 
      border-color:var(--color-border-light, #d1d5db);
      transform: translateX(2px);
    }
    .list-item.active { 
      background:var(--color-primary-light, #dbeafe); 
      border-color:var(--color-primary, #3b82f6);
      box-shadow: 0 1px 3px rgba(37,99,235,0.2);
    }
    .list-item-title {
      flex:1;
      font-weight:500;
    }
    .list-item-count {
      font-size:0.85em;
      color:var(--color-text-muted, #6b7280);
      margin-left:4px;
    }
    .list-type-label {
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-width:1.5em;
      min-height:1.5em;
      margin-left:0;
      margin-right:6px;
      padding:2px 6px;
      border-radius:999px;
      font-size:0.95em;
      font-weight:600;
      line-height:1;
      vertical-align:middle;
      background:var(--color-warning-bg, #fef3c7);
      color:var(--color-warning-text, #92400e);
    }
    .list-type-label[data-list-type="shopping-list"] {
      background: var(--list-type-shopping-bg, var(--color-warning-bg, #fef3c7));
      color: var(--list-type-shopping-fg, var(--color-warning-text, #92400e));
    }
    .empty-state {
      padding:16px;
      text-align:center;
      color:var(--color-text-muted, #6b7280);
      background:var(--color-surface, #fff);
      border:1px dashed var(--color-border, #e5e7eb);
      border-radius:8px;
    }
    .list-item.active .list-item-count {
      color:var(--color-primary, #2563eb);
    }
    .items { margin-top:16px; }
    .item { 
      display:flex; 
      gap:10px; 
      align-items:center; 
      padding:12px; 
      background:var(--color-surface, #fff);
      border:1px solid var(--color-border, #e5e7eb);
      border-radius:6px;
      margin-bottom:8px;
      transition: all 0.2s ease;
    }
    .item:hover {
      border-color:var(--color-border-light, #d1d5db);
      box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    }
    .item input[type=checkbox] {
      width:18px;
      height:18px;
      cursor:pointer;
    }
    .item-title {
      flex:1;
      display:flex;
      align-items:center;
      gap:6px;
      min-width:0;
      font-size:0.95em;
    }
    .item-title-text {
      flex:1;
      min-width:0;
    }
    .item-icon {
      display:inline-flex;
      align-items:center;
      justify-content:center;
      flex:0 0 auto;
      width:1.2em;
      font-size:1.05em;
      line-height:1;
    }
    .item-icon-checked {
      opacity:0.7;
    }
    .item-icon-suggestion {
      opacity:0.9;
    }
    .suggestion-item-title {
      flex:1;
      display:flex;
      align-items:center;
      gap:6px;
      min-width:0;
      font-size:0.9em;
      color:var(--color-warning-text, #92400e);
    }
    .item input[type=text] { 
      flex:1; 
      padding:8px;
      border:1px solid var(--color-border, #d1d5db);
      border-radius:6px;
      font-size:0.95em;
    }
    .notes-field {
      position: relative;
      display: inline-flex;
      align-items: center;
      width: 110px;
      max-width: 110px;
      flex: 0 0 110px;
    }
    .notes-input {
      width: 85px;
      box-sizing: border-box;
      padding: 3px 5px;
      padding-right: 3px;
      border: 1px solid var(--color-border, #d1d5db);
      border-radius: 3px;
      font-size: 11px;
      background: var(--color-surface, #fff);
      color: var(--color-text, #111827);
      line-height: 1.2;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }
    .btn.btn-icon.notes-clear-btn {
      position: absolute;
      top: 50%;
      right: 3px;
      transform: translateY(-50%);
      padding: 1px 3px;
      font-size: 10px;
      line-height: 1;
      min-width: 14px;
      min-height: 14px;
      width: 14px;
      height: 14px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 3px;
    }
    .topbar { 
      display:flex; 
      gap:8px; 
      margin-bottom:16px; 
    }
    .create-list-btn {
      flex: 1;
      justify-content: center;
      width: 100%;
      min-height: 44px;
      padding: 10px 12px;
      font-size: 1.3rem;
      font-weight: 700;
      line-height: 1;
    }
    .topbar input {
      flex:1;
      padding:10px 12px;
      border:1px solid var(--color-border, #d1d5db);
      border-radius:6px;
      font-size:0.95em;
      transition: border-color 0.2s ease;
    }
    .topbar input:focus {
