.login-container {
       min-height: 100vh;
       display: flex;
       align-items: center;
       justify-content: center;
       background: linear-gradient(135deg, #7c3aed 0%, #a855f7 50%, #c084fc 100%);
       padding: 20px;
       position: relative;
       overflow: hidden;
   }

   .login-container::before {
       content: '';
       position: absolute;
       top: -50%;
       left: -50%;
       width: 200%;
       height: 200%;
       background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
       background-size: 30px 30px;
       animation: float 20s ease-in-out infinite;
   }

   @keyframes float {

       0%,
       100% {
           transform: translateY(0px) translateX(0px);
       }

       50% {
           transform: translateY(-20px) translateX(10px);
       }
   }

   .login-card {
       background: rgba(255, 255, 255, 0.95);
       backdrop-filter: blur(10px);
       border-radius: 24px;
       box-shadow: 0 32px 64px rgba(0, 0, 0, 0.2), 0 0 0 1px rgba(255, 255, 255, 0.1);
       overflow: hidden;
       width: 100%;
       max-width: 460px;
       animation: slideInUp 0.8s ease-out;
       position: relative;
       z-index: 1;
   }

   @keyframes slideInUp {
       from {
           opacity: 0;
           transform: translateY(50px) scale(0.9);
       }

       to {
           opacity: 1;
           transform: translateY(0) scale(1);
       }
   }

   .language-selector {
       position: absolute;
       top: 20px;
       right: 20px;
       display: flex;
       background: rgba(255, 255, 255, 0.9);
       border-radius: 20px;
       padding: 4px;
       box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
       z-index: 10;
   }

   .lang-btn {
       background: transparent;
       border: none;
       padding: 8px 12px;
       border-radius: 16px;
       font-weight: 600;
       font-size: 12px;
       color: #64748b;
       cursor: pointer;
       transition: all 0.3s ease;
       min-width: 32px;
   }

   .lang-btn.active {
       background: #7c3aed;
       color: white;
       box-shadow: 0 2px 6px rgba(124, 58, 237, 0.3);
   }

   .lang-btn:hover:not(.active) {
       background: rgba(124, 58, 237, 0.1);
       color: #7c3aed;
   }

   .login-header {
       background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
       padding: 45px 35px 35px;
       text-align: center;
       border-bottom: 1px solid rgba(226, 232, 240, 0.8);
       position: relative;
   }

   .login-header::after {
       content: '';
       position: absolute;
       bottom: 0;
       left: 50%;
       transform: translateX(-50%);
       width: 60px;
       height: 3px;
       background: linear-gradient(90deg, #7c3aed, #a855f7);
       border-radius: 2px;
   }

   .work-time-title {
       color: #7c3aed;
       font-weight: 900;
       font-size: 28px;
       letter-spacing: 3px;
       margin: 0 0 30px 0;
       text-align: center;
       text-shadow: 0 2px 4px rgba(124, 58, 237, 0.1);
   }

   .role-tabs {
       display: flex;
       background: rgba(226, 232, 240, 0.8);
       border-radius: 30px;
       padding: 6px;
       margin-bottom: 30px;
       max-width: 220px;
       margin-left: auto;
       margin-right: auto;
       box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
   }

   .role-tab {
       flex: 1;
       background: transparent;
       border: none;
       padding: 12px 20px;
       border-radius: 24px;
       font-weight: 600;
       font-size: 14px;
       color: #64748b;
       transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
       cursor: pointer;
       position: relative;
   }

   .role-tab.active {
       background: linear-gradient(135deg, #7c3aed 0%, #a855f7 100%);
       color: white;
       box-shadow: 0 4px 12px rgba(124, 58, 237, 0.4), 0 2px 4px rgba(0, 0, 0, 0.1);
       transform: translateY(-1px);
   }

   .role-tab:hover:not(.active) {
       background: rgba(255, 255, 255, 0.8);
       color: #475569;
       transform: translateY(-1px);
   }

