* {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
        text-decoration: none;
      }

      body {
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
          Oxygen, Ubuntu, Cantarell, sans-serif;
        background-color: white;
        color: #333;
        line-height: 1.6;
      }

      .container {
        margin: 0 50px;
        padding: 20px;
      }

      .page-title {
        font-size: 2.5rem;
        font-weight: 700;
        color: #333;
        margin-bottom: 10px;
        border-bottom: 4px solid #4caf50;
        display: inline-block;
        padding-bottom: 5px;
      }

      .tabs {
        display: flex;
        gap: 20px;
        margin: 30px 0;
        border-bottom: 2px solid #e9ecef;
      }

      .tab {
        padding: 12px 20px;
        background: none;
        border: none;
        font-size: 1.1rem;
        cursor: pointer;
        color: #6c757d;
        border-bottom: 3px solid transparent;
        transition: all 0.3s ease;
      }

      .tab.active {
        color: #4caf50;
        border-bottom-color: #4caf50;
        font-weight: 600;
      }

      .tab:hover {
        color: #4caf50;
      }

      .search-section {
        margin-bottom: 30px;
        display: flex;
        gap: 15px;
        align-items: center;
      }

      .search-input {
        flex: 1;
        padding: 12px 20px;
        border: 2px solid #e9ecef;
        border-radius: 8px;
        font-size: 1rem;
        transition: border-color 0.3s ease;
      }

      .search-input:focus {
        outline: none;
        border-color: #4caf50;
      }

      .search-button {
        padding: 12px 25px;
        background-color: #4caf50;
        color: white;
        border: none;
        border-radius: 8px;
        font-size: 1rem;
        font-weight: 600;
        cursor: pointer;
        transition: background-color 0.3s ease;
      }

      .search-button:hover {
        background-color: #45a049;
      }

      .orders-grid {
        display: grid;
        gap: 20px;
        grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
      }

      .order-card {
        background: white;
        border-radius: 12px;
        padding: 24px;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
        transition: all 0.3s ease;
        border: 2px solid transparent;
      }

      .order-card:hover {
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
        border-color: #4caf50;
      }

      .order-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 20px;
        padding-bottom: 15px;
        border-bottom: 1px solid #e9ecef;
      }

      .order-id {
        font-size: 1.2rem;
        font-weight: 600;
        color: #4caf50;
        display: flex;
        align-items: center;
        gap: 8px;
      }

      .order-id::before {
        
        font-size: 1.1rem;
      }

      .order-date {
        color: #6c757d;
        font-size: 0.95rem;
      }

      .order-items {
        margin-bottom: 20px;
      }

      .order-item {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 10px;
      }

      .item-name {
        font-weight: 500;
        color: #333;
      }

      .item-quantity {
        color: #6c757d;
        font-size: 0.9rem;
        margin-left: 10px;
      }

      .item-price {
        font-weight: 600;
        color: #333;
      }

      .order-footer {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-top: 20px;
        padding-top: 15px;
        border-top: 1px solid #e9ecef;
      }

      .order-total {
        font-size: 1.3rem;
        font-weight: 700;
        color: #4caf50;
      }

      .order-actions {
        display: flex;
        gap: 10px;
        align-items: center;
      }

      .status-badge {
        padding: 6px 12px;
        border-radius: 20px;
        font-size: 0.85rem;
        font-weight: 600;
        text-transform: lowercase;
        display: flex;
        align-items: center;
        gap: 5px;
      }

      .status-badge.pending {
        background-color: #fff3cd;
        color: #856404;
      }

      .status-badge.processing {
        background-color: #cce5ff;
        color: #004085;
      }

      .status-badge.shipped {
        background-color: #d4edda;
        color: #155724;
      }

      .status-badge.delivered {
        background-color: #d1ecf1;
        color: #0c5460;
      }

      .status-badge.cancelled {
        background-color: #f8d7da;
        color: #721c24;
      }

      .view-details-btn {
        padding: 10px 20px;
        background-color: transparent;
        color: #4caf50;
        border: 2px solid #4caf50;
        border-radius: 8px;
        font-size: 0.95rem;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.3s ease;
      }