      outline:none;
      border-color:var(--color-primary, #3b82f6);
      box-shadow: 0 0 0 3px rgba(59,130,246,0.1);
    }
    h2 {
      margin:0 0 20px 0;
      font-size:1.5em;
      color:var(--color-text, #111827);
    }
    .muted { color:var(--color-text-muted, #6b7280); font-size:0.9em; }
    .btn { 
      padding:8px 14px; 
      border:1px solid var(--color-border, #d1d5db); 
      background:var(--color-surface, #fff); 
      color:var(--color-text, #111827);
      border-radius:6px; 
      cursor:pointer;
      font-size:0.9em;
      font-weight:500;
      transition: all 0.2s ease;
      white-space:nowrap;
    }
    .btn:hover { 
      background:var(--color-btn-bg, #f9fafb); 
      border-color:var(--color-btn-border, #9ca3af);
      transform: translateY(-1px);
      box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    }
    .btn:active {
      transform: translateY(0);
      box-shadow: 0 1px 2px rgba(0,0,0,0.1);
    }
    .btn-primary {
      background:var(--color-primary, #2563eb);
      color:#fff;
      border-color:var(--color-primary, #2563eb);
    }
    .btn-primary:hover {
      background:var(--color-primary-hover, #3b82f6);
      border-color:var(--color-primary-hover, #3b82f6);
    }
    .btn-danger {
      background:var(--color-surface, #fff);
      color:var(--color-danger, #ef4444);
      border-color:var(--color-danger-light, #fecaca);
    }
    .btn-danger:hover {
      background:var(--color-danger-bg, #fef2f2);
      border-color:var(--color-danger, #ef4444);
    }
    .btn-icon {
      padding:6px 10px;
      font-size:1.1em;
      min-width:auto;
    }
    .user-menu {
      position: fixed;
      top: 12px;
      right: 12px;
      z-index: 1000;
    }
    .user-menu-btn {
      padding: 8px 12px;
      background: var(--color-surface, #fff);
      border: 1px solid var(--color-border, #e5e7eb);
      border-radius: 6px;
      cursor: pointer;
      font-size: 14px;
      font-weight: 500;
      color: var(--color-text, #111827);
      transition: all 0.2s ease;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .user-menu-btn:hover {
      border-color: var(--color-primary, #2563eb);
      background: var(--color-hover, #f3f4f6);
    }
    .user-menu-dropdown {
      position: absolute;
      top: 40px;
      right: 0;
      background: var(--color-surface, #fff);
      border: 1px solid var(--color-border, #e5e7eb);
      border-radius: 6px;
      box-shadow: 0 4px 6px rgba(0,0,0,0.1);
      min-width: 200px;
      display: none;
      z-index: 1001;
    }
    .user-menu-dropdown.active {
      display: block;
    }
    .user-menu-item {
      padding: 10px 12px;
      cursor: pointer;
      border: none;
      background: none;
      width: 100%;
      text-align: left;
      color: var(--color-text, #111827);
      transition: background 0.2s ease;
      display: flex;
      align-items: center;
      justify-content: space-between;
      position: relative;
    }
    .user-menu-item:hover {
      background: var(--color-hover, #f3f4f6);
    }
    .user-menu-item.has-submenu::after {
      content: '▶';
      font-size: 10px;
      color: var(--color-text-muted, #6b7280);
    }
    .theme-submenu {
      position: absolute;
      right: 100%;
      top: 0;
      margin-right: 4px;
      background: var(--color-surface, #fff);
      border: 1px solid var(--color-border, #e5e7eb);
      border-radius: 6px;
      box-shadow: 0 4px 6px rgba(0,0,0,0.1);
      min-width: 180px;
      display: none;
      z-index: 1002;
    }
    .user-menu-item.has-submenu:hover .theme-submenu {
      display: block;
    }
    .theme-option {
      padding: 10px 12px;
      cursor: pointer;
      border: none;
      background: none;
      width: 100%;
      text-align: left;
      color: var(--color-text, #111827);
      transition: background 0.2s ease;
    }
    .theme-option:hover {
      background: var(--color-hover, #f3f4f6);
    }
    .theme-option.active {
      background: var(--color-primary-light, #dbeafe);
      color: var(--color-primary, #2563eb);
      font-weight: 600;
    }
    /* User Management View */
    #user-management-view {
      padding: 24px;
      max-width: 1200px;
      margin: 0 auto;
    }
    .user-management-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 24px;