   .login-title {
       color: #1e293b;
       font-weight: 700;
       font-size: 32px;
       margin: 0 0 10px 0;
       line-height: 1.2;
   }

   .login-subtitle {
       color: #64748b;
       font-size: 16px;
       margin: 0;
       font-weight: 400;
   }

   .login-body {
       padding: 45px 35px;
   }

   .form-label {
       color: #374151;
       font-weight: 600;
       margin-bottom: 10px;
       font-size: 15px;
       display: flex;
       align-items: center;
   }

   .input-wrapper {
       position: relative;
       margin-bottom: 8px;
   }

   .login-input {
       border: 2px solid #e2e8f0;
       border-radius: 16px;
       padding: 18px 50px 18px 50px;
       font-size: 16px;
       transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
       background: rgba(248, 250, 252, 0.8);
       width: 100%;
   }

   .login-input:focus {
       border-color: #7c3aed;
       box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.1);
       background: white;
       outline: none;
   }

   .input-icon {
       position: absolute;
       left: 18px;
       top: 50%;
       transform: translateY(-50%);
       color: #94a3b8;
       font-size: 18px;
       transition: color 0.3s ease;
   }

   .login-input:focus+.input-icon {
       color: #7c3aed;
   }

   .password-toggle {
       position: absolute;
       right: 18px;
       top: 50%;
       transform: translateY(-50%);
       background: none;
       border: none;
       color: #94a3b8;
       font-size: 18px;
       cursor: pointer;
       transition: color 0.3s ease;
   }

   .password-toggle:hover {
       color: #7c3aed;
   }

   .form-check {
       display: flex;
       align-items: center;
       gap: 10px;
   }

   .form-check-input {
       width: 18px;
       height: 18px;
       border: 2px solid #e2e8f0;
       border-radius: 4px;
   }

   .form-check-input:checked {
       background-color: #7c3aed;
       border-color: #7c3aed;
   }

   .form-check-label {
       color: #64748b;
       font-size: 14px;
       font-weight: 500;
       cursor: pointer;
   }

   .login-btn {
       background: linear-gradient(135deg, #7c3aed 0%, #a855f7 100%);
       border: none;
       border-radius: 16px;
       padding: 18px 24px;
       font-size: 16px;
       font-weight: 700;
       transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
       text-transform: uppercase;
       letter-spacing: 1.5px;
       position: relative;
       overflow: hidden;
   }

   .login-btn::before {
       content: '';
       position: absolute;
       top: 0;
       left: -100%;
       width: 100%;
       height: 100%;
       background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
       transition: left 0.5s;
   }

   .login-btn:hover::before {
       left: 100%;
   }

   .login-btn:hover {
       background: linear-gradient(135deg, #6d28d9 0%, #9333ea 100%);
       transform: translateY(-2px);
       box-shadow: 0 12px 28px rgba(124, 58, 237, 0.4);
   }

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

   .forgot-password-link {
       color: #7c3aed;
       text-decoration: none;
       font-weight: 500;
       font-size: 14px;
       transition: all 0.3s ease;
       display: inline-flex;
       align-items: center;
   }

   .forgot-password-link:hover {
       color: #6d28d9;
       text-decoration: none;
       transform: translateY(-1px);
   }

   .validation-summary {
       border-radius: 12px;
       font-size: 14px;
       margin-bottom: 20px;
       border-left: 4px solid #dc3545;
   }

   .field-validation {
       font-size: 13px;
       margin-top: 6px;
       display: block;
       font-weight: 500;
   }

   /* Responsive design */
   @media (max-width: 576px) {
       .login-container {
           padding: 15px;
       }

       .login-header {
           padding: 35px 25px 25px;
       }

       .login-body {
           padding: 35px 25px;
       }

       .work-time-title {
           font-size: 24px;
           letter-spacing: 2px;
       }

       .login-title {
           font-size: 28px;
       }

       .login-input {
           padding: 16px 45px 16px 45px;
       }

       .language-selector {
           top: 15px;
           right: 15px;
       }
   }