      .view-details-btn:hover {
        background-color: #4caf50;
        color: white;
      }

      .loading {
        text-align: center;
        padding: 40px;
        font-size: 1.1rem;
        color: #6c757d;
      }

      .error {
        text-align: center;
        padding: 40px;
        color: #dc3545;
        background-color: #f8d7da;
        border-radius: 8px;
        margin: 20px 0;
      }

      .no-orders {
        text-align: center;
        padding: 60px 20px;
        color: #6c757d;
      }

      .no-orders h3 {
        font-size: 1.5rem;
        margin-bottom: 10px;
      }

      .no-orders p {
        font-size: 1.1rem;
      }

      /* Auth Message Styles */
      .auth-message {
        text-align: center;
        padding: 60px 40px;
        background: linear-gradient(135deg, #f8f9fa, #e9ecef);
        border-radius: 16px;
        border: 2px solid #e9ecef;
        margin: 40px 0;
        position: relative;
        overflow: hidden;
      }

      .auth-message::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: linear-gradient(90deg, #4caf50, #45a049);
      }

      .auth-message i {
        font-size: 4rem;
        color: #4caf50;
        margin-bottom: 20px;
        opacity: 0.8;
      }

      .auth-message h2 {
        font-size: 2rem;
        font-weight: 700;
        color: #333;
        margin-bottom: 15px;
      }

      .auth-message p {
        font-size: 1.1rem;
        color: #6c757d;
        margin-bottom: 30px;
        line-height: 1.6;
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
      }

      .login-btn {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        padding: 15px 30px;
        background-color: #4caf50;
        color: white;
        text-decoration: none;
        border-radius: 10px;
        font-size: 1.1rem;
        font-weight: 600;
        transition: all 0.3s ease;
        border: none;
        cursor: pointer;
        box-shadow: 0 2px 8px rgba(76, 175, 80, 0.3);
      }

      .login-btn:hover {
        background-color: #45a049;
        transform: translateY(-2px);
        box-shadow: 0 4px 16px rgba(76, 175, 80, 0.4);
        text-decoration: none;
        color: white;
      }

      .login-btn:active {
        transform: translateY(0);
      }

      .login-btn i {
        font-size: 1rem;
        margin: 0;
      }

      /* ================================
         ENHANCED RESPONSIVE BREAKPOINTS
         ================================ */

      /* Large Desktop (1400px+) */
      @media (min-width: 1400px) {
        .container {
          margin: 0 80px;
          max-width: 1600px;
        }
        
        .orders-grid {
          grid-template-columns: repeat(auto-fill, minmax(450px, 1fr));
        }
      }

      /* Standard Desktop (1200px - 1399px) */
      @media (max-width: 1399px) {
        .container {
          margin: 0 60px;
        }
      }

      /* Large Tablet/Small Desktop (992px - 1199px) */
      @media (max-width: 1199px) {
        .container {
          margin: 0 40px;
          padding: 18px;
        }
        
        .page-title {
          font-size: 2.2rem;
        }
        
        .orders-grid {
          grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
        }
      }

      /* Standard Tablet (768px - 991px) */
      @media (max-width: 991px) {
        .container {
          margin: 0 30px;
          padding: 15px;
        }

        .page-title {
          font-size: 2rem;
        }

        .tabs {
          flex-wrap: wrap;
          gap: 15px;
          margin: 25px 0;
        }

        .tab {
          padding: 10px 16px;
          font-size: 1rem;
        }

        .search-section {
          flex-direction: column;
          gap: 12px;
        }

        .search-input {
          width: 100%;
          padding: 14px 18px;
        }

        .search-button {
          width: 100%;
          padding: 14px 25px;
        }

        .orders-grid {
          grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
          gap: 18px;
        }

        .order-card {
          padding: 20px;
        }

        .order-header {
          flex-direction: column;
          align-items: flex-start;
          gap: 8px;
        }

