:root {
      --primary-color: #128194;
      --primary-dark:  #5649c0;
      --text-color:    #333;
      --light-gray:    #f5f6fa;
      --dark-gray:     #636e72;
      --white:         #ffffff;
      --error-color:   #e74c3c;
    }
    body.dark-mode {
      --text-color:  #f1f1f1;
      --light-gray:  #2d3436;
      --dark-gray:   #b2bec3;
      --white:       #262641;
    }
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
      font-family: 'Inter', sans-serif;
    }
    body {
      background: var(--light-gray);
      color: var(--text-color);
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: flex-start;
      min-height: 100vh;
      padding: 0.5rem 0.5rem;
      transition: 0.3s;
    }
    
    .login-tabs {
      display: flex;
      background: var(--light-gray);
      border-radius: 10px;
      padding: 5px;
      margin-bottom: 20px;
    }
    .login-tab {
      flex: 1;
      padding: 10px;
      text-align: center;
      font-weight: 600;
      cursor: pointer;
      border-radius: 8px;
      color: var(--dark-gray);
      transition: 0.3s;
    }
    .login-tab.active {
      background: var(--primary-color);
      color: #fff;
      box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    }
    .dark-mode .login-tabs { background: #333; }
    .dark-mode .login-tab.active { background: var(--primary-color); }
    
    .login-container {
      max-width: 420px;
      width: 100%;
      margin-bottom: 1.5rem;
    }
    .login-card {
      background: var(--white);
      border-radius: 16px;
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
      padding: 2.5rem;
      text-align: center;
      transition: 0.3s;
    }
    .dark-mode .login-card {
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    }
    .login-logo {
        margin-top: -20px;
    }
    .login-logo img {
      height: 100px;
      justify-content: center;
    }
    .merchanttitle {
    font-size: 14px;
    color: #087a7d;
    margin-bottom: 12px;
    padding-bottom: 5px;
    border-bottom: 1px solid #057d7a4a;
    }
    .login-header h1 {
      font-size: 1.5rem;
      color: var(--primary-color);
      margin-bottom: 0.5rem;
    }
    .login-header p {
      color: var(--dark-gray);
      margin-bottom: 2rem;
    }
    .alert-message {
      background: #fdecea;
      color: var(--error-color);
      padding: 12px 16px;
      border-left: 4px solid var(--error-color);
      border-radius: 8px;
      margin-bottom: 1.5rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .alert-message .close-btn {
      background: none;
      border: none;
      font-size: 1.2rem;
      cursor: pointer;
      color: inherit;
    }
    .form-group {
      text-align: left;
      margin-bottom: 1rem;
    }
    .form-group label {
      display: block;
      margin-bottom: 0.5rem;
      font-weight: 500;
    }
    .input-group {
      position: relative;
    }
    .input-group input {
      width: 100%;
      padding: 12px 15px;
      padding-right: 40px;
      border: 1px solid #ddd;
      border-radius: 8px;
      background: var(--light-gray);
      color: var(--text-color);
      transition: 0.3s;
    }
    .dark-mode .input-group input {
      border-color: #444;
    }
    .input-group input:focus {
      border-color: var(--primary-color);
      outline: none;
      box-shadow: 0 0 0 2px rgba(108, 92, 231, 0.2);
    }
    .input-group i {
      position: absolute;
      right: 15px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--dark-gray);
      cursor: pointer;
    }
    .btn-login {
      width: 100%;
      padding: 12px;
      background: var(--primary-color);
      color: #fff;
      border: none;
      border-radius: 8px;
      font-size: 16px;
      cursor: pointer;
      transition: 0.3s;
    }
    .btn-login:hover {
      background: var(--primary-dark);
      transform: translateY(-2px);
    }
    .forgot-password {
      display: block;
      text-align: right;
      margin-top: 0.5rem;
      color: var(--primary-color);
      text-decoration: none;
      font-size: 0.85rem;
    }
    .forgot-password:hover {
      text-decoration: underline;
    }

