/* Reset default margin and padding for all elements */
@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;600&family=Raleway:wght@700&display=swap');

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

/* Space between paragraphs */
p {
  font-family: 'Open Sans', sans-serif;
  font-size: 1.1em;
  margin-bottom: 2em;
  color: #f0f0f0;
  line-height: 1.8;
}

/* Basic body styling */
body {
  font-family: Arial, sans-serif;
  background-color: black;
  color: white;
  line-height: 1.5;
  padding: 20px;
}

/* Header styles */
header {
  background-color: #333;
  color: white;
  padding: 20px;
  border-radius: 5px;
  margin-bottom: 20px;
  text-align: center;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap;
  text-align: center;
}

.logo {
  width: 60px; /* Adjust as needed */
  height: auto;
}

h1 {
  font-family: 'Raleway', sans-serif;
  font-size: 3em;
  font-weight: 700;
  color: #00ffff;
  text-shadow: 2px 2px 4px rgba(0, 255, 255, 0.3);
  margin-bottom: 20px;
}

h2 {
  font-family: 'Raleway', sans-serif;
  font-size: 2em;
  font-weight: 700;
  color: #00bfff;
  margin-bottom: 15px;
  border-bottom: 2px solid #00bfff;
  padding-bottom: 5px;
}

/* Main content area */
main {
  background-color: #222;
  padding: 20px;
  border-radius: 5px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.7);
}

/* Link styling */
nav a {
  font-size: 16px;
  margin: 0 15px;
  padding: 10px 20px;
  background-color: #444;
  border-radius: 25px;
  text-decoration: none;
  transition: background-color 0.3s, transform 0.2s;
  display: inline-block;
  box-shadow: 0 4px 6px rgba(255, 255, 255, 0.1);
}

a:visited {
  color: purple
}

nav a:visited {
  color: white;
}

/* Navigation bar styling */
nav {
  margin-bottom: 20px;
  text-align: center;
}

/* Links in the navigation bar */
nav a {
  font-size: 16px;
  margin: 0 15px;
  color:white
}

nav a:hover {
  background-color: #666;
  transform: scale(1.1);
}

/* Text aligning center for footer */
footer {
  text-align: center;
}

.error {
  color: #b30000;
  font-size: 0.9em;
  display: block;
  margin-top: 4px;
}

input.error-border, select.error-border, textarea.error-border {
  border: 2px solid #b30000;
  background-color: #ffe6e6;
}

main h3 {
  margin-top: 2em;
  font-size: 1.8em;
  color: #00ffaa;
  border-bottom: 2px solid #00ffaa;
  padding-bottom: 5px;
  margin-bottom: 10px;
}

/* === Form Section Styling (shared by calculators & feedback) === */
form {
  margin-top: 2em;
  background-color: #1a1a1a;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 0 8px rgba(0, 255, 170, 0.3);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Labels */
label {
  display: block;
  margin: 10px 0 5px;
  font-weight: bold;
  color: #e0e0e0;
}

/* Inputs, selects, textareas */
input[type="text"],
input[type="email"],
input[type="number"],
select,
textarea {
  width: 100%;
  max-width: 500px;
  padding: 10px;
  font-size: 1em;
  border: 1px solid #ccc;
  border-radius: 8px;
  background-color: #1e1e1e;
  color: #fff;
  margin-bottom: 15px;
  transition: border-color 0.3s;
}

input:focus,
select:focus,
textarea:focus {
  border-color: #00ffaa;
  outline: none;
}

/* Submit Button */
input[type="submit"],
button {
  background-color: #00ffaa;
  color: #000;
  padding: 10px 20px;
  font-size: 1em;
  font-weight: bold;
  border: none;
  border-radius: 25px;
  cursor: pointer;
  transition: background-color 0.3s, transform 0.2s;
  margin-top: 10px;
}

input[type="submit"]:hover,
button:hover {
  background-color: #00dd99;
  transform: scale(1.05);
}

/* Errors */
.error {
  color: #ff6666;
  font-size: 0.9em;
}