        .order-id {
          font-size: 1.1rem;
        }

        .auth-message {
          padding: 50px 30px;
          margin: 30px 0;
        }

        .auth-message h2 {
          font-size: 1.8rem;
        }
      }

      /* Portrait Tablet (576px - 767px) */
      @media (max-width: 767px) {
        .container {
          margin: 0 20px;
          padding: 12px;
        }

        .page-title {
          font-size: 1.8rem;
          margin-bottom: 8px;
        }

        .tabs {
          gap: 10px;
          margin: 20px 0;
          border-bottom: 1px solid #e9ecef;
        }

        .tab {
          padding: 8px 12px;
          font-size: 0.95rem;
          flex: 1;
          text-align: center;
          min-width: 0;
        }

        .search-section {
          margin-bottom: 25px;
        }

        .orders-grid {
          grid-template-columns: 1fr;
          gap: 15px;
        }

        .order-card {
          padding: 18px;
        }

        .order-footer {
          flex-direction: column;
          gap: 15px;
          align-items: stretch;
        }

        .order-actions {
          justify-content: space-between;
          flex-wrap: wrap;
          gap: 8px;
        }

        .view-details-btn {
          padding: 8px 16px;
          font-size: 0.9rem;
        }

        .status-badge {
          font-size: 0.8rem;
          padding: 5px 10px;
        }

        .order-total {
          font-size: 1.2rem;
          text-align: right;
        }

        .auth-message {
          padding: 40px 20px;
          margin: 20px 0;
          border-radius: 12px;
        }

        .auth-message i {
          font-size: 3rem;
          margin-bottom: 15px;
        }

        .auth-message h2 {
          font-size: 1.5rem;
          margin-bottom: 10px;
        }

        .auth-message p {
          font-size: 1rem;
          margin-bottom: 25px;
        }

        .login-btn {
          padding: 12px 25px;
          font-size: 1rem;
        }
      }

      /* Large Mobile (480px - 575px) */
      @media (max-width: 575px) {
        .container {
          margin: 0 15px;
          padding: 10px;
        }

        .page-title {
          font-size: 1.6rem;
          text-align: center;
          margin-bottom: 15px;
        }

        .tabs {
          flex-direction: column;
          gap: 5px;
          margin: 15px 0;
        }

        .tab {
          padding: 10px;
          font-size: 0.9rem;
          border: 1px solid #e9ecef;
          border-radius: 6px;
          margin-bottom: 5px;
        }

        .tab.active {
          border-color: #4caf50;
          background-color: rgba(76, 175, 80, 0.05);
        }

        .search-input {
          padding: 12px 15px;
          font-size: 0.95rem;
        }

        .search-button {
          padding: 12px 20px;
          font-size: 0.95rem;
        }

        .order-card {
          padding: 15px;
          border-radius: 10px;
        }

        .order-id {
          font-size: 1rem;
        }

        .order-id::before {
          font-size: 1rem;
        }

        .order-date {
          font-size: 0.85rem;
        }

        .item-name {
          font-size: 0.95rem;
        }

        .item-quantity {
          font-size: 0.8rem;
        }

        .item-price {
          font-size: 0.95rem;
        }

        .order-total {
          font-size: 1.1rem;
        }

        .view-details-btn {
          padding: 6px 12px;
          font-size: 0.85rem;
        }

        .auth-message {
          padding: 30px 15px;
        }

        .auth-message i {
          font-size: 2.5rem;
        }

        .auth-message h2 {
          font-size: 1.3rem;
        }

        .auth-message p {
          font-size: 0.95rem;
        }
      }

      /* Small Mobile (320px - 479px) */
      @media (max-width: 479px) {
        .container {
          margin: 0 10px;
          padding: 8px;
        }

        .page-title {
          font-size: 1.4rem;
          padding-bottom: 3px;
          border-bottom: 3px solid #4caf50;
        }

        .tabs {
          margin: 12px 0;
        }

        .tab {
          padding: 8px;
          font-size: 0.85rem;
        }

        .search-section {
          margin-bottom: 20px;
        }

        .search-input {
          padding: 10px 12px;
          font-size: 0.9rem;
        }