    /* Registration Section */
    .registration-container {
      max-width: 420px;
      width: 100%;
    }
    .registration-card {
      background: var(--white);
      border-radius: 14px;
      padding: 1.8rem;
      text-align: center;
      box-shadow: 0 6px 20px rgba(0,0,0,0.08);
      transition: 0.3s;
    }
    .dark-mode .registration-card {
      box-shadow: 0 6px 20px rgba(0,0,0,0.3);
    }
    .registration-card h3 {
      color: var(--primary-color);
      margin-bottom: 0.5rem;
      font-size: 1.25rem;
    }
    .registration-card p {
      font-size: 0.95rem;
      color: var(--dark-gray);
      margin-bottom: 1.2rem;
    }
    .btn-register {
      display: inline-block;
      background: var(--primary-dark);
      color: #fff;
      padding: 12px 18px;
      border-radius: 8px;
      font-size: 15px;
      text-decoration: none;
      transition: 0.3s;
    }
    .btn-register:hover {
      background: var(--primary-color);
      transform: translateY(-2px);
    }

    .theme-toggle {
      position: fixed;
      bottom: 2rem;
      right: 2rem;
      width: 50px;
      height: 50px;
      background: var(--primary-color);
      color: #fff;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      z-index: 100;
    }

    @media(max-width: 480px) {
      .login-card, .registration-card { padding: 1.5rem;padding-top: 5px; }
      .login-container, .registration-container { padding: 0; }
    }
    
 .title  {
    color: #ff6900;
    font-size: 16px;
    font-weight: 600;
 } 
    
.chamber-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 150px;
    height: 115px;
    margin: 20px auto 0;
    background: #ffffff;
    border-radius: 12px;
    text-decoration: none;
    color: #168ca8;
    font-weight: 600;
    font-size: 16px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: transform 0.2s ease, background 0.3s ease;
}

.chamber-box img {
  width: 64px;
  height: 64px;
  margin-bottom: 10px;
}

.chamber-box:hover {
  transform: translateY(-5px);
  background: #20969b;
  color: #fff;
}

@media (max-width: 480px) {
    body {
        
        background: #54b8d8 url('/chamber/assets/images/chamber/chamber_bk.webp') no-repeat center center;
        background-size: cover;
        background-attachment: fixed;
        display: flex;
        justify-content: center;
        align-items: center;
        flex-direction: column;
        color: #333;
        min-height: 100vh;
        padding-top: 5rem;
        transition: 0.3s;
    }
    
 .registration-card {
    background: none;
    border-radius: 0px;
    padding: 0px;
    text-align: center;
    box-shadow: none;
    transition: 0.3s;
}
    .login-logo {
        margin-top: -45px;
    }
.login-logo img {
    box-shadow: 3px -5px 12px rgba(0, 0, 0, 0.15);
    height: 75px;
    background: #fff;
    border-radius: 50%;
    border: 2px solid #07769d85;
    justify-content: center;
}
    
    
}

    .separator {
      display: flex;
      align-items: center;
      text-align: center;
      margin: 18px 0;
      color: var(--dark-gray);
      font-size: 0.78rem;
      font-weight: 700;
      letter-spacing: 1px;
    }
    .separator::before,
    .separator::after {
      content: '';
      flex: 1;
      border-bottom: 1px solid rgba(0, 0, 0, 0.12);
    }
    body.dark-mode .separator::before,
    body.dark-mode .separator::after,
    [data-theme="dark"] .separator::before,
    [data-theme="dark"] .separator::after {
      border-bottom-color: rgba(255, 255, 255, 0.12);
    }
    .separator:not(:empty)::before { margin-right: 0.8em; }
    .separator:not(:empty)::after { margin-left: 0.8em; }

    .google-btn {
      background: #ffffff;
      color: #1e293b;
      border: 1px solid #cbd5e1;
      padding: 12px 18px;
      border-radius: 8px;
      font-size: 0.95rem;
      font-weight: 600;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 12px;
      cursor: pointer;
      transition: all 0.25s ease;
      width: 100%;
      text-decoration: none;
      box-shadow: 0 2px 6px rgba(0,0,0,0.06);
    }
    body.dark-mode .google-btn,
    [data-theme="dark"] .google-btn {
      background: #1f2538;
      color: #f1f5f9;
      border-color: rgba(255, 255, 255, 0.16);
      box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    }
    .google-btn:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 16px rgba(18, 129, 148, 0.25);
      border-color: var(--primary-color);
    }
    .google-btn img {
      width: 20px;
      height: 20px;
    }