body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 20px;
    background-color: #394056; /* Dark blue/grey background */
    color: #f9f2dd; /* Light cream text */
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}
header {
    text-align: center;
    padding: 40px 0;
}
h1 {
    color: #f9f2dd; /* Light cream for headings */
    font-size: 2.5em;
}
.coupon-box {
    background-color: #f9f2dd; /* Light cream background */
    border: 2px dashed #f39d80; /* Warm orange/peach border */
    padding: 20px;
    margin: 20px 0;
    text-align: center;
    border-radius: 8px;
    color: #394056; /* Dark blue/grey for all text in coupon box */
}
.coupon-box h2 {
    color: #394056; /* Dark blue/grey for heading in coupon box */
}
.coupon-code {
    font-size: 2.5em;
    font-weight: bold;
    color: #394056; /* Dark blue/grey for code text */
    display: inline-block;
    background-color: #f39d80; /* Warm orange/peach background for code */
    padding: 10px 20px;
    border-radius: 5px;
    user-select: all;
    cursor: pointer;
}
.copy-button {
    background-color: #f39d80; /* Warm orange/peach for button */
    color: #394056; /* Dark blue/grey text for button */
    border: none;
    padding: 10px 20px;
    font-size: 1em;
    cursor: pointer;
    border-radius: 5px;
    margin-top: 10px;
    transition: background-color 0.3s ease;
    min-width: 120px; /* Prevent layout shift when text changes */
}
.copy-button:hover {
    background-color: #e08a70; /* Slightly darker orange on hover */
}
.info-section {
    background-color: #ffffff;
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: 8px;
    margin-top: 20px;
}
.disclaimer {
    font-size: 0.9em;
    color: #666;
    margin-top: 20px;
    border-top: 1px solid #eee;
    padding-top: 15px;
}
ul {
    list-style-type: none;
    padding: 0;
}
ul li {
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24"><path fill="%23f39d80" d="M9 16.17l-4.5-4.5L3 13.17l6 6 11-11-1.5-1.5z"/></svg>') no-repeat left center; /* Warm orange/peach checkmark */
    background-size: 16px;
    padding-left: 25px;
    margin-bottom: 10px;
}

.signup-button-section {
    text-align: center;
    margin: 30px 0;
}

.signup-button {
    display: inline-block;
    background-color: #f39d80; /* Warm orange/peach */
    color: #394056; /* Dark blue/grey text */
    padding: 15px 30px;
    font-size: 1.2em;
    font-weight: bold;
    text-decoration: none;
    border-radius: 8px;
    transition: background-color 0.3s ease;
}

.signup-button:hover {
    background-color: #e08a70; /* Slightly darker orange on hover */
}

@media screen and (max-width: 600px) {
    body {
        padding: 10px;
    }
    h1 {
        font-size: 1.8em;
    }
    .coupon-code {
        font-size: 1.8em;
    }
}