      gap: 16px;
      flex-wrap: wrap;
    }
    .user-management-header h2 {
      margin: 0;
      font-size: 1.8em;
      color: var(--color-text, #111827);
    }
    .user-table {
      width: 100%;
      border-collapse: collapse;
      background: var(--color-surface, #fff);
      border: 1px solid var(--color-border, #e5e7eb);
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    }
    .user-table th {
      background: var(--color-surface-hover, #f9fafb);
      padding: 12px 16px;
      text-align: left;
      font-weight: 600;
      font-size: 0.9em;
      color: var(--color-text-muted, #6b7280);
      text-transform: uppercase;
      letter-spacing: 0.05em;
      border-bottom: 2px solid var(--color-border, #e5e7eb);
    }
    .user-table td {
      padding: 14px 16px;
      border-bottom: 1px solid var(--color-border, #e5e7eb);
      color: var(--color-text, #111827);
    }
    .user-table tr:last-child td {
      border-bottom: none;
    }
    .user-table tbody tr {
      transition: background 0.15s ease;
    }
    .user-table tbody tr:hover {
      background: var(--color-hover, #f3f4f6);
    }
    .user-table .admin-badge {
      display: inline-block;
      padding: 2px 8px;
      background: var(--color-primary-light, #dbeafe);
      color: var(--color-primary, #2563eb);
      border-radius: 12px;
      font-size: 0.85em;
      font-weight: 600;
    }
    .user-table .actions {
      display: flex;
      gap: 6px;
    }
    #status {
      position:fixed;
      right:20px;
      bottom:20px;
      padding:12px 16px;
      background:var(--color-surface, #fff);
      border:1px solid var(--color-border, #d1d5db);
      color:var(--color-text, #111827);
      border-radius:8px;
      display:none;
      box-shadow: 0 4px 6px rgba(0,0,0,0.1);
      max-width:320px;
      animation: slideIn 0.3s ease;
    }
    @keyframes slideIn {
      from { transform: translateY(20px); opacity:0; }
      to { transform: translateY(0); opacity:1; }
    }
    .suggestions-section {
      margin-top:24px;
      padding-top:16px;
      border-top:1px solid var(--color-border, #e5e7eb);
    }
    .suggestions-title {
      font-size:0.9em;
      font-weight:600;
      color:var(--color-text-muted, #6b7280);
      text-transform:uppercase;
      margin-bottom:8px;
    }
    .suggestion-item {
      display:flex;
      gap:10px;
      align-items:center;
      padding:10px 12px;
      background:var(--color-warning-bg, #fef3c7);
      border:1px solid var(--color-warning-border, #fcd34d);
      border-radius:6px;
      margin-bottom:6px;
      opacity:0.85;
      transition: all 0.2s ease;
    }
    .suggestion-item:hover {
      opacity:1;
      background:var(--color-warning-light, #fef08a);
      border-color:var(--color-warning-border, #fbbf24);
    }
    /* Mobile Layout */
    @media (max-width: 768px) {
      .app {
        flex-direction: column;
      }
      .sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--color-border, #e5e7eb);
        padding: 12px;
      }
      .main {
        padding: 12px;
      }
      .hidden {
        display: none !important;
      }
      .btn {
        min-height: 44px;
        padding: 12px 16px;
      }
      .btn-icon {
        min-width: 44px;
        min-height: 44px;
        padding: 10px;
      }
      .topbar input {
        font-size: 16px;
        padding: 12px;
        min-height: 44px;
      }
      .item input[type=checkbox] {
        width: 20px;
        height: 20px;
      }
      .list-item {
        padding: 14px;
      }
      .item {
        padding: 14px;
      }
      h2 {
        font-size: 1.3em;
      }
      .mobile-toggle-btn {
        display: flex !important;
        align-items: center;
        justify-content: center;
        gap: 8px;
        width: 100%;
        margin-bottom: 12px;
        background: var(--color-primary, #3b82f6);
        color: white;
        border: none;
        padding: 12px;
        border-radius: 8px;
        font-weight: 600;
        cursor: pointer;
        transition: background 0.2s ease;
      }
      .mobile-toggle-btn:hover {
        background: var(--color-primary-hover, #2563eb);
      }
    }
    @media (min-width: 769px) {
      .mobile-toggle-btn {
        display: none;
      }
    }