:root {
    --sand: #f5f1e6;
    --beige: #e8dfca;
    --tan: #d4c9b8;
    --brown: #9c8c7b;
    --dark-brown: #64523f;
    --accent: #8b5a2b;
}

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

body {
    font-family: sans-serif;
    background: var(--sand);
    color: var(--dark-brown);
    padding: 20px;
    line-height: 1.5;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    padding: 30px;
    border-radius: 10px;
    border: 1px solid var(--beige);
    box-shadow: 0 5px 15px rgba(100, 82, 63, 0.1);
}

h1, h2, h3 {
    color: var(--dark-brown);
    margin-bottom: 20px;
    border-bottom: 2px solid var(--beige);
    padding-bottom: 10px;
}

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

label {
    display: block;
    margin-bottom: 5px;
    color: var(--dark-brown);
    font-weight: 500;
}

input, select, textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--tan);
    border-radius: 5px;
    background: var(--sand);
    color: var(--dark-brown);
}

input:focus {
    outline: none;
    border-color: var(--accent);
}

button {
    background: var(--accent);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 500;
}

button:hover {
    background: var(--dark-brown);
}

.alert {
    padding: 15px;
    border-radius: 5px;
    margin-bottom: 20px;
    border: 1px solid;
}

.alert-error {
    background: #fee2e2;
    border-color: #dc2626;
    color: #991b1b;
}

.alert-success {
    background: #dcfce7;
    border-color: #16a34a;
    color: #166534;
}

a {
    color: var(--accent);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

ul {
    margin-left: 20px;
    margin-bottom: 20px;
}

small {
    color: var(--brown);
    font-size: 0.9em;
}
.error {
    color: red;
    background: #ffe6e6;
    padding: 10px;
    border: 1px solid red;
    margin: 10px 0;
}

.success {
    color: green;
    background: #e6ffe6;
    padding: 10px;
    border: 1px solid green;
    margin: 10px 0;
}

.secret-code {
    font-family: monospace;
    font-size: 18px;
    padding: 10px;
    background: #f0f0f0;
    margin: 10px 0;
    word-break: break-all;
}

/* Radio group styling */
.radio-group {
    margin: 20px 0;
}

/* Horizontal layout */
.radio-group.horizontal {
    display: flex;
    gap: 15px;
}

.radio-group.horizontal .radio-option {
    flex: 1;
    margin: 0;
}

.radio-option {
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    background: #f9f9f9;
    transition: background 0.3s;
}

.radio-option:hover {
    background: #f0f0f0;
}

.radio-option label {
    display: flex;
    align-items: flex-start;
    cursor: pointer;
    font-weight: normal;
}

.radio-option input[type="radio"] {
    margin: 3px 10px 0 0;
}

.radio-label {
    flex: 1;
}

.radio-label strong {
    display: block;
    margin-bottom: 5px;
}

.radio-label small {
    color: #666;
    font-size: 0.9em;
}