* {
  box-sizing: border-box;
  font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, sans-serif;
}
html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%; 
}
body {
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}
/* MAIN APP CONTAINER */
.phone-frame {
  width: 100%;
  height: 100vh;
  height: 100svh;
  max-width: 100%;
  background: url("bg.png") no-repeat center/cover;
  padding: 24px;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}
/* CARD - MATCH REFERENCE EXACTLY */
.login-card {
  width: 100%;
  max-width: 95%;              
  background: linear-gradient(145deg, #f7e4e4, #b4d7f8);
  border-radius: 60px;
  padding: 70px 45px 60px;     
  text-align: center;
  box-shadow: 0 16px 60px rgba(0, 0, 0, 0.50);
  position: relative;
}
/* LOGO - VERY BIG */
.logo {
  width: 100%;                   
  max-width: 500px;
  height: auto;
  margin: 0 auto 50px;         
  display: block;
}
h2 {
  margin: 0 0 20px;
  font-size: 50px;             
  font-weight: 600;
  color: #1a3a5c;
  line-height: 1.3;
}
.subtext {
  font-size: 18px;             
  color: #5a6c7d;
  margin-bottom: 60px;          
  line-height: 1.5;
}
/* INPUT - VERY BIG */
.input-group {
  display: flex;
  align-items: center;
  background: #f5f8fb;
  border: 1px solid transparent;
  border-radius: 20px;          
  padding: 24px 26px;           
  margin-bottom: 24px;        
  transition: all 0.2s ease;
  min-height: 100px;             
}
.input-group:focus-within {
  background: #fff;
  border-color: #2b7cff;
  box-shadow: 0 0 0 4px rgba(43, 124, 255, 0.1);
}
.input-group input {
  border: none;
  background: none;
  flex: 1;
  outline: none;
  font-size: 30px;             
  color: #1a3a5c;
  min-width: 0;
}
.input-group input::placeholder {
  color: #8a9ba8;
}
.icon {
  width: 30px;                  
  height: 30px;
  margin-right: 20px;
  flex-shrink: 0;
  color: #5a6c7d;
  display: flex;
  align-items: center;
}
.show {
  font-size: 30px;           
  color: #2b7cff;
  cursor: pointer;
  white-space: nowrap;
  padding: 12px 16px;
  margin: -12px -16px -12px 16px;
  min-height: 56px;
  display: flex;
  align-items: center;
  font-weight: 500;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}
.show:active {
  opacity: 0.7;
}
/* BUTTON - VERY BIG */
button {
  width: 100%;
  padding: 26px;              
  background: linear-gradient(90deg, #2b7cff, #5ba3ff);
  border: none;
  border-radius: 22px;        
  color: white;
  font-size: 40px;              
  font-weight: 600;
  cursor: pointer;
  margin-top: 40px;            
  min-height: 100px;             
  box-shadow: 0 8px 24px rgba(43, 124, 255, 0.45);
  transition: all 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}
button:active {
  transform: translateY(1px);
  box-shadow: 0 4px 16px rgba(43, 124, 255, 0.4);
}
/* VERSION */
.version {
  font-size: 26px;              
  color: rgb(107, 106, 106);
  margin-top: 36px;
  font-weight: 400;
}
/* MOBILE OPTIMIZATIONS */
@media (max-width: 480px) {
  .phone-frame {
    padding: 20px;
  } 
  .login-card {
    max-width: 92%;
    padding: 60px 40px 50px;
  }  
  h2 {
    font-size: 28px;
  } 
  .subtext {
    font-size: 16px;
  }
}
@media (max-width: 380px) {
  .login-card {
    padding: 50px 35px 45px;
  }  
  h2 {
    font-size: 26px;
  }  
  .input-group {
    min-height: 75px;
    padding: 22px 24px;
  }  
  button {
    min-height: 78px;
  }
}
/* Landscape mobile */
@media (max-height: 600px) and (orientation: landscape) {
  .phone-frame {
    height: auto;
    min-height: 100vh;
    align-items: flex-start;
    overflow-y: auto;
    padding-top: 30px;
    padding-bottom: 30px;
  }  
  .login-card {
    margin: 20px auto;
    padding: 50px 40px 45px;
  }  
  .logo {
    width: 70%;
    margin-bottom: 35px;
  }  
  .subtext {
    margin-bottom: 40px;
  }  
  button {
    margin-top: 30px;
  }
}