body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    background: #f9f9f9;
}

header nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid #ddd;
}

header nav div.right-nav {
    display: flex;
    gap: 10px; /* Расстояние между элементами */
    align-items: center;
}

header nav a {
    margin-right: 15px;
    text-decoration: none;
    color: #333;
    font-weight: bold;
}

button {
    padding: 8px 16px;
    margin: 5px;
    border: 1px solid #ccc;
    background: white;
    cursor: pointer;
    border-radius: 4px;
}

button:hover {
    background: #f0f0f0;
}

input, textarea {
    padding: 8px;
    width: 250px;
    border: 1px solid #ddd;
    border-radius: 4px;
    margin-bottom: 5px;
}

#register-form, #login-form, #user-data {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

#loaded-data {
    margin-top: 15px;
    padding: 10px;
    background: #f0f0f0;
    border-radius: 4px;
    min-height: 50px;
}

/* Стили для пользовательской панели в шапке */
.user-info {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: bold;
    color: #333;
}

.user-icon {
    font-size: 16px;
}

#auth-buttons {
    display: flex;
    align-items: center;
    gap: 10px;
}

#btn-logout {
    padding: 6px 12px;
    border: 1px solid #ccc;
    background: white;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
}

#btn-logout:hover {
    background: #f0f0f0;
}


/* ==== Verify Success Page ==== */

.verify-container {
    max-width: 600px;
    margin: 50px auto;
    padding: 30px;
    background: white;
    border: 1px solid #ddd;
    border-radius: 4px;
    text-align: center;
}

.verify-container h1 {
    color: #2c3e50;
    margin-bottom: 20px;
}

.verify-container p {
    font-size: 1.1em;
    line-height: 1.6;
    margin-bottom: 20px;
}

.verify-container a {
    display: inline-block;
    padding: 10px 20px;
    background-color: #2c3e50;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-weight: bold;
}

.verify-container a:hover {
    background-color: #1a252f;
}

/* ===== Planning Pages ======= */

#text-block {
    margin: 20px auto;
    padding: 15px;
    max-width: 800px;
    line-height: 1.6;
}

/* Адаптивность для мобильных */
@media (max-width: 768px) {
    #text-block {
        padding: 10px;
        font-size: 0.95em;
    }
}