*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-input: #334155;
  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --border-color: #475569;
  --accent-primary: #3b82f6;
  --accent-hover: #2563eb;
}

body{
    background-color: var(--bg-primary);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
    font-family: "Poppins",sans-serif;
}

.container{
    width: 100%;
    max-width: 400px;
    background-color: var(--bg-secondary);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

h1{
    text-align: center;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.form-group{
    margin-bottom: 15px;
}

label{
    display: block;
    margin-bottom: 5px;
    color: var(--text-secondary);
}

input,
select{
    width: 100%;
    padding: 10px;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-size: 1rem;
    color: var(--text-primary);

}

input:focus,
select:focus{
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(59,130,246,0.2);
}

button{
    width:100%;
    padding: 12px;
    background-color: var(--accent-primary);
    color: #fff;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

button:hover{
    background-color: var(--accent-hover);
    transform: translateY(-2px);
}

#result{
    margin-top: 20px;
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-primary);
}