/* static/style.css */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    color: var(--tg-theme-text-color);
    background-color: var(--tg-theme-bg-color);
}
#app-container {
    text-align: center;
    padding: 20px;
    max-width: 90%;
}
#gift-form, #thank-you-message {
    background-color: var(--tg-theme-secondary-bg-color);
    padding: 25px;
    border-radius: 12px;
}
input[type="number"] {
    width: 80%;
    padding: 10px;
    margin: 15px 0;
    border-radius: 8px;
    border: 1px solid var(--tg-theme-hint-color);
    text-align: center;
    font-size: 1.2em;
}
button {
    width: 100%;
    padding: 15px;
    border: none;
    border-radius: 8px;
    font-size: 1em;
    font-weight: bold;
    cursor: pointer;
    color: var(--tg-theme-button-text-color);
    background-color: var(--tg-theme-button-color);
}
.hidden {
    display: none;
}