/* General Styles */
:root {
    --primary-color: #4285f4;
    --secondary-color: #34a853;
    --accent-color: #fbbc05;
    --error-color: #ea4335;
    --text-color: #333;
    --light-bg: #f9f9f9;
    --border-color: #ddd;
}

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

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: #f5f5f5;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 30px;
}

h1 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

h2 {
    margin-bottom: 15px;
    color: var(--text-color);
}

p {
    margin-bottom: 15px;
}

/* Form Styles */
section {
    background-color: white;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    padding: 30px;
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

input[type="text"],
input[type="number"],
input[type="email"] {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 16px;
}

.form-group.checkbox {
    display: flex;
    align-items: center;
}

.form-group.checkbox input {
    margin-right: 10px;
}

.form-group.checkbox label {
    margin-bottom: 0;
    font-weight: normal;
}

.form-actions {
    margin-top: 30px;
    text-align: center;
}

.btn {
    padding: 10px 20px;
    font-size: 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.btn.primary {
    background-color: var(--primary-color);
    color: white;
}

.btn.primary:hover {
    background-color: #3367d6;
}

/* Message Styles */
.error-message,
.success-message {
    padding: 15px;
    border-radius: 4px;
    margin-top: 20px;
}

.error-message {
    background-color: #fdecea;
    border-left: 4px solid var(--error-color);
    color: #a82315;
}

.success-message {
    background-color: #e7f4e4;
    border-left: 4px solid var(--secondary-color);
    color: #276749;
}

.hidden {
    display: none;
}

/* Footer */
footer {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    color: #777;
    font-size: 14px;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    section {
        padding: 20px;
    }
}