        .search-button {
          padding: 10px 15px;
          font-size: 0.9rem;
        }

        .orders-grid {
          gap: 12px;
        }

        .order-card {
          padding: 12px;
          border-radius: 8px;
        }

        .order-header {
          margin-bottom: 15px;
          padding-bottom: 12px;
        }

        .order-id {
          font-size: 0.95rem;
        }

        .order-date {
          font-size: 0.8rem;
          margin-top: 4px;
        }

        .order-items {
          margin-bottom: 15px;
        }

        .order-item {
          margin-bottom: 8px;
          flex-wrap: wrap;
          gap: 5px;
        }

        .item-name {
          font-size: 0.9rem;
          flex: 1;
          min-width: 100%;
        }

        .item-quantity {
          font-size: 0.75rem;
          margin-left: 0;
        }

        .item-price {
          font-size: 0.9rem;
          font-weight: 700;
        }

        .order-footer {
          margin-top: 15px;
          padding-top: 12px;
          gap: 12px;
        }

        .order-total {
          font-size: 1rem;
        }

        .order-actions {
          gap: 6px;
        }

        .view-details-btn {
          padding: 5px 10px;
          font-size: 0.8rem;
        }

        .status-badge {
          font-size: 0.75rem;
          padding: 4px 8px;
        }

        .loading {
          padding: 30px 15px;
          font-size: 1rem;
        }

        .no-orders {
          padding: 40px 15px;
        }

        .no-orders h3 {
          font-size: 1.2rem;
        }

        .no-orders p {
          font-size: 1rem;
        }

        .auth-message {
          padding: 25px 12px;
        }

        .auth-message i {
          font-size: 2rem;
          margin-bottom: 12px;
        }

        .auth-message h2 {
          font-size: 1.1rem;
          margin-bottom: 8px;
        }

        .auth-message p {
          font-size: 0.9rem;
          margin-bottom: 20px;
        }

        .login-btn {
          padding: 10px 20px;
          font-size: 0.9rem;
        }
      }

      /* Extra Small Mobile (below 320px) */
      @media (max-width: 319px) {
        .container {
          margin: 0 5px;
          padding: 5px;
        }

        .page-title {
          font-size: 1.2rem;
        }

        .tab {
          font-size: 0.8rem;
          padding: 6px;
        }

        .search-input, .search-button {
          font-size: 0.85rem;
          padding: 8px 10px;
        }

        .order-card {
          padding: 10px;
        }

        .order-id {
          font-size: 0.9rem;
        }

        .item-name, .item-price {
          font-size: 0.85rem;
        }

        .item-quantity {
          font-size: 0.7rem;
        }

        .order-total {
          font-size: 0.95rem;
        }

        .auth-message {
          padding: 20px 10px;
        }

        .auth-message h2 {
          font-size: 1rem;
        }

        .auth-message p {
          font-size: 0.85rem;
        }
      }

      /* Landscape Mobile Orientation */
      @media (max-height: 500px) and (orientation: landscape) {
        .page-title {
          font-size: 1.5rem;
          margin-bottom: 10px;
        }

        .tabs {
          margin: 15px 0;
        }

        .auth-message {
          padding: 30px 20px;
        }

        .auth-message i {
          font-size: 2rem;
          margin-bottom: 10px;
        }

        .auth-message h2 {
          font-size: 1.3rem;
          margin-bottom: 8px;
        }

        .auth-message p {
          font-size: 0.9rem;
          margin-bottom: 15px;
        }
      }

      /* High DPI/Retina Display Adjustments */
      @media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
        .order-card {
          box-shadow: 0 1px 4px rgba(0, 0, 0, 0.1);
        }

        .order-card:hover {
          box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
        }
      }

      /* Reduced Motion Preferences */
      @media (prefers-reduced-motion: reduce) {
        * {
          animation-duration: 0.01ms !important;
          animation-iteration-count: 1 !important;
          transition-duration: 0.01ms !important;
        